CN202435192U - Wheel hub power generation motor - Google Patents
Wheel hub power generation motor Download PDFInfo
- Publication number
- CN202435192U CN202435192U CN2012200649780U CN201220064978U CN202435192U CN 202435192 U CN202435192 U CN 202435192U CN 2012200649780 U CN2012200649780 U CN 2012200649780U CN 201220064978 U CN201220064978 U CN 201220064978U CN 202435192 U CN202435192 U CN 202435192U
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- wheel hub
- generator
- motor
- fixed
- main shaft
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Abstract
The utility model discloses a wheel hub power generation motor, which comprises a main shaft, a wheel hub shell, a motor, a gear deceleration mechanism, a clutch and a wheel hub end cover, wherein the wheel hub shell is arranged on the main shaft through a bearing; the motor is arranged in the wheel hub shell; and the wheel hub end cover is fixed with the wheel hub shell. The wheel hub power generation motor is characterized in that a small-sized generator is also arranged in the wheel hub shell; the small-scale generator comprises a generator stator and a generator rotor; the generator stator is fixed to the main shaft; and the generator rotor is fixed to the wheel hub end cover. According to the wheel hub power generation motor, the small-sized generator is added in the conventional wheel hub motor actually; the wheel hub motor works normally while the small-sized generator works; 6V power can be generated by the small-sized generator and is led out through a power line for lighting a vehicle; therefore, the purposes of saving the electric energy of an original battery of a direct-current motor and increasing the continuation mileage of the battery of the direct-current motor are fulfilled; and moreover, the service life of the battery of the direct-current motor can also be prolonged to a certain degree.
Description
Technical field
the utility model relates to a kind of wheel hub motor, is specifically related to a kind of can the generating voluntarily and supplies with the wheel hub electric generator of electric bicycle illumination.
Background technology
be assemblied at present on the electric bicycle wheel hub motor usually by main shaft, through the wheel hub shell of Bearing Installation on main shaft, be located at motor in the wheel hub shell, gear reduction, clutch and form jointly with the wheel hub end housing that the wheel hub shell fixes.Said gear reduction is mainly by being fixed on the central gear on the rotor and constituting with the central gear planet gear meshed; The fixing ring gear that is meshed with planetary gear on the said wheel hub outer casing inner wall, thus make the wheel hub shell to rotate by motor-driven.Said clutch then is assemblied on the axis with planetary gear.
this wheel hub motor is when concrete work: adopting the direct current machine battery is the rotation of motor powered rotor; Rotor then drives planetary gear through central gear and clutch rotates, and then the ring gear on the drive hub shell is directly to wheel hub shell transfer torque.Yet; Existing above-mentioned wheel hub motor is owing to the limitation of function and structure, and its effect only limits to electric bicycle provides power source, and does not bear the effect of generating; Therefore often utilize the direct current machine battery to come to be the lighting power supply on the prior electric self-moving vehicle; And adopt the direct current machine battery to come to be to cause the direct current machine battery life to descend by the lighting comparatively electric energy of loss direct current machine battery of supplying power, reduce the flying power of direct current machine battery greatly.It is thus clear that its potential of existing wheel hub motor is well brought into play, the inner space does not obtain good use yet.
Summary of the invention
the utility model purpose is: the wheel hub electric generator that provides a kind of indoor design that small generator is arranged; This motor can drive the lighting power supply that small generator works together and is electric bicycle when operate as normal; Thereby reach the electric energy of practicing thrift the direct current machine battery, strengthen the purpose of direct current machine battery flying power.
The technical scheme of
the utility model is: a kind of wheel hub electric generator; Comprise main shaft, be assemblied in the wheel hub shell on the main shaft, be located at motor, gear reduction, clutch in the wheel hub shell and the wheel hub end housing that fixes with the wheel hub shell through bearing; It is characterized in that said the wheel also is provided with a small generator in the hub shell, this small generator comprises generator unit stator and generator amature, and said generator unit stator is fixed on the main shaft, and generator amature is fixed on the wheel hub end housing.
Motor preferably adopts the internal stator outer-rotor structure described in
the utility model; The same with routine techniques; Wherein motor stator is fixed on the main shaft, and rotor is assemblied on the main shaft by bearing, and said gear reduction comprises central gear and planetary gears; Said planetary gears comprises the planet stent that is fixed on the main shaft; Be fixed on the axis on the planet stent and be sheathed on the axis and with the central gear planet gear meshed, and said planetary gear is meshed with ring gear on being fixed on the wheel hub outer casing inner wall, said clutch then is assemblied on the axis.
are further, are fixed with the motor stator support described in the utility model on the main shaft, and said motor stator and generator unit stator all are fixed on this motor stator support.
are further, form bearing pedestal described in the utility model on the wheel hub end housing, thus this bearing pedestal be used for that running in bearings makes that wheel hub end housing also can be level and smooth around main axis rotation.Said generator amature pressing and fixing is on above-mentioned bearing pedestal.
are preferred, and clutch described in the utility model adopts existing mono-directional overrun clutch.
The version of small generator can be the internal stator outer-rotor structure described in
the utility model, also can be external rotor internal stator structure, and the utility model does not limit this.
Be connected to the axis hole that independent power line passes on the wheel hub end housing on the generator unit stator described in
the utility model and link to each other, thereby the electricity that small generator sends is drawn the supply vehicle illumination with the lighting of electric bicycle.
The operation principle of the utility model is following:
are the same with routine techniques, supply power to motor through the direct current machine battery, make motor stator produce rotating magnetic field, thereby and produce the rotation of electromagnetic action drive motors rotor between the rotor, rotor then drives the central gear rotation.
drive planetary gear and clutch rotary work through the engagement between central gear and planetary gear, and planetary gear then together rotates by engagement driven wheel hub shell and wheel hub end housing with ring gear.Because generator amature is fixed on the wheel hub end housing, so it together rotates with identical rotating speed and direction with wheel hub end housing, and generator unit stator is fixed, thereby makes formation alternating magnetic fields generation electric energy between generator amature and the generator unit stator.Small generator sends the electricity of 6V and draws the lighting use of supplying with electric bicycle through independent power line.
The utility model has the advantages that:
1. the utility model are actually in traditional wheel hub motor inside and have increased a small-sized generator; Small generators work in the wheel hub motor operate as normal; This small generators can send the electricity of 6V, draws the supply vehicle illumination through power line, practices thrift direct current machine battery power originally thereby reach; Increase the purpose of direct current machine battery mileages of continuation, and can increase the life-span of direct current machine battery to a certain extent.
2. the utility model design small generator in the wheel hub enclosure, have reached the more high usage of wheel hub motor inner space, have saved material greatly, have reduced manufacturing cost.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Fig. 1 is the structural representation of the utility model.
wherein: 1, main shaft; 2, wheel hub shell; 201, ring gear; 3, wheel hub end housing; 301, bearing pedestal; 4, generator unit stator; 5, generator amature; 6, motor stator support; A, motor; A1, motor stator; A2, rotor; B, gear reduction; B1, central gear; B2, planet stent; B3, axis; B4, planetary gear.
Embodiment
embodiment: combine shown in Figure 1; This wheel hub electric generator that the utility model provides; It is by main shaft 1, be assemblied in the wheel hub shell 2 on the main shaft 1 through bearing, is located at motor A in the wheel hub shell 2, gear reduction B, clutch, small generator and forms jointly through the wheel hub end housing 3 of screw with wheel hub shell 2.
Motor A described in
present embodiment adopts the internal stator outer-rotor structure; Wherein motor stator A1 is fixed on the motor stator support 6 that main shaft 1 is provided with; And rotor A2 is assemblied on the main shaft 1 by bearing; Said gear reduction B is made up of central gear B1 and planetary gears; Said planetary gears is by the planet stent B2 that is fixed on the main shaft 1, is fixed on the axis B3 on the planet stent B2 and is sheathed on axis B3 to go up and constitute with central gear B1 planet gear meshed B4.And said planetary gear B4 is meshed with being fixed on the ring gear 201 of taking turns on hub shell 2 inwalls, and said clutch (invisible among the figure) then is assemblied on the axis B3, and the clutch in the present embodiment is a mono-directional overrun clutch.
Small generator in
present embodiment is made up of generator unit stator 4 and generator amature 5 jointly; Said generator unit stator 4 is fixed on the motor stator support 6 of main shaft 1; Generator amature 5 then pressing and fixing on the bearing pedestal 301 that takes shape on the wheel hub end housing 3, thereby said bearing pedestal 301 be used for that running in bearings makes that wheel hub end housing 3 also can be level and smooth around main shaft 1 rotation.Being connected to the axis hole that independent power line passes on the wheel hub end housing 3 on the said motor stator 4 links to each other with the lighting of electric bicycle.
present embodiment is on the basis of the SWX of routine series wheel hub motor, to carry out improvedly, and this motor is by 36V direct current machine powered battery.
The concrete operation principle of present embodiment is following:
are the same with routine techniques; Give motor A power supply through 36V direct current machine battery; Make motor stator A1 produce rotating magnetic field, thereby and produce 2 rotations of electromagnetic action drive motors rotor A between the rotor A2, rotor A2 then drives central gear B1 rotation.
drive planetary gear B4 and clutch rotary work through the engagement between central gear B1 and planetary gear B4, and planetary gear B4 then together rotates with wheel hub end housing 3 by the engagement driven wheel hub shell 2 with ring gear 201.Because generator amature 5 is fixed on the wheel hub end housing 3; So it together rotates with identical rotating speed and direction with wheel hub end housing 3; And generator unit stator 4 is fixed, thereby makes that forming alternating magnetic fields between generator amature 5 and the generator unit stator 4 produces electric energy.Small generator sends the electricity of 6V and draws the lighting use of supplying with electric bicycle through independent power line.
above-mentioned two embodiment certainly only are the technical conceive and the characteristics of explanation the utility model; Its purpose is to let the people who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection range of the utility model with this.All equivalent transformation or modifications of doing according to the spirit of the utility model main technical schemes all are encompassed within the protection range of the utility model.
Claims (5)
1. wheel hub electric generator; Comprise main shaft (1), be assemblied in the wheel hub shell (2) on the main shaft (1), be located at motor (A), gear reduction (B), clutch in the wheel hub shell (2) and the wheel hub end housing (3) that fixes with wheel hub shell (2) through bearing; It is characterized in that said the wheel in the hub shell (2) also is provided with a small generator; This small generator comprises generator unit stator (4) and generator amature (5); Said generator unit stator (4) is fixed on the main shaft (1), and generator amature (5) is fixed on the wheel hub end housing (3).
2. wheel hub motor of generator according to claim 1; It is characterized in that said motor (A) adopts the internal stator outer-rotor structure; Wherein motor stator (A1) is fixed on the main shaft (1); And rotor (A2) is assemblied on the main shaft (1) by bearing; Said gear reduction (B) comprises central gear (B1) and planetary gears, and said planetary gears comprises the planet stent (B2) that is fixed on the main shaft (1), be fixed on the axis (B3) on the planet stent (B2) and be sheathed on that axis (B3) is gone up and with central gear (B1) planet gear meshed (B4); And said planetary gear (B4) is meshed with being fixed on the ring gear (201) of taking turns on hub shell (2) inwall, and said clutch then is assemblied on the axis (B3).
3. wheel hub of electric bicycle according to claim 2 is characterized in that being fixed with on the said main shaft (1) motor stator support (6), and said motor stator (A1) and generator unit stator (4) all are fixed on this motor stator support (6).
4. wheel hub of electric bicycle according to claim 1 and 2 is characterized in that forming on the said wheel hub end housing (3) bearing pedestal (301), and said generator amature (5) pressing and fixing is on bearing pedestal (301).
5. wheel hub of electric bicycle according to claim 1 and 2 is characterized in that said clutch is a mono-directional overrun clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200649780U CN202435192U (en) | 2012-02-27 | 2012-02-27 | Wheel hub power generation motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200649780U CN202435192U (en) | 2012-02-27 | 2012-02-27 | Wheel hub power generation motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435192U true CN202435192U (en) | 2012-09-12 |
Family
ID=46784601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200649780U Expired - Lifetime CN202435192U (en) | 2012-02-27 | 2012-02-27 | Wheel hub power generation motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435192U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102594019A (en) * | 2012-02-27 | 2012-07-18 | 苏州八方电机科技有限公司 | Hub power-generating motor |
| CN103607075A (en) * | 2013-11-19 | 2014-02-26 | 宁波市鄞州恒泰机电有限公司 | Built-in booster sensor motor |
| CN107298019A (en) * | 2016-04-15 | 2017-10-27 | 张晓宁 | A kind of low speed can total power output AC generator for vehicle and its control method |
| EP3280036A4 (en) * | 2016-04-08 | 2018-05-30 | Beijing Mobike Technology Co., Ltd. | Motor, motor system, and charging and braking method |
-
2012
- 2012-02-27 CN CN2012200649780U patent/CN202435192U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102594019A (en) * | 2012-02-27 | 2012-07-18 | 苏州八方电机科技有限公司 | Hub power-generating motor |
| CN103607075A (en) * | 2013-11-19 | 2014-02-26 | 宁波市鄞州恒泰机电有限公司 | Built-in booster sensor motor |
| CN103607075B (en) * | 2013-11-19 | 2016-04-27 | 宁波市鄞州恒泰机电有限公司 | built-in booster sensor motor |
| EP3280036A4 (en) * | 2016-04-08 | 2018-05-30 | Beijing Mobike Technology Co., Ltd. | Motor, motor system, and charging and braking method |
| CN107298019A (en) * | 2016-04-15 | 2017-10-27 | 张晓宁 | A kind of low speed can total power output AC generator for vehicle and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Suzhou City Industrial Park Loufeng town and the road of 215122 Jiangsu province No. 9 Patentee after: Eight party electrical (Suzhou) Limited by Share Ltd Address before: Suzhou City Industrial Park Loufeng town and the road of 215122 Jiangsu province No. 9 Patentee before: Suzhou Bafang Motor Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |