CN209627158U - A kind of radiator structure of double salient-pole electric machine stator - Google Patents
A kind of radiator structure of double salient-pole electric machine stator Download PDFInfo
- Publication number
- CN209627158U CN209627158U CN201920319861.4U CN201920319861U CN209627158U CN 209627158 U CN209627158 U CN 209627158U CN 201920319861 U CN201920319861 U CN 201920319861U CN 209627158 U CN209627158 U CN 209627158U
- Authority
- CN
- China
- Prior art keywords
- stator
- thermally conductive
- electric machine
- end ring
- motor case
- 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.)
- Active
Links
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The utility model proposes a kind of radiator structures of double salient-pole electric machine stator, including motor case, stator core and thermally conductive casting glue, the utility model carries out heat transfer by filling thermally conductive casting glue between motor case and stator core, thermal resistance is greatly reduced, so that the heat of stator winding is transmitted on motor case more easily by stator core；Simultaneously, the first stator end ring and the second stator end ring are increased between the end and motor case of stator winding, reduce the thickness of the thermally conductive casting glue of stator winding end, to reduce the end of stator winding to the distance of motor case, to reduce stator winding to the thermal resistance between motor case, the capacity of heat transmission of motor end is further increased.
Description
Technical field
The utility model relates to motor fields, more particularly, to a kind of radiator structure of double salient-pole electric machine stator.
Background technique
Rule stator and electricity after the completion of existing double salient-pole electric machine stator core wire embedding, by vacuum paint dipping, after dipping lacquer
Machine assembling machine casing completes stator module, and the heat dissipation of stator winding is to be transmitted to electricity by stator winding, insulated paint, stator core
Machine casing, is radiated by casing, and this radiating mode exists following insufficient:
(1) winding heat is bigger by insulation dipping lacquer thermal-conduction resistance, is unfavorable for the heat dissipation of motor；
(2) since insulated paint cannot be filled up completely the gap between machine winding and iron core, there is air between winding and iron core
In the presence of the thermal coefficient of air is very low, unfavorable to the heat dissipation of motor.
(3) winding overhang is not made full use of to radiate.
Summary of the invention
A kind of in order to solve the above problems, the utility model proposes radiator structure of double salient-pole electric machine stator.
The main contents of the utility model include:
A kind of radiator structure of double salient-pole electric machine stator, including motor case, stator core and heat-conductive assembly, the stator
Iron core is mounted in the motor case, is provided with stator winding in the stator poles on the stator core inner wall；The motor
Casing includes cabinet sides and two casing end faces；The heat-conductive assembly includes thermally conductive casting glue and heat conduction ring；It is described thermally conductive
Casting glue is filled between the motor case and stator core, and in the stator slot after embedding；The heat conduction ring setting exists
On the inside of the casing end face.
Preferably, the heat conduction ring includes the first stator end ring and the second stator end ring, the first stator end ring and institute
The second stator end ring is stated to be separately positioned on the inside of two casing end faces.
Preferably, the first stator end ring and the second stator end ring are connect with casing end face interference.
Preferably, the thermally conductive casting glue be filled in the first stator end ring and/or the second stator end ring with it is described fixed
Between the end face of sub- winding.
Preferably, the thermally conductive casting glue also fills up between the excircle and cabinet sides of the stator core.
Preferably, the material of the first stator end ring and the second stator end ring is aluminium.
Preferably, the material of the thermally conductive casting glue is epoxide-resin glue or silicon rubber or polyurethane.
The utility model has the beneficial effects that: the utility model proposes a kind of heat dissipation knots of double salient-pole electric machine stator
Structure carries out heat transfer by filling thermally conductive casting glue between motor case and stator core, greatly reduces thermal resistance, so that fixed
The heat of sub- winding is transmitted on motor case more easily by stator core；Meanwhile in the end of stator winding and motor machine
The first stator end ring and the second stator end ring are increased between shell, reduce the thickness of the thermally conductive casting glue of stator winding end, with
The end of stator winding is reduced to the distance of motor case, to reduce stator winding to the thermal resistance between motor case, into one
Step increases the capacity of heat transmission of motor end.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cross-sectional view of the utility model.
Specific embodiment
The technical solution protected below in conjunction with attached drawing to the utility model illustrates.
Please refer to Fig. 1 and Fig. 2.The utility model proposes a kind of radiator structures of double salient-pole electric machine stator, including motor
Casing 1, stator core 5 and radiating subassembly, the radiating subassembly include for thermally conductive thermally conductive casting glue 4 and heat conduction ring,
Wherein, the stator core 5 is arranged in the motor case 1, and the inner wall of the stator core 5 is provided with stator winding 3, institute
It states thermally conductive casting glue 4 to be filled between the motor case 1 and stator core 5, also fills up in the stator slot after embedding, make
It obtains the stator winding 3 and stator core is conducted heat to by thermally conductive casting glue 4, then conducted by stator core to motor
On casing 1, conducted finally by other radiating modes such as the thermal holes being arranged on motor case 1.
Further, due between stator winding 3 and motor case 1 there is biggish gap, a reality wherein
It applies in example, is additionally provided with heat conduction ring between the end face of the stator winding 3 and the end face of the motor case 1, specifically, institute
It states motor case 1 and includes cabinet sides and casing end face, the excircle of the stator core 5 after embedding and the motor machine
Thermally conductive casting glue 4 is filled between shell 1, and the heat conduction ring is arranged on the inner wall of the casing end face, and the heat conduction ring
It is arranged on the inside of the casing end face by interference fit；The heat conduction ring includes first in one of the embodiments,
Stator end ring 2 and the second stator end ring 6, the two are separately positioned on two casing end faces of the motor case 1, described
Thermally conductive casting glue 4 is filled between one stator end ring 2 and the second stator end ring 6 and the end face of stator winding.
The material of the first stator end ring 2 and the second stator end ring 6 is aluminium in one of the embodiments,；At other
In embodiment, the material of the thermally conductive casting glue 4 is epoxide-resin glue or silicon rubber or polyurethane.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of radiator structure of double salient-pole electric machine stator, which is characterized in that including motor case, stator core and thermally conductive group
Part, the stator core are mounted in the motor case, be provided in the stator poles on the stator core inner wall stator around
Group；The motor case includes cabinet sides and two casing end faces；The heat-conductive assembly includes thermally conductive casting glue and thermally conductive
Ring；The thermally conductive casting glue is filled between the motor case and stator core, and in the stator slot after embedding；It is described to lead
Hot ring is arranged on the inside of the casing end face.
2. a kind of radiator structure of double salient-pole electric machine stator according to claim 1, which is characterized in that the heat conduction ring packet
The first stator end ring and the second stator end ring are included, the first stator end ring and the second stator end ring are separately positioned on two
On on the inside of the casing end face.
3. a kind of radiator structure of double salient-pole electric machine stator according to claim 2, which is characterized in that first stator
End ring and the second stator end ring are connect with casing end face interference.
4. a kind of radiator structure of double salient-pole electric machine stator according to claim 2, which is characterized in that the thermally conductive encapsulating
Glue is filled between the first stator end ring and/or the second stator end ring and the end face of the stator winding.
5. a kind of radiator structure of double salient-pole electric machine stator according to claim 4, which is characterized in that the thermally conductive encapsulating
Glue also fills up between the excircle and cabinet sides of the stator core.
6. according to a kind of radiator structure of any double salient-pole electric machine stator of claim 2 to 5, which is characterized in that described
The material of first stator end ring and the second stator end ring is aluminium.
7. a kind of radiator structure of double salient-pole electric machine stator according to any one of claims 1 to 5, which is characterized in that described
The material of thermally conductive casting glue is epoxide-resin glue or silicon rubber or polyurethane.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019200124426 | 2019-01-04 | ||
| CN201920012442 | 2019-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209627158U true CN209627158U (en) | 2019-11-12 |
Family
ID=68456635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920319861.4U Active CN209627158U (en) | 2019-01-04 | 2019-03-14 | A kind of radiator structure of double salient-pole electric machine stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209627158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112928868A (en) * | 2021-03-31 | 2021-06-08 | 上海大学 | Construction method and structure of cooling complex of dual-rotor disc type motor |
-
2019
- 2019-03-14 CN CN201920319861.4U patent/CN209627158U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112928868A (en) * | 2021-03-31 | 2021-06-08 | 上海大学 | Construction method and structure of cooling complex of dual-rotor disc type motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108604850A (en) | Electric rotating machine | |
| KR20130079174A (en) | Electric machine with encapsulated end turns | |
| CN113474969A (en) | Electric machine winding with improved cooling | |
| JP6331495B2 (en) | Reactor | |
| CN209045285U (en) | A kind of heat-conducting type ring-shaped inductors shell | |
| CN209627158U (en) | A kind of radiator structure of double salient-pole electric machine stator | |
| CN107946021B (en) | Magnetizing head for motor and magnetizing device with same | |
| CN216904598U (en) | Motor structure, motor and cleaning equipment | |
| JP2008259383A (en) | Brushless motor | |
| CN208369332U (en) | A kind of engine cooling mould group of motor, the circuit board and application motor | |
| US3075107A (en) | Canned motor | |
| CN112886774B (en) | Auxiliary shell type outer rotor permanent magnet synchronous motor cooling device | |
| WO2024113661A1 (en) | Motor heat dissipation structure based on deformation heat pipe and manufacturing method therefor | |
| CN109301962A (en) | A kind of winding overhang encapsulating liquid feeding cool electric machine | |
| CN110011457B (en) | Motor stator structure with integrated heat pipe and iron core | |
| CN109768637B (en) | Low-temperature-rise permanent magnet driving motor with external rectangular heat-dissipating water pipe and shell filled with heat-conducting glue | |
| CN111654164A (en) | Motor stator and motor | |
| CN110581625A (en) | heat radiation structure of motor stator winding | |
| CN101651376B (en) | Electric machine stator winding heat dissipation method and device | |
| CN208597000U (en) | Low-temperature lifting motor structure | |
| CN114142683B (en) | Motor stator structure and motor with same | |
| CN211127469U (en) | Novel motor | |
| CN103489571A (en) | Inductor | |
| CN210927225U (en) | Motor stator with excellent heat dissipation effect | |
| CN203491042U (en) | Inductor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |