CN204030740U - A kind of outer rotor hub motor - Google Patents
A kind of outer rotor hub motor Download PDFInfo
- Publication number
- CN204030740U CN204030740U CN201420433136.7U CN201420433136U CN204030740U CN 204030740 U CN204030740 U CN 204030740U CN 201420433136 U CN201420433136 U CN 201420433136U CN 204030740 U CN204030740 U CN 204030740U
- Authority
- CN
- China
- Prior art keywords
- flange
- gland
- rim
- silicon steel
- internal 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.)
- Expired - Lifetime
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 24
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 20
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a kind of outer rotor hub motor, comprise internal stator, the excircle of internal stator is provided with the silicon steel circle being comprised of silicon steel sheet, internal stator comprises hub-type flange, described hub-type flange comprises flange body and gland, described flange body comprises inner rim, outer rim and be located at inner rim and outer rim between spoke plate, described inner rim and motor center axle are fixed, described outer rim rear side end cylindrical is provided with a circle flange, described gland outer circumference surface is concordant with flange outer circumference surface, after described flange body and gland are bolted, silicon steel circle is pressed abd fixed on the excircle of flange body by flange and gland.The utility model adopts aluminium alloy casting to form hub-type flange arrangement, and this hub-type flange arrangement, has reduced unnecessary wall thickness as much as possible, has also guaranteed that flange has good Rigidity and strength simultaneously.
Description
Technical field
The utility model belongs to hub technology field, relates in particular to outer rotor hub motor.
Background technology
At present, along with this low-carbon (LC) of electric automobile, environmental protection, the transport of going on a journey easily rises gradually, and new forms of energy car has become now automobile industry and has had much prospective field.The Driving technique of new forms of energy car has no small difference with traditional combustion engine automobile, and wherein has a class Driving technique to have very large development prospect, wheel hub motor technology that Here it is.Wheel hub motor has compact conformation, and succinct, the layout of drive efficiency is more flexible, does not need the complicated features such as machine driving.But under prior art, wheel hub motor will bear very large nonspring carried mass, so the weight of self and the car load that should alleviate that motor weight meets that it will bear again becomes a difficult problem simultaneously.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of outer rotor hub motor, when alleviating quality than general motor, also can meet the requirement of the weight of self and the car load that will bear.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of outer rotor hub motor, comprise external rotor and internal stator, described internal stator is installed on motor center axle, described external rotor is located at internal stator outer circumferential sides, the excircle of described internal stator is provided with the silicon steel circle being comprised of silicon steel sheet, described internal stator comprises hub-type flange, described hub-type flange comprises flange body and gland, described flange body comprises inner rim, outer rim and be located at inner rim and outer rim between spoke plate, described inner rim and motor center axle are fixed, described outer rim rear side end cylindrical is provided with a circle flange, described gland outer circumference surface is concordant with flange outer circumference surface, after described flange body and gland are bolted, silicon steel circle is pressed abd fixed on the excircle of flange body by flange and gland.
Preferably, on the front end face of described outer rim, along the circumferential detent that is evenly equipped with, the corresponding described detent of described gland is provided with positioning boss, and after gland and flange body fasten, positioning boss snaps in detent.
Preferably, described outer rim outer circumference surface is provided with the contraposition keyway for outer rim is alignd with silicon steel circle.
Preferably, described detent is corresponding one by one with the position of spoke plate, and described bolt is located at spoke plate outer end and outer rim connecting position.
Preferably, described spoke plate is the narrow and middle wide step structure of front and back side.
The utility model should alleviate the weight that motor weight meets self and the car load that will bear again simultaneously, therefore designed with aluminium alloy and cast and form hub-type flange arrangement, this hub-type flange arrangement, reduced as much as possible unnecessary wall thickness, also guaranteed that flange has good Rigidity and strength simultaneously, simple in structure, hub-type flange is for transmission of pressure, meeting on the basis of required mechanical characteristic, this flange can also play and clamps and be connected silicon steel sheet and connect the effect of motor center axle simultaneously.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of gland.
Embodiment
Below in conjunction with Fig. 1 and Fig. 2, illustrate embodiment of the present utility model.
An outer rotor hub motor, comprises external rotor and internal stator, and described internal stator is installed on motor center axle, and described external rotor is located at internal stator outer circumferential sides, and the excircle of described internal stator is provided with the silicon steel circle being comprised of silicon steel sheet.
Wherein, internal stator comprises hub-type flange, as depicted in figs. 1 and 2, described hub-type flange comprises flange body 1 and gland 2, described flange body comprises inner rim 12, outer rim 11 and be located at inner rim and outer rim between spoke plate 13, described inner rim and motor center axle are fixed, described outer rim rear side end cylindrical is provided with flange 112 after a circle, as shown in Figure 2, described gland front side end cylindrical is provided with a circle front flange 203, described front flange is concordant with rear flange outer circumference surface, after described flange body and gland are bolted, silicon steel circle is pressed abd fixed on the excircle of flange body by front flange and rear flange.
Concrete, as shown in Figure 1, on the front end face of described outer rim 11 along the circumferential detent 113 that is evenly equipped with, as shown in Figure 2, the corresponding described detent 113 of described gland 2 is provided with positioning boss 201, after gland 2 and flange body 1 fasten, positioning boss 201 snaps in detent 113, and gland and flange body alignment also can prevent from relatively rotating.Described detent is corresponding one by one with the position of spoke plate 13.Described bolt is located at spoke plate outer end and outer rim connecting position.On outer rim, be provided with screwed hole 114, be provided with through hole 202 on gland, bolt is connected with through hole 202 by screwed hole 114, by bolt, flange body and gland is fixing after, clamp and be connected silicon steel sheet and form needed stator core.
Described outer rim outer circumference surface is provided with the contraposition keyway 111 for outer rim is alignd with silicon steel circle.The silicon steel sheet that alignd, also guarantees that silicon steel sheet can not slide.
Described spoke plate is the narrow and middle wide step structure of front and back side.Further reduced unnecessary wall thickness, also guaranteed that flange has good Rigidity and strength simultaneously.
In addition, be provided with fixedly keyway 121 on inner rim 12 inner peripheral surfaces, it is that wheel hub motor central shaft is connected needed keyway with inner rim by key.
To sum up, the utility model is cast and is formed hub-type flange arrangement owing to having designed with aluminium alloy, and motor is being ensured the quality of products gently, when intensity is enough, has also solved motor connection, fixedly silicon steel sheet and this series of problems of connection wheel hub motor center axle.
Claims (5)
1. an outer rotor hub motor, comprise external rotor and internal stator, described internal stator is installed on motor center axle, described external rotor is located at internal stator outer circumferential sides, the excircle of described internal stator is provided with the silicon steel circle being comprised of silicon steel sheet, it is characterized in that: described internal stator comprises hub-type flange, described hub-type flange comprises flange body (1) and gland (2), described flange body comprises inner rim (12), outer rim (11) and be located at inner rim and outer rim between spoke plate (13), described inner rim and motor center axle are fixed, described outer rim rear side end cylindrical is provided with flange (112) after a circle, described gland front side end cylindrical is provided with a circle front flange (203), described front flange is concordant with rear flange outer circumference surface, after described flange body (1) and gland (2) are bolted, silicon steel circle is pressed abd fixed on the excircle of flange body by front flange and rear flange.
2. a kind of outer rotor hub motor according to claim 1, it is characterized in that: on the front end face of described outer rim (11) along the circumferential detent (113) that is evenly equipped with, the corresponding described detent of described gland (2) is provided with positioning boss (201), after gland and flange body fasten, positioning boss snaps in detent.
3. a kind of outer rotor hub motor according to claim 1, is characterized in that: described outer rim outer circumference surface is provided with the contraposition keyway (111) for outer rim is alignd with silicon steel circle.
4. a kind of outer rotor hub motor according to claim 2, is characterized in that: described detent is corresponding one by one with the position of spoke plate, and described bolt is located at spoke plate outer end and outer rim connecting position.
5. a kind of outer rotor hub motor according to claim 1, is characterized in that: described spoke plate is the narrow and middle wide step structure of front and back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420433136.7U CN204030740U (en) | 2014-08-01 | 2014-08-01 | A kind of outer rotor hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420433136.7U CN204030740U (en) | 2014-08-01 | 2014-08-01 | A kind of outer rotor hub motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030740U true CN204030740U (en) | 2014-12-17 |
Family
ID=52070567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420433136.7U Expired - Lifetime CN204030740U (en) | 2014-08-01 | 2014-08-01 | A kind of outer rotor hub motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204030740U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364622A (en) * | 2016-10-18 | 2017-02-01 | 无锡富乐力科技有限公司 | Integrated electric power assisting device for bicycle |
| CN106787523A (en) * | 2016-12-16 | 2017-05-31 | 江苏浩元动力科技有限公司 | A kind of electric machine winding skeleton structure and method for winding |
| CN107465298A (en) * | 2017-07-10 | 2017-12-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and its assembly method |
| CN109525064A (en) * | 2018-12-27 | 2019-03-26 | 台州市金宇机电有限公司 | A kind of lightweight motor of electric motor car wheel hub |
| CN111146879A (en) * | 2018-11-06 | 2020-05-12 | 日本电产株式会社 | Motor for electric vehicle |
-
2014
- 2014-08-01 CN CN201420433136.7U patent/CN204030740U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364622A (en) * | 2016-10-18 | 2017-02-01 | 无锡富乐力科技有限公司 | Integrated electric power assisting device for bicycle |
| CN106787523A (en) * | 2016-12-16 | 2017-05-31 | 江苏浩元动力科技有限公司 | A kind of electric machine winding skeleton structure and method for winding |
| CN107465298A (en) * | 2017-07-10 | 2017-12-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and its assembly method |
| CN111146879A (en) * | 2018-11-06 | 2020-05-12 | 日本电产株式会社 | Motor for electric vehicle |
| CN111146879B (en) * | 2018-11-06 | 2023-03-10 | 日本电产株式会社 | Motor for electric vehicle |
| CN109525064A (en) * | 2018-12-27 | 2019-03-26 | 台州市金宇机电有限公司 | A kind of lightweight motor of electric motor car wheel hub |
| CN109525064B (en) * | 2018-12-27 | 2024-04-02 | 台州市金宇机电有限公司 | Motor hub for lightweight electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141217 |