CN110863990B - Compressor and air conditioner - Google Patents
Compressor and air conditioner Download PDFInfo
- Publication number
- CN110863990B CN110863990B CN201911133534.0A CN201911133534A CN110863990B CN 110863990 B CN110863990 B CN 110863990B CN 201911133534 A CN201911133534 A CN 201911133534A CN 110863990 B CN110863990 B CN 110863990B
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- chamber
- cavity
- communicating pipe
- compressor
- pump body
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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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
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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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/028—Means for improving or restricting lubricant flow
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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
- 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)
- Compressor (AREA)
Abstract
The application provides a compressor, an air conditioner, which comprises a housin, pump body subassembly, be provided with the partition piece in the casing, in order to keep apart the inside of casing for first chamber and second chamber, pump body subassembly is located first intracavity, be provided with exhaust passage on the chamber wall of second chamber, the compressor still includes first communicating pipe and second communicating pipe, first communicating pipe and second communicating pipe are linked together first chamber and second chamber respectively, first communicating pipe sets up the one end on the second chamber and becomes non-zero angle setting with exhaust passage, pump body subassembly exhaust refrigerant and fluid pass through first communicating pipe and get into the second intracavity, the refrigerant passes through exhaust passage and discharges, at least partly in the fluid flows into first intracavity through second communicating pipe, can effectively reduce the compressor and tell oily rate, prevent the bottom of compressor from lack of oil, avoid pump body subassembly to lead to wearing and tearing because of lack of oil.
Description
Technical Field
The application belongs to the technical field of air conditioning, and particularly relates to a compressor and an air conditioner.
Background
The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. In the existing rotor compressor, the compressor continuously exhausts upwards during operation, the upward turbulent resistance is far greater than the quality of oil drops, a part of lubricating oil in a compressor pump body assembly is discharged out of the compressor along with a refrigerant, and a part of lubricating oil is concentrated on the upper portion of a motor and cannot effectively descend in the compressor and return to an oil pool, so that the oil circulation rate of the compressor is high, the bottom of the compressor is lack of oil, and the problem of abrasion of the pump body assembly is solved.
Disclosure of Invention
Therefore, the technical problem that this application will be solved lies in providing a compressor, air conditioner, can effectively reduce the compressor and tell oily rate, prevents the bottom of compressor and lacks oil, avoids pump body subassembly to lead to wearing and tearing because of lacking oil.
In order to solve the above problems, the present application provides a compressor, comprising a housing and a pump body assembly, wherein a partition member is arranged in the housing, to isolate the interior of the housing into a first chamber and a second chamber, the pump body assembly being located within the first chamber, the cavity wall of the second cavity is provided with an exhaust passage, the compressor also comprises a first communicating pipe and a second communicating pipe, the first communicating pipe and the second communicating pipe respectively communicate the first chamber with the second chamber, one end of the first communicating pipe arranged on the second cavity and the exhaust channel are arranged at an angle different from zero, refrigerant and oil discharged by the pump body assembly enter the second cavity through the first communication pipe, the refrigerant is discharged through the discharge passage, and at least a part of the oil liquid flows into the first chamber through the second communication pipe.
Preferably, the first communication pipe includes a first end communicating with the exhaust port of the pump body assembly and a second end communicating with the second chamber,
preferably, the first communication pipe is located outside the housing, the first end is disposed on a side wall of the first cavity between the pump body assembly and the partition, and the second end is disposed on a side wall of the second cavity on a side close to the exhaust passage.
Preferably, the second communicating pipe is located outside the housing, an oil sump is further disposed in the first cavity, the second communicating pipe includes a first end and a second end, the first end is communicated with the oil sump, and the second end is disposed on a side wall of the second cavity close to one side of the first cavity.
Preferably, a first check part is arranged in the first communicating pipe to block the fluid from flowing back to the first cavity along the first communicating pipe from the second cavity, and a second check part is arranged in the second communicating pipe to block the fluid from flowing back to the second cavity along the second communicating pipe from the first cavity.
Preferably, first non return portion and/or second non return portion includes disk seat, support and valve block, the disk seat with support looks lock to form spacing space, the valve block is located in spacing space, be provided with the disk seat passageway on the disk seat, be provided with the support passageway on the support, the valve block can seal the disk seat passageway, in order to block first chamber with the second chamber intercommunication, the valve block can be opened the disk seat passageway, so that first chamber with the second chamber communicates with each other.
Preferably, the support comprises a support base, at least two limiting columns are arranged on the support base, the at least two limiting columns are arranged along the circumferential direction of the support base, one ends of the limiting columns are arranged on the support base, the other ends of the limiting columns are connected with the valve seat, limiting surfaces are arranged on the limiting columns, the valve plate is limited between the limiting surfaces and the valve seat, and at least two limiting columns are spaced to form the support channel.
Preferably, when a first check is provided in the first communication pipe, the valve seat in the first check is provided on an upstream side of the holder in the first check along an exhaust path of the pump body assembly;
when a second check portion is provided in the second communication pipe, the valve seat in the second check portion is provided on an upstream side of the bracket in the second check portion along an oil discharge path from the second chamber to the oil sump.
Preferably, the pump body assembly comprises an upper flange, the exhaust port of the pump body assembly is arranged on the upper flange, and the partition piece and the upper flange are integrally formed.
In another aspect of the invention, an air conditioner is provided, which comprises the compressor.
Advantageous effects
The compressor provided by the embodiment of the invention can effectively reduce the oil discharge rate of the compressor, prevent the bottom of the compressor from being lack of oil and avoid the abrasion of a pump body assembly caused by oil shortage.
Drawings
Fig. 1 is a schematic structural view of a compressor according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a first communication pipe according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a second communication pipe according to an embodiment of the present application;
FIG. 4 is a schematic view of a second check portion according to an embodiment of the present disclosure;
fig. 5 is an exploded view of a second check portion according to an embodiment of the present application.
The reference numerals are represented as:
1. a housing; 2. a spacer; 3. an exhaust passage; 4. a first communication pipe; 5. a second communicating pipe; 6. an exhaust port; 7. an oil sump; 8. a first non-return portion; 9. a second non-return portion; 10. a valve seat; 11. a valve seat passage; 12. a support; 13. a limiting column; 14. a valve plate; 15. and an upper flange.
Detailed Description
With reference to fig. 1 to 5, according to an embodiment of the present application, a compressor includes a housing 1, a pump body assembly, a partition member 2 is provided in the housing 1, so as to partition the inside of the housing 1 into a first chamber and a second chamber, the pump body assembly is located in the first chamber, an exhaust passage 3 is provided on a chamber wall of the second chamber, the compressor further includes a first communicating pipe 4 and a second communicating pipe 5, the first communicating pipe 4 and the second communicating pipe 5 respectively communicate the first chamber with the second chamber, an angle setting of the first communicating pipe 4 with the exhaust passage 3 is not zero at one end of the second chamber, a refrigerant and oil discharged from the pump body assembly enter the second chamber through the first communicating pipe 4, the refrigerant is discharged through the exhaust passage 3, and at least a part of the oil flows into the first communicating pipe through the second communicating pipe 5. Through setting up partition 2, so that the inside of casing 1 is kept apart to first chamber and second chamber, set up pump body subassembly in first intracavity, make partition 2 can block pump body subassembly's exhaust, prevent that direct upflow of exhaust from leading to the problem that oil drips can't fall, through setting up first communicating pipe 4 and second communicating pipe 5, for exhaust and oil return provide the route, can effectively reduce the compressor and tell oily rate, prevent the bottom lack of oil of compressor, avoid pump body subassembly to lead to wearing and tearing because of lacking oil.
Furthermore, the partition member 2 is transversely arranged in the shell 1, and the outer edge of the partition member 2 is fixedly connected with the inner wall of the shell 1 in a sealing manner.
Further, a motor assembly of the compressor is located within the second chamber.
Further, first communicating pipe 4 sets up the one end on the second chamber and becomes the angle setting that is not zero with exhaust passage 3, gas and some fluid upward movement in the fluid of second intracavity are arranged through first communicating pipe 4, and then discharge from exhaust passage 3, some fluid receives the action of gravity, fall to the bottom of second chamber, and then discharge through second communicating pipe 5, the separation of partial fluid and gas has been realized, can effectively reduce the compressor and tell oily rate, prevent the bottom of compressor and lack oil, avoid pump body assembly to lead to wearing and tearing because of the lack oil.
Specifically, in this embodiment, the first communicating pipe 4 is horizontally extended from one end of the second chamber, the exhaust passage 3 is vertically arranged on the housing 1, and the end of the first communicating pipe 4 arranged on the second chamber is arranged at 90 degrees to the exhaust passage 3.
Further, one end of the first communication pipe 4 provided in the second chamber is located obliquely below the exhaust duct 3.
Further, an exhaust pipe is vertically provided at the top of the casing 1, and the bottom end of the exhaust pipe, which is the inlet of the exhaust passage 3, is inserted into the casing 1.
First communicating pipe 4 includes first end and second end, and first end communicates with each other with pump body assembly's gas vent 6, and the second end communicates with each other with the second chamber, through set up first end to communicate with each other with pump body assembly's gas vent 6, can make pump body assembly's exhaust can get into first communicating pipe 4 smoothly to enter into the second chamber along first communicating pipe 4, guaranteed pump body assembly exhaust stability.
Further, first end setting is on the casing 1 lateral wall of pump body subassembly gas vent 6 department, and first end is a little higher than the gas vent 6 of pump body subassembly in vertical direction.
Further, the second end is provided on the side wall of the housing 1 obliquely below the exhaust passage 3, as close as possible to the exhaust port 6 in the vertical direction.
The first communicating pipe 4 is positioned outside the shell 1, the first end is arranged on the side wall of the first cavity between the pump body assembly and the partition part 2, and the second end is arranged on the side wall of the second cavity close to the exhaust channel 3. Through setting up first connecting pipe 4 outside casing 1, when providing pump body subassembly exhaust route, further guaranteed not influenced by updraft from second end exhaust fluid, can be smooth with the gas separation of combustion gas, and then drip the bottom in second chamber, realize the backward flow, can effectively reduce the compressor and tell oily rate.
Further, the first end and the second end of the first communicating pipe 4 are horizontally arranged, and the portion between the first end and the second end is vertically arranged.
The second communicating pipe 5 is located outside the housing 1, the first cavity is further provided with an oil pool 7, the second communicating pipe 5 comprises a first end and a second end, the first end is communicated with the oil pool 7, and the second end is arranged on the side wall of the second cavity close to one side of the first cavity. Through setting up second communicating pipe 5 outside casing 1, provide the oil return route from first chamber to oil bath 7, effectively guaranteed the smooth oil return after fluid and the gaseous reposition of redundant personnel, prevent that the bottom of compressor from lacking oil, avoid pump body subassembly to lead to wearing and tearing because of lacking oil.
Further, the first end and the second end of the second communicating pipe 5 are horizontally arranged, the part between the first end and the second end is vertically arranged, and the bottom of the first end is lower than the bottom of the second cavity, so that oil can enter the second communicating pipe 5.
Further, an oil sump 7 is located at the bottom of the second chamber.
A first check part 8 is arranged in the first communicating pipe 4 to block the fluid from flowing back to the first cavity from the second cavity along the first communicating pipe 4, and a second check part 9 is arranged in the second communicating pipe 5 to block the fluid from flowing back to the second cavity from the first cavity along the second communicating pipe 5.
Further, when the compressor shut down, the pressure in first chamber is greater than the pressure in second chamber, forms the pressure differential, for preventing that the fluid in first chamber from flowing back to the second chamber through first communicating pipe 4, amasss in the compressor pump body, and the load increase when leading to the compressor restart, the problem that the compressor broke down sets up first non return portion 8 in first communicating pipe 4, blocks fluid backward flow to first intracavity, and then prevents compressor start trouble.
Further, through setting up second non return portion 9, prevent effectively that fluid in the oil bath 7 from arranging to the second intracavity along second communicating pipe 5.
First non return portion 8 and/or second non return portion 9 include disk seat 10, support 12 and valve block 14, and disk seat 10 and support 12 looks lock to form spacing space, and valve block 14 is located spacing space, is provided with valve seat passageway 11 on the disk seat 10, is provided with the support passageway on the support 12, and valve block 14 can seal valve seat passageway 11, in order to block first chamber and second chamber intercommunication, and valve block 14 can open valve seat passageway 11, so that first chamber and second chamber communicate. When the first check portion 8 is provided in the first communication pipe 4, the valve seat 10 in the first check portion 8 is provided on the upstream side of the holder 12 in the first check portion 8 along the exhaust path of the pump body assembly;
when the second communication pipe 5 is provided with the second check portion 9 therein, the valve seat 10 in the second check portion 9 is disposed on the upstream side of the bracket 12 in the second check portion 9 along the oil discharge path of the second chamber to the oil pool. By arranging the valve seat 10, the bracket 12 and the valve plate 14, the function of one-way conduction is effectively achieved.
Further, in the present embodiment, each of the first check 8 and the second check 9 includes a valve seat 10, a bracket 12, and a valve sheet 14.
Further, the outer edge of the valve seat 10 is in sealing fit with the inner walls of the first communicating pipe 4 and the second communicating pipe 5, and the valve seat channel 11 is arranged along the axial direction of the first communicating pipe 4 and the second communicating pipe 5.
Further, the valve plate 14 is coaxially disposed with the first communication pipe 4 and the second communication pipe 5.
Further, both the first check 8 and the second check 9 are provided in the vertical portions of the first communication pipe 4 and the second communication pipe 5.
Further, when pump body subassembly exhaust, gas and fluid get into in the first connecting pipe 4, and push up valve block 14 in the first connecting pipe 4 from disk seat 10, gas and fluid can pass behind disk seat passageway 11 and the support passageway, flow through first non return portion 8, and get into the second chamber, realize exhausting, when pump body subassembly shut down, the pressure in first chamber is greater than the pressure in second chamber, form the pressure differential, valve block 14 in the first connecting pipe 4 receives self gravity and pressure this moment, paste and lean on disk seat 10, realize sealedly to disk seat passageway 11, prevent that fluid from backflowing.
Further, when the oil in the second cavity flows into the oil pool 7 through the second communicating pipe 5, the valve plate 14 in the second communicating pipe 5 is separated from the valve seat 10 by the gravity of the valve plate and the gravity of the oil, the oil can smoothly flow into the oil pool 7 downwards, and when the pressure in the oil pool 7 is increased, the valve plate 14 is pushed to move upwards to seal the valve seat channel 11, so that the oil in the oil pool 7 is prevented from returning to the second cavity.
Further, when the pump body assembly exhausts, when gas, liquid refrigerant and oil flow through around the first non return portion 8, can strike and separate in two spaces, consequently can derive the liquid refrigerant in the mixture after the first non return portion 8 of flowing through, flow into below oil bath 7 through second communicating pipe 5, simultaneously because the circulation direction of first non return portion 8 and compressor blast pipe do not intersect to indirectly reduce the oil rate of spouting.
The support 12 comprises a support base and at least two limiting columns 13 arranged on the support base, the at least two limiting columns 13 are arranged along the circumferential direction of the support base, one ends of the limiting columns 13 are arranged on the support base, the other ends of the limiting columns 13 are connected with the valve seat 10, limiting surfaces are arranged on the limiting columns 13, the valve plate 14 is limited between the limiting surfaces and the valve seat 10, and a space is formed between the at least two limiting columns 13 to form a support channel.
Further, the support base is a cylindrical structure with one open end, the opening faces the matched valve seat 10, the side wall of the limiting column 13 close to one end of the support base is attached to the inner wall of the support base, a through hole is formed in the bottom surface of the cylindrical structure of the support base, and the through hole forms a part of a support base channel.
Further, in this embodiment, the number of the limiting columns 13 is 4, and 4 limiting columns 13 are uniformly arranged on the bracket base along the circumferential direction.
Further, the position-limiting column 13 has a stepped structure to form a position-limiting surface.
Further, the limiting surface is arranged in the middle section of the limiting column 13.
Further, when the pump body assembly exhausts, the valve plate 14 in the first communicating pipe 4 is pushed against the limiting surface, and when the second cavity discharges oil to the oil pool 7, the valve plate 14 in the second communicating pipe 5 abuts against the limiting surface.
Further, when the pump body assembly exhausts, the discharged fluid sequentially passes through the space between the valve seat channel 11 and the limiting columns 13 and the through hole on the bottom surface of the bracket base and then is discharged out of the first non-return part 8, and when the second cavity discharges oil to the oil pool 7, the oil sequentially passes through the space between the valve seat channel 11 and the limiting columns 13 and the through hole on the bottom surface of the bracket base and then is discharged out of the second non-return part 9.
The pump body assembly comprises an upper flange 15, an exhaust port 6 of the pump body assembly is arranged on the upper flange 15, and the partition part 2 and the upper flange 15 are integrally formed, so that the stability of the compressor is improved.
Further, the partition part 2 and the upper flange 15 are horizontally arranged, a vertical section is arranged between the partition part 2 and the upper flange 15, the vertical section is sleeved on the outer side of the crankshaft, and the partition part 2, the upper flange 15 and the vertical section are integrally formed.
In another aspect of the present embodiment, an air conditioner is provided, which includes the compressor as described above.
The compressor provided by the embodiment of the invention can effectively reduce the oil discharge rate of the compressor, prevent the bottom of the compressor from being lack of oil and avoid the abrasion of a pump body assembly caused by oil shortage.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (10)
1. A compressor is characterized by comprising a shell (1) and a pump body assembly, wherein a partition (2) is arranged in the shell (1) to partition the interior of the shell (1) into a first cavity and a second cavity, the pump body assembly is positioned in the first cavity, an exhaust channel (3) is arranged on the wall of the second cavity, the compressor further comprises a first communicating pipe (4) and a second communicating pipe (5), the first communicating pipe (4) and the second communicating pipe (5) respectively communicate the first cavity with the second cavity, one end of the first communicating pipe (4) arranged on the second cavity and the exhaust channel (3) are arranged at an angle different from zero, refrigerant and oil liquid discharged by the pump body assembly enter the second cavity through the first communicating pipe (4), and the refrigerant is discharged through the exhaust channel (3), at least one part of the oil liquid flows into the first cavity through the second communicating pipe (5).
2. Compressor according to claim 1, characterized in that said first communication duct (4) comprises a first end communicating with the exhaust port (6) of the pump body assembly and a second end communicating with the second chamber.
3. Compressor according to claim 2, characterized in that said first communication duct (4) is located outside said casing (1), said first end being arranged on the side wall of said first chamber between said pump body assembly and said partition (2), said second end being arranged on the side wall of said second chamber on the side close to said discharge channel (3).
4. The compressor according to claim 1, wherein the second communication pipe (5) is located outside the housing (1), an oil sump (7) is further disposed in the first chamber, the second communication pipe (5) includes a first end and a second end, the first end is communicated with the oil sump (7), and the second end is disposed on a side wall of the second chamber on a side close to the first chamber.
5. The compressor according to any one of claims 1 to 4, wherein a first check (8) is provided in the first communication pipe (4) to block backflow of fluid from the second chamber into the first chamber along the first communication pipe (4), and a second check (9) is provided in the second communication pipe (5) to block backflow of fluid from the first chamber into the second chamber along the second communication pipe (5).
6. The compressor of claim 5, wherein the first check part (8) and/or the second check part (9) comprise a valve seat (10), a support (12) and a valve plate (14), the valve seat (10) is buckled with the support (12) to form a limiting space, the valve plate (14) is located in the limiting space, a valve seat channel (11) is arranged on the valve seat (10), a support channel is arranged on the support (12), the valve plate (14) can seal the valve seat channel (11) to block the first cavity from communicating with the second cavity, and the valve plate (14) can open the valve seat channel (11) to enable the first cavity to communicate with the second cavity.
7. The compressor of claim 6, wherein the bracket (12) comprises a bracket base, at least two limiting columns (13) are arranged on the bracket base, the at least two limiting columns (13) are arranged along the circumferential direction of the bracket base, one end of each limiting column (13) is arranged on the bracket base, the other end of each limiting column (13) is connected with the valve seat (10), a limiting surface is arranged on each limiting column (13), the valve plate (14) is limited between the limiting surface and the valve seat (10), and a gap is formed between the at least two limiting columns (13) to form the bracket channel.
8. Compressor according to claim 7, characterized in that, when a first check (8) is provided in the first communication pipe (4), along the exhaust path of the pump body assembly, the valve seat (10) in the first check (8) is provided on the upstream side of the bracket (12) in the first check (8);
when a second check part (9) is arranged in the second communicating pipe (5) and an oil pool (7) is arranged in the first cavity, the valve seat (10) in the second check part (9) is arranged on the upstream side of the support (12) in the second check part (9) along an oil discharge path from the second cavity to the oil pool (7).
9. Compressor according to claim 1, characterized in that the pump block assembly comprises an upper flange (15), the exhaust port (6) of the pump block assembly being provided on the upper flange (15), the partition (2) being integrally formed with the upper flange (15).
10. An air conditioner characterized by comprising the compressor according to any one of claims 1 to 9.
Priority Applications (1)
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CN201911133534.0A CN110863990B (en) | 2019-11-19 | 2019-11-19 | Compressor and air conditioner |
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CN201911133534.0A CN110863990B (en) | 2019-11-19 | 2019-11-19 | Compressor and air conditioner |
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CN110863990A CN110863990A (en) | 2020-03-06 |
CN110863990B true CN110863990B (en) | 2021-06-04 |
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Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002295381A (en) * | 2001-03-30 | 2002-10-09 | Hitachi Ltd | Horizontal scroll compressor for helium |
JP5050393B2 (en) * | 2006-04-19 | 2012-10-17 | ダイキン工業株式会社 | Compressor |
US9695819B2 (en) * | 2011-12-22 | 2017-07-04 | Panasonic Intellectual Property Management Co., Ltd. | Rotary compressor with cylinder immersed in oil |
US9388807B2 (en) * | 2012-01-11 | 2016-07-12 | Mitsubishi Electric Corporation | Vane compressor having a second discharge port that includes an opening portion to a compression space |
CN104632628B (en) * | 2015-02-05 | 2017-01-18 | 浙江博阳压缩机有限公司 | DC-powered air condition compressor of electrical vehicle |
CN204783695U (en) * | 2015-07-09 | 2015-11-18 | 广东美芝制冷设备有限公司 | Air conditioning system's compressor and air conditioning system who has this compressor |
CN106481555B (en) * | 2015-08-25 | 2018-09-07 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of horizontal compressor and temperature equipment |
CN105889069B (en) * | 2016-05-30 | 2017-12-12 | 广西大学 | It is vented the low rotary compressor of oil content |
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