CN201428562Y - Wind-driven power generator and electric bicycle adopting same - Google Patents
Wind-driven power generator and electric bicycle adopting same Download PDFInfo
- Publication number
- CN201428562Y CN201428562Y CN2009200711169U CN200920071116U CN201428562Y CN 201428562 Y CN201428562 Y CN 201428562Y CN 2009200711169 U CN2009200711169 U CN 2009200711169U CN 200920071116 U CN200920071116 U CN 200920071116U CN 201428562 Y CN201428562 Y CN 201428562Y
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- China
- Prior art keywords
- wind
- storage battery
- power generator
- driven power
- electric bicycle
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- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Control Of Eletrric Generators (AREA)
Abstract
The utility model relates to a wind-driven power generator and an electric bicycle adopting the wind-driven power generator. The wind-driven power generator comprises a blade, a blade base, a rotor and a stator. The blade is arranged on the blade base. The rotor comprises a rotor body, a rotating shaft and ten permanent magnets; a cavity is formed in the rotor body; the blade base is sleeved on the rotating shaft; and the ten permanent magnets are annularly arranged on the circumferential outer wall of the rotor body. A stator winding adopts a three-phase double-layered parallel wire winding method; and the number of coil slots for a stator iron core is 36. The electric bicycle comprises the wind-driven power generator, a rectifying circuit, a control circuit, a switching component, a constant voltage transformer, a storage battery, a motor controller and a drive motor, wherein the wind-driven power generator, the rectifying circuit, the control circuit and the switching component areconnected in sequence, The control circuit is used for controlling the connection between the switching component and the storage battery or the constant voltage transformer according to the direct current voltage output by the rectifying circuit. The utility model charges the storage battery of the electric bicycle by utilizing electric energy generated by the wind-driven power generator, therebysaving energy sources.
Description
Technical field
The utility model relates to a kind of small-sized wind-driven generator and the electric bicycle that utilizes this wind-driven generator power supply.
Background technique
At present, the electric bicycle on the market travel distance greatly about about 30 kilometers, just need charging, every charging once approximately will consume the electric energy of 0.6 degree, thereby causes a large amount of consumption of the energy, and may aggravate environmental pollution.When the travelling speed of existing electric bicycle at 20 kilometers per hour the time, how the cocurrent and parallel wind-force of generation utilizes this less wind-force to generate electricity in the 1-2 level, is the difficult problem of puzzlement industry always.
Summary of the invention
The electric bicycle that technical problem to be solved in the utility model is to provide a kind of wind-driven generator and adopts this wind-driven generator, this wind-driven generator is adapted to be mounted within on the electric bicycle, and can utilize wind-force to generate electricity, this electric bicycle can utilize electric energy that this wind-driven generator the sends charge in batteries to electric bicycle.
The technological scheme that the utility model adopted is: a kind of wind-driven generator, comprise fan blade, fan blade seat, rotor and stator, wherein, fan blade is arranged on the fan blade seat, rotor comprises rotor body, rotating shaft and polylith permanent magnets, the fan blade cover for seat is located in the rotating shaft, polylith permanent magnets ring is located on the peripheral outer wall of rotor body, stator comprises stator iron core and staor winding, be provided with the coil groove on the internal surface of stator iron core, staor winding embeds in the online ring recess, is characterized in, the quantity of permanent magnets is 10, is provided with a cavity in rotor body; Staor winding adopts the double-deck doubling winding of three-phase, and the quantity of coil groove is 36.
The utility model also provides a kind of electric bicycle, and it comprises wind-driven generator, rectification circuit, control circuit, switching member, constant voltage transformer, storage battery, electric machine controller and drive motor; Wherein:
Rectification circuit, input end links to each other with the output terminal of wind-driven generator, is used for the Ac that wind-driven generator produces is converted to direct current;
Control circuit, input end links to each other with the output terminal of rectification circuit, and according to the galvanic voltage of rectification circuit output, the control switching member links to each other with storage battery or constant voltage transformer;
Storage battery, input end links to each other with switching member, and output terminal links to each other with the input end of electric machine controller;
Constant voltage transformer, input end links to each other with switching member, and output terminal links to each other with the input end of storage battery;
Electric machine controller, output terminal links to each other with drive motor.
After adopting technique scheme, can utilize wind-driven generator to send the charge in batteries of electric energy, save the energy, and can realize that electric bicycle is long-range and travel for electric bicycle.Wind-driven generator of the present utility model also has the advantage that volume is little, in light weight, generating efficiency is high.
Description of drawings
Fig. 1 is the longitudinal sectional drawing of wind-driven generator of the present utility model;
Fig. 2 is the transverse cross of wind-driven generator of the present utility model;
Fig. 3 is the sectional drawing of rotor of the present utility model;
Fig. 4 is the sectional drawing of stator of the present utility model;
Fig. 5 is the circuit theory diagrams of electric bicycle of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is made and to be further specified.
As shown in Figures 1 to 4, wind-driven generator 100 of the present utility model comprises fan blade 1, fan blade seat 2, rotor 3 and stator 4, wherein, fan blade 1 is arranged on the fan blade seat 2, rotor 3 comprises rotating shaft 31, rotor body 32 and polylith permanent magnets 33, fan blade seat 2 is set in the rotating shaft 31, and with rotating shaft 31 by linking to each other such as the key ways of connecting.Polylith permanent magnets 33 rings are located on the peripheral outer wall of rotor body 32, and in the utility model, the quantity of permanent magnets is 10.Be provided with a cavity 321 in the rotor body 32, preferably, between the peripheral outer wall of the cavity wall of this cavity 321 and rotor body 32 apart from t more than or equal to 10mm.Rotor body 32 is designed to hollow structure, can significantly alleviates the weight of rotor.And make between the peripheral outer wall of the cavity wall of cavity 321 and rotor body 32 apart from t more than or equal to 10mm, be in order to guarantee to obtain stable magnetic field.Stator 4 comprises stator iron core 41 and staor winding 42, on the internal surface of stator iron core 41, be provided with coil groove 411, staor winding 42 embeds in the online ring recess 411, staor winding 42 adopts the double-deck doubling winding of three-phase, the quantity of coil groove 411 is 36, adopts this structure can make this wind-driven generator obtain good generating efficiency.
Fig. 5 shows the circuit theory diagrams of the electric bicycle that adopts above-mentioned wind-driven generator 100, as shown in the figure, this electric bicycle also comprises rectification circuit 200, control circuit 300, switching member 400, constant voltage transformer 500, storage battery 600, electric machine controller 700 and drive motor 800.Wherein, the input end of rectification circuit 200 links to each other with the output terminal of wind-driven generator 100, is used for the Ac that wind-driven generator 100 produces is converted to direct current.This rectification circuit 200 can adopt three-phase bridge rectifier circuit.The input end of control circuit 300 links to each other with the output terminal of rectification circuit 200, and according to the galvanic voltage of rectification circuit 200 outputs, control switching member 400 links to each other with storage battery 600 or constant voltage transformer 500.When the galvanic voltage of rectification circuit 200 output during smaller or equal to the specified charging voltage of storage battery 600, control circuit 300 makes switching member 400 link to each other with storage battery 600, thereby the direct current of rectification circuit 200 outputs is directly outputed to storage battery 600, accumulators 600 chargings.And when the galvanic voltage of rectification circuit 200 output during greater than the specified charging voltage of storage battery 600,300 of control circuits make switching member 400 link to each other with constant voltage transformer 500, and the direct current that rectification circuit 200 is exported is exported to constant voltage transformer 500.The input end of constant voltage transformer 500 links to each other with switching member 400, output terminal links to each other with the input end of storage battery 600, this constant voltage transformer 500 can be converted to the dc voltage of rectification circuit 200 outputs the specified charging voltage of storage battery 500, exports to storage battery 600 then.The output terminal of electric machine controller 700 links to each other with drive motor 800.At present, the specified charging voltage of the storage battery of general electric bicycle is 36V, 48V etc.
Wind-driven generator of the present utility model is not limited to be applied to electric bicycle, also can be applicable to products such as street lamp.
Claims (4)
1. wind-driven generator, comprise fan blade, fan blade seat, rotor and stator, wherein, described fan blade is arranged on the described fan blade seat, described rotor comprises rotor body, rotating shaft and polylith permanent magnets, the fan blade cover for seat is located in the described rotating shaft, and described polylith permanent magnets ring is located on the peripheral outer wall of rotor body, and described stator comprises stator iron core and staor winding, on the internal surface of described stator iron core, be provided with the coil groove, described staor winding embeds in described coil groove, it is characterized in that
The quantity of described permanent magnets is 10, is provided with a cavity in described rotor body;
Described staor winding adopts the double-deck doubling winding of three-phase, and the quantity of described coil groove is 36.
2. wind-driven generator as claimed in claim 1 is characterized in that, the distance between the cavity wall of described cavity and the rotor body peripheral outer wall is more than or equal to 10mm.
3. an electric bicycle is characterized in that, comprises wind-driven generator as claimed in claim 1, rectification circuit, control circuit, switching member, constant voltage transformer, storage battery, electric machine controller and drive motor; Wherein:
Rectification circuit, input end links to each other with the output terminal of described wind-driven generator, is used for the Ac that wind-driven generator produces is converted to direct current;
Control circuit, input end links to each other with the output terminal of rectification circuit, according to the galvanic voltage of rectification circuit output, controls described switching member and links to each other with described storage battery or described constant voltage transformer;
Storage battery, input end links to each other with switching member, and output terminal links to each other with the input end of described electric machine controller;
Constant voltage transformer, input end links to each other with switching member, and output terminal links to each other with the input end of storage battery;
Electric machine controller, output terminal links to each other with described drive motor.
4. electric bicycle as claimed in claim 3 is characterized in that, described switching member is a relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200711169U CN201428562Y (en) | 2009-04-24 | 2009-04-24 | Wind-driven power generator and electric bicycle adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200711169U CN201428562Y (en) | 2009-04-24 | 2009-04-24 | Wind-driven power generator and electric bicycle adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201428562Y true CN201428562Y (en) | 2010-03-24 |
Family
ID=42032299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200711169U Expired - Fee Related CN201428562Y (en) | 2009-04-24 | 2009-04-24 | Wind-driven power generator and electric bicycle adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201428562Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189047A (en) * | 2011-05-24 | 2011-09-21 | 周彩球 | Shower head |
-
2009
- 2009-04-24 CN CN2009200711169U patent/CN201428562Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189047A (en) * | 2011-05-24 | 2011-09-21 | 周彩球 | Shower head |
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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 |
Granted publication date: 20100324 Termination date: 20180424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |