CN202040339U - Pressure regulating valve - Google Patents
Pressure regulating valve Download PDFInfo
- Publication number
- CN202040339U CN202040339U CN2011201211656U CN201120121165U CN202040339U CN 202040339 U CN202040339 U CN 202040339U CN 2011201211656 U CN2011201211656 U CN 2011201211656U CN 201120121165 U CN201120121165 U CN 201120121165U CN 202040339 U CN202040339 U CN 202040339U
- Authority
- CN
- China
- Prior art keywords
- valve
- spring
- spool
- valve core
- valve body
- 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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Abstract
The utility model relates to the technical field of gas pressure regulating devices, particularly to a pressure regulating valve, which comprises a valve body, a valve cover fixedly connected to the upper part of the valve body and a locking cover fixedly connected with the bottom part of the valve body, wherein a seal ring is arranged between the valve body and the locking cover; an air inlet and an air outlet are arranged on the valve body; a valve core device is arranged between the air inlet and the air outlet; a valve core regulating device is arranged on the valve cover; the valve core device includes a valve core and a valve core rod vertically fixed on the valve core; a concave cavity is formed in the locking cover; the size and the shape of the cross section of the valve core is matched with those of the cross section of the concave cavity. The combination use of the valve core regulating device and the valve core effectively realizes the vertical moving of the valve core, effectively regulates the size of the air current, has a simple and compact structure, and has high safety performance.
Description
Technical field
The utility model relates to gas pressure controlling device technical field, particularly a kind of pressure regulator valve.
Background technique
Pipeline is the capital equipment of conveying gas, liquid, and pressure regulator valve then is to be located at the main device that is used for adjustments of gas, fluid flow on the pipeline, by people are familiar with common.The mode of structure that traditional pressure regulator valve generally adopts Thread valve directly to connect spool is regulated pressure, just because of there is irrationality in said structure, so existing, regulates at the bottom of the flexibility ratio by traditional pressure regulator valve, waste time and energy and operate defective and deficiencies such as inconvenience, so be necessary prior art is effectively improved.
The model utility content
The purpose of this utility model is at the defective of prior art and deficiency, provide a kind of simple and compact for structure, regulate flexibility ratio height, easy to operate pressure regulator valve.
For achieving the above object, the utility model is by the following technical solutions:
A kind of pressure regulator valve of the utility model, comprise valve body, be fixedly connected on the valve gap on valve body top, be fixedly connected on the tightening cover of valve body bottom, be provided with seal ring between described valve body and the tightening cover, described valve body is provided with suction port and air outlet, be provided with the spool device between described suction port and the air outlet, described valve gap is provided with the spool controlling device, and described spool device comprises spool, vertically is fixed in the valve core rod of spool, form cavity in the described tightening cover, the size shape of the size shape of described spool cross section and cavity cross section is complementary, and fixedlys connected with the spool controlling device in described valve core rod top, is provided with spring three between described spool and the cavity bottom.
Wherein, described spool controlling device comprises adjusting handle and the screw rod of being located on the valve gap, be located at the diaphragm of valve gap and valve body joint, fixedly connected with the valve core rod top in described diaphragm bottom, support on the described diaphragm and be provided with spring two, spring two upper ends are provided with the spring top, and the position on spring top is corresponding with the position of screw rod bottom.
Further, described spring two upper ends are arranged with spring retaining sleeve, are provided with spring one in the spring retaining sleeve, and the top of spring one is fixed on described spring top.
Further, be provided with the diaphragm seat between described diaphragm and spring two bottoms.
The utility model beneficial effect is: the utility model is used by spool controlling device and spool, effectively realizes moving up and down of spool, effectively regulates the size of air-flow, and simple and compact for structure, Safety performance is higher.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model.
Among the figure:
1, adjusting handle; 2, screw rod; 3, valve gap; 4, spring top;
5, spring retaining sleeve; 6, spring one; 7, spring two; 8, screw;
9, diaphragm; 10, diaphragm seat; 11, valve body; 12, valve core rod;
13, suction port; 14, air outlet; 15, spool; 16, spring three;
17, seal ring; 18, cavity; 19, tightening cover.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, a kind of pressure regulator valve of the utility model comprises valve body 11, is fixedly connected on the valve gap 3 on valve body 11 tops, is fixedly connected on the tightening cover 19 of valve body 11 bottoms, is provided with seal ring 17 between described valve body 11 and the tightening cover 19.Described valve gap 3, valve body 11 and tightening cover 19 constitute the utility model agent structure, generally all adopt metallic material to be made.
Described valve body 11 is provided with suction port 13 and air outlet 14, be provided with the spool device between described suction port 13 and the air outlet 14, described spool device comprises spool 15, vertically be fixed in the valve core rod 12 of spool 15, form cavity 18 in the described tightening cover 19, the size shape of the size shape of described spool 15 cross sections and cavity 18 cross sections is complementary, and promptly spool 15 can realized moving up and down in cavity 18 under the thrust of valve core rod 12.Fixedlying connected with the spool controlling device in described valve core rod 12 tops, is provided with spring 3 16 between described spool 15 and cavity 18 bottoms.The effect of spring 3 16 mainly be effectively to realize spool 15 on retract the position.
Described valve gap 3 is provided with the spool controlling device, described spool controlling device comprises adjusting handle 1 and the screw rod of being located on the valve gap 32, be located at the diaphragm 9 of valve gap 3 and valve body 11 joints, the utility model is fixed in valve gap 3 and valve body 11 joints with screw 8 with diaphragm 9.Fixedly connected with valve core rod 12 tops in described diaphragm 9 bottoms, support on the described diaphragm 9 and be provided with spring 27, the utility model preferably is provided with diaphragm seat 10 between diaphragm 9 and spring 27, be provided with like this, under the pressure effect of spring 27, not only diaphragm 9 is stressed more even, and has improved effectively the working life of diaphragm 9, can not suffer damage because of discontinuity.
Described spring 27 upper ends are provided with spring top 4, the position on spring top 4 is corresponding with the position of screw rod 2 bottoms, the utility model preferably is arranged with spring retaining sleeve 5 in described spring 27 upper ends, is provided with spring 1 in the spring retaining sleeve 5, and the top of spring 1 is fixed on described spring top 4.Be provided with like this, the one, in order to increase the stressed uniformity, more main is that spring retaining sleeve 5 can be brought into play the effect of guide sleeve simultaneously, keeps spring 27 to realize effectively stretching on above-below direction, has further improved effect of the present utility model and quality.
When using the utility model, original state of the present utility model is that spool 15 is being fastened under the effect of spring 3 16 between suction port 13 and the air outlet 14, and the utility model is in closed condition.When need are opened the utility model, rotation adjusting handle 1, screw rod 2 rotates with adjusting handle 1 and moves downward, and withstand spring top 4 to pressing down spring one 6 extrusion spring fixed covers 5, spring retaining sleeve 5 extrusion springs 27, diaphragm seat 10 is given diaphragm 9 with force transmission, the final valve core rod 12 that promotes, realization spool 15 moves down cavity 18, and the utility model just is in opening state.Close the utility model when need, the modulation of circling round joint handwheel 1, spool 15 is moving in the realization under the effect of spring 3 16.
The utility model moves up and down the flow of realizing gas or liquid by spool 15, finally realizes the purpose of pressure regulation.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (4)
1. pressure regulator valve, comprise valve body (11), be fixedly connected on the valve gap (3) on valve body (11) top, be fixedly connected on the tightening cover (19) of valve body (11) bottom, be provided with seal ring (17) between described valve body (11) and the tightening cover (19), described valve body (11) is provided with suction port (13) and air outlet (14), it is characterized in that: be provided with the spool device between described suction port (13) and air outlet (14), described valve gap (3) is provided with the spool controlling device, described spool device comprises spool (15), vertically be fixed in the valve core rod (12) of spool (15), form cavity (18) in the described tightening cover (19), the size shape of the size shape of described spool (15) cross section and cavity (18) cross section is complementary, fixedlying connected with the spool controlling device in described valve core rod (12) top, is provided with spring three (16) between described spool (15) and cavity (18) bottom.
2. a kind of pressure regulator valve according to claim 1, it is characterized in that: described spool controlling device comprises adjusting handle (1) and the screw rod of being located on the valve gap (3) (2), be located at the diaphragm (9) of valve gap (3) and valve body (11) joint, fixedly connected with valve core rod (12) top in described diaphragm (9) bottom, described diaphragm (9) is gone up to support and is provided with spring two (7), spring two (7) upper ends are provided with spring top (4), and the position on spring top (4) is corresponding with the position of screw rod (2) bottom.
3. a kind of pressure regulator valve according to claim 2 is characterized in that: described spring two (7) upper ends are arranged with spring retaining sleeve (5), are provided with spring one (6) in the spring retaining sleeve (5), and the top of spring one (6) is fixed on described spring top (4).
4. according to the arbitrary described a kind of pressure regulator valve of claim 1-3, it is characterized in that: be provided with diaphragm seat (10) between described diaphragm (9) and spring two (7) bottoms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201211656U CN202040339U (en) | 2011-04-22 | 2011-04-22 | Pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201211656U CN202040339U (en) | 2011-04-22 | 2011-04-22 | Pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202040339U true CN202040339U (en) | 2011-11-16 |
Family
ID=44967782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201211656U Expired - Fee Related CN202040339U (en) | 2011-04-22 | 2011-04-22 | Pressure regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202040339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715801A (en) * | 2014-07-22 | 2016-06-29 | 费希尔久安输配设备(成都)有限公司 | Balance valve element and pressure regulating valve |
-
2011
- 2011-04-22 CN CN2011201211656U patent/CN202040339U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715801A (en) * | 2014-07-22 | 2016-06-29 | 费希尔久安输配设备(成都)有限公司 | Balance valve element and pressure regulating valve |
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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: 20111116 Termination date: 20140422 |