CN211082277U - Refrigerant compressor and noise reduction structure thereof - Google Patents
Refrigerant compressor and noise reduction structure thereof Download PDFInfo
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- CN211082277U CN211082277U CN201922245439.1U CN201922245439U CN211082277U CN 211082277 U CN211082277 U CN 211082277U CN 201922245439 U CN201922245439 U CN 201922245439U CN 211082277 U CN211082277 U CN 211082277U
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Abstract
The utility model provides a refrigerant compressor and structure of making an uproar falls thereof belongs to indirect heating equipment and makes the field. It has solved the design of making an uproar or has fallen or install loaded down with trivial details, or be unfavorable for the pipeline to arrange the scheduling problem. The noise reduction structure of the refrigerant compressor comprises a peripheral body which is hermetically enclosed on the outer peripheral side of a compressor shell on the refrigerant compressor, and a noise reduction cavity and the like which are used for reducing decibels when noise generated during the operation of the refrigerant compressor is transmitted to the outside are arranged between the compressor shell and the peripheral body. This refrigerant compressor and structure of making an uproar falls has: this scheme has the advantage of low noise when guaranteeing the compressor operation when, and does not increase the degree of difficulty such as copper pipe arrange in product design.
Description
Technical Field
The utility model belongs to indirect heating equipment makes the field, especially relates to a refrigerant compressor who falls structure of making an uproar and contain above-mentioned structure with reduce refrigerant compressor noise.
Background
With the continuous improvement of living standard of people, the noise value of the air-conditioning product is given higher attention. However, noise performance of real air conditioning products, particularly large commercial air conditioning products, is difficult to meet the expectations of customers. In the aspect of reducing the noise value, engineers make many efforts, for example, the outer layer of the compressor is wrapped with soundproof cotton, the operation is often complicated, or a compressor soundproof cover with a large volume is additionally arranged, but the arrangement of the copper pipes and the arrangement of various devices are limited, and the final effect is not as desired.
SUMMERY OF THE UTILITY MODEL
A first object of the present invention is to provide a noise reduction structure for refrigerant compressor solving the above problems.
A second object of the present invention is to provide a refrigerant compressor including the above noise reduction structure.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model discloses a refrigerant compressor's structure of making an uproar falls, including the sealed peripheral body that encloses the compressor housing periphery side of locating on refrigerant compressor, be equipped with between compressor housing and the peripheral body and be used for reducing the noise that produces when refrigerant compressor moves to the external decibel of making an uproar chamber of falling when propagating.
In the noise reduction structure of the refrigerant compressor, the noise reduction cavity is in an approximate vacuum state.
In the noise reduction structure of the refrigerant compressor, the noise reduction cavity is filled with the filler capable of reducing noise.
In the noise reduction structure of the refrigerant compressor, the outer periphery body is provided with an outer opening communicated with the noise reduction cavity.
In the noise reduction structure of the refrigerant compressor, the outer port is connected with the extraction valve.
In the noise reduction structure of the refrigerant compressor, the peripheral body is provided with an exhaust port which is used for allowing a part of an exhaust pipe on the refrigerant compressor to enter the noise reduction cavity to be communicated with the inside of the compressor shell in a sealing way and the opposite outer end of the exhaust pipe extends out of the peripheral body.
In the noise reduction structure of the refrigerant compressor, the peripheral body is provided with an air suction port which is used for allowing a part of an air suction pipe on the refrigerant compressor to enter the noise reduction cavity to be hermetically communicated with the inside of the compressor shell, and the opposite outer end of the air suction pipe extends out of the peripheral body.
In the noise reduction structure of the refrigerant compressor, the peripheral body is arranged in all other areas except the area corresponding to the oil pool on the outer peripheral side of the shell of the compressor; the peripheral body is a cylindrical structure with an opening at one end, the compressor shell is sleeved in the peripheral body, the compressor shell positioned in the peripheral body is not contacted with the inner side of the peripheral body, and the circumferential edge of the opening end on the peripheral body is connected to the compressor shell in a sealing manner.
In the noise reduction structure of the refrigerant compressor, the peripheral body is formed by processing a thin sheet metal part and welded on the outer peripheral side of the compressor shell.
Foretell refrigerant compressor, including compressor housing, be equipped with the stator in the compressor housing and rather than complex rotor, the rotor with locate its interior bent axle cooperation, the axial one end of bent axle stretches into the oil bath, is equipped with blast pipe and the breathing pipe rather than inboard intercommunication on the compressor housing outside respectively, its characterized in that: the noise reduction structure is arranged on the outer side of the shell of the compressor.
Compared with the prior art, this refrigerant compressor's the advantage of making an uproar structure of falling lies in:
1. the noise reduction function is realized through a noise reduction cavity between the compressor shell and the peripheral body attached to the peripheral side of the compressor shell, and the peripheral body can also serve as a noise reduction role;
2. the peripheral body is arranged in all other areas except the area corresponding to the oil pool on the outer peripheral side of the compressor shell, so that the maximum effect of noise reduction is realized, and simultaneously, the material required by the peripheral body is saved, the area corresponding to the oil pool on the outer side of the compressor shell is not covered, so that the oil in the oil pool can play a certain role of noise reduction, and the noise reduction cavity can be replaced;
3. the peripheral body is formed by processing a thin sheet metal part and is welded on the periphery side of the compressor shell, so that the peripheral body is hermetically connected with the compressor shell, the peripheral body is convenient to manufacture and disassemble, materials required for manufacturing the sound-proof cover are greatly saved, and the installation space required for installing the sound-proof cover is greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 provides a schematic cross-sectional view of a prior art compressor.
Fig. 2 provides a schematic cross-sectional view of a compressor according to an embodiment of the present invention.
In the figure, compressor casings (a, a '), stators (b, b'), rotors (c, c '), crankshafts (d, d'), oil sumps (e, e '), exhaust pipes (f, f'), intake pipes (g, g '), electronic control boxes (h, h'), outer bodies 101, noise reduction chambers 102, outer ports 103, suction valves 104, exhaust ports 105, and intake ports 106.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
As shown in fig. 2, the refrigerant compressor includes a compressor housing a, a stator b and a rotor c engaged with the stator b are disposed in the compressor housing a, the rotor c is engaged with a crankshaft d disposed therein, an axial end of the crankshaft d extends into an oil pool e, an exhaust pipe f and an air suction pipe g communicated with an inner side of the compressor housing a are disposed on an outer side of the compressor housing a, and a noise reduction structure is disposed on the outer side of the compressor housing a.
As shown in fig. 2, the electrical control box h here is provided on the outside of the noise reducing structure.
Preferably, the noise reduction structure and the compressor shell a are designed as a whole, so that the noise reduction structure is convenient to manufacture, and meanwhile, the connecting strength of the noise reduction structure and the compressor shell a is improved.
The noise reduction structure of the refrigerant compressor includes, but is not limited to, the following embodiments.
Example 1
As shown in fig. 2, the noise reduction structure of the refrigerant compressor includes an outer body 101 hermetically enclosed on an outer peripheral side of a compressor housing a of the refrigerant compressor, and a noise reduction cavity 102 for reducing decibels when noise generated during operation of the refrigerant compressor is transmitted to the outside is disposed between the compressor housing a and the outer body 101.
The outer body 101 is mainly hermetically enclosed in the working area of the compressor housing a corresponding to the operation of the rotor c and the stator b, but the outer body 101 may be provided in all other areas except the area corresponding to the oil pool e on the outer peripheral side of the compressor housing a in order to reduce the decibel of the noise generated when the refrigerant compressor operates as much as possible.
As shown in fig. 2, the peripheral body 101 is a cylindrical structure with an open end, the compressor housing a is sleeved in the peripheral body 101, the compressor housing a in the peripheral body 101 is not in contact with the inner side of the peripheral body 101, and the circumferential edge of the open end of the peripheral body 101 is hermetically connected to the compressor housing a.
Here, the peripheral body 101 is not limited to a single body, and may be a plurality of bodies.
In addition, the peripheral body 101 is machined from thin sheet metal parts, so that different peripheral bodies 101 can be manufactured by setting relevant parameters on a numerical control machine tool so as to be matched with corresponding compressors, the sheet metal part is welded on the outer periphery of the compressor shell a, the sheet metal part only needs 1mm of thickness, the compressor sound-proof cover with large volume is not needed to be arranged on the outer cover of the compressor, but only a peripheral body 101 made of sheet metal parts matched with the size and the shape of the compressor shell a needs to be welded on the compressor shell a, thus, a large amount of material required for noise reduction is saved, and at the same time, since the compressor housing a and the peripheral body 101 are fixed together, separate transportation is not required during transportation, additional time is not required for mounting the noise reduction structure on the compressor housing a, and the requirement for mounting space is greatly reduced.
Preferably, the noise reduction chamber 102 is in a substantially vacuum state, and since sound is transmitted through a medium, the transmission of sound from the refrigerant compressor to the outside is greatly reduced due to the substantially reduced amount of the medium for sound transmission in the substantially vacuum state.
In addition, the outer peripheral body 101 is provided with an outer port 103 communicating with the noise reduction chamber 102, and preferably, an air extraction valve 104 is provided directly on the side of the outer port 103 so as to extract air located in the noise reduction chamber 102 as needed, but may be other members for blocking the outer port 103.
In addition, the peripheral body 101 may be provided with an exhaust port 105, through which a portion of the exhaust pipe f of the refrigerant compressor enters the noise reduction cavity 102 and is hermetically communicated with the interior of the compressor housing a, and an opposite outer end of the exhaust pipe f extends outward from the peripheral body 101.
Of course, the peripheral body 101 may further be provided with a suction port 106 through which a portion of the suction pipe g of the refrigerant compressor enters the noise reduction cavity 102 and is hermetically communicated with the interior of the compressor housing a, and an opposite outer end of the suction pipe g extends outward from the peripheral body 101.
Example 2
This embodiment is substantially the same as embodiment 1 except that: the noise reduction chamber 102 is not required to be in a state of approximately vacuum, and may be filled with a filler having a noise reduction function.
The filler having a noise reduction function may be a sound absorbing material, a sound insulating material, or both of them.
It should be further noted that the sound-absorbing material is usually made of porous, granular or foamed material, such as channel wood sound-absorbing board, polyester fiber sound-absorbing board, etc., and the sound-insulating material is usually made of material with high weight and high density, theoretically, the higher the density of the sound-insulating material is, the better the sound-insulating effect will be, for example, the magnesium oxide damping sound-insulating board, the damping sound-insulating felt, etc., are all sound-insulating materials.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms compressor housing (a, a '), stator (b, b'), rotor (c, c '), crankshaft (d, d'), oil sump (e, e '), exhaust pipe (f, f'), suction pipe (g, g '), electronic control box (h, h'), peripheral body 101, noise reduction chamber 102, external port 103, suction valve 104, exhaust port 105, suction port 106, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a refrigerant compressor falls structure of making an uproar which characterized in that: the noise reduction device comprises an outer peripheral body (101) which is hermetically enclosed on the outer peripheral side of a compressor shell (a) of a refrigerant compressor, wherein a noise reduction cavity (102) used for reducing decibels when noise generated during operation of the refrigerant compressor is transmitted to the outside is arranged between the compressor shell (a) and the outer peripheral body (101).
2. The refrigerant compressor noise reduction structure as claimed in claim 1, wherein the noise reduction chamber (102) is in a substantially vacuum state.
3. The refrigerant compressor noise reduction structure as claimed in claim 1, wherein the noise reduction cavity (102) is filled with a filler capable of reducing noise.
4. The refrigerant compressor noise reduction structure as claimed in any one of claims 1 to 3, wherein the outer body (101) is provided with an outer port (103) communicating with the noise reduction chamber (102).
5. The noise reduction structure of the refrigerant compressor as claimed in claim 4, wherein the outer port (103) is connected to an air extraction valve (104).
6. The noise reduction structure of the refrigerant compressor as claimed in claim 1, wherein the peripheral body (101) is provided with an exhaust port (105) through which a part of the exhaust pipe (f) of the refrigerant compressor enters the noise reduction cavity (102) to be hermetically communicated with the interior of the compressor housing (a) and the opposite outer end of which extends outward from the peripheral body (101).
7. The noise reduction structure of the refrigerant compressor as claimed in claim 1, wherein the peripheral body (101) is provided with a suction port (106) through which a portion of the suction pipe (g) of the refrigerant compressor enters the noise reduction cavity (102) to be hermetically communicated with the interior of the compressor housing (a) and the opposite outer end of the suction pipe extends outward from the peripheral body (101).
8. The noise reduction structure of a refrigerant compressor as claimed in claim 1, wherein the outer body (101) is provided in all regions except a region corresponding to the oil sump (e) on the outer circumferential side of the compressor housing (a); the outer body (101) is of a cylindrical structure with an opening at one end, the compressor shell (a) is sleeved in the outer body (101), the compressor shell (a) positioned in the outer body (101) is not in contact with the inner side of the outer body (101), and the circumferential edge of the opening end on the outer body (101) is connected to the compressor shell (a) in a sealing mode.
9. The noise reduction structure of a refrigerant compressor according to claim 1, wherein the outer peripheral body (101) is formed by processing a thin sheet metal member and welded to an outer peripheral side of the compressor housing (a).
10. The utility model provides a refrigerant compressor, includes compressor housing (a), compressor housing (a) in be equipped with stator (b) and rather than complex rotor (c), rotor (c) with locate bent axle (d) cooperation in it, the axial one end of bent axle (d) stretch into oil bath (e), compressor housing (a) outside on be equipped with blast pipe (f) and breathing pipe (g) rather than inboard intercommunication respectively, its characterized in that: a noise reduction structure as claimed in any one of claims 1 to 9 is arranged on the outer side of the compressor housing (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245439.1U CN211082277U (en) | 2019-12-13 | 2019-12-13 | Refrigerant compressor and noise reduction structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245439.1U CN211082277U (en) | 2019-12-13 | 2019-12-13 | Refrigerant compressor and noise reduction structure thereof |
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| CN211082277U true CN211082277U (en) | 2020-07-24 |
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| CN201922245439.1U Active CN211082277U (en) | 2019-12-13 | 2019-12-13 | Refrigerant compressor and noise reduction structure thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110836186A (en) * | 2019-12-13 | 2020-02-25 | 浙江中广电器股份有限公司 | Refrigerant compressor and noise reduction structure thereof |
| WO2022088308A1 (en) * | 2020-10-29 | 2022-05-05 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
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2019
- 2019-12-13 CN CN201922245439.1U patent/CN211082277U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110836186A (en) * | 2019-12-13 | 2020-02-25 | 浙江中广电器股份有限公司 | Refrigerant compressor and noise reduction structure thereof |
| WO2022088308A1 (en) * | 2020-10-29 | 2022-05-05 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
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Address after: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee after: Zhejiang Zhongguang Electric Appliance Group Co.,Ltd. Address before: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee before: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCES Co.,Ltd. |