CN201400282Y - Electric bicycle with central-shaft motor - Google Patents

Electric bicycle with central-shaft motor Download PDF

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Publication number
CN201400282Y
CN201400282Y CN2009200967156U CN200920096715U CN201400282Y CN 201400282 Y CN201400282 Y CN 201400282Y CN 2009200967156 U CN2009200967156 U CN 2009200967156U CN 200920096715 U CN200920096715 U CN 200920096715U CN 201400282 Y CN201400282 Y CN 201400282Y
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China
Prior art keywords
motor
bicycle
pedal
electrical bicycle
battery
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Expired - Fee Related
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CN2009200967156U
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Chinese (zh)
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王新泉
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Individual
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Individual
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Priority to CN2009200967156U priority Critical patent/CN201400282Y/en
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Publication of CN201400282Y publication Critical patent/CN201400282Y/en
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Abstract

The utility model provides an electric bicycle with a central-shaft motor, which mainly comprises wheels, a bicycle frame, handles, pedals, a bicycle saddle, a braking mechanism, a control mechanism,a motor and a battery, wherein the bicycle frame comprises a front fork, a rear fork, a seat stay, a front beam and stand pipes; the battery is arranged on the bicycle frame and electrically connectedwith the motor; the braking mechanism comprises front and rear brakes and a brake handle; and the control mechanism is connected with the motor. The electric bicycle is improved by that the motor isarranged in the five-way position of the bicycle frame and is mounted on a central shaft, the pedals are arranged at the end part of the central shaft of the motor through cranks, and the central shaft of the motor is in chain transmission with rear wheels; the electric drive mode and the foot-operated mode can be selected separately without mutual interference or at the same time to save the power and labor; and the electric bicycle has the advantages of reasonable structural design, small motor size, light weight, low cost and high service efficiency.

Description

Electrical Bicycle with middle spindle motor
Technical field
The utility model relates to, and relates in particular to a kind of Electrical Bicycle with middle spindle motor.
Background technology
The Electrical Bicycle of the widely used low speed trailing wheel of people Shell motor (claiming shaft drive again) all is by the powered battery that is arranged on the bicycle at present, when battery has electricity often, and the motor powered operation.In case battery stores electric weight and uses up in the time of can't powering, and travel by pedal, at this moment the rider relatively requires great effort, the reason of effort: the one, because the rotation of bicycle rear need overcome the inductance resistance of motor; The 2nd, to understand some masterpiece in the turning effort of bicycle rear and be used on the motor, drive motor sends useless electric energy; The 3rd, motor is at the bicycle rear place, and the trailing wheel weight and volume is big, and resistance increases, and causes the effort of riding.
Existing another kind of trailing wheel Shell motor powered bicycle, motor are that to be slowed down by middling speed be low speed, this Electrical Bicycle, and when pedal, itself does not rotate motor, though there is not the inductance resistance, motor volume strengthens, weight increases, and still causes the foot-operated very effort of riding.
The utility model content
Main purpose of the present utility model is to overcome the above-mentioned shortcoming that existing product exists, and provide a kind of Electrical Bicycle with middle spindle motor, its motor is arranged on the frame five-through position, and motor is contained on the axis, this pedal is arranged on shaft end in the motor by crank, this motor axis and trailing wheel chain-driving; Bicycle can be selected electronic respectively or pedal travels and do not disturb mutually, also can move simultaneously by electronic pedal, and power saving is laborsaving; Reasonable in design, motor volume is little, in light weight, and cost is low, the service efficiency height.
The purpose of this utility model is realized by following technical scheme.
The Electrical Bicycle of spindle motor mainly comprises wheel, vehicle frame, handlebar, pedal, vehicle seat, stop mechanism, control mechanism, motor and battery in the utlity model has; This vehicle frame mainly comprises front fork tube, back chain stay, upright fork, front-axle beam and standpipe; This battery is placed on the vehicle frame, and battery and motor electrically connect; Stop mechanism comprises front and rear brake and brake handle; Control mechanism is connected with motor; It is characterized in that this motor is arranged on the frame five-through position, and motor is contained on the axis, this pedal is arranged on shaft end in the motor by crank, this motor axis and trailing wheel chain-driving.
Aforesaid Electrical Bicycle with middle spindle motor, wherein motor is a brushless motor, this brushless motor comprises shell, stator and internal rotor; Axis is installed motor, motor decelerating mechanism, two-way clutch device and pedal acceleration mechanism in regular turn.
Aforesaid Electrical Bicycle with middle spindle motor, wherein motor housing is screwed onto the frame five-through position.
Aforesaid Electrical Bicycle with middle spindle motor, wherein motor decelerating mechanism is a planetary wheel.
Aforesaid Electrical Bicycle with middle spindle motor, wherein the two-way clutch device is made up of two bicycle freewheels, a sprocket wheel and an adapter shaft, these two bicycle freewheels and a sprocket wheel are screwed onto respectively on the adapter shaft, and these adapter shaft two ends link to each other with the pedal acceleration mechanism with motor decelerating mechanism respectively.
Aforesaid Electrical Bicycle with middle spindle motor, wherein the pedal acceleration mechanism is a planetary wheel.
The beneficial effect of Electrical Bicycle of spindle motor in the utlity model has, its motor is arranged on the frame five-through position, and motor is contained on the axis, and this pedal is arranged on shaft end in the motor by crank, this motor axis and trailing wheel chain-driving; Motor housing plays the five-way effect, axis installing motor decelerating mechanism, two-way clutch device and pedal acceleration mechanism, electronic and pedal can be respectively or is driven the sprocket rotation that is positioned on the same adapter shaft simultaneously, by the chain drive trailing wheel, bicycle can electronicly be travelled, 36V axis brushless motor is compared with 48V trailing wheel Shell motor, and the mileage of go the rounds is long and grade climbing performance is better; Can not travel by pedal when having electricity, motor not on trailing wheel, can and the same with ordinary bicycle brisk, pedal and electronicly do not disturb mutually; Electronic and pedal moves simultaneously, and power saving is laborsaving, increases travelled distance, is a kind of suitable climbing, against the wind or the best vehicle of long distance travel.In addition, motor housing plays the effect of five-way, make the optimization of bicycle reasonable integral structure, and motor volume is little, weight saving, low cost; Moreover the two-way clutch device adopts bicycle freewheel, make simple and compact for structure, long service life, safe and reliable, cost is low; Motor is positioned at the car body middle part, and the center of gravity configuration is reasonable, and motor is spirally connected by the five-way position of shell and vehicle frame, is convenient to installation, carrying and maintenance operation, reliable product quality.
Description of drawings:
Fig. 1 is the Electrical Bicycle integral structure scheme drawing of spindle motor in the utlity model has.
Fig. 2 is the Electrical Bicycle electric structure scheme drawing of spindle motor in the utlity model has.
Major label description in figure: 1 wheel, 2 handlebars, 3 pedals, 4 vehicle seats, 51 front brakes, 52 back brakes, 53 brake handles, 61 front fork tubes, 62 back chain stays, 63 upright forks, 64 front-axle beams, 65 standpipes, 7 motors, 71 shells, 72 stators, 73 internal rotors, 74 axis, 75 speed reduction gearings, 76 two-way clutch devices, 77 acceleration mechanisms, 8 batteries, 9 chains.
The specific embodiment
As shown in Figure 1 and Figure 2, the Electrical Bicycle of spindle motor mainly comprises wheel 1, vehicle frame, handlebar 2, pedal 3, vehicle seat 4, stop mechanism, control mechanism, motor 7 and battery 8 in the utlity model has; This vehicle frame mainly comprises front fork tube 61, back chain stay 62, upright fork 63, front-axle beam 64 and standpipe 65; This battery 8 is placed on the vehicle frame, and battery 8 electrically connects with motor 7; Stop mechanism comprises that front brake 51, back brake 52 and brake are 53; Control mechanism is connected with motor 7; Its improvements are that this motor 7 is arranged on the frame five-through position, and motor 7 is contained on the axis 74, and this pedal 3 is arranged on motor 7 axis 74 ends by crank, and this motor axis 74 and trailing wheel 1 are by chain 9 transmissions.
As shown in Figure 1 and Figure 2, the Electrical Bicycle of spindle motor in the utlity model has, wherein, motor 7 is a brushless motor, this brushless motor 7 comprises shell 71, stator 72 and internal rotor 73, and axis 74 is installed motor 7, motor decelerating mechanism 75, two-way clutch device 76 and pedal acceleration mechanism 77 in regular turn; Motor housing 71 is screwed onto the frame five-through position; Motor decelerating mechanism 75 is planetary wheels; Two-way clutch device 76 is made up of two bicycle freewheels, a sprocket wheel and an adapter shaft, and these two bicycle freewheels and a sprocket wheel are screwed onto respectively on the adapter shaft, and these adapter shaft two ends link to each other with pedal acceleration mechanism 77 with motor decelerating mechanism 75 respectively; Pedal acceleration mechanism 77 is planetary wheels, and axle key connects the driving planetary wheel in driving during pedal, realizes acceleration effect.
The use of the Electrical Bicycle of spindle motor in the utlity model has, the energising rear motor rotates, and is moved by the chain drive trailing wheel by sprocket wheel; When not having electricity, pedal drives the action of planetary wheel acceleration mechanism, drives same sprocket rotation, by the action of chain drive trailing wheel, makes that bicycle is brisk to travel by sprocket wheel; Being fit to climbing, against the wind or can adopt mode electronic and that pedal is worked simultaneously during long distance travel, pedal and electronic strength are complemented each other, power saving is laborsaving, increases travelled distance.The setting of stop mechanism and control mechanism and use and be prior art in the present embodiment, so, no longer give unnecessary details.
Spindle motor can be installed on the vehicles such as three-wheel vehicle and folded bicycle in of the present utility model, constitutes the battery-driven car with middle spindle motor.
The advantage of the Electrical Bicycle of spindle motor in the utlity model has:
1, in the frame five-through position motor is set, and is spirally connected by motor housing and vehicle frame, motor housing plays the five-way effect, make bicycle integral structure reasonably optimizing more, good manufacturability helps batch manufacturing, and motor volume dwindles expendable weight, saving in material cost.
2, electric machine main shaft is provided with speed reduction gearing, and the motor output torque is strengthened, and saves power supply, reduces use cost.
3, electric machine main shaft is provided with the two-way clutch device, and electronic and pedal can move respectively and not interfere with each other, and can move simultaneously by electronic pedal again, complements each other, and climbs against the wind that performance is all good, and power saving is laborsaving, increases travelled distance.
4, motor is arranged on bicycle center tap place (five-way position), and the center of gravity configuration is rationally travelled by the chain drive bicycle rear by sprocket wheel, alleviate trailing wheel weight, and pedal is connected with the planetary wheel acceleration mechanism, therefore when no electric pedal moves, and can be the same with ordinary bicycle brisk.
5, bidirectional clutch adopts bicycle freewheel, and is simple in structure, low price, and long service life, safe and reliable.
6, motor is not located on the wheel, and is the same with ordinary bicycle convenient during maintenance.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims (6)

1, a kind of Electrical Bicycle with middle spindle motor mainly comprises wheel, vehicle frame, handlebar, pedal, vehicle seat, stop mechanism, control mechanism, motor and battery; This vehicle frame mainly comprises front fork tube, back chain stay, upright fork, front-axle beam and standpipe; This battery is placed on the vehicle frame, and battery and motor electrically connect; Stop mechanism comprises front and rear brake and brake handle; Control mechanism is connected with motor; It is characterized in that this motor is arranged on the frame five-through position, and motor is contained on the axis, this pedal is arranged on shaft end in the motor by crank, this motor axis and trailing wheel chain-driving.
2, the Electrical Bicycle with middle spindle motor according to claim 1 is characterized in that, described motor is a brushless motor, and this brushless motor comprises shell, stator and internal rotor; Axis is installed motor, motor decelerating mechanism, two-way clutch device and pedal acceleration mechanism in regular turn.
3, the Electrical Bicycle with middle spindle motor according to claim 2 is characterized in that, described motor housing is screwed onto the frame five-through position.
4, the Electrical Bicycle with middle spindle motor according to claim 2 is characterized in that, described motor decelerating mechanism is a planetary wheel.
5, the Electrical Bicycle with middle spindle motor according to claim 2, it is characterized in that, described two-way clutch device is made up of two bicycle freewheels, a sprocket wheel and an adapter shaft, these two bicycle freewheels and a sprocket wheel are screwed onto respectively on the adapter shaft, and these adapter shaft two ends link to each other with the pedal acceleration mechanism with motor decelerating mechanism respectively.
6, the Electrical Bicycle with middle spindle motor according to claim 2 is characterized in that, described pedal acceleration mechanism is a planetary wheel.
CN2009200967156U 2009-05-12 2009-05-12 Electric bicycle with central-shaft motor Expired - Fee Related CN201400282Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200967156U CN201400282Y (en) 2009-05-12 2009-05-12 Electric bicycle with central-shaft motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200967156U CN201400282Y (en) 2009-05-12 2009-05-12 Electric bicycle with central-shaft motor

Publications (1)

Publication Number Publication Date
CN201400282Y true CN201400282Y (en) 2010-02-10

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CN2009200967156U Expired - Fee Related CN201400282Y (en) 2009-05-12 2009-05-12 Electric bicycle with central-shaft motor

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CN (1) CN201400282Y (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102231587A (en) * 2011-07-14 2011-11-02 李秀娣 Motor of electric vehicle
CN102951246A (en) * 2011-08-28 2013-03-06 柯东林 N-shaped pedaled light electric bicycle
CN103072664A (en) * 2011-10-25 2013-05-01 上海坚振金属制品厂 Electric bicycle with centrally arranged motor
CN103241335A (en) * 2013-05-16 2013-08-14 山东威斯特车业有限公司 Lithium-battery electric bicycle with middle-arranged drive device
EP2660137A1 (en) * 2010-12-27 2013-11-06 Kawasaki Jukogyo Kabushiki Kaisha Saddle-type electric vehicle
CN103879505A (en) * 2014-02-11 2014-06-25 苏州工业园区同盛车业有限公司 Middle motor of electric bicycle
CN103879506A (en) * 2014-02-11 2014-06-25 苏州工业园区同盛车业有限公司 Center shaft torque sensing device of electric bicycle
CN108791643A (en) * 2017-04-28 2018-11-13 广州市展辉电子有限公司 Tubular frame of bicycle, vehicle frame and its electric bicycle of built-in built-in motor

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2660137A1 (en) * 2010-12-27 2013-11-06 Kawasaki Jukogyo Kabushiki Kaisha Saddle-type electric vehicle
EP2660137A4 (en) * 2010-12-27 2014-05-21 Kawasaki Heavy Ind Ltd Saddle-type electric vehicle
US9290226B2 (en) 2010-12-27 2016-03-22 Kawasaki Jukogyo Kabushiki Kaisha Oil passage structure for electric vehicle
US9308957B2 (en) 2010-12-27 2016-04-12 Kawasaki Jukogyo Kabushiki Kaisha Saddle-type electric vehicle
CN102231587A (en) * 2011-07-14 2011-11-02 李秀娣 Motor of electric vehicle
CN102951246A (en) * 2011-08-28 2013-03-06 柯东林 N-shaped pedaled light electric bicycle
CN103072664A (en) * 2011-10-25 2013-05-01 上海坚振金属制品厂 Electric bicycle with centrally arranged motor
CN103241335A (en) * 2013-05-16 2013-08-14 山东威斯特车业有限公司 Lithium-battery electric bicycle with middle-arranged drive device
CN103879505A (en) * 2014-02-11 2014-06-25 苏州工业园区同盛车业有限公司 Middle motor of electric bicycle
CN103879506A (en) * 2014-02-11 2014-06-25 苏州工业园区同盛车业有限公司 Center shaft torque sensing device of electric bicycle
CN108791643A (en) * 2017-04-28 2018-11-13 广州市展辉电子有限公司 Tubular frame of bicycle, vehicle frame and its electric bicycle of built-in built-in motor

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100210

Termination date: 20100512