CN204947748U - stator structure, motor and compressor - Google Patents
stator structure, motor and compressor Download PDFInfo
- Publication number
- CN204947748U CN204947748U CN201520622931.5U CN201520622931U CN204947748U CN 204947748 U CN204947748 U CN 204947748U CN 201520622931 U CN201520622931 U CN 201520622931U CN 204947748 U CN204947748 U CN 204947748U
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- Prior art keywords
- stator
- housing
- groove
- stator core
- projection
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Abstract
The utility model provides a kind of stator structure, motor and compressor.This stator structure comprises stator core and housing, and described stator core is arranged in described housing; Be provided with projection at the outer peripheral face of described stator core in axial direction, be provided with groove at the inner peripheral surface of described housing in axial direction, described projection is arranged in described groove; Or be provided with groove at the outer peripheral face of described stator core in axial direction, projection is provided with in axial direction at the inner peripheral surface of described housing, described projection is arranged in described groove, the mode that can change the hot jacket between stator core and housing and coordinate is coordinated with groove by protruding, reduce the hot jacket stress between stator core and housing, reduce hot jacket cost, exempt answer stator structure hot jacket not in place reprocess cost, also add the area of airflow simultaneously, accelerate the heat radiation of motor, and then improve the refrigeration of compressor.
Description
Technical field
The utility model relates to motor device field, particularly relates to a kind of stator structure, the motor containing said stator structure, and the compressor containing above-mentioned motor.
Background technology
At present, compressor, when assembling, can adopt the mode of hot jacket that stator is inserted in housing, be and be heated to a certain degree by housing, be then pressed in housing by stator.Do like this and can increase stator heating jacket operation, meanwhile, also there will be when the external diameter of stator becomes large, easily occur that stator heating jacket is not in place, the product caused is reprocessed, waste production cost.
Utility model content
Based on this, be necessary to there is for existing compressor the problem that stator heating jacket is not in place, waste production cost when adopting hot jacket mode to assemble, there is provided a kind of can exempt stator core hot cover process, exempt hot jacket cost and then exempt because stator core is because of the not in place stator structure reprocessing cost of hot jacket, motor containing said stator structure, and the compressor containing above-mentioned motor.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of stator structure, comprise stator core and housing, described stator core is arranged in described housing;
Be provided with projection at the outer peripheral face of described stator core in axial direction, be provided with groove at the inner peripheral surface of described housing in axial direction, described projection is arranged in described groove; Or
Be provided with groove at the outer peripheral face of described stator core in axial direction, be provided with projection at the inner peripheral surface of described housing in axial direction, described projection is arranged in described groove.
Wherein in an embodiment, the cross sectional shape of described projection is arc or square, and the shape of described groove is consistent with the shape of described projection.
Wherein in an embodiment, described projection is less than the thickness H of described housing along the height R in the radial direction of described stator core.
Wherein in an embodiment, described groove is 0 < L-R≤0.01 along the scope of the height L in the radial direction of described housing;
Wherein, R is the height in the radial direction of described projection along described stator core.
Wherein in an embodiment, described groove length is in axial direction 0.3 ~ 1 of described housing length in axial direction.
Wherein in an embodiment, the quantity of described projection is at least two, and the quantity of described groove equals the quantity of described projection.
Wherein in an embodiment, described stator core is formed by multiple stator punching punching, described stator punching is provided with at least two protuberances, and the protuberance on multiple described stator punching is in axial direction arranged and formed projection.
Wherein in an embodiment, the protuberance in axial direction corresponding overlapping arrangement on two described stator punchings of arbitrary neighborhood.
Wherein in an embodiment, at least two described protuberances are away from the trimming of described stator punching.
Wherein in an embodiment, at least two described protuberances are evenly distributed on the outer peripheral face of described stator punching.
Wherein in an embodiment, the quantity of described projection is six.
Also relate to a kind of motor, comprise rotor and the stator structure as described in above-mentioned arbitrary technical characteristic, described rotor is arranged in the stator core of described stator structure.
Also relate to a kind of compressor, comprise shell and the motor as described in above-mentioned technical characteristic, described motor is installed in the housing.
The beneficial effects of the utility model are:
Stator structure of the present utility model, motor and compressor, structural design advantages of simple, projection on stator core is arranged in the groove on the inwall of housing, the mode that can change the hot jacket between stator core and housing and coordinate is coordinated with groove by protruding, reduce the hot jacket stress between stator core and housing, reduce hot jacket cost, exempt answer stator structure hot jacket not in place reprocess cost, also add the area of airflow simultaneously, accelerate the heat radiation of motor, and then improve the refrigeration of compressor.
Accompanying drawing explanation
Fig. 1 is the stereogram of stator core in the stator structure of the utility model one embodiment;
Fig. 2 is the front view of the stator core shown in Fig. 1;
Fig. 3 is the stereogram of the stator structure middle shell of utility model one embodiment;
Wherein:
100-stator core; 110-is protruding;
200-housing; 210-groove.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, by the following examples, and by reference to the accompanying drawings, stator structure of the present utility model, motor and compressor are further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
See Fig. 1 to Fig. 3, the stator structure of the utility model one embodiment, comprise stator core 100 and housing 200, stator core 100 is arranged in housing 200.Protruding 110 are provided with in axial direction at the outer peripheral face of stator core 100; Be provided with groove 210 at the inner peripheral surface of housing 200 in axial direction, stator core 100 is arranged in housing 200, and protruding 110 are arranged in groove 210.Certainly, the position of protruding 110 also can exchange with the position of groove 210 mutually, is namely provided with groove 210 at the outer peripheral face of stator core 100 in axial direction; Be provided with protruding 110 in axial direction at the inner peripheral surface of housing 200, stator core 100 is arranged in housing 200, and protruding 110 are arranged in groove 210.
In the present embodiment, protruding 110 are provided with in axial direction at the outer peripheral face of stator core 100; Be provided with groove 210 at the inner peripheral surface of housing 200 in axial direction, stator core 100 is arranged in housing 200, and protruding 110 are arranged in groove 210.By protruding 110 with groove 210 coordinate the relative motion limited between stator core 100 and housing 200, make stator core 100 firm be fixed on housing 200, housing 200 is fixedly installed, can not move, and then ensure that stator core 100 fixed thereon also can not move.The mode adopting protruding 110 modes matched with groove 210 to coordinate to replace hot jacket, exempts the assembly technology of hot jacket, the installation step of stator structure in assembling process can be made to reduce, exempt the cost of hot jacket assembling.
At present, compressor, when assembling, can adopt the mode of hot jacket that stator is inserted in housing.Do like this and can increase stator heating jacket operation, meanwhile, also there will be when the external diameter of stator becomes large, easily occur that stator heating jacket is not in place, the product caused is reprocessed, waste production cost.In stator structure of the present utility model, projection 110 on stator core 100 is arranged in the groove 210 on the inwall of housing 200, by protruding 110 with groove 210 coordinate the mode that can change the hot jacket between stator core 100 and housing 200 and coordinate, reduce the hot jacket stress between stator core 100 and housing 200, reduce hot jacket cost, exempt answer stator structure hot jacket not in place reprocess cost.Simultaneously, by protruding 110 with groove 210 coordinate the mode that can change the hot jacket between stator core 100 and housing 200 and coordinate, make the gap that the existence between stator core 100 and housing 200 is certain, add the area of airflow, be convenient to the flowing of air-flow, accelerate the heat radiation of motor, and then improve the refrigeration of compressor.
Hot jacket full name heating assembling, employing be press-fit (interference fit) connect.Hot cover process completes at relatively high temperatures, and ensure that temperature when being set with must higher than workpiece temperature, namely hot cover process is suitable for the connection of work workpiece at a lower temperature.Namely stator core 100 and housing 200 first will heat and installing, process is complicated, and easily cause stator core 100 and housing 200 to produce anneal, stator core 100 is reduced with the hardness of housing 200, the useful life of shortening stator core 100 and housing 200.Stator core 100 and the assembly process of bent axle can be reduced by the projection 110 of stator core 100 with coordinating of the groove 210 of housing 200, save the operating time, simple to operate, raise the efficiency.
As a kind of embodiment, the cross sectional shape of protruding 110 is arc or square, and the shape of groove 210 is consistent with the shape of protruding 110, and namely the cross sectional shape of projection 110 is arc, accordingly, and the cross sectional shape also arc of groove 210; The cross sectional shape of protruding 110 is square, and accordingly, the cross sectional shape of groove 210 is also square, to ensure that protruding 110 coordinate closely with groove 210.In the present embodiment, the cross sectional shape of protruding 110 is arc, the cross sectional shape also arc of groove 210, so that the processing of projection 110 and groove 210.
Further, protruding 110 are less than the thickness H of housing along the height R in the radial direction of stator core 100, prevent the projection 110 appearance part of stator core 100 to be arranged in the phenomenon of the groove 210 of housing 200, ensure the projection 110 of stator core 100 be installed to can coordinate in the groove 210 of housing 200 firm.Further, groove 210 is 0 < L-R≤0.01 along the scope of the height L in the radial direction of housing 200, can ensure that the height between groove 210 and protruding 110 is more or less the same like this, can ensure that stator core 100 is firmly arranged on housing 200.Again further, groove 210 length is in axial direction 0.3 ~ 1 of housing length in axial direction, and namely groove 210 can in axial direction through housing, also can in axial direction not through housing.When groove 210 in axial direction not through housing time, the opening of groove 210 is positioned at the end of housing 200, so that the installation of the projection 110 of stator core 100, the displacement of stator core 100 to the direction contrary with installation direction can also be limited, simultaneously, stator core 100 is installed in housing 200, can also limit the axial displacement of stator core 100 by welding or installation shaft to the mode of back-up ring.When groove 210 in axial direction through housing time, the axial displacement of stator core 100 can be limited by welding or installation shaft to the mode of back-up ring.
As a kind of embodiment, the quantity of protruding 110 is at least two, and the quantity of groove 210 equals the quantity of projection 110.The projection 110 on stator core 100 and the reliability coordinated of the groove 210 of housing 200 can be ensured like this, avoid stator core 100 to occur stress concentration phenomenon.Further, stator core 100 is formed by multiple stator punching punching, stator punching is provided with at least two protuberances, and the protuberance on multiple stator punching is in axial direction arranged and formed protruding 110.Adopt the stator punching of high stamping die punching band projection 110, multiple stator punching is laminated into stator core 100, to improve the intensity of stator core 100.In the present embodiment, two, multiple finger and two or more.Further, at least two protuberances, away from the trimming of stator punching, to prevent protruding parts to be not easy to the stressed of stator core 100 in trimming, affect and use.
Protuberance in axial direction corresponding overlapping arrangement on two stator punchings of arbitrary neighborhood, on the stator punching that the protuberance namely on a stator punching is adjacent, the protuberance overlapping arrangement of correspondence position, makes stator punching to misplace.Again further, at least two protuberances are evenly distributed on the outer peripheral face of stator punching, to ensure stator core 100 and housing 200 uniform force.In the present embodiment, the quantity of protruding 110 is six.
The utility model also relates to a kind of motor, comprises the stator structure of rotor and above-described embodiment, and rotor is arranged in the stator core 100 of stator structure.Stator structure is provided with protruding 110, the protruding shape of 110 is consistent with the shape of the groove 210 on housing 200, and protruding 110 are arranged in the groove 210 of housing 200.The mode substituting existing housing 200 and coordinate with the hot jacket between stator structure is coordinated by the groove 210 of housing 200 and the projection 110 of stator structure, the hot jacket stress between stator core 100 and housing 200 can be effectively reduced, reduce hot jacket cost, exempt answer stator structure hot jacket not in place reprocess cost, also add the area of airflow simultaneously, accelerate the heat radiation of motor.
The utility model also relates to a kind of compressor, comprise the motor of shell and above-described embodiment, motor is arranged in shell, compressor operationally, rotor turns, produce heat, the groove 210 of housing 200 can increase airflow area with coordinating of the projection 110 on stator core 100, add the heat radiation of speed motor, and then improve the refrigeration of compressor.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (13)
1. a stator structure, is characterized in that, comprises stator core (100) and housing (200), and described stator core (100) is arranged in described housing (200);
Projection (110) is provided with in axial direction at the outer peripheral face of described stator core (100), be provided with groove (210) in axial direction at the inner peripheral surface of described housing (200), described projection (110) is arranged in described groove (210); Or
Groove (210) is provided with in axial direction at the outer peripheral face of described stator core (100), be provided with projection (110) in axial direction at the inner peripheral surface of described housing (200), described projection (110) is arranged in described groove (210).
2. stator structure according to claim 1, is characterized in that, the cross sectional shape of described projection (110) is arc or square, and the shape of described groove (210) is consistent with the shape of described projection (110).
3. stator structure according to claim 1, is characterized in that, described projection (110) is less than the thickness H of described housing (200) along the height R in the radial direction of described stator core (100).
4. stator structure according to claim 1, is characterized in that, described groove (210) is 0 < L-R≤0.01 along the scope of the height L in the radial direction of described housing (200);
Wherein, R is the height in the radial direction of described projection (110) along described stator core (100).
5. stator structure according to claim 1, is characterized in that, described groove (210) length is in axial direction 0.3 ~ 1 of described housing (200) length in axial direction.
6. the stator structure according to any one of claim 1 to 5, is characterized in that, the quantity of described projection (110) is at least two, and the quantity of described groove (210) equals the quantity of described projection (110).
7. stator structure according to claim 6, it is characterized in that, described stator core (100) is formed by multiple stator punching punching, described stator punching is provided with at least two protuberances, the protuberance on multiple described stator punching is in axial direction arranged and is formed protruding (110).
8. stator structure according to claim 7, is characterized in that, the protuberance in axial direction corresponding overlapping arrangement on two described stator punchings of arbitrary neighborhood.
9. stator structure according to claim 8, is characterized in that, at least two described protuberances are away from the trimming of described stator punching.
10. stator structure according to claim 9, is characterized in that, at least two described protuberances are evenly distributed on the outer peripheral face of described stator punching.
11. stator structures according to claim 10, is characterized in that, the quantity of described projection (110) is six.
12. 1 kinds of motors, is characterized in that, comprise rotor and the stator structure as described in any one of claim 1 to 11, and described rotor is arranged in the stator core (100) of described stator structure.
13. 1 kinds of compressors, is characterized in that, comprise shell and motor as claimed in claim 12, and described motor is installed in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622931.5U CN204947748U (en) | 2015-08-18 | 2015-08-18 | stator structure, motor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622931.5U CN204947748U (en) | 2015-08-18 | 2015-08-18 | stator structure, motor and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204947748U true CN204947748U (en) | 2016-01-06 |
Family
ID=55015137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520622931.5U Expired - Fee Related CN204947748U (en) | 2015-08-18 | 2015-08-18 | stator structure, motor and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204947748U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553212A (en) * | 2016-01-22 | 2016-05-04 | 顾志强 | Multistage axial phase distribution equal pole structural switched reluctance motor |
| CN106849581A (en) * | 2016-10-24 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | Permagnetic synchronous motor |
| CN107834721A (en) * | 2017-12-11 | 2018-03-23 | 广东威灵电机制造有限公司 | Motor stator and there is its motor |
| CN108039807A (en) * | 2018-01-15 | 2018-05-15 | 西安微电机研究所 | A kind of double excitation limited angle torque motors of stator |
| GB2579357A (en) * | 2018-11-28 | 2020-06-24 | Jaguar Land Rover Ltd | A stator and stator housing |
-
2015
- 2015-08-18 CN CN201520622931.5U patent/CN204947748U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553212A (en) * | 2016-01-22 | 2016-05-04 | 顾志强 | Multistage axial phase distribution equal pole structural switched reluctance motor |
| CN106849581A (en) * | 2016-10-24 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | Permagnetic synchronous motor |
| CN107834721A (en) * | 2017-12-11 | 2018-03-23 | 广东威灵电机制造有限公司 | Motor stator and there is its motor |
| CN108039807A (en) * | 2018-01-15 | 2018-05-15 | 西安微电机研究所 | A kind of double excitation limited angle torque motors of stator |
| GB2579357A (en) * | 2018-11-28 | 2020-06-24 | Jaguar Land Rover Ltd | A stator and stator housing |
| GB2579357B (en) * | 2018-11-28 | 2021-10-06 | Jaguar Land Rover Ltd | A stator and stator housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 |