CN201359125Y - Self-supporting type pressure reducing valve - Google Patents
Self-supporting type pressure reducing valve Download PDFInfo
- Publication number
- CN201359125Y CN201359125Y CNU2008202322550U CN200820232255U CN201359125Y CN 201359125 Y CN201359125 Y CN 201359125Y CN U2008202322550 U CNU2008202322550 U CN U2008202322550U CN 200820232255 U CN200820232255 U CN 200820232255U CN 201359125 Y CN201359125 Y CN 201359125Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- sleeve pipe
- filler
- spool
- 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 - Fee Related
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- Valve Housings (AREA)
Abstract
The utility model relates to a self-supporting type pressure reducing valve, which comprises a left valve body, a middle valve body, a right valve body, a pilot valve, a ventilation hole, a valve core, a spring, an elastic cushion ring, a sealing seat and a valve seat, wherein the ventilation hole is connected with the pilot valve through pipes; pipes are arranged on the pilot valve; the valve core consists of a valve core sleeve pipe, a corrugated pipe and a fixing ring; fillings, a fillings cushion and a left filling press sleeve are arranged between the valve core sleeve pipe and the left valve body; the left filling press sleeve is connected with the left valve body; fillings, a filling cushion and a right filling press sleeve are arranged between the valve core sleeve pipe and the middle valve body; and the right filling press sleeve is connected with the middle valve body. The utility model has the advantages of safe and reliable use, high temperature resistance and good seal effect.
Description
Technical field:
The utility model belongs to a kind of reduction valve, particularly a kind of self-erecting type reduction valve.
Background technique:
The spool non-refractory of the reduction valve of present industrial application, the O type circle of sealing usefulness is at high temperature, and under the state of high density oxygen, sealing effect is bad, does not reach requirement.
Summary of the invention:
In order to address the above problem, the utility model provides a kind of self-erecting type reduction valve, and it is safe and reliable, and is high temperature resistant, and good sealing effect.
The self-erecting type reduction valve, it comprises left valve barrel, middle valve body, right valve barrel, pilot valve, vent, spool, spring, elastic washer, sealing seat, valve seat; Described vent is connected with pilot valve by pipe, pilot valve is provided with pipe, spool is made of spool sleeve pipe, bellows and retainer ring, be provided with filler, Packing seat and left filler gland between spool sleeve pipe and the left valve barrel, left side filler gland is connected with left valve barrel, be provided with filler, Packing seat and right filler gland between spool sleeve pipe and the middle valve body, right filler gland is connected with middle valve body.
The utility model is to improve on the basis of existing apparatus, and spool is made of spool sleeve pipe, bellows and retainer ring, and it is safe and reliable, and is high temperature resistant; Be provided with filler, Packing seat and left filler gland between spool sleeve pipe and the left valve barrel, be provided with filler, Packing seat and right filler gland between spool sleeve pipe and the middle valve body, its good sealing effect.
Description of drawings:
Below in conjunction with accompanying drawing the utility model is described in detail.
Fig. 1: be structural representation of the present utility model;
Fig. 2: be the structural representation of spool.
Embodiment:
Shown in Fig. 1-2, the self-erecting type reduction valve, left valve barrel 1 is provided with vent 21, vent 22, vent 21 is connected with pilot valve 19, vent 22 is connected with pilot valve 19 by pipe 20, pilot valve 19 is provided with pipe 14, the other end of pipe 14 connects with the pipeline that is connected with right valve barrel 11, left valve barrel 1 is connected with middle valve body 5, middle valve body 5 is provided with vent 16, vent 16 is connected with pilot valve 19 by pipe 18, and middle valve body 5 is connected with right valve barrel 11, is provided with spool in the middle valve body 5, spool is by spool sleeve pipe 23, bellows 24 and retainer ring 25 constitute, be provided with spring 15 between spool sleeve pipe 23 and the left valve barrel 1, filler 3, Packing seat 2 and left filler gland 4, left filler gland 4 is connected with left valve barrel 1, is provided with filler 7 between spool sleeve pipe 23 and the middle valve body 5, Packing seat 6 and right filler gland 8, right filler gland 8 is connected with middle valve body 5, right valve barrel 11 is connected with valve seat 10, is provided with elastic washer 9 between right valve barrel 11 and the valve seat 10, and sealing seat 13 is connected with valve seat 10; Use the utility model, it is safe and reliable, and is high temperature resistant, and good sealing effect.
Claims (1)
1, self-erecting type reduction valve, it comprises left valve barrel, middle valve body, right valve barrel, pilot valve, vent, spool, spring, elastic washer, sealing seat, valve seat; It is characterized in that: described vent is connected with pilot valve by pipe, pilot valve is provided with pipe, spool is made of spool sleeve pipe, bellows and retainer ring, be provided with filler, Packing seat and left filler gland between spool sleeve pipe and the left valve barrel, left side filler gland is connected with left valve barrel, be provided with filler, Packing seat and right filler gland between spool sleeve pipe and the middle valve body, right filler gland is connected with middle valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202322550U CN201359125Y (en) | 2008-12-29 | 2008-12-29 | Self-supporting type pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202322550U CN201359125Y (en) | 2008-12-29 | 2008-12-29 | Self-supporting type pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201359125Y true CN201359125Y (en) | 2009-12-09 |
Family
ID=41424889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202322550U Expired - Fee Related CN201359125Y (en) | 2008-12-29 | 2008-12-29 | Self-supporting type pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201359125Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351581A (en) * | 2015-11-30 | 2016-02-24 | 哈尔滨第一机械集团有限公司 | Pressure reducing valve for track armored vehicle |
-
2008
- 2008-12-29 CN CNU2008202322550U patent/CN201359125Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351581A (en) * | 2015-11-30 | 2016-02-24 | 哈尔滨第一机械集团有限公司 | Pressure reducing valve for track armored vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20111229 |