CN209245341U - A kind of closed shuttle valve of good seal performance used for air compressor - Google Patents
A kind of closed shuttle valve of good seal performance used for air compressor Download PDFInfo
- Publication number
- CN209245341U CN209245341U CN201821881926.6U CN201821881926U CN209245341U CN 209245341 U CN209245341 U CN 209245341U CN 201821881926 U CN201821881926 U CN 201821881926U CN 209245341 U CN209245341 U CN 209245341U
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- Prior art keywords
- air inlet
- valve body
- valve
- impeller
- negative pressure
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Abstract
The utility model discloses a kind of closed shuttle valves of good seal performance used for air compressor, including shuttle valve ontology and sealing structure, shuttle valve ontology includes valve seat and valve body, valve body is set to inside valve seat, the first air inlet is offered on valve seat, second air inlet and air outlet, first air inlet and the second air inlet are connected with gas outlet, first air inlet and the second air inlet are oppositely arranged, valve body is set to the first air inlet and the second air inlet middle position, the first impeller and the second impeller are respectively equipped at first air inlet and the second air inlet, first impeller and the equal face valve body setting of the second impeller, two avris of valve body is respectively provided with a groove, sealing structure is set to valve inner, sealing structure includes pressure bladder, gas-guide tube and negative pressure cavity, negative pressure cavity is set to valve inner, and negative pressure cavity avris is equipped with limited block, limited block is fixedly connected on Valve interior wall, the utility model in valve body by being arranged sealing structure, so that the leakproofness of two air inlets is protected when shuttle valve works.
Description
Technical field
The utility model relates to a kind of closed shuttle valve, in particular to a kind of closed shuttle valve of good seal performance used for air compressor,
Belong to valve field.
Background technique
With the rapid development of the national economy, China's every profession and trade suffers from rapid progress, especially in manufacturing industry, given birth in manufacture
Production field needs to use air compressor machine, and air compressor is a kind of equipment to compressed gas, needs to use inside air compressor machine
Shuttle valve, shuttle valve are to belong to straight stroke valve, are the valves that valve body and actuator are combined into one body.Its advantage is small in size, easy for installation,
But there is leakproofness difference in shuttle valve, this often will affect the service efficiency of air compressor machine.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of leakproofness used for air compressor
The good closed shuttle valve of energy, solves the problems, such as that existing air compressor machine shuttle valve leakproofness is poor.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of closed shuttle valve of good seal performance used for air compressor of the utility model, including shuttle valve ontology and sealing structure, institute
Stating shuttle valve ontology includes valve seat and valve body, and valve body is set to inside valve seat, and the first air inlet, the second air inlet are offered on the valve seat
Mouthful and gas outlet, first air inlet and the second air inlet be connected with gas outlet, first air inlet and second into
Port is oppositely arranged, and the valve body is set to the first air inlet and the second air inlet middle position, first air inlet and second
The first impeller and the second impeller are respectively equipped at air inlet, first impeller and the equal face valve body of the second impeller are set
It sets, two avris of valve body is respectively provided with a groove, and the sealing structure is set to valve inner, and the sealing structure includes sealing
Air bag, gas-guide tube and negative pressure cavity, the negative pressure cavity is set to valve inner, and the negative pressure cavity avris is equipped with limited block, the limit
Position block is fixedly connected on valve interior wall, and the negative pressure cavity other end is connected to crushing block, and the crushing block stretches out valve body avris
Groove setting, the negative pressure cavity are set to valve outer surface by gas-guide tube communication seals air bag, the pressure bladder.
As a kind of optimal technical scheme of the utility model, the valve body is set as I-shape construction.
As a kind of optimal technical scheme of the utility model, the pressure bladder is set as ring structure.
As a kind of optimal technical scheme of the utility model, first in first air inlet and the second air inlet is pushed away
Crushing block setting in moving part and the second impeller face groove.
As a kind of optimal technical scheme of the utility model, the limited block is set as the arc knot to match with negative pressure cavity
Structure.
The utility model beneficial effect achieved is: a kind of closed shuttle of good seal performance used for air compressor of the utility model
Valve, using the pressure bladder of sealing structure, when the first air inlet is connected with gas outlet, valve body is even supported with the second air inlet
Touching, the second impeller will push crushing block, squeeze negative pressure cavity, so that pressure bladder is inflated, so that valve body
The local better tightness contradicted with the second air inlet is similarly sealed processing to the first air inlet and valve body, this is practical new
Type is compact-sized, easy to operate, and leakproofness is strong.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram at the utility model A.
In figure: 1, shuttle valve ontology；2, sealing structure；3, valve seat；4, valve body；5, the first air inlet；6, the second air inlet；7,
Gas outlet；8, the first impeller；9, the second impeller；10, groove；11, pressure bladder；12, gas-guide tube；13, negative pressure cavity；14,
Limited block；15, crushing block.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figs. 1-2, a kind of closed shuttle valve of good seal performance used for air compressor, including shuttle valve ontology 1 and sealing structure
2, shuttle valve ontology 1 includes valve seat 3 and valve body 4, and valve body 4 is set to inside valve seat 3, and the first air inlet 5, second is offered on valve seat 3
Air inlet 6 and gas outlet 7, the first air inlet 5 and the second air inlet 6 are connected with gas outlet 7, the first air inlet 5 and second
Air inlet 6 is oppositely arranged, and valve body 4 is set to 6 middle position of the first air inlet 5 and the second air inlet, the first air inlet 5 and second into
The first impeller 8 and the second impeller 9 are respectively equipped at port 6, the first impeller 8 and the equal face valve body 4 of the second impeller 9 are set
It sets, 4 liang of avris of valve body are respectively provided with a groove 10, and sealing structure 2 is set to inside valve body 4, and sealing structure 2 includes pressure bladder
11, gas-guide tube 12 and negative pressure cavity 13, negative pressure cavity 13 are set to inside valve body 4, and 13 avris of negative pressure cavity is equipped with limited block 14, limited block
14 are fixedly connected on 4 inner wall of valve body, and 13 other end of negative pressure cavity is connected to crushing block 15, and crushing block 15 stretches out the recessed of 4 avris of valve body
Slot 10 is arranged, and negative pressure cavity 13 is set to 4 outer surface of valve body by 12 communication seals air bag 11 of gas-guide tube, pressure bladder 11.
Valve body 4 is set as I-shape construction.Pressure bladder 11 is set as ring structure, for sealing up valve body 4 and the first air inlet
Mouth 5 and 6 junction of the second air inlet.The first impeller 8 and the second impeller 9 in first air inlet 5 and the second air inlet 6 are just
Crushing block 15 in groove 10 is arranged.Limited block 14 is set as the arcuate structure to match with negative pressure cavity 13.
Specifically, a kind of closed shuttle valve of good seal performance used for air compressor, in use, utilizing the blanket gas of sealing structure 2
Capsule 11, when the first air inlet 5 is connected with gas outlet 7, valve body 4 and the second air inlet 6 are even contradicted, and the second impeller 9 can push away
Dynamic crushing block 15, squeezes negative pressure cavity 13, so that pressure bladder 11 is inflated, so that valve body 4 and the second air inlet
The local better tightness that mouth 6 contradicts similarly are sealed processing with valve body 4 to the first air inlet 5, and the utility model structure is tight
It gathers, easy to operate, leakproofness is strong.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of closed shuttle valve of good seal performance used for air compressor, including shuttle valve ontology (1) and sealing structure (2), feature exists
In the shuttle valve ontology (1) includes valve seat (3) and valve body (4), and valve body (4) is set to valve seat (3) inside, opens on the valve seat (3)
It is equal equipped with the first air inlet (5), the second air inlet (6) and gas outlet (7), first air inlet (5) and the second air inlet (6)
It is connected with gas outlet (7), first air inlet (5) and the second air inlet (6) are oppositely arranged, and the valve body (4) is set to the
One air inlet (5) and the second air inlet (6) middle position are respectively equipped at first air inlet (5) and the second air inlet (6)
First impeller (8) and the second impeller (9), first impeller (8) and the second impeller (9) face valve body (4) are set
It sets, (4) two avris of valve body is respectively provided with a groove (10), and the sealing structure (2) is set to valve body (4) inside, described close
Seal structure (2) includes pressure bladder (11), gas-guide tube (12) and negative pressure cavity (13), and the negative pressure cavity (13) is set in valve body (4)
Portion, and the negative pressure cavity (13) avris is equipped with limited block (14), the limited block (14) is fixedly connected on valve body (4) inner wall, institute
It states negative pressure cavity (13) other end to be connected to crushing block (15), the groove (10) that the crushing block (15) stretches out valve body (4) avris is set
It sets, the negative pressure cavity (13) is set to valve body (4) outside by gas-guide tube (12) communication seals air bag (11), the pressure bladder (11)
Surface.
2. a kind of closed shuttle valve of good seal performance used for air compressor according to claim 1, which is characterized in that the valve body
(4) it is set as I-shape construction.
3. a kind of closed shuttle valve of good seal performance used for air compressor according to claim 1, which is characterized in that the sealing
Air bag (11) is set as ring structure.
4. a kind of closed shuttle valve of good seal performance used for air compressor according to claim 1, which is characterized in that described first
The extruding in the first impeller (8) and the second impeller (9) face groove (10) in air inlet (5) and the second air inlet (6)
Block (15) setting.
5. a kind of closed shuttle valve of good seal performance used for air compressor according to claim 1, which is characterized in that the limit
Block (14) is set as the arcuate structure to match with negative pressure cavity (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881926.6U CN209245341U (en) | 2018-11-15 | 2018-11-15 | A kind of closed shuttle valve of good seal performance used for air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881926.6U CN209245341U (en) | 2018-11-15 | 2018-11-15 | A kind of closed shuttle valve of good seal performance used for air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209245341U true CN209245341U (en) | 2019-08-13 |
Family
ID=67528422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881926.6U Expired - Fee Related CN209245341U (en) | 2018-11-15 | 2018-11-15 | A kind of closed shuttle valve of good seal performance used for air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209245341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2789371C1 (en) * | 2022-03-26 | 2023-02-02 | Общество с ограниченной ответственностью "НОВАЯ СЕРВИСНАЯ КОМПАНИЯ" | Valve body |
-
2018
- 2018-11-15 CN CN201821881926.6U patent/CN209245341U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2791690C1 (en) * | 2022-03-15 | 2023-03-13 | Общество с ограниченной ответственностью "НОВАЯ СЕРВИСНАЯ КОМПАНИЯ" | Nitrogen compressor station |
| RU2789371C1 (en) * | 2022-03-26 | 2023-02-02 | Общество с ограниченной ответственностью "НОВАЯ СЕРВИСНАЯ КОМПАНИЯ" | Valve body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20191115 |