CN204707015U - There is the hub motor of air guiding seat - Google Patents
There is the hub motor of air guiding seat Download PDFInfo
- Publication number
- CN204707015U CN204707015U CN201520440038.0U CN201520440038U CN204707015U CN 204707015 U CN204707015 U CN 204707015U CN 201520440038 U CN201520440038 U CN 201520440038U CN 204707015 U CN204707015 U CN 204707015U
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- CN
- China
- Prior art keywords
- external rotor
- guiding seat
- air guiding
- stator
- hub motor
- 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.)
- Expired - Fee Related
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- Permanent Magnet Type Synchronous Machine (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
A kind of hub motor with air guiding seat, comprise stator base, stator, air guiding seat, external rotor, wheel shaft, and multiple permanent magnet, stator base defines the first axis hole and multiple air admission hole, the coil of stator pack vinculum circle installation portion and winding around installation portion, air guiding seat comprise contact coil and the annular base body of contact stator base and multiple angular intervals be arranged at the blade of this annular base body, external rotor cover cap stator and air guiding seat, define the second axis hole and multiple steam vent, wheel shaft is fixedly arranged on the second axis hole of external rotor, and extend through and be hubbed at the first axis hole of this stator base, permanent magnet is arranged at the inner peripheral surface of external rotor, the air-flow flowed into from air admission hole is guided the inside flowing through blade and external rotor by air guiding seat, discharge from steam vent again, the outside to external rotor is taken out of with the heat produced by coil, by the air guiding seat in the path not affecting the air-flow flowed into from the air admission hole of stator base, the effect improving heat radiation is set.
Description
Technical field
The utility model relates to a kind of motor, particularly relates to a kind of hub motor with air guiding seat.
Background technology
Along with mankind's science and technology and industrial progress, global warming and energy starved problem is caused to be appeared in one's mind gradually also, forever to continue and live on earth, everybody needs to face environmental issue, also therefore develop the invention of many minimizing environmental pollutions, such as electric motor car, electric motor car uses electric energy petroleum replacing, can the pollution of emissions reduction waste gas, general electric motor car all adopts hub motor as the power set converting electrical energy into mechanical energy.
Consult Fig. 1, existing hub motor 1 comprises a stator base 11, annular chassis 12, stator 13, multiple permanent magnet 14, yoke 15, external rotor 16, magnet retainer ring 17, dust cap 18, and a wheel shaft 19.
This stator base 11 defines first axis hole 111, and multiple air admission hole 112, this annular chassis 12 is around the bottom surface of this stator base 11, this stator 13 is sheathed on the outer peripheral face of this stator base 11, and comprise multiple coil installation portion 131 and multiple coil (not shown) being wound in these coil installation portions respectively, these permanent magnets 14 are respectively around the outer peripheral face of this stator 13, this yoke 15 surrounds these permanent magnets 14 and is located between this external rotor 16 and these permanent magnets 14, this this yoke 15 of external rotor 16 cover cap, these permanent magnets 14, this stator 13 and this stator base 11, and be arranged at the end face of this annular chassis 12, and define second axis hole 161 and multiple steam vent 162, this magnet retainer ring 17 is for being fixed on the inner peripheral surface of this external rotor 16 by this yoke 15 and these permanent magnets 14, this dust cap 18 is covered on this external rotor 16, this wheel shaft 19 is fixedly arranged on the second axis hole 161 of this external rotor 16, and extend through and be hubbed at the first axis hole 111 of this stator base 11, these permanent magnets 14 and energising this stator 13 these coils between produce reciprocation time, this external rotor 16 can be rotated relative to this stator 13, and this external rotor 16 drives this wheel shaft 19 to rotate, and the inside of this stator base 11 of airflow passes flowed into from the air admission hole 112 of this stator base 11 and this external rotor 16, and air-flow is discharged from the steam vent 162 of this external rotor 16 again, thus the heat that these coils of this stator 13 produce is taken out of outside to this external rotor 16.
But, existing hub motor 1 easily has the problem of temperature overheating under long-play, and current radiating effect is limited, comparatively be applicable to the hub motor 1 exporting below 2.5KW power, for the hub motor 1 exported more than more than 2.5KW power, just cannot reach good radiating effect, therefore, the problems of excessive heat how solving hub motor 1 is still this area urgent problem.
Summary of the invention
The purpose of this utility model is to provide a kind of radiating effect good and radiating effect can meet the hub motor with air guiding seat exported more than more than 2.5KW power.
The hub motor with air guiding seat of the present utility model comprises a stator base, a stator, an air guiding seat, external rotor, a wheel shaft, and multiple permanent magnet.
This stator base is with defining first axis hole and multiple angular intervals around the air admission hole of this first axis hole.
This stator sleeve is located at the outer peripheral face of this stator base, and comprises multiple coil installation portion and multiple coil being wound in these coil installation portions respectively.
This air guiding seat is fixedly arranged on a side of this stator base, and be arranged at the blade of this annular base body with comprising an annular base body and multiple angular intervals, this annular base body has these coils of contact and the first side of this side of this stator base of contact, and second side arranged in contrast to this first side and for these blades.
This this stator of external rotor cover cap and this air guiding seat, and with defining second axis hole and multiple angular intervals around the steam vent of this second axis hole.
This wheel shaft is fixedly arranged on the second axis hole of this external rotor, and extends through and be hubbed at the first axis hole of this stator base.
These permanent magnets are arranged at an inner peripheral surface of this external rotor, when producing reciprocation between these coils of this stator of these permanent magnets and energising, make this external rotor can relative to this stator rotation, and this external rotor drives this wheel shaft to rotate, and the air-flow guiding that the air admission hole from this stator base flows into by this air guiding seat flows through these blades of this air guiding seat and the inside of this external rotor, and air-flow is discharged from the steam vent of this external rotor again, thus take the heat that these coils of this stator produce out of outside to this external rotor.
The hub motor with air guiding seat of the present utility model, also comprises one deck and is injected into thermal paste between the first side of this annular base body of this air guiding seat and this stator.
The hub motor with air guiding seat of the present utility model, every a slice blade of this air guiding seat is arc.
The hub motor with air guiding seat of the present utility model, this external rotor comprise one define this second axis hole and with these permanent magnets basal wall separately, a surrounding wall around these permanent magnets, and one is tilted to interior extension and the inclined wall be connected with the outer peripheral edges of this basal wall from an ora terminalis of this surrounding wall this basal wall contiguous, these steam vents are formed on this inclined wall.
The hub motor with air guiding seat of the present utility model, this external rotor also to comprise on multiple outer surface being respectively formed at this surrounding wall and this inclined wall and the outer fin of corresponding linking, every two adjacent evagination intercostals are formed with a guiding gutter, then air-flow is discharged from these steam vents, then flows out from this guiding gutter.
The hub motor with air guiding seat of the present utility model, interior fin on the inner surface that this external rotor is formed in this inclined wall with also comprising multiple angular intervals and radially, each steam vent of this external rotor is formed at two adjacent convex intercostals accordingly.
The hub motor with air guiding seat of the present utility model, also comprises a yoke be located between this external rotor and these permanent magnets.
The hub motor with air guiding seat of the present utility model, also comprises one for this yoke and these permanent magnets being fixed on the magnet retainer ring of this inner peripheral surface of this external rotor.
The hub motor with air guiding seat of the present utility model, also comprises one for these permanent magnets being fixed on the magnet retainer ring of this inner peripheral surface of this external rotor.
The hub motor with air guiding seat of the present utility model, the internal face of each air admission hole of this stator base is formed with multiple fin.
The beneficial effects of the utility model are: this air guiding seat does not affect the path of the air-flow flowed into from the air admission hole of this stator base, and significantly increase the surface area that air-flow blows over heat radiation, air-flow is taken away and produces a large amount of heats from these coils, thus reach the effect of heat radiation.
Accompanying drawing explanation
Of the present utility model other feature and effect, clearly present in reference to graphic execution mode, wherein:
Fig. 1 is a three-dimensional exploded view, and existing hub motor is described;
Fig. 2 is a three-dimensional exploded view, illustrates that the utility model has an embodiment of the hub motor of air guiding seat;
Fig. 3 is a side-looking cross-sectional schematic, and a stator of this embodiment and the marriage relation of an air guiding seat are described; And
Fig. 4 is a partial perspective view, and the inner surface of an external rotor of this embodiment is described.
Embodiment
Consult Fig. 2 and Fig. 3, the embodiment that the utility model has the hub motor of air guiding seat comprises a stator base 2, annular chassis 31, stator 4, air guiding seat 5, one deck thermal paste 53, multiple permanent magnet 6, yoke 32, external rotor 7, magnet retainer ring 33, dust cap 8, and a wheel shaft 9.
This stator base 2 defines first axis hole 21, and multiple angular intervals ground is around the air admission hole 22 of this first axis hole 21, and the internal face of each air admission hole 22 is formed with multiple fin 23, therefore when gas, air-flow such as wind flows into this stator base 2 from these air admission holes 22, contact area is increased because of these fins 23, and then heat radiation effect.
This annular chassis 31 is around the bottom surface of this stator base 2.
This stator 4 is sheathed on the outer peripheral face of this stator base 2, and comprises multiple coil installation portion 41, and multiple coil 42 being wound in these coil installation portions 41 respectively.
This air guiding seat 5 comprises an annular base body 51, and multiple angular intervals be arranged at the blade 52 of this annular base body 51, this annular base body 51 has the first side 511 of these coils 42 of contact a side of this stator base 2 of contact, and second side 512 arranged in contrast to this first side 511 and for these blades 52, then the wind flowed into from these air admission holes 22 can be imported the inner peripheral surface of this external rotor 7 by this air guiding seat 5, the surface area that wind blows over heat radiation is increased under the path not affecting wind, and these blades 52 are arc, for with the wind blowing over the streamlined design in path, compared to the design of linear blade, more can sluggish wind time of blowing over, and reduction windage, reduce flow-disturbing and noise.
This thermal paste 53 is injected between this first side 511 and this stator 4 of this annular base body 51 of this air guiding seat 5, the heat of these coils 42 is passed to this air guiding seat 5 by this thermal paste 53, help the efficiency of heat radiation, in addition, this thermal paste 53 can select the material with insulating properties, if when the dielectric film of these coils 42 itself breaks, this thermal paste 53 can make these coils 42 can not leak off to this air guiding seat 5 and safer.
These permanent magnets 6 respectively around the outer peripheral face of this stator 4, and are arranged at the inner peripheral surface of this external rotor 7.
This yoke 32 in a ring-type, and surrounds these permanent magnets 6 and is located between this external rotor 7 and these permanent magnets 6, and the magnetic line of force that these permanent magnets 6 can produce by this yoke 32 is closed therein, and magnetic energy is fully utilized.
Consult Fig. 2, Fig. 3 and Fig. 4, this this yoke 32 of external rotor 7 cover cap, these permanent magnets 6, this stator 4, this air guiding seat 5 and this stator base 2, and be arranged at the end face of this annular chassis 31, this external rotor 7 comprise one with these permanent magnets 6 basal wall 71 separately, a surrounding wall 72 around these permanent magnets 6, one is tilted to interior extension and the inclined wall 73 be connected with the outer peripheral edges of this basal wall 71 from an ora terminalis of this surrounding wall 72 this basal wall 71 contiguous, on multiple outer surface being respectively formed at this surrounding wall 72 and this inclined wall 73 and the outer fin 74 of corresponding linking, and multiple angular intervals be formed in this inclined wall 73 inner surface on and interior fin 75 radially, this basal wall 71 defines second axis hole 76, this inclined wall 73 is with defining multiple angular intervals around the steam vent 77 of this second axis hole 76, and each steam vent 77 is formed at accordingly between two adjacent interior fins 75, a guiding gutter 78 is formed between every two adjacent outer fins 74, wind then in this external rotor 7 is discharged from these steam vents 77 and is flowed out along these guiding gutters 78 respectively, leave this external rotor 7 swimmingly.
Consult Fig. 2 and Fig. 3, this magnet retainer ring 33 is around this stator base 2 and support this yoke 32 and be arranged at the end face of this annular chassis 31, for this yoke 32 and these permanent magnets 6 being fixed on this inner peripheral surface of this external rotor 7.Should be noted, if do not use this yoke 32 to surround these permanent magnets 6, then this magnet retainer ring 33 supports these permanent magnets 6 and is arranged at the end face of this annular chassis 31 around this stator base 2, only for these permanent magnets 6 being fixed on this inner peripheral surface of this external rotor 7.
This dust cap 8 is covered on the inclined wall 73 of this external rotor 7, enters the inside of this external rotor 7 for preventing dust, the globule etc. from these steam vents 77.
This wheel shaft 9 is fixedly arranged on the second axis hole 76 of this external rotor 7, and extends through and be hubbed at the first axis hole 21 of this stator base 2.
When supplying electrical power to these coils 42 of this stator 4, interactive active force is produced between these coils 42 of these permanent magnets 6 and energising, this external rotor 7 can be rotated relative to this stator 4, and then drive this wheel shaft 9 to rotate, this wheel shaft 9 thus outputting power, simultaneously, wind flows into this stator base 2 from the air admission hole 22 of this stator base 2, the wind that air admission hole 22 from this stator base 2 flows into by this air guiding seat 5 guides and flows through these blades 52 of this air guiding seat 5 and the inside of this external rotor 7, and wind is discharged from these steam vents 77 of this external rotor 7 again, flow out along these guiding gutters 78 again, thus the heat that these coils 42 produce is taken out of outside to this external rotor 7, reach the effect of heat radiation.
In sum, this air guiding seat 5 significantly increases the surface area that wind blows over heat radiation under the path not affecting wind, wind is taken away from these coils 42 via this thermal paste 53 and contact with this air guiding seat 5 and pass to a large amount of heat of this air guiding seat 5, even if the output of this hub motor is more than more than 2.5KW power, still can reach good radiating effect, so really the purpose of this utility model can be reached.
As described above, be only embodiment of the present utility model, when can not limit the scope of the utility model enforcement with this, namely all simple equivalences done according to the utility model claims and description change and modify, and all still belong to scope of the present utility model.
Claims (10)
1. there is a hub motor for air guiding seat, comprise the stator base that defines first axis hole; A stator being sheathed on the outer peripheral face of this stator base: this stator of cover cap also defines the external rotor of second axis hole; One is fixedly arranged on the wheel shaft of the second axis hole of this external rotor and multiple permanent magnet being arranged at an inner peripheral surface of this external rotor; Wherein, this stator base is with also defining multiple angular intervals around the air admission hole of this first axis hole, this stator comprises multiple coil installation portion and multiple coil being wound in described coil installation portion respectively, this external rotor is with also defining multiple angular intervals around the steam vent of this second axis hole, and this wheel shaft extends through and is hubbed at the first axis hole of this stator base; It is characterized in that:
This hub motor also comprises a side being fixedly arranged on this stator base and by the air guiding seat of this external rotor cover cap, this air guiding seat is arranged at the blade of this annular base body with comprising an annular base body and multiple angular intervals, this annular base body has a described coil of contact and the first side of this side of this stator base of contact, and second side arranged in contrast to this first side and for described blade, the air-flow that air admission hole from this stator base flows into by this air guiding seat guides and flows through the described blade of this air guiding seat and the inside of this external rotor, and air-flow is discharged from the steam vent of this external rotor again, thus the heat that the described coil of this stator produces is taken out of outside to this external rotor.
2. the hub motor with air guiding seat according to claim 1, is characterized in that: this hub motor also comprises one deck and is injected into thermal paste between the first side of this annular base body of this air guiding seat and this stator.
3. the hub motor with air guiding seat according to claim 1, is characterized in that: every a slice blade of this air guiding seat is arc.
4. the hub motor with air guiding seat according to claim 1, it is characterized in that: this external rotor comprise one define this second axis hole and with described permanent magnet basal wall separately, a surrounding wall around described permanent magnet, and one is tilted to interior extension and the inclined wall be connected with the outer peripheral edges of this basal wall from an ora terminalis of this surrounding wall this basal wall contiguous, described steam vent is formed on this inclined wall.
5. the hub motor with air guiding seat according to claim 4, it is characterized in that: this external rotor also to comprise on multiple outer surface being respectively formed at this surrounding wall and this inclined wall and the outer fin of corresponding linking, every two adjacent evagination intercostals are formed with a guiding gutter, then air-flow is discharged from described steam vent, then flows out from this guiding gutter.
6. the hub motor with air guiding seat according to claim 4, it is characterized in that: interior fin on the inner surface that this external rotor is formed in this inclined wall with also comprising multiple angular intervals and radially, each steam vent of this external rotor is formed at two adjacent convex intercostals accordingly.
7. the hub motor with air guiding seat according to claim 1, is characterized in that: this hub motor also comprises a yoke be located between this external rotor and described permanent magnet.
8. the hub motor with air guiding seat according to claim 7, is characterized in that: this hub motor also comprises one for this yoke and described permanent magnet being fixed on the magnet retainer ring of this inner peripheral surface of this external rotor.
9. the hub motor with air guiding seat according to claim 1, is characterized in that: this hub motor also comprises one for described permanent magnet being fixed on the magnet retainer ring of this inner peripheral surface of this external rotor.
10. the hub motor with air guiding seat according to claim 1, is characterized in that: the internal face of each air admission hole of this stator base is formed with multiple fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440038.0U CN204707015U (en) | 2015-06-25 | 2015-06-25 | There is the hub motor of air guiding seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440038.0U CN204707015U (en) | 2015-06-25 | 2015-06-25 | There is the hub motor of air guiding seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204707015U true CN204707015U (en) | 2015-10-14 |
Family
ID=54286607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520440038.0U Expired - Fee Related CN204707015U (en) | 2015-06-25 | 2015-06-25 | There is the hub motor of air guiding seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204707015U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329865A (en) * | 2015-06-25 | 2017-01-11 | 泰荣动力科技股份有限公司 | Wheel hub motor with wind-guiding seat |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
-
2015
- 2015-06-25 CN CN201520440038.0U patent/CN204707015U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329865A (en) * | 2015-06-25 | 2017-01-11 | 泰荣动力科技股份有限公司 | Wheel hub motor with wind-guiding seat |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
| CN106655610B (en) * | 2016-12-27 | 2019-01-11 | 同济大学 | A kind of external rotor electric machine integrates the hub motor drive system of drum brake |
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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: 20151014 Termination date: 20180625 |