WO2019144641A1 - Ensemble compresseur comportant un dispositif d'amortissement tangentiel et système de réfrigération - Google Patents

Ensemble compresseur comportant un dispositif d'amortissement tangentiel et système de réfrigération Download PDF

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Publication number
WO2019144641A1
WO2019144641A1 PCT/CN2018/108601 CN2018108601W WO2019144641A1 WO 2019144641 A1 WO2019144641 A1 WO 2019144641A1 CN 2018108601 W CN2018108601 W CN 2018108601W WO 2019144641 A1 WO2019144641 A1 WO 2019144641A1
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WO
WIPO (PCT)
Prior art keywords
connecting member
compressor
hole
plate
damping
Prior art date
Application number
PCT/CN2018/108601
Other languages
English (en)
Chinese (zh)
Inventor
王名耀
陈泉
周学怀
李旺宏
王勇
谢利昌
Original Assignee
珠海凌达压缩机有限公司
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.)
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Publication date
Application filed by 珠海凌达压缩机有限公司, 珠海格力电器股份有限公司 filed Critical 珠海凌达压缩机有限公司
Publication of WO2019144641A1 publication Critical patent/WO2019144641A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0044—Pulsation and noise damping means with vibration damping supports

Definitions

  • the invention belongs to the technical field of compressors, and in particular relates to a compressor assembly and a refrigeration system with a tangential vibration damping device.
  • the basic function of the compressor in the refrigeration system is to absorb and compress the refrigerant and increase the pressure and temperature of the refrigerant. It is not only the power-providing component of the refrigeration system, but also the source of the vibration, the associated piping system and the supporting sheet metal.
  • the structure has strong and sustained impact vibration. In the practical application of the refrigeration system, the failure and destruction of the refrigeration system are mostly caused by vibration.
  • the vibration of the refrigeration system is the key consideration for the design of the refrigeration system.
  • the classic refrigeration system structure provides a damping washer on the mounting plate or L leg of the compressor to reduce vibration in the vertical direction of the compressor.
  • the amplification effect of the radial vibration of the compressor on the refrigeration system is much smaller than the tangential vibration of the compressor.
  • the large vibration of the refrigeration system is caused by the tangential vibration of the compressor, thus reducing the tangential vibration of the compressor.
  • Refrigeration systems are significant.
  • the present invention studies a compressor having a tangential vibration damping device due to technical problems such as tangential vibration of the prior art compressor resulting in reduced or damaged compressor structural strength that affects the normal operating performance of the compressor. Components and refrigeration systems.
  • the technical problem to be solved by the present invention is to overcome the defects that the tangential vibration of the compressor in the prior art causes the structural strength of the compressor to be reduced or damaged to affect the normal working performance of the compressor, thereby providing a tangential reduction.
  • the compressor assembly and refrigeration system of the vibrating device is to overcome the defects that the tangential vibration of the compressor in the prior art causes the structural strength of the compressor to be reduced or damaged to affect the normal working performance of the compressor, thereby providing a tangential reduction.
  • the present invention provides a compressor assembly having a tangential vibration damping device, comprising:
  • a first connecting member capable of being in abutting connection with an outer peripheral wall of the compressor body
  • a second connecting member for connecting with the first connecting member to fix the first connecting member
  • the outer peripheral wall of the compressor body is arranged tangentially and perpendicular to the axial direction of the compressor body.
  • An axis of the compressor body extends in a vertical direction, and an arrangement direction of the first connecting member, the damper member, and the second connecting member extends in a horizontal plane.
  • the first connecting member is connected to an upper position of the compressor body.
  • the first connecting member is an L-shaped leg, and includes first and second plates that are connected and perpendicular to each other, the first plate is connected to an outer peripheral surface of the compressor body, and the second connecting member includes a third a flat plate, and the third flat plate corresponds to the second flat plate.
  • a first through hole is disposed on the second plate, a second through hole is disposed on the third plate, a third through hole is disposed on the damping member, and the first through hole is The second through hole and the third through hole are both opposite to form a space through which the threaded connector is received.
  • the axial directions of the first through hole, the second through hole and the third through hole are identical and perpendicular to an axial direction of the compressor body.
  • the force receiving surface of the second plate that is in contact with the vibration damping member extends and passes through the axis of the compressor body.
  • the threaded connection member includes a screw, and a diameter of the screw is smaller than a minimum value of the first through hole, the second through hole, and the third through hole by more than 1 mm.
  • the second connector is fixedly connected to the side panel of the refrigeration system by screwing or welding.
  • the second connecting member is a U-shaped plate structure, comprising two parallel side plates and an intermediate plate connecting the two, wherein an end of the one side plate is bent to form one third flat plate on the other side
  • the end of the plate is also formed by bending to form another of the third plates, and the intermediate plate is provided with a threaded hole through which the second connecting member can be screwed to the side plate.
  • the damping members are two or more, and the first connecting member and the second damping member are each disposed in one-to-one correspondence with the damping member; and/or the damping member is a vibration damping washer. .
  • At least one damping member is located downstream of the first connecting member in a clockwise direction thereof, and at least one damping member is located in a clockwise direction of the first connecting member that is in contact therewith Upstream.
  • the present invention also provides a refrigeration system comprising the compressor assembly having a tangential vibration damping device according to any of the preceding claims.
  • a compressor assembly and a refrigeration system having a tangential vibration damping device of the present invention wherein a first connecting member, a second connecting member, and a vibration damping member are provided, and a vibration damping member is disposed on the first connecting member and the first Between the two connecting members; and the arrangement direction of the first connecting member, the damping member and the second connecting member is arranged along a tangential direction of the outer peripheral wall of the compressor body, and The axial direction of the compressor body is perpendicular, and the tangential vibration of the compressor body can be damped by the first and second connecting members arranged in the tangential direction and the vibration damping member, thereby reducing the tangential direction generated by the compressor body. Vibration, effectively solve the problem of low noise and low reliability caused by large vibration of the refrigeration system, reduce the vibration of the pipeline in the refrigeration system, and make the refrigeration system run quieter and more reliable.
  • Figure 1 is a perspective structural view of a compressor assembly having a tangential vibration damping device of the present invention
  • Figure 2 is a top plan view of a compressor assembly having a tangential vibration damping device of the present invention
  • Figure 3 is a front elevational view showing the compressor assembly of the present invention having a tangential vibration damping device
  • Figure 4 is a partial enlarged view of a portion A of Figure 3.
  • the present invention provides a compressor assembly having a tangential vibration damping device, comprising: a compressor body 1; a first connecting member 2, capable of being associated with an outer peripheral wall of the compressor body 1. a fitting connection; a second connecting member 5 for connecting with the first connecting member 2 for fixing the first connecting member 2; and a second connecting member capable of being connected to the side door panel of the refrigeration system to be fixed;
  • the first connecting member 2 corresponds to the second connecting member 5 and is connected to each other;
  • the cloth direction is arranged tangentially along the outer peripheral wall of the compressor body 1 and perpendicular to the axial direction of the compressor body 1.
  • the arrangement direction of the vibrating member and the second connecting member is arranged tangentially along the outer peripheral wall of the compressor body and perpendicular to the axial direction of the compressor body, and can be arranged by tangentially 1.
  • the second connecting member and the damping component reduce the tangential vibration of the compressor body, reduce the vibration in the tangential direction generated by the compressor body, and effectively solve the noise and reliability caused by the large vibration of the refrigeration system.
  • the problem of low performance reduces the vibration of the pipeline in the refrigeration system, thus making the refrigeration system run quieter and more reliable.
  • An axis of the compressor body 1 extends in a vertical direction, and an arrangement direction of the first connecting member 2, the damper member 4, and the second connecting member 5 extends in a horizontal plane.
  • the first connecting member 2 is connected to an upper position of the compressor body 1. Since the lower end of the compressor body is fixed on the base, the upper end is prone to vibration in a particularly tangential direction (ie, clockwise or counterclockwise rotation around the axis of the compressor body), so that the first connecting member 2 is connected to the compressor.
  • the upper position of the body 1 can prevent or avoid tangential vibration generated by the upper portion of the compressor through the first connecting member, the damper member and the second connecting member, or reduce the tangential vibration of the upper end of the compressor casing, and can effectively
  • the ground vibration in the refrigeration system is reduced to make the refrigeration system run quieter and more reliable.
  • the first connecting member 2 is an L-shaped leg, and includes a first flat plate 21 and a second flat plate 22 which are connected and perpendicular to each other.
  • the first flat plate 21 is connected to an outer peripheral surface of the compressor body 1, and the second
  • the connecting member 5 includes a third flat plate 51, and the third flat plate 51 is matched with the second flat plate 22.
  • first connecting member and the second connecting member of the present invention is provided in the form of an L-shaped leg which can be connected to the outer peripheral surface of the compressor body through the first flat plate (preferably The welding fastening connection), the second flat plate perpendicular thereto is corresponding to the third flat plate of the second connecting member, and the connection between the two is completed, thereby completing the relative fixing of the outer peripheral wall of the compressor body in the tangential direction to prevent the rotation thereof from being formed. Tangential vibration.
  • a second through hole (not shown) is disposed on the second plate 22, a second through hole (not shown) is disposed on the third plate 51, and a third portion is disposed on the damping member 4.
  • a through hole (not shown), and the first through hole is opposed to the second through hole and the third through hole to form a space through which the threaded connection member 3 is accommodated.
  • the first, second and third through holes respectively provided on the second flat plate, the third flat plate and the damping member can accommodate the threaded connecting member to pass through, thereby realizing the second flat plate, the third flat plate and the vibration damping member Simultaneous threaded connection to fix the three to fix the outer peripheral wall of the compressor body to prevent tangential vibration (counterclockwise or clockwise rotation).
  • the axial directions of the first through hole, the second through hole, and the third through hole coincide with each other and are perpendicular to the axial direction of the compressor body 1. This enables the damping member and the threaded connection member to fix the horizontal tangential direction of the outer circumferential surface of the compressor body, preventing the compressor body from generating a clockwise or counterclockwise tangential rotation about the axis of the compressor body, preventing or reducing Small tangential vibration.
  • the force receiving surface of the second flat plate 22 that is in contact with the vibration damping member 4 extends and passes through the axis of the compressor main body 1.
  • the first flat plate perpendicular to the second flat plate can be ensured to be as tangentially as possible to the outer peripheral wall of the compressor body, and the looseness of the connection with the compressor body can be prevented from being tightly fitted, and the first flat plate can be improved.
  • the degree of fastening to the body of the compressor That is, when the L-shaped leg is connected to the compressor body 1, the L-shaped leg and the force-receiving surface of the vibration-damping washer extend and pass through the axis of the compressor body.
  • the threaded connection member 3 includes a screw 31, and the diameter of the screw is smaller than a minimum value of the first through hole, the second through hole, and the third through hole by more than 1 mm. This can ensure that the screw is normally threaded into the three through holes without friction or vibration, and the screw 31 is prevented from contacting the lateral L-shaped legs, the damping washer and the connecting hole of the second connecting member 5 during installation. To avoid wear and noise caused by vibration.
  • the second connecting piece 5 is fixedly connected to the side panel of the refrigeration system by screwing or welding. This is a preferred fixing manner of the second connecting member of the present invention.
  • the second connecting member is fixed to the side door panel of the refrigeration system by screwing or welding, and can form a good fixing effect on the second connecting member, thereby achieving the first
  • the fixing action of the connecting member provides a condition for preventing the tangential vibration of the first connecting member.
  • the second connecting member 5 is a U-shaped plate member, and includes two parallel side plates 52 and an intermediate plate 53 connecting the two, wherein an end portion of the one side plate 52 is formed by bending to form a third flat plate 51.
  • the other third plate 51 is also formed by bending at the end of the other side plate 52, and the intermediate plate 53 is provided with a threaded hole 54 through which the second connecting member 5 can be disposed. A thread is fixed to the side panel.
  • the plate forms a U-shaped structure, and the intermediate plate and the threaded holes thereon can be screwed to the side plates of the refrigeration system to form a fixing effect on the second connecting member.
  • the vibration damping members 4 are two or more, and the first connecting member 2 and the second connecting member 5 are each disposed in one-to-one correspondence with the vibration damping member 4; and/or the vibration damping member 4 For damping the washer.
  • This is a preferred number and preferred configuration of the damping member of the present invention, adding two or more lateral L legs (ie, the first connecting member), the connecting bracket (ie, the second connecting member), and the respective bodies outside the compressor body.
  • the connecting member i.e., the vibration damping member connected to the lateral L leg and the connecting bracket can reduce the tangential vibration of the upper end of the compressor casing by these newly added damping members.
  • At least one damping member 4 is located downstream of the first connecting member 2 in contact therewith, and at least one damping member 4 is located at the first connecting member 2 that is in contact therewith. The upstream of the clockwise direction.
  • the damping washer must have at least one of the same rotational direction as the other damping washers relative to the L-legs of the compressor housing axis, not all of which can be placed in the clockwise or reverse direction of the transverse housing legs of the transverse L-legs.
  • the tangential vibration generated by the compressor body is transmitted to the lateral L leg (ie, the first connecting member 2) such that the lateral L leg (the first connecting member 2) and the connecting plate fixed on the side panel of the refrigeration system The relative displacement is generated.
  • one of the two or more lateral L legs compresses the damping washer, and the damping washer elastically deforms to generate a reaction force, restricting further displacement of the lateral L leg, thereby reducing compression. Tangential vibration of the machine body.
  • the compressor body 1 and the lateral L leg are tightly connected by a welding process, and the damping washer is between the connecting plate (ie, the second connecting member 5) and the lateral L leg, through the screw 31 and the nut 32. Connect the lateral L feet, the damping washer and the connecting plate together.
  • the nut 32 When the screw 31 and the nut 32 are connected, the nut 32 cannot be screwed too tightly or too loosely, so that it is suitable to clamp the lateral L leg and the connecting plate. If the tightening is too tight, the damping washer loses the buffer zone and loses vibration damping. The effect of loosening will make the damping washer not effective.
  • the present invention also provides a refrigeration system comprising the compressor assembly having a tangential vibration damping device according to any of the preceding claims.
  • the tangential vibration of the compressor body can be damped by the first and second connecting members and the damper members arranged in the tangential direction by the compressor assembly including the tangential damper device according to any of the preceding claims.
  • the invention reduces the vibration in the tangential direction generated by the compressor body, effectively solves the problem of low noise and low reliability caused by the vibration of the pipeline system, and reduces the vibration of the pipeline in the refrigeration system, thereby making the refrigeration system run more. Quiet and reliable.

Abstract

L'invention concerne un ensemble compresseur comportant un dispositif d'amortissement tangentiel et un système de réfrigération, l'ensemble compresseur comprenant : un corps de compresseur; une première pièce de liaison (2) pour la liaison à la paroi périphérique externe du corps de compresseur (1); une seconde pièce de liaison (5) pour la liaison à la première pièce de liaison (2) pour fixer la première pièce de liaison (2); une partie d'amortissement (4) disposée entre la première pièce de liaison (2) et la deuxième pièce de liaison (5); la direction d'agencement de la première pièce de liaison (2), la partie d'amortissement (4) et la seconde pièce de liaison (5) étant dans la direction tangentielle de la paroi périphérique externe du corps de compresseur (1), et étant perpendiculaire à la direction axiale du corps de compresseur (1). Avec cet ensemble compresseur, la vibration tangentielle du corps de compresseur peut être réduite au moyen des première et seconde pièces de liaison et de la partie d'amortissement disposée dans la direction tangentielle, la vibration générée par le corps de compresseur dans la direction tangentielle est réduite, et les problèmes de bruit et de faible fiabilité provoqués par une forte vibration de conduite dans le système de réfrigération sont résolus.
PCT/CN2018/108601 2018-01-25 2018-09-29 Ensemble compresseur comportant un dispositif d'amortissement tangentiel et système de réfrigération WO2019144641A1 (fr)

Applications Claiming Priority (2)

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CN201810073222.4 2018-01-25
CN201810073222.4A CN108167162A (zh) 2018-01-25 2018-01-25 一种具有切向减振装置的压缩机组件及制冷系统

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108167162A (zh) * 2018-01-25 2018-06-15 珠海凌达压缩机有限公司 一种具有切向减振装置的压缩机组件及制冷系统
CN109404254A (zh) * 2018-09-30 2019-03-01 青岛海尔空调电子有限公司 一种压缩装置及多联机系统
CN110159701A (zh) * 2018-12-28 2019-08-23 华人运通(江苏)技术有限公司 缓冲装置及压缩机
CN109759761B (zh) * 2019-03-25 2020-11-06 宁波博技机械有限公司 一种用于冷链运输压缩机零部件的多功能组装平台
JP2024013038A (ja) * 2022-07-19 2024-01-31 サンデン株式会社 圧縮機の支持構造

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Publication number Priority date Publication date Assignee Title
CN1400391A (zh) * 2001-07-27 2003-03-05 Lg电子株式会社 用于减少涡旋式压缩机的噪声和振动的结构
JP4066537B2 (ja) * 1998-10-28 2008-03-26 株式会社デンソー 電動圧縮機の取付構造
CN105020803A (zh) * 2014-04-24 2015-11-04 珠海格力电器股份有限公司 减振安装结构及具有其的压缩机
CN105257509A (zh) * 2015-11-03 2016-01-20 珠海格力电器股份有限公司 减振装置、压缩机组件及空调
CN108167162A (zh) * 2018-01-25 2018-06-15 珠海凌达压缩机有限公司 一种具有切向减振装置的压缩机组件及制冷系统
CN207960882U (zh) * 2018-01-25 2018-10-12 珠海凌达压缩机有限公司 一种具有切向减振装置的压缩机组件及制冷系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4066537B2 (ja) * 1998-10-28 2008-03-26 株式会社デンソー 電動圧縮機の取付構造
CN1400391A (zh) * 2001-07-27 2003-03-05 Lg电子株式会社 用于减少涡旋式压缩机的噪声和振动的结构
CN105020803A (zh) * 2014-04-24 2015-11-04 珠海格力电器股份有限公司 减振安装结构及具有其的压缩机
CN105257509A (zh) * 2015-11-03 2016-01-20 珠海格力电器股份有限公司 减振装置、压缩机组件及空调
CN108167162A (zh) * 2018-01-25 2018-06-15 珠海凌达压缩机有限公司 一种具有切向减振装置的压缩机组件及制冷系统
CN207960882U (zh) * 2018-01-25 2018-10-12 珠海凌达压缩机有限公司 一种具有切向减振装置的压缩机组件及制冷系统

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