CN210422952U - Cylinder assembly component of refrigerator compressor - Google Patents
Cylinder assembly component of refrigerator compressor Download PDFInfo
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- CN210422952U CN210422952U CN201921077498.6U CN201921077498U CN210422952U CN 210422952 U CN210422952 U CN 210422952U CN 201921077498 U CN201921077498 U CN 201921077498U CN 210422952 U CN210422952 U CN 210422952U
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Abstract
The utility model provides a refrigerator compressor cylinder assembly subassembly belongs to refrigerator compressor technical field. The cylinder assembly component of the refrigerator compressor comprises a cylinder seat, a valve plate, an exhaust valve limiter, a cylinder cover and an air suction silencer, wherein the valve plate, the exhaust valve limiter, the cylinder cover and the air suction silencer are sequentially assembled on the end surface of the cylinder seat; the exhaust valve limiting plate is arranged on the exhaust valve limiter, the exhaust valve limiter and the exhaust valve limiting plate are integrally formed, an exhaust valve plate is arranged on the valve plate, and the exhaust valve limiting plate is located at the position of the exhaust valve plate. The utility model has the advantages that: the exhaust valve limiting plate is used for accurately limiting the exhaust valve plate on the valve plate so as to limit the lift of the exhaust valve plate, the maintenance frequency of the compressor is reduced, and the service life of the compressor is prolonged.
Description
Technical Field
The utility model relates to a refrigerator compressor technical field especially relates to a refrigerator compressor cylinder assembly subassembly.
Background
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. According to the assembly structure, in the long-term use process of the compressor, the exhaust valve sheet limiter a8 on the valve plate a5 is easy to loosen, the exhaust valve sheet limiter a8 cannot accurately limit the exhaust valve sheet a7, the exhaust valve sheet limiter a8 limits the lift of the exhaust valve sheet a7 to be invalid, and the maintenance frequency of the compressor is high; in addition, the valve plate a5 needs to be provided with a structure matched with the exhaust valve plate stopper a8, so that the valve plate a5 is difficult to process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a refrigerator compressor cylinder assembly subassembly replaces current assembly structure, and the assembly is firm reliable, realizes spacing the accuracy of discharge valve piece on the valve plate, has reduced the maintenance frequency of compressor.
The utility model provides a refrigerator compressor cylinder assembles subassembly, including cylinder block, valve plate, exhaust valve stopper, cylinder head and the muffler of breathing in, the terminal surface of cylinder block assembles valve plate, exhaust valve stopper, cylinder head in proper order and the muffler of breathing in, sets up the discharge valve limiting plate on the exhaust valve stopper, and exhaust valve stopper and discharge valve limiting plate are integrative takes shape, is provided with the discharge valve piece on the valve plate, and the discharge valve limiting plate is located the position of discharge valve piece.
Furthermore, the exhaust valve limiting device comprises a cylinder cover bearing plate, and 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 outer side face 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 side, close to the cylinder cover positioning plate, of the cylinder cover bearing plate is provided with a first bayonet, the middle position of the cylinder cover positioning plate is provided with a second bayonet, the two sides, at the second bayonet, of the cylinder cover positioning plate are plate surfaces, the first bayonet is communicated with the second bayonet, and one side, far away from the second bayonet, of the first bayonet is provided with a cantilever pressure lever;
the end surface of the cylinder cover is in sealing fit with the plane of the outer side surface edge of the bearing plate of the cylinder cover, the end surface of the cylinder cover is fixedly connected with the plane of the outer side surface edge of the bearing plate of the cylinder cover, and the bottom surface of the cylinder cover is in fit with the plate surfaces on two sides of the positioning plate of the cylinder cover;
the valve plate is attached to and tightly presses the inner side surface of a bearing plate of the cylinder cover;
one end of the air suction silencer forms a protrusion, the protrusion extends into a space limited by the first bayonet and the second bayonet, the first bayonet and the second bayonet are clamped tightly, and the cantilever pressing rod is pressed tightly to the protrusion.
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 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.
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.
Furthermore, the exhaust valve limiter and the cylinder cover are both formed by adopting a stamping process.
Further, the exhaust valve limiter is made of spring steel materials.
Compared with the prior art, the utility model discloses a refrigerator compressor cylinder assembly subassembly has following characteristics and advantage:
the utility model discloses a refrigerator compressor cylinder assembly subassembly is applied to the refrigerator compressor, replaces current assembly structure, and the assembly of exhaust valve stopper compresses tightly between valve plate and cylinder head, and exhaust valve stopper and discharge valve limiting plate integrated into one piece make the assembly firm reliable, and the discharge valve limiting plate is accurate spacing to the discharge valve piece on the valve plate in order to restrict the lift of discharge valve piece, has reduced the maintenance frequency of compressor, has improved the life of compressor; furthermore, the utility model discloses a refrigerator compressor cylinder assembly subassembly, its valve plate that corresponds the assembly on needn't set up with discharge valve piece stopper complex structure, make the processing degree of difficulty greatly reduced of valve plate.
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 in a refrigerator compressor cylinder assembly according to a first embodiment of the present invention;
fig. 4 is a second perspective view of an exhaust valve stopper in a refrigerator compressor cylinder assembly according to a first embodiment of the present invention;
fig. 5 is a third perspective view of an exhaust valve stopper in a refrigerator compressor cylinder assembly according to a first embodiment of the present invention;
fig. 6 is an assembly view of a cylinder assembly of a compressor of a refrigerator according to a first embodiment of the present invention;
fig. 7 is an exploded view of the assembly of the cylinder assembly of the compressor of the refrigerator according to the first embodiment of the present invention;
fig. 8 is a perspective view of an exhaust valve stopper in a refrigerator compressor cylinder assembly according to the second embodiment of the present invention.
Detailed Description
Example one
As shown in fig. 3 to 7, the present embodiment provides a cylinder assembly of a refrigerator compressor, which includes a cylinder block (refer to fig. 1), a valve plate (refer to fig. 2), an exhaust valve stopper 1, a cylinder head 2, and a suction muffler 3. The exhaust valve stopper 1 is made of a spring steel material and is subjected to heat treatment, so that the compression strength of the protrusion 31 can be realized while a certain deformation is ensured. The exhaust valve limiter 1 and the cylinder cover 2 are both formed by adopting a stamping process, so that the processing is convenient, and the cost is lower.
The end face of the cylinder seat is sequentially provided with a valve plate, an exhaust valve limiter 1, a cylinder cover 2 and an air suction silencer 3, the exhaust valve limiter 1 is provided with an exhaust valve limiting plate 13, the exhaust valve limiter 1 and the exhaust valve limiting plate 13 are integrally formed, the valve plate is provided with an exhaust valve plate (refer to fig. 2), and the exhaust valve limiting plate 13 is positioned at the position of the exhaust valve plate.
The refrigerator compressor cylinder assembly component of this embodiment replaces current assembly structure, and exhaust valve stopper 1 assembly compresses tightly between valve plate and cylinder head 2 to, exhaust valve stopper 1 and discharge valve limiting plate 13 integrated into one piece make the assembly firm reliable, and discharge valve limiting plate 13 is spacing with the lift of restriction discharge valve piece to the accurate limit of discharge valve piece on the valve plate, has reduced the maintenance frequency of compressor, has improved the life of compressor. In addition, the refrigerator compressor cylinder assembly subassembly of this embodiment, it needn't set up on the valve plate of corresponding assembly with discharge valve piece stopper complex structure, makes the processing degree of difficulty greatly reduced of valve plate.
The exhaust valve stopper 1 includes a cylinder head support plate 11, and one end of the cylinder head support plate 11 is folded outward to form a cylinder head positioning plate 12. The cylinder head positioning plate 12 is perpendicular to the cylinder head support plate 11. The exhaust valve limiter 1 is integrally formed by adopting a stamping process, is easy to process, simple in structure, low in cost and capable of better meeting the requirement of a 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 outer side face 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.
In the cylinder assembly component of the refrigerator compressor, the exhaust valve limiter 1 plays a role in limiting the lift of the exhaust valve plate, can provide assembly positioning for the cylinder cover 2 and the suction muffler 3, and can be clamped with the suction muffler 3 to realize three functions of one part; the structure of the refrigerator compressor can be greatly simplified, the production cost is reduced, the assembly efficiency is improved, and the miniaturization and light design of the compressor is realized.
The end surface of the cylinder cover 2 is in sealing fit with the plane of the outer side surface edge of the cylinder cover bearing plate 11, and the end surface of the cylinder cover 2 is fixedly connected with the plane of the outer side surface edge of the cylinder cover bearing plate 11. The bottom surface of the cylinder head 2 is attached to the plate surfaces 122 on both sides of the cylinder head positioning plate 12 to position the cylinder head 2.
The valve plate is provided with an exhaust valve plate, the valve plate is attached to and tightly presses the inner side face of the cylinder cover bearing plate 11, the exhaust valve limiting plate 13 is located at the position of the exhaust 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.
The edge of the outer side surface of the cylinder cover bearing plate 11 is a plane, and 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.
One end of the suction muffler 3 forms a protrusion 31, the protrusion 31 extends into a space defined by the first bayonet 112 and the second bayonet 121, the protrusion 31 is clamped by the first bayonet 112 and the second bayonet 121, and the cantilever pressing rod 123 presses the protrusion 31 tightly.
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 refrigerator compressor cylinder assembly of the embodiment has the following assembly 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 compressor cylinder assembly spare which characterized in that: the exhaust valve limiting plate is arranged on the exhaust valve limiting plate, the exhaust valve limiting plate and the exhaust valve limiting plate are integrally formed, an exhaust valve plate is arranged on the valve plate, and the exhaust valve limiting plate is located at the position of the exhaust valve plate.
2. A refrigerator compressor cylinder fitting assembly according to claim 1 wherein: the exhaust valve limiting device comprises a cylinder cover bearing plate, and 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 outer side face 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 side, close to the cylinder cover positioning plate, of the cylinder cover bearing plate is provided with a first bayonet, the middle position of the cylinder cover positioning plate is provided with a second bayonet, the two sides, at the second bayonet, of the cylinder cover positioning plate are plate surfaces, the first bayonet is communicated with the second bayonet, and one side, far away from the second bayonet, of the first bayonet is provided with a cantilever pressure lever;
the end surface of the cylinder cover is in sealing fit with the plane of the outer side surface edge of the bearing plate of the cylinder cover, the end surface of the cylinder cover is fixedly connected with the plane of the outer side surface edge of the bearing plate of the cylinder cover, and the bottom surface of the cylinder cover is in fit with the plate surfaces on two sides of the positioning plate of the cylinder cover;
the valve plate is attached to and tightly presses the inner side surface of a bearing plate of the cylinder cover;
one end of the air suction silencer forms a protrusion, the protrusion extends into a space limited by the first bayonet and the second bayonet, the first bayonet and the second bayonet are clamped tightly, and the cantilever pressing rod is pressed tightly to the protrusion.
3. A refrigerator compressor cylinder fitting assembly according to claim 2 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.
4. A refrigerator compressor cylinder fitting assembly according to claim 2 wherein: the cantilever compression bar is parallel to the plane of the cylinder cover bearing plate.
5. A refrigerator compressor cylinder fitting assembly according to claim 2 wherein: the contour shape of the cantilever pressure lever is the same as that of the second bayonet.
6. A refrigerator compressor cylinder fitting assembly 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. A refrigerator compressor cylinder fitting assembly according to claim 2 wherein: the cylinder cover positioning plate is vertical to the cylinder cover bearing plate.
8. A refrigerator compressor cylinder fitting assembly according to claim 1 wherein: the exhaust valve limiter and the cylinder cover are both formed by adopting a stamping process.
9. A refrigerator compressor cylinder fitting assembly according to claim 1 wherein: the exhaust valve limiter is made of spring steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077498.6U CN210422952U (en) | 2019-07-11 | 2019-07-11 | Cylinder assembly component of refrigerator compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077498.6U CN210422952U (en) | 2019-07-11 | 2019-07-11 | Cylinder assembly component of refrigerator compressor |
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| Publication Number | Publication Date |
|---|---|
| CN210422952U true CN210422952U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921077498.6U Active CN210422952U (en) | 2019-07-11 | 2019-07-11 | Cylinder assembly component of refrigerator compressor |
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| CN (1) | CN210422952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173416A (en) * | 2019-07-11 | 2019-08-27 | 青岛万宝压缩机有限公司 | Freezer compressor cylinder assembling assembly |
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2019
- 2019-07-11 CN CN201921077498.6U patent/CN210422952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173416A (en) * | 2019-07-11 | 2019-08-27 | 青岛万宝压缩机有限公司 | Freezer compressor cylinder assembling assembly |
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