CN108468634A - A kind of compressor housing, compressor and refrigerator - Google Patents
A kind of compressor housing, compressor and refrigerator Download PDFInfo
- Publication number
- CN108468634A CN108468634A CN201810506291.XA CN201810506291A CN108468634A CN 108468634 A CN108468634 A CN 108468634A CN 201810506291 A CN201810506291 A CN 201810506291A CN 108468634 A CN108468634 A CN 108468634A
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- Prior art keywords
- wall
- shell
- vessel
- check valve
- compressor
- Prior art date
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Links
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000003466 welding Methods 0.000 claims abstract description 17
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005452 bending Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0033—Pulsation and noise damping means with encapsulations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
A kind of compressor housing of present invention offer, compressor and refrigerator.Wherein compressor housing includes the first shell and second shell that individually makes and can enclose installation space, and the first shell includes the first inner wall and the first outer wall.There is the first vessel for capableing of sound insulation between first inner wall and first outer wall.The second shell includes the second inner wall and the second outer wall, has the second vessel for capableing of sound insulation between second inner wall and second outer wall.First outer wall wraps up second outer wall and sealed connection.First shell and second shell are respectively provided with the first vessel and the second vessel so that the soundproof effect of first shell and second shell is reinforced.First shell and second shell individually make, and the second outer wall of the first outer wall package second shell of first shell is simultaneously tightly connected, and solves the problems, such as that this double-layer structure welding is difficult.This compressor and refrigerator are quieter at runtime as a result of this compressor housing.
Description
Technical field
The present invention relates to the compressor fields of refrigerator, in particular to a kind of compressor housing, compressor and electric ice
Case.
Background technology
Currently, compressor noise research causes the attention of more and more people, the more environmentally friendly product of the present market demand, more
Quiet, the energy saving trend for having become the sector development, existing noise reduction means are concentrated mainly on compressor housing, are reached with this
To the effect of noise reduction.And most of shells are all made of single hull, although can reach certain oise insulation factor, are difficult
There is better effect.
Invention content
One of the objects of the present invention is to provide a kind of compressor housing, the compressor housing can improve sound insulation and noise reduction and
Weld difficult problem.
At least one of in order to solve the above-mentioned technical problem, the present invention provides following technical schemes：
A kind of compressor housing, including individually make the first shell and second shell that can enclose installation space
Body, the first shell include the first inner wall and the first outer wall, and having between first inner wall and first outer wall can
First vessel of sound insulation, the second shell include the second inner wall and the second outer wall, outside second inner wall and described second
There is the second vessel for capableing of sound insulation, first outer wall to wrap up second outer wall and sealed connection between wall.
Further, in the alternative embodiment of the present invention, first inner wall and first outer wall welding, described the
Two inner walls and second outer wall welding.
Further, it in the alternative embodiment of the present invention, is provided between first inner wall and first outer wall
First sealing ring, first sealing ring are welded with first inner wall and first outer wall；Second inner wall and described
The second sealing ring is provided between second outer wall, second sealing ring is welded with second inner wall and second outer wall.
Further, in the alternative embodiment of the present invention, first outer wall is at least partially disposed at second outer wall
Outside and first outer wall it is Chong Die with second outer wall section, the edge of first outer wall and second outer wall weld
It connects.
Further, in the alternative embodiment of the present invention, the gap between first inner wall and first outer wall
The interstice coverage of ranging from 1.2-1.3mm, second inner wall and second outer wall is 1.2-1.3mm.
Further, in the alternative embodiment of the present invention, first vessel and second vessel are vacuum chamber.
Further, in the alternative embodiment of the present invention, the compression case further includes the first check valve, and described first
Check valve is connected to first inner wall, and the inlet channel of first check valve is connected to first vessel, and described first
The outlet passageway of check valve is connected to the installation space.
Further, in the alternative embodiment of the present invention, the compression case further includes the second check valve, and described second
Check valve is connected to second inner wall, and the inlet channel of second check valve is connected to second vessel, and described second
The outlet passageway of check valve is connected to the installation space.
The present invention also provides a kind of compressors, including：
Any of the above-described kind of compressor housing；And
Movement, the movement are installed on the installation space of the compressor housing.
The present invention also carries a kind of refrigerator, including any of the above-described kind of compressor.
Beneficial effects of the present invention include：Compressor housing, compressor and the electric ice that the present invention is obtained by above-mentioned design
Case, first shell and second shell included by one side compressor housing are respectively provided with the first vessel and the second vessel so that
The soundproof effect of first shell and second shell is reinforced, and another aspect first shell and second shell individually make, and
Second outer wall of the first outer wall package second shell of first shell is simultaneously tightly connected, and solves this double-layer structure welding hardly possible
Problem.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the schematic diagram after the compressor housing connection that embodiment of the present invention provides；
Fig. 2 is the schematic diagram for the first shell that embodiment of the present invention provides；
Fig. 3 is the schematic diagram for the second shell that embodiment of the present invention provides；
Fig. 4 is the enlarged drawing in IV region in Fig. 1；
Fig. 5 is the schematic diagram for the first shell that another embodiment of the present invention provides；
Fig. 6 is the schematic diagram for the second shell that another embodiment of the present invention provides.
Icon：100- compressor housings；100a- installation spaces；110- first shells；The first inner walls of 111-；112- first
Outer wall；The first vessels of 113-；The first sealing rings of 114-；120- second shells；The second inner walls of 121-；The second outer walls of 122-；123-
Second vessel；The second sealing rings of 124-；The first check valves of 130-；The second check valves of 140-.
Specific implementation mode
To keep the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit and wants below
The scope of the present invention of protection is sought, but is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained without creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it is to be understood that, term "inner", "outside", etc. the orientation or positional relationships of instructions be
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified equipment or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also can be indirectly connected through an intermediary that the interaction of the connection or two elements inside two elements is closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Embodiment
As shown in Figure 1, the embodiment provides a kind of compressor housing 100, which includes point
The first shell 110 and second shell 120 of installation space 100a can be enclosed by not being fabricated separately.Installation space 100a can be used
In the movement of installation compressor.First shell 110 and second shell 120 are produced individually, and after loading onto movement, first shell
110 and second shell 120 be tightly connected so that installation space 100a is isolated with free surrounding space, so compressor housing 100
One of effect is that the noise of reduction movement is passed to outer housing unofficial biography.
In this implementation, first shell 110 and second shell 120 all use double-layer structure, to reinforce the effect of noise reduction sound insulation.
Further, Fig. 2 is please referred to, first shell 110 includes the first inner wall 111 and the first outer wall 112, the first inner wall
111 and first have the first vessel 113 for capableing of sound insulation between outer wall 112.
Further, the interstice coverage between the first inner wall 111 and the first outer wall 112 is 1.2-1.3mm.In compression case
The spacing of the different parts of body 100, the first inner wall 111 and the first outer wall 112 substantially in 1.2-1.3mm, can it is identical can also
It is maintained in the deviation range of permission.
Further, in the alternative embodiment of the present invention, the first inner wall 111 and the welding of the first outer wall 112.For example, the
The edge of one inner wall 111 can have outwardly extending bending part.The outwardly extending size of bending part substantially with the first inner wall
111 and first outer wall 112 interval it is suitable so that in the state that the edge of the first inner wall 111 is contacted with the first outer wall 112,
The first vessel 113 of default size can be formed between one inner wall 111 and the first outer wall 112.When making first shell 110, first
Then the edge and the first outer wall 112 for making the first inner wall 111 contact by welding by the first inner wall 111 and the first outer wall
112 are sealingly coupled together.
Further, in the alternative embodiment of the present invention, the is provided between the first inner wall 111 and the first outer wall 112
One sealing ring 114, the first sealing ring 114 and the first inner wall 111 and the welding of the first outer wall 112.It, can when making first shell 110
The first sealing ring 114 to be first clipped in the margin location between the first inner wall 111 and the first outer wall 112 and close to the first inner wall 111
It sets, is then welded.
Further, Fig. 3 is please referred to, in the alternative embodiment of the present invention, second shell similar with first shell 110
Body 120 includes the second inner wall 121 and the second outer wall 122, and having between the second inner wall 121 and the second outer wall 122 being capable of sound insulation
The second vessel 123.
Further, in the alternative embodiment of the present invention, the interstice coverage of the second inner wall 121 and the second outer wall 122 is
1.2-1.3mm.The spacing of second inner wall 121 and the second outer wall 122 in 1.2-1.3mm, identical can also be maintained at substantially
In the deviation range of permission.
Further, in the alternative embodiment of the present invention, the second inner wall 121 and the welding of the second outer wall 122.For example, the
The edge of two inner walls 121 can have outwardly extending bending part.The outwardly extending size of bending part substantially with the second inner wall
121 and second outer wall 122 interval it is suitable so that in the state that the edge of the second inner wall 121 is contacted with the second outer wall 122,
The second vessel 123 of default size can be formed between two inner walls 121 and the second outer wall 122.When making second shell 120, first
Then the edge and the second outer wall 122 for making the second inner wall 121 contact by welding by the second inner wall 121 and the second outer wall
122 are sealingly coupled together.
Further, in the alternative embodiment of the present invention, the is provided between the second inner wall 121 and the second outer wall 122
Two sealing rings 124, the second sealing ring 124 and the second inner wall 121 and the welding of the second outer wall 122.It, can when making second shell 120
The second sealing ring 124 to be first clipped in the margin location between the second inner wall 121 and the second outer wall 122 and close to the second inner wall 121
It sets, is then welded.
Further, Fig. 1 and Fig. 4 are please referred to, the first outer wall 112 wraps up the second outer wall 122 and is tightly connected.First shell
110 can also be lower housing with upper shell, and first shell 110 is upper shell in this embodiment, and second shell 120 is lower casing
Body；In other embodiments, first shell 110 can be lower housing, and second shell 120 is upper shell.It in other words can be with
Be upper shell package lower housing can also be lower housing package upper shell.
Further, in the alternative embodiment of the present invention, the first outer wall 112 is at least partially disposed at the second outer wall 122
Outside and the first outer wall 112 partly overlaps with the second outer wall 122, the edge of the first outer wall 112 and the second outer wall 122 weld.The
The weld part of one outer wall 112 and the second outer wall 122 is enclosed around first shell 110 and second shell 120 1.
This structure design makes the shape design of compressor housing 100 be unlikely to too complicated, and not fragile when welding
The characteristic of bad first vessel 113 and the second vessel 123.It is possible to further by the position where welding position and the second vessel 123
It sets and is staggered, such as Figure 4.
In order to facilitate welding, after first shell 110 and second shell 120 can be made to assemble in place, the side of the first inner wall 111
Edge of the edge just with the second inner wall 121 supports, and is misplaced with to improve first shell 110 and second shell 120 in welding process
Problem.Further, the first outer wall 112 and the second outer wall 122 can also be made to be interference fitted, first shell 110 and second shell
A part for the first outer wall 112 is tightly attached to 122 outer surface of the second outer wall after 120 assemblings in place.
Further, in the alternative embodiment of the present invention, the size of the first outer wall 112 and 122 basic phase of the second outer wall
Together, and there is outwardly extending bending part in the edge of the first outer wall 112, which makes the close edge of the first outer wall 112
A part can wrap up the second outer wall 122.
Further, in the alternative embodiment of the present invention, the size of the first outer wall 112 is more than the second outer wall 122, in this way
The edge of first outer wall 112 can not design bending part.
Embodiment of the present invention also provides a kind of compressor, and this compressor includes movement and above-mentioned any compressor
Shell 100.Wherein movement is installed on the installation space 100a of compressor housing 100.Movement is first installed on first shell when installation
In body 110 or second shell 120, then first shell 110 and second shell 120 are attached.
Embodiment of the present invention also carries a kind of refrigerator, including any of the above-described kind of compressor.The other component of refrigerator and
Construction can refer to the prior art, and the difference of this refrigerator and existing refrigerator, which essentially consists in, uses this compressor.
Refrigerator leads to the problem of noise at runtime to be improved.
Noise transmission needs medium, and the density of medium can influence noise transmission, is there is the first vessel 113 and the second vessel
In the presence of 123, the density that noise externally transmits relied on medium is effectively reduced, sound is made to reduce the way to external radiation
Diameter can reduce noise transmission to a certain extent.
Further, as shown in Figure 5 and Figure 6, in the alternative embodiment of the present invention, the first vessel 113 and the second vessel
123 be vacuum chamber.And this vacuum chamber has just been made before 120 assembly and connection of first shell 110 and second shell
's.
It can exclude first while making first shell 110 and second shell 120 using existing technological means and hold
Chamber 113 and air in the second vessel 123 simultaneously form vacuum chamber.Vacuum chamber described here refers to the chamber that air pressure is less than atmospheric pressure
Body, vacuum degree are not limited to a certain occurrence.Gas in vacuum chamber is fewer, and closer to vacuum, sound insulation and noise reduction effect is better.
Further, in the alternative embodiment of the present invention, compression case further includes the first check valve 130, and first is unidirectional
Valve 130 is connected to the first inner wall 111, and the inlet channel of the first check valve 130 is connected to the first vessel 113, the first check valve 130
Outlet passageway be connected to installation space 100a.First check valve 130 is the valve of one-way conduction, so we flow into gas
The channel of first check valve 130 is defined as inlet channel, and the channel of gas the first check valve 130 of outflow is defined as outlet and leads to
Road.Corresponding with inlet channel is inlet end, outlet side corresponding with outlet passageway.The inlet end of first check valve 130 can be with
It stretches into the first vessel 113, portion can not also be inserted into the inner, as long as ensureing that the inlet channel of the first check valve 130 and first holds
Chamber 113 is connected to；Similarly, the outlet side of the first check valve 130 can be stretched into installation space 100a, can not also stretch into it
Inside, as long as ensureing that the inlet channel of the first check valve 130 is connected to installation space 100a.
Before 120 assembly and connection of first shell 110 and second shell, vacuum pump is connected to the first check valve 130, it is right
First vessel 113 is vacuumized.After vacuumizing, to the first thoroughly closing of check valve 130.
Further, in the alternative embodiment of the present invention, compression case further includes the second check valve 140, and second is unidirectional
Valve 140 is connected to the second inner wall 121, and the inlet channel of the second check valve 140 is connected to the second vessel 123, the second check valve 140
Outlet passageway be connected to installation space 100a.Similar with the second check valve 140, the first check valve 130 is also one-way conduction
Valve.The channel that gas is also flowed into the second check valve 140 by we is defined as inlet channel, and gas flows out the second check valve
140 channel is defined as outlet passageway.Corresponding with inlet channel is inlet end, outlet side corresponding with outlet passageway.First
The inlet end of check valve 130 can stretch into the second vessel 123, can not also insert into the inner portion, as long as ensureing the second check valve
140 inlet channel is connected to the second vessel 123；Similarly, the outlet side of the second check valve 140 can stretch into installation space
In 100a, portion can not also be inserted into the inner, as long as ensureing that the inlet channel of the second check valve 140 is connected to i.e. with installation space 100a
It can.
Before 120 assembly and connection of first shell 110 and second shell, vacuum pump is connected to the second check valve 140, it is right
Second vessel 123 is vacuumized.After vacuumizing, to the second thoroughly closing of check valve 140.
Compressor housing 100 provided in an embodiment of the present invention has the following advantages：One side first shell 110 and second shell
Body 120 is respectively provided with the first vessel 113 and the second vessel 123 so that the soundproof effect of first shell 110 and second shell 120
Reinforce, another aspect first shell 110 and second shell 120 individually make, and the first outer wall of first shell 110
Second outer wall 122 of 112 package second shells 120 is simultaneously tightly connected, and solves the problems, such as that this double-layer structure welding is difficult.
Compressor provided in an embodiment of the present invention is as a result of this shell structure so that is generated inside compressor makes an uproar
Sound is not easy to transmit outward, transmits reduce in other words.
Refrigerator provided in an embodiment of the present invention is as a result of this compressor so that refrigerator is quieter at work
, improve the use feeling of consumer.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of compressor housing, which is characterized in that the first shell including individually making and can enclose installation space
Body and second shell, the first shell include the first inner wall and the first outer wall, first inner wall and first outer wall it
Between have and be capable of the first vessel of sound insulation, the second shell includes the second inner wall and the second outer wall, second inner wall and
There is the second vessel for capableing of sound insulation, first outer wall wraps up second outer wall and sealing connects between second outer wall
It connects.
2. compressor housing according to claim 1, which is characterized in that first inner wall and first outer wall weldering
It connects, second inner wall and second outer wall welding.
3. compressor housing according to claim 1, which is characterized in that between first inner wall and first outer wall
It is provided with the first sealing ring, first sealing ring is welded with first inner wall and first outer wall；Second inner wall
The second sealing ring, second sealing ring and second inner wall and second outer wall are provided between second outer wall
Welding.
4. compressor housing according to claim 1, which is characterized in that first outer wall is at least partially disposed at described
The outside of two outer walls and first outer wall is Chong Die with second outer wall section, the edge of first outer wall and described second
Outer wall welds.
5. compressor housing according to claim 1, which is characterized in that between first inner wall and first outer wall
Interstice coverage be 1.2-1.3mm, the interstice coverage of second inner wall and second outer wall is 1.2-1.3mm.
6. compressor housing according to claim 1, which is characterized in that first vessel and second vessel are true
Cavity.
7. compressor housing according to claim 1, which is characterized in that the compression case further includes the first check valve,
First check valve is connected to first inner wall, and the inlet channel of first check valve is connected to first vessel,
The outlet passageway of first check valve is connected to the installation space.
8. compressor housing according to claim 1, which is characterized in that the compression case further includes the second check valve,
Second check valve is connected to second inner wall, and the inlet channel of second check valve is connected to second vessel,
The outlet passageway of second check valve is connected to the installation space.
9. a kind of compressor, which is characterized in that including：
According to claim 1-8 any one of them compressor housings；And
Movement, the movement are installed on the installation space of the compressor housing.
10. a kind of refrigerator, which is characterized in that including compressor according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506291.XA CN108468634B (en) | 2018-05-23 | 2018-05-23 | Compressor shell, compressor and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506291.XA CN108468634B (en) | 2018-05-23 | 2018-05-23 | Compressor shell, compressor and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108468634A true CN108468634A (en) | 2018-08-31 |
| CN108468634B CN108468634B (en) | 2024-08-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810506291.XA Active CN108468634B (en) | 2018-05-23 | 2018-05-23 | Compressor shell, compressor and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108468634B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963404A (en) * | 2020-08-26 | 2020-11-20 | 广州福茂汽车用品有限公司 | Piston type air compressor |
| CN113389707A (en) * | 2021-07-05 | 2021-09-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerator |
| CN114412754A (en) * | 2021-12-22 | 2022-04-29 | Tcl家用电器（合肥）有限公司 | Noise reduction device and refrigerator |
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| WO2013044613A1 (en) * | 2011-09-30 | 2013-04-04 | 黄石东贝电器股份有限公司 | Discrete heat-insulated exhaust muffler device and refrigeration compressor using same |
| CN204312352U (en) * | 2014-12-08 | 2015-05-06 | 广东美芝制冷设备有限公司 | Compressor |
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| CN208184936U (en) * | 2018-05-23 | 2018-12-04 | 黄石东贝电器股份有限公司 | A kind of compressor housing, compressor and refrigerator |
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| CN111963404A (en) * | 2020-08-26 | 2020-11-20 | 广州福茂汽车用品有限公司 | Piston type air compressor |
| CN111963404B (en) * | 2020-08-26 | 2022-06-14 | 长治凌燕机械厂 | Piston type air compressor |
| CN113389707A (en) * | 2021-07-05 | 2021-09-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerator |
| CN114412754A (en) * | 2021-12-22 | 2022-04-29 | Tcl家用电器（合肥）有限公司 | Noise reduction device and refrigerator |
| CN114412754B (en) * | 2021-12-22 | 2024-06-04 | Tcl家用电器（合肥）有限公司 | Noise reduction device and refrigerator |
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