CN221032991U - Noise reduction assembly of electric drive compressor - Google Patents
Noise reduction assembly of electric drive compressor Download PDFInfo
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- CN221032991U CN221032991U CN202322483227.3U CN202322483227U CN221032991U CN 221032991 U CN221032991 U CN 221032991U CN 202322483227 U CN202322483227 U CN 202322483227U CN 221032991 U CN221032991 U CN 221032991U
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- shell
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating 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
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model belongs to the technical field of compressor noise reduction equipment, and particularly relates to a noise reduction assembly of an electric drive compressor, which comprises a shell and noise reduction walls, wherein the noise reduction walls are positioned at two sides of the shell, each noise reduction wall comprises a convex block, a groove and an air duct, each air duct is in an inverted-U-shaped structure, the air duct is positioned between the convex block and the groove, and sound absorption layers are arranged on the surfaces of the convex block and the groove. The aim is that: through wind channel and sound absorbing layer, when the air extraction fan begins to rotate, can take out the interior gaseous air inlet duct of shell, the noise in the gas can collide repeatedly along with gas and lug and recess afterwards to offset a part of noise, the noise that can absorb the collision afterwards of sound absorbing layer makes the noise can be along with the flow of gas in the wind channel lower and lower, through above-mentioned structure, makes the noise that the fan produced can not spread outside, further improved the ability of making an uproar of compressor.
Description
Technical Field
The utility model belongs to the technical field of compressor noise reduction equipment, and particularly relates to a noise reduction assembly of an electric drive compressor.
Background
The compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, and is a heart of a refrigerating system, and the compressor sucks low-temperature low-pressure refrigerant gas from an air suction pipe, drives a piston to compress the low-temperature low-pressure refrigerant gas through motor operation, and then discharges high-temperature high-pressure refrigerant gas to an exhaust pipe to provide power for refrigerating circulation.
In the prior art, the machine body of the compressor can emit heat when compressing gas, an operator can install a fan to cool the compressor, however, in the rotating process of the fan, air flow collides with a machine case of the compressor to generate larger noise, and the existing compressor is usually directly placed in a workshop and lacks isolation, so that the noise generated by the compressor can be directly used as the working environment of the operator, and the long-time work of the operator is not facilitated.
The above information disclosed in the background section is only for enhancement of understanding of the background art from the technology described herein and, therefore, may contain some information that does not form the prior art that is already known in the country to a person of ordinary skill in the art.
Disclosure of utility model
In view of this, the present utility model provides a noise reduction assembly of an electrically driven compressor, which is aimed at, when an exhaust fan starts to rotate, pumping air in a housing into an air duct through an air duct and a sound absorption layer, then repeatedly colliding the air with a bump and a groove to offset a part of the noise, and then absorbing the collided noise by the sound absorption layer, so that the noise can be lower and lower in the air duct along with the flow of the air, the noise generated by the fan can not be transmitted to the outside, and the noise reduction capability of the compressor is further improved.
The technical scheme adopted by the utility model is as follows:
The utility model provides an subassembly of making an uproar falls in electric drive compressor, includes the shell and falls the wall of making an uproar, fall the wall of making an uproar and be located the both sides of shell, wherein, fall the wall of making an uproar and include lug, recess and wind channel, the wind channel is the setting of "several" font structure of inversion, and the wind channel is located between lug and the recess, the surface of lug and recess all is equipped with the sound absorbing layer.
As the preferable technical scheme, the sound absorbing layer is provided with a plurality of sound absorbing holes, and the convex blocks and the concave grooves are all solid metal structures.
Further, an exhaust fan is arranged on the inner side of the noise reduction wall, and an exhaust fan is arranged on the outer side of the noise reduction wall, wherein the exhaust fan and the exhaust fan are both in butt joint with the opening of the air duct.
Further, the outsides of the exhaust fan and the exhaust fan are provided with dust covers.
Further, the inside of shell is equipped with the compressor main part, and is equipped with the holder on the inner wall of shell, wherein, the holder centre gripping is in the outside of compressor main part.
As the preferable technical scheme, the bottom of compressor main part is equipped with the right angle kicking block, and the side and the bottom surface of right angle kicking block all are equipped with the pressure spring, and pressure spring and the inner wall fixed connection of shell, through the pressure spring, make right angle kicking block can elasticity laminating in the bottom of compressor main part.
Further, the top of shell is equipped with the top cap, through the top cap, makes the shell can wrap up the compressor main part completely.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. Through wind channel and sound absorbing layer, when the air extraction fan begins to rotate, can take out the interior gaseous air inlet duct of shell, the noise in the gas can collide repeatedly along with gas and lug and recess afterwards to offset a part of noise, the noise that can absorb the collision afterwards of sound absorbing layer, make the noise can pinch in the wind channel and follow the flow of gas and lower more and lower, through above-mentioned structure, make the noise that the fan produced can not spread outside, further improved the ability of making an uproar of compressor.
2. Through the use of clamping frame, right angle kicking block and pressure spring, the clamping frame can the centre gripping in the side of compressor main part, makes the compressor main part be difficult for appearing rocking, and the right angle kicking block can hug closely in the bottom of compressor main part under the elasticity of pressure spring, makes the bottom of compressor main part can be by the centre gripping to this vibration that reduces the compressor main part appearance, further reduced the noise that the compressor main part produced at the during operation.
Drawings
The utility model will now be described by way of example and with reference to the accompanying drawings in which:
Fig. 1 is a schematic structural diagram of a noise reduction assembly of an electric drive compressor according to an embodiment of the present application;
FIG. 2 is a schematic view of a housing according to an embodiment of the present application;
FIG. 3 is an enlarged schematic view of the structure shown in FIG. 1A according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a sound absorbing layer according to an embodiment of the present application.
A housing-1; a noise reduction wall-2; an exhaust fan-3; an exhaust fan-4; a compressor body-5; a top cover-6; a clamping frame-7; a right angle top block-8; a pressure spring-9; a dust cover-10; bump-11; a groove-12; an air duct-13; a sound absorbing layer (14); sound absorbing holes-15.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-2, the application discloses a noise reduction assembly of an electrically driven compressor, comprising:
The noise reduction wall 2 is positioned at two sides of the shell 1, wherein the noise reduction wall 2 comprises a convex block 11, a groove 12 and an air duct 13, the air duct 13 is arranged in an inverted-U-shaped structure, the air duct 13 is positioned between the convex block 11 and the groove 12, and sound absorption layers 14 are arranged on the surfaces of the convex block 11 and the groove 12; in the prior art, through wind channel and sound absorbing layer, when the air extraction fan starts to rotate, can take out the interior gas of shell into the wind channel in, noise in the gas can collide repeatedly along with gas and lug and recess afterwards to offset a part of noise, the noise that the sound absorbing layer can absorb the collision afterwards makes the noise can be along with the flow of gas in the wind channel lower and lower, through above-mentioned structure, makes the noise that the fan produced can not spread outside, further improved the noise reduction ability of compressor.
The embodiment provides an improvement scheme, specifically, including shell 1 and noise reduction wall 2, noise reduction wall 2 is located the both sides of shell 1, wherein, noise reduction wall 2 includes lug 11, recess 12 and wind channel 13, wind channel 13 is the setting of "several" font structure of inversion, and wind channel 13 is located between lug 11 and recess 12, the surface of lug 11 and recess 12 all is equipped with sound absorbing layer 14.
The working principle is as follows: when the air suction fan 4 starts to rotate, air in the shell 1 is pumped into the air duct 13 through the air duct 13 and the sound absorbing layer 14, noise in the air can repeatedly collide with the convex blocks 11 and the grooves 12 along with the air, so that part of noise is offset, and the sound absorbing layer 14 can absorb the collided noise, so that the noise can be lower and lower along with the flowing of the air in the air duct 13.
Example two
Referring to fig. 1-2, based on the first embodiment, the present embodiment provides an implementation manner of the embedded baffle 3 and the hidden rail, specifically, the sound absorbing layer 14 is provided with a plurality of sound absorbing holes 15, the protruding blocks 11 and the grooves 12 are all solid metal structures, the inner side of the noise reduction wall 2 is provided with an exhaust fan 4, and the outer side of the noise reduction wall 2 is provided with an exhaust fan 3, where the exhaust fan 4 and the exhaust fan 3 are both in butt joint with the opening of the air duct 13.
The working principle is as follows: when in use, through the sound absorbing holes 15, when noise contacts with the sound absorbing layer 14, the sound absorbing holes 15 absorb the noise into the holes, after the noise enters the sound absorbing holes 15, the noise is reflected in the sound absorbing layer 14 with a structure somewhat like a sponge until most of sound wave energy is consumed and becomes heat energy, the sound insulation effect is achieved, then the heat on the surface of the compressor main body 5 can be extracted by the air extracting fan 4, and then the heat is exhausted by the air extracting fan 4, so that the sound insulation effect can be achieved while the heat radiation effect is maintained, the working environment of workers is further improved, and the service life of the device is prolonged.
In this embodiment, the outsides of the exhaust fan 3 and the exhaust fan 4 are respectively provided with a dust cover 10, and external dust is not easy to enter the housing 1 through the exhaust fan 3 and the exhaust fan 4 by the dust covers 10.
Example III
Referring to fig. 3, on the basis of the first embodiment and the second embodiment, the present embodiment provides another preferred technical solution, specifically, the inside of the housing 1 is provided with a compressor main body 5, and a clamping frame 7 is disposed on the inner wall of the housing 1, where the clamping frame 7 is clamped on the outer side of the compressor main body 5, the bottom of the compressor main body 5 is provided with a right-angle top block 8, both sides and bottom surfaces of the right-angle top block 8 are provided with a compression spring 9, and the compression spring 9 is fixedly connected with the inner wall of the housing 1, and the right-angle top block 8 can be elastically attached to the bottom of the compressor main body 5 through the compression spring 9.
The working principle is as follows: when using, through the use of holder 7, right angle kicking block 8 and pressure spring 9, the holder 7 can the centre gripping in the side of compressor main part 5, makes compressor main part 5 be difficult for appearing rocking, and right angle kicking block 8 can hug closely in the bottom of compressor main part 5 under the elasticity of pressure spring 9, makes the bottom of compressor main part 5 can be by the centre gripping to this reduces the vibration that compressor main part 5 appears, further reduced the noise that compressor main part 5 produced at the during operation.
In this embodiment, the top of shell 1 is equipped with top cap 6, through top cap 6, makes shell 1 can wrap up compressor main part 5 completely, through above-mentioned structure, makes compressor main part 5 can keep apart with the outside, when protecting compressor main part 5 from colliding with, further improved the sound insulation effect.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a subassembly of making an uproar falls in electric drive compressor, includes shell (1) and falls wall (2) of making an uproar, a serial communication port, fall wall (2) and be located the both sides of shell (1), wherein, fall wall (2) of making an uproar include lug (11), recess (12) and wind channel (13), wind channel (13) are the setting of "several" font structure of inversion, and wind channel (13) are located between lug (11) and recess (12), the surface of lug (11) and recess (12) all is equipped with sound absorbing layer (14).
2. The noise reduction assembly of an electrically driven compressor according to claim 1, wherein the sound absorption layer (14) is provided with a plurality of sound absorption holes (15), and the protruding blocks (11) and the grooves (12) are of solid metal structures.
3. The noise reduction assembly of an electrically driven compressor according to claim 1, wherein an exhaust fan (4) is arranged on the inner side of the noise reduction wall (2), and an exhaust fan (3) is arranged on the outer side of the noise reduction wall (2), wherein the exhaust fan (4) and the exhaust fan (3) are both in butt joint with an opening of an air duct (13).
4. A noise reduction assembly of an electrically driven compressor according to claim 3, characterized in that the outsides of the exhaust fan (3) and the suction fan (4) are provided with dust covers (10).
5. The noise reduction assembly of an electrically driven compressor according to claim 1, characterized in that the interior of the housing (1) is provided with a compressor body (5), and the inner wall of the housing (1) is provided with a clamping frame (7), wherein the clamping frame (7) is clamped at the outer side of the compressor body (5).
6. The noise reduction assembly of an electrically driven compressor according to claim 5, wherein a right-angle ejector block (8) is arranged at the bottom of the compressor main body (5), pressure springs (9) are arranged on the side surfaces and the bottom surface of the right-angle ejector block (8), the pressure springs (9) are fixedly connected with the inner wall of the shell (1), and the right-angle ejector block (8) can be elastically attached to the bottom of the compressor main body (5) through the pressure springs (9).
7. The noise reduction assembly of an electrically driven compressor according to claim 1, wherein the top of the housing (1) is provided with a top cover (6), and the housing (1) can completely wrap the compressor body (5) through the top cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483227.3U CN221032991U (en) | 2023-09-13 | 2023-09-13 | Noise reduction assembly of electric drive compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483227.3U CN221032991U (en) | 2023-09-13 | 2023-09-13 | Noise reduction assembly of electric drive compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221032991U true CN221032991U (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322483227.3U Active CN221032991U (en) | 2023-09-13 | 2023-09-13 | Noise reduction assembly of electric drive compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221032991U (en) |
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2023
- 2023-09-13 CN CN202322483227.3U patent/CN221032991U/en active Active
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