CN202381759U - Pressure control valve - Google Patents
Pressure control valve Download PDFInfo
- Publication number
- CN202381759U CN202381759U CN 201120453425 CN201120453425U CN202381759U CN 202381759 U CN202381759 U CN 202381759U CN 201120453425 CN201120453425 CN 201120453425 CN 201120453425 U CN201120453425 U CN 201120453425U CN 202381759 U CN202381759 U CN 202381759U
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- CN
- China
- Prior art keywords
- valve body
- air
- valve
- communicated
- air outlet
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- Expired - Lifetime
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Abstract
The utility model discloses a pressure control valve. The pressure control valve comprises a valve body, an upper cover and a lower cover, wherein the upper cover and the lower cover are respectively connected with the upper end and the lower end of the valve body; a lever disc is arranged in the upper cover; the upper end of the lever disc penetrates through the upper cover to connect a handle; an air inlet and an air outlet are formed in the lower cover; the valve body has a structure that the cavity in the valve body is separated into an air inlet cavity which is communicated with the air inlet and an air outlet cavity which is communicated with the air outlet by the intermediate part, in a hollow structure, of the valve body; a mandril and a sandwich valve are respectively arranged in the air inlet cavity and the air outlet cavity; and an air discharging hole which is communicated with the upper part of the air outlet cavity is formed in the valve body. The pressure control valve is applicable to the situation that the air pressure of a certain pressure container needs to be controlled independently, and is provided with an air charging station, an air discharging station and a pressure maintenance station; the aim of controlling the air pressure at an air outlet end can be fulfilled by controlling the placement position and time of the handle by an operator as required; and the pressure control valve is simple in structural design principle, reliable in use, convenient to operate and high in safety.
Description
Technical field
The utility model relates to the control valve technical field, and particularly a kind of being applicable to needs the pressure controlled valve of certain pressurized container air pressure of control separately.
Background technique
Control for vessel internal pressure power is the key that guarantees pressure vessel safety property; Pressure controlled valve is the parts of using always that are used for pilot pressure container inner pressure size; Owing to store pressurized gas in the pressurized container usually; Therefore higher with safety, the stability requirement of use for the structural design of pressure controlled valve, existing pressure controlled valve ubiquity complex structure, volume are big, Heavy Weight, be not easy to processing and assemble problems such as troublesome poeration.
The model utility content
The goal of the invention of the utility model is: the problem to above-mentioned existence provides a kind of simple in structure.Volume is little, in light weight, and technology capability is good, is convenient to assembling, the also simple pressure controlled valve of mounting type.
The technological scheme of the utility model is achieved in that a kind of pressure controlled valve; Comprise valve body and respectively with the valve body loam cake and the lower cover that are connected of two ends up and down; In said loam cake, be provided with the lever dish; Said lever dish upper end is passed loam cake and is connected with handle, and said lower cover is provided with suction port and air outlet, and said valve body is for being divided into the valve inner cavity by the valve body intermediate portion of hollow structure the structure of air-inlet cavity that is communicated with suction port respectively and the outlet chamber that is communicated with the air outlet; In said air-inlet cavity and outlet chamber, be respectively arranged with push rod and sandwich valve; Be respectively arranged with the transmission bar between said push rod upper-end surface and the lever dish lower end surface, the push rod lower end surface is resisted against the sandwich valve upper-end surface, below said sandwich valve, is provided with spring; Said spring upper end is resisted against the sandwich valve lower end surface; Its lower end abutment is on spring seat, and said sandwich valve is divided into two-part up and down with air-inlet cavity and outlet chamber respectively, on said valve body intermediate portion, is respectively arranged with through hole that is communicated with air-inlet cavity top and the through hole that is communicated with the outlet chamber bottom; Said air-inlet cavity top is communicated with the outlet chamber bottom through the valve body intermediate portion, and said valve body is provided with the relief opening that is communicated with outlet chamber top.
The described pressure controlled valve of the utility model, it is being provided with stage clip below said lever dish middle part and between the valve body intermediate portion upper end.
The described pressure controlled valve of the utility model, it is provided with seal ring at said valve body intermediate portion and valve body lower end face and contacting point, lower cover upper-end surface.
The described pressure controlled valve of the utility model, its said transmission bar is provided with seal ring.
The described pressure controlled valve of the utility model, it covers the installation nut that has been threaded on said.
The utility model is applicable to the situation of certain pressurized container air pressure of control separately that needs; Be provided with inflation, exhaust and three stations of pressurize, operator only need as required, and placement location and time through Joystick just can reach the purpose of controlling air outlet end pressure container atmosphere pressure; Its structure design principle is simple; Reliable effect, easy to operate, safe.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Mark among the figure: 1 is valve body, and 2 is loam cake, and 3 is lower cover, and 4 is the lever dish, and 5 is handle; 6 is suction port, and 7 is the air outlet, and 8 is the valve body intermediate portion, and 9 is air-inlet cavity, and 10 is outlet chamber; 11 is push rod, and 12 is sandwich valve, and 13 for transmitting bar, and 14 is spring; 15 is spring seat, and 16 is relief opening, and 17 is stage clip, and 18 for installing nut.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
For the purpose, technological scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1; A kind of pressure controlled valve; Comprise valve body 1 and respectively with valve body loam cake that two ends are connected about in the of 12 and lower cover 3; In said loam cake 2, be provided with lever dish 4, said lever dish 4 upper ends are passed loam cake 2 and are connected with handle 5, and said lower cover 3 is provided with suction port 6 and air outlet 7; Said valve body 1 is for being divided into valve body 1 internal cavity by the valve body intermediate portion 8 of hollow structure the structure of air-inlet cavity 9 that is communicated with suction port 6 respectively and the outlet chamber 10 that is communicated with air outlet 7; Be provided with stage clip 17 below said lever dish 4 middle parts and between valve body intermediate portion 8 upper ends, in said air-inlet cavity 9 and outlet chamber 10, be respectively arranged with push rod 11 and sandwich valve 12, be respectively arranged with between said push rod 11 upper-end surfaces and lever dish 4 lower end surfaces and transmit bar 13; Push rod 11 lower end surfaces are resisted against sandwich valve 12 upper-end surfaces; Below said sandwich valve 12, be provided with spring 14, said spring 14 upper ends are resisted against sandwich valve 12 lower end surfaces, and its lower end abutment is on spring seat 15; Said sandwich valve 12 is divided into two-part up and down with air-inlet cavity 9 and outlet chamber 10 respectively; On said valve body intermediate portion 8, be respectively arranged with through hole that is communicated with air-inlet cavity 9 tops and the through hole that is communicated with outlet chamber 10 bottoms, said air-inlet cavity 9 tops are communicated with outlet chamber 10 bottoms through valve body intermediate portion 8, and said valve body 1 is provided with the relief opening 16 that is communicated with outlet chamber 10 tops.
Wherein, be provided with seal ring in said valve body intermediate portion 8 and valve body 1 lower end surface and contacting point, lower cover 3 upper-end surface, said transmission bar 13 is provided with seal ring, on said loam cake 2, has been threaded nut 18 is installed.
Handle is provided with inflation, exhaust and three positions of pressurize; When needs are inflated; Operator pull handle to the right, and the lever dish is to pressing down the transmission bar, and push rod is pushed right side sandwich valve open; Wind regime gets into the outlet chamber bottom by suction port through air-inlet cavity, valve body intermediate portion internal cavity and arrives the air outlet, inflates to air outlet end pressure container.
When the needs exhaust, operator pull handle left, and the lever dish presses down and transmits bar, push rod is pushed left side sandwich valve open, and pressure air is arranged to atmosphere from relief opening through outlet chamber by the air outlet in the pressurized container.
When the needs pressurize, release handle, the lever dish automatically resets under the stage clip effect, and the sandwich valve on both sides is closed automatically, and pressure air is neither to air outlet end container inflation, also can't help relief opening to discharge, and realizes that the container inner air pressure keeps.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. pressure controlled valve; Comprise valve body (1) and respectively with valve body (1) loam cake (2) and the lower cover (3) that are connected of two ends up and down; In said loam cake (2), be provided with lever dish (4); Said lever dish (4) upper end is passed loam cake (2) and is connected with handle (5); Said lower cover (3) is provided with suction port (6) and air outlet (7); Said valve body (1) is for being divided into valve body (1) internal cavity by the valve body intermediate portion (8) of hollow structure the structure of air-inlet cavity (9) that is communicated with suction port (6) respectively and the outlet chamber (10) that is communicated with air outlet (7); In said air-inlet cavity (9) and outlet chamber (10), be respectively arranged with push rod (11) and sandwich valve (12); Be respectively arranged with between said push rod (11) upper-end surface and lever dish (4) lower end surface and transmit bar (13), push rod (11) lower end surface is resisted against sandwich valve (12) upper-end surface, is provided with spring (14) in said sandwich valve (12) below; Said spring (14) upper end is resisted against sandwich valve (12) lower end surface; Its lower end abutment is on spring seat (15), and said sandwich valve (12) is divided into two-part up and down with air-inlet cavity (9) and outlet chamber (10) respectively, on said valve body intermediate portion (8), is respectively arranged with through hole that is communicated with air-inlet cavity (9) top and the through hole that is communicated with outlet chamber (10) bottom; Said air-inlet cavity (9) top is communicated with outlet chamber (10) bottom through valve body intermediate portion (8), and said valve body (1) is provided with the relief opening (16) that is communicated with outlet chamber (10) top.
2. pressure controlled valve according to claim 1 is characterized in that: between below, said lever dish (4) middle part and valve body intermediate portion (8) upper end, be provided with stage clip (17).
3. pressure controlled valve according to claim 1 and 2 is characterized in that: be provided with seal ring in said valve body intermediate portion (8) and valve body (1) lower end surface and lower cover (3) contacting point, upper-end surface.
4. pressure controlled valve according to claim 3 is characterized in that: said transmission bar (13) is provided with seal ring.
5. pressure controlled valve according to claim 4 is characterized in that: installation nut (18) has been threaded on said loam cake (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120453425 CN202381759U (en) | 2011-11-16 | 2011-11-16 | Pressure control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120453425 CN202381759U (en) | 2011-11-16 | 2011-11-16 | Pressure control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202381759U true CN202381759U (en) | 2012-08-15 |
Family
ID=46630263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120453425 Expired - Lifetime CN202381759U (en) | 2011-11-16 | 2011-11-16 | Pressure control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202381759U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051213A (en) * | 2016-07-27 | 2016-10-26 | 眉山中车制动科技股份有限公司 | Relief regulating valve for railway vehicle |
| CN108331943A (en) * | 2018-03-27 | 2018-07-27 | 华南理工大学 | A kind of control mechanism and sliding sleeve control valve of valve |
| CN110886874A (en) * | 2019-12-12 | 2020-03-17 | 浙江洛森压缩机股份有限公司 | High-pressure inflation valve |
| CN108331943B (en) * | 2018-03-27 | 2024-05-10 | 华南理工大学 | Control mechanism of valve and sliding sleeve control valve |
-
2011
- 2011-11-16 CN CN 201120453425 patent/CN202381759U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051213A (en) * | 2016-07-27 | 2016-10-26 | 眉山中车制动科技股份有限公司 | Relief regulating valve for railway vehicle |
| CN106051213B (en) * | 2016-07-27 | 2018-01-30 | 眉山中车制动科技股份有限公司 | A kind of rolling stock alleviation adjustment valve |
| CN108331943A (en) * | 2018-03-27 | 2018-07-27 | 华南理工大学 | A kind of control mechanism and sliding sleeve control valve of valve |
| CN108331943B (en) * | 2018-03-27 | 2024-05-10 | 华南理工大学 | Control mechanism of valve and sliding sleeve control valve |
| CN110886874A (en) * | 2019-12-12 | 2020-03-17 | 浙江洛森压缩机股份有限公司 | High-pressure inflation valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee after: Meisha Zhongke Brake Technology Co., Ltd. Address before: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee before: Sichuan Brake Science and Technology Co. Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |