CN201318477Y - Three-position four-way manual valve - Google Patents
Three-position four-way manual valve Download PDFInfo
- Publication number
- CN201318477Y CN201318477Y CNU2008201409311U CN200820140931U CN201318477Y CN 201318477 Y CN201318477 Y CN 201318477Y CN U2008201409311 U CNU2008201409311 U CN U2008201409311U CN 200820140931 U CN200820140931 U CN 200820140931U CN 201318477 Y CN201318477 Y CN 201318477Y
- Authority
- CN
- China
- Prior art keywords
- piston
- valve
- relief opening
- handle
- gas channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a manual valve used for a self-dumping truck, in particular to a three-position four-way manual valve. The manual valve is provided with a valve body and a handle, and is characterized in that an air inlet, a first exhaust port, a second exhaust port and an atmosphere exhaust port are formed on the valve body; a first piston, a first piston return spring, a first piston gas channel, a first valve, a first valve return spring, a second piston, a second piston return spring, a second piston gas channel, a second valve and a second valve return spring are arranged in the valve body; a first push end part and a second push end part are arranged on the other end of the handle; the other surface of the first piston is matched with the first valve; the other surface of the second piston is matched with the second valve; the first exhaust port is communicated with the air inlet through the first valve; the second exhaust port is communicated with the air inlet through the second valve; the first exhaust port is communicated with the atmosphere exhaust port through the first piston gas channel; and the second exhaust port is communicated with the atmosphere exhaust port through the second piston gas channel.
Description
Technical field
The utility model relates to the manually operated valve that uses on a kind of dumping car, especially a kind of 3-position 4-way manually operated valve.
Background technique
Existing dumping car all adopts the attitude of manually operated valve control tipping bucket unloaded of cargo, but existing manually operated valve controls the gas circuit valve opening or cuts out is to adopt the driver to stir a plurality of gating switches respectively by a plurality of handles to realize, need bigger strength and need manually operated valve itself to have stronger rigidity to bear and stir the pressure that brings and stir gating switch, cause existing whole manually operated valve from inside to outside all by the metal manufacturing, and the heaviness of operation ten minutes and loaded down with trivial details, metals resources that not only can't saves valuable is returned the driver's operation manually operated valve and has been brought inconvenience.Therefore, there is defective in existing manually operated valve, need improve.
The model utility content
The purpose of this utility model is to improve on the structure of existing manually operated valve, provides a kind of and can save metals resources, light, safe and reliable and 3-position 4-way manually operated valve that Applicable scope is wider simple to operate.
3-position 4-way manually operated valve of the present utility model has valve body and handle, it is characterized in that having suction port on the described valve body, first relief opening, second relief opening and atmospheric exhaust mouth, has first piston in the described valve body, the first piston Returnning spring, the first piston gas channel, first valve, first valve reseting spring, second piston, second piston reset spring, the second piston gas passage, second valve, second valve reseting spring, described first piston Returnning spring and first piston adapt, described second piston reset spring and second piston adapt, described handle is hinged on the valve body by twisted axis, described handle one end passes valve body and is exposed to outside the valve body, the described handle the other end has the first pushing tow end and the second pushing tow end, match with the one side of first piston in the described first pushing tow end, match with the one side of second piston in the described second pushing tow end, the another side of described first piston matches with first valve, the another side of described second piston matches with second valve, one end of described first piston gas channel is opened in the first piston sidewall, the other end of described first piston gas channel is opened in the another side of first piston, one end of the described second piston gas passage is opened in second piston side wall, the other end of the described second piston gas passage is opened in the another side of second piston, described first relief opening is connected with suction port by first valve, described second relief opening is connected with suction port by second valve, described first relief opening is connected with the atmospheric exhaust mouth by the first piston gas channel, and second relief opening is connected with the atmospheric exhaust mouth by the second piston gas passage.
The working principle of 3-position 4-way manually operated valve of the present utility model is: when needing the lifting of dumping car tipping bucket, the driver moves by the Joystick forward, handle is passed lift location from initial position, the reposition force that first pushing end drive first piston of handle overcomes the first piston Returnning spring moves down, and then the reposition force that another side pushing tow first valve of first piston overcomes first valve reseting spring moves down it, the another side of first piston and the first valve shutoff first piston gas channel between atmospheric exhaust mouth and first relief opening, first valve is opened downwards and is allowed and is communicated with between the suction port and first relief opening, at this moment, pressurized air is successively through suction port, first valve arrives first relief opening, finally arrives outside lifting pipeline through first relief opening and produces dumping car tipping bucket castering action power.
When stopping lifting, the driver passes handle and gets back to initial position, first piston moves up under the effect of first piston Returnning spring reposition force, and then the another side of first piston and first valve disconnect and being in transmission connection, and the first piston gas channel between the unlatching atmospheric exhaust mouth and first relief opening, first valve is closed under the reposition force effect of first valve reseting spring, disconnect connection between the suction port and first relief opening, the pressurized air in first relief opening enters atmosphere through the first piston gas channel from the atmospheric exhaust mouth.
When needing the dumping car tipping bucket to descend, the driver oppositely moves by Joystick, handle is passed lowering position from initial position, second pushing end of handle drives the reposition force that second piston overcomes second piston reset spring and moves down, and then the reposition force that another side pushing tow second valve of second piston overcomes second valve reseting spring moves down it, the another side of second piston and the second valve shutoff the second piston gas passage between atmospheric exhaust mouth and second relief opening, second valve is opened downwards and is allowed and is communicated with between the suction port and second relief opening, at this moment, pressurized air is successively through suction port, second valve arrives second relief opening, finally arrives outside decline pipeline through second relief opening and produces dumping car tipping bucket decline active force.
When stopping descending, the driver passes handle and gets back to initial position, second piston moves up under the effect of the second piston reset spring reposition force, and then the another side of second piston and second valve disconnect and being in transmission connection, and the second piston gas passage between the unlatching atmospheric exhaust mouth and second relief opening, second valve is closed under the reposition force effect of second valve reseting spring, disconnect connection between the suction port and second relief opening, the pressurized air in second relief opening enters atmosphere through the second piston gas passage from the atmospheric exhaust mouth.
Need the stopping time in the dumping car tipping bucket, the driver passes initial position by Joystick, first relief opening is connected with the atmospheric exhaust mouth by the first piston gas channel, second relief opening is connected with the atmospheric exhaust mouth by the second piston gas passage, and first relief opening, second relief opening all disconnect with suction port and being communicated with, first relief opening, second relief opening link to each other with atmosphere and are in no atmospheric pressure state, do not produce lifting force or decline power, are in and stop state in the routine.Stop in described in the utility model to be meant that the tipping bucket at dumping car allows to carry out Halfway Stopping more arbitrarily in the maximum magnitude of lifting or decline.
3-position 4-way manually operated valve of the present utility model by independent handle promptly can realize the dumping car tipping bucket lifting, in stop and the decline effect, make driver's operation more convenient, flexible, simple and practical.Secondly, the first pushing tow end that the handle the other end has and the second pushing tow end, by the difference pushing tow first piston and second piston, remove to open first valve and second valve, the frictional force of winning between pushing end portion and the second pushing tow end and the first piston and second piston is significantly reduced, thereby making whole manually operated valve itself not need to have stronger rigidity bears and stirs the pressure that brings, be that the lower part of whole manually operated valve wearing and tearing of the present utility model can be used other made, as plastic materials, epoxide resin material or stupalith or the like, and then metals resources that can saves valuable.In addition, the first pushing tow end that the handle the other end has and the second pushing tow end can not influence each other when operation, and lifting and decline can not had an effect simultaneously, have promptly played the effect of interlocking, can not produce misoperation, and Safety performance is higher, more reliable.
Compared with the aforementioned existing similar products, 3-position 4-way manually operated valve of the present utility model can be saved metals resources, simple to operate light, safe and reliable and Applicable scope is wider.
Content of the present utility model further illustrates with the following Examples, but content of the present utility model is not limited only to content related among the embodiment.
Description of drawings
Fig. 1 is the structural representation of 3-position 4-way manually operated valve when the lifting state among the embodiment.
Fig. 2 be among the embodiment 3-position 4-way manually operated valve in structural representation when stopping state.
Fig. 3 is the structural representation of 3-position 4-way manually operated valve when the decline state among the embodiment.
Embodiment
Shown in Fig. 1～3,3-position 4-way manually operated valve in the present embodiment has valve body 1 and handle 2, it is characterized in that having suction port 3 on the described valve body 1, first relief opening 4, second relief opening 5 and atmospheric exhaust mouth 6, has first piston 7 in the described valve body 1, first piston Returnning spring 8, first piston gas channel 9, first valve 10, first valve reseting spring 11, second piston 12, second piston reset spring 13, the second piston gas passage 14, second valve 15, second valve reseting spring 16, described first piston Returnning spring 8 adapts with first piston 7, described second piston reset spring 13 and second piston 12 adapt, described handle 2 is hinged on the valve body 1 by twisted axis, described handle 2 one ends pass valve body 1 and are exposed to outside the valve body, described handle 2 the other ends have the first pushing tow end 17 and the second pushing tow end 18, match with the one side of first piston 7 in the described first pushing tow end 17, match with the one side of second piston 12 in the described second pushing tow end 18, the another side of described first piston 7 matches with first valve 10, the another side of described second piston 12 matches with second valve 15, one end of described first piston gas channel 9 is opened in first piston 7 sidewalls, the other end of described first piston gas channel 9 is opened in the another side of first piston 7, one end of the described second piston gas passage 14 is opened in second piston, 12 sidewalls, the other end of the described second piston gas passage 14 is opened in the another side of second piston 12, described first relief opening 4 is connected with suction port 3 by first valve 10, described second relief opening 5 is connected with suction port 3 by second valve 15, described first relief opening 4 is connected with atmospheric exhaust mouth 6 by first piston gas channel 9, and second relief opening 5 is connected with atmospheric exhaust mouth 6 by the second piston gas passage 14.
Use the 3-position 4-way manually operated valve of present embodiment, when needing the lifting of dumping car tipping bucket, the driver moves by Joystick 2 forwards, handle 2 is passed lift location from initial position, the reposition force that first pushing end, the 17 drive first pistons 7 of handle overcome first piston Returnning spring 8 moves down, and then the reposition force that another side pushing tow first valve 10 of first piston 7 overcomes first valve reseting spring 11 moves down it, the another side of first piston 7 and 10 shutoff of first valve first piston gas channel 9 between atmospheric exhaust mouth 6 and first relief opening 4, first valve 10 is opened downwards and is allowed and is communicated with between the suction port 3 and first relief opening 4, at this moment, pressurized air is successively through suction port 3, first valve 10 arrives first relief opening 4, finally arrives outside lifting pipeline through first relief opening 4 and produces dumping car tipping bucket castering action power.
When stopping lifting, the driver passes handle and gets back to initial position, first piston 7 moves up under the effect of first piston Returnning spring 8 reposition forces, and then the another side of first piston 7 and first valve 10 disconnect and being in transmission connection, and the first piston gas channel 9 between the unlatching atmospheric exhaust mouth 6 and first relief opening 4, first valve 10 is closed under the reposition force effect of first valve reseting spring 11, disconnect connection between the suction port 3 and first relief opening 4, the pressurized air in first relief opening 4 enters atmosphere through first piston gas channel 9 from atmospheric exhaust mouth 6.
When needing the dumping car tipping bucket to descend, the driver oppositely moves by Joystick, handle 2 is passed lowering position from initial position, the reposition force that second pushing end, 18 drives, second piston 12 of handle overcomes second piston reset spring 13 moves down, and then the reposition force that another side pushing tow second valve 15 of second piston 12 overcomes second valve reseting spring 16 moves down it, the another side of second piston 12 and 15 shutoff of second valve second piston gas passage 14 between atmospheric exhaust mouth 6 and second relief opening 5, second valve 15 is opened downwards and is allowed and is communicated with between the suction port 3 and second relief opening 5, at this moment, pressurized air is successively through suction port 3, second valve 15 arrives second relief opening 5, finally arrives outside decline pipeline through second relief opening 5 and produces dumping car tipping bucket decline active force.
When stopping descending, the driver passes handle 2 and gets back to initial position, second piston 12 moves up under the effect of second piston reset spring, 13 reposition forces, and then the another side of second piston 12 and second valve 15 disconnect and being in transmission connection, and the second piston gas passage 14 between the unlatching atmospheric exhaust mouth 6 and second relief opening 5, second valve 15 is closed under the reposition force effect of second valve reseting spring 16, disconnect connection between the suction port 3 and second relief opening 5, the pressurized air in second relief opening 5 enters atmosphere through the second piston gas passage 14 from atmospheric exhaust mouth 6.
Need the stopping time in the dumping car tipping bucket, the driver passes initial position by Joystick 2, first relief opening 4 is connected with atmospheric exhaust mouth 6 by first piston gas channel 9, second relief opening 5 is connected with atmospheric exhaust mouth 6 by the second piston gas passage 14, and first relief opening 4, second relief opening 5 all disconnect with suction port 3 and being communicated with, first relief opening 4, second relief opening 5 link to each other with atmosphere and are in no atmospheric pressure state, do not produce lifting force or decline power, are in and stop state in the routine.
Claims (1)
1, a kind of 3-position 4-way manually operated valve, have valve body and handle, it is characterized in that having suction port on the described valve body, first relief opening, second relief opening and atmospheric exhaust mouth, has first piston in the described valve body, the first piston Returnning spring, the first piston gas channel, first valve, first valve reseting spring, second piston, second piston reset spring, the second piston gas passage, second valve, second valve reseting spring, described first piston Returnning spring and first piston adapt, described second piston reset spring and second piston adapt, described handle is hinged on the valve body by twisted axis, described handle one end passes valve body and is exposed to outside the valve body, the described handle the other end has the first pushing tow end and the second pushing tow end, match with the one side of first piston in the described first pushing tow end, match with the one side of second piston in the described second pushing tow end, the another side of described first piston matches with first valve, the another side of described second piston matches with second valve, one end of described first piston gas channel is opened in the first piston sidewall, the other end of described first piston gas channel is opened in the another side of first piston, one end of the described second piston gas passage is opened in second piston side wall, the other end of the described second piston gas passage is opened in the another side of second piston, described first relief opening is connected with suction port by first valve, described second relief opening is connected with suction port by second valve, described first relief opening is connected with the atmospheric exhaust mouth by the first piston gas channel, and second relief opening is connected with the atmospheric exhaust mouth by the second piston gas passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201409311U CN201318477Y (en) | 2008-10-24 | 2008-10-24 | Three-position four-way manual valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201409311U CN201318477Y (en) | 2008-10-24 | 2008-10-24 | Three-position four-way manual valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201318477Y true CN201318477Y (en) | 2009-09-30 |
Family
ID=41197242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201409311U Expired - Lifetime CN201318477Y (en) | 2008-10-24 | 2008-10-24 | Three-position four-way manual valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201318477Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090057A (en) * | 2013-01-16 | 2013-05-08 | 重庆润江机械制造有限公司 | Electromagnetic manual-control integrated control valve |
| CN105402443A (en) * | 2015-12-18 | 2016-03-16 | 黄培华 | Multi-way control air valve |
-
2008
- 2008-10-24 CN CNU2008201409311U patent/CN201318477Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090057A (en) * | 2013-01-16 | 2013-05-08 | 重庆润江机械制造有限公司 | Electromagnetic manual-control integrated control valve |
| CN103090057B (en) * | 2013-01-16 | 2015-12-02 | 金华明正科技有限公司 | The manual integrative control valve of a kind of electromagnetism |
| CN105402443A (en) * | 2015-12-18 | 2016-03-16 | 黄培华 | Multi-way control air valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201415929Y (en) | AC semi-electric hydraulic fork-lift truck with tipper hopper | |
| CN103452930B (en) | The hydraulic control system of portable packer | |
| CN201318477Y (en) | Three-position four-way manual valve | |
| CN102674149A (en) | Shear type leakproof grab bucket | |
| CN201597495U (en) | Hydraulic device for dumping of full trailer train | |
| CN202201661U (en) | Automatic hook-retracting device for hoisting hook of intelligent lorry-mounted crane | |
| CN202264798U (en) | In-tank car arrester capable of preventing mine car from deviating from tank | |
| CN207620022U (en) | Folder wood fork loading machine energy-saving hydraulic system | |
| CN201176324Y (en) | Novel dump type electric dumper | |
| KR200193653Y1 (en) | Carrying box lifting and dump apparatus of trailer for cultivator | |
| CN206826475U (en) | Capacity of the tipping body rear door locking device and dumper | |
| CN203476866U (en) | Hydraulic control system of movable type wrapping machine | |
| CN200942723Y (en) | Control device with load-carrying buffer descending of self-dumping car | |
| CN107964992A (en) | Folder wood fork loading machine energy-saving hydraulic system | |
| CN208648682U (en) | A kind of electric lifting platform panel turnover device | |
| CN203005184U (en) | Hydraulic lifting system with pneumatic control limiting valve | |
| CN201416576Y (en) | Hand-operated combination air valve for self-dumping truck | |
| CN202528889U (en) | Lifting returning and running limiting device for dump truck | |
| CN2910677Y (en) | Pneumatic type auxiliary lock hook system tip-truck | |
| CN202609783U (en) | Universal mechanism of three/four multiplying power operation of grab bucket | |
| CN207902415U (en) | Side-dump loader power cut braking system | |
| CN2417085Y (en) | Telescopic, quick lifting and wheel type hydraulic jack | |
| CN111571531A (en) | Nail puller capable of automatically lifting nails and cleaning nails | |
| CN202346707U (en) | Stacking machine with cab lifting function | |
| CN112573424B (en) | Lifting machine device capable of automatically adjusting lifting height according to cargo quantity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: KE SHOUQIAN Effective date: 20110825 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 610052 CHENGDU, SICHUAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110825 Address after: 610052, No. two, three ring road, East 85 Ring Road, Chenghua District, Sichuan, Chengdu Patentee after: Sichuan Kesda Vehicle Brake System (Group) Co., Ltd. Address before: 610000 Sichuan city of Chengdu province Chenghua District Longtan Industrial Zone Patentee before: Ke Shouqian |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |
|
| CX01 | Expiry of patent term |