CN107218220A - Compressor - Google Patents

Compressor Download PDF

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Publication number
CN107218220A
CN107218220A CN201710632001.1A CN201710632001A CN107218220A CN 107218220 A CN107218220 A CN 107218220A CN 201710632001 A CN201710632001 A CN 201710632001A CN 107218220 A CN107218220 A CN 107218220A
Authority
CN
China
Prior art keywords
stator
support
stator module
bent axle
compressor according
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN201710632001.1A
Other languages
Chinese (zh)
Other versions
CN107218220B (en
Inventor
宋东东
刘刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Anhui Meizhi Compressor Co Ltd
Original Assignee
Midea Group Co Ltd
Anhui Meizhi Compressor Co Ltd
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 Midea Group Co Ltd, Anhui Meizhi Compressor Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201710632001.1A priority Critical patent/CN107218220B/en
Publication of CN107218220A publication Critical patent/CN107218220A/en
Application granted granted Critical
Publication of CN107218220B publication Critical patent/CN107218220B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005Axial sealings for working fluid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)

Abstract

The invention discloses a kind of compressor, the compressor includes:Support, the support is provided with axis hole;Pump assembly, the pump assembly includes pump housing main body, bent axle and support, and one end of the bent axle is pivotly located in the axis hole, and the other end is connected with the pump housing main body of the side positioned at the support;Stator module is weldingly connected with the support and is coaxially disposed with the bent axle, and the stator module has stator hole;Rotor, the rotor is set on the bent axle and in the stator hole.Compressor according to embodiments of the present invention can improve the de-or gap of stator and rotor, improve the performance and manufacture efficiency of compressor.

Description

Compressor
Technical field
The present invention relates to a kind of compressor.
Background technology
Compressor in the related art occurs that a certain proportion of rotor and stator gap are unsatisfactory for design after mounting It is required that, influence manufacture efficiency and compressor performance, the structure of compressor particularly electric machine assembly are further improved.
The content of the invention
The application is that discovery based on inventor to following facts and problem and understanding are made:
In the related art, refrigeration compressor uses reciprocating crankshaft connecting rod system, and movement includes pump assembly and motor Component, pump assembly includes the parts such as rotation bent axle, frame, connecting rod and the piston of support rotation bent axle, and electric machine assembly includes Stator and rotor.The assembling procedure of movement is:Complete pump assembly assembling → by rotor with rotate bent axle be fixedly connected → incite somebody to action Stator component is fixedly connected by screw with frame;Or:The assembling of completion pump assembly → stator is passed through into screw and frame It is fixedly connected → is fixedly connected with rotor with rotation bent axle.
Wherein, stator is provided with the mounting feet for being used for wearing screw, and the corresponding position of frame is provided with screw hole.Application People has found, due to being influenceed by the morpheme size precision of mounting feet and screwed hole, and the urgent rear stator of screw and frame The influence of deformation, stator and rotor can form certain position deviation after movement assembling, a certain proportion of stator and rotor occur Gap be unsatisfactory for design requirement, influence manufacture efficiency and compressor performance.And by improving the shape of mounting feet and screwed hole Position dimensional accuracy produces little effect to improve the de-or gap of stator and rotor.
In view of this, it is contemplated that at least solving one of technical problem present in prior art.Therefore, the present invention is carried Go out a kind of compressor, the compressor can improve the de-or gap of stator and rotor.
Compressor according to embodiments of the present invention, including:Support, the support is provided with axis hole;Pump assembly, the pump Body component includes pump housing main body, bent axle and support, and one end of the bent axle is pivotly worn in the axis hole, the other end and position Pump housing main body in the side of the support is connected;Stator module, the stator module and the support be weldingly connected and with institute State bent axle to be coaxially disposed, the stator module has stator hole;Rotor, the rotor is set on the bent axle and positioned at described In stator hole.
Compressor according to embodiments of the present invention can improve the de-or gap of stator and rotor, improve compressor performance and Manufacture efficiency.
In addition, compressor according to the above embodiment of the present invention can also have technical characteristic additional as follows:
In some embodiments of the invention, the stator module includes stator and connector, and the stator passes through described Connector is weldingly connected with the support.
Further, the connector is located on the stator core of the stator.
Alternatively, the connector is formed as the circumferentially extending substantially along stator and multiple connecting plates spaced apart, each Connecting plate is weldingly connected with the support.
Specifically, the connecting plate is perpendicular to the axial direction of the stator.
According to some embodiments of the present invention, the connecting plate is steel stamping part and thickness is 1.5mm-3.5mm.
Alternatively, the support includes:Rack body, the rack body is provided with the axis hole;Connecting portion, the company Socket part is connected with the rack body and welded with the stator.
Further, the connecting portion is formed as opening up put multiple, each company along the circumferentially-spaced of the support Socket part is connected with the stator.
Further, each connecting portion is respectively formed as L-shaped frame and including long limb and manomelia, and the one of the long limb End is connected with the rack body, and the other end is provided with the manomelia, and the manomelia is connected with the stator.
According to some embodiments of the present invention, the connecting portion is steel plate stretching part and thickness is 2.0mm-4.0mm.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined Substantially and be readily appreciated that, wherein:
Fig. 1 is the structural representation of compressor according to embodiments of the present invention;
Fig. 2 is the structural representation of the stator module of compressor according to embodiments of the present invention;
Fig. 3 is the structural representation of the support of compressor according to embodiments of the present invention;
Fig. 4 is the structural representation of the bent axle of compressor according to embodiments of the present invention.
Reference:
Compressor 1000;
Electric machine assembly 100;Pump assembly 200;Casing 300;
Support 10;Axis hole 101;Rack body 11;Connecting portion 12;Long limb 121;Manomelia 122;Flange 13;Reinforcement structure 15;
Bent axle 20;Rotary shaft 21;
Stator module 30;Stator hole 31;Connector 32;Stator core 33;
Rotor 40.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to The embodiment of accompanying drawing description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention, ability The those of ordinary skill in domain can carry out a variety of become in the case where not departing from the principle and objective of the present invention to these embodiments Change, change, replace and modification, the scope of the present invention is limited by claim and its equivalent.
In the description of the invention, it is to be understood that term " thickness ", " on ", " under ", "front", "rear", " interior ", The orientation or position relationship of the instruction such as " outer ", " axial direction ", " radial direction ", " circumference " are to be closed based on orientation shown in the drawings or position System, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must have Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In description of the invention In, unless otherwise indicated, " multiple " are meant that two or more.
Below with reference to the accompanying drawings compressor 1000 according to embodiments of the present invention is described.
Referring to figs. 1 to shown in Fig. 4, compressor 1000 according to embodiments of the present invention can include:Electric machine assembly 100, pump Body component 200 and casing 300.Electric machine assembly 100 and pump assembly 200 are located in casing 300, electric machine assembly 100 and pump housing group Part 200 is connected, to drive pump assembly 200 to work.Pump assembly 200 includes pump housing main body, support 10 and bent axle 20, pump housing master Body includes cylinder and piston connecting rod parts etc., and electric machine assembly 100 includes stator module 30 and rotor 40.Pump housing main body is connected to The side of support 10, stator module 30 is connected to the opposite side of support 10, and the bottom of stator module 30 can pass through spring Mechanism is connected with casing 300.
Axis hole 101 can be provided with support 10, one end of bent axle 20 is pivotly worn in axis hole 101, the other end and position It is connected in the pump housing main body of the opposite side of support 10 so that bent axle 20 can drive pump housing body rotation.Stator module 30 and branch Frame 10 is connected, and stator module 30 has stator hole 31, and rotor 40 can be set on the other end of bent axle 20 and positioned at stator In hole 31.
Stator module 30 is weldingly connected with support 10, and is coaxially disposed with bent axle 20., can be first specifically in assembling Stator module 30 and bent axle 20 are coaxially mounted on support 10, then rotor 40 is installed again.Wherein, can in installation process To realize the coaxial positioning of stator module 30 and bent axle 20 by positioning tool, for example, can be by positioning tool to stator pack The inner peripheral surface of part 30 and the outer peripheral face of bent axle 20 are positioned, good positioning effect.After positioning can be by stator module 30 and branch Frame 10 is connected, so that stator module 30 may remain in the position coaxial with bent axle 20.In connecting stator component 30 and support 10 When, use welding manner, and the screw mode in unrelated art, welding deformation is made much smaller than the urgent mode of screw Into deformation, nor exist will not make in the offset issue of two screw holes present in mode connects for screw, connection procedure it is fixed The good stator module 30 in position is shifted, and when rotor 40 is installed on bent axle 20, the deviation between rotor 40 and stator 30 is big Width is reduced, more excellent to improving the effect of de-or gap of rotor 40 and stator module 30.
Compressor 1000 according to embodiments of the present invention, by making stator module 30 and bent axle 20 be coaxially positioned within support 10 Go up and stator module 30 is weldingly connected with support 10, the installation of stator module 30 and support 10 can be improved by screw hole morpheme Morphotropism in the influence of dimensional accuracy, assembling process is small, ensure that the axiality of rotor 40 and stator module 30, effectively changes The de-or gap problem of kind stator module 30 and rotor 40, improves the performance and manufacture efficiency of compressor 1000.
Alternatively, stator module 30 can be connected with support 10 by laser welding, be deformed with further reduce, more effectively Ground improves the de-or gap problem of stator module 30 and rotor 40.
Referring to figs. 1 to shown in Fig. 3, stator module 30 can include stator 34 and connector 32, stator 34 and connector 32 It is connected, connector 32 is weldingly connected with support 10, it is possible thereby to realize being weldingly connected for stator module 30 and support 10.In manufacture When, connector 32 can be fixed on stator 34 first, then be welded using connector 32 with support 10.Thus, it is possible to enter One step reduces the influence to stator 34.
Compressor 1000 according to embodiments of the present invention can complete the assembling of pump assembly 200 first, so in assembling The assembling of stator module 30 is completed afterwards, then coaxially carries out with stator hole 31 and bent axle 20 stator module 30 and pump assembly 200 Centralized positioning, then support 10 and connector 32 are coordinated with carry out the rotational positioning of stator module 30 and pump assembly 200 with And the fixation of stator module 30, then rotor 40 is fixed on bent axle 20 by way of hot jacket or cold pressing again.
Alternatively, connector 32 can be located on the stator core 33 of stator module 30.Thus, it can not only ensure good Fixation, and the deformation that can produce fixedly connected part 32 to stator core 33 carries out burnishing-in elimination.Alternatively, such as Fig. 1 With shown in Fig. 2, connector 32 can be fixed on stator core 33 by threaded fastener, good fixing effect.
As depicted in figs. 1 and 2, connector 32 can be formed as the circumferentially extending substantially along stator module 30 and be spaced apart Multiple connecting plates, that is to say, that connector 32 is formed as connecting plate, and quantity is multiple, and each connecting plate is substantially along stator The circumferentially extending of component 30, and multiple connecting plates can open along the circumferentially-spaced of stator module 30.Each connecting plate respectively can To be weldingly connected with support 10.Thus, stator module 30 and support 10 can form multiple connecting portions along the circumference of bent axle 20, Connection effect more preferably, may further ensure that the axiality and the reliable peace of stator module 30 of rotor 40 and stator module 30 Dress, further reduces de-or gap.
For example, in the embodiment shown in Fig. 1 to Fig. 3, connector 32 is formed as connecting plate, and is two, two companies Fishplate bar is located at the opposite side of stator module 30, and about 180 degree is differed in the circumference of stator module 30, sets convenient, fixed effect It is good.
Alternatively, connecting plate can be perpendicular to the axial direction of stator module 30, as shown in Figure 1.Thus, it is more convenient for connecting plate Positioned with stator module 30, it is ensured that accurate installation of the connecting plate on stator module 30, and beneficial to connecting plate and support 10 connection.
Shown referring to Figures 1 and 2, two connectors 32 can be formed as substantially along the circumferentially extending of stator module 30 respectively It is generally c-shaped.Thus, when a certain degree of deflection occurs for support 10, the reliable of support 10 and connector 32 can still be ensured Connection.In addition, one of connector 32 can set the leg stretched out, thus, it is possible to ensure support 10 and compressor The distance of the internal face of 1000 casing 300 will not be excessive, when the overall generation of electric machine assembly 100 is crooked, can be supported on machine On shell 300, while cost can be reduced and with certain avoidance effect, beneficial to the mounting arrangements of the inner part of casing 300.
The present invention does not do specifically limited for the material of connector 32, and alternatively, it can be metallic plate that connector 32, which is, gold Category plate intensity is higher and conveniently obtains.Still optionally further, connector 32 can be steel stamping part, and thickness is 1.5mm-3.5mm (including two endpoint values), further, thickness could be arranged to 2.0mm-3.5mm, for example, 2.5mm, 3mm Deng.Thus, it is possible to ensure the intensity of support 10, while may be controlled to this.
Referring to figs. 1 to shown in Fig. 3, according to some embodiments of the present invention, support 10 can include rack body 11 and connect Socket part 12.Rack body 11 is provided with axis hole 101, and connecting portion 12 is connected with rack body 11 and welded with stator module 30. During fabrication, rack body 11 can be connected with connecting portion 12 first, then again by connecting portion 12 and stator module 30, for example Connector 32 on stator module 30 is weldingly connected, and attended operation is good.
Connecting portion 12 can include it is multiple, as shown in Figure 1 to Figure 3, multiple connecting portions 12 can be along between the circumference of support 10 It is spaced apart, each connecting portion 12 is connected with stator module 30 respectively.Thus, stator module 30 and support 10 can be along bent axles 20 Circumference form multiple connecting portions, connection effect more preferably, may further ensure that the axiality of rotor 40 and stator module 30 And the reliable installation of stator module 30, further reduce de-or gap.
For example, as shown in figures 1 and 3, connecting portion 12 is two, and two connecting portions 12 are located at the relative of rack body 11 Side, differs about 180 degree, the good connecting effect of support 10 and stator module 30 in the circumference of bent axle 20.Thus, it is possible to make stator Positioning, good positioning effect are realized with support 10 in the opposite side of component 30.
Further, each connecting portion 12 can be formed as L-shaped frame and including long limb 121 and manomelia 122, long limb 121 One end can be connected with support 10, the other end of long limb 121 is connected with manomelia 122, and manomelia 122 can match somebody with somebody with connecting portion 12 Close.Thus, the bulk strength and stability of locating rack, and the connection with stator module 30 of being more convenient for can not only be lifted.
The present invention does not do specifically limited for the material of support 10, alternatively, and support 10 can be metallic plate, and metallic plate is strong Degree is higher and conveniently obtains.Still optionally further, support 10 can be steel plate stretching part, and thickness is 2.0mm-4.0mm (including two endpoint values), further, thickness could be arranged to 2.5mm-4.0mm, for example, 3mm, 3.5mm etc..Thus, may be used To ensure the intensity of support 10, while may be controlled to this.
Alternatively, rack body 11 and connecting portion 12 can be weldingly connected or be integrally formed.Thus, not only connect compared with can Lean on, and deformation caused during connection can be reduced.Alternatively, rack body 11 and connecting portion 12 can use laser welding It is connected, connection effect is more excellent.
As shown in figure 3, flange 13 can be set on rack body 11, with the intensity of further lifting bracket 10, while sharp In the installation of pump assembly 200.In addition, can also set tube-in-tube structure 14 on rack body 11, the rotary shaft 21 of bent axle 20 can To be located in tube-in-tube structure 14.Thus, the connection reliability of bent axle 20 and support 10 can be not only lifted, and one can be entered Step ensures the accurate installation of bent axle 20, is further ensured that the axiality of rotor 40 and stator module 30.
Alternatively, as shown in figure 3, the junction of long limb 121 and rack body 11 can set reinforcement structure 15, connecting portion 12 with the connection reliability of rack body 11 and ensure the shape stability of connecting portion 12.
Compressor 1000 according to embodiments of the present invention can be freezer compressor, compressor 1000 other constitute and Operation is knowable for the person of ordinary skill of the art, is not described in detail herein.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in invention.
In the description of this specification, the description of reference term " embodiment ", " example ", " specific example " etc. means to combine The embodiment or example description specific features, structure, material or feature be contained in the present invention at least one embodiment or In example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.And And, specific features, structure, material or the feature of description can not done in any one or more embodiments or example Relate to, it is reconcilable in the case of can be combined with each other in an appropriate manner.

Claims (10)

1. a kind of compressor, it is characterised in that including:
Support, the support is provided with axis hole;
Pump assembly, the pump assembly includes pump housing main body, bent axle and support, and one end of the bent axle is pivotly located in In the axis hole, the other end is connected with the pump housing main body of the side positioned at the support;
Stator module, the stator module is weldingly connected with the support and is coaxially disposed with the bent axle, the stator module With stator hole;
Rotor, the rotor is set on one end of the bent axle and in the stator hole.
2. compressor according to claim 1, it is characterised in that the stator module includes stator and connector, described Stator is weldingly connected by the connector with the support.
3. compressor according to claim 2, it is characterised in that the connector is located at the stator core of the stator On.
4. compressor according to claim 2, it is characterised in that the connector is formed as prolonging substantially along the circumference of stator The multiple connecting plates stretched and be spaced apart, each connecting plate is weldingly connected with the support.
5. compressor according to claim 4, it is characterised in that the connecting plate is perpendicular to the axial direction of the stator.
6. compressor according to claim 4, it is characterised in that the connecting plate is steel stamping part and thickness is 1.5mm-3.5mm。
7. the compressor according to any one of claim 1-6, it is characterised in that the support includes:
Rack body, the rack body is provided with the axis hole;
Connecting portion, the connecting portion is connected with the rack body and welded with the stator module.
8. compressor according to claim 7, it is characterised in that the connecting portion is formed as along between the circumference of the support What is be spaced apart is multiple, and each connecting portion is connected with the stator module.
9. compressor according to claim 8, it is characterised in that each connecting portion is respectively formed as L-shaped frame and bag Long limb and manomelia are included, one end of the long limb is connected with the rack body, the other end is provided with the manomelia, the manomelia and institute Stator module is stated to be connected.
10. compressor according to claim 9, it is characterised in that the connecting portion is steel plate stretching part and thickness is 2.0mm-4.0mm。
CN201710632001.1A 2017-07-28 2017-07-28 Compressor Active CN107218220B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710632001.1A CN107218220B (en) 2017-07-28 2017-07-28 Compressor

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Application Number Priority Date Filing Date Title
CN201710632001.1A CN107218220B (en) 2017-07-28 2017-07-28 Compressor

Publications (2)

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CN107218220A true CN107218220A (en) 2017-09-29
CN107218220B CN107218220B (en) 2019-04-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577576A (en) * 2019-02-18 2020-08-25 安徽美芝制冷设备有限公司 Frame subassembly and compressor of compressor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2030047A1 (en) * 1969-10-23 1971-03-11 Lee Refigeration Ltd , Lewis, Ronald William, Smith, Eric, Bognor Regis, Sus sex (Großbritannien) Hermetically sealed electric motor compressor
JPS6030488A (en) * 1983-07-29 1985-02-16 Toshiba Corp Enclosed compressor
CN2056454U (en) * 1989-05-03 1990-04-25 高靖中 Full seal compressor with silencing of noise and saving energy
EP1158170A1 (en) * 1994-04-28 2001-11-28 Kabushiki Kaisha Toshiba Compressor
CN102084132A (en) * 2008-05-13 2011-06-01 Acc奥地利有限公司 Coolant compressor
CN106195028A (en) * 2016-08-31 2016-12-07 安徽美芝制冷设备有限公司 For the frame of reciprocating compressor and the compressor with it

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2030047A1 (en) * 1969-10-23 1971-03-11 Lee Refigeration Ltd , Lewis, Ronald William, Smith, Eric, Bognor Regis, Sus sex (Großbritannien) Hermetically sealed electric motor compressor
JPS6030488A (en) * 1983-07-29 1985-02-16 Toshiba Corp Enclosed compressor
CN2056454U (en) * 1989-05-03 1990-04-25 高靖中 Full seal compressor with silencing of noise and saving energy
EP1158170A1 (en) * 1994-04-28 2001-11-28 Kabushiki Kaisha Toshiba Compressor
CN102084132A (en) * 2008-05-13 2011-06-01 Acc奥地利有限公司 Coolant compressor
CN106195028A (en) * 2016-08-31 2016-12-07 安徽美芝制冷设备有限公司 For the frame of reciprocating compressor and the compressor with it

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577576A (en) * 2019-02-18 2020-08-25 安徽美芝制冷设备有限公司 Frame subassembly and compressor of compressor

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