CN109441772B - Valve plate combination of refrigeration compressor - Google Patents
Valve plate combination of refrigeration compressor Download PDFInfo
- Publication number
- CN109441772B CN109441772B CN201811556460.7A CN201811556460A CN109441772B CN 109441772 B CN109441772 B CN 109441772B CN 201811556460 A CN201811556460 A CN 201811556460A CN 109441772 B CN109441772 B CN 109441772B
- Authority
- CN
- China
- Prior art keywords
- groove
- tail
- valve plate
- plate
- horizontal
- 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.)
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Links
- 238000005057 refrigeration Methods 0.000 title claims abstract description 19
- 210000002105 tongue Anatomy 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000007547 defect Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 10
- 235000014676 Phragmites communis Nutrition 0.000 description 9
- 238000000034 method Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000007789 sealing 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a valve plate combination of a refrigeration compressor, which relates to a refrigeration compressor accessory, and comprises a valve plate, a limiting plate and a valve plate, wherein the valve plate is specifically composed of two tongues and a tail plate, the limiting plate is specifically composed of a tail part corresponding to the tail plate and two wing parts corresponding to the two tongues, one ends of the two wing parts are respectively connected with the tail part, the other ends of the two wing parts are respectively tilted, the tilting end of each wing part is connected with an extension part, the extension part is specifically composed of an inclined part and a horizontal part, the top end of the inclined part is connected with the tilting end of the wing part, the other end of the inclined part is connected with one end of the horizontal part, the edges of the horizontal part and the edges of the tail part are all round corners, a first groove corresponding to the tail part is formed in the top of the valve plate, a second groove corresponding to the two tongues is formed in the top of the valve plate, and a third groove corresponding to the horizontal part is formed in the top of the valve plate; the invention can effectively avoid the defect of the traditional screw mounting limiting plate, reduce the mounting difficulty and prolong the service life of the equipment.
Description
Technical Field
The invention relates to the technical field of refrigeration compressor accessory equipment, in particular to a limiting plate of a valve plate.
Background
The exhaust valve block of the refrigeration compressor is one of key components in the compressor, which is arranged on the valve plate, because the exhaust valve block is limited by the height in the opening process, if the opening degree is too high, the exhaust valve block is broken too early, the service life of the compressor is greatly reduced, and a limiting device is arranged behind the exhaust valve block to limit the opening height, the device is a valve block limiting plate, and the limiting plate is fixed on the valve plate by a screw, so that the installation is inconvenient, time and labor are wasted, and the screw is loosened and fails due to vibration when the compressor operates; on the other hand, the air conditioner compressor with a little larger refrigerating capacity is also larger in the exhaust port, and the tongue of a single exhaust valve plate is correspondingly larger, so that the sealing property between the tongue of the exhaust valve plate and the valve plate is not good enough due to higher pressure of the refrigerant during exhaust, more than two exhaust valve plates are needed, and more than two limiting plates are arranged on each valve plate, so that the installation is inconvenient.
Therefore, how to solve the defects of the prior art is a problem which needs to be solved rapidly.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a valve plate combination of a refrigeration compressor, so as to solve the technical problems of inconvenient screw connection, easy damage and the like in the prior art.
The invention is realized by the following technical scheme:
the invention provides a valve plate combination of a refrigeration compressor, which comprises a valve plate, a limiting plate and a valve plate, wherein the valve plate is specifically composed of two tongues and a tail plate, the limiting plate is specifically composed of a tail part corresponding to the tail plate and two wing parts corresponding to the two tongues, one ends of the two wing parts are respectively connected with the tail part, the other ends of the two wing parts are respectively tilted, the tilted end of each wing part is respectively connected with an elongated part, the elongated part is specifically composed of an inclined part and a horizontal part, the top end of the inclined part is connected with the tilted end of the wing part, the other end of the inclined part is connected with one end of the horizontal part, the bottom of one end of the horizontal part, which is far away from the inclined part, is a horizontal plane, the horizontal plane is the same as the horizontal plane where the bottom of the tail part is located, the edges of the horizontal part and the edges of the tail part are respectively arranged in a round angle, the top of the valve plate is provided with a first groove corresponding to the tail part, the top of the valve plate is also provided with a second groove corresponding to the two tongues, the top of the valve plate is provided with a third groove corresponding to the first groove, the third groove and the third groove is correspondingly communicated with the third groove, and the third groove is respectively provided with the horizontal groove.
Further, the two tongue springs are arranged on the same side of the tail plate and symmetrically arranged with respect to the center of the tail plate to form a pi shape, the tail plate is arranged in the first groove, the two tongue springs are arranged in the second groove, and the tail plate cannot penetrate through the joint of the first groove and the second groove to enter the second groove.
Further, two exhaust holes penetrating through the valve plate and corresponding to the two tongue springs are formed in the second groove.
Further, one end of each reed far away from the tail plate can effectively seal the exhaust hole corresponding to the reed.
Further, two air inlets penetrating through the valve plate are formed in the top of the valve plate.
Further, the side walls of the first groove, the second groove and the third groove are vertical walls.
Further, four footsteps at the top of the valve plate are provided with mounting holes penetrating through the valve plate.
Further, the tail part is arranged at the top of the tail plate and is clamped in the first groove, and the two horizontal parts are respectively clamped in the corresponding third grooves and are in interference fit with each other.
Compared with the prior art, the invention has the following advantages: the invention provides a valve plate combination of a refrigeration compressor, which avoids the defect that the valve plate combination is easy to fall off and damage in operation when the traditional valve plate combination is fixed by adopting screws through the arrangement of the lengthening part and the plurality of grooves, and the whole limiting plate can be clamped in the grooves on the valve plate through the arrangement of the tail part, the inclined part and the horizontal part, thereby avoiding the defect that the limiting plate is connected with the valve plate only by the screws, and reducing the number of parts of the whole compressor of the equipment after the screws are omitted; by the arrangement of the fillets, equipment is convenient to install, and the installation difficulty is reduced; the defect that a plurality of valve plates need a plurality of limiting plates can be effectively avoided through the arrangement of the plurality of fin portions, and when each fin portion corresponds to one lengthening portion, the whole limiting plates can be clamped and installed through the matching of the plurality of lengthening portions and the tail portion, so that the equipment stability is greatly improved.
Drawings
FIG. 1 is a top view of a valve plate in a valve plate assembly of a refrigeration compressor in accordance with the present invention;
FIG. 2 is a top view of a limiting plate in a combination of valve plates of a refrigeration compressor in accordance with the present invention;
FIG. 3 is a side wall view of a limiting plate in a combination of valve plates of a refrigeration compressor in accordance with the present invention;
FIG. 4 is a top view of a valve plate in a combination of valve plates for a refrigerant compressor in accordance with the present invention;
fig. 5 is a top view of a combination of components of a valve plate assembly for a refrigeration compressor in accordance with the present invention.
In the figure: 1. a tongue; 2. a tail plate; 3. tail part; 4. a fin; 5. an inclined portion; 6. a horizontal portion; 7. a first groove; 8. a second groove; 9. a third groove; 10. an exhaust hole; 11. an air inlet hole; 12. a mounting hole; 13. a valve plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, an embodiment of the present invention is provided: the valve plate combination of the refrigeration compressor comprises a valve plate, a limiting plate and a valve plate 13, wherein the valve plate is specifically composed of two tongues 1 and a tail plate 2, the limiting plate is specifically composed of a tail 3 corresponding to the tail plate 2 and two wing parts 4 corresponding to the two tongues 1, one ends of the two wing parts 4 are respectively connected with the tail 3, and the other ends of the two wing parts are all tilted;
the space between the horizontal plane where the bottom of the tail part 3 is positioned and the curved surface where the bottom of the wing part 4 is positioned forms the movable space of the reed 1 and limits the movement range of the reed;
preferably, in this embodiment, the raising end of each fin 4 is connected with an extension portion, and the extension portion specifically comprises an inclined portion 5 and a horizontal portion 6, the top end of the inclined portion 5 is connected with the raising end of the fin 4, the other end of the inclined portion is connected with one end of the horizontal portion 6, the bottom of the end of the horizontal portion 6 away from the inclined portion 5 is a horizontal plane, and the horizontal plane is the same as the horizontal plane where the bottom of the tail 3 is located;
through the arrangement, the bottom end of the limiting plate (namely the horizontal plane where the bottom end of the tail part 3 is positioned and the horizontal plane where the bottom end of the horizontal part 6 is positioned) can be tightly attached to the valve plate 13, so that the equipment is convenient to install and assemble;
the edges of the horizontal part 6 and the edges of the tail part 3 are rounded angles, a first groove 7 corresponding to the tail part 3 is formed in the top of the valve plate 13, a second groove 8 corresponding to the two tongues 1 is formed in the top of the valve plate 13, a third groove 9 corresponding to the horizontal part 6 is formed in the top of the valve plate 13, each third groove 9 can be in interference fit with the corresponding horizontal part 6 respectively, and the first groove 7, the second groove 8 and the third groove 9 are mutually communicated;
through the setting of the fillet, the installation of the horizontal part 6 is convenient, and meanwhile, through the setting of the interference fit of the third groove 9 and the horizontal part 6 corresponding to the third groove, the limiting plate can be effectively clamped on the valve plate 13, and in the embodiment, the tail part 3 and the first groove 7 are also in interference fit, so that the tail part 3 and the first groove can be in close contact with each other, the stability of the device is further improved, and the defect of the traditional screw installation limiting plate is avoided;
preferably, in this embodiment, two tongues 1 are disposed on the same side of the tail plate 2 and symmetrically disposed about the center of the tail plate 2 to form pi, the tail plate 2 is disposed in the first groove 7, two tongues 1 are disposed in the second groove 8, and the tail plate 2 cannot pass through the junction of the first groove 7 and the second groove 8 to enter the second groove 8;
through the arrangement, the installation of equipment is convenient, and the valve plate cannot displace after being installed in the corresponding groove, so that the defect of moving the valve plate in the running process is avoided;
preferably, in this embodiment, two exhaust holes 10 penetrating the valve plate 13 and corresponding to the two tongues 1 are formed in the second groove 8;
namely, when the compressor is exhausted, the compressor is exhausted through the exhaust hole 10 and blows up the top reed 1, and the reed 1 reaches the upper limit and returns after touching the corresponding fin part 4 upwards;
preferably, in this embodiment, the end of each reed 1 far away from the tail plate 2 can effectively seal the exhaust hole 10 corresponding to the reed 1;
the vent hole 10 can be effectively closed by the arrangement of the reed 1;
preferably, in this embodiment, the top of the valve plate 13 is further provided with two air inlet holes 11 penetrating through the valve plate 13;
the compressor can be supplied with air through the air inlet hole 11;
preferably, in this embodiment, the side walls of the first groove 7, the second groove 8 and the third groove 9 are all vertical walls;
in the embodiment, the edges of the horizontal part 6 and the tail part 3 are rounded corners, the side walls connected with the edges are also vertical walls, and the side walls combined with the grooves are vertical walls, so that the contact surfaces of the horizontal part 6 and the corresponding grooves are vertical surfaces, and further the friction force between the horizontal part 6 and the corresponding grooves can be effectively increased, and the strength of the equipment after installation is improved; in order to further improve the installation strength, the tail part 3, the horizontal part 6 and the vertical wall of the groove can be rough surfaces, so that friction force can be increased conveniently, and the stability of the equipment after installation is improved;
preferably, in this embodiment, four steps on the top of the valve plate 13 are provided with a mounting hole 12 penetrating the valve plate 13.
The valve plate is convenient to install through the arrangement;
preferably, in this embodiment, the tail 3 is disposed at the top of the tail board 2 and is clamped in the first groove 7, and the two horizontal portions 6 are respectively clamped in the corresponding third grooves 9 and are in interference fit with each other, so as to complete the installation of the device.
Claims (6)
1. The valve plate combination of the refrigeration compressor comprises a valve plate, a limiting plate and a valve plate (13), and is characterized in that the valve plate is specifically composed of two tongues (1) and a tail plate (2), the limiting plate is specifically composed of a tail part (3) corresponding to the tail plate (2) and two wing parts (4) corresponding to the two tongues (1), one ends of the two wing parts (4) are respectively connected with the tail part (3), the other ends of the two wing parts are respectively tilted, the tilting end of each wing part (4) is connected with a lengthening part, the lengthening part is specifically composed of an inclined part (5) and a horizontal part (6), the top of the inclined part (5) is connected with the tilting end of the wing part (4), the other end of the inclined part is connected with one end of the horizontal part (6), the bottom of one end of the horizontal part (6) far away from the inclined part (5) is a horizontal plane, the horizontal plane and the bottom of the tail part (3) are the same horizontal plane, the edges of the horizontal part (6) and the edges of the tail part (3) are round angles, the top of the valve plate (13) is provided with a first groove (7) corresponding to the tail part (3), the top of the valve plate (13) is also provided with a second groove (8) corresponding to two tongue springs (1), the top of the valve plate (13) is also provided with third grooves (9) corresponding to the horizontal parts (6), each third groove (9) can be in interference fit with the corresponding horizontal part (6), and the first groove (7), the second groove (8) and the third groove (9) are mutually communicated;
the center of the side wall of the tail part, which is away from the wing part, is also provided with an outward protruding structure integrated with the tail part;
the side walls of the first groove (7), the second groove (8) and the third groove (9) are vertical walls;
four corners of the top of the valve plate (13) are respectively provided with a mounting hole (12) penetrating through the valve plate (13);
the tail part (3) is arranged at the top of the tail plate (2) and is clamped in the first groove (7), the side wall close to the fin part of the tail part is attached to the side wall close to the fin part of the first groove, the side wall away from the fin part is not contacted with the side wall away from the fin part of the first groove, and the end part of the outward protruding structure away from the tail part tightly abuts against the side wall away from the fin part of the first groove;
the two horizontal parts (6) are respectively clamped in the third grooves (9) corresponding to the horizontal parts and are in interference fit with each other.
2. A combination according to claim 1, characterized in that two tongues (1) are arranged on the same side of the tail plate (2) and symmetrically arranged with respect to the centre of the tail plate (2), forming a pi-shape, the tail plate (2) is arranged in the first groove (7), two tongues (1) are arranged in the second groove (8), and the tail plate (2) cannot enter the second groove (8) through the junction of the first groove (7) and the second groove (8).
3. A combination of valve plates for a refrigeration compressor according to claim 2, characterized in that said second recess (8) is internally provided with two exhaust holes (10) which penetrate said valve plate (13) and correspond to two said tongues (1).
4. A valve plate assembly for a refrigeration compressor according to claim 3, wherein each of said tongues (1) has an end remote from said tail plate (2) effective to seal said vent hole (10) corresponding thereto.
5. A combination of valve plates for a refrigeration compressor according to claim 4, characterized in that the top of said valve plate (13) is also provided with two air inlet holes (11) penetrating said valve plate (13).
6. A combination of valve plates for a refrigeration compressor as set forth in claim 5, wherein four steps at the top of said valve plate (13) are each provided with a mounting hole (12) penetrating said valve plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556460.7A CN109441772B (en) | 2018-12-19 | 2018-12-19 | Valve plate combination of refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556460.7A CN109441772B (en) | 2018-12-19 | 2018-12-19 | Valve plate combination of refrigeration compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109441772A CN109441772A (en) | 2019-03-08 |
| CN109441772B true CN109441772B (en) | 2024-03-22 |
Family
ID=65560051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811556460.7A Active CN109441772B (en) | 2018-12-19 | 2018-12-19 | Valve plate combination of refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441772B (en) |
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| JPH08261154A (en) * | 1995-03-22 | 1996-10-08 | Toyota Autom Loom Works Ltd | Piston type compressor |
| JP2000205161A (en) * | 1999-01-19 | 2000-07-25 | Seiko Seiki Co Ltd | Gas compressor |
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| CN209294004U (en) * | 2018-12-19 | 2019-08-23 | 合肥安信瑞德精密制造有限公司 | A kind of refrigeration compressor valve plate combination |
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| US7390176B2 (en) * | 2001-10-05 | 2008-06-24 | Carrier Corporation | Multi-port suction reed valve with optimized tips |
| US7802972B2 (en) * | 2005-04-20 | 2010-09-28 | Daikin Industries, Ltd. | Rotary type compressor |
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|---|---|---|---|---|
| JPH08261154A (en) * | 1995-03-22 | 1996-10-08 | Toyota Autom Loom Works Ltd | Piston type compressor |
| JP2000205161A (en) * | 1999-01-19 | 2000-07-25 | Seiko Seiki Co Ltd | Gas compressor |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109441772A (en) | 2019-03-08 |
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