CN203698569U - Electric power-assisting bicycle and built-in motor drive system thereof - Google Patents
Electric power-assisting bicycle and built-in motor drive system thereof Download PDFInfo
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- CN203698569U CN203698569U CN201320729407.9U CN201320729407U CN203698569U CN 203698569 U CN203698569 U CN 203698569U CN 201320729407 U CN201320729407 U CN 201320729407U CN 203698569 U CN203698569 U CN 203698569U
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- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
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Abstract
The utility model provides an electric power-assisting bicycle and a built-in motor drive system thereof. The built-in motor drive system comprises a first end cover component, a second end cover component, a casing component, a moment sensor, a motor component, a center shaft component, a planetary speed reducing mechanism, a clutch mechanism and a chain wheel component, wherein the moment sensor component is connected with the center shaft component, and the moment sensor component is used for detecting torsion moment generated by manpower; the motor component comprises a motor stator and a motor outer rotor; the motor stator is connected with the first end cover component, and the motor outer rotor is connected with the center shaft component; the input end of the planetary speed reducing mechanism is connected to the motor outer rotor, and the output end of the planetary speed reducing mechanism is connected to the clutch component; the clutch component is connected with the center shaft component; the chain wheel component is connected with the clutch component. According to the electric power-assisting bicycle and the built-in motor drive system thereof, the purpose of cooperative drive of motor power assistance and manpower stepping is achieved, and a ride process is easy and energy-saving.
Description
Technical field
The utility model relates to motor driver, relates in particular to a kind of built-in motor drive system and electric assisted bicycle of using with the electric assisted bicycle of torque sensor.
Background technology
Traditional Electrical Bicycle is all the electric power-assisted being provided by rider's the additional wheel hub electric motor of stampede power and obtain the power advancing, make electric booster bicycle can not cause too large burden to rider's muscle power, and after leisure, can also reach the effect of body-building.But because prior art is directly to drive front-wheel or trailing wheel with the form of wheel hub motor mostly, wheel hub motor belongs to slowspeed machine, lower at the moment rotating speed starting, starting current is larger, in addition the lower battery of electric bicycle course continuation mileage deficiency that causes of efficiency in low speed situation; In addition, trample in situation at pure manpower, rotor can be followed wheel transfer, and motor coil can produce reverse electromagnetic resistance, causes bicyclist comparatively to require great effort in pure manpower situation; The size that output power of motor can not be trampled dynamics with manpower changes, cause motor can not long-time running in efficient district.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide the built-in motor drive system that the electric assisted bicycle with torque sensor that a kind of people of meeting generally drive mode is used, and this system has volume compact, hill climbing ability is powerful, efficiency is high, band torque sensor intelligence regulates the advantages such as power.
The built-in motor drive system that the electric assisted bicycle providing according to the utility model is used, comprises first end cap assemblies 101, the second end-cap assembly 108, housing unit 104, torque sensor 102, electric machine assembly 103, Middle shaft assembly 105, planetary gear speed reducing mechanism 106, clutch mechanism 107 and chain wheel chain wheel assembly 109;
First end cap assemblies 101, housing unit 104, the second end-cap assembly 108 connect and compose drive system shell successively; Torque sensor 102, electric machine assembly 103, Middle shaft assembly 105, planetary gear speed reducing mechanism 106, clutch mechanism 107 are arranged in described drive system shell;
Torque sensor assembly 102 is connected in Middle shaft assembly 105, the moment of torsion that torque sensor assembly 102 produces for detection of manpower;
Electric machine assembly 103 comprises motor stator 5 and motor outer rotor 7; Motor stator 5 is connected in first end cap assemblies 101, and motor outer rotor 7 is connected in Middle shaft assembly 105;
The input end of planetary gear speed reducing mechanism 106 is connected on motor outer rotor 7, and mouth is connected on clutch pack 107;
Clutch pack 107 is connected in Middle shaft assembly 105;
Chain wheel chain wheel assembly 109 is connected in clutch pack 107.
Preferably, torque sensor assembly 102 comprises shaft type moment inductor and/or velocity response sensor, and Middle shaft assembly 105 comprises axis 1; Shaft type moment inductor, velocity response sensor are installed on respectively on axis 1.
Preferably, electric machine assembly 103 also comprises stator support 4, clutch shaft bearing 28 and the second bearing 29, and Middle shaft assembly 105 comprises axis 1;
Motor stator 5 is arranged on first end cap assemblies 101 by stator support 4, and motor outer rotor 7 is connected with axis 1 by clutch shaft bearing 28, and motor outer rotor 7 is arranged on stator support 4 by the second bearing 29.
Preferably, planetary gear speed reducing mechanism 106 comprises one-level planet circular system, secondary planet train, shares inner gear 9 and planet stent 10, shares inner gear 9 and is arranged on described drive system shell;
One-level planet circular system comprises primary centre sun wheel 27 and one-level satellite gear 26; Primary centre sun wheel 27 is arranged on motor outer rotor 7 axial vane surfaces as input end, one-level satellite gear 26 is arranged on planet stent 10, electric machine assembly (103) drives primary centre sun wheel 27 to rotate, primary centre sun wheel 27 drives planet stent 10 to run slowly by one-level satellite gear 26, realizes primary speed-down;
Secondary planet train comprises secondary center sun wheel 24 and secondary planet wheel 25; Secondary center sun wheel 24 is arranged on planet stent 10, secondary planet wheel 25 is arranged on the outer ring 11 of power-transfer clutch of clutch mechanism 107, secondary center sun wheel 24 is along with planet stent 10 rotates, and takes turns 25 by secondary planet and drive clutch outer 11 to rotate, and realizes double reduction;
One-level satellite gear 26 and 27 external toothings of primary centre sun wheel and the interior engagement of shared inner gear 9, one-level satellite gear 26 is arranged between primary centre sun wheel 27 and shared inner gear 9, secondary planet wheel 25 and 24 external toothings of secondary center sun wheel and the interior engagement of shared inner gear 9, secondary planet wheel 25 is arranged between secondary center sun wheel 24 and shared inner gear 9.
Preferably, clutch mechanism 107 comprises clutch outer 11, power-transfer clutch centre circle 17, power-transfer clutch liner 21; Middle shaft assembly 105 comprises axis 1;
Clutch outer 11 is connected with planetary gear speed reducing mechanism 106, and power-transfer clutch centre circle 17 is connected with axis 1 by power-transfer clutch liner 21;
In the time that electric machine assembly 103 drives the rotative speed of clutch outer 11 to be greater than chain wheel chain wheel assembly 109 rotating speed by planetary gear speed reducing mechanism 106, clutch outer 11 and power-transfer clutch centre circle 17 engage, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 depart from, clutch outer 11 is with dynamic clutch centre circle 17 to rotate, further drive the chain wheel chain wheel assembly 109 being fitted on power-transfer clutch centre circle 17 to rotate, finally realize motor and drive;
When the rotating speed of trampling axis 1 when manpower is greater than chain wheel chain wheel assembly 109 rotating speed, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 engage, clutch outer 11 and power-transfer clutch centre circle 17 depart from, power-transfer clutch liner 21 is with dynamic clutch centre circle 17 to rotate, further drive the chain wheel chain wheel assembly 109 being fitted on power-transfer clutch centre circle 17 to rotate, finally realize manpower and drive.
Preferably, the type of electric machine assembly 103 is external rotor permanent magnetic brushless DC electric machine.
Preferably, planetary gear speed reducing mechanism 106 adopts two NEW type planetary gear speed reducing mechanisms to connect and shares the structure of internally toothed annulus.
Preferably, clutch mechanism 107 is Wedge-type bidirectional clutch.
Preferably, flanged of clutch outer 11 and be threaded hole and be used for fixing the satellite gear of planetary gear speed reducing mechanism 106.
The electric assisted bicycle that the utility model provides, comprises above-mentioned built-in motor drive system.
Compared with prior art, the utlity model has following beneficial effect:
The intelligent control system that the utility model adopts torque sensor and controller to combine, manpower is trampled pedal crank to the mid-torsional deflection causing, and torsional deflection amount is converted to the voltage signal linear relevant to electric signal by torque sensor.Torque sensor detects pedal force size, speed sensor detects tramples velocity magnitude, two kinds of signals are passed to controller through communication interface, controller carries out determining after analyzing and processing output torque and the rotating speed of motor to two kinds of signals, finally realize motor power-assisted and manpower and trample the object of common driving, make the process of riding laborsaving and energy-conservation.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is exploded view of the present utility model.
In figure:
101 is first end cap assemblies;
102 is torque sensor assembly;
103 is electric machine assembly;
104 is housing unit;
105 is Middle shaft assembly;
106 is planetary gear speed reducing mechanism;
107 is clutch pack;
108 is the second end-cap assembly;
109 is chain wheel chain wheel assembly;
1 is axis;
2 is left end cap;
3 is torque sensor;
4 is stator support;
5 is motor stator;
6 is casing;
7 is motor outer rotor;
8 is magnet steel;
9 for sharing inner gear;
10 is planet stent;
11 is clutch outer;
12 is the 3rd bearing;
13 is right end cap;
14 is chain wheel;
15 is the 4th bearing;
16 is chain wheel lock screw;
17 is power-transfer clutch centre circle;
18 is the 5th bearing;
19 is chain wheel nut;
20 is the 6th bearing;
21 is power-transfer clutch liner;
22 is chain wheel support;
23 is the 7th bearing;
24 is secondary center sun wheel;
25 is secondary planet wheel;
26 is one-level satellite gear;
27 is primary centre sun wheel;
28 is clutch shaft bearing;
29 is the second bearing;
30 is the 8th bearing.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is elaborated.Following examples will contribute to those skilled in the art further to understand the utility model, but not limit in any form the utility model.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, can also make some distortion and improvement.These all belong to protection domain of the present utility model.
Motor driven systems described in the utility model detects manpower by torque sensor 102 and tramples the moment of torsion of generation, control motor according to pedal force size and export in proportion driving torque, thereby realizing manpower, to trample moment higher, motor is larger according to the ratio output torque of program setting, realize motor and help power-actuated function, and manpower and the common driving of motor power-assisted can guarantee that motor, always in the operation of efficient district, reaches energy-conservation object.
The embodiment providing below in conjunction with concrete accompanying drawing makes and further describing the utility model:
The utility model comprises housing unit 104, electric machine assembly 103, Middle shaft assembly 105, planetary gear speed reducing mechanism 106, clutch mechanism 107, first end cap assemblies 101, the second end-cap assembly 108, torque sensor 102 and chain wheel chain wheel assembly 109.Housing unit 104 comprises shell 6, and first end cap assemblies 101 comprises that left end cap 2, the second end-cap assemblies 108 comprise right end cap 13.
Electric machine assembly 103 is mainly made up of motor outer rotor 7 and motor stator 5, between motor outer rotor 7 and motor stator 5, is provided with magnet steel 8.
Motor stator 5 is fixed on left end cap 2 by stator support 4, and left end cap 2 is fixed on casing 6, and motor outer rotor 7 is connected with axis 1 by clutch shaft bearing 28.
Torque sensor assembly 102 is fixed on axis 1, and controller detects by torque sensor assembly 102 moment of torsion that manpower produces; Planetary gear speed reducing mechanism 106 adopts two NEW type planetary gear speed reducing mechanisms to connect and shares the structure of internally toothed annulus; Planetary gear speed reducing mechanism 106 input ends are fixed on motor outer rotor 7, and mouth is fixed on clutch pack 107.
Secondary planet wheel 25 is fixed on clutch pack 107, and power-transfer clutch centre circle 17 is connected with axis 1 by power-transfer clutch liner 21, and chain wheel chain wheel assembly 109 is fixed on double rolling key clutch centre circle 17 by chain wheel nut 19.
Described planetary gear speed reducing mechanism 106 has one-level planet circular system and secondary planet train, one-level planet circular system comprises primary centre sun wheel 27, one-level satellite gear 26, shares inner gear 9, there is flange face feature one end of described primary centre sun wheel 27, be fixed on motor outer rotor 7 axial vane surfaces as input end, sharing inner gear 9 is fixed on casing 6, one-level satellite gear 26 is fixed on planet stent 10, motor 103 drives one-level sun wheel 27 to rotate, one-level sun wheel 27 drives planet stent 10 to run slowly by one-level satellite gear 26, realizes primary speed-down.Secondary planet train comprises secondary center sun wheel 24, secondary planet wheel 25, shares inner gear 9, secondary center sun wheel 24 is fixed on planet stent 10, secondary planet wheel 25 is fixed on the outer ring 11 of power-transfer clutch, secondary center sun wheel 24 is along with planet stent 10 rotates, take turns 25 by secondary planet and drive clutch outer 11 to rotate, realize double reduction.
Described clutch mechanism 107 is Wedge-type bidirectional clutch, flanged of bidirectional clutch outer ring 11 and be threaded hole and be used for fixing satellite gear, bidirectional clutch centre circle 17 is connected with axis 1 by power-transfer clutch liner 21, and bidirectional clutch outer ring 11 is connected with secondary planet wheel 25.
Two-way clutch implementation is as follows: in the time that electric machine assembly 103 drives the rotative speed of clutch outer 11 to be greater than chain wheel chain wheel assembly 109 rotating speed by planetary gear speed reducing mechanism 106, clutch outer 11 and power-transfer clutch centre circle 17 engage, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 depart from, clutch outer 11 is with dynamic clutch centre circle 17 to rotate, further drive the chain wheel chain wheel assembly 109 being fitted on power-transfer clutch centre circle 17 to rotate, finally realize motor and drive; When the rotating speed of trampling axis 1 when manpower is greater than chain wheel chain wheel assembly 109 rotating speed, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 engage, clutch outer 11 and power-transfer clutch centre circle 17 depart from, power-transfer clutch liner 21 is with dynamic clutch centre circle 17 to rotate, further drive the chain wheel chain wheel assembly 109 being fitted on power-transfer clutch centre circle 17 to rotate, finally realize manpower and drive.
The electric assisted bicycle providing according to the utility model, it adopts described built-in motor drive system, therefore can under three kinds of different modes, drive: motor drive mode, manpower pattern and the power-assisted pattern of riding of riding.
Motor drive mode: when after electric machine assembly 103 energisings, under the effect of the electromagnetic force that motor outer rotor 7 produces at electromagnetic induction, drive primary centre sun wheel 27 to rotate, primary centre sun wheel 27 drives planet stent 10 to turn round by one-level satellite gear 26, secondary center sun wheel 24 is fixed on planet stent 10, secondary center sun wheel 24 is along with planet stent 10 turns round, secondary center sun wheel 24 is taken turns 25 by secondary planet and is driven double rolling key clutch outer ring 11 to turn round, clutch outer 11 and power-transfer clutch centre circle 17 are now in engagement, power-transfer clutch centre circle 17 rotates under the drive of clutch outer 11, power-transfer clutch centre circle 17 and power-transfer clutch liner 21 are now in disengaged position, axis 1 can not follow motor outer rotor 7 to turn round, chain wheel chain wheel assembly 109 is fixed together with power-transfer clutch centre circle 17 under the effect of chain wheel nut 19, chain wheel chain wheel assembly 109 is along with power-transfer clutch centre circle 17 rotates together, finally realize the running of chain wheel chain wheel assembly 109, reach the effect of motorized motions, realize Electrical Bicycle normally travels under motor drives.
The manpower pattern of riding: electric machine assembly 103 no powers, electric machine assembly 103 is not worked, manpower pushes pedals drives axis 1, axis 1 is with dynamic clutch liner 21, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 are in engagement, power-transfer clutch centre circle 17 is along with axis 1 rotates together, now power-transfer clutch centre circle 17 and clutch outer 11 are in disengaged position, clutch outer 11 can not follow axis 1 to rotate, chain wheel chain wheel assembly 109 is fixed together with power-transfer clutch centre circle 17 under the effect of chain wheel nut 19, chain wheel chain wheel assembly 109 is along with power-transfer clutch centre circle 17 rotates together, finally realize the running of chain wheel chain wheel assembly 109, reach the manpower object of riding, realize under manpower driving and normally travelling.
The power-assisted pattern of riding: this pattern is aforementioned two kinds of pattern combineds action, when electric machine assembly 103 energising operation, bicyclist also manpower tramples drive motor.Manpower is trampled axis 1, and axis 1, under the effect of pedal force, deformation occurs, and the pedal force of axis 1 analyzed deformation quantity and detected by torque sensor assembly 102 by detection, and controller is processed drive motor assembly 103 by signal and turned round.In the time that electric machine assembly 103 drives the rotating speed of clutch outer 11 to be greater than chain wheel chain wheel assembly 109 rotating speed by planetary gear speed reducing mechanism 106, clutch outer 11 and power-transfer clutch centre circle 17 engage, and realize motor and drive; When in manpower is trampled, 1 rotating speed is greater than chain wheel chain wheel assembly 109 rotating speed, power-transfer clutch liner 21 and power-transfer clutch centre circle 17 engage, and realize manpower and drive.Under power-assisted is ridden pattern, motor drives and manpower drives and hockets, and finally realizes that motor drives and manually driven effect superposes, and bicyclist can not feel very painstaking long-distance when riding or climbing.
Above specific embodiment of the utility model is described.It will be appreciated that, the utility model is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (10)
1. a built-in motor drive system, it is characterized in that, comprise first end cap assemblies (101), the second end-cap assembly (108), housing unit (104), torque sensor assembly (102), electric machine assembly (103), Middle shaft assembly (105), planetary gear speed reducing mechanism (106), clutch mechanism (107) and chain wheel chain wheel assembly (109);
First end cap assemblies (101), housing unit (104), the second end-cap assembly (108) connect and compose drive system shell successively; Torque sensor assembly (102), electric machine assembly (103), Middle shaft assembly (105), planetary gear speed reducing mechanism (106), clutch mechanism (107) are arranged in described drive system shell;
Torque sensor assembly (102) is connected in Middle shaft assembly (105), the moment of torsion that torque sensor assembly (102) produces for detection of manpower;
Electric machine assembly (103) comprises motor stator (5) and motor outer rotor (7); Motor stator (5) is connected in first end cap assemblies (101), and motor outer rotor (7) is connected in Middle shaft assembly (105);
It is upper that the input end of planetary gear speed reducing mechanism (106) is connected to motor outer rotor (7), and mouth is connected on clutch pack (107);
Clutch pack (107) is connected in Middle shaft assembly (105);
Chain wheel chain wheel assembly (109) is connected in clutch pack (107).
2. built-in motor drive system according to claim 1, is characterized in that, torque sensor assembly (102) comprises shaft type moment inductor and/or velocity response sensor, and Middle shaft assembly (105) comprises axis (1); Shaft type moment inductor, velocity response sensor are installed on respectively on axis (1).
3. built-in motor drive system according to claim 1, is characterized in that, electric machine assembly (103) also comprises stator support (4), clutch shaft bearing (28) and the second bearing (29), and Middle shaft assembly (105) comprises axis (1);
Motor stator (5) is arranged on first end cap assemblies (101) by stator support (4), motor outer rotor (7) is connected with axis (1) by clutch shaft bearing (28), and motor outer rotor (7) is arranged on stator support (4) by the second bearing (29).
4. built-in motor drive system according to claim 1, it is characterized in that, planetary gear speed reducing mechanism (106) comprises one-level planet circular system, secondary planet train, shares inner gear (9) and planet stent (10), shares inner gear (9) and is arranged on described drive system shell;
One-level planet circular system comprises primary centre sun wheel (27) and one-level satellite gear (26); Primary centre sun wheel (27) is arranged on motor outer rotor (7) axial vane surface as input end, one-level satellite gear (26) is arranged on planet stent (10), electric machine assembly (103) drives primary centre sun wheel (27) rotation, primary centre sun wheel (27) drives planet stent (10) to run slowly by one-level satellite gear (26), realizes primary speed-down;
Secondary planet train comprises secondary center sun wheel (24) and secondary planet wheel (25); Secondary center sun wheel (24) is arranged on planet stent (10), secondary planet wheel (25) is arranged on the outer ring (11) of power-transfer clutch of clutch mechanism (107), secondary center sun wheel (24) is along with planet stent (10) rotation, and take turns (25) drive clutch outer (11) rotation by secondary planet, realize double reduction;
One-level satellite gear (26) and primary centre sun wheel (27) external toothing, and engage with shared inner gear (9) is interior, one-level satellite gear (26) is arranged between primary centre sun wheel (27) and shared inner gear (9); Secondary planet wheel (25) and secondary center sun wheel (24) external toothing, and and shared inner gear (9) in engagement, secondary planet take turns (25) be arranged on secondary center sun wheel (24) and shared inner gear (9) it.
5. built-in motor drive system according to claim 1, is characterized in that, clutch mechanism (107) comprises clutch outer (11), power-transfer clutch centre circle (17), power-transfer clutch liner (21); Middle shaft assembly (105) comprises axis (1);
Clutch outer (11) is connected with planetary gear speed reducing mechanism (106), and power-transfer clutch centre circle (17) is connected with axis (1) by power-transfer clutch liner (21);
In the time that electric machine assembly (103) drives the rotative speed of clutch outer (11) to be greater than chain wheel chain wheel assembly (109) rotating speed by planetary gear speed reducing mechanism (106), clutch outer (11) and power-transfer clutch centre circle (17) engagement, power-transfer clutch liner (21) and power-transfer clutch centre circle (17) depart from, clutch outer (11) band dynamic clutch centre circle (17) rotation, further drive chain wheel chain wheel assembly (109) rotation being fitted on power-transfer clutch centre circle (17), finally realize motor and drive;
When the rotating speed of trampling axis (1) when manpower is greater than chain wheel chain wheel assembly (109) rotating speed, power-transfer clutch liner (21) and power-transfer clutch centre circle (17) engagement, clutch outer (11) and power-transfer clutch centre circle (17) depart from, power-transfer clutch liner (21) band dynamic clutch centre circle (17) rotation, further drive chain wheel chain wheel assembly (109) rotation being fitted on power-transfer clutch centre circle (17), finally realize manpower and drive.
6. built-in motor drive system according to claim 1, is characterized in that, the type of electric machine assembly (103) is external rotor permanent magnetic brushless DC electric machine.
7. built-in motor drive system according to claim 1, is characterized in that, planetary gear speed reducing mechanism (106) adopts two NEW type planetary gear speed reducing mechanisms to connect and shares the structure of internally toothed annulus.
8. built-in motor drive system according to claim 1, is characterized in that, clutch mechanism (107) is Wedge-type bidirectional clutch.
9. built-in motor drive system according to claim 5, is characterized in that, flanged of clutch outer (11) and be threaded hole and be used for fixing the satellite gear of planetary gear speed reducing mechanism (106).
10. an electric assisted bicycle, is characterized in that, comprises the built-in motor drive system described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320729407.9U CN203698569U (en) | 2013-11-18 | 2013-11-18 | Electric power-assisting bicycle and built-in motor drive system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320729407.9U CN203698569U (en) | 2013-11-18 | 2013-11-18 | Electric power-assisting bicycle and built-in motor drive system thereof |
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| Publication Number | Publication Date |
|---|---|
| CN203698569U true CN203698569U (en) | 2014-07-09 |
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ID=51049046
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320729407.9U Expired - Lifetime CN203698569U (en) | 2013-11-18 | 2013-11-18 | Electric power-assisting bicycle and built-in motor drive system thereof |
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| Country | Link |
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| CN (1) | CN203698569U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661762A (en) * | 2013-11-18 | 2014-03-26 | 新安乃达驱动技术(上海)有限公司 | Electric power bicycle and motor drive system arranged in electric power bicycle |
| CN106697170A (en) * | 2017-02-28 | 2017-05-24 | 苏州八方电机科技有限公司 | Reduction hub motor |
| CN106945777A (en) * | 2017-04-19 | 2017-07-14 | 常州机电职业技术学院 | People's electricity mixed power drive device |
| CN107226163A (en) * | 2017-08-07 | 2017-10-03 | 太仓市悦博电动科技有限公司 | A kind of Split type electric force driving device |
| CN107878663A (en) * | 2016-09-30 | 2018-04-06 | 株式会社岛野 | Bicycle use electro-motor support structure and the Bicycle drive unit for including it |
| CN109878629A (en) * | 2019-04-02 | 2019-06-14 | 无锡川克智能电机有限公司 | Electric bicycle based on strain-ga(u)ge transducer surveys square system |
| CN112810744A (en) * | 2021-02-22 | 2021-05-18 | 苏州诺雅电动车有限公司 | Middle-mounted high-speed ring type motor of electric bicycle and mounting method thereof |
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2013
- 2013-11-18 CN CN201320729407.9U patent/CN203698569U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661762A (en) * | 2013-11-18 | 2014-03-26 | 新安乃达驱动技术(上海)有限公司 | Electric power bicycle and motor drive system arranged in electric power bicycle |
| CN107878663A (en) * | 2016-09-30 | 2018-04-06 | 株式会社岛野 | Bicycle use electro-motor support structure and the Bicycle drive unit for including it |
| CN106697170A (en) * | 2017-02-28 | 2017-05-24 | 苏州八方电机科技有限公司 | Reduction hub motor |
| CN106945777A (en) * | 2017-04-19 | 2017-07-14 | 常州机电职业技术学院 | People's electricity mixed power drive device |
| CN107226163A (en) * | 2017-08-07 | 2017-10-03 | 太仓市悦博电动科技有限公司 | A kind of Split type electric force driving device |
| WO2019029019A1 (en) * | 2017-08-07 | 2019-02-14 | 太仓市悦博电动科技有限公司 | Split type electric driving device |
| CN109878629A (en) * | 2019-04-02 | 2019-06-14 | 无锡川克智能电机有限公司 | Electric bicycle based on strain-ga(u)ge transducer surveys square system |
| CN109878629B (en) * | 2019-04-02 | 2023-09-05 | 无锡川克智能电机有限公司 | Electric bicycle moment measuring system based on strain gauge sensor |
| CN112810744A (en) * | 2021-02-22 | 2021-05-18 | 苏州诺雅电动车有限公司 | Middle-mounted high-speed ring type motor of electric bicycle and mounting method thereof |
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