CN219911082U - Heat radiation structure of compressor valve plate - Google Patents
Heat radiation structure of compressor valve plate Download PDFInfo
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- CN219911082U CN219911082U CN202321292551.0U CN202321292551U CN219911082U CN 219911082 U CN219911082 U CN 219911082U CN 202321292551 U CN202321292551 U CN 202321292551U CN 219911082 U CN219911082 U CN 219911082U
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- valve plate
- cylinder head
- compressor
- heat radiation
- groove
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- 230000005855 radiation Effects 0.000 title claims abstract description 29
- 230000013011 mating Effects 0.000 claims abstract description 4
- 230000017525 heat dissipation Effects 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a heat radiation structure of a compressor valve plate, which comprises a valve plate, wherein at least one side of the valve plate is provided with an extension part, and the front side and the back side of the extension part are respectively provided with a plurality of heat radiation grooves; the valve plate is mounted between the cylinder head and the cylinder head such that the elongate extension is exposed from the mating surfaces of the cylinder head and the cylinder head. According to the heat radiation structure of the compressor valve plate, a part of the body structure is lengthened and enlarged on the original valve plate, the heat radiation groove is formed in the extension portion, when the valve plate is assembled between the cylinder cover and the cylinder head, the increased part of the heat radiation structure is exposed outside, the heat radiation can be carried out on the valve plate, and the matched surfaces of the valve plate and the cylinder cover and the cylinder head, so that the temperature of the cylinder head is obviously reduced, and the running efficiency of the compressor can be improved.
Description
Technical Field
The utility model relates to the technical field of refrigeration compressors, in particular to a heat dissipation structure of a compressor valve plate.
Background
The suction and exhaust of the refrigeration compressor is usually arranged at a cylinder head, a valve plate and a suction and exhaust valve plate assembly are arranged at the cylinder head, the valve plate and the suction and exhaust valve plate assembly are connected with the cylinder head through a cylinder cover, and in the operation process of the compressor, the cylinder head can generate larger heat.
When the compressor compresses gas, a great amount of heat is generated, so that the exhaust part of the cylinder and the valve plate generates high temperature, and the temperature reaches the highest temperature especially in the valve plate part. The design valve plate of current valve plate all is unanimous with cylinder head, cylinder head appearance size, and the heat dissipation of valve plate and cylinder head only can rely on the heat radiation structure on the cylinder head to dispel the heat, and radiating effect can not direct action in valve plate department. In addition, the existing valve plate arrangement mode is basically clamped between the cylinder cover and the cylinder head, and the valve plate has no more heat dissipation space.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a heat dissipation structure of a valve plate of a compressor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the heat dissipation structure of the compressor valve plate comprises a valve plate, wherein at least one side of the valve plate is provided with an extension part, and the front side and the back side of the extension part are respectively provided with a plurality of heat dissipation grooves; the valve plate is mounted between the cylinder head and the cylinder head such that the elongate extension is exposed from the mating surfaces of the cylinder head and the cylinder head.
According to the heat radiation structure of the compressor valve plate, a part of the body structure is lengthened and enlarged on the original valve plate, the heat radiation groove is formed in the extension portion, when the valve plate is assembled between the cylinder cover and the cylinder head, the increased part of the heat radiation structure is exposed outside, the heat radiation can be carried out on the valve plate, and the matched surfaces of the valve plate and the cylinder cover and the cylinder head, so that the temperature of the cylinder head is obviously reduced, and the running efficiency of the compressor can be improved.
This heat radiation structure utilizes the heat conduction effect of valve plate self, with the heat conduction of valve plate department to expose on outside extension, by extension carries out the heat transfer and gives off the heat, can promote the radiating effect of this department, reduces the heat dissipation burden of cylinder head to reduce the temperature of cylinder head, be favorable to reducing the long-pending charcoal phenomenon of cylinder.
The arrangement of the heat dissipation grooves is equivalent to forming a series of concave-convex structures on the extension portion, so that the surface area of the extension portion can be increased, the heat dissipation area is increased, and the heat dissipation effect is improved.
As one embodiment, the valve plate is a metal valve plate, and the thermal conductivity of the metal valve plate is not less than the thermal conductivity of the refrigerant in the compressor. The heat conductivity of the valve plate is better than that of the media such as compressor refrigerant or air, the heat transfer is faster, and the protruding part of the valve plate can play a role in heat dissipation.
As one embodiment, the extension part is a polygonal structure extending from the edge of the valve plate, and the maximum width of the extension part is not less than 3mm.
As an implementation manner, the heat dissipation groove comprises a transverse groove and a vertical groove, and the front side and the back side of the extension portion are respectively provided with the transverse groove and the vertical groove, or the front side and the back side of the extension portion are both the transverse groove, or the front side and the back side of the extension portion are both the vertical groove. The transverse grooves and the vertical grooves are arranged to increase the heat dissipation area as much as possible by utilizing the narrow space of the extension portion.
As one embodiment, the transverse grooves are distributed at equal intervals from the middle to the upper and lower sides, and the lengths of the transverse grooves are reduced from the middle to the upper and lower sides.
As one embodiment, the vertical groove is a straight line groove, a curved line groove or a bending groove, and the vertical groove is gradually arranged from the outer side to the inner side.
As an implementation mode, the valve plate is also provided with a heat dissipation diversion trench on the surface matched with the cylinder head and the cylinder cover, and under the action of pressure difference and gas temperature difference in the compressor, hot gas rises and cold gas sinks to accelerate the cooling of the cylinder head gas.
Further, a plurality of groups of air suction holes are formed in the valve plate, a plurality of air discharge holes are formed in the periphery of each group of air suction holes, and the heat dissipation diversion trenches are distributed on the periphery of an annular area formed by the plurality of air discharge holes.
Further, each group of the air suction holes is four in cross arrangement, and 6-10 air exhaust holes are symmetrically arranged at the center of the periphery of each group of the air suction holes.
Compared with the prior art, the utility model has the beneficial effects that: 1. according to the heat radiation structure of the compressor valve plate, a part of the body structure is lengthened and enlarged on the original valve plate, and the heat radiation groove is formed in the extension part, so that when the valve plate is assembled between the cylinder cover and the cylinder head, the increased part of the heat radiation structure is exposed outside to form the heat radiation structure, and the heat radiation structure can radiate heat of the valve plate and the matched surface of the valve plate and the cylinder cover and the cylinder head, so that the temperature of the cylinder head is obviously reduced, and the running efficiency of the compressor can be improved; 2. the heat dissipation structure utilizes the heat conduction effect of the valve plate to conduct heat at the valve plate to the extension part exposed outside, and the extension part exchanges heat to emit the heat, so that the heat dissipation effect at the position can be improved, the heat dissipation burden of the cylinder cover is reduced, the temperature of the cylinder head is reduced, and the reduction of the carbon deposition phenomenon of the cylinder is facilitated; 3. one surface of the valve plate, which faces the cylinder head, is designed into a groove to form a heat dissipation and flow guide structure, and under the action of pressure difference and gas temperature difference in the compressor, hot gas rises and cold gas sinks to accelerate the cooling of the cylinder head gas.
Drawings
FIG. 1 is a schematic view of a heat dissipation structure of a compressor valve plate according to the present utility model;
FIG. 2 is a schematic view of another side of a heat dissipating structure of a valve plate of a compressor according to the present utility model;
FIG. 3 is a schematic view of another structure of a valve plate with a heat dissipation structure according to the present utility model;
in the figure: 1. a valve plate; 2. an elongate extension; 3. a heat sink; 4. an exhaust hole; 5. and a heat dissipation diversion trench.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 and 2, a heat dissipation structure of a compressor valve plate comprises a valve plate 1, wherein one side of the valve plate 1 is provided with an extension part 2, and the front side and the back side of the extension part 2 are respectively provided with a plurality of heat dissipation grooves 3; the valve plate 1 is mounted between the cylinder head and the cylinder head such that the elongate extension 2 emerges from the mating surfaces of the cylinder head and the cylinder head.
This heat radiation structure of compressor valve plate enlarges and extends a part of body structure through the extension on original valve plate, and be in extension portion 2 is last to set up heat dissipation groove 3, when this valve plate 1 assembly is between cylinder head and the cylinder head, its part of increasing can expose in the outside and form heat radiation structure, can dispel the heat to valve plate 1 to and valve plate and cylinder head complex face, make the temperature of cylinder head obviously reduce, thereby can improve the operating efficiency of compressor.
This heat radiation structure utilizes the heat conduction effect of valve plate 1 self, with the heat conduction of valve plate 1 department to expose on outside extension, by extension 2 carries out the heat transfer and gives off the heat, can promote the radiating effect of this department, reduces the heat dissipation burden of cylinder head to reduce the temperature of cylinder head, be favorable to reducing the long-pending charcoal phenomenon of cylinder.
From the structural view, the size of the part of the valve plate matched with the cylinder cover and the cylinder head is not changed, and only the side edge of the valve plate extends outwards, so that a heat dissipation channel of the valve plate is increased, the valve plate can also play a role in heat dissipation, and compared with the existing valve plate of the compressor, the utility model provides more heat dissipation space.
The heat dissipation groove 3 is arranged, which is equivalent to forming a series of concave-convex structures on the extension part, so that the surface area of the extension part can be increased, the heat dissipation area is increased, and the heat dissipation effect is improved.
As an embodiment, the valve plate 1 is a metal valve plate, and the thermal conductivity of the metal valve plate is not less than that of the refrigerant in the compressor.
The heat conductivity of the valve plate is better than that of the media such as compressor refrigerant or air, the heat transfer is faster, and the protruding part of the valve plate can play a role in heat dissipation.
As an embodiment, the extension 2 has a polygonal structure extending from the edge of the valve plate, and the maximum width of the extension is not less than 3mm.
Considering the space at the cylinder head and the cylinder head, the portion of the valve plate protruding generally does not exceed the peripheral dimension of the cylinder block to which the cylinder head is connected, while excessive protruding affects the assembly of the complete machine, but the extension is not too small; as the original valve plate structure is polygonal and is of a contralateral structure, the lengthened and enlarged parts of the side edges of the valve plate structure are also polygonal, and the corners are usually rounded.
In the figure, one side of the valve plate maintains the original structure, two sides of the original structure are opposite sides, after improvement, one side of the valve plate is provided with the extension part, the extension part is similar to a triangle in shape, the middle part is wider, and the upper side and the lower side are narrowed. The manufacturing difficulty of the valve plate can not be improved due to the increase of the mode, and the valve plate can still be produced in a stamping or integrated forming mode.
In other embodiments, the extension may be provided on both sides of the valve plate 1, so that the heat dissipation area and the heat dissipation effect can be further increased.
As an embodiment, the heat dissipation groove 3 includes a transverse groove and a vertical groove, and the front and back sides of the extension portion 2 are respectively provided with the transverse groove and the vertical groove, or the front and back sides of the extension portion are both the transverse groove, or the front and back sides of the extension portion are both the vertical groove.
The arrangement of the transverse grooves and the vertical grooves is to utilize the narrow space of the extension part, so that the heat dissipation area is increased as much as possible, and the structures of the two heat dissipation grooves can be matched on the front side and the back side of the valve plate as required.
As one embodiment, the transverse grooves are distributed at equal intervals from the middle to the upper and lower sides, and the lengths of the transverse grooves are reduced from the middle to the upper and lower sides.
As one embodiment, the vertical groove is a straight line groove, a curved line groove or a bending groove, and the vertical groove is gradually arranged from the outer side to the inner side.
As an embodiment, as shown in fig. 3, a heat dissipation diversion trench 5 is further arranged on the surface of the valve plate 1, which is matched with the cylinder head and the cylinder cover. The heat dissipation diversion trench 5 is a shallow trench, and is generally arranged on one surface of the valve plate 1 facing the cylinder head.
The part of the valve plate 1 can be designed into a groove to form a heat dissipation and flow guide structure, and under the action of pressure difference and gas temperature difference in the compressor, hot gas rises and cold gas sinks to accelerate the cooling of gas at the cylinder head.
Further, a plurality of groups of air suction holes are formed in the valve plate 1, a plurality of air discharge holes 4 are respectively formed in the periphery of each group of air suction holes, and the heat dissipation diversion trenches 5 are distributed on the periphery of an annular area formed by the plurality of air discharge holes 4. The arrangement of the plurality of groups of air suction holes and the exhaust holes corresponds to a double-cylinder or multi-cylinder compressor, and the size of the valve plate of the compressor is relatively larger.
Further, each group of the air suction holes is four in a cross arrangement, 6 air exhaust holes 4 are symmetrically formed in the center of the periphery of each group of the air suction holes, and through the arrangement, the valve plate 1 can suck and exhaust a plurality of cylinders.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The heat dissipation structure of the compressor valve plate is characterized by comprising a valve plate, wherein at least one side of the valve plate is provided with an extension part, and the front side and the back side of the extension part are respectively provided with a plurality of heat dissipation grooves; the valve plate is mounted between the cylinder head and the cylinder head such that the elongate extension is exposed from the mating surfaces of the cylinder head and the cylinder head.
2. The heat dissipating structure of a compressor valve plate of claim 1, wherein the valve plate is a metal valve plate having a thermal conductivity not less than a thermal conductivity of a refrigerant in the compressor.
3. The heat dissipating structure of a compressor valve plate of claim 1, wherein said elongated extension is a polygonal structure extending from an edge of said valve plate, and a maximum width of said elongated extension is not less than 3mm.
4. The heat dissipating structure of a valve plate of a compressor according to claim 1, wherein the heat dissipating grooves include a lateral groove and a vertical groove, and the front and the back of the extension portion are respectively provided with the lateral groove and the vertical groove, or the front and the back of the extension portion are both the lateral groove, or the front and the back of the extension portion are both the vertical groove.
5. The heat radiation structure of a compressor valve plate as set forth in claim 4, wherein said lateral grooves are equally spaced from both sides up and down of said middle portion, and the length of said lateral grooves is reduced from both sides up and down of said middle portion.
6. The heat radiation structure of compressor valve plate as set forth in claim 4, wherein said vertical groove is a straight line groove, a curved line groove or a bending groove, said vertical groove being provided gradually longer from the outside toward the inside.
7. The heat radiation structure of the compressor valve plate according to claim 1, wherein a heat radiation diversion groove is further provided on a surface of the valve plate, which is matched with the cylinder head and the cylinder cover.
8. The heat radiation structure of the compressor valve plate as set forth in claim 7, wherein a plurality of groups of air suction holes are provided on the valve plate, a plurality of air discharge holes are provided around each group of air suction holes, and the heat radiation diversion trenches are distributed around an annular area formed by the plurality of air discharge holes.
9. The heat radiation structure of the compressor valve plate according to claim 8, wherein each group of the suction holes is four in cross arrangement, and 6 to 10 exhaust holes are symmetrically arranged at the center of the periphery of each group of the suction holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292551.0U CN219911082U (en) | 2023-05-25 | 2023-05-25 | Heat radiation structure of compressor valve plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292551.0U CN219911082U (en) | 2023-05-25 | 2023-05-25 | Heat radiation structure of compressor valve plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911082U true CN219911082U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321292551.0U Active CN219911082U (en) | 2023-05-25 | 2023-05-25 | Heat radiation structure of compressor valve plate |
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| Country | Link |
|---|---|
| CN (1) | CN219911082U (en) |
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2023
- 2023-05-25 CN CN202321292551.0U patent/CN219911082U/en active Active
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