CN203770763U - Improved pressure regulating valve - Google Patents
Improved pressure regulating valve Download PDFInfo
- Publication number
- CN203770763U CN203770763U CN201320839632.8U CN201320839632U CN203770763U CN 203770763 U CN203770763 U CN 203770763U CN 201320839632 U CN201320839632 U CN 201320839632U CN 203770763 U CN203770763 U CN 203770763U
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- China
- Prior art keywords
- valve body
- ring
- outlet pipe
- fixed cover
- piston
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of automotive valves, and particularly relates to an improved pressure regulating valve. The improved pressure regulating valve solves the technical problem that an existing technology is not reasonable enough. A piston is arranged in a valve body, a spring is arranged in the piston, one end of the spring abuts against the inner end of the piston, the other end of the spring abuts against an exhaust pipe, the exhaust pipe is connected with the valve body through a fixing sleeve, the exhaust end of the exhaust pipe is provided with a protecting cover capable of rotating in the circumferential direction, the inner end of the protecting cover is open, the outer end of the protecting cover is closed, and an exhaust port is formed in the protecting cover. Compared with the prior art, the modified type pressure regulating valve has the advantages of being reasonable in design, simple in structure, good in using effect, easy to disassemble, assemble and maintain, low in maintaining cost, good in dustproof effect, long in service life, good in safety and exhaust effect and low in noise.
Description
Technical field
The utility model belongs to automobile valve technology field, especially relates to a kind of improved type pressure regulator valve.
Background technique
Valve is the controlling component in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.For the valve of liquid control system, from the simplest stop valve to very complicated robot control system(RCS) various valves used, its kind and specification are quite various.The good valve of work can be used for controlling flowing of all kinds fluids such as air, water, steam, various Korrosionsmedium, mud, oil product, liquid metal and radiating medium.Along with the quickening of socioeconomic development and people's rhythm of life, automobile obtains applying more and more widely in daily life and work, needs to use at present pressure regulator valve in automobile making, and existing pressure regulator valve design is reasonable not, safeguard loaded down with trivial details, control effect undesirable.
The problem existing in order to solve prior art, people have carried out long-term exploration, have proposed solution miscellaneous.For example, Chinese patent literature discloses a kind of car pressure regulating valve [application number: 200520102280.3], in valve body, be provided with spool and valve core housing, spool is provided with a seal washer, in spool, be provided with pressure adjusting spring seat and pressure adjusting spring, valve core housing is provided with spring, spring seat, y-type seal ring outward from top to bottom successively.On valve body, be also provided with suction port and air outlet, be provided with relief opening in bottom, relief opening is provided with adjusting screw, is also provided with dust-proof cover and dustproof diaphragm on relief opening.Valve gap is a square steel plate, and centre is provided with a conical boss, and periphery is provided with four assembling apertures of rectangular distribution.
Such scheme has improved prior art to a certain extent.But it is reasonable not that this scheme still exists design, to safeguard loaded down with trivial detailsly, the technical problem such as control gas effect is undesirable, and exhaust noise is larger, causes using effect not good.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of reasonable in design, simple in structure, the improved type pressure regulator valve that using effect is good.
For achieving the above object, the utility model has adopted following technical proposal: this improved type pressure regulator valve, comprise the valve body that is hollow tube-shape, described valve body one end is provided with suction port, on valve body, be provided with air outlet, it is characterized in that, in described valve body, be provided with piston, in described piston, be provided with spring, described spring one end is resisted against piston the inner, the described spring the other end is resisted against on outlet pipe, described outlet pipe is connected with valve body by fixed cover, the exhaust end of described outlet pipe is provided with and can rotates in a circumferential direction and the protective housing of inner open outer end sealing, described protective housing is provided with relief opening.
In above-mentioned improved type pressure regulator valve, described fixed cover is connected with valve body by worm structure, and described outlet pipe is connected with fixed cover by worm structure.
In above-mentioned improved type pressure regulator valve, described protective housing the inner is provided with ring-shaped step, and described ring-shaped step the inner is resisted against on valve body, and described fixed cover outer end is provided with the annular retaining ring that can prevent that ring-shaped step from axially departing from.
In above-mentioned improved type pressure regulator valve, between described ring-shaped step and valve body, be also provided with the first fastening ring, the first described fastening ring is connected with fixed cover by worm structure.
In above-mentioned improved type pressure regulator valve, described outlet pipe outer end is provided with the second retainer ring, and the second described retainer ring is connected with outlet pipe by worm structure, and second described retainer ring the inner is against fixed cover.
Compared with prior art, the advantage of this improved type pressure regulator valve is: 1, reasonable in design, simple in structure, using effect is good.2, dismounting is simple, maintenance is simple, and maintenance cost is low.3, good dustproof effect, long service life, Security is good.4, good exhaust effect, noise are little.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram that the utility model provides.
In figure, valve body 1, suction port 2, air outlet 3, piston 4, spring 5, outlet pipe 6, fixed cover 7, protective housing 8, relief opening 71, ring-shaped step 81, annular retaining ring 82, the first fastening ring 9, the second retainer ring 61.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As shown in Figure 1, this improved type pressure regulator valve, comprises the valve body 1 that is hollow tube-shape, valve body 1 one end is provided with suction port 2, on valve body 1, be provided with air outlet 3, it is characterized in that, in valve body 1, be provided with piston 4, in piston 4, be provided with spring 5, spring 5 one end are resisted against piston 4 the inners, and spring 5 the other ends are resisted against on outlet pipe 6, and outlet pipe 6 is connected with valve body 1 by fixed cover 7, the exhaust end of outlet pipe 6 is provided with and can rotates in a circumferential direction and the protective housing 8 of inner open outer end sealing, and protective housing 8 is provided with relief opening 71.
Fixed cover 7 is connected with valve body 1 by worm structure, outlet pipe 6 is connected with fixed cover 7 by worm structure, protective housing 8 the inners are provided with ring-shaped step 81, fixed cover 7 outer ends are provided with the annular retaining ring 82 that can prevent that ring-shaped step 81 from axially departing from, between ring-shaped step 81 and valve body 1, be also provided with the first fastening ring 9, the first fastening ring 9 is connected with fixed cover 7 by worm structure, outlet pipe 6 outer ends are provided with the second retainer ring 61, the second retainer ring 61 is connected with outlet pipe 6 by worm structure, and second retainer ring 61 the inners are against fixed cover 7.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as valve body 1, suction port 2, air outlet 3, piston 4, spring 5, outlet pipe 6, fixed cover 7, protective housing 8, relief opening 71, ring-shaped step 81, annular retaining ring 82, the first fastening ring 9, the second retainer ring 61 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model, they are construed to any additional restriction is all contrary with the utility model spirit.
Claims (5)
1. an improved type pressure regulator valve, comprise the valve body (1) that is hollow tube-shape, described valve body (1) one end is provided with suction port (2), on valve body (1), be provided with air outlet (3), it is characterized in that, in described valve body (1), be provided with piston (4), in described piston (4), be provided with spring (5), described spring (5) one end is resisted against piston (4) the inner, described spring (5) the other end is resisted against on outlet pipe (6), described outlet pipe (6) is connected with valve body (1) by fixed cover (7), the exhaust end of described outlet pipe (6) is provided with and can rotates in a circumferential direction and the protective housing (8) of inner open outer end sealing, described protective housing (8) is provided with relief opening (71).
2. improved type pressure regulator valve according to claim 1, it is characterized in that, described fixed cover (7) is connected with valve body (1) by worm structure, and described outlet pipe (6) is connected with fixed cover (7) by worm structure.
3. improved type pressure regulator valve according to claim 2, it is characterized in that, described protective housing (8) the inner is provided with ring-shaped step (81), and described fixed cover (7) outer end is provided with the annular retaining ring (82) that can prevent that ring-shaped step (81) from axially departing from.
4. improved type pressure regulator valve according to claim 3, it is characterized in that, between described ring-shaped step (81) and valve body (1), be also provided with the first fastening ring (9), described the first fastening ring (9) is connected with fixed cover (7) by worm structure.
5. improved type pressure regulator valve according to claim 3, it is characterized in that, described outlet pipe (6) outer end is provided with the second retainer ring (61), described the second retainer ring (61) is connected with outlet pipe (6) by worm structure, and described the second retainer ring (61) is inner against fixed cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320839632.8U CN203770763U (en) | 2013-12-18 | 2013-12-18 | Improved pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320839632.8U CN203770763U (en) | 2013-12-18 | 2013-12-18 | Improved pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770763U true CN203770763U (en) | 2014-08-13 |
Family
ID=51287954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320839632.8U Expired - Fee Related CN203770763U (en) | 2013-12-18 | 2013-12-18 | Improved pressure regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770763U (en) |
-
2013
- 2013-12-18 CN CN201320839632.8U patent/CN203770763U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140813 Termination date: 20141218 |
|
| EXPY | Termination of patent right or utility model |