CN113757082B - Exhaust valve components, compressors and air conditioners - Google Patents
Exhaust valve components, compressors and air conditioners Download PDFInfo
- Publication number
- CN113757082B CN113757082B CN202111236173.XA CN202111236173A CN113757082B CN 113757082 B CN113757082 B CN 113757082B CN 202111236173 A CN202111236173 A CN 202111236173A CN 113757082 B CN113757082 B CN 113757082B
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- 230000009467 reduction Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000000670 limiting effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/102—Adaptations or arrangements of distribution members the members being disc valves
- F04B39/1033—Adaptations or arrangements of distribution members the members being disc valves annular disc valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Valves (AREA)
- Compressor (AREA)
Abstract
The application provides an exhaust valve assembly, a compressor and an air conditioner. This discharge valve subassembly includes flange (1) and exhaust valve group, be provided with disk seat (2) on flange (1), be provided with gas vent (3) on disk seat (2), the exhaust valve group includes mount pad (4), elastic component (5) and valve block (6), mount pad (4) are installed on flange (1), valve block (6) are located between gas vent (3) and elastic component (5), the one end butt of elastic component (5) is on valve block (6), the other end butt is on mount pad (4), the one end of mount pad (4) orientation gas vent (3) is provided with two at least bellying (7), at least two bellying (7) are arranged along the circumference interval of mount pad (4), valve block (6) are at the direction space internal motion that bellying (7) formed. According to the exhaust valve assembly, the area of an airflow passage can be enlarged, the fluid resistance is reduced, the exhaust loss is reduced, and the performance of the compressor is improved.
Description
Technical Field
The application relates to the technical field of compressors, in particular to an exhaust valve assembly, a compressor and an air conditioner.
Background
An end seal assembly is disclosed in the related art and includes an end seal and an exhaust valve. The end seal piece is provided with a mounting hole, the bottom of the mounting hole is provided with an exhaust port, the exhaust valve comprises a lift limiter, an exhaust valve plate and an elastic piece, the mounting hole is a round hole with internal threads, the outer peripheral surface of the lift limiter is provided with external threads matched with the internal threads, the lift limiter is connected with the mounting hole through threads, the elastic piece is arranged in a containing cavity of the lift limiter, one end of the elastic piece is in bottom contact with the containing cavity of the lift limiter, and the other end of the elastic piece is in contact with the valve plate to push the exhaust valve plate to be closed.
However, in the end seal assembly, in order to ensure the threaded assembly effect between the lift limiter and the mounting hole, the matching area of the threaded wall must be large enough, and because the blocking area of the threaded wall is large, the airflow passage has only side through holes, the area of the side through holes is limited, the flow area is small, so that the exhaust loss is large, and the performance of the compressor is reduced.
Disclosure of Invention
Therefore, the technical problem to be solved by the application is to provide an exhaust valve assembly, a compressor and an air conditioner, which can enlarge the flow passage area of air flow, reduce the fluid resistance, reduce the exhaust loss and improve the performance of the compressor.
In order to solve the problems, the application provides an exhaust valve assembly, which comprises a flange and an exhaust valve group, wherein a valve seat is arranged on the flange, an exhaust port is arranged on the valve seat, the exhaust valve group comprises a mounting seat, an elastic piece and a valve plate, the mounting seat is arranged on the flange, the valve plate is positioned between the exhaust port and the elastic piece, one end of the elastic piece is abutted against the valve plate, the other end of the elastic piece is abutted against the mounting seat, at least two protruding parts are arranged at one end, facing the exhaust port, of the mounting seat, at least two protruding parts are distributed at intervals along the circumferential direction of the mounting seat, and the valve plate moves in a guide space formed by the protruding parts.
Preferably, one end of the mounting seat, which is far away from the exhaust port, is connected with a mounting plate, a mounting groove is formed in the flange, the mounting plate is mounted in the mounting groove, and the mounting seat is fixed on the mounting plate.
Preferably, the bottom of the mounting groove is provided with a screw hole, the mounting plate is provided with a mounting hole, and the screw is mounted in the screw hole through the mounting hole and fixes the mounting plate in the mounting groove.
Preferably, the mounting plate is integrally formed with the mounting base.
Preferably, the width of the mounting groove is B, the width of the mounting plate is B, the diameter of the valve plate is D2, the diameter of the exhaust port is D1, (B-B)/2- (D2-D1)/2 is more than or equal to 0.5mm.
Preferably, the mounting seat comprises a sleeve with one closed end, the protruding part is arranged on the end face of the opening end of the sleeve, and the elastic piece is abutted on the sealing cover of the sleeve.
Preferably, the projection and the sleeve form a stop step at the connection point for stopping the movement of the valve plate.
Preferably, in the cross section of the sleeve, the inner peripheral surfaces of the protruding portions are located on the same circle, and the valve plate is located in the circumference surrounded by the protruding portions.
Preferably, the sleeve has an inner diameter D and the boss has an inner diameter D, D > D.
Preferably, the axial height of the protruding part is H, the diameter of the exhaust port is D1, and D1 is more than or equal to H and more than or equal to D1/4.
Preferably, the boss is provided with a vibration damping groove and/or chamfer.
Preferably, the damping groove and/or chamfer is provided on the peripheral wall of the boss.
Preferably, the vibration damping groove extends in the circumferential direction or in the axial direction of the boss.
According to another aspect of the present application, there is provided a compressor including a discharge valve assembly, which is the discharge valve assembly described above.
According to another aspect of the present application, there is provided an air conditioner including a discharge valve assembly, which is the above-mentioned discharge valve assembly.
The exhaust valve assembly comprises a flange and an exhaust valve group, wherein a valve seat is arranged on the flange, an exhaust port is arranged on the valve seat, the exhaust valve group comprises a mounting seat, an elastic piece and a valve plate, the mounting seat is arranged on the flange, the valve plate is positioned between the exhaust port and the elastic piece, one end of the elastic piece is abutted against the valve plate, the other end of the elastic piece is abutted against the mounting seat, at least two protruding parts are arranged at one end, facing the exhaust port, of the mounting seat, at least two protruding parts are distributed at intervals along the circumferential direction of the mounting seat, and the valve plate moves in a guide space formed by the protruding parts. This discharge valve subassembly sets up the bellying near the one end of gas vent at the mount pad, can utilize the bellying to form spacingly to the valve block on the one hand for the valve block can not receive the air current influence and lead to the skew when carrying out reciprocating motion, and valve block stability is high, and sealing performance is good, on the other hand because the bellying is only used for spacing the valve block, consequently blocks the area less, and the hindrance to the air current is less on the circumference air flue behind the valve block is opened, consequently can make the air current passageway have great flow area, and fluid resistance is little, and exhaust loss is little, can effectively improve the compressor performance.
Drawings
FIG. 1 is a schematic illustration of an exploded construction of a vent valve assembly according to one embodiment of the application;
FIG. 2 is a schematic cross-sectional view of an exhaust valve assembly according to one embodiment of the present application;
fig. 3 is an enlarged schematic view of the structure at P of fig. 2;
FIG. 4 is a schematic view of a valve plate structure of an exhaust valve assembly according to an embodiment of the present application;
FIG. 5 is a schematic perspective view of a flange of an exhaust valve assembly according to one embodiment of the present application;
FIG. 6 is a schematic view of the flange of the vent valve assembly according to one embodiment of the application;
FIG. 7 is a schematic cross-sectional view of a flange of a vent valve assembly according to one embodiment of the application;
FIG. 8 is a schematic perspective view of a mounting base of an exhaust valve assembly according to one embodiment of the present application;
FIG. 9 is a schematic view of the mounting base of the vent valve assembly according to one embodiment of the application;
FIG. 10 is a schematic view of the mounting base of the vent valve assembly according to one embodiment of the application;
FIG. 11 is a schematic view of the structure of a vibration reduction groove of an exhaust valve assembly according to one embodiment of the present application;
FIG. 12 is a schematic view of the structure of a vibration reduction groove of an exhaust valve assembly according to one embodiment of the present application;
Fig. 13 is a schematic view illustrating a structure of a vibration reduction groove of an exhaust valve assembly according to an embodiment of the present application.
The reference numerals are expressed as:
1. The valve comprises a flange, 2, a valve seat, 3, an exhaust port, 4, a mounting seat, 5, an elastic piece, 6, a valve plate, 7, a protruding part, 8, a mounting plate, 9, a mounting groove, 10, a screw hole, 11, a mounting hole, 12, a vibration reduction groove, 13, a screw, 14 and a chamfer.
Detailed Description
Referring to fig. 1 to 13 in combination, according to an embodiment of the present application, an exhaust valve assembly includes a flange 1 and an exhaust valve group, a valve seat 2 is provided on the flange 1, an exhaust port 3 is provided on the valve seat 2, the exhaust valve group includes a mounting seat 4, an elastic member 5 and a valve plate 6, the mounting seat 4 is mounted on the flange 1, the valve plate 6 is located between the exhaust port 3 and the elastic member 5, one end of the elastic member 5 abuts against the valve plate 6, the other end abuts against the mounting seat 4, one end of the mounting seat 4 facing the exhaust port 3 is provided with at least two protrusions 7, the at least two protrusions 7 are arranged along the circumferential direction of the mounting seat 4 at intervals, and the valve plate 6 moves in a guide space formed by the protrusions 7.
This discharge valve subassembly sets up bellying 7 near the one end of gas vent 3 at mount pad 4, can utilize bellying 7 to form spacingly to valve block 6 on the one hand for valve block 6 can not receive the air current influence and lead to the skew when carrying out reciprocating motion, and valve block 6 stability is high, and sealing performance is good, on the other hand because bellying 7 is only used for spacing valve block 6, consequently blocks the area less, and the hindrance to the air current is less on the circumference air flue behind valve block 6 is opened, consequently can make the air current flow channel have great flow area, and fluid resistance is little, and exhaust loss is little, can effectively improve the compressor performance.
In this embodiment, the circumference air flue on the disk seat 2 is arc air flue, and the width of arc air flue is slightly greater than the diameter of mount pad 4, can reduce the installation degree of difficulty of mount pad 4, and bellying 7 can be close to the arc air flue lateral wall setting on the disk seat 2 to make bellying 7 avoid the runner of the length direction of arc air flue as far as possible, can reduce bellying 7 to the influence of air current flow as far as possible, reduce air current resistance, reduce exhaust loss.
The protruding portion 7 and the mounting seat 4 can be integrated into one piece, for example can directly process protruding portion 7 on the mounting seat 4 for the structural consistency of mounting seat 4 and protruding portion 7 is good, and structural strength is better, can reduce the connection degree of difficulty of protruding portion 7 and mounting seat 4 simultaneously.
In one embodiment, a mounting plate 8 is connected to one end of the mounting seat 4 away from the exhaust port 3, a mounting groove 9 is provided on the flange 1, the mounting plate 8 is mounted in the mounting groove 9, and the mounting seat 4 is fixed on the mounting plate 8.
In this embodiment, the mounting plate 8 is directly mounted in the mounting groove 9, and the end extending into the arc-shaped air passage is a cantilever end, and the mounting seat 4 is connected to the cantilever end. Because the levelness of the mounting plate 8 is directly determined by the mounting groove 9, only plane contact between the mounting plate 8 and the mounting groove 9 is required, and the mounting groove 9 is a horizontal bottom surface, at this time, the verticality of the mounting seat 4 can be ensured only by mutually perpendicular the mounting plate 8 and the mounting seat 4, so that the verticality between the guide hole used for guiding the valve plate 6 in the mounting seat 4 and the valve plate 6 is ensured, and the valve plate 6 is ensured not to incline in the axial reciprocating motion process, and the reliability is higher.
In one embodiment, screw holes 10 are provided at the bottom of the mounting groove 9, mounting holes 11 are provided on the mounting plate 8, and screws 13 are installed in the screw holes 10 through the mounting holes 11 and fix the mounting plate 8 in the mounting groove 9. In this embodiment, since the levelness of the mounting plate 8 is ensured by the mounting groove 9, the screw 13 only plays a fixed role here, so long as the mounting plate 8 can be ensured to be pressed and attached to the mounting groove 9, the levelness of the mounting plate 8 can be ensured, the precision requirement on the screw hole 10 is low, and the problem that the perpendicularity of the guide hole in the mounting seat is difficult to ensure due to the fact that the fit clearance exists in the screw hole 10 is also effectively avoided.
In one embodiment, the mounting plate 8 and the mounting seat 4 are integrally formed, so that direct machining and forming are facilitated, and perpendicularity between the mounting plate 8 and the mounting seat 4 is ensured more conveniently, and perpendicularity of the mounting seat 4 is ensured more effectively through levelness of the mounting plate 8. In addition, because mount pad 4 sets up the cantilever end at mounting panel 8, is equivalent to the unsettled setting of mount pad 4, consequently only need process the installation face of mounting panel 8 on the flange, install fixedly to mount pad 4 through the integrated design of mounting panel 8 and mount pad 4, need not to set up the screw thread on disk seat 2, processing is simple, and the technology cost is lower.
In one embodiment, the width of the mounting groove 9 is B, the width of the mounting plate 8 is B, the diameter of the valve plate 6 is D2, the diameter of the exhaust port 3 is D1, (B-B)/2- (D2-D1)/2 is more than or equal to 0.5mm, so that the mounting precision between the mounting plate 8 and the mounting groove 9 can be utilized to ensure the mounting precision of the valve plate 6 and the tightness of the exhaust port 3.
In one embodiment, the mounting seat 4 comprises a sleeve with one closed end, the protruding part 7 is arranged on the end face of the opening end of the sleeve, and the elastic piece 5 is abutted on the sealing cover of the sleeve. In this embodiment, mount pad 4 is one end open-ended sleeve structure, and bellying 7 forms the jack catch structure at telescopic open end, and telescopic hole forms the mounting hole of installation elastic component 5, and the closing cap plays the backstop effect to elastic component 5 for elastic component 5's the other end can elasticity compress tightly on valve block 6, makes valve block 6 compress tightly on gas vent 3 through elastic component 5, plays effectual sealed effect. The number of the clamping jaws is at least two, so that the circumferential limit of the valve plate 6 is ensured. As a preferred embodiment, the number of the clamping claws is three, so that a more effective circumferential limiting effect can be achieved on the valve plate 6, the valve plate 6 is placed to incline, and the reliability of the movement of the valve plate 6 is improved.
In one embodiment, the projection 7 forms a stop step with the sleeve at the connection point, which stops the movement position of the valve plate 6. In this embodiment, the valve plate 6 moves in the guide space defined by the boss 7, the exhaust port 3 is opened upwards under the action of the exhaust pressure at the exhaust port 3, and when the valve plate 6 moves upwards to the position where the stop step is located, the valve plate 6 is stopped by the stop step and does not move upwards any more, so that the movement distance of the valve plate 6 is defined, and the noise generated when the valve plate 6 covers the exhaust port 3 under the action of the elastic member 5 is reduced.
In one embodiment, the inner circumference of each boss 7 is located on the same circle, and the valve plate 6 is located within the circumference enclosed by the bosses 7, in the cross section of the sleeve. Because the valve plate 6 is of a circular sheet structure, the inner peripheral surfaces of the protruding parts 7 are positioned on the same cylindrical surface, so that the valve plate 6 and the protruding parts 7 are matched, and the guiding and limiting effects of the guiding space formed by the protruding parts 7 on the valve plate 6 in the moving process are guaranteed. In this embodiment, the diameter of the valve plate 6 is slightly smaller than the diameter of the cylindrical guiding space surrounded by the protruding portion 7, so that the valve plate 6 is prevented from receiving larger friction resistance in the moving process, meanwhile, the valve plate 6 is also effectively prevented from tilting in the moving process due to overlarge gap, and the stability of the valve plate 6 in the moving process is ensured.
In one embodiment, the sleeve has an inner diameter D and the boss 7 has an inner diameter D, D > D.
In one embodiment, the axial height of the boss 7 is H, the diameter of the exhaust port 3 is D1, and D1 is greater than or equal to H and greater than or equal to D1/4. When the pressure of the refrigerant in the working cavity reaches a threshold value along with the operation of the compressor, the refrigerant overcomes the back pressure of the valve plate 6 and the resultant force of the springs, the valve plate 6 is opened, and the exhaust process is started, in the process, the upper dead point of the valve plate 6 along the axial direction is a stop step formed by the mounting seat 4 and the protruding part 7, at the moment, the movement stroke of the valve plate 6 is H, namely the lift of the valve plate, and the H is related to the diameter D1 of the exhaust port, wherein the D1 is more than or equal to H and more than or equal to D1/4, so that the exhaust smoothness is ensured. With the continued operation of the compressor, the refrigerant in the working cavity is gradually discharged, and the valve plate is closed under the action of the back pressure and the elastic piece, so that the exhaust process is completed.
In one embodiment, the boss 7 is provided with a vibration reduction groove 12 and/or a chamfer 14, which can increase the flexibility of the boss 7, reduce vibration and impact transmitted to the boss 7 when the valve plate 6 is opened, and reduce noise vibration of the whole compressor, wherein the vibration reduction groove 12 and the chamfer 14 have various forms.
In one embodiment, the damping groove 12 and/or chamfer 14 is provided on the peripheral wall of the boss 7.
In one embodiment, the vibration damping groove 12 extends in the circumferential direction or in the axial direction of the boss 7.
The cross-sectional shape of the vibration damping groove 12 may be triangular, rectangular, trapezoidal, arc-shaped, etc., and the chamfer 14 may be a round chamfer, a straight chamfer, etc.
In the application, the mounting plate 8 is connected with the flange 1 through the screw 13, the mounting precision of the mounting plate 8 is ensured by the width of the mounting groove 9 and the width of the mounting plate 8, the running of the valve plate 6 is restrained by the guide hole formed by the bulge 7, and the mounting precision and the reliability of movement of the valve system are ensured. The mount pad is close to the lower extreme of gas vent 3 and includes multistage bellying 7 that set up along circumference interval, and exhaust circumference area is big, and the disk seat 2 of flange 1 does not rely on the side through-hole simultaneously, and circumference does not have the air current and blocks the structure, and whole valve system exhaust area is big, and compressor exhaust loss is little, improves the compressor performance. Meanwhile, the mounting plate 8 and the mounting seat 4 are integrally designed, and compared with the scheme of machining threads on the periphery of the limiting block in the related art, the method has the advantages of simple part machining process and low cost.
According to an embodiment of the present application, a compressor includes a discharge valve assembly, which is the discharge valve assembly described above.
According to an embodiment of the present application, an air conditioner includes a discharge valve assembly, which is the discharge valve assembly described above.
It will be readily appreciated by those skilled in the art that the above advantageous ways can be freely combined and superimposed without conflict.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application. The foregoing is merely a preferred embodiment of the present application, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present application, and these modifications and variations should also be regarded as the scope of the application.
Claims (13)
1. The exhaust valve assembly is characterized by comprising a flange (1) and an exhaust valve group, wherein a valve seat (2) is arranged on the flange (1), an exhaust port (3) is arranged on the valve seat (2), the exhaust valve group comprises a mounting seat (4), an elastic piece (5) and a valve plate (6), the mounting seat (4) is arranged on the flange (1), the valve plate (6) is positioned between the exhaust port (3) and the elastic piece (5), one end of the elastic piece (5) is abutted on the valve plate (6), the other end of the elastic piece is abutted on the mounting seat (4), at least two protruding portions (7) are arranged at one end of the mounting seat (4) towards the exhaust port (3), the at least two protruding portions (7) are distributed along the circumferential interval of the mounting seat (4), the valve plate (6) moves in a guide space formed by the protruding portions (7), a vibration reduction groove (12) and/or a chamfer (14) is arranged on the protruding portions (7), the mounting seat (4) comprises a sleeve body, and the sleeve body (7) is abutted against the end face of the sleeve body, and the sleeve body is abutted against the end face of the sleeve body.
2. The exhaust valve assembly according to claim 1, characterized in that one end of the mounting seat (4) away from the exhaust port (3) is connected with a mounting plate (8), a mounting groove (9) is arranged on the flange (1), the mounting plate (8) is mounted in the mounting groove (9), and the mounting seat (4) is fixed on the mounting plate (8).
3. The vent valve assembly according to claim 2, wherein a screw hole (10) is provided at the bottom of the mounting groove (9), a mounting hole (11) is provided on the mounting plate (8), and a screw (13) is installed in the screw hole (10) through the mounting hole (11) and fixes the mounting plate (8) in the mounting groove (9).
4. A vent valve assembly according to claim 2, wherein the mounting plate (8) is integrally formed with the mounting seat (4).
5. A vent valve assembly according to claim 3, wherein the mounting groove (9) has a width B, the mounting plate (8) has a width B, the valve plate (6) has a diameter D2, the vent port (3) has a diameter D1, (B-B)/2- (D2-D1)/2 is ≡0.5mm.
6. A vent valve assembly according to claim 1, wherein the boss (7) and the sleeve form a stop step at the connection location that stops the movement location of the valve plate (6).
7. A vent valve assembly in accordance with claim 6, wherein the inner peripheral surface of each boss (7) is located on the same circle in the cross section of the sleeve, and the valve plate (6) is located within the circumference enclosed by the bosses (7).
8. A vent valve assembly according to claim 7, wherein the sleeve has an inner diameter D and the boss (7) has an inner diameter D, D > D.
9. The exhaust valve assembly according to claim 1, characterized in that the axial height of the boss (7) is H, the diameter of the exhaust port (3) is D1, d1.gtoreq.h.gtoreq.d1/4.
10. The exhaust valve assembly according to claim 1, characterized in that the damping groove (12) and/or chamfer (14) are provided on the peripheral wall of the boss (7).
11. A vent valve assembly according to claim 10, wherein the vibration reduction groove (12) extends circumferentially or axially of the boss (7).
12. A compressor comprising a discharge valve assembly according to any one of claims 1 to 11.
13. An air conditioner comprising a vent valve assembly according to any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111236173.XA CN113757082B (en) | 2021-10-22 | 2021-10-22 | Exhaust valve components, compressors and air conditioners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111236173.XA CN113757082B (en) | 2021-10-22 | 2021-10-22 | Exhaust valve components, compressors and air conditioners |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113757082A CN113757082A (en) | 2021-12-07 |
| CN113757082B true CN113757082B (en) | 2025-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111236173.XA Active CN113757082B (en) | 2021-10-22 | 2021-10-22 | Exhaust valve components, compressors and air conditioners |
Country Status (1)
| Country | Link |
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| CN (1) | CN113757082B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119572495A (en) * | 2024-12-05 | 2025-03-07 | 珠海凌达压缩机有限公司 | Exhaust check assembly, static disc assembly and compressor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1334405A (en) * | 2000-07-26 | 2002-02-06 | 株式会社日立制作所 | Compressor |
| CN203362494U (en) * | 2013-02-25 | 2013-12-25 | 三一汽车制造有限公司 | Non-return valve, water distribution valve including non-return valve, and water pump device |
| CN216111190U (en) * | 2021-10-22 | 2022-03-22 | 珠海格力电器股份有限公司 | Exhaust valve assembly, compressor and air conditioner |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000346241A (en) * | 1999-06-07 | 2000-12-15 | Toyota Autom Loom Works Ltd | Check valve |
| KR20180076113A (en) * | 2016-12-27 | 2018-07-05 | 동일기계공업 주식회사 | One way valve apparatus |
| JP6892042B1 (en) * | 2019-11-05 | 2021-06-18 | 三菱電機株式会社 | Compressor |
| CN211230772U (en) * | 2020-01-03 | 2020-08-11 | 重庆建设车用空调器有限责任公司 | Integrated exhaust check valve of air conditioner compressor for vehicle |
-
2021
- 2021-10-22 CN CN202111236173.XA patent/CN113757082B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1334405A (en) * | 2000-07-26 | 2002-02-06 | 株式会社日立制作所 | Compressor |
| CN203362494U (en) * | 2013-02-25 | 2013-12-25 | 三一汽车制造有限公司 | Non-return valve, water distribution valve including non-return valve, and water pump device |
| CN216111190U (en) * | 2021-10-22 | 2022-03-22 | 珠海格力电器股份有限公司 | Exhaust valve assembly, compressor and air conditioner |
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| CN113757082A (en) | 2021-12-07 |
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