CN109555697A - A kind of compressor external rotor electric machine - Google Patents

A kind of compressor external rotor electric machine Download PDF

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Publication number
CN109555697A
CN109555697A CN201910051654.XA CN201910051654A CN109555697A CN 109555697 A CN109555697 A CN 109555697A CN 201910051654 A CN201910051654 A CN 201910051654A CN 109555697 A CN109555697 A CN 109555697A
Authority
CN
China
Prior art keywords
casing
pump head
boss
fixed plate
stator
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.)
Pending
Application number
CN201910051654.XA
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Chinese (zh)
Inventor
晁会岩
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.)
NINGBO LADE DRIVING TECHNOLOGY Co Ltd
Original Assignee
NINGBO LADE DRIVING TECHNOLOGY 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 NINGBO LADE DRIVING TECHNOLOGY Co Ltd filed Critical NINGBO LADE DRIVING TECHNOLOGY Co Ltd
Priority to CN201910051654.XA priority Critical patent/CN109555697A/en
Publication of CN109555697A publication Critical patent/CN109555697A/en
Pending legal-status Critical Current

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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
    • F04C23/00Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/02Pumps characterised by combination with or adaptation to specific driving engines or motors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Abstract

The present invention relates to a kind of compressor external rotor electric machines, including pump head component, the pump head component upper end is connected with fixed plate, boss is equipped in the middle part of the fixed plate, cooperation is equipped with motor shaft in the boss, the outer wall of boss is connected with stator, one end of the motor shaft is set in the pump head component and is connected thereto, the other end of the motor shaft is connected with rotor, the stator is connected with sealed wiring column by lead, the pump head component and fixed plate correspondence offer convenient for the lead and connector in the section in pump head component, pump head component is fixedly connected by the present invention by fixed plate with motor, structure is simple, the pump head of motor and refrigeration compressor is completely embedded, stator interference is connected to outer wall of boss, rotor interference is connected on motor shaft, it is easy for installation, sealing can be equipped between fixed plate and pump head component Circle, to make good airproof performance and reduce vibration transmitting.

Description

A kind of compressor external rotor electric machine
Technical field
The present invention relates to technical field of motors more particularly to a kind of compressor external rotor electric machines.
Background technique
Refrigeration compressor is the core energy-consuming parts of refrigeration system, refrigeration system it is excellent be by the ability of compressor come It embodies, the most direct effective means for improving refrigerant system efficiency is to improve the efficiency of compressor.Refrigeration compressor application is very Extensively, such as refrigerator, refrigerator-freezer, fresh-keeping, air-conditioning etc..For refrigeration compressor, motor is essential.Motor can will be electric It can be converted into mechanical energy, external rotor electric machine and inner rotor motor can be divided into according to its rotor and stator mounting means.
Refrigeration compressor generally uses inner rotor motor at present.But the inner rotor motor of refrigeration compressor in the prior art Structure is complicated, and the mode that hot jacket is usually used in stator connects, in this way installation trouble, in addition the pump head of motor and refrigeration compressor It connects not close.
Summary of the invention
The present invention in view of the shortcomings of the prior art, provides a kind of compressor external rotor electric machine, simple with structure, peace The characteristics of dress is convenient, and the pump head of motor and refrigeration compressor is completely embedded, good airproof performance.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals:
A kind of compressor external rotor electric machine, including pump head component, the pump head component upper end is connected with fixed plate, described solid Boss is equipped in the middle part of fixed board, cooperation is equipped with motor shaft in the boss, and the outer wall of boss is connected with stator, the motor One end of axis is set in the pump head component and is connected thereto, and the other end of the motor shaft is connected with rotor, and the stator is logical It crosses lead and is connected with sealed wiring column, the pump head component and fixed plate correspondence offer convenient for the lead and connector in pump Section in head assembly, motor lead-out wire motor lead-out wire can be located at housing side or shell tail portion.
Preferably, the pump head component includes the first casing, the second casing and the pump head in the first casing, the pump One end that head is connect with the fixed plate offers device cavity, and the upper end outer rim of described device cavity offers concave mouth, institute It states fixed plate outer rim and is equipped with the male half coupling being coupled with the concave mouth, the fixed plate includes that cooperation is recessed set on described device Intracavitary plate body and outside boss in the middle part of plate body, the interior middle part of described device cavity are evenly equipped at least two arc grooves, Sealing ring is equipped between the arc groove and the fixed plate.
It is further preferred that offering in described device cavity and on the plate body convenient for pump head and fixed plate are spirally connected Bolt apertures.
It is further preferred that the rotor is set in described device cavity, the boss is inwardly arranged with rotor, described fixed Son is set between rotor and boss, and cooperation is equipped with the second casing on first casing, offers installation in second casing Slot is equipped with the step being cooperatively connected with mounting groove on the plate body.
It is further preferred that cooperation is equipped with the second casing on first casing, second casing is integrally formed with just In the boss that stator is cooperatively connected.
It is further preferred that cooperation is equipped with the second casing on first casing, fission is connected in second casing Convenient for the boss that stator is cooperatively connected, the boss offers bolt apertures, second casing offer convenient for the second casing with Blind hole that boss was spirally connected be spirally connected.
It is further preferred that being all made of interference mode, key between the motor shaft and rotor and between boss and stator Slot mode, milling side mode connect.
It include pump head component the invention has the advantages that: the present invention, the pump head component upper end is connected with fixed plate, institute It states and is equipped with boss in the middle part of fixed plate, cooperation is equipped with motor shaft in the boss, and the outer wall of boss is connected with stator, described One end of motor shaft is set in the pump head component and is connected thereto, and the other end of the motor shaft is connected with rotor, described fixed Son is connected with sealed wiring column by lead, and the pump head component and fixed plate correspondence offer convenient for the lead and connector In the section in pump head component, motor lead-out wire motor lead-out wire can be located at housing side or shell tail portion, and the present invention is logical It crosses fixed plate and is fixedly connected with pump head component with motor, structure is simple, and the pump head of motor and refrigeration compressor is completely embedded, stator Interference is connected to outer wall of boss, and rotor interference is connected on motor shaft, easy for installation, is equipped between fixed plate and pump head component close Seal, and reduce vibration and transmit and reduce vibration transmitting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one.
Fig. 2 is the decomposition texture schematic diagram of the embodiment of the present invention one.
Fig. 3 is the cross-sectional view of the embodiment of the present invention one.
Fig. 4 is the cross-sectional view of the embodiment of the present invention two.
Fig. 5 is the cross-sectional view of the embodiment of the present invention three, four.
Appended drawing reference: 1, pump head component;2, fixed plate;3, motor shaft;4, stator;5, rotor;
6, connector;7, section;8, the first casing;9, pump head;10, device cavity;
11, concave mouth;12, plate body;13, boss;14, male half coupling;15, arc groove;16, bolt apertures;
17, the second casing;18, mounting groove.
Specific embodiment
Present invention is further described in detail with embodiment with reference to the accompanying drawing.
Embodiment one, as shown in Figure 1, 2, 3, a kind of compressor external rotor electric machine, including 9 component 1 of pump head, the pump head 9 1 upper end of component is connected with fixed plate 2, boss 13 is equipped in the middle part of the fixed plate 2, cooperation is equipped with motor in the boss 13 Axis 3,13 outer wall of boss are connected with stator 4, one end of the motor shaft 3 be set in 9 component 1 of pump head and and its Connection, the other end of the motor shaft 3 are connected with rotor 5, and the stator 4 is connected with sealed wiring column, the pump by lead First 9 component 1 and the correspondence of fixed plate 2 offer the section 7 being installed in 9 component 1 of pump head convenient for the lead and connector 6, close Sealing-in terminal and connector 6 are cooperatively connected, and motor lead-out wire motor lead-out wire can be located at housing side or shell tail portion, this 9 component 1 of pump head is fixedly connected by invention by fixed plate 2 with motor, and structure is simple, and the pump head 9 of motor and refrigeration compressor connects Connect close, 4 interference of stator is connected to 13 outer wall of boss, and 5 interference of rotor is connected on motor shaft 3, easy for installation, fixed plate 2 with It is equipped with sealing ring between 9 component 1 of pump head, and reduces vibration and transmits and reduce vibration transmitting.
As shown in Figure 1, 2, 3, in the present embodiment, the pump head component 1 includes the first casing 8, the second casing 17 and is set to Pump head 9 in first casing 8, one end that the pump head 9 is connect with the fixed plate 2 offer device cavity 10, described device The upper end outer rim of cavity 10 offers concave mouth 11, and 2 outer rim of fixed plate is convex equipped with being coupled with the concave mouth 11 Seam allowance 14, the fixed plate 2 include the plate body 12 that cooperation is set in described device cavity 10 and outside set on the middle part of plate body 12 Boss 13, the interior middle part of described device cavity 10 are evenly equipped at least two arc grooves 15, the arc groove 15 and the fixation Sealing ring is equipped between plate 2, described sealing ring one end can be inserted into the arc groove 15, the concave mouth 11 and male half coupling 14 Connection, while mating connection convenient for pump head 9 and fixed plate 2, the section 7 of the section 7 and fixed plate 2 that make pump head 9 is agreed with, and is reached To the purpose of fixed limit.
As shown in Figure 1, 2, 3, it in the present embodiment, is offered in described device cavity 10 and on the plate body 12 convenient for inciting somebody to action Pump head 9 and fixed plate 2 are spirally connected by the bolt apertures 16 that pump head 9 and fixed plate 2 are spirally connected by screw rod, the motor shaft 3 and rotor 5 Between and boss 13 and stator 4 between be all made of interference mode, keyway mode, milling side mode connect, in contrast to the prior art In stator 4 is connected in a manner of hot jacket, the present invention is connected using interference mode, keyway mode, milling side mode, whole to assemble It is convenient.
As shown in figure 4, embodiment two, the present embodiment and embodiment one the difference is that: the rotor 5 is set to described In device cavity 10, the boss 13 is inwardly arranged with rotor 5, and the stator 4 is set between rotor 5 and boss 13, and described the Cooperation is equipped with the second casing 17 on one casing 8, offers mounting groove 18 in second casing 17, is equipped on the plate body 12 With mounting groove 18 be cooperatively connected step, the present embodiment be by the rotor 5 in embodiment one, stator 4,2 reverse-fitting of fixed plate, It is assemblied in the cooperation of rotor 5 in device cavity 10, the second casing 17 is in addition connected on the first casing 8, fixed plate 2 is anti- To after installation, it connect fixed plate 2 with the second casing 17 by step and mounting groove 18, assembly in this way is rationally convenient, Qi Tajie Structure and connection type are the same as example 1, in addition, the extraction line position of stator 4 be adjusted to the fixed plate 2 over there, from Without interfering lead-out wire.
As shown in figure 5, embodiment three, the present embodiment and embodiment one the difference is that: match on first casing 8 Close be equipped with the second casing 17, second casing 17 integrally formed with convenient for stator 4 be cooperatively connected boss 13, the present embodiment with Embodiment two but removes fixed plate 2 equally by the cooperation assembly of rotor 5 in device cavity 10, and by the second casing 17 and convex Platform 13 is arranged to integrated formed structure, and stator 4 is equally set between rotor 5 and boss 13, and is connect with 13 interference of boss, in this way Structure is simpler, and installation is more convenient.
As shown in figure 5, example IV, the present embodiment and embodiment one the difference is that: match on first casing 8 It closes and is equipped with the second casing 17, it is seperated in second casing 17 to be connected with the boss 13 being cooperatively connected convenient for stator 4, the boss 13 offer bolt apertures 16, and second casing 17 offers the blind hole that is spirally connected being spirally connected convenient for the second casing 17 with boss 13, should Stator 4, rotor 5, boss 13 in embodiment as the mounting means of embodiment three and installation direction, but with embodiment three Difference be: second casing 17 and boss 13 be arranged to separate structure, and the second casing 17 passes through with boss 13 to be spirally connected Mode connects.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention Limitation.

Claims (7)

1. a kind of compressor external rotor electric machine, it is characterised in that: including pump head component, the pump head component upper end is connected with Fixed plate, the fixed plate middle part are equipped with boss, and cooperation is equipped with motor shaft in the boss, and the outer wall of boss is connected with One end of stator, the motor shaft is set in the pump head component and is connected thereto, and the other end of the motor shaft, which is connected with, to be turned Son, the stator are connected with sealed wiring column by lead, and the pump head component and corresponding offer of fixed plate are drawn convenient for described In the section in pump head component, motor lead-out wire motor lead-out wire can be located at housing side or shell tail for line and connector Portion, motor lead-out wire can be located at housing side or shell tail portion.
2. a kind of compressor external rotor electric machine according to claim 1, it is characterised in that: the pump head component includes first Casing, the second casing and the pump head in the first casing, one end that the pump head is connect with the fixed plate offer device Cavity, the upper end outer rim of described device cavity offer concave mouth, and the fixed plate outer rim, which is equipped with to cooperate with the concave mouth, pacifies The male half coupling of dress, the fixed plate include the plate body that cooperation is set in described device cavity and in the middle part of the plate body it is outside convex Platform, the interior middle part of described device cavity are evenly equipped with 1-6 arc groove, sealing are equipped between the arc groove and the fixed plate Circle.
3. a kind of compressor external rotor electric machine according to claim 2, it is characterised in that: in described device cavity and described The bolt apertures convenient for pump head and fixed plate are spirally connected are offered on plate body.
4. a kind of compressor external rotor electric machine according to claim 2, it is characterised in that: the rotor is set to described device In cavity, the boss is inwardly arranged with rotor, and the stator is set between rotor and boss, cooperates on first casing and sets There is the second casing, mounting groove is offered in second casing, the step being cooperatively connected with mounting groove is installed on the plate body.
5. a kind of compressor external rotor electric machine according to claim 2, it is characterised in that: cooperate on first casing and set There is the second casing, second casing is integrally formed with the boss being cooperatively connected convenient for stator.
6. a kind of compressor external rotor electric machine according to claim 2, it is characterised in that: cooperate on first casing and set There is the second casing, the seperated boss being connected with convenient for stator mating connection in second casing, the boss, which offers, to be spirally connected Hole, second casing offer the blind hole that is spirally connected being spirally connected convenient for the second casing and boss.
7. a kind of compressor external rotor electric machine according to claim 2, it is characterised in that: between the motor shaft and rotor And it is all made of interference mode, keyway mode, milling side mode between boss and stator and connects.
CN201910051654.XA 2019-01-21 2019-01-21 A kind of compressor external rotor electric machine Pending CN109555697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910051654.XA CN109555697A (en) 2019-01-21 2019-01-21 A kind of compressor external rotor electric machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910051654.XA CN109555697A (en) 2019-01-21 2019-01-21 A kind of compressor external rotor electric machine

Publications (1)

Publication Number Publication Date
CN109555697A true CN109555697A (en) 2019-04-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910051654.XA Pending CN109555697A (en) 2019-01-21 2019-01-21 A kind of compressor external rotor electric machine

Country Status (1)

Country Link
CN (1) CN109555697A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001263247A (en) * 2000-03-16 2001-09-26 Kokusan Denki Co Ltd Motor-driven compressor and method of assembling electric motor of motor-driven compressor
CN202160058U (en) * 2011-07-11 2012-03-07 杭州富宁电器有限公司 Three-phase servo external rotor motor
WO2013094165A1 (en) * 2011-12-21 2013-06-27 株式会社ヴァレオジャパン Electric-powered compressor
CN203967937U (en) * 2014-06-17 2014-11-26 广东美芝制冷设备有限公司 The compressor with external rotor electric machine
CN105221388A (en) * 2014-07-01 2016-01-06 安徽美芝制冷设备有限公司 There is the compressor of external rotor electric machine
CN105909524A (en) * 2016-06-01 2016-08-31 珠海格力节能环保制冷技术研究中心有限公司 Compressor
CN207884399U (en) * 2017-12-30 2018-09-18 苏州工业园区泰格电子科技有限公司 A kind of external rotor electric machine and the compressor including the motor and liquid pump
CN209340142U (en) * 2019-01-21 2019-09-03 宁波拉德驱动技术有限公司 A kind of compressor external rotor electric machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001263247A (en) * 2000-03-16 2001-09-26 Kokusan Denki Co Ltd Motor-driven compressor and method of assembling electric motor of motor-driven compressor
CN202160058U (en) * 2011-07-11 2012-03-07 杭州富宁电器有限公司 Three-phase servo external rotor motor
WO2013094165A1 (en) * 2011-12-21 2013-06-27 株式会社ヴァレオジャパン Electric-powered compressor
CN203967937U (en) * 2014-06-17 2014-11-26 广东美芝制冷设备有限公司 The compressor with external rotor electric machine
CN105221388A (en) * 2014-07-01 2016-01-06 安徽美芝制冷设备有限公司 There is the compressor of external rotor electric machine
CN105909524A (en) * 2016-06-01 2016-08-31 珠海格力节能环保制冷技术研究中心有限公司 Compressor
CN207884399U (en) * 2017-12-30 2018-09-18 苏州工业园区泰格电子科技有限公司 A kind of external rotor electric machine and the compressor including the motor and liquid pump
CN209340142U (en) * 2019-01-21 2019-09-03 宁波拉德驱动技术有限公司 A kind of compressor external rotor electric machine

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