CN107489620A - Compressor and there is its air conditioner - Google Patents
Compressor and there is its air conditioner Download PDFInfo
- Publication number
- CN107489620A CN107489620A CN201710817114.9A CN201710817114A CN107489620A CN 107489620 A CN107489620 A CN 107489620A CN 201710817114 A CN201710817114 A CN 201710817114A CN 107489620 A CN107489620 A CN 107489620A
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- Prior art keywords
- cylinder
- housing
- compressor
- exhaust passage
- cylinder assembly
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention provides a kind of compressor and there is its air conditioner.Compressor includes housing；First cylinder assembly is arranged in housing, and the first cylinder assembly includes the first cylinder and first exhaust passage, and first exhaust passage is connected with the exhaust outlet of the first cylinder, and refrigerant is expelled to outside housing by the first cylinder by first exhaust passage；Second cylinder assembly is arranged in housing, second cylinder assembly includes the second cylinder and second exhaust passage, second exhaust passage is connected with the exhaust outlet of the second cylinder, refrigerant is expelled to outside housing by the second cylinder by second exhaust passage, and first exhaust passage is provided independently from second exhaust passage.The compressor so set can be carried out while heated using only the refrigerant of two cylinder assembly discharges, or be freezed simultaneously, or one of them is used to heat another for freezing.The use function of effectively increasing the compressor is so set, improves the practicality and reliability of the compressor.
Description
Technical field
The present invention relates to air-conditioner device technical field, in particular to a kind of compressor and has its air conditioner.
Background technology
The exhaust mode of compressor of the prior art is single, especially for having multiple cylinder assemblies in pump body structure
When, after the refrigerant after multiple cylinder compressions is drained into compression case body, then the exhaust outlet discharge from compressor.So set
So that the refrigerant passage of multiple cylinders discharge is single, cause compressor function single use get up inconvenience the problem of.
The content of the invention
It is a primary object of the present invention to provide a kind of compressor and there is its air conditioner, to solve to press in the prior art
The problem of contracting machine feature is single.
To achieve these goals, according to an aspect of the invention, there is provided a kind of compressor, including：Housing；First
Cylinder assembly, the first cylinder assembly are arranged in housing, and the first cylinder assembly includes the first cylinder and first exhaust passage, and first
Exhaust passage is connected with the exhaust outlet of the first cylinder, and refrigerant is expelled to outside housing by the first cylinder by first exhaust passage；
Second cylinder assembly, the second cylinder assembly are arranged in housing, and the second cylinder assembly includes the second cylinder and second exhaust passage,
Second exhaust passage is connected with the exhaust outlet of the second cylinder, and refrigerant is expelled to housing by the second cylinder by second exhaust passage
Outside, first exhaust passage is provided independently from second exhaust passage.
Further, housing has the intracavity inter-connection of housing exhaust outlet, housing exhaust outlet and housing, the row of the first cylinder
Gas port and intracavity inter-connection, enclosed between the first cylinder assembly and the inwall of housing and be set as first exhaust passage.
Further, compressor also includes：Flange portion, flange portion are arranged in housing and are adjacent to the second cylinder assembly
Setting, the second exhaust passage of part is opened in flange portion and is connected with the exhaust outlet of the second cylinder, and the of another part
Two exhaust passages are extended to outside housing.
Further, the first cylinder assembly also includes：First air intake passage, the first end of the first air intake passage extend to shell
It is connected in vivo and with the air entry of the first cylinder, the second end of the first air intake passage is extended to outside housing.
Further, the second cylinder assembly also includes：Second air intake passage, the first end of the second air intake passage extend to shell
It is connected in vivo and with the air entry of the second cylinder, the second end of the second air intake passage is extended to outside housing, the first air intake passage
It is provided independently from the second air intake passage.
Further, compressor also includes：Bent axle, bent axle are arranged in housing, bent axle successively with the first cylinder assembly and
Second cylinder assembly is connected.
Further, compressor also includes：Drive division, drive division are arranged in housing and are connected with bent axle.
Further, the compression volume of the first cylinder is identical with the compression volume of the second cylinder, or, the pressure of the first cylinder
Capacity reducing amount is different from the compression volume of the second cylinder.
Further, compressor also includes：Exhaust valve plate, exhaust valve plate are arranged in second exhaust passage.
According to another aspect of the present invention, there is provided a kind of air conditioner, including compressor, compressor are above-mentioned compression
Machine.
Apply the technical scheme of the present invention, by compress out through the first cylinder assembly and the second cylinder assembly in compressor
Refrigerant is expelled to outside the housing of compressor by the first exhaust passage and second exhaust passage that set independently of each other respectively, so
The compressor of setting using only the refrigerant of two cylinder assembly discharges can heat simultaneously, or freeze simultaneously, or
One of them is used to heat another for freezing.The use function of effectively increasing the compressor is so set, improved
The practicality and reliability of the compressor.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment of the compressor according to the present invention.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, housing；11st, housing exhaust outlet；
20th, the first cylinder；21st, first exhaust passage；
30th, the second cylinder；
41st, first exhaust passage；42nd, second exhaust passage；43rd, the first air intake passage；44th, the second air intake passage；
50th, flange portion；60th, bent axle；70th, drive division.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first ", " second " in the description and claims of this application and accompanying drawing etc.
It is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the art so used
Language can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except illustrating herein
Or the order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit
In those steps or unit for clearly listing, but may include not list clearly or for these processes, method, production
The intrinsic other steps of product or equipment or unit.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand
The big thickness of layer and region, and make identical device is presented with like reference characters, thus they are retouched by omitting
State.
With reference to shown in Fig. 1, according to an embodiment of the invention, there is provided a kind of compressor.
Specifically, as shown in figure 1, the compressor includes housing 10, the first cylinder assembly and the second cylinder assembly.First gas
Cylinder component is arranged in housing 10, and the first cylinder assembly includes the first cylinder 20 and first exhaust passage 41, first exhaust passage
41 are connected with the exhaust outlet of the first cylinder 20, and refrigerant is expelled to housing 10 by the first cylinder 20 by first exhaust passage 41
Outside.Second cylinder assembly is arranged in housing 10, and the second cylinder assembly includes the second cylinder 30 and second exhaust passage 42, and second
Exhaust passage 42 is connected with the exhaust outlet of the second cylinder 30, and refrigerant is expelled to by the second cylinder 30 by second exhaust passage 42
Outside housing 10, first exhaust passage 21 is provided independently from second exhaust passage 42.
In the present embodiment, the refrigerant for compressing out through the first cylinder assembly and the second cylinder assembly in compressor is distinguished
It is expelled to by the first exhaust passage and second exhaust passage that set independently of each other outside the housing of compressor, the pressure so set
Contracting machine using only the refrigerant of two cylinder assembly discharges can heat simultaneously, or freeze simultaneously, or one of them
It is used to freeze for heating another.The use function of effectively increasing the compressor is so set, improves the compressor
Practicality and reliability.
Wherein, housing 10 has housing exhaust outlet 11, the intracavity inter-connection of housing exhaust outlet 11 and housing 10, the first cylinder
Enclosed between the inwall of 20 exhaust outlet and intracavity inter-connection, the first cylinder assembly and housing 10 and be set as first exhaust passage 41.I.e.
The set-up mode of first cylinder assembly can take conventional pump body structure to be arranged on the exhaust mode in the housing of compressor,
First the refrigerant that the first cylinder assembly compresses out is drained into compressor housing accommodating chamber, is then expelled to housing through accommodating chamber again
Outside, so set and make it that the structure of the compressor is simple, due to technically also very ripe, improve the production efficiency of compressor.
Further, compressor also includes flange portion 50.Flange portion 50 be arranged in housing 10 and with the second cylinder assembly
It is disposed adjacently, the second exhaust passage 42 of part is opened in flange portion 50 and is connected with the exhaust outlet of the second cylinder 30,
The second exhaust passage 42 of another part is extended to outside housing 10.As shown in figure 1, the first cylinder assembly and the second cylinder assembly edge
Vertical direction is set, and the first cylinder assembly is located at the top of the second cylinder assembly, and flange portion 50 is lower flange, and so setting makes
The refrigerant that must compress out through the second cylinder assembly is expelled directly out behind the exhaust passage in lower flange outside housing need not be with first
Housing is then exhausted from after the refrigerant mixing that cylinder assembly compresses out, can so facilitate and the refrigerant after each cylinder compression is carried out
It is utilized respectively, adds the use function and practicality of the compressor.
First cylinder assembly also includes the first air intake passage 43.The first end of first air intake passage 43 is extended in housing 10
And be connected with the air entry of the first cylinder 20, the second end of the first air intake passage 43 is extended to outside housing 10.Second air cylinder group
Part also includes the second air intake passage 44.The first end of second air intake passage 44 extend in housing 10 and with the suction of the second cylinder 30
Gas port is connected, and the second end of the second air intake passage 44 is extended to outside housing 10, the first air intake passage 43 and the second air intake passage
44 are provided independently from.So setting enables to first cylinder assembly and the second cylinder assembly to realize independent air inlet, keeps away
Exempt to cause one of them to enter the problem of unsaturated vapor causes compressor compresses hydraulic performance decline using same air inlet pipe.
Specifically, compressor also includes bent axle 60 and drive division 70.Bent axle 60 is arranged in housing 10, bent axle 60 successively with
First cylinder assembly and the second cylinder assembly are connected.Drive division 70 is arranged in housing 10 and is connected with bent axle 60.So
So that can just drive two cylinder assemblies to realize compression work using a drive division, the drive division is preferably motor.
Further, the compression volume of the first cylinder 20 is identical with the compression volume of the second cylinder 30, or, the first cylinder
20 compression volume is different from the compression volume of the second cylinder 30.So set can according to compressor it is specifically used when it is required
Operating mode select corresponding compressor, improve the practicality and reliability of the compressor.
Compressor also includes exhaust valve plate, and exhaust valve plate is arranged in second exhaust passage 42.So setting to improve
The compression performance of compressor.
Above-mentioned compressor can be also used for air-conditioner device technical field, i.e., according to another aspect of the present invention, there is provided
A kind of air conditioner.The air conditioner includes compressor, and compressor is the compressor in above-described embodiment.The compressor includes housing
10th, the first cylinder assembly and the second cylinder assembly.First cylinder assembly is arranged in housing 10, and the first cylinder assembly includes first
Cylinder 20 and first exhaust passage 41, first exhaust passage 41 are connected with the exhaust outlet of the first cylinder 20, and the first cylinder 20 is logical
Cross first exhaust passage 41 refrigerant is expelled to outside housing 10.Second cylinder assembly is arranged in housing 10, the second cylinder assembly
Including the second cylinder 30 and second exhaust passage 42, second exhaust passage 42 is connected with the exhaust outlet of the second cylinder 30, and second
Refrigerant is expelled to outside housing 10 by cylinder 30 by second exhaust passage 42, and first exhaust passage 21 and second exhaust passage 42 are only
On the spot set.
In the present embodiment, the refrigerant for compressing out through the first cylinder assembly and the second cylinder assembly in compressor is distinguished
It is expelled to by the first exhaust passage and second exhaust passage that set independently of each other outside the housing of compressor, the pressure so set
Contracting machine using only the refrigerant of two cylinder assembly discharges can heat simultaneously, or freeze simultaneously, or one of them
It is used to freeze for heating another.The use function of effectively increasing the air conditioner with the compressor is so set, carried
The high practicality and reliability of the air conditioner.
In the present embodiment, from compressor internal compression structure design, two independent air entries are set, set two solely
Vertical exhaust outlet, two compression units are set, share a set of motor, realizes that the double compressions of unit are independent and carries out, unit can be real
Worked simultaneously under present two kinds of different operating conditions, realize different refrigeration, heat-production functions, be i.e. unit is difunctional.
Single compressor function is single at present, and a variety of different work(can not be realized simultaneously in multiduty environment is needed
Energy.The compressor that the application provides be may be implemented under two kinds of different operating conditions while different refrigeration, heating are realized in work
The double compression functions of function, i.e. unit.Two compression units can be that different minimum cylinder volume or identical compression are held
Product, minimum cylinder volume can be set according to specific functional requirement.
The compressor has two sets of compression units simultaneously, and two sets of compression units include the first cylinder assembly and the second air cylinder group
Part.Two compression unit air-breathings and exhaust channel are each independent, and it is achieved above not can be connected to two sets of different refrigeration systems
Same refrigerating function requirement.
The refrigerant of first cylinder assembly enters in the first cylinder through the first air intake passage, the high pressure chest of compression heel row to housing
Interior, motor is passed through in exhaust, and High Pressure Shell is discharged by first row gas port after being cooled to motor.Second cylinder assembly
Refrigerant enters in the second cylinder through the second air intake passage, and housing is discharged by second exhaust passage after compression.
Than that described above, it is also necessary to which explanation is " one embodiment ", " another implementation spoken of in this manual
Example ", " embodiment " etc., refer to that the specific features, structure or the feature that combine embodiment description are included in the application summary
Property description at least one embodiment in.It is not necessarily to refer to same reality that statement of the same race, which occur, in multiple places in the description
Apply example.Furthermore, it is understood that when describing a specific features, structure or feature with reference to any embodiment, what is advocated is knot
Other embodiment is closed to realize that this feature, structure or feature are also fallen within the scope of the present invention.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. compressor, it is characterised in that including：Housing (10)；First cylinder assembly, first cylinder assembly are arranged in the housing (10), and first cylinder assembly includes the One cylinder (20) and first exhaust passage (41), the exhaust outlet phase of the first exhaust passage (41) and first cylinder (20) Refrigerant is expelled to the housing (10) outside by connection, first cylinder (20) by the first exhaust passage (41)；Second cylinder assembly, second cylinder assembly are arranged in the housing (10), and second cylinder assembly includes the Two cylinders (30) and second exhaust passage (42), the exhaust outlet phase of the second exhaust passage (42) and second cylinder (30) Connection, refrigerant is expelled to the housing (10) outside by second cylinder (30) by the second exhaust passage (42), described First exhaust passage (21) is provided independently from the second exhaust passage (42).
- 2. compressor according to claim 1, it is characterised in that the housing (10) has housing exhaust outlet (11), institute State the intracavity inter-connection of housing exhaust outlet (11) and the housing (10), exhaust outlet and the inner chamber of first cylinder (20) It is connected, is enclosed between the inwall of first cylinder assembly and the housing (10) and be set as the first exhaust passage (41).
- 3. compressor according to claim 1, it is characterised in that the compressor also includes：Flange portion (50), the flange portion (50) are arranged in the housing (10) and are adjacent to second cylinder assembly and set Put, the second exhaust passage (42) of part be opened in the flange portion (50) and with the exhaust of second cylinder (30) Mouth is connected, and the second exhaust passage (42) of another part extends to the housing (10) outside.
- 4. compressor according to claim 1, it is characterised in that first cylinder assembly also includes：First air intake passage (43), the first end of first air intake passage (43) extend in the housing (10) and with it is described The air entry of first cylinder (20) is connected, and the second end of first air intake passage (43) extends to the housing (10) outside.
- 5. compressor according to claim 4, it is characterised in that second cylinder assembly also includes：Second air intake passage (44), the first end of second air intake passage (44) extend in the housing (10) and with it is described The air entry of second cylinder (30) is connected, and the second end of second air intake passage (44) extends to the housing (10) outside, First air intake passage (43) is provided independently from second air intake passage (44).
- 6. compressor according to claim 1, it is characterised in that the compressor also includes：Bent axle (60), the bent axle (60) are arranged in the housing (10), the bent axle (60) successively with first cylinder Component is connected with second cylinder assembly.
- 7. compressor according to claim 6, it is characterised in that the compressor also includes：Drive division (70), the drive division (70) are arranged in the housing (10) and are connected with the bent axle (60).
- 8. compressor according to claim 1, it is characterised in that the compression volume of first cylinder (20) and described the The compression volume of two cylinders (30) is identical, or, the compression volume of first cylinder (20) and second cylinder (30) Compression volume is different.
- 9. compressor according to claim 1, it is characterised in that the compressor also includes：Exhaust valve plate, the exhaust valve plate are arranged in the second exhaust passage (42).
- 10. a kind of air conditioner, including compressor, it is characterised in that the compressor is any one of claim 1 to 9 Compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710817114.9A CN107489620B (en) | 2017-09-11 | 2017-09-11 | Compressor and air conditioner with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710817114.9A CN107489620B (en) | 2017-09-11 | 2017-09-11 | Compressor and air conditioner with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107489620A true CN107489620A (en) | 2017-12-19 |
| CN107489620B CN107489620B (en) | 2023-10-03 |
Family
ID=60651457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710817114.9A Active CN107489620B (en) | 2017-09-11 | 2017-09-11 | Compressor and air conditioner with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107489620B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985384A (en) * | 2019-11-29 | 2020-04-10 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
| CN113250963A (en) * | 2020-02-13 | 2021-08-13 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010084594A (en) * | 2008-09-30 | 2010-04-15 | Daikin Ind Ltd | Rotary compressor |
| US20110179822A1 (en) * | 2008-09-30 | 2011-07-28 | Daikin Industries, Ltd. | Refrigerating apparatus |
| CN205090486U (en) * | 2015-09-24 | 2016-03-16 | 珠海格力电器股份有限公司 | Air conditioning system |
| CN106089712A (en) * | 2016-07-28 | 2016-11-09 | 广东美芝制冷设备有限公司 | Compressor and there is its cold-warm type refrigerating plant, single cold type refrigerating plant |
| CN106766422A (en) * | 2016-12-06 | 2017-05-31 | 广东美芝制冷设备有限公司 | Air-conditioner |
| CN207634310U (en) * | 2017-09-11 | 2018-07-20 | 珠海凌达压缩机有限公司 | Compressor and air conditioner with it |
-
2017
- 2017-09-11 CN CN201710817114.9A patent/CN107489620B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010084594A (en) * | 2008-09-30 | 2010-04-15 | Daikin Ind Ltd | Rotary compressor |
| US20110179822A1 (en) * | 2008-09-30 | 2011-07-28 | Daikin Industries, Ltd. | Refrigerating apparatus |
| CN205090486U (en) * | 2015-09-24 | 2016-03-16 | 珠海格力电器股份有限公司 | Air conditioning system |
| CN106089712A (en) * | 2016-07-28 | 2016-11-09 | 广东美芝制冷设备有限公司 | Compressor and there is its cold-warm type refrigerating plant, single cold type refrigerating plant |
| CN106766422A (en) * | 2016-12-06 | 2017-05-31 | 广东美芝制冷设备有限公司 | Air-conditioner |
| CN207634310U (en) * | 2017-09-11 | 2018-07-20 | 珠海凌达压缩机有限公司 | Compressor and air conditioner with it |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985384A (en) * | 2019-11-29 | 2020-04-10 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
| WO2021103552A1 (en) * | 2019-11-29 | 2021-06-03 | 安徽美芝精密制造有限公司 | Compressor and refrigeration device |
| CN110985384B (en) * | 2019-11-29 | 2023-11-17 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
| CN113250963A (en) * | 2020-02-13 | 2021-08-13 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
| CN113250963B (en) * | 2020-02-13 | 2022-07-12 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107489620B (en) | 2023-10-03 |
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