CN112160896B - Annular suction valve plate of refrigeration compressor - Google Patents
Annular suction valve plate of refrigeration compressor Download PDFInfo
- Publication number
- CN112160896B CN112160896B CN202011002858.3A CN202011002858A CN112160896B CN 112160896 B CN112160896 B CN 112160896B CN 202011002858 A CN202011002858 A CN 202011002858A CN 112160896 B CN112160896 B CN 112160896B
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- arc
- reed
- circular valve
- valve plate
- bottom plate
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- 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
- F04B39/1073—Adaptations or arrangements of distribution members the members being reed valves
Abstract
The invention discloses an annular suction valve block of a refrigeration compressor, which comprises a circular valve block, wherein a concentric large through hole is formed in the circular valve block, an arc reed is arranged in the large through hole, the arc reed comprises an arc end, an arc arm and a reed bottom plate, the reed bottom plate and the circular valve block are connected into a whole, and mounting holes and small holes are formed in the reed bottom plate; according to the invention, the plurality of groups of arc-shaped tongue springs are arranged to balance the gas pressure born by the valve plates, and the arc-shaped tongue springs are directly arranged in the large through holes, so that the impact force of the gas pressure on the circular valve plates is reduced, the service life is prolonged, the bending force of the tongue springs is reduced, and the energy consumption is reduced.
Description
Technical Field
The invention relates to the technical field of suction valve plates, in particular to an annular suction valve plate of a refrigeration compressor.
Background
In an automotive air conditioning compressor, refrigerant gas is drawn into the compressor through a suction valve plate for suction and discharge. Fig. 4 is a schematic diagram of an existing annular suction valve block, including a circular valve block 1', a concentric through hole 2' is arranged in the middle of the circular valve block 1', a group of symmetrical tongues 3' are arranged on the outer ring of the circular valve block 1' located in the through hole 2', a tongue gap 4' is formed between the tongues 3' and the circular valve block 1', an annular strip 5' is formed between the tongue gap 4' and the through hole 2', an arc groove through hole 6' is further arranged on the outer side of the circular valve block 1' located in the through hole 2', and mounting holes 7' are formed between the arc groove through hole 6' and the tongue gap 4' and between the bottom ends of the tongues 3', and the annular suction valve block has unbalanced gas pressure and has great impact on the annular strip, thus reducing service life, and the existence of the annular strip increases bending force of the tongues and high energy consumption.
Disclosure of Invention
The invention mainly aims to provide the annular suction valve block of the refrigeration compressor, and by arranging a plurality of groups of arc-shaped tongue springs to balance the gas pressure born by the valve block, the arc-shaped tongue springs are directly arranged in the large through holes, so that the impact force of the gas pressure on the circular valve block is reduced, the service life is prolonged, the bending force of the tongue springs is reduced, the energy consumption is reduced, and the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the annular air suction valve plate of the refrigeration compressor comprises a circular valve plate, wherein a large concentric through hole is formed in the circular valve plate, an arc reed is arranged in the large through hole and comprises an arc end, an arc arm and a reed bottom plate, the reed bottom plate and the circular valve plate are connected into a whole, and the reed bottom plate is provided with mounting holes and small holes.
Preferably, the number of the arc-shaped tongue is at least three, and the arc-shaped tongue is arranged in an annular array.
Preferably, the arc reed is two-by-two symmetry setting when odd, wherein the symmetry sets up the reed film links as an organic whole with circular valve block after closing together, just mounting hole and little Kong Ge are as a whole, and more an arc reed links as an organic whole with circular valve block alone and is located between the arc end in circular valve block inboard and is equipped with the protruding arc piece of linking as an organic whole, set up the mounting hole on the protruding arc piece.
Preferably, the arc-shaped reed is arranged symmetrically in pairs when the number of the arc-shaped reed is even, wherein the symmetrically arranged reed bottom sheets are integrated with the circular valve plate into a whole, and the mounting holes and the small Kong Ge are integrated.
Preferably, the arc reed is characterized in that the arc ends are connected with the reed bottom pieces end to end, wherein each reed bottom piece is provided with a mounting hole and a small hole.
Preferably, a reed gap is formed between the arc reed and the circular valve plate.
Preferably, the connection part of the reed bottom piece and the circular valve plate is arc-shaped and is in smooth butt joint with the arc-shaped arm.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the plurality of groups of arc-shaped tongue springs are arranged to balance the gas pressure born by the valve plates, and the arc-shaped tongue springs are directly arranged in the large through holes, so that the impact force of the gas pressure on the circular valve plates is reduced, the service life is prolonged, the bending force of the tongue springs is reduced, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic diagram of an overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic view of a three-piece structure according to an embodiment of the present invention;
fig. 4 is a schematic diagram of the overall structure of a conventional annular suction valve plate.
In the figure: 1. a circular valve plate; 2. a large through hole; 3. arc tongue; 31. an arc end; 32. an arc arm; 33. a reed bottom piece; 4. a mounting hole; 5. a small hole; 6. a protruding arc piece; 7. reed slit.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1, the annular suction valve plate of the refrigeration compressor comprises a circular valve plate 1, a large concentric through hole 2 is arranged in the circular valve plate 1, an arc reed 3 is arranged in the large through hole 2, the arc reed 3 comprises an arc end 31, an arc arm 32 and a reed bottom plate 33, the reed bottom plate 33 and the circular valve plate 1 are connected into a whole, the reed bottom plate 33 is provided with mounting holes 4 and small holes 5, the arc reed 3 is at least three and is arranged in an annular array, the arc reed 3 is symmetrically arranged in an odd number, the reed bottom plates 33 which are symmetrically arranged are connected with the circular valve plate 1 into a whole after being combined together, the mounting holes 4 and the small holes 5 are combined together, one more arc reed 3 is independently connected with the circular valve plate 1 into a whole, a convex arc piece 6 which is connected into a whole is arranged between the inner side of the circular valve plate 1 and the arc end 31, the convex arc piece 6 is provided with a mounting hole 4, a gap 7 is formed between the arc reed 3 and the circular valve plate 1, and the arc reed bottom plate 33 are connected with the arc reed bottom plate 32 into a smooth joint.
Example two
As shown in figure 2, the annular suction valve plate of the refrigeration compressor comprises a circular valve plate 1, a concentric large through hole 2 is arranged in the circular valve plate 1, an arc reed 3 is arranged in the large through hole 2, the arc reed 3 comprises an arc end 31, an arc arm 32 and a reed bottom plate 33, the reed bottom plate 33 and the circular valve plate 1 are connected into a whole, the reed bottom plate 33 is provided with mounting holes 4 and small holes 5, the arc reed 3 is at least three and arranged in an annular array, the arc reed 3 is symmetrically arranged in pairs when being even, the symmetrically arranged reed bottom plates 33 are connected with the circular valve plate 1 into a whole, the mounting holes 4 and the small holes 5 are combined together, and a reed gap 7 is formed between the arc reed 3 and the circular valve plate 1, and the joint of the reed bottom plate 33 and the circular valve plate 1 is in arc arrangement and is in smooth butt joint with the arc arm 32.
Example III
As shown in figure 3, the annular suction valve plate of the refrigeration compressor comprises a circular valve plate 1, a concentric large through hole 2 is arranged in the circular valve plate 1, an arc reed 3 is arranged in the large through hole 2, the arc reed 3 comprises an arc end 31, an arc arm 32 and a reed bottom plate 33, the reed bottom plate 33 and the circular valve plate 1 are connected into a whole, the reed bottom plate 33 is provided with mounting holes 4 and small holes 5, at least three arc reeds 3 are arranged in an annular array, the arc reed 3 is arranged in an end-to-end connection manner with the reed bottom plate 33, each reed bottom plate 33 is provided with a mounting hole 4 and a small hole 5, a reed gap 7 is formed between the arc reed 3 and the circular valve plate 1, and the joint of the reed bottom plate 33 and the circular valve plate 1 is in an arc arrangement and is in smooth butt joint with the arc arm 32.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (3)
1. The annular suction valve plate of the refrigeration compressor comprises a circular valve plate and is characterized in that: the circular valve plate is internally provided with a large concentric through hole, the large through hole is internally provided with an arc reed, the arc reed comprises an arc end, an arc arm and a reed bottom plate, the reed bottom plate and the circular valve plate are connected into a whole, the reed bottom plate is provided with mounting holes and small holes, the arc reed is at least three and is arranged in an annular array, the arc reed is arranged in an end-to-end connection mode of the arc end and the reed bottom plate, each reed bottom plate is provided with the mounting holes and the small holes, reed gaps are formed between the arc reed bottom plate and the circular valve plate, and the connection part of the reed bottom plate and the circular valve plate is in arc arrangement and is in smooth butt joint with the arc arm.
2. The annular suction valve plate of a refrigerant compressor as set forth in claim 1, wherein: the arc reed is two-by-two symmetry setting when odd, wherein the symmetry sets up the reed film links as an organic whole with circular valve block after closing together, just the mounting hole is as a whole with little Kong Ge, and more arc reed links as an organic whole with circular valve block alone and the circular valve block inboard is located between the arc end and is equipped with the protruding arc piece that links as an organic whole, set up the mounting hole on the protruding arc piece.
3. The annular suction valve plate of a refrigerant compressor as set forth in claim 1, wherein: when the number of the arc-shaped reed is even, the arc-shaped reed is arranged symmetrically in pairs, wherein the symmetrically arranged reed bottom sheets are integrated with the circular valve plate into a whole, and the mounting holes and the small Kong Ge are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002858.3A CN112160896B (en) | 2020-09-22 | 2020-09-22 | Annular suction valve plate of refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002858.3A CN112160896B (en) | 2020-09-22 | 2020-09-22 | Annular suction valve plate of refrigeration compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112160896A CN112160896A (en) | 2021-01-01 |
| CN112160896B true CN112160896B (en) | 2023-04-28 |
Family
ID=73862666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011002858.3A Active CN112160896B (en) | 2020-09-22 | 2020-09-22 | Annular suction valve plate of refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112160896B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781140A (en) * | 2017-11-30 | 2018-03-09 | 合肥安信瑞德精密制造有限公司 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
| CN209195702U (en) * | 2018-10-31 | 2019-08-02 | 丹佛斯（天津）有限公司 | Screw compressor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB859927A (en) * | 1957-10-03 | 1961-01-25 | Carrier Corp | Suction and discharge valve assembly for a reciprocating compressor |
| US3805827A (en) * | 1972-06-06 | 1974-04-23 | Corken Pump Co | Compressor valve |
| JPS55103170A (en) * | 1979-01-31 | 1980-08-07 | Hitachi Ltd | Suction valve of reciprocating compressor |
| US4889156A (en) * | 1987-08-17 | 1989-12-26 | Dresser Industries, Inc. | Compressor valve with flat spring |
| CN207583595U (en) * | 2017-11-30 | 2018-07-06 | 合肥安信瑞德精密制造有限公司 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
| CN208858525U (en) * | 2018-08-22 | 2019-05-14 | 南通惠祥机械制造有限公司 | A kind of new type compressor valve block |
-
2020
- 2020-09-22 CN CN202011002858.3A patent/CN112160896B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781140A (en) * | 2017-11-30 | 2018-03-09 | 合肥安信瑞德精密制造有限公司 | A kind of more tongue single cylinder Snifter valve block of refrigerator compressor |
| CN209195702U (en) * | 2018-10-31 | 2019-08-02 | 丹佛斯（天津）有限公司 | Screw compressor |
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| Publication number | Publication date |
|---|---|
| CN112160896A (en) | 2021-01-01 |
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