CN210422946U - Exhaust valve limiter for refrigerator compressor and refrigerator compressor - Google Patents
Exhaust valve limiter for refrigerator compressor and refrigerator compressor Download PDFInfo
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- CN210422946U CN210422946U CN201921077726.XU CN201921077726U CN210422946U CN 210422946 U CN210422946 U CN 210422946U CN 201921077726 U CN201921077726 U CN 201921077726U CN 210422946 U CN210422946 U CN 210422946U
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- exhaust valve
- cylinder cover
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- bayonet
- refrigerator compressor
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Abstract
The utility model provides an exhaust valve stopper and refrigerator compressor for refrigerator compressor belongs to refrigerator compressor technical field. One end of a cylinder cover bearing plate is turned outwards to form a cylinder cover positioning plate; an opening is formed in the middle of the cylinder cover bearing plate, the edge of the cylinder cover bearing plate is a plane, an exhaust valve limiting plate is arranged in the opening area and connected with two opposite side edges of the opening, and the exhaust valve limiting plate is turned over outwards from the opening; a first bayonet is formed in one side, close to a cylinder cover positioning plate, of the cylinder cover supporting plate, a second bayonet is formed in the middle of the cylinder cover positioning plate, the first bayonet is communicated with the second bayonet, and a cantilever pressing rod is arranged on one side, far away from the second bayonet, of the first bayonet. The utility model has the advantages that: the exhaust valve plate can provide assembly positioning for the cylinder cover and the air suction silencer while playing a role in limiting the lift of the exhaust valve plate, and can also be clamped with the air suction silencer to realize three functions of one part.
Description
Technical Field
The utility model relates to a refrigerator compressor technical field especially relates to a discharge valve stopper and refrigerator compressor for refrigerator compressor.
Background
The cylinder cover is a key component of the refrigerator compressor, so that the separation of high-pressure and low-pressure cavities in the running process of the refrigerator compressor can be realized, a sealing effect can be achieved, and the normal air suction process of the compressor is ensured. As shown in fig. 1 and 2, in the conventional compressor for a refrigerator, a discharge valve sheet a7 is positioned on a valve plate a5, and a discharge valve sheet stopper a8 is fitted into the valve plate a 5. The valve plate a5 is located between the cylinder head a4 and the cylinder seat a6, and the screw a3 passes through the cylinder head a4 and the valve plate a5 in sequence and then is fastened with the cylinder seat a 6. In addition, the suction muffler a1 needs to be assembled by pre-tightening the snap spring a 2. The parts are assembled, the structure is complex, the number of parts is large, the production cost is high, and the assembly process is complex. This also results in high cost and low production efficiency of the conventional compressor, and makes it difficult to miniaturize and lighten the compressor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a discharge valve stopper and refrigerator compressor for refrigerator compressor reduces the part quantity of refrigerator compressor, improves assembly efficiency, realizes the miniaturization of compressor, light-duty design.
The utility model provides an exhaust valve limiter for a refrigerator compressor, which comprises a cylinder cover bearing plate, wherein one end of the cylinder cover bearing plate is turned outwards to form a cylinder cover positioning plate;
an opening is formed in the middle of the cylinder cover bearing plate, the edge of the cylinder cover bearing plate is a plane, an exhaust valve limiting plate is arranged in the opening area and connected with two opposite side edges of the opening, the exhaust valve limiting plate is turned outwards from the opening, and an included angle is formed between the exhaust valve limiting plate and the plane where the cylinder cover bearing plate is located;
the cylinder cover bearing plate is provided with a first bayonet close to one side of the cylinder cover positioning plate, a second bayonet is arranged in the middle of the cylinder cover positioning plate, the cylinder cover positioning plate is a plate surface on two sides of the second bayonet, the first bayonet is communicated with the second bayonet, and a cantilever pressing rod is arranged on one side of the first bayonet far away from the second bayonet.
Furthermore, a plurality of side wings are arranged on the periphery of the cylinder cover bearing plate, and assembling parts are arranged on the side wings.
Furthermore, the exhaust valve limiter for the refrigerator compressor is integrally formed by adopting a stamping process.
Furthermore, the cantilever compression bar is parallel to the plane of the cylinder cover bearing plate.
Further, the contour shape of the cantilever pressing rod is the same as that of the second bayonet.
Furthermore, the contour shape of the cantilever pressure lever and the contour shape of the second bayonet are both arch-shaped.
Further, the cylinder cover positioning plate is vertical to the cylinder cover bearing plate.
Further, the exhaust valve limiter for the refrigerator compressor is made of spring steel materials.
Furthermore, one end of the exhaust valve limiting plate is connected with one side edge of the opening, and the other end of the exhaust valve limiting plate is connected with the other side edge of the opening through the transition piece; the exhaust valve limiting plate is turned over around one end of the exhaust valve limiting plate, and the transition piece supports the exhaust valve limiting plate to keep the exhaust valve limiting plate and the plane where the cylinder cover bearing plate is located to form an included angle.
The utility model also provides a refrigerator compressor, refrigerator compressor includes foretell refrigerator compressor is with exhaust valve stopper.
Compared with the prior art, the utility model discloses a refrigerator is exhaust valve stopper and refrigerator compressor for compressor has following characteristics and advantage:
the exhaust valve limiter for the refrigerator compressor is applied to the refrigerator compressor, can provide assembly positioning for a cylinder cover and an air suction silencer while playing a role of limiting the lift range of the exhaust valve plate, and can also be clamped with the air suction silencer to realize three functions of one part; the number of parts of the refrigerator compressor can be reduced, the structure of the refrigerator compressor is greatly simplified, the production cost is reduced, the assembly efficiency is improved, and the miniaturization and light-weight design of the compressor is realized.
After reading the detailed description of the present invention in conjunction with the drawings, the features and advantages of the present invention will become more apparent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an exploded view of a part of the structure of a compressor of a refrigerator;
FIG. 2 is an exploded view of the assembly of a valve plate, a discharge valve plate, and a discharge valve plate stopper of a conventional refrigerator compressor;
fig. 3 is a first perspective view of an exhaust valve stopper for a refrigerator compressor according to a first embodiment of the present invention;
fig. 4 is a second perspective view of the exhaust valve stopper for a refrigerator compressor according to the first embodiment of the present invention;
fig. 5 is a third perspective view of the exhaust valve stopper for a refrigerator compressor according to the first embodiment of the present invention;
fig. 6 is an assembly view of an exhaust valve stopper, a cylinder cover and an intake silencer for a refrigerator compressor according to a first embodiment of the present invention;
fig. 7 is an exploded view of the assembly of the exhaust valve stopper, the cylinder head and the suction muffler for the refrigerator compressor according to the first embodiment of the present invention;
fig. 8 is a perspective view of an exhaust valve stopper for a refrigerator compressor according to a second embodiment of the present invention.
Detailed Description
Example one
As shown in fig. 3 to 7, the exhaust valve limiter 1 for the refrigerator compressor according to the present embodiment can be assembled and applied to the refrigerator compressor, and can provide assembly positioning for the cylinder head 2 and the suction muffler 3 while limiting the lift of the exhaust valve plate, and can also be clamped with the suction muffler 3 to realize three functions of one part; the number of parts of the refrigerator compressor can be reduced, the structure of the refrigerator compressor is greatly simplified, the production cost is reduced, the assembly efficiency is improved, and the miniaturization and light-weight design of the compressor is realized.
The exhaust valve limiter 1 for the refrigerator compressor comprises a cylinder cover bearing plate 11, wherein one end of the cylinder cover bearing plate 11 is folded outwards to form a cylinder cover positioning plate 12. The cylinder head positioning plate 12 is perpendicular to the cylinder head support plate 11. The exhaust valve limiter 1 for the refrigerator compressor is made of spring steel materials and is subjected to heat treatment, so that the certain deformation is guaranteed, and meanwhile, the compression strength of the protrusions 31 is realized. The exhaust valve limiter 1 for the refrigerator compressor is integrally formed by adopting a stamping process, is convenient to process and has lower cost. The exhaust valve limiter 1 for the refrigerator compressor is easy to machine, simple in structure, low in cost and capable of meeting the requirement of the compressor on low cost, and the cost is far lower than that of the existing aluminum die casting.
An opening 111 is formed in the middle of the cylinder head bearing plate 11, the edge of the cylinder head bearing plate 11 is a plane which can be in sealing fit with the end face of the cylinder head 2, an exhaust valve limiting plate 13 is arranged in the area of the opening 111, the exhaust valve limiting plate 13 is connected with two opposite side edges of the opening 111, the exhaust valve limiting plate 13 is turned outwards from the opening 111, and an included angle is formed between the exhaust valve limiting plate 13 and the plane where the cylinder head bearing plate 11 is located. The inner side surface of the cylinder cover bearing plate 11 is attached to the valve plate, and the exhaust valve limiting plate 13 limits the exhaust valve plate on the valve plate and limits the lift range of the exhaust valve plate.
Specifically, one end of the exhaust valve limiting plate 13 is connected to one side of the opening 111, and the other end of the exhaust valve limiting plate 13 is connected to the other side of the opening 111 through the transition piece 131; the exhaust valve limit plate 13 is folded around one end of the exhaust valve limit plate 13, and the transition piece 131 supports the exhaust valve limit plate 13 to keep the exhaust valve limit plate 13 and the plane of the cylinder head bearing plate 11 to form an included angle.
The edge of the cylinder cover bearing plate 11 is a plane, and the sealing connection with the end surface of the cylinder cover 2 is realized. An opening 111 is formed in the middle of the cylinder head bearing plate 11, and firstly, the exhaust valve limiting plate 13 is formed for convenience in stamping and the exhaust valve limiting plate 13 is convenient to process; secondly, materials of the cylinder cover bearing plate 11 are saved, the material cost is reduced, and the light weight of parts is realized; thirdly, after the outer side surface of the cylinder cover bearing plate 11 is tightly pressed with the end surface of the cylinder cover 2, the inner side surface of the cylinder cover bearing plate 11 is tightly pressed with the valve plate, so that the contact area between the cylinder cover bearing plate 11 and the valve plate is reduced, and the deformation risk of the valve plate is reduced.
The cylinder cover bearing plate 11 is provided with a first bayonet 112 at one side close to the cylinder cover positioning plate 12, a second bayonet 121 is provided at the middle position of the cylinder cover positioning plate 12, the cylinder cover positioning plate 12 is provided with a plate surface 122 which can be connected with the bottom surface of the cylinder cover 2 at two sides of the second bayonet 121, the first bayonet 112 is communicated with the second bayonet 121, and a cantilever pressing rod 123 is provided at one side of the first bayonet 112 far away from the second bayonet 121.
The cantilever strut 123 is parallel to the plane of the cylinder head carrier plate 11 such that the cantilever strut 123 and the cylinder head carrier plate 11 together clamp the protrusion 31.
The contour shape of the cantilever pressing rod 123 is the same as that of the second bayonet 121. In this embodiment, the contour shape of the cantilever pressing rod 123 and the contour shape of the second bayonet 121 are both arch-shaped, so that the protrusion 31 of the suction muffler 3 extends into the second bayonet 121, and the surface of the protrusion 31 is tightly pressed by the cantilever pressing rod 123.
The exhaust valve limiter for the refrigerator compressor of the embodiment has the following assembling process: the end face of the cylinder head 2 is attached to the outer side face of the cylinder head support plate 11, and the plate surface 122 of the cylinder head positioning plate 12 is aligned with the bottom face of the cylinder head 2 to position the cylinder head 2. The end face of the cylinder head 2 is welded to the edge plane of the outer side face of the cylinder head bearing plate 11. The bulge 31 of the air suction silencer 3 extends into the space limited by the first bayonet 112 and the second bayonet 121, the bulge 31 is tightly clamped by the first bayonet 112 and the second bayonet 121, and the bulge 31 is tightly pressed by the cantilever pressure lever 123, so that the air suction silencer 3 is clamped. A cylinder block is assembled on the cylinder head bearing plate 11 or the cylinder head 2, and the inner side surface of the cylinder head bearing plate 11 is tightly pressed with the valve plate.
Example two
As shown in fig. 8, the present embodiment is different from the first embodiment in that a plurality of side flaps 14 are provided on the periphery of the cylinder head support plate 11, and the side flaps 14 are provided with attachment portions. The fitting portion in this embodiment is a screw hole 141. The screws pass through the screw holes 141 to assemble the cylinder head support plate 11 to the cylinder block, reducing the number of parts to simplify the assembly structure.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides a refrigerator is exhaust valve stopper for compressor which characterized in that: the cylinder cover positioning plate comprises a cylinder cover supporting plate, wherein one end of the cylinder cover supporting plate is turned outwards to form the cylinder cover positioning plate;
an opening is formed in the middle of the cylinder cover bearing plate, the edge of the cylinder cover bearing plate is a plane, an exhaust valve limiting plate is arranged in the opening area and connected with two opposite side edges of the opening, the exhaust valve limiting plate is turned outwards from the opening, and an included angle is formed between the exhaust valve limiting plate and the plane where the cylinder cover bearing plate is located;
the cylinder cover bearing plate is provided with a first bayonet close to one side of the cylinder cover positioning plate, a second bayonet is arranged in the middle of the cylinder cover positioning plate, the cylinder cover positioning plate is a plate surface on two sides of the second bayonet, the first bayonet is communicated with the second bayonet, and a cantilever pressing rod is arranged on one side of the first bayonet far away from the second bayonet.
2. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the periphery of the cylinder cover bearing plate is provided with a plurality of side wings, and the side wings are provided with assembling parts.
3. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the exhaust valve limiter for the refrigerator compressor is integrally formed by adopting a stamping process.
4. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the cantilever compression bar is parallel to the plane of the cylinder cover bearing plate.
5. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the contour shape of the cantilever pressure lever is the same as that of the second bayonet.
6. The exhaust valve stopper for a refrigerator compressor according to claim 5, wherein: the contour shape of the cantilever pressure lever and the contour shape of the second bayonet are both arch-shaped.
7. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the cylinder cover positioning plate is vertical to the cylinder cover bearing plate.
8. The exhaust valve stopper for a refrigerator compressor according to claim 1, wherein: the exhaust valve limiter for the refrigerator compressor is made of spring steel materials.
9. A compressor for a refrigerator, characterized in that: the refrigerator compressor comprises the exhaust valve stopper for the refrigerator compressor of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077726.XU CN210422946U (en) | 2019-07-11 | 2019-07-11 | Exhaust valve limiter for refrigerator compressor and refrigerator compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077726.XU CN210422946U (en) | 2019-07-11 | 2019-07-11 | Exhaust valve limiter for refrigerator compressor and refrigerator compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210422946U true CN210422946U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921077726.XU Active CN210422946U (en) | 2019-07-11 | 2019-07-11 | Exhaust valve limiter for refrigerator compressor and refrigerator compressor |
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| CN (1) | CN210422946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173413A (en) * | 2019-07-11 | 2019-08-27 | 青岛万宝压缩机有限公司 | Freezer compressor exhaust valve guard and freezer compressor |
| CN114012423A (en) * | 2021-10-21 | 2022-02-08 | 广州万宝特种制冷设备有限公司 | Valve plate assembling machine |
-
2019
- 2019-07-11 CN CN201921077726.XU patent/CN210422946U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173413A (en) * | 2019-07-11 | 2019-08-27 | 青岛万宝压缩机有限公司 | Freezer compressor exhaust valve guard and freezer compressor |
| CN114012423A (en) * | 2021-10-21 | 2022-02-08 | 广州万宝特种制冷设备有限公司 | Valve plate assembling machine |
| CN114012423B (en) * | 2021-10-21 | 2024-05-17 | 广州万宝特种制冷设备有限公司 | Valve plate assembling machine |
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