CN214304246U - Amortization lid and compressor pump body for compressor - Google Patents
Amortization lid and compressor pump body for compressor Download PDFInfo
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- CN214304246U CN214304246U CN202022813357.5U CN202022813357U CN214304246U CN 214304246 U CN214304246 U CN 214304246U CN 202022813357 U CN202022813357 U CN 202022813357U CN 214304246 U CN214304246 U CN 214304246U
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- annular bulge
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Abstract
The utility model relates to a amortization lid and compressor pump body for compressor. The compressor is detachably fixed on a bearing by a silencing cover, the bearing comprises a bearing handle part and a bearing flange, and the bearing flange is annularly arranged on the outer side of one end of the bearing handle part; the silencing cover for the compressor comprises a first silencing cover body and a second silencing cover body; an annular bulge is arranged on the inner side of the first silencing cover body and/or the second silencing cover body, and the circle center of the annular bulge is superposed with the axis of the bearing; compressor with amortization lid with when the bearing is detachable fixed, annular bulge with bearing surface butt, this setting can effectively improve compressor with amortization lid and sealing performance between the bearing avoids appearing gas leakage's problem, can increase to a certain extent moreover compressor with fixed stability between the bearing has solved simultaneously because the noise problem of gas leakage production.
Description
Technical Field
The utility model relates to a compressor technical field especially relates to a amortization lid and compressor pump body for compressor.
Background
In the prior art, a compressor generally comprises an upper cover, a lower cover, a shell, a motor fixed inside the shell for providing rotary power, and a pump body for compressing a refrigerant. Generally, the compressor pump body comprises an upper bearing, a lower bearing, a silencing cover, a cylinder assembly, a piston, a crankshaft and other structures, wherein the lower bearing and the silencing cover are detachably fixed through a fixing bolt, and the lower bearing and the silencing cover are sealed by abutting contact of the end face of the lower bearing and the inner side surface of the silencing cover for the compressor, so that gas leakage is avoided; however, since the lower bearing and the silencing cover are only pressed and fixed by the screws on the plane, the periphery of the fixed position is easy to deform due to stress concentration, and meanwhile, because the lower bearing and the side surface of the silencing cover are in transition fit, high-pressure gas in the pump body is easy to leak into the compressor through the deformed position and the side surface gap between the lower bearing and the silencing cover, so that the energy efficiency of the compressor is reduced. And the escape of the high-pressure gas from the gap generates abnormal noise.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a amortization lid for compressor, it has simple structure, the good and good advantage of structural stability of leakproofness.
A compressor silencing cover is detachably fixed on a bearing of a compressor pump body, the bearing comprises a bearing handle part and a bearing flange, and the bearing flange is annularly arranged on the outer side of one end of the bearing handle part; the silencing cover for the compressor comprises a first silencing cover body and a second silencing cover body, wherein the first silencing cover body is of a cover-shaped structure and covers the bearing handle part, and the edge of the first silencing cover body is abutted to the end face of the bearing flange; the second silencing cover body is of a cylindrical structure, is sleeved outside the bearing handle part and is fixedly connected with one end of the first silencing cover body; an annular bulge is arranged on the inner side of the first silencing cover body and/or the second silencing cover body, and the circle center of the annular bulge is superposed with the axis of the bearing; when the silencing cover for the compressor is detachably fixed with the bearing, the annular bulge is abutted to the outer surface of the bearing.
The embodiment of the utility model provides a amortization lid for compressor, it passes through structural design first amortization lid body and/or second amortization lid body inboard sets up cyclic annular arch, utilizes cyclic annular arch with bearing surface's butt effectively improves amortization lid for the compressor and sealing performance between the bearing avoids appearing gas leakage's problem, can increase to a certain extent moreover amortization lid for the compressor with fixed stability between the bearing can avoid amortization lid bolt fixed position department for the compressor appears warping and then appears gas leakage's problem in the department of deformation easily because stress concentration, has effectively guaranteed the compressor efficiency, has solved simultaneously because the unusual noise problem of gas leakage production.
Furthermore, the first silencing cover body comprises a convex part and a fixing part, and the fixing part is positioned on the outer side of the convex part and is fixedly connected with the edge of the convex part; a circular through hole penetrates through the center of the boss, and the inner diameter of the circular through hole is not larger than the outer diameter of the bearing handle; the annular bulge comprises a first annular bulge and/or a second annular bulge, and the first annular bulge is positioned on the inner side of the bulge and can be abutted against the end face of the bearing flange; the second annular bulge is located the second amortization lid body is inboard, and can with bearing flange side surface butt, just the second annular bulge with bearing flange's external diameter interference fit. The first annular bulge and/or the second annular bulge are arranged to be in sealing fit with the end face and/or the outer side surface of the bearing flange, sealing performance is improved, and meanwhile the obtained second annular bulge is arranged to be in interference fit with the outer diameter of the bearing flange, so that sealing performance and stability of a fixed structure can be further improved.
Furthermore, the cross sections of the first annular bulge and the second annular bulge are arc-shaped, triangular or trapezoidal, the sealing performance and the stability of the fixed structure are good, and the processing and forming are convenient.
The silencing cover for the compressor of the embodiment of the utility model is provided with the annular bulge at the inner side of the first silencing cover body and/or the second silencing cover body through the structural design, and by utilizing the butt of the annular bulge and the bearing surface, and further limits the position arrangement and the structure arrangement of the annular bulge in the preferred embodiment, effectively improves the sealing performance between the silencing cover for the compressor and the bearing, avoids the problem of gas leakage, and effectively increase the stability of fixing between amortization lid for the compressor and the bearing, can avoid the problem that the amortization lid bolt fixed position department for the compressor appears warping and then appears gas leakage easily in the department that warp because stress concentration appears, effectively guaranteed the compressor efficiency, solved simultaneously because the unusual noise problem of high-pressure gas leakage production.
In addition, the embodiment of the utility model provides a compressor pump body is still provided, it includes bearing, cylinder assembly, piston, bent axle and above-mentioned amortization lid; the bearing comprises a first bearing and a second bearing, the first bearing and the second bearing are detachably fixed and enclose to form a working space, and the air cylinder assembly is arranged in the working space; the piston is movably arranged in the cylinder component; the crankshaft movably penetrates through the inner hole of the first bearing and the inner hole of the bearing and can drive the piston to reciprocate and complete refrigerant compression; the compressor is detachably fixed on the first bearing and/or the second bearing through a silencing cover.
Furthermore, the compressor is detachably fixed with the bearing through a fixing bolt by a silencing cover.
Furthermore, a plurality of screw holes are formed in the surface of one side, facing the bearing, of the air cylinder assembly, a second fixing hole penetrates through the position, corresponding to the screw holes, of the bearing flange, a first fixing hole penetrates through the position, corresponding to the second fixing hole, of the fixing portion, and the fixing bolts penetrate through the first fixing hole, the second fixing hole and the screw holes in sequence. Through fixing bolt with the cooperation of screw, fixed orifices realizes detachable fixed, and the good and convenient to detach of fixed stability is favorable to improving production packaging efficiency.
Further, the figure of screw is 4 at least, and it evenly sets up along circumference, improves fixed stability.
The embodiment of the utility model provides a compressor pump body, it passes through the setting of amortization lid for the compressor has effectively avoided high-pressure gas's leakage, has guaranteed the compressor efficiency and has avoided the problem of unusual noise, has improved structural stability, increase of service life simultaneously.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a silencing cover for a compressor according to embodiment 1 of the present invention;
fig. 2 is a schematic top view of a structure of a silencing cover for a compressor according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a first annular protrusion according to embodiment 1 of the present invention;
fig. 4 is a schematic view of a second annular protrusion structure according to embodiment 1 of the present invention;
fig. 5 is a schematic view of a structure of the compressor of embodiment 1, in which the silencing cover is fitted to the bearing;
fig. 6 is a schematic longitudinal sectional view of the silencing cover and the bearing for the compressor according to embodiment 1 of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
Please refer to fig. 1-6, fig. 1 is the utility model discloses embodiment 1 amortization lid structure schematic diagram for compressor, fig. 2 is the utility model discloses embodiment 1 amortization lid structure schematic diagram for compressor overlooking, fig. 3 is the utility model discloses embodiment 1 first annular protruding structure schematic diagram, fig. 4 is the utility model discloses embodiment 1 the annular protruding structure schematic diagram of second, fig. 5 is the utility model discloses embodiment 1 amortization lid for compressor with bearing cooperation structure schematic diagram, fig. 6 is the utility model discloses embodiment 1 amortization lid for compressor with the bearing longitudinal cutting schematic diagram.
As shown in the figure, embodiment 1 of the utility model provides a amortization lid for compressor, its detachable bearing 10 that is fixed in the compressor pump body, its characterized in that: the bearing 10 comprises a bearing handle part 12 and a bearing flange 14, wherein the bearing flange 14 is annularly arranged on the outer side of one end of the bearing handle part 12; the compressor silencing cover 20 comprises a first silencing cover body 22 and a second silencing cover body 24, wherein the first silencing cover body 22 is in a cover-shaped structure and covers the bearing handle part 12, and the edge of the first silencing cover body 22 is abutted against the end face of the bearing flange 14; the second silencing cover body 24 is a cylindrical structure, is sleeved outside the bearing handle part 12, and has one end fixedly connected with the edge of the first silencing cover body 22; the inner sides of the first silencing cover body 22 and/or the second silencing cover body 24 are provided with annular bulges 30, and the circle centers of the annular bulges 30 are superposed with the axle center of the bearing 10; when the compressor is detachably fixed to the bearing 10 by the muffler cover, the annular projection 30 abuts against the outer surface of the bearing 10.
The embodiment of the utility model provides a amortization lid for compressor, it passes through structural design first amortization lid body and/or second amortization lid body inboard sets up cyclic annular arch, utilizes cyclic annular arch with bearing surface's butt effectively improves amortization lid for the compressor and sealing performance between the bearing avoids appearing gas leakage's problem, can increase to a certain extent moreover amortization lid for the compressor with fixed stability between the bearing can avoid amortization lid bolt fixed position department for the compressor appears warping and then appears gas leakage's problem in the department of deformation easily because stress concentration, has effectively guaranteed the compressor efficiency, has solved simultaneously because the unusual noise problem of gas leakage production.
Further, the first sound-deadening lid body 22 includes a convex portion 222 and a fixing portion 224, the fixing portion 224 is located outside the convex portion 222 and is fixedly connected with the edge of the convex portion 222; a circular through hole 226 penetrates through the center of the boss 222, and the inner diameter of the circular through hole 226 is not larger than the outer diameter of the bearing handle 12; the annular protrusion 30 comprises a first annular protrusion 32 and/or a second annular protrusion 34, the first annular protrusion 32 is positioned inside the protrusion 222 and can be abutted with the end face of the bearing flange 14; the second annular projection 34 is located inside the second sound-deadening cap body 24 and is abuttable against a side surface of the bearing flange 14, and the second annular projection 34 is interference-fitted with an outer diameter of the bearing flange 14. The arrangement of the first annular protrusion 32 and/or the second annular protrusion 34 can realize sealing fit with the end face and/or the outer side surface of the bearing flange 14, so that the sealing performance is improved, and meanwhile, the arrangement of the obtained second annular protrusion 34 in interference fit with the outer diameter of the bearing flange 14 can further improve the sealing performance and the stability of a fixed structure.
It should be noted that, the utility model discloses embodiment 1 first amortization lid body 22 and/or second amortization lid body 24 inboard are provided with cyclic annular arch 30, can be for only first amortization lid body 22 inboard is provided with first cyclic annular arch 32, as shown in fig. 3 promptly, or only second amortization lid body 24 inboard is provided with second cyclic annular arch 34, as shown in fig. 4, or first amortization lid body 22 inboard is provided with first cyclic annular arch 32, and second amortization lid body 24 inboard is provided with second cyclic annular arch 34, through the combination collocation, can satisfy the demand of different compressor pump body structure samples.
Specifically, as an alternative embodiment, in this embodiment, the cross sections of the first annular protrusion 32 and the second annular protrusion 34 may be circular arc, triangular or trapezoidal, the sealing performance and the stability of the fixing structure are good, and the processing and the forming are convenient.
The silencing cover for the compressor in the embodiment 1 of the utility model is provided with the annular bulge at the inner side of the first silencing cover body and/or the second silencing cover body through the structural design, and by utilizing the abutting of the annular bulge and the bearing surface, and further limits the position arrangement and the structure arrangement of the annular bulge in the preferred embodiment, effectively improves the sealing performance between the silencing cover for the compressor and the bearing, avoids the problem of gas leakage, and effectively increase the stability of fixing between amortization lid for the compressor and the bearing, can avoid the problem that the amortization lid bolt fixed position department for the compressor appears warping and then appears gas leakage easily in the department that warp because stress concentration appears, effectively guaranteed the compressor efficiency, solved simultaneously because the unusual noise problem of high-pressure gas leakage production.
Example 2
The embodiment 2 of the utility model also provides a compressor pump body, which comprises a bearing, a cylinder component, a piston, a crankshaft and the silencing cover of the embodiment 1; the bearing comprises a first bearing and a second bearing, the first bearing and the second bearing are detachably fixed and enclose to form a working space, and the air cylinder assembly is arranged in the working space; the piston is movably arranged in the cylinder component; the crankshaft movably penetrates through the inner hole of the first bearing and the inner hole of the bearing and can drive the piston to reciprocate and complete refrigerant compression; the silencing cover for the compressor is detachably fixed on the first bearing and/or the second bearing
As an alternative, in this embodiment, the sound attenuation cover for the compressor is detachably fixed to the bearing by a fixing bolt.
Specifically, in the description of embodiment 2 of the present invention, the detachable fixation of the compressor muffler cover and the bearing is described by taking the second bearing as an example, and the structure and principle of the detachable fixation are the same as those of the first bearing, and therefore, the description thereof will not be repeated here. The air cylinder assembly is characterized in that a plurality of screw holes are formed in the surface of one side, facing the second bearing, of the air cylinder assembly, a second fixing hole penetrates through the bearing flange of the second bearing corresponding to the screw holes, a first fixing hole penetrates through the fixing part corresponding to the second fixing hole, and the fixing bolts penetrate through the first fixing hole, the second fixing hole and the screw holes in sequence. Through fixing bolt with the cooperation of screw, fixed orifices realizes detachable fixed, and the good and convenient to detach of fixed stability is favorable to improving production packaging efficiency. Further preferably, the number of screw holes is at least 4, and it evenly sets up along circumference, improves fixed stability.
The embodiment of the utility model provides 2 the compressor pump body, it passes through the setting of amortization lid for the compressor has effectively avoided high-pressure gas's leakage, has guaranteed the compressor efficiency and has avoided the problem of unusual noise, has improved structural stability, increase of service life simultaneously.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (8)
1. The utility model provides a amortization lid for compressor, its detachable bearing that is fixed in the compressor pump body, its characterized in that: the bearing comprises a bearing handle part and a bearing flange, and the bearing flange is annularly arranged on the outer side of one end of the bearing handle part; the silencing cover for the compressor comprises a first silencing cover body and a second silencing cover body, wherein the first silencing cover body is of a cover-shaped structure and covers the bearing handle part, and the edge of the first silencing cover body is abutted to the end face of the bearing flange; the second silencing cover body is of a cylindrical structure, is sleeved outside the bearing handle part and is fixedly connected with one end of the first silencing cover body; an annular bulge is arranged on the inner side of the first silencing cover body and/or the second silencing cover body, and the circle center of the annular bulge is superposed with the axis of the bearing; when the silencing cover for the compressor is detachably fixed with the bearing, the annular bulge is abutted to the outer surface of the bearing.
2. The muffler cover for a compressor according to claim 1, wherein: the first silencing cover body comprises a convex part and a fixing part, and the fixing part is positioned on the outer side of the convex part and is fixedly connected with the edge of the convex part; a circular through hole penetrates through the center of the boss, and the inner diameter of the circular through hole is not larger than the outer diameter of the bearing handle; the annular bulge comprises a first annular bulge and/or a second annular bulge, and the first annular bulge is positioned on the inner side of the bulge and can be abutted against the end face of the bearing flange; the second annular bulge is located the second amortization lid body is inboard, and can with bearing flange side surface butt, just the second annular bulge with bearing flange's external diameter interference fit.
3. The muffler cover for a compressor according to claim 2, wherein: the cross sections of the first annular bulge and the second annular bulge are circular arc-shaped, triangular or trapezoidal.
4. The muffler cover for a compressor according to claim 2, wherein: the silencing cover for the compressor is an integrally formed part.
5. A compressor pump body characterized in that: comprising a bearing, a cylinder assembly, a piston, a crankshaft, and the acoustic cover of any of claims 2-4; the bearing comprises a first bearing and a second bearing, the first bearing and the second bearing are detachably fixed and enclose to form a working space, and the air cylinder assembly is arranged in the working space; the piston is movably arranged in the cylinder component; the crankshaft movably penetrates through the inner hole of the first bearing and the inner hole of the bearing and can drive the piston to reciprocate and complete refrigerant compression; the compressor is detachably fixed on the first bearing and/or the second bearing through a silencing cover.
6. The compressor pump body of claim 5, wherein: the compressor is detachably fixed with the silencing cover through a fixing bolt and the bearing.
7. The compressor pump body of claim 6, wherein: the cylinder component is provided with a plurality of screw holes on one side surface facing the bearing, the bearing flange is provided with a second fixing hole in a penetrating way at a position corresponding to the screw holes, the fixing part of the first silencing cover body is provided with a first fixing hole in a penetrating way at a position corresponding to the second fixing hole, and the fixing bolts sequentially penetrate through the first fixing hole, the second fixing hole and the screw holes.
8. The compressor pump body of claim 7, wherein: the number of screw is 4 at least, and it evenly sets up along circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813357.5U CN214304246U (en) | 2020-11-27 | 2020-11-27 | Amortization lid and compressor pump body for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813357.5U CN214304246U (en) | 2020-11-27 | 2020-11-27 | Amortization lid and compressor pump body for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214304246U true CN214304246U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022813357.5U Active CN214304246U (en) | 2020-11-27 | 2020-11-27 | Amortization lid and compressor pump body for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214304246U (en) |
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2020
- 2020-11-27 CN CN202022813357.5U patent/CN214304246U/en active Active
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