CN106160294B - Compressor electric motor, motor stator and its motor insulation framework - Google Patents
Compressor electric motor, motor stator and its motor insulation framework Download PDFInfo
- Publication number
- CN106160294B CN106160294B CN201610649168.4A CN201610649168A CN106160294B CN 106160294 B CN106160294 B CN 106160294B CN 201610649168 A CN201610649168 A CN 201610649168A CN 106160294 B CN106160294 B CN 106160294B
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- skeleton
- motor
- wall
- stator
- insulation framework
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The present invention provides a kind of motor insulation frameworks, including the skeleton outer wall annularly surrounded and inboard wall of skeleton, and several skeleton winding sections between skeleton outer wall and inboard wall of skeleton are arranged in connection, there is gas flow on the skeleton winding section, the import of the gas flow is located on inboard wall of skeleton, and the outlet of gas flow is located on skeleton outer wall.When rotor rotation, gas can flow to skeleton outer wall from inboard wall of skeleton by gas flow, then flow to exhaust end from stator outer wall, increase circulation area, improve compressor oil return effect；Meanwhile gas flows through skeleton winding section, can take away the partial heat of stator winding generation, play the role of radiating and cooling to stator winding, improves electric efficiency, extends motor service life.The present invention also provides a kind of motor stators for being equipped with above-mentioned motor insulation framework, and are equipped with the compressor electric motor of the motor stator.
Description
Technical field
The present invention relates to technical field of motors, electromechanical more particularly to a kind of motor insulation framework, motor stator and compression
Machine.
Background technique
Motor is made of two main components of stator and rotor, and motor stator generally uses insulation framework to insulate.Insulation
Skeleton is that one kind is set to motor stator end, and the moulding with string-passing structure design.Do not have in existing insulation framework
Gas flow guidance structure is designed, keeps the gas circulation inside motor poor, influences compressor oil return effect, and the heat dissipation of stator winding
Property is poor.
Summary of the invention
Based on this, it is necessary to poor for gas circulation present in current motor stator and stator winding heat dissipation
Problem, provide it is a kind of raising motor internal gas flow communication ability and stator winding heat dissipation efficiency motor insulation framework and assembly should
The motor stator and compressor electric motor of motor insulation framework.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of motor insulation framework is arranged including the skeleton outer wall annularly surrounded and inboard wall of skeleton, and connection in bone
Several skeleton winding sections between frame outer wall and inboard wall of skeleton have gas flow, the gas stream on the skeleton winding section
The import in road is located on inboard wall of skeleton, and the outlet of gas flow is located on skeleton outer wall.
At least one thermal vias is offered on the skeleton winding section in one of the embodiments, the heat dissipation is logical
Hole is connected with gas flow.
The gas flow is the circulation groove that skeleton winding section surface opens up, the circulation in one of the embodiments,
Skeleton outer wall and inboard wall of skeleton are run through in the both ends of slot.
The thermal vias is provided with the slot bottom of circulation groove in one of the embodiments,.
The circulation groove is the direct through groove being arranged radially along insulation framework in one of the embodiments,.
The circulation groove is Y shape slot in one of the embodiments, and the Y shape slot includes one section of straight trough and two sections of skewed slots,
One end of the straight trough is located on inboard wall of skeleton, and the other end is connected with one end of two sections of skewed slots, and two sections of skewed slots are symmetrically set
It sets, the other end of two sections of skewed slots is located on skeleton outer wall, and the skeleton outer wall between two sections of skewed slots is provided with positioning column.
The section of the circulation groove is rectangle in one of the embodiments,.
The gas flow is the recirculation hole opened up inside skeleton winding section, the circulation in one of the embodiments,
Skeleton outer wall and inboard wall of skeleton are run through in the both ends in hole.
The thermal vias is two in one of the embodiments, and along insulation framework arranged radially.
The thermal vias is circular hole in one of the embodiments,.
The present invention also provides a kind of motor stators, including stator core and stator winding, further include any above-mentioned electricity
Machine insulation framework, the motor insulation framework are fixed on one end of stator core, and the stator winding is wound around skeleton winding section
On.
The present invention also provides a kind of compressor electric motors, including above-mentioned motor stator.
The beneficial effects of the present invention are: offering on the skeleton winding section of motor insulation framework of the present invention through inboard wall of skeleton
With the gas flow of skeleton outer wall, when rotor rotation, gas can flow to skeleton from inboard wall of skeleton by gas flow
Then outer wall flows to exhaust end from stator outer wall, increases circulation area, improve compressor oil return effect；Meanwhile gas stream
Through skeleton winding section, the partial heat of stator winding generation can be taken away, plays the role of radiating and cooling to stator winding, improves
Electric efficiency extends motor service life.
Detailed description of the invention
Fig. 1 is the main view of the motor insulation framework of one embodiment of the invention；
Fig. 2 is the perspective view of the motor insulation framework of one embodiment of the invention；
Fig. 3 is the perspective view of the motor stator of one embodiment of the invention；
Fig. 4 is the half section structure diagram of the motor stator of one embodiment of the invention.
Wherein:
10- motor insulation framework；
100- skeleton outer wall；
110- positioning column；
200- inboard wall of skeleton；
300- skeleton winding section；
310- thermal vias；
320- circulation groove；
321- straight trough；
322- skewed slot；
20- stator core.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, by the following examples, it and combines attached
Figure, is further elaborated motor insulation framework, motor stator and compressor electric motor of the present invention.It should be appreciated that herein
Described specific examples are only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of motor insulation framework, constitutes electricity for combining assembly with motor stator core and stator winding
Machine stator, the motor stator can be used for compressor electric motor, naturally it is also possible to be used for other motors.
Referring to figure 1 and figure 2, motor insulation framework of the present invention includes the skeleton outer wall 100 and skeleton annularly surrounded
Several skeleton winding sections 300 between skeleton outer wall 100 and inboard wall of skeleton 200, backbone winding is arranged in inner wall 200, and connection
There is gas flow, the import of gas flow is located on inboard wall of skeleton 200, and the outlet of gas flow is located at skeleton in line portion 300
On outer wall 100.Gas flow on skeleton winding section 300 can be such that gas flows into from the import on inboard wall of skeleton 200, then from bone
Outlet outflow on frame outer wall 100, increases the circulation area in motor stator, improves compressor oil return effect；Meanwhile gas
Body flows through skeleton winding section 300, can take away the partial heat of stator winding generation, plays radiating and cooling to stator winding and makees
With improving electric efficiency.
Further, at least one thermal vias 310, thermal vias 310 and gas stream are offered on skeleton winding section 300
Road is connected.Stator winding is wound around on skeleton winding section 300, and the heat that stator winding generates at work can pass through heat dissipation
Through-hole 310 enters in gas flow, and the gas of gas coming through runner can take the heat that stator winding generates out of stator, radiates
Gas flow can be improved to the radiating efficiency of stator winding in through-hole 310.
As a preferred embodiment, gas flow is the circulation groove 320 that 300 surface of skeleton winding section opens up, stream
Skeleton outer wall 100 and inboard wall of skeleton 200 are run through in the both ends of through slot 320.When motor insulation framework is fixedly mounted on motor stator iron
On core, gas flow is formed between circulation groove 320 and stator core, gas can be located on inboard wall of skeleton 200 from circulation groove 320
Import flow direction be located at skeleton outer wall 100 on outlet.
Specifically, thermal vias 310 is provided with the slot bottom of circulation groove 320, can make thermal vias 310 stator winding with
Path between circulation groove 320 is most short, improves the radiating efficiency to stator winding.
Preferably, circulation groove 320 is the direct through groove being arranged radially along insulation framework.Direct through groove can reduce the stream of gas
Dynamic resistance accelerates gas flow rates, further increases compressor oil return effect and the radiating efficiency to stator winding.
Meanwhile positioning column 110 is provided on skeleton outer wall 100, positioning column 110 is for making insulation framework and stator core
It can accurately be installed together, and part positioning column 110 is arranged in skeleton outer wall 100 corresponding with skeleton winding section 300
On, if the circulation groove 320 being arranged on these skeleton winding sections 300 is direct through groove, the outlet of circulation groove 320 will will receive fixed
The influence of position column 110.Therefore the circulation groove 320 on the skeleton winding section 300 for being provided with positioning column 110 is processed into Y shape slot, Y
Shape slot includes one section of straight trough 321 and two sections of skewed slots 322, and one end of straight trough 321 is located on inboard wall of skeleton 200, the other end and two sections
One end of skewed slot 322 is connected, and two sections of skewed slots 322 are symmetrical arranged, and the other end of two sections of skewed slots 322 is located on skeleton outer wall 100,
Positioning column 110 is located between two sections of skewed slots 322.Gas can be entered by straight trough 321, then be flowed out from two skewed slots 322, benefit
Positioning column 110 is bypassed with two skewed slots 322.
Preferably, the section of circulation groove 320 is rectangle.The section of rectangle is easy to process, and circulation groove 320 can be made to obtain
Obtain biggish circulation area.
As another embodiment, gas flow may be the recirculation hole opened up inside skeleton winding section 300, stream
Skeleton outer wall 100 and inboard wall of skeleton 200 are run through in the both ends of through-hole.Gas is provided with one end of inboard wall of skeleton 200 by recirculation hole
The other end on skeleton outer wall 100 is flowed to, equally may be implemented to increase circulation area, the purpose for radiating to stator winding.
Specifically, thermal vias 310 is two, and along insulation framework arranged radially, thermal vias 310 is circular hole.It dissipates
The number and shape of heat through-hole 310 generate certain influence, two circular thermal vias to the intensity of skeleton winding section 300
310 can increase the direct heat exchange area with stator winding on the basis of guaranteeing 300 intensity of skeleton winding section, improve to fixed
The radiating efficiency of sub- winding.
Meanwhile the entirety of motor insulation framework of the present invention can use PBT material integrated injection molding, skeleton winding section
The circulation groove 320 and thermal vias 310 that open up on 300 can also reduce the dosage of injected plastics material, save the cost.
As shown in figure 3 and figure 4, the present invention also provides a kind of motor stators, including stator core 20, stator winding for ginseng
(not shown) and motor insulation framework 10 of the invention, motor insulation framework 10 are fixed on one end of stator core 20, fixed
Sub- winding is wound around on skeleton winding section 300.The circulation groove 320 opened up on skeleton winding section 300 circulates towards stator core 20
Gas flow is formed between slot 320 and stator core 20, when rotor rotation, gas can be by gas flow from skeleton
Inner wall 200 flows to skeleton outer wall 100, then flows to exhaust end from stator outer wall, increases circulation area, improves compressor and returns
Oily effect；Meanwhile gas flows through skeleton winding section 300, can take away the partial heat of stator winding generation, rises to stator winding
It is acted on to radiating and cooling, improves electric efficiency, extend motor service life.The thermal vias opened up on skeleton winding section 300
310, the direct heat exchange area of the gas and stator winding in circulation groove 320 can be enhanced, improve the heat dissipation to stator winding
Efficiency.
The present invention also provides a kind of compressor electric motors, including the motor stator in above embodiment.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of motor insulation framework, including the skeleton outer wall (100) and inboard wall of skeleton (200) annularly surrounded, and connection
Several skeleton winding sections (300) being arranged between skeleton outer wall (100) and inboard wall of skeleton (200), which is characterized in that the bone
There is gas flow, the import of the gas flow is located on inboard wall of skeleton (200), gas flow on frame winding section (300)
Outlet is located on skeleton outer wall (100)；
At least one thermal vias (310), the thermal vias (310) and gas are offered on the skeleton winding section (300)
Runner is connected；
Skeleton winding section (300) surface opens up circulation groove (320), and skeleton outer wall is run through at the both ends of the circulation groove (320)
(100) and inboard wall of skeleton (200) gas flow, is formed between the circulation groove (320) and motor stator core, gas can be from
Circulation groove (320) is located at the outlet that the flow direction of the import on inboard wall of skeleton (200) is located on skeleton outer wall (100).
2. motor insulation framework according to claim 1, which is characterized in that the thermal vias (310) is provided with circulation
The slot bottom of slot (320).
3. motor insulation framework according to claim 1, which is characterized in that the circulation groove (320) is along insulation bone
The direct through groove that frame is arranged radially.
4. motor insulation framework according to claim 1, which is characterized in that the circulation groove (320) is Y shape slot, the Y
Shape slot includes one section of straight trough (321) and two sections of skewed slots (322), and one end of the straight trough (321) is located on inboard wall of skeleton (200),
The other end is connected with one end of two sections of skewed slots (322), and two sections of skewed slots (322) are symmetrical arranged, two sections of skewed slots (322) it is another
One end is located on skeleton outer wall (100), and the skeleton outer wall (100) between two sections of skewed slots (322) is provided with positioning column (110).
5. motor insulation framework according to claim 1, which is characterized in that the section of the circulation groove (320) is rectangle.
6. motor insulation framework according to claim 1, which is characterized in that the thermal vias (310) is two, and edge
Insulation framework arranged radially.
7. motor insulation framework according to claim 1, which is characterized in that the thermal vias (310) is circular hole.
8. a kind of motor stator, including stator core (20) and stator winding, which is characterized in that further include such as claim 1 to 7
Any motor insulation framework (10), the motor insulation framework (10) is fixed on one end of stator core (20), described
Stator winding is wound around on skeleton winding section (300).
9. a kind of compressor electric motor, which is characterized in that including motor stator as claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649168.4A CN106160294B (en) | 2016-08-09 | 2016-08-09 | Compressor electric motor, motor stator and its motor insulation framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649168.4A CN106160294B (en) | 2016-08-09 | 2016-08-09 | Compressor electric motor, motor stator and its motor insulation framework |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106160294A CN106160294A (en) | 2016-11-23 |
| CN106160294B true CN106160294B (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610649168.4A Active CN106160294B (en) | 2016-08-09 | 2016-08-09 | Compressor electric motor, motor stator and its motor insulation framework |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104531B (en) * | 2017-06-13 | 2023-06-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator insulation framework, stator assembly and motor |
| CA3019724A1 (en) * | 2017-10-11 | 2019-04-11 | Romet Limited | Rotary gas meter with flange connection |
| CN110391709B (en) * | 2018-04-19 | 2020-09-25 | 上海海立电器有限公司 | Insulating support and motor |
| JP2020000669A (en) * | 2018-06-29 | 2020-01-09 | 日本電産株式会社 | Blower |
| CN108696023A (en) * | 2018-08-15 | 2018-10-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Insulation framework, motor stator and motor |
| CN109245373B (en) * | 2018-10-17 | 2024-02-06 | 浙江迪贝电气股份有限公司 | Direct winding type motor stator is with guiding socket joint fixed knot of interphase insulation paper constructs |
| CN113315289A (en) * | 2021-06-21 | 2021-08-27 | 珠海格力电器股份有限公司 | Stator framework, magnetic suspension bearing, compressor and air conditioner |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935605Y (en) * | 2006-07-28 | 2007-08-15 | 奇鋐科技股份有限公司 | Insulation frame structure of motor stator |
| CN202550741U (en) * | 2012-03-09 | 2012-11-21 | 张嘉宏 | Matching structure between motor stator insulation sleeve and silicon wafer |
| CN203491813U (en) * | 2013-10-12 | 2014-03-19 | 浙江宇静电机有限公司 | Stator insulation frame of industrial sewing machine motor |
| CN105490422A (en) * | 2016-01-26 | 2016-04-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Insulating frame, motor stator and motor |
| CN205385358U (en) * | 2016-03-16 | 2016-07-13 | 东莞市柏宾塑胶电子科技有限公司 | Insulating frame is moulded to package with heat -conduction structure |
| CN205921480U (en) * | 2016-08-09 | 2017-02-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor motor, motor stator and motor insulation skeleton thereof |
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