CN114294233A - Exhaust valve with stool structure and compressor thereof - Google Patents
Exhaust valve with stool structure and compressor thereof Download PDFInfo
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- CN114294233A CN114294233A CN202111678389.1A CN202111678389A CN114294233A CN 114294233 A CN114294233 A CN 114294233A CN 202111678389 A CN202111678389 A CN 202111678389A CN 114294233 A CN114294233 A CN 114294233A
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- exhaust
- bench
- compressor
- exhaust hole
- gasket
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Abstract
The invention discloses a bench structure exhaust valve which comprises a fixed disc and an upper cover, wherein the upper cover is hermetically fixed on the top surface of the fixed disc and forms an exhaust cavity with the fixed disc, the fixed disc is meshed with a movable disc in a compressor to form a compressor cavity, the fixed disc is provided with an exhaust hole for communicating the exhaust cavity with the compressor cavity in a penetrating manner, the top surface of the fixed disc is also provided with a bench-shaped limiting structure and a sealing sheet which is assembled in the bench-shaped limiting structure and covers the exhaust hole, the bench-shaped limiting structure is internally provided with a abdicating space for the movement of the sealing sheet, and the sealing sheet can move up and down in the abdicating space to seal or open the exhaust hole. The invention has the beneficial effects that: simple structure, simple to operate has improved compressor production efficiency, has reduced product cost, has improved the reliability of compressor.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of compressors, in particular to a bench structure exhaust valve and a compressor thereof.
[ background of the invention ]
The exhaust hole of traditional compressor discharge valve is usually sealed through setting up shell fragment formula discharge valve piece and discharge valve limiting plate in order to exhaust the hole, and shell fragment formula discharge valve piece and discharge valve limiting plate all pass through the bolt fastening on the price fixing, and the discharge valve of this kind of structure, its shell fragment formula discharge valve piece are after buckling repeatedly through a lot of, produce deformation easily, can't seal the exhaust hole, and in addition, the structure is also complicated, is difficult to the assembly, and the cost is higher.
[ summary of the invention ]
The invention discloses an exhaust valve with a stool structure and a compressor thereof, which can effectively solve the technical problems related to the background technology.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a bench structure discharge valve, includes the price fixing and sealed be fixed in price fixing top surface and with the price fixing forms the upper cover in exhaust chamber, the price fixing forms the compressor chamber with the inside driving disk meshing of compressor, the price fixing runs through to be equipped with the intercommunication exhaust chamber with the exhaust hole in compressor chamber, price fixing top surface corresponds the position in exhaust hole still is equipped with bench shape limit structure and matched stack and locate in the bench shape limit structure and the lid locate the gasket of exhaust hole, be equipped with the confession in the bench shape limit structure the space of stepping down of gasket activity, the gasket can reciprocate in the space of stepping down in order to seal or open the exhaust hole.
As a preferable improvement of the present invention, the stool-shaped position-limiting structure includes a position-limiting plate and a plurality of position-limiting pillars extending downward from the position-limiting plate and disposed around the exhaust hole.
As a preferred improvement of the invention, the sealing plate is of a cylindrical thin plate structure.
As a preferable improvement of the present invention, the exhaust hole is provided at a central position of the fixed plate.
As a preferable improvement of the present invention, the exhaust holes are circular holes.
As a preferred improvement of the invention, the top surface of the fixed plate is further provided with at least one circle of sealing ring which is arranged around the exhaust hole and matched with the sealing sheet, the cross section of the sealing ring is in an arc-shaped convex shape, the sealing ring is uniformly provided with a plurality of through holes which are communicated with the exhaust cavity and the compressor cavity in an array manner along the circumferential direction of the sealing ring, and the through holes are positioned at the convex top of the sealing ring.
As a preferred development of the invention, the sealing ring is made of an elastic material.
As a preferable improvement of the present invention, the elastic material includes rubber and silicone.
As a preferable improvement of the invention, the top surface of the fixed plate is provided with two circles of the sealing ring.
The invention also provides a compressor and an exhaust valve applying the stool structure.
The exhaust valve with the stool structure provided by the invention has the beneficial effects that:
1. by arranging the structure that the stool-shaped limiting structure is matched with the sealing sheet, the problem of poor sealing performance of the traditional elastic sheet type exhaust valve sheet caused by deformation is effectively solved;
2. by arranging the sealing ring, the sealing sheet can be tightly sucked by utilizing the negative pressure effect, so that the sealing effect of the sealing sheet on the exhaust hole is improved;
3. simple structure, simple to operate has improved compressor production efficiency, has reduced product cost, has improved the reliability of compressor.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a sectional view showing the entire structure of an exhaust valve of the stool structure according to the present invention;
FIG. 2 is a perspective cross-sectional view of the exhaust valve of the stool structure of the present invention;
FIG. 3 is a view showing an assembly structure of the stool-shaped position-limiting structure, the sealing piece and the fixed plate according to the present invention;
FIG. 4 is a schematic view of an assembly structure of the sealing plate, the sealing ring and the fixed plate of the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a discharge valve with a stool structure, comprising a fixed plate 2 and an upper cover 1 hermetically fixed on the top surface of the fixed plate 2 and forming a discharge chamber 8 with the fixed plate 2, wherein the fixed plate 2 is engaged with a movable plate 6 inside a compressor to form a compressor chamber 11.
The fixed disc 2 penetrates through and is provided with a communicating exhaust cavity 8 and an exhaust hole 7 of the compressor cavity, specifically, the exhaust hole 7 is a circular hole and is arranged in the center of the fixed disc 2.
The top surface of the fixed plate 2 corresponding to the exhaust hole 7 is also provided with a stool-shaped limiting structure 9 and a sealing sheet 4 assembled in the stool-shaped limiting structure 9 and covering the exhaust hole 7.
Be equipped with the confession in the stool shape limit structure 9 the space of stepping down (not numbered) of gasket 4 activity, gasket 4 can the space of stepping down reciprocates in the space of stepping down in order to seal or open exhaust hole 7.
The bench-shaped limiting structure 9 comprises a limiting plate 13 and a plurality of limiting struts 12 which extend downwards from the limiting plate 13 and are arranged around the exhaust holes 7.
Further, the internal surface of the limit pillar 12 is a plurality of coplanar cylindrical surfaces, the sealing sheet 4 is a cylindrical thin plate structure, and the sealing sheet 4 can move up and down along the inner wall of the stool-shaped limit structure 9.
It is shown in fig. 4 to combine again, 2 top surfaces of price fixing still are equipped with at least round and encircle exhaust hole 7 set up and with gasket 4 complex sealing washer 10, the cross section of sealing washer 10 is the protruding shape of arc, just sealing washer 10 sets up a plurality of intercommunications along its even array of circumferential direction exhaust chamber 7 with the through-hole 101 in compressor chamber, through-hole 101 is located the protruding top of sealing washer.
In particular, the sealing ring 10 is made of an elastic material. Such elastic materials include, but are not limited to, rubber and silicone.
In order to improve the sealing effect, the top surface of the fixed plate 2 is provided with two circles of the sealing ring 10. Of course, after the seal piece 4 is attached to the seal ring 10, the seal ring 10 is supposed to be located on the peripheral edge of the seal piece 4.
The working principle of the exhaust valve with the stool structure provided by the invention is as follows:
low-pressure gas is sucked into a compressor cavity and compressed into high-pressure gas, when the gas pressure of a compression central cavity is greater than the gas pressure in the exhaust cavity 8, the sealing sheet 4 is jacked up, and gas flow enters the exhaust cavity 8 along the side hole channel of the stool-shaped limiting structure 9, as shown in the exhaust direction in fig. 3.
When the air exhaust is completed, the pressure of the meshing central cavity is reduced, the air slightly flows back instantly, the air pressure of the upper surface of the sealing sheet 4 is larger than that of the lower surface under the Bernoulli effect, the sealing sheet 4 is attached to the back surface of the fixed disc, and the air exhaust port is closed, as shown in the closed air pressure in fig. 3.
Specifically, the gasket 4 is laminated on the sealing ring 10, and because the sealing ring 10 is in an arc-shaped convex shape and is provided with the through hole 101, the gasket 4 slightly flattens the sealing ring 10 under the negative pressure effect, so that the gasket 4 and the sealing ring 10 are combined more tightly, and the sealing effect is improved.
The invention also provides a compressor and an exhaust valve applying the stool structure.
The exhaust valve with the stool structure provided by the invention has the beneficial effects that:
1. by arranging the structure that the stool-shaped limiting structure is matched with the sealing sheet, the problem of poor sealing performance of the traditional elastic sheet type exhaust valve sheet caused by deformation is effectively solved;
2. by arranging the sealing ring, the sealing sheet can be tightly sucked by utilizing the negative pressure effect, so that the sealing effect of the sealing sheet on the exhaust hole is improved;
3. simple structure, simple to operate has improved compressor production efficiency, has reduced product cost, has improved the reliability of compressor.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the specification and the embodiments, which are fully applicable to various fields of endeavor for which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a bench structure discharge valve, its characterized in that, including the fixed disk with sealed be fixed in fixed disk top surface and with the fixed disk forms the upper cover in exhaust chamber, the fixed disk forms the compressor chamber with the inside driving disk meshing of compressor, the fixed disk runs through to be equipped with the intercommunication exhaust chamber with the exhaust hole in compressor chamber, fixed disk top surface corresponds the position in exhaust hole still is equipped with bench shape limit structure and matched stack and locates in the bench shape limit structure and the lid locate the gasket in exhaust hole, be equipped with the confession in the bench shape limit structure the space of stepping down of gasket activity, the gasket can reciprocate in the space of stepping down in order to seal or open the exhaust hole.
2. A bench-structured exhaust valve according to claim 1, wherein said bench-shaped retainer comprises a retainer and a plurality of retainer legs extending downwardly from said retainer and disposed around said exhaust vent.
3. A bench-structured exhaust valve according to claim 1, wherein said sealing sheet is of cylindrical sheet structure.
4. A bench construction exhaust valve as claimed in claim 1, wherein said exhaust vent is provided in the centre of said fixed plate.
5. A bench construction exhaust valve as claimed in claim 3, characterised in that said exhaust holes are circular holes.
6. The exhaust valve with a stool structure according to claim 1, wherein said top surface of said fixed plate further has at least one ring of sealing ring disposed around said exhaust hole and engaged with said sealing plate, said sealing ring has an arc-shaped convex cross-section, and said sealing ring has a plurality of through holes disposed in a uniform array along a circumferential direction thereof for communicating said exhaust chamber with said compressor chamber, said through holes being located at a convex top portion of said sealing ring.
7. The bench construction vent valve of claim 6, wherein the gasket is made of an elastomeric material.
8. The bench construction vent valve of claim 6, wherein the resilient material comprises rubber and silicone.
9. The bench construction vent valve of claim 6, wherein the top surface of the fixed plate is provided with two rings of the gasket.
10. A compressor, characterized in that the stool structure discharge valve according to any one of claims 1 to 9 is applied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678389.1A CN114294233A (en) | 2021-12-31 | 2021-12-31 | Exhaust valve with stool structure and compressor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678389.1A CN114294233A (en) | 2021-12-31 | 2021-12-31 | Exhaust valve with stool structure and compressor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114294233A true CN114294233A (en) | 2022-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111678389.1A Pending CN114294233A (en) | 2021-12-31 | 2021-12-31 | Exhaust valve with stool structure and compressor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114294233A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB851504A (en) * | 1958-01-22 | 1960-10-19 | British Oxygen Gases Ltd | Non-return valve disc retaining cages |
| DE10310101B3 (en) * | 2003-03-06 | 2004-09-09 | Hübner GmbH | Seal for sealing the gap between a moving door and a fixed sealing plane, e.g. on a vehicle body, comprises a sealing body having two V-shaped sealing lips which lie on the sealing plane when the door leaf is closed to form a hollow chamber |
| DE102011088214A1 (en) * | 2011-12-12 | 2013-06-13 | Schaeffler Technologies AG & Co. KG | Hydraulic automatic tightener for combustion engine, has pressure relief valve that is designed as poppet valve with cup springs clamped between pressure chamber and movable valve plate to control limiting pressure |
| DE102012208436A1 (en) * | 2012-05-21 | 2013-11-21 | BSH Bosch und Siemens Hausgeräte GmbH | Sealing device for sealing front flange of muffle of baking oven with pyrolysis function, has sealing part connected with sealing part, and including inorganic heat insulating material containing pyrogenic or high dispersive silica |
| CN203963131U (en) * | 2014-07-25 | 2014-11-26 | 安徽奥特佳科技发展有限公司 | Axial flow dynamic formula refrigerating circuit one-way valve |
| US20160297296A1 (en) * | 2013-12-09 | 2016-10-13 | Raval A.C.S. Ltd. | Draining device |
| US20190383407A1 (en) * | 2018-06-14 | 2019-12-19 | Titan Flow Control, Inc. | Insert check valves and methods |
| CN112032045A (en) * | 2020-08-12 | 2020-12-04 | 广州万宝集团压缩机有限公司 | Vortex self-adaptive backpressure structure, compressor and temperature regulating equipment |
-
2021
- 2021-12-31 CN CN202111678389.1A patent/CN114294233A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB851504A (en) * | 1958-01-22 | 1960-10-19 | British Oxygen Gases Ltd | Non-return valve disc retaining cages |
| DE10310101B3 (en) * | 2003-03-06 | 2004-09-09 | Hübner GmbH | Seal for sealing the gap between a moving door and a fixed sealing plane, e.g. on a vehicle body, comprises a sealing body having two V-shaped sealing lips which lie on the sealing plane when the door leaf is closed to form a hollow chamber |
| DE102011088214A1 (en) * | 2011-12-12 | 2013-06-13 | Schaeffler Technologies AG & Co. KG | Hydraulic automatic tightener for combustion engine, has pressure relief valve that is designed as poppet valve with cup springs clamped between pressure chamber and movable valve plate to control limiting pressure |
| DE102012208436A1 (en) * | 2012-05-21 | 2013-11-21 | BSH Bosch und Siemens Hausgeräte GmbH | Sealing device for sealing front flange of muffle of baking oven with pyrolysis function, has sealing part connected with sealing part, and including inorganic heat insulating material containing pyrogenic or high dispersive silica |
| US20160297296A1 (en) * | 2013-12-09 | 2016-10-13 | Raval A.C.S. Ltd. | Draining device |
| CN203963131U (en) * | 2014-07-25 | 2014-11-26 | 安徽奥特佳科技发展有限公司 | Axial flow dynamic formula refrigerating circuit one-way valve |
| US20190383407A1 (en) * | 2018-06-14 | 2019-12-19 | Titan Flow Control, Inc. | Insert check valves and methods |
| CN112032045A (en) * | 2020-08-12 | 2020-12-04 | 广州万宝集团压缩机有限公司 | Vortex self-adaptive backpressure structure, compressor and temperature regulating equipment |
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| PB01 | Publication | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Luo Yuehua Inventor before: Luo Yuehua Inventor before: Zhan Honghong Inventor before: Wang Mingjun |
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| CB03 | Change of inventor or designer information |