CN102364186A - Pneumatic control stop valve - Google Patents
Pneumatic control stop valve Download PDFInfo
- Publication number
- CN102364186A CN102364186A CN2011103003116A CN201110300311A CN102364186A CN 102364186 A CN102364186 A CN 102364186A CN 2011103003116 A CN2011103003116 A CN 2011103003116A CN 201110300311 A CN201110300311 A CN 201110300311A CN 102364186 A CN102364186 A CN 102364186A
- Authority
- CN
- China
- Prior art keywords
- lower shell
- shell body
- eardrum
- joint
- piston rod
- 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.)
- Granted
Links
Images
Landscapes
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a pneumatic control stop valve comprising a lower shell and an upper shell, wherein the upper shell is connected to the top of the lower shell; a side hole is arranged at the side part of the lower shell; a bottom hole is arranged at the lower part of the lower shell; a control air hole is arranged in the upper shell; a drum membrane is arranged at a joint of the upper shell and the lower shell; a drum membrane clamping plate is arranged in the upper shell; a small piston is arranged in the lower shell; a piston rod sequentially penetrates through the drum membrane clamping plate and the drum membrane; the small piston extends into an inner cavity of the lower shell; the step of the piston rod abuts against the drum membrane clamping plate; a nut on the piston rod is pressed on the small piston; a fixing hollow joint is installed in the side hole of the lower shell; an air vent is transversely arranged in the fixing hollow joint; an air inlet joint is installed in the bottom hole of the lower shell; an air inlet hole is arranged in the air inlet joint; a valve is also arranged in the inner cavity of the lower shell; and a spring is connected between the valve and the air inlet joint. The pneumatic control stop valve has the advantages of simple structure, easiness for realization and capability of effectively improving the sensitivity and further improving the driving safety of a car.
Description
Technical field
The present invention relates to the auto parts machinery field, be specially a kind of gas control shutoff valve.
Background technique
Gas control shutoff valve is the vitals in the automobile gas circuit braking system, and its effect is that the gas circuit of gas circuit braking system is broken off or connection.The sensitivity of gas control shutoff valve is significant to running safety, the gas control shutoff valve complex structure of existing technology, and slow to the disconnection or the connection movement speed of gas circuit, sensitivity is low, influences the traffic safety of automobile.
Summary of the invention
The object of the invention provides a kind of gas control shutoff valve, to solve the low problem of existing technology gas control shutoff valve sensitivity.
In order to achieve the above object, the technological scheme that the present invention adopted is:
Gas control shutoff valve comprises the lower shell body with inner chamber, and the upper shell that is connected the lower shell body top; Said lower shell body sidepiece has side opening; The lower shell body bottom has bottom outlet, has the control pore that is communicated with lower housing cavity in the said upper shell, it is characterized in that: said upper and lower casing joint is provided with eardrum; Be arranged in upper shell and be provided with the eardrum clamping plate that are pressed in eardrum top; Be arranged in lower shell body and be provided with the small piston that is pressed in the eardrum bottom, the piston rod that has the upper end to be shaped to step passes eardrum clamping plate, eardrum, small piston successively and stretches in the lower housing cavity, and the step of piston rod is pressed on the eardrum clamping plate; Said upper cover of piston rod has and is pressed on the small piston and cooperates the nut that clamps eardrum clamping plate, eardrum, small piston with the piston rod step; The fixation hollow joint is installed in the side opening of said lower shell body, is horizontally arranged with the exhaust port that is communicated with lower housing cavity in the said fixation hollow joint, in the bottom outlet of said lower shell body air input joint is installed; Have in the said air input joint and be communicated with lower housing cavity and the outside step-like inlet hole of lower shell body; Said piston-rod lower end points to air input joint, also is provided with the valve between piston rod and air input joint in the lower housing cavity, is connected with spring between said valve bottom and the air input joint inlet hole step place.
Described gas control shutoff valve; It is characterized in that: said lower shell body bottom outlet is made up of the cone shape hole section on top and the straight hole section of bottom; And the cone shape hole section top end diameter of lower shell body bottom outlet is greater than the bottom diameter, and the cone shape hole section inner hole wall of said bottom outlet cooperates with spacing with the outer nut of piston rod.
Described gas control shutoff valve is characterized in that: place, said fixation hollow joint exhaust port aperture is equipped with the dustproof sheet with gas permeability, is positioned at the dustproof sheet center and is provided with dustproof plug screw.
Described gas control shutoff valve is characterized in that: said fixation hollow joint outer wall forms step, and the fixation hollow joint cooperates with spacing with the side opening port wall through the step of outer wall.
Described gas control shutoff valve is characterized in that: said air input joint outer wall forms step, and air input joint cooperates with spacing with the bottom outlet port wall through the step of outer wall.
Described gas control shutoff valve is characterized in that: said valve outer wall forms step, and said valve cooperates with spacing with air input joint inlet hole top port wall through the step of outer wall.
The present invention is simple in structure, is easy to realize, is provided with in the lower shell body by eardrum clamping plate, eardrum, the small piston of piston rod step and the common clamping of piston rod upper cap nut; Through the control pore in the upper shell control gaseous is got into the lower housing cavity from upper shell; Because eardrum can be out of shape easily, therefore can realize the quick acting of piston rod, press down through piston rod valve is pressed in the aperture, air input joint inlet hole top; Can realize the disconnection of gas circuit; Spring between valve and the inlet hole step place can be realized automatically reseting of piston rod, and the dustproof sheet of in exhaust port, installing can effectively prevent the entering of external dust when gas is discharged.The present invention can effectively improve the sensitivity of gas control shutoff valve, and then the Security that has improved running.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
As shown in Figure 1.Gas control shutoff valve comprises the lower shell body 1 with inner chamber, and the upper shell 2 that is connected lower shell body 1 top; Lower shell body 1 sidepiece has side opening; Lower shell body 1 bottom has bottom outlet, has the control pore 3 that is communicated with lower shell body 1 inner chamber in the upper shell 2, and upper and lower casing 2,1 joint is provided with eardrum 4; Be arranged in upper shell 2 and be provided with the eardrum clamping plate 5 that are pressed in eardrum 4 tops; Be arranged in lower shell body 1 and be provided with the small piston 6 that is pressed in eardrum 4 bottoms, the piston rod 8 that has the upper end to be shaped to step 7 passes eardrum clamping plate 5, eardrum 4, small piston 6 successively and stretches in lower shell body 1 inner chamber, and the step of piston rod 8 supports 7 and is pressed on the eardrum clamping plate 5; Be with on the piston rod 8 and be pressed on the small piston 6 and cooperate the nut 9 that clamps eardrum clamping plate 5, eardrum 4, small piston 6 with piston rod 8 steps 7; Fixation hollow joint 10 is installed in the side opening of lower shell body 1, is horizontally arranged with the exhaust port 11 that is communicated with lower shell body 1 inner chamber in the fixation hollow joint 10, air input joint 12 is installed in the bottom outlet of lower shell body 1; Have the step-like inlet hole 13 that is communicated with lower shell body 1 inner chamber and lower shell body 1 outside in the air input joint 12; Air input joint 12 is pointed in piston rod 8 lower ends, also is provided with the valve 14 between piston rod 8 and air input joint 12 in lower shell body 1 inner chamber, is connected with spring 15 between valve 14 bottoms and the air input joint 12 inlet holes 13 step places.
Lower shell body 1 bottom outlet is made up of the cone shape hole section on top and the straight hole section of bottom, and the cone shape hole section top end diameter of lower shell body 1 bottom outlet is greater than the bottom diameter, and the cone shape hole section inner hole wall 16 of bottom outlet cooperates with spacing with piston rod 8 outer nuts 9.
Place, fixation hollow joint 10 exhaust ports 11 apertures is equipped with the dustproof sheet 17 with gas permeability, is positioned at dustproof sheet 17 centers and is provided with dustproof plug screw 18.
Fixation hollow joint 10 outer walls form step, and fixation hollow joint 10 cooperates with spacing with the side opening port wall through the step of outer wall.
Valve 14 outer walls form step, and valve 14 cooperates with spacing with air input joint 12 inlet holes 13 top port wall through the step of outer wall.
Claims (6)
1. gas control shutoff valve comprises the lower shell body with inner chamber, and the upper shell that is connected the lower shell body top; Said lower shell body sidepiece has side opening; The lower shell body bottom has bottom outlet, has the control pore that is communicated with lower housing cavity in the said upper shell, it is characterized in that: said upper and lower casing joint is provided with eardrum; Be arranged in upper shell and be provided with the eardrum clamping plate that are pressed in eardrum top; Be arranged in lower shell body and be provided with the small piston that is pressed in the eardrum bottom, the piston rod that has the upper end to be shaped to step passes eardrum clamping plate, eardrum, small piston successively and stretches in the lower housing cavity, and the step of piston rod is pressed on the eardrum clamping plate; Said upper cover of piston rod has and is pressed on the small piston and cooperates the nut that clamps eardrum clamping plate, eardrum, small piston with the piston rod step; The fixation hollow joint is installed in the side opening of said lower shell body, is horizontally arranged with the exhaust port that is communicated with lower housing cavity in the said fixation hollow joint, in the bottom outlet of said lower shell body air input joint is installed; Have in the said air input joint and be communicated with lower housing cavity and the outside step-like inlet hole of lower shell body; Said piston-rod lower end points to air input joint, also is provided with the valve between piston rod and air input joint in the lower housing cavity, is connected with spring between said valve bottom and the air input joint inlet hole step place.
2. gas control shutoff valve according to claim 1; It is characterized in that: said lower shell body bottom outlet is made up of the cone shape hole section on top and the straight hole section of bottom; And the cone shape hole section top end diameter of lower shell body bottom outlet is greater than the bottom diameter, and the cone shape hole section inner hole wall of said bottom outlet cooperates with spacing with the outer nut of piston rod.
3. gas control shutoff valve according to claim 1 is characterized in that: place, said fixation hollow joint exhaust port aperture is equipped with the dustproof sheet with gas permeability, is positioned at the dustproof sheet center and is provided with dustproof plug screw.
4. gas control shutoff valve according to claim 1 is characterized in that: said fixation hollow joint outer wall forms step, and the fixation hollow joint cooperates with spacing with the side opening port wall through the step of outer wall.
5. gas control shutoff valve according to claim 1 is characterized in that: said air input joint outer wall forms step, and air input joint cooperates with spacing with the bottom outlet port wall through the step of outer wall.
6. gas control shutoff valve according to claim 1 is characterized in that: said valve outer wall forms step, and said valve cooperates with spacing with air input joint inlet hole top port wall through the step of outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300311.6A CN102364186B (en) | 2011-09-28 | 2011-09-28 | Pneumatic control stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300311.6A CN102364186B (en) | 2011-09-28 | 2011-09-28 | Pneumatic control stop valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102364186A true CN102364186A (en) | 2012-02-29 |
| CN102364186B CN102364186B (en) | 2015-05-13 |
Family
ID=45690768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110300311.6A Expired - Fee Related CN102364186B (en) | 2011-09-28 | 2011-09-28 | Pneumatic control stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102364186B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633247A (en) * | 2014-12-29 | 2015-05-20 | 李春松 | Axial-flow type air control balance stop valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3907379A (en) * | 1973-02-13 | 1975-09-23 | Girling Ltd | Control valve for anti-skid air braking system |
| CN2127692Y (en) * | 1992-07-04 | 1993-03-03 | 张军 | Brake valve for lorry trailers |
| CN2158821Y (en) * | 1993-04-08 | 1994-03-16 | 公主岭中大股份有限公司 | Braking valve for trailer of motor vehicle |
| CN101292107A (en) * | 2005-08-16 | 2008-10-22 | 霍尔德克斯制动产品有限公司 | Valve |
| CN201326792Y (en) * | 2008-12-31 | 2009-10-14 | 迅达集团湖北迅达科技有限公司 | Methane constant pressure valve |
| CN202302237U (en) * | 2011-09-28 | 2012-07-04 | 芜湖市安芜汽车制动元件有限公司 | Pneumatically-controlled stop valve |
-
2011
- 2011-09-28 CN CN201110300311.6A patent/CN102364186B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3907379A (en) * | 1973-02-13 | 1975-09-23 | Girling Ltd | Control valve for anti-skid air braking system |
| CN2127692Y (en) * | 1992-07-04 | 1993-03-03 | 张军 | Brake valve for lorry trailers |
| CN2158821Y (en) * | 1993-04-08 | 1994-03-16 | 公主岭中大股份有限公司 | Braking valve for trailer of motor vehicle |
| CN101292107A (en) * | 2005-08-16 | 2008-10-22 | 霍尔德克斯制动产品有限公司 | Valve |
| CN201326792Y (en) * | 2008-12-31 | 2009-10-14 | 迅达集团湖北迅达科技有限公司 | Methane constant pressure valve |
| CN202302237U (en) * | 2011-09-28 | 2012-07-04 | 芜湖市安芜汽车制动元件有限公司 | Pneumatically-controlled stop valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633247A (en) * | 2014-12-29 | 2015-05-20 | 李春松 | Axial-flow type air control balance stop valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102364186B (en) | 2015-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202302237U (en) | Pneumatically-controlled stop valve | |
| CN201568497U (en) | Double-acting brake wheel cylinder assembly | |
| CN203601261U (en) | Quick release valve membrane and quick release valve | |
| CN201891776U (en) | Automobile wheel cylinder assembly | |
| CN108137019A (en) | For the valve cell of the pressure modulation in pneumatic braking system | |
| CN201651455U (en) | Tire explosion-proof valve cock | |
| CN102364186A (en) | Pneumatic control stop valve | |
| CN201824976U (en) | Ventilation plug for automobile drive axle | |
| CN104129384A (en) | Quick release valve built-in diaphragm and quick release valve | |
| CN205235716U (en) | Automatically controlled desicator | |
| CN212744801U (en) | Piston type braking air chamber inner breather valve | |
| CN203249447U (en) | Dry filter | |
| CN102062234B (en) | Matching valve of heavy truck braking system | |
| CN202469164U (en) | Automatic car pneumatic brake electromagnetic drain valve | |
| CN201891772U (en) | Wheel cylinder assembly | |
| CN202708222U (en) | Check valve of fuel tank | |
| CN205689267U (en) | A kind of engine pressure control valve | |
| CN202326848U (en) | Internal breathing type spring braking air chamber | |
| CN201448806U (en) | Ventilation plug | |
| CN203730169U (en) | Filter element sealing structure of desert filter air intake pipe assembly | |
| CN205801081U (en) | The automobile air cylinder of both sides band mounting bracket | |
| CN203331761U (en) | Inflator nozzle used on tyre | |
| CN202727974U (en) | Modified pressure regulating device for automobile fuel tank | |
| CN210554756U (en) | Air inlet channel control device of brake relay valve | |
| CN202294778U (en) | Pneumatic brake main valve piston structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |