CN104203148A - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
- Publication number
- CN104203148A CN104203148A CN201380015240.2A CN201380015240A CN104203148A CN 104203148 A CN104203148 A CN 104203148A CN 201380015240 A CN201380015240 A CN 201380015240A CN 104203148 A CN104203148 A CN 104203148A
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- China
- Prior art keywords
- head
- electric toothbrush
- vibration
- vibrating motor
- operating portion
- Prior art date
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- Granted
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- 238000000034 method Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 8
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Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B5/00—Brush bodies; Handles integral with brushware
- A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
- A46B5/0033—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions bending or stretching or collapsing
- A46B5/0041—Mechanical joint or hinge, made up of several components
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B17/00—Accessories for brushes
- A46B17/04—Protective covers for the bristles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/225—Handles or details thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
- A61C17/3409—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor characterized by the movement of the brush body
- A61C17/3481—Vibrating brush body, e.g. by using eccentric weights
Abstract
Provided is an economical electric toothbrush that can reliably vibrate a head part while ensuring teeth-cleaning operability in the mouth, and in which a smaller size and lighter weight are achieved, and portability is improved. This electric toothbrush (10) comprises a head part (13), a neck part (12), and an operating part (11), wherein the head part (13) has a coin-shaped vibrating motor (17) on the bottom surface side of the head part, and a detachable brush plate (22) on the upper surface side of the head part; a battery and switch part are stored in the operating part (11); and the toothbrush is vibrated by the vibrating motor that is operated by electricity supplied from the battery.
Description
Technical field
The present invention relates to a kind of electric toothbrush of Portability excellence.
The application is based on requiring priority in No. 2012-068043, the patent Patent of Japanese publication on March 23rd, 2012, and quotes its content at this.
Background technology
In recent years, not only within the family, and the situation of brushing teeth in work unit or this place of going out of travelling is a lot.Therefore, toothbrush is required to Portability, but the in the situation that of electric toothbrush, because integral body maximizes, therefore produced the poor problem of Portability.
As electric toothbrush, known have plant rotary that the head of a plurality of brushes is rotated, and plant the vibration type that the head of a plurality of brushes vibrates.Vibration type is to utilize the core shift hammer being located on motor output shaft and the structure that makes to brush body vibration, because constitutional detail is few, therefore than the rotary electric toothbrush integral miniaturization that makes.
As the electric toothbrush of vibration type, for example, there is the electric toothbrush 1 shown in Fig. 6.
Electric toothbrush 1 has: user carries out the operating portion 2 of holding operation; Be arranged on the cervical region 3 on operating portion 2; And be located at the head 4 on the top of cervical region 3.
In the inside of operating portion 2, such as having: the power supply 5 of No. 7 batteries etc.; Power supply by power supply 5 is supplied with the motor 6 driving; Be arranged on the core shift hammer 7 on motor 6 output shaft 6a; And the driving of motor 6 is given to switch 8 of on/off etc.Motor 6 and core shift hammer 7 form vibration generating mechanism, and this vibration generating mechanism gives head 4 vibrations by cervical region 3.
Cervical region 3 is integrated with head 4, and cervical region 3 is detachable with respect to operating portion 2.
So, for electric toothbrush, owing to must equip power supplys such as the motor of motor etc. at least and battery etc. on operating portion, therefore miniaturization aspect can't meet, can produce the inconvenient problem of carrying.
Therefore,, for a kind of small-sized and electric toothbrush that Portability is good is provided, various schemes have been proposed.For example, typically have: taking off and plant under the head of brush and the state of the two rooted tooth brush bodies that cervical region is integrated from thering is the operating portion of drive division etc., this two rooted teeth brush body is accommodated in to an electric toothbrush (patent documentation 1) in box together with operating portion; With the toothbrush case of tubular, cover the electric toothbrush (patent documentation 2) that is arranged on the brush body on operating portion; And by motor configurations in cervical region root side to realize electric toothbrush (patent documentation 3,4) of miniaturization etc.
Or, proposed to be embedded with at head the electric toothbrush (patent documentation 5,6) of so-called linear motor, or the electric toothbrush (patent documentation 7) that contains drive division and brush portion of replacing portion.
Patent documentation 1: Japanese patent laid-open 8-80220 communique
Patent documentation 2: No. 4681079 communique of Japanese Patent Laid
Patent documentation 3: Japanese Patent Laid-Open 2003-93415 communique
Patent documentation 4: No. 4748267 communique of Japanese Patent Laid
Patent documentation 5: Japanese Patent Laid-Open 2009-106355 communique
Patent documentation 6: Japanese Patent Laid-Open 2009-45202 communique
Patent documentation 7: Japanese Patent Laid-Open 2011-143057 communique
Invent problem to be solved
But, for example, for two rooted tooth brush bodies being accommodated in together with operating portion to an electric toothbrush described in the patent documentation 1 in box, in the time of must using, brush body is arranged on the driving shaft of operating portion, while not using, from driving shaft, take off brush body, can produce the loaded down with trivial details problem of mounting or dismounting operation.And, in the lavatory of the like that limited small space of work unit etc., during the operation of brushing teeth, also produce such problem: the place to place of worrying to take in the box of an other rooted tooth brush body.
For the patent documentation 2 brush body being arranged on operating portion being covered with toothbrush case, because concrete size relationship is not expressed, the size on historical facts or anecdotes border is estimated, at least overall dimensions is roughly the same with the home-use size of not considering Portability, does not make the structure of having strengthened Portability.
For motor configurations is realized to the patent documentation 3,4 of miniaturization in cervical region root side, it is thick for the root side pole of cervical region, if the length of the tip side of cervical region do not guarantee to a certain degree, will produce the problem of the operability that hinders toothbrush operation.And, technology as disclosed in patent documentation 3, in the situation that make motor be fixed on the neck interior with brush body one, when having may wear to replacing during period because of brush body, owing to changing, comprise motor in interior whole neck part, therefore produce the surging problem of cost.
In addition, for the patent documentation 5 that is embedded with so-called drive division (linear motor) at head, linear motor is difficult to miniaturization, so head can become greatly, become, weighs, and usability is impaired.In addition, by linear motor, just make the vibration of the Mao Xiangqi bearing of trend of brush, be difficult to obtain good cleaning effect.In addition, because the power consumption of linear motor is large, thus must frequently change power supply, or add large power supply.If add large power supply, just can not realize the miniaturization of operating portion.
In addition, being equipped with the patent documentation 6 of drive division (linear motor) for head, when replacing brush, must changing together with having the head of linear motor, is uneconomic.
In addition, for head, be equipped with the patent documentation 7 of drive division (linear motor), make such specification: the supporting mass that contains linear motor can be inserted in the head of hollow, be a kind of electric toothbrush that can freely customize head and motor specification.But, due to the motor containing with eccentric hammer is inserted to the brushhead of hollow at interior supporting mass, therefore brush portion attenuation is unstable in intensity.In order to ensure intensity, also can make its thickening, but cervical region chap, in oral cavity, operability is poor.
As other, by the means of oscillating electric tooth-brush miniaturization, if any shortening cervical region, the reduce battery method of (button cell etc.).But, if only cervical region is shortened, to make cervical region arrive the inside tooth, will put into mouth until thick operating portion, operability is impaired.In addition, in order to shorten operating portion, if battery is made to the battery of button cell equivalence, can produce motor torque deficiency, frequently change battery, or the problem such as frequently charge.
Summary of the invention
Therefore, the object of the invention is to, a kind of electric toothbrush is provided, this electric toothbrush is carried drive division (monetary apparatus vibrating motor) on head, and the boxlike of mao portion of planting (planting hair plates, bristle) can be only changed in employing, needn't abandon drive division thus, and can guarantee the intensity of cervical region, make operability excellence in oral cavity simultaneously.In addition, the object of the invention is to, do not provide and can damage usability, small-sized and Portability is excellent, can give reliably the electric toothbrush of head vibration.
For solving the means of problem
To achieve these goals, the 1st form of electric toothbrush of the present invention is,
[1] a kind of electric toothbrush, by head, cervical region and operating portion, formed, the feature of this electric toothbrush is, bottom surface side at described head has monetary apparatus vibrating motor, the upper surface side of described head have mounting or dismounting freely plant hair plates, described operating portion has been taken in battery and switch portion, and toothbrush utilizes described monetary apparatus vibrating motor and vibrates, and described monetary apparatus vibrating motor moves by the power supply from described battery.
Adopt the electric toothbrush of this structure, can guarantee the intraoral operability of brushing teeth, and can make reliably head vibration, and, can realize miniaturization and lightweight, can improve Portability, and good economy performance.
In addition, the 2nd form of electric toothbrush of the present invention is,
[2] electric toothbrush as described in [1] clamps the parts that cut off vibration on cervical region.
Adopt the electric toothbrush of this structure, can relax the vibration that is delivered to operating portion, can alleviate transfer of vibration to the user of holding operation portion sense of discomfort on hand.
In addition, the 3rd form of electric toothbrush of the present invention is,
[3] electric toothbrush as described in [1], has the mechanism that extends handle when the use of described electric toothbrush with the method for slidingtype/advancement-type/collapsible/lid universal type.
Adopt the electric toothbrush of this structure, the operability in the time of guaranteeing to use, and can further improve the densification while not using.
In addition, the 4th form of electric toothbrush of the present invention is,
[4] electric toothbrush as described in [1], has transfer of vibration portion at the upper surface of described monetary apparatus vibrating motor.
Adopt the electric toothbrush of this structure, can make vibration number expand, can set the directivity of vibration for specificity, can make again amplification change, can improve intraoral spatter property.As the member that vibration number is expanded, such as there being the member that the direction of vibration of the fiber alignment of fiber-reinforced plastic etc. and monetary apparatus motor is combined.In addition, as the member controlled of directivity to vibration, there is the fiber alignment of fiber-reinforced plastic etc. to combine in a certain direction and make to the vibration of the direction parallel with this machine direction to expand, make to the member of the vibration attenuation of vertical direction.In addition, can also give weight and amplification is changed.
The effect of invention
Electric toothbrush of the present invention, by drive division (monetary apparatus vibrating motor) is carried on head, and adopt and can only change the boxlike of mao portion of planting (planting hair plates, bristle), thereby needn't abandon drive division, and can guarantee the intensity of cervical region, make operability excellence in oral cavity simultaneously.In addition, can not damage usability, small-sized and Portability is excellent, can give reliably head vibration.
Accompanying drawing explanation
Figure 1A represents the electric toothbrush of one embodiment of the present invention, is the cutaway view of electric toothbrush.
Figure 1B represents the electric toothbrush of one embodiment of the present invention, is the rearview of electric toothbrush major part.
Fig. 1 C represents the electric toothbrush of one embodiment of the present invention, is the enlarged drawing of the variation of electric toothbrush head cutaway view.
Fig. 1 D represents the electric toothbrush of one embodiment of the present invention, is the enlarged drawing of the variation of electric toothbrush head cutaway view.
Fig. 1 E represents the electric toothbrush of one embodiment of the present invention, is the enlarged drawing of the variation of electric toothbrush head cutaway view.
Fig. 1 F represents the electric toothbrush of one embodiment of the present invention, is the enlarged drawing of the variation of electric toothbrush head cutaway view.
Fig. 1 G represents the electric toothbrush of one embodiment of the present invention, is the enlarged drawing of the variation of electric toothbrush head cutaway view.
Fig. 2 A represents the variation 1 of the electric toothbrush of one embodiment of the present invention, the cutaway view of the electric toothbrush while being non-use.
Fig. 2 B represents the variation 1 of the electric toothbrush of one embodiment of the present invention, the cutaway view of the electric toothbrush while being use.
Fig. 3 A represents the variation 2 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being non-use.
Fig. 3 B represents the variation 2 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being use.
Fig. 4 A represents the variation 3 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being non-use.
Fig. 4 B represents the variation 3 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being use.
Fig. 5 A represents the variation 4 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being non-use.
Fig. 5 B represents the variation 4 of the electric toothbrush of one embodiment of the present invention, the side view of the electric toothbrush while being use.
Fig. 6 is the key diagram of electric toothbrush in the past.
Symbol description
10 electric toothbrushes
11 operating portions
12 cervical regions
12a cervical region (root side)
12b cervical region (tip side)
13 heads
The base portion of 13a head 13
The protuberance of 13b head 13d
The recess of 13c head 13e
13d head (upper surface side)
13e head (bottom surface side)
14 handles
15 power supplys
16 switch portion
17 vibrating motors
18 distributions
19 distributions
20 vibration-absorbing body (absorption of vibrations portion)
21 brushes
22 plant hair plates
23 liners
24 lids
90 transfer of vibration portions
The specific embodiment
Below, with reference to Figure of description, the electric toothbrush of one embodiment of the present invention is described.In addition, below shown in embodiment be object lesson preferably in electric toothbrush of the present invention, also, sometimes with preferably various restrictions technically, technical scope of the present invention, as long as no being particularly limited record of the present invention, is not limited to these embodiments.In addition, below shown in embodiment in structural element, can carry out suitably and the displacement such as existing structure key element, and can comprise with being combined in of other existing structure key element in various variations.Therefore, with the record of the embodiment shown in below, do not limit the summary of the invention that claims are recorded.
Figure 1A～G represents the electric toothbrush of one embodiment of the present invention, and Figure 1A is the cutaway view of electric toothbrush, and Figure 1B is the rearview of major part, and Fig. 1 C～G is the enlarged drawing of the variation of head cutaway view.
Fig. 1 C is, for example utilize known insertion forming process with transfer of vibration portion 90, directly contact with vibrating motor 17, and by plant hair plates 22 to the mode of brushing 21 thrusters pressures by transfer of vibration portion 90 convexs be arranged on head 13d.Then, bonding head 13e.Because transfer of vibration portion 90 contacts with motor 17, the therefore vibration of transmitting vibrations motor expeditiously.In addition, can guarantee reliably head 13d and the chimeric intensity of planting hair plates 22.
Fig. 1 D is, with transfer of vibration portion 90, utilizes known insertion for example and the mode that directly contact with vibrating motor 17 is arranged on head 13d by transfer of vibration portion 90 and goes up, and transfer of vibration portion 90 is arranged to not that 13d is side-prominent to brushing 21 from the head.Because transfer of vibration portion 90 contacts with motor 17, the therefore vibration of transmitting vibrations motor expeditiously.
The in the situation that of Fig. 1 C and Fig. 1 D, except transfer of vibration portion 90 being utilized to known insertion forming process being arranged to contact with vibrating motor 17, also after can being shaped utilizing known insertion forming process and thering is the head 13d of transfer of vibration portion 90, vibrating motor 17 is housed in each recess of shape head 13d and head 13e and type bonding.In addition, in this case, also can be utilizing known insertion forming process after the head 13e that comprises vibrating motor 17 that is shaped, bonding with the head 13d that comprises transfer of vibration portion 90.
Fig. 1 E is, with head 13d and head 13e, clamps vibrating motor 17 the bonding state that becomes moisture can not enter.Also for example can on head 13d, utilize known insertion forming process and set in advance transfer of vibration portion 90.Now, by protrude convex transfer of vibration portion 90 is set planting mode that hair plates 22 presses to brush 21 thrusters, thereby the vibration of transmitting vibrations motor expeditiously makes head 13d reliable with the chimeric intensity of planting hair plates 22.
Fig. 1 F is, with head 13d and head 13e, clamps vibrating motor 17 the bonding state that becomes moisture can not enter.Also for example can on head 13d, utilize known insertion forming process and set in advance transfer of vibration portion 90, transfer of vibration portion 90 is arranged to not that 13d is side-prominent to brush 21 from the head.Because transfer of vibration portion 90 approaches with motor 17, the therefore vibration of transmitting vibrations motor expeditiously.
Fig. 1 G is, with head 13d and head 13e, clamps vibrating motor 17 the bonding state that becomes moisture can not enter.Now, in the head 13d of vibrating motor 17 side, by the convex shaped part (being equivalent to transfer of vibration portion) of standing shape is set, will plant hair plates 22, to brush 21 thrusters, press, thereby the vibration of transmitting vibrations motor expeditiously makes head 13d reliable with the chimeric intensity of planting hair plates 22.
As shown in Figure 1A～G, electric toothbrush 10 has: user carries out the operating portion 11 of holding operation; Be arranged on the cervical region 12 on operating portion 11; And be located at the head 13 on cervical region 12 tops.
Operating portion 11 has: resinous cylindric handle 14; Be located at the battery of these handle 14 inside, for example, change No. 7 batteries (also No. 5 batteries, No. 8 batteries (the list 5 type batteries of Japan)) of formula or the power supply 15 of TunePower; And the switch portion that drives into line operate 16 to power supply 15.In addition, in the situation that power supply 15 adopts TunePower, known charging part is located at rear end.Therefore, as illustrated in conventional art, owing to making the structure that motor and core shift hammer (comprising transmission mechanism) are not set on operating portion 11, therefore can be conducive to the miniaturization (minor axis of diameter and the shortening of length) of operating portion 11, can improve Portability.Now, although operating portion 11 illustrates in detail, but for example handle 14 can be made can relative sliding displacement along axis direction inside and outside double-layer structural, as extension, make its rear end to operating portion 11 carry out slide displacement in its outside, just can make the variable-length of operating portion 11.In addition, also can make switch portion 16 and this extension interlock, in the variable operation of the length of handle 14/short, can make switch connection/disconnection.The material of operating portion 11, the general employing of material such as the ABS resin that electric toothbrush is used etc., but be not limited thereto.
Cervical region 12 and handle 14 are identical materials, and to head 13, form reducing to tip side.Now, coaxially still to make its displacement be arbitrarily at diameter center with handle 14 that reducing is made.In addition, also can make its material and tone be different from handle 14.
On the top of cervical region 12, be formed with head 13, at the bottom surface side of this head, be provided with monetary apparatus vibrating motor (below, be sometimes only called vibrating motor) 17.In addition,, in the inside of cervical region 12, be equipped with the distribution 18,19 that power supply 15 and vibrating motor 17 are electrically connected to.This distribution 18,19 is distribution electric wire both, also when injection molding cervical region 12, inserts the tabular distribution being shaped, or also can use in the lump them.That is, as long as can guarantee the power supply from power supply 15 to vibrating motor 17, its structure without particular limitation of.Therefore, cervical region 12 for example both connects the cylindrical, hollow of distribution electric wire, also can partly make solid (non-ducted body) to the reducing of major general's head 13.In addition, it is own that also useful elastomers forms cervical region 12, thereby be absorption of vibrations portion by the whole dual-purpose of cervical region 12.In the present embodiment, at the middle part of cervical region 12, clamped vibration-absorbing body 20, cervical region 12 is cut apart formation thus.Therefore, the cervical region 12a of handle 14 sides (root side) of this vibration-absorbing body 20 consists of ducted body, distribution 18,19 adopts electric wire, and the cervical region 12b of head 13 sides (tip side) of vibration-absorbing body 20 consists of solid, distribution the 18, the 19th, and insertion is shaped.
Vibration-absorbing body 20 is at least difficult to the absorption of vibrations to operating portion 11 by the transfer of vibration of vibrating motor 17 as long as have between cervical region 12 and operating portion 11, is not particularly limited.Guarantee the water proofing property of cervical region 12, so that saliva etc. can not enter from vibration-absorbing body 20 the cervical region 12a of root side.In addition, from power supply 15, via cervical region 12 distribution 18,19 inner and that be connected with vibrating motor 17, connect this vibration-absorbing body 20, but be applicable to adopting contact configuration to guarantee electrical connection.In the present embodiment, vibration-absorbing body 20 can be used elastomer (such as olefines, phenylethylene) or silicone (comprising silica gel) etc.
Head 13 consists of two parts, and the part that is formed with the head upper surface side of planting hair plates that forms a side is made as to head 13d, and the part that forms the opposing party's head bottom surface side is made as to head 13e.So-called upper surface side, refers to the direction of a side of the brush that plants head, and so-called bottom surface side refers to the direction of base portion (13a) side of head.
In the upper surface side of head 13d, head 13d in the face of planting a side of hair plates 22, be formed with the protuberance 13b chimeric with planting hair plates 22.Relative with protuberance 13b plant hair plates 22 thickness be 1.5mm above, below 3.0mm, preferably 2.0mm above, below 2.5mm.
On head 13e, be formed with the recess 13c of configuration vibrating motor 17, also be formed with recess with position corresponding on head 13d, take in, fixing vibrating motor 17, utilize such as modes such as ultrasonic bonding and watertightness each head 13d and 13e are given bonding integrated.The protuberance 13b that the head 13d of hair plates 22 is planted in embedding forms around configuration vibrating motor around.In addition, it is upper that transfer of vibration portion 90 is located at head 13d, and be configured on the protuberance 13b of head 13d.
Transfer of vibration portion 90, as shown in Fig. 1 C and Fig. 1 D, for example also can utilize known insertion forming process and contact with vibrating motor 17.In addition, as shown in Fig. 1 E and Fig. 1 F, for example also can utilize known insertion forming process and that transfer of vibration portion 90 is located to head 13d is upper, and be configured to the state that vibrating motor 17 does not contact with transfer of vibration portion 90.In addition, as shown in Figure 1 G, sometimes also by planting that mode that hair plates 22 presses to brush 21 thrusters arranges convex shaped part as transfer of vibration portion.
The in the situation that of Fig. 1 C and Fig. 1 D, after the head 13d that comprises transfer of vibration portion 90 and vibrating motor 17 in shaping, bonding head 13e.Because transfer of vibration portion 90 contacts with motor 17, the therefore vibration of transmitting vibrations motor expeditiously.
Or, after also can being shaped utilizing known insertion forming process and thering is the head 13d of transfer of vibration portion 90, vibrating motor 17 be housed in each recess of head 13d and head 13e and carry out bonding.
In addition, in this case, also can be utilizing known insertion forming process after the head 13e that comprises vibrating motor 17 that is shaped, bonding with the head 13d that comprises transfer of vibration portion 90.
The in the situation that of Fig. 1 E and Fig. 1 F, with the head 13d that comprises transfer of vibration portion 90 and head 13e, clamp vibrating motor 17 the bonding state that becomes moisture can not enter.
The in the situation that of Fig. 1 G, with head 13d and head 13e, clamp vibrating motor the bonding state that becomes moisture can not enter.
In Fig. 1 C, Fig. 1 E, can also, by planting the mode of hair plates 22 to brush 21 thrusters pressures, transfer of vibration portion 90 is set as to convex, in this case, can make head 13d reliable with the chimeric intensity of planting hair plates 22.
On hair plates 22, plant the brush for toothbrushing 21 that hair has suitable hardness and rugosity planting.The material of planting hair plates 22 is preferably POM, PBT that working strength is high and PTT etc., can guarantee to plant a mao intensity.In addition, will plant hair plates 22 and be called with brush 21 mao portion of planting.
Plant hair plates 22 and both can fix by slidingtype, also available groove is fixed.
The material of head 13 adopts the general material used of electric toothbrush, such as POM resin etc., but is not limited to these.
Plant plant bristle on hair plates without particular limitation of, but can use for example polyamide (for example: 6-12 nylon, 6-10 nylon), polyester (for example: polyethylene terephthalate, polybutylene terephthalate (PBT), PTT), polyolefin (for example: polypropylene), the synthetic resin material of elastomer (such as olefines, phenylethylene) etc.
In addition, for the tippy tea shape of bristle, can make following various shape: tippy tea is circle; External diameter is along with towards tippy tea and tapered cone-shaped; In addition be flat (Japanese: ヘ ラ shape), spherical, open the shapes such as shape of tail.
The staple length of bristle is preferably, adult's use be 8mm above, below 13mm, child uses be 6mm above, below 9mm, if the diameter of selected bristle is little,, from the angle of intraoral usability and use sense, the staple length of bristle is short better.In addition, also can consider use sense, sweeping sense, cleaning effect and durability etc., the many bristles that combination in any rugosity is not identical.In addition, the profile for tippy tea does not impose any restrictions.
Switch portion 16, except being provided in a side of known rotary on operating portion 11 rear ends, also can be provided in a side of the known slidingtype of operating portion 11 sides.In addition, in the situation that making slidingtype, sometimes also locking mechanism can be set, can not become on-state because of unexpected slide displacement.
Vibrating motor 17 is so-called core shift motor, can enumerate following core shift motor: in the container of Coin shape, there is drive division and be located at the semicircular rotor on the rotating shaft of drive division, when making rotating shaft rotation, because whole generation of centre-of gravity shift of vibrating motor 17 vibrated.Vibrating motor 17 is for example used the size of following degree: thickness be 1.5mm above, below 3.0mm, preferably 2.0mm above, below 2.5mm, diameter be φ 8.0mm above, below 12.0mm, preferably φ 10mm above, below 12mm.
By using this vibrating motor 17, can make electric toothbrush 10 compactnesses and light weight, and can improve usability.In addition, vibrating motor 17 is owing to can making to brush the 21 upwards vibrations in its footpath, and therefore, the movable area of brush 21 increases, and can further improve toothbrushing effect.
In addition,, because the power consumption of vibrating motor 17 is less than linear motor etc., therefore, with fully driving once No. 7～No. 8 baby batteries of joint, needn't frequently change battery.Therefore, be suitable for operating portion densification.
In addition, for vibrating motor 17, if can for example its vibration number be guaranteed more than 7500rpm/min, below 20000rpm/min, its size is also comparable above-mentioned little.
It is upper that transfer of vibration portion 90 is located at head 13d, and be configured on the protuberance 13b of head 13d.
Transfer of vibration portion 90 is as shown in Fig. 1 C and Fig. 1 D, both for example can utilize known insertion forming process and contact with vibrating motor 17, also for example can as shown in Fig. 1 E and Fig. 1 F, utilize known insertion forming process and be located on head 13d, not contacting with vibrating motor 17.In addition, as shown in Figure 1 G, sometimes also by convex shaped part is set as transfer of vibration portion, will plant hair plates 2, to brush 21 thrusters, press.
In transfer of vibration portion 90, both can make vibration number is expanded, set the directivity of vibration for specificity, the structure that can make again amplification change, also can be in order to reduce the vibration loss of the telescoping part of planting hair plates 22 and head, and make, the protuberance on top that is projected into the vibrating motor 17 configuration section positions of head 13d to brush 21 directions is arranged to the structure with head 13d one, makes chimerism reliable, reduce vibration loss.So long as vibration number expands, maybe can control the directivity of vibration, also can make amplitude variations, the material of transfer of vibration portion 90 is not particularly limited.
In addition, vibrating motor 17 as shown in Figure 1B, is for example used, than the vibrating motor of the width of head 13 (8.5mm is above, 13.0mm following) minor diameter, and preferably 13 does not expose from the head.
As commercially available vibrating motor 17, can enumerate: LE10EOH (φ 10mm, thickness 2.0mm, quality=about 1g, rotating speed 9000rpm, this (Japanese: レ キ シ Application ジ ャ パ Application) Co., Ltd.'s system) etc. of neck Britain and Japan.
Vibrating motor 17, by embedding or be embedded in head 13, thereby can directly not make head 13 vibrations by the vibration of the transmitting vibrations motor 17 such as transmission mechanism.Therefore,, when boil on the nape opposite the mouth intracavity is brushed teeth operation, because this vibration is directly passed, therefore can guarantee the toothbrushing effect that vibration produces reliably.In addition, by direct transmitting vibrations, thereby applicable vibrating motor 17 can adopt miniaturization or the few cheap member of rotating speed.In addition, because vibrating motor 17 is in use in oral cavity, therefore be preferably and use the bonding airtight construction of ultrasound wave, by liner etc., guarantee water proofing property, the known approaches such as the insertion shaping that the outer surface enforcement waterproof coating of vibrating motor 17 is processed and welding, guarantee water proofing property or seal.
Head 13d and head 13e are fit together with built-in vibrating motor 17, can prevent that vibrating motor 17 from exposing.The recess 13c that is formed with configuration vibrating motor 17 on this head 13e is also formed with recess on the corresponding position of head 13d, thereby takes in, fixing vibrating motor 17.Each head 13d and head 13e, utilize such as modes such as ultrasonic bonding and watertightness is closely bonding and integrated.The material of head 13d and head 13e preferably adopts POM, PBT that intensity is high and PP etc., with resistance in vibration.
As the fixing means of vibrating motor 17, can use the elastomeric material for landfill gap, loosening to eliminate motor.In addition, protuberance also can be set at several positions with fixing vibrating motor 17.
As described elastomeric material, in silica gel, epoxy resin, allyl resin, be preferably silica gel.
Yet, in the above-described embodiment, by the bottom surface side at head 13, configure vibrating motor 17, thereby can realize the densification of operating portion 11 and cervical region 12, not only make operating portion 11 paths, also can shorten its length.But during due to use, user shortens for controlling the length of operation, therefore makes the specification shown in following embodiment.
(embodiment 1)
Adopt head to be provided with the electric toothbrush of the above-mentioned form of monetary apparatus vibrating motor.
Fig. 2 A and Fig. 2 B represent for improving the operability of electric toothbrush and the variation of densification 1, the cutaway view of electric toothbrush when Fig. 2 A is non-use, the cutaway view of electric toothbrush when Fig. 2 B is use.In addition, in Fig. 2 A and Fig. 2 B, for the structure identical with above-mentioned embodiment, omit part diagram, put on identical symbol and the description thereof will be omitted simultaneously.
As shown in Figure 2 A and 2 B, rear end at operating portion 11, setting is usingd the detachable lid that has round-ended cylinder shape 24 of recess mode as extension, when not using, the tip side of lid 24 embedding operation portions 11 just can be covered to head 13 and cervical region 12, in use, the rear end side of lid 24 embedding operation portions 11 just can be extended to the length of operating portion 11.That is, the extension of present embodiment is lid 24, and this lid 24 engages with the tip side of operating portion 11 to cover the state of cervical region 12 and head 13 when not using, and is made in use with the rear end side of operating portion 11 and engages.Adopt the electric toothbrush so forming, when not using, can guarantee the health of the brush of head, do not consider place to place in use and can be used as the part of operating portion.
In addition, consider embedding and the cover cap function of lid 24 on operating portion 11, the reducing of cervical region 12 is compared with operating portion 11 center, is displaced to a side (rear side of head).
Here, extension is as the total length of electric toothbrush 10, and the form of Fig. 2 A when not using makes that 110mm is above, the length below 150mm, can easily put into the cosmetic case of carrying while going out such as women etc.In addition, extension can make the total length as electric toothbrush 10, is the form of Fig. 2 B in use, for more than 170mm, below 180mm, thereby guarantees operability.Now, the overlap joint surplus D4 of lid 24 and operating portion 11 is more than 5mm, below 50mm.
Therefore, in the situation that lid 24 is used as to extension, more than if the overlap joint surplus D1 tip side of operating portion 11 and rear end side and lid 24 makes 5mm, below 10mm, more than the total length D2 of lid 24 makes 65mm, below 80mm, more than the length D3 on the basis of the length D2 that considers lid 24 and overlap joint surplus D1, cervical region 12 and head 13 being combined makes 60mm, below 70mm, the length that can guarantee operating portion 11 is more than 50mm, below 70mm, can easily guarantee power supply 15 (No. 8 battery: length 30.02mm, No. 7 battery: length 44.5mm, length 50.5mm) and the accommodation space of switch portion 16 No. 5 batteries:.
(embodiment 2)
Adopt head to be provided with the electric toothbrush of the above-mentioned form of monetary apparatus vibrating motor.
Fig. 3 A and Fig. 3 B represent for improving the variation 2 of this densification, the side view of electric toothbrush when Fig. 3 A is non-use, the side view of electric toothbrush when Fig. 3 B is use.In addition, in Fig. 3 A and Fig. 3 B, for the structure identical with above-mentioned embodiment, omit part diagram, put on identical symbol and the description thereof will be omitted simultaneously.
As shown in Fig. 3 A and Fig. 3 B, operating portion 31 is done longlyer than above-mentioned operating portion 11, and when not using, in the form of Fig. 3 A, the length that cervical region 12 and head 13 are hidden is more than 120mm, below 155mm.In addition, operating portion 31 can be taken in cervical region 12 and head 13 in the tip side of power supply 15, is formed with the spatial portion 12c of the tip side that can take in power supply 15 at the cervical region 12a of root side.In addition, what on operating portion 31, be provided with that slide uses handles knob 32, so that cervical region 12 can pass in and out operating portion 31 integratedly with head 13.Be the form of Fig. 3 B in use, if operating portion 31 can make 170mm above, below 180mm, the length of operation of can guaranteeing easily to brush teeth when it uses, and can take in cervical region 12 and head 13 while not using and be conducive to densification.Now, the overlap joint surplus D5 of operating portion 31 and cervical region 12 is more than 5mm, below 50mm.
(embodiment 3)
Adopt head to be provided with the electric toothbrush of the above-mentioned form of monetary apparatus vibrating motor.
Fig. 4 A and Fig. 4 B represent for improving the variation 3 of this densification, and Fig. 4 A is the side view of the electric toothbrush while not using, the side view of electric toothbrush when Fig. 4 B is used.In addition, in Fig. 4 A and Fig. 4 B, for the structure identical with above-mentioned embodiment, omit part diagram, put on identical symbol and the description thereof will be omitted simultaneously.
As shown in Fig. 4 A and Fig. 4 B, operating portion 41 is done longlyer than above-mentioned operating portion 11, the form of Fig. 4 A when not using, and the length that cervical region 12 and head 13 are hidden is more than 65mm, below 80mm.In addition, operating portion 41 can be taken in cervical region 12 and head 13 in the tip side of power supply 15, is formed with the spatial portion 12c of the tip side that can take in power supply 15 at the cervical region 12a of root side.In addition, at operating portion 41 so that cervical region 12 can be split into base end side operating portion 43 and tip side operating portion 42 from the outstanding mode of operating portion 41 integratedly with head 13, and between base end side operating portion 43 and tip side operating portion 42, be provided with that rotary manipulation uses handle knob 44 so that cervical region 12 can with head 13 one turnover operating portions 41.As the inlet/outlet mechanism in this situation, for example, cervical region 12 is supported to relative to base end side operating portion 43 and is not relatively rotated, and by helicla flute, spiral ridge, cervical region 12 is engaged with tip side operating portion 42, base end side operating portion 43 is controlled fixing after by making tip side operating portion 42 and 44 rotations of handling knob just can be carried out above-mentioned turnover.Be in the form of Fig. 4 B in use, if operating portion 41 can make 170mm above, below 180mm, the length of the operation of can guaranteeing easily to brush teeth when it uses can be taken in cervical region 12 and head 13 simultaneously and is conducive to densification when not using.Now, the overlap joint surplus D6 of operating portion 41 and cervical region 12 is more than 5mm, below 50mm.
(embodiment 4)
Adopt head to be provided with the electric toothbrush of the above-mentioned form of monetary apparatus vibrating motor.
Fig. 5 A and Fig. 5 B represent for improving the variation 4 of this densification, and Fig. 5 A is the side view of the electric toothbrush while not using, the side view of electric toothbrush when Fig. 5 B is used.In addition, in Fig. 5 A and Fig. 5 B, for the structure identical with above-mentioned embodiment, omit part diagram, put on identical symbol and the description thereof will be omitted simultaneously.
As shown in Fig. 5 A and Fig. 5 B, operating portion 51 is done longlyer than above-mentioned operating portion 11, when not using, in the form of Fig. 5 A, make by cervical region 12 and head 13 is folding centered by pin 52, thereby the length that cervical region 12 and head 13 are hidden is more than 100mm, below 120mm.In addition, the cross section of operating portion 51 forms roughly U-shaped, to configure power supply 15 and switch 16 and can take in cervical region 12 and head 13.In addition, be in the form of Fig. 5 in use, as long as operating portion 51 can make 170mm above, below 180mm, the length of the operation of can guaranteeing easily to brush teeth when it uses can be taken in cervical region 12 and head 13 simultaneously and is conducive to densification when not using.
So, for electric toothbrush 10 of the present invention, it is a kind of electric toothbrush being formed by head, cervical region and operating portion, be characterized in, bottom surface side at described head has monetary apparatus vibrating motor, the upper surface side of described head have mounting or dismounting freely plant hair plates, described operating portion is taken in battery and switch portion, toothbrush utilizes described monetary apparatus vibrating motor and vibrates, and described monetary apparatus vibrating motor moves by the power supply from described battery.Adopt the electric toothbrush of this structure, can guarantee that the intraoral operation of brushing teeth also can make head vibration reliably, and, can realize miniaturization and lightweight, can improve Portability, and good economy performance.
Also have, owing to adopting the vibrating motor of monetary apparatus, therefore, can make to brush the upwards vibration of 21 footpaths at described monetary apparatus vibrating motor, can improve toothbrushing effect.
In addition,, because the power consumption of monetary apparatus vibrating motor is little, therefore, with fully driving once No. 5～No. 8 baby batteries of joint, needn't frequently change battery.
In addition, for electric toothbrush 10 of the present invention, owing to thering is vibration-absorbing body 20 between head 13 and operating portion, 20 pairs of transfer of vibration that produce with the driving of vibrating motor 17 of this vibration-absorbing body are relaxed to the phenomenon of operating portion 11, therefore the vibration that is delivered to operating portion 11 can be relaxed, transfer of vibration can be alleviated to the user of holding operation portion sense of discomfort on hand.
In addition, for electric toothbrush 10 of the present invention, for example, owing to having extension (lid 24), this extension shortens the total length of operating portion 11 and is elongated in use when not using, therefore the operability in the time of, can guaranteeing to use also can further improve the densification while not using.Now, if make when not using, extension is engaged with the tip side of operating portion 11 to cover the state of cervical region 12 and head 13, the lid engaging with the rear end side of operating portion 11 in use, when not using, can guarantee the health of the brush 21 of head 13, can not consider place to place in use and be used as the part of operating portion 11.
In addition, for electric toothbrush 10 of the present invention, because the diameter of vibrating motor 17 is the paths that are less than head 13 width, therefore can be conducive to the densification of head 13, also can improve the intraoral operability of brushing teeth.
In addition, in electric toothbrush 10 of the present invention, transfer of vibration portion 90 is located on head 13d.
Transfer of vibration portion 90, as shown in Fig. 1 C and Fig. 1 D, for example both can utilize known insertion forming process and be connected with vibrating motor 17, for example also can as shown in Fig. 1 E and Fig. 1 F, utilize known insertion forming process and be located on head 13d.In addition, as shown in Figure 1 G, sometimes also by convex shaped part is set as transfer of vibration portion, will plant hair plates 22, to brush 21 thrusters, press.
In transfer of vibration portion 90, so long as can make vibration number expand, can set the directivity of vibration for specificity, can make again amplification change, and be can control the expansion of vibration number, the member of the directivity of vibration, can make again the member of amplitude variations, its material is not particularly limited.
In addition, transfer of vibration portion 90, in order to reduce the vibration loss of the inserted structure of planting hair plates 22 and head, also can make on the top of the vibrating motor 17 configuration section positions of head 13d the structure being set as to the outstanding protuberance of brush 21 directions with head 13d one, thereby make chimerism reliable, reduce vibration loss.
In addition, for electric toothbrush 10 of the present invention, by making drive division, be that monetary apparatus motor carries on head, can only change the boxlike of planting a mao portion (planting hair plates), thereby can provide a kind of and needn't abandon drive division, can guarantee the electric toothbrush of operability excellence in the intensity of cervical region and oral cavity.
In the above-described embodiment, vibration-absorbing body is arranged to the cervical region near root side, but the present invention is not limited to this, any position between the position that vibration-absorbing body can be located at and user is controlled.
In addition, vibration-absorbing body, also covers the coating body of a part for cervical region with elastomer by secondary forming.
In the above-described embodiment, head 13d and 13e are fitted to configure vibrating motor, but the present invention is not limited to this, also can make such structure: the recess that forms opening at the back side of the base portion of head, vibrating motor is inserted in to this recess from the dorsal part of base portion, with lid, the opening surface of recess is only given to watertightness envelope.As the opening surface of recess being given to watertightness envelope structure only, can adopt the periphery of lid that the known structure in the past such as rubber packing is set.
(comparative example 1)
Use following electric toothbrush (red special system sound wave pilot bruss, Lion Corporation, Japanese: デ Application タ ー シ ス テ マ sound wave ア シ ス ト Block ラ シ, ライオン Co., Ltd.): the installation site of motor is positioned at operating portion, total length is 180mm left and right.
(comparative example 2)
Use following electric toothbrush (pocket De Luci, Co., Ltd. of Panasonic, Japanese: Port ケ ッ ト De Le Star, パナ ソニック Co., Ltd.): the installation site of motor is positioned at the brush installation shaft of operating portion, total length is 160mm left and right.
(evaluation methodology)
16 women that brush teeth while going out have carried the electric toothbrush of embodiment 1 and comparative example 1～2, and its usability and use sense are evaluated.
[table 1]
A: the people who has answered is 12～16
B: the people who has answered is 7～11
C: the people who has answered is 0～6
As shown in table 1, applied embodiments of the invention 1, the good degree of size when it carries, the good degree of size during use, is delivered to the good degree of the vibration of head, without transmitting operability in sense of discomfort in one's hands and oral cavity, is all " A ".
On the other hand, the electric toothbrush of comparative example 1, because neck formation obtains carefully, so operability and the good degree excellence of size while using in oral cavity.But the size of electric toothbrush is not little, so carry inconvenience.
The electric toothbrush of comparative example 2, although be the size in can the inadequate women's of being accommodated in cosmetic case, if suggestion more be just tiltedly not put and can not put into, more wish densification.In addition, cervical region is thick, and in oral cavity, operability is poor.
Practicality in industry
Electric toothbrush of the present invention, owing to making, on head, carry drive division (monetary apparatus motor), can only change the boxlike of mao portion of planting (planting hair plates, bristle), therefore, can provide a kind of and needn't abandon drive division, and can guarantee the electric toothbrush of operability excellence in the intensity, oral cavity of cervical region.In addition, can not damage usability, small-sized and Portability is excellent, can by vibration, give head reliably.
Claims (4)
1. an electric toothbrush, consists of head, cervical region and operating portion, and this electric toothbrush is characterised in that,
Bottom surface side at described head has monetary apparatus vibrating motor, the upper surface side of described head have mounting or dismounting freely plant hair plates,
Described operating portion has been taken in battery and switch portion, and toothbrush utilizes described monetary apparatus vibrating motor and vibrates, and described monetary apparatus vibrating motor moves by the power supply from described battery.
2. electric toothbrush as claimed in claim 1, is characterized in that, clamps the parts that cut off vibration on cervical region.
3. electric toothbrush as claimed in claim 1, is characterized in that, has the mechanism that extends handle when the use of described electric toothbrush with the method for slidingtype/advancement-type/collapsible/lid universal type.
4. electric toothbrush as claimed in claim 1, is characterized in that, at the upper surface of described monetary apparatus vibrating motor, has transfer of vibration portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-068043 | 2012-03-23 | ||
| JP2012068043 | 2012-03-23 | ||
| PCT/JP2013/058294 WO2013141359A1 (en) | 2012-03-23 | 2013-03-22 | Electric toothbrush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104203148A true CN104203148A (en) | 2014-12-10 |
| CN104203148B CN104203148B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380015240.2A Expired - Fee Related CN104203148B (en) | 2012-03-23 | 2013-03-22 | Electric toothbrush |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6122839B2 (en) |
| KR (1) | KR102070083B1 (en) |
| CN (1) | CN104203148B (en) |
| WO (1) | WO2013141359A1 (en) |
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| CN107361869A (en) * | 2017-08-09 | 2017-11-21 | 黄炎 | A kind of power toothbrush structure |
| CN107427349A (en) * | 2015-02-27 | 2017-12-01 | 大作商事株式会社 | Intraoral device for cleaning |
| CN110638547A (en) * | 2019-09-26 | 2020-01-03 | 重庆医科大学附属永川医院 | Oral cavity electric cleaner |
| RU2733248C1 (en) * | 2020-03-13 | 2020-09-30 | Орлан Дулушович Ондар | Electric toothbrush |
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| KR101509471B1 (en) * | 2009-03-06 | 2015-04-14 | 한국과학기술원 | Electromotive dental floss |
| US9889066B2 (en) | 2013-07-01 | 2018-02-13 | Good Fortune 5, Llc | Massaging device having a heat sink |
| WO2015159162A1 (en) * | 2014-04-16 | 2015-10-22 | Koninklijke Philips N.V. | Suspended motor mounting system in a power toothbrush. |
| WO2016106223A2 (en) | 2014-12-24 | 2016-06-30 | Colgate-Palmolive Company | Powered oral care implement |
| US10226315B2 (en) | 2015-06-30 | 2019-03-12 | Braun Gmbh | Multi-component plastic housing |
| US10583625B2 (en) * | 2015-06-30 | 2020-03-10 | Braun Gmbh | Plurality of mass-produced multi-component plastic housings |
| US10059046B2 (en) | 2015-06-30 | 2018-08-28 | Braun Gmbh | Process for making a multi-component plastic housing |
| CN105395291A (en) * | 2015-11-15 | 2016-03-16 | 陈玲 | Portable electric toothbrush |
| EP3801125A1 (en) | 2018-06-11 | 2021-04-14 | Colgate-Palmolive Company | Oral care device |
| AU2019286260B2 (en) | 2018-06-11 | 2022-05-12 | Colgate-Palmolive Company | Oral care device |
| EP3900671A1 (en) | 2018-12-17 | 2021-10-27 | Dajocare Technology (Shenzhen) Co., Ltd. | Vertical-brushing electric toothbrush |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104203148B (en) | 2016-05-04 |
| KR20140147078A (en) | 2014-12-29 |
| KR102070083B1 (en) | 2020-01-28 |
| WO2013141359A1 (en) | 2013-09-26 |
| JP6122839B2 (en) | 2017-04-26 |
| JPWO2013141359A1 (en) | 2015-08-03 |
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