WO2020042433A1 - 泵体组件、压缩机及空调器 - Google Patents

泵体组件、压缩机及空调器 Download PDF

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Publication number
WO2020042433A1
WO2020042433A1 PCT/CN2018/120667 CN2018120667W WO2020042433A1 WO 2020042433 A1 WO2020042433 A1 WO 2020042433A1 CN 2018120667 W CN2018120667 W CN 2018120667W WO 2020042433 A1 WO2020042433 A1 WO 2020042433A1
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WO
WIPO (PCT)
Prior art keywords
flange
pump body
exhaust
cylinder
sliding
Prior art date
Application number
PCT/CN2018/120667
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
魏会军
杨国蟒
徐嘉
邓丽颖
梁社兵
万鹏凯
刘喜兴
刘国良
Original Assignee
珠海格力电器股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 珠海格力电器股份有限公司 filed Critical 珠海格力电器股份有限公司
Priority to EP18932016.1A priority Critical patent/EP3779198A4/en
Priority to JP2020561900A priority patent/JP2021529280A/ja
Priority to US17/058,657 priority patent/US20210199113A1/en
Publication of WO2020042433A1 publication Critical patent/WO2020042433A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/30—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F01C1/34—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members
    • F01C1/344—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C14/12—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/18—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C2/3448—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member with axially movable vanes
    • 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
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • 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
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/56—Bearing bushings or details thereof
    • 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
    • F04C2240/00—Components
    • F04C2240/60—Shafts

Definitions

  • the present invention relates to the technical field of air conditioner equipment, and in particular, to a pump body assembly, a compressor, and an air conditioner.
  • the discharge ports are generally dislocated.
  • the force on the sliding plate 50 ' will be affected at the time of exhausting.
  • the sliding plate 50' is subjected to different directions.
  • the action of the two forces F1 and F2 the two forces form a turning moment, and the sliding plate will overturn under the action of the rotating moment, thereby causing the sliding plate 50 'to collide with the upper and lower flange end faces and the cylinder, reducing The service life of the sliding blade 50 'reduces the reliability of the compressor.
  • the main purpose of the present invention is to provide a pump body assembly, a compressor and an air conditioner, so as to solve the problem of low reliability of the compressor in the prior art.
  • a pump body assembly including: a first flange; a second flange; a cylinder assembly, and the cylinder assembly is connected to the first flange and the second flange, respectively.
  • the cylinder assembly is located between the first flange and the second flange; the rotating shaft, the rotating shaft passes through the first flange, the cylinder assembly and the second flange in turn, and a sliding blade groove is provided on the rotating shaft; It is arranged in the sliding vane slot.
  • the sliding vane cooperates with the cylinder assembly to form a working cavity in the cylinder assembly.
  • the first flange is provided with an exhaust passage communicating with the working cavity, and the second flange is provided with an air flow.
  • the airflow in the cylinder assembly forms a force of moment F at the air flow balancing part and is applied to the end of the sliding blade away from the exhaust channel to make the sliding blade work in the working cavity. No tilt occurs in.
  • an air flow balancing portion is provided at a position of the second flange opposite to the exhaust passage.
  • the airflow balancing portion is a groove, and the groove is opened on the surface of the second flange facing the exhaust passage side.
  • the projection of the exhaust passage on the second flange coincides with the groove.
  • the air flow balancing portion is an exhaust through hole, the exhaust through hole is opened through the second flange, and the exhaust through hole is disposed opposite to the exhaust passage.
  • the profile of the cross section of the exhaust passage is the same as the profile of the cross section of the exhaust passage.
  • annular protrusion is provided on an outer peripheral surface of a part of the rotating shaft, the annular protrusion is located in the cylinder assembly, a sliding blade groove is opened on the annular projection, and the sliding blade groove extends in a radial direction of the annular projection Settings.
  • sliding blade grooves there are a plurality of sliding blade grooves, and the plurality of sliding blade grooves are arranged at intervals along the circumferential direction of the annular protruding portion.
  • the sliding blades divide the interior of the cylinder assembly into a plurality of independent working chambers.
  • the cylinder assembly includes: an air cylinder; a rolling element, the rolling element is disposed in the cylinder and sleeved on the rotating shaft, and the sliding plate groove is matched with the inner wall surface of the rolling element to separate the inner wall surface of the rolling element from the rotating shaft into a work A cavity; a bearing sleeve, the bearing sleeve is arranged on the rolling element, at least a part of the bearing sleeve is located between the inner wall surface of the cylinder and the outer peripheral surface of the rolling element, and a rolling body is arranged between the rolling element and the bearing sleeve.
  • the cross section of the exhaust passage is rhombic.
  • a compressor including a pump body component, and the pump body component is the above-mentioned pump body component.
  • an air conditioner including a pump body component, and the pump body component is the above-mentioned pump body component.
  • the working chamber since the working chamber includes a suction chamber and a compression chamber, during the exhaust process of the working chamber, a part of the high-pressure gas will remain at the exhaust channel.
  • the high-pressure gas stored in the exhaust channel will communicate with the suction chamber of the working chamber. Because the pressure of this part of the gas is higher than the suction pressure, the phenomenon of over-expansion in the working chamber will occur, and the direction of the air flow in the working chamber is directed to the suction chamber.
  • the air cavity causes the resultant force on the suction side of the sliding blade at this time to point to the end of the sliding blade away from the exhaust channel. Under the effect of these two forces, the sliding blade will receive a rotating moment.
  • the sliding plate will be flipped, which will hit the finished surface of the first flange and the second flange, and cause an impact. Because this impact changes the force of the sliding blade, it will also cause the sliding blade to hit the cylinder, which will cause negative compressor vibration and noise.
  • a rotational torque opposite to the exhaust passage of the first flange is generated at the air flow balancing portion to balance the first method. The torque generated by the blue exhaust gas, so that after the rotating moment of the sliding blade is balanced, the force of the sliding blade will be in a balanced state, thereby avoiding the overturning of the sliding blade, thereby ensuring the reliable operation of the compressor and effectively Reduce compressor vibration and noise.
  • FIG. 1 shows a schematic diagram of a force exerted on a sliding blade during exhaust in the prior art
  • FIG. 2 is a schematic diagram showing an explosion structure of an embodiment of a pump body assembly according to the present invention
  • FIG. 3 is a schematic diagram showing a force exerted on a sliding plate of a pump body assembly according to the present invention during exhausting;
  • FIG. 4 is a schematic structural view of a first perspective of a first embodiment of a pump body assembly according to the present invention.
  • FIG. 5 is a schematic cross-sectional structure view taken along the A-A direction in FIG. 4;
  • FIG. 6 is a schematic sectional structural view taken along the B-B direction in FIG. 4;
  • FIG. 7 is a schematic structural view of a second perspective of a second embodiment of a pump body assembly according to the present invention.
  • FIG. 8 is a schematic cross-sectional structure view taken along the line C-C in FIG. 7; FIG.
  • FIG. 9 is a schematic structural diagram of an embodiment of a second flange of a pump body assembly according to the present invention.
  • spatially relative terms such as “above”, “above”, “above”, “above”, etc. can be used here to describe as shown in the figure Shows the spatial position relationship between one device or feature and other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation of the device as described in the figures. For example, if a device in the figure is turned over, devices described as “above” or “above” other devices or constructions will be positioned “below the other devices or constructions” or “below” Other devices or constructs. " Thus, the exemplary term “above” may include both directions “above” and “below”. The device can also be positioned in other different ways (rotated 90 degrees or at other orientations), and the relative description of space used here is explained accordingly.
  • a pump body assembly is provided according to an embodiment of the present invention.
  • the pump body assembly includes a first flange 10, a second flange 20, a cylinder assembly 30, a rotating shaft 40, and a sliding plate 50.
  • the cylinder assembly 30 is connected to the first flange 10 and the second flange 20, respectively.
  • the cylinder assembly 30 is located between the first flange 10 and the second flange 20.
  • the rotating shaft 40 passes through the first flange 10, the cylinder assembly 30 and the second flange 20 in this order.
  • the rotating shaft 40 is provided with a sliding plate groove 41.
  • the sliding plate 50 is disposed in the sliding plate groove 41. The sliding plate 50 cooperates with the cylinder assembly 30 to form a working cavity in the cylinder assembly 30.
  • the first flange 10 is provided with an exhaust passage 11 communicating with the working cavity, and the second flange 20 is provided with an air flow balancing portion.
  • the airflow in the cylinder assembly 30 forms a force of moment F at the airflow balancing portion and is applied to the end of the sliding plate 50 away from the exhaust passage 11 to make the sliding plate 50 work in the working chamber. No tilt occurs during the process.
  • the working chamber since the working chamber includes a suction chamber and a compression chamber, during the exhaust process of the working chamber, a part of the high-pressure gas will remain at the exhaust passage.
  • the exhaust The high-pressure gas stored in the air channel will communicate with the suction chamber of the working chamber. Because the pressure of this part of the gas is higher than the suction pressure, the phenomenon of over-expansion in the working chamber will occur, and the direction of the air flow in the working chamber will point to the suction chamber. As a result, the resultant force on the suction side of the sliding blade at this time points to the end of the sliding blade away from the exhaust channel.
  • the second flange 20 is provided with an air flow balancing portion at a position opposite to the exhaust passage 11. This arrangement can further improve the stability and reliability of the compressor.
  • the airflow balancing portion is a groove 21, and the groove 21 is formed on a surface of the second flange 20 facing the exhaust passage 11.
  • the working chamber includes a compression chamber and a suction chamber. The working chamber performs compression while inhaling.
  • the first flange may be an upper flange, and the second flange may be a lower flange.
  • the first flange can also be a lower flange, and the second flange can also be an upper flange.
  • the projection of the exhaust passage 11 on the second flange 20 is set to coincide with the groove 21. It is worth noting that “overlap” here means that the projected shape of the exhaust channel 11 is exactly the same as the shape and size of the groove.
  • the air flow balancing portion is an exhaust through hole, and the exhaust through hole is opened through the second flange 20, and the exhaust through hole is provided opposite to the exhaust passage 11.
  • This arrangement can also play the role of balancing the sliding plate.
  • the profile of the cross section of the exhaust passage is the same as the profile of the cross section of the exhaust passage.
  • annular protruding portion 42 is provided on the outer peripheral surface of a part of the rotating shaft 40.
  • the annular protruding portion 42 is located in the cylinder assembly 30.
  • the sliding blade groove 41 is opened on the annular protruding portion 42.
  • the sliding blade groove 41 protrudes along the annular shape.
  • the portion 42 is provided so as to extend in the radial direction.
  • There are a plurality of sliding blade grooves 41, and the plurality of sliding blade grooves 41 are arranged at intervals along the circumferential direction of the annular protruding portion 42. It is provided that a plurality of sliding fins 50 divide the interior of the cylinder assembly 30 into a plurality of independent working chambers. This arrangement can improve the performance of the compressor.
  • the cylinder assembly 30 includes a cylinder 31, a rolling member 32, and a bearing sleeve 33.
  • the rolling member 32 is disposed in the cylinder 31 and sleeved on the rotating shaft 40.
  • the sliding plate groove 41 cooperates with the inner wall surface of the rolling member 32 to separate the inner wall surface of the rolling member 32 and the rotating shaft 40 into a working cavity.
  • the bearing sleeve 33 is sleeved on the rolling member 32. At least a part of the bearing sleeve 33 is located between the inner wall surface of the cylinder 31 and the outer peripheral surface of the rolling member 32.
  • a rolling body 34 is provided between the rolling member 32 and the bearing sleeve 33.
  • the above embodiment can also be used in the technical field of compressor equipment, that is, according to another aspect of the present invention, a compressor is provided.
  • the compressor includes a pump body component, which is the pump body component of the above embodiment.
  • an air conditioner which includes a pump body component, and the pump body component is the pump body component of the above embodiment.
  • an air flow balancing portion is provided on the lower flange opposite to the exhaust channel, which can balance the pressure fluctuation at the exhaust port of the upper flange, reduce the disturbance of the pressure on the sliding plate, and thus weaken the sliding plate to the upper and lower flange Impact of end face and bearing. Effectively improves the vibration and noise levels of sliding vane compressors.
  • the profile of the cross-section of the exhaust passage is the same as the profile of the cross-section of the exhaust passage 11, wherein the aspect ratio of the exhaust passage 11 is 4 or less.
  • the cross section of the exhaust passage 11 is a rhombus structure.
  • the sliding vane and the sliding vane groove form a closed space, which is called the sliding vane back pressure cavity.
  • the back pressure cavity periodically Zoom in and out.
  • the lower part of the pump body is equipped with pump oil immersed in the oil pool at the bottom of the compressor.
  • the rotation of the shaft drives the oil pump to rotate.
  • the oil pump is a positive displacement pump.
  • the role of the oil pump is to provide lubricating oil to the friction pairs of the pump body.
  • the back pressure chamber provides oil pressure with a certain pressure.
  • FIG. 4 to FIG. 6 it is the sliding vane position when the compressor is exhausted.
  • the compressor is in the exhaust, and the gas at the exhaust port is the exhaust pressure Pd.
  • the direction of the air flow is that the inside of the cylinder points to the outside of the flange, and the direction of the air flow exhausts to the upper part of the sliding blade. Because the velocity of the airflow at the exhaust port is large, according to the principle of dynamic and static energy conversion, the pressure at the exhaust port is low, while the pressure at the lower part of the sliding plate is high, the direction of the resultant force on the exhaust side of the sliding plate is upward.
  • this is the position of the sliding vane after the compressor exhausts.
  • the sliding vane will sweep through the exhaust port of the exhaust channel, because after the exhaust is compressed, a part of high-pressure gas will remain at the exhaust port.
  • the high-pressure gas stored at the exhaust port is also in communication with the suction chamber. Because the pressure of this part of the gas is much higher than the suction pressure, the phenomenon of over-expansion will occur.
  • the resultant force on the air cavity and the suction side of the slider is also directed towards the lower part of the slider.
  • the schematic diagram of the force is shown in Figure 1.
  • a groove is opened in the lower flange.
  • the position of this groove is symmetrically arranged with the upper flange, but it is not open.
  • a rotation opposite to the exhaust port of the upper flange will be generated. Torque to balance the torque generated by the exhaust of the upper flange. In this way, after the rotating moment of the sliding blade is balanced, the force of the sliding blade will be more balanced, thereby avoiding the overturning of the sliding blade, thereby ensuring the reliable operation of the compressor and reducing the vibration and noise of the compressor.
  • the pump body assembly further includes a baffle plate 61, a valve plate 62, and a cover plate 63.
  • the oil pump 64 is connected to the cover plate 63.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
PCT/CN2018/120667 2018-08-31 2018-12-12 泵体组件、压缩机及空调器 WO2020042433A1 (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP18932016.1A EP3779198A4 (en) 2018-08-31 2018-12-12 PUMP BODY ARRANGEMENT, COMPRESSOR AND AIR CONDITIONING
JP2020561900A JP2021529280A (ja) 2018-08-31 2018-12-12 ポンプ本体ユニット、圧縮機、及びエアコン
US17/058,657 US20210199113A1 (en) 2018-08-31 2018-12-12 Pump body assembly, compressor and air conditioner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811012720.4A CN109026693B (zh) 2018-08-31 2018-08-31 泵体组件、压缩机及空调器
CN201811012720.4 2018-08-31

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CN112324660B (zh) * 2020-10-09 2021-10-15 珠海格力电器股份有限公司 泵体组件、压缩机和空调器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021573A (ko) * 2010-08-09 2012-03-09 아스펜 컴프레서 엘엘씨. 회전저항을 감소시킨 소형 로터리 베인 압축기
CN107542658A (zh) * 2017-09-29 2018-01-05 珠海格力节能环保制冷技术研究中心有限公司 压缩机及具有其的空调器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2357333A (en) * 1941-03-29 1944-09-05 Manly Corp Fluid pressure device
JP2001003875A (ja) * 1999-06-21 2001-01-09 Toyoda Mach Works Ltd ベーンポンプ
KR100619767B1 (ko) * 2004-11-01 2006-09-11 엘지전자 주식회사 다단 로터리 압축기의 용량가변장치
JP2008240667A (ja) * 2007-03-28 2008-10-09 Fujitsu General Ltd ロータリ圧縮機
JP5368819B2 (ja) * 2009-02-12 2013-12-18 三菱電機株式会社 圧縮機
WO2011038174A2 (en) * 2009-09-28 2011-03-31 Tecumseh Products Company Rotary compressor
CN201546952U (zh) * 2009-11-26 2010-08-11 浙江工业大学 双作用转子泵
CN102678552A (zh) * 2012-05-28 2012-09-19 宁波市鄞州富春精密铸造有限公司 异型腔压气泵
CN104564160A (zh) * 2013-10-29 2015-04-29 滕州市三润机械制造有限公司 一种叶片式气动马达
CN106015011B (zh) * 2016-06-27 2018-11-02 珠海凌达压缩机有限公司 一种压缩机及具有该压缩机的空调
KR102608742B1 (ko) * 2017-02-15 2023-12-01 엘지전자 주식회사 로터리 압축기
CN208749548U (zh) * 2018-08-31 2019-04-16 珠海格力电器股份有限公司 泵体组件、压缩机及空调器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021573A (ko) * 2010-08-09 2012-03-09 아스펜 컴프레서 엘엘씨. 회전저항을 감소시킨 소형 로터리 베인 압축기
CN107542658A (zh) * 2017-09-29 2018-01-05 珠海格力节能环保制冷技术研究中心有限公司 压缩机及具有其的空调器

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CN109026693A (zh) 2018-12-18
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