CN206871295U - A kind of longitudinal motor driven systems of bicycle - Google Patents
A kind of longitudinal motor driven systems of bicycle Download PDFInfo
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- CN206871295U CN206871295U CN201720767559.6U CN201720767559U CN206871295U CN 206871295 U CN206871295 U CN 206871295U CN 201720767559 U CN201720767559 U CN 201720767559U CN 206871295 U CN206871295 U CN 206871295U
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Abstract
The utility model provides a kind of longitudinal motor driven systems of bicycle, including motor, gear train, drive component, axis and vehicle frame for fixing said modules, vehicle frame comprises at least five logical, down tubes and seat pipe, motor is arranged on vehicle frame, and motor is connected with gear train, and gear train is with being also associated with axis, axis is arranged on five and leads to interior and be rotatablely connected with vehicle frame, the output of gear train is connected with drive component, and drive component is fixed on vehicle frame, and gear train is tooth sector；The utility model utilizes built-in motor process auxiliary drive, improves travel speed, lifts impression of riding, longitudinally connected by built-in motor, improves drive system integrated level and simultaneously optimizes appearance design.
Description
Technical field
The utility model belongs to driving equipment field, more particularly to a kind of longitudinal motor driven systems of bicycle.
Background technology
Bicycle is one of the most frequently used vehicles, as technology and economic development, electric assisted bicycle are gradually emerging
Rise and be it is popular receive, traditional bicycle, generally use chain type transmission structure, easily make clothing dirty because chain type transmission structure is present
The shortcomings of thing, linked transmission is less efficient, is easily damaged, and resistance is larger, more excellent Chainless type drive mechanism occur immediately,
In existing moped, the bicycle driven using built-in motor is usually horizontal structure, and this kind of bicycle structure is more
Complexity, aesthetic property are poor.
Utility model content
In view of this, in order to which overcome the deficiencies in the prior art the utility model provides a kind of longitudinal motor drivetrain of bicycle
System, by setting shaft drive to substitute traditional chain type transmission structure, reduce weight and improve intensity, by setting longitudinally connected cloth
The built-in motor put, and be connected with axle, simplify design, improve integrated level and aesthetics, be driven by design gear, significantly
Improve transmission efficiency, compact-sized and energy-conserving and environment-protective.
In order to realize above-mentioned technical purpose, the utility model uses following technical scheme：
A kind of longitudinal motor driven systems of bicycle, including motor, gear train, drive component, axis and for fixation
State the vehicle frame of component, vehicle frame comprises at least five logical, down tubes and seat pipe, the motor are arranged on the vehicle frame, the motor with
The gear train connection, the gear train are arranged on described five and lead to interior and rotated with the vehicle frame with being also associated with axis, axis
Connection, the gear train are connected with the drive component, and the drive component is fixed on the vehicle frame, and the gear train is to turn
To gear.
Further, the motor any angle can be set, the motor two around described five logical circumference in 360 degree
Side is provided with fixing axle, and the motor output shaft is provided with self-aligning bearing.
Further, the motor is arranged in the down tube or the seat pipe, the down tube or the seat pipe with it is described
Five logical vertical and UNICOMs, the output end of the motor from the down tube or the seat pipe stretch into described five it is logical in, described five it is logical in
The gear train is provided with, the gear train is connected with the motor output end.
Further, the motor list motor or be the motor with deceleration group, the deceleration group is planetary reduction gear group
Or common train of reduction gears, the output shaft of the motor is connected to output gear directly or by one-way turning mechanism, described to subtract
Fast gear train is spur gear using gear, helical gear, herringbone bear.
Further, the drive component is axle transmission component or chain kit.
Further, the gear train comprises at least output gear, first gear and input gear, the first gear with
Axis is coaxially connected, and the output gear and the motor connection, the input gear are connected with the drive component.
Further, the output gear engages connection with the first gear, the first gear with middle axis connection
Also it is connected with the input gear of the drive component and exports power backward.
Further, the gear train also includes second gear, and the first gear passes through one-way rotation mechanism and axis
Coaxially connected, the first gear engages connection with the output gear of motor, and second gear is socketed on axis, and consolidates with axis
Fixed to connect and synchronously drive, the second gear is connected with the input gear and exports power backward.
Further, the tooth sector is bevel gear, helical gear, helical gear or straight-tooth and imperial crown gear, described turn
It is bilateral tooth or unilateral tooth to gear.
Further, for the axis for torque axis or with torque sensor, the torque axis is left and right socked shaft.
Further, the axle transmission component includes loop bar and drive link, and the drive link is co-axially located in loop bar, and
Can freely it be rotated relative to loop bar, the drive link both ends are connected with gear or attachment means.
Further, the electrical axis and the angled arrangement of the projection of the drive component axis planar.
The beneficial effects of the utility model are：
1) commutated by setting umbrella tooth to slow down, reduce weight, reduced volume and improve transmission efficiency, and increase motor output torsion
Square.
2) by longitudinally disposed built-in motor, improve drive system integrated level and optimize appearance design.
3) slowed down by designing planetary reduction gear wheel group with or by bevel gear, improve output torque and realize turning for output shaft
To.
4) preferably helical tooth, helical teeth design, improves transmission system carrying smoothness, reduces running noises.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the longitudinal motor driven systems of bicycle of the utility model；
Fig. 2 is a kind of another structural representation of the longitudinal motor driven systems of bicycle of the utility model；
Fig. 3 is that a kind of another structure of the longitudinal motor driven systems of bicycle of the utility model improves schematic diagram；
Fig. 4 is a kind of the third structural representation of the longitudinal motor driven systems of bicycle of the utility model；
Fig. 5 is a kind of vehicle frame scheme of installation of the longitudinal motor driven systems of bicycle of the utility model；
Fig. 6 is a kind of another vehicle frame scheme of installation of the longitudinal motor driven systems of bicycle of the utility model；
Each reference name is as follows in accompanying drawing：1st, five is logical；2nd, down tube；3rd, motor；4th, axis；5th, one-way rotation mechanism；6th, it is defeated
Go out gear；7-1, first gear；7-2, second gear；8th, input gear；9th, drive link；10th, loop bar；11st, vehicle frame；12nd, trailing wheel
Hub.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with the accompanying drawings and implement
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
A kind of longitudinal motor driven systems of bicycle, including motor 3, gear train, drive component, axis 4 and for fixing
The vehicle frame 11 of said modules, vehicle frame 11 comprises at least five logical 1, down tube 2 and seat pipe, motor 3 are arranged on vehicle frame 11, motor 3 with
Gear train connects, and gear train is arranged in five logical 1 and is rotatablely connected with vehicle frame 11, gear train with being also associated with axis 4, axis 4
Output be connected with drive component, drive component is fixed on vehicle frame 11.
First embodiment
The implementation column refers to Fig. 1, Fig. 4 and Fig. 5 using electric bicycle is put in installation motor 3 to illustrate：
A kind of longitudinal motor driven systems of bicycle, including motor 3, gear train, drive component, axis 4 and for fixing
The vehicle frame 11 of said modules, vehicle frame 11 comprises at least five logical 1, down tube 2 and seat pipe, motor 3 are arranged on vehicle frame 11, motor 3 with
Gear train connects, and gear train is arranged in five logical 1 and is rotatablely connected with vehicle frame 11, gear train with being also associated with axis 4, axis 4
Output be connected with drive component, drive component is fixed on vehicle frame 11, and gear train is tooth sector.
Specially：Motor 3 is arranged in the down tube 2 of vehicle frame 11, and the axis of motor 3 is with the diameter parallel of down tube 2 and perpendicular to five
Logical 1.Down tube 2 is vertical with five logical 1 and connects, and the output end of motor 3 is stretched into five logical 1 from down tube 2, and motor 3 is connected with gear train,
Gear train is arranged in five logical 1.
Gear train includes output gear 6, first gear 7-1 and input gear 8, and first gear 7-1 coaxially connects with axis 4
Connect, in order to mitigate ride heavy burden and prevent accident, first gear 7-1 is coaxially connected by one-way turning mechanism 5 and axis 4
And it is unidirectional rotatable, meanwhile, the rear end of output gear 6 exports axis connection by one-way turning mechanism 5 and motor 3.The output of motor 3
Gear 6 engages connection with first gear 7-1.The one-way turning mechanism 5 can use ratchet or unilateral bearing.Input gear 8 is with driving
Dynamic component connection.
Particularly, to ensure that gear output direction of rotation is correct, the first gear 7-1 on axis 4 is arranged on except public
, can also both sides tooth or two affixed gears of use outside unilateral teeth.
The gear of above-mentioned gear train is bevel gear, helical gear, helical gear or straight-tooth and imperial crown gear, to ensure to drive
Effect, the gear of gear train is preferably with spiral bevel gear.
Certainly, due to five it is logical in use bevel gear, therefore, motor can surround five and lead to, the random angles in 360 ° of circumference
Degree arrangement, as shown in fig. 6, in the program, motor is arranged in seat pipe.
Installed for convenience of motor, motor both sides are provided with fixing axle, self-aligning bearing is provided with the axle of motor front end, ensure
Motor normal work.Y shape fixed part is provided with vehicle frame, the fixed part is used for the axle for disposing motor, and motor rear end can pass through
Pressing plate is set and realizes the fixation to motor by Y shape fixed part.In addition, this kind design is also convenient for the replacing and maintenance of motor,
Motor can be taken out conveniently by pulling down cover plate.Meanwhile the connection of Y shape fixed part and axle and the self-aligning bearing that coordinates motor to use,
The motor for being can be swung within the specific limits, and impact when reducing vehicle traveling causes damage to motor.
Wherein, the motor 3 is the DC brushless motor 3 with deceleration group, and deceleration group is arranged on the front end of motor 3, to ensure to transport
Row is steady, and the deceleration group selects planetary gear speed-reduction group, and the wherein output shaft of motor 3 is provided with sun gear, is set around sun gear
There are three planetary gears, gear ring is fixed with the housing of motor 3 and relies on planetary gear to be connected with sun gear, and planetary gear is arranged on planet
On frame, the output of planet carrier is provided with output gear 6.Certain deceleration group can also be connected and composed general using multiple double-layer gears
Logical deceleration group.Realize to slow down to increase and turn round.Improve driving force.Train of reduction gears is spur gear using gear, helical gear, herringbone bear.
Certainly, the motor 3 can also be conventional DC brushless electric machine 3, and the output shaft of the motor 3 is connected with output gear 6,
The tooth sector of the output gear 6 and axis 4 forms primary speed-down, in addition, drive component forms double reduction, is subtracted by two-stage
Fast structure realizes that the increasing of motor 3 is turned round.
Axis 4 is provided with the five logical 1 of vehicle frame 11, the axis 4 is torque axis 4 or the axis 4 with torque sensor,
The axis 4 can use single axis 4 or the two-part axis 4 of left and right socket combination.
Optimal, axis 4 should use the combination axis 4 of left and right socket joint type, and the axis 4 includes interior spindle and overcoat axle,
Interior spindle is staged, and interior spindle is provided with the first spline in thinner side, and interior spindle is provided with the second spline in larger side,
One end inside overcoat axle is provided with the 3rd spline housing, and the other end inside overcoat axle is provided with the 4th spline, wherein, interior spindle
The 3rd flower part set of the first spline and overcoat axle be fitted close, the second spline of interior spindle is formed with the 4th spline of overcoat axle
Overall, specifically, the spline width of interior spindle is less than the spline width of overcoat axle.
In the present embodiment, drive component uses axle transmission component, and axle transmission component includes loop bar 10 and drive link 9, transmission
Bar 9 is co-axially located in loop bar 10, and can freely be rotated relative to loop bar 10, and the both ends of drive link 9 are connected with gear or connection dress
To put, in this implementation, the input of drive link 9 is connected with umbrella shape input gear 8, and the output end of drive link 9 is provided with tooth sector,
Tooth sector transmission rear-wheel hub 12 realizes the driving to wheel.
In addition, in this implementation, motor 3 and the public tooth sector of axle transmission component, and motor 3 is longitudinal, therefore, motor
3 axis and the angled arrangement of the projection of axle transmission component axis planar.
Referring to Fig. 4, in one of Fig. 1 embodiments deformation, can by the output gear 6 of motor 3 directly with input gear 8
Connection, motor output power is transmitted immediately rearward, it is only necessary to ensures that the output shaft of motor, without interference, is made with bicycle middle shaft
For a practical application example of Fig. 4 schemes, can by motor 3, such as Fig. 6 is arranged, motor is arranged in seat pipe, motor 3 it is defeated
Go out gear 6 and be arranged on axis upper end, and be directly connected with output gear 8, avoid the interference problem of motor output shaft and axis.
When riding, when motor 3 does not work, axis 4 drives first gear 7-1 rotations, and first gear 7-1 drives input gear
8 transmission shaft driven components, last driving moment rotation.Because motor 3 is provided with one-way clutch, first gear 7-1 transmission electricity
The output gear 6 of machine 3, because the rotating speed of output gear 6 is high, clutch separation, disconnected with motor 3, mitigate heavy burden of riding.
When motor 3 intervenes work, because the rotating speed of motor 3 is high, one-way clutch engagement, the power of motor 3 passes through output gear
The transmission first gear 7-1 of wheel 6 is simultaneously further driven input gear 8 and axle transmission component.Simultaneously manpower trample by unidirectionally from
Clutch passes to first gear 7-1, is run with 3 common driving moment of motor.
When people does not tread on, and motor 3 works, first gear 7-1 one-way clutch separation, wheel or motor 3 are avoided
Reverse drive crank, causes injury to personnel.
Second embodiment
Refer to Fig. 2, Fig. 3 and Fig. 5
Compared to embodiment 1, the difference of embodiment 2 is, the gear train in five logical 1 uses an independent tooth sector,
Specially：
In the present embodiment, gear train includes output gear 6, first gear 7-1, second gear 7-2 and input gear 8, the
One gear 7-1 is coaxially connected and unidirectional rotatable with axis 4 by one-way turning mechanism 5, and motor 3 directly connects with output gear 6
Connect, second gear 7-2 is socketed on axis 4, and second gear 7-2 is fixedly connected with axis 4 and can synchronously driven.Axle transmission component
Input gear 8 connection is also engaged with second gear 7-2, the maximum of this programme is characterised by, two tooth sectors are separate
And be driven by axis 4, wherein one-way turning mechanism 5 is ratchet or unilateral bearing.
Referring to Fig. 3, in an improvement project of the present embodiment, wherein, first gear 7-1 passes through bearing and axis 4
Coaxially connected, motor 3 is directly connected with output gear 6, and second gear 7-2 is socketed on axis 4 and by unilateral bearing with
Axle 4 is fixed so that second gear 7-2 can be with the one-directional rotation of axis 4.By unidirectional between first gear 7-1 and second gear 7-2
Rotating mechanism 5 is connected with each other so that first gear 7-1 and second gear 7-2 realizes single-direction transmission.Wherein one-way turning mechanism 5
For ratchet or unilateral bearing.
Compared to aforementioned schemes, in this programme, because axis 4 passes through unilateral bearing, ratchet or other one-way clutch
It is connected with gear, when not treading on, avoids the reverse drive crank of motor 3, is caused sky to step on and injured with personnel.In addition, by setting
Two independent tooth sectors are put, can more easily realize that gear with speed, improves the efficiency of motor 3 and comfort level of riding.
Above-mentioned tooth sector is bevel gear, helical gear, helical gear or straight-tooth and imperial crown gear, to ensure driving effect
Fruit, tooth sector is preferably with spiral bevel gear.
3rd embodiment
Compared to embodiment 1 and embodiment 2, drive component can also be chain kit, be specially：
First gear 7-1 is coaxially connected and unidirectional rotatable with axis 4 by one-way turning mechanism 5, the output gear of motor 3
Wheel 6 engages connection with first gear 7-1.The rear end of output gear 6 exports axis connection by one-way turning mechanism 5 and motor 3.The list
Ratchet or unilateral bearing can be used to rotating mechanism 5.First gear 7-1 sides are also fixedly connected with sprocket wheel, and sprocket wheel passes through chain
It is connected with wheel.
Or first gear 7-1 is coaxially connected by bearing and axis 4, motor 3 is directly connected with output gear 6, sprocket wheel
It is socketed on axis 4 and is fixed by unilateral bearing and axis 4 so that sprocket wheel can be with the one-directional rotation of axis 4.First gear 7-1
It is connected with each other between sprocket wheel by one-way turning mechanism 5 so that first gear 7-1 realizes single-direction transmission with sprocket wheel.It is wherein single
It is ratchet or unilateral bearing to rotating mechanism 5.
During in embodiment 1, any one is implemented, gear can be arranged to the special constructions such as sleeve-like on demand.
Embodiment 4, refers to Fig. 5 and Fig. 6
Referring to Fig. 5, a kind of bicycle equipped with any one the shown drive system of embodiment 1, the bicycle
Vehicle frame 11 includes the component back breeches pipes such as five logical 1, seat pipe, front tube, down tube 2, back breeches pipe and is fixed with trailing wheel, before front tube front end is connected with
Fork and front-wheel, wherein, motor 3 is arranged in the down tube 2 of vehicle frame 11, and is set close to five logical 1, the axis of motor 3 and the axis of down tube 2
Parallel and perpendicular to five logical 1.Down tube 2 is vertical with five logical 1 and connects, and the output end of motor 3 is stretched into five logical 1 from down tube 2, and five is logical
Gear train is provided with 1, the output end of motor 3 is connected with gear train, and axis 4, axis 4 and gear train phase have been penetrated in five logical 1
Connect, the output of gear train is connected with axle transmission component, and the axle transmission component is arranged along side back breeches pipe and is connected with trailing wheel.
Wherein, the axis of motor 3 and the angled arrangement of axle transmission component axis.
Motor 3 and the driving gear set of axis 4 simultaneously export power, driving moment operating backward by axle transmission component.
Motor can surround five logical, any angle arrangements in 360 ° of circumference, as shown in fig. 6, in the program, motor setting
In seat pipe.In Fig. 5 schemes, motor is arranged in seat pipe, and battery is arranged in down tube, is arranged on compared to motor in down tube
Situation, the design can provide bigger battery capacity, improve continuation of the journey course.
Certainly on some vehicle frames, motor may be provided at behind five logical lower ends or seat pipe, with the scheme that is arranged in pipe simultaneously
Without too big difference.
Installed for convenience of motor, motor both sides are provided with fixing axle, self-aligning bearing is provided with the axle of motor front end, ensure
Motor normal work.Y shape fixed part is provided with vehicle frame, the fixed part is used for the axle for disposing motor, and motor rear end can pass through
Pressing plate is set and realizes the fixation to motor by Y shape fixed part.In addition, this kind design is also convenient for the replacing and maintenance of motor,
Motor can be taken out conveniently by pulling down cover plate.Meanwhile the connection of Y shape fixed part and axle and the self-aligning bearing that coordinates motor to use,
The motor for being can be swung within the specific limits, and impact when reducing vehicle traveling causes damage to motor.
Axle transmission component is also alternatively into Chain conveyer, by chain drive wheel.
A kind of longitudinal motor driven systems of bicycle of the utility model have the beneficial effect that：
1) commutated by setting umbrella tooth to slow down, reduce weight, reduced volume and improve transmission efficiency, and increase motor output torsion
Square.
2) by longitudinally disposed built-in motor, improve drive system integrated level and optimize appearance design.
3) slowed down by designing planetary reduction gear wheel group with or by bevel gear, improve output torque and realize turning for output shaft
To.
4) preferably helical tooth, helical teeth design, improves transmission system carrying smoothness, reduces running noises.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.This practicality can be implemented using different combinations
New, as motor can use, concentric co-axial is installed or side is installed, and reducing gear can be slowed down by planetary gear or it
His gear, chain slowing-down structure, axis can use single-shaft configuration or left and right axle construction, and sensor can use various moments of torsion
Sensor or velocity sensor, it is noted that for the person of ordinary skill of the art, do not departing from this practicality
On the premise of new design, various modifications and improvements can be made, these belong to the scope of protection of the utility model.Cause
This, the protection domain of the utility model patent should be determined by the appended claims.
Claims (12)
1. a kind of longitudinal motor driven systems of bicycle, it is characterised in that including motor, gear train, drive component, axis and use
In the vehicle frame of fixed said modules, vehicle frame comprises at least five logical, down tubes and seat pipe, the motor are arranged on the vehicle frame, institute
State motor to be connected with the gear train, the gear train and be also associated with axis, axis be arranged on described five it is logical in and with it is described
Vehicle frame is rotatablely connected, and the gear train is connected with the drive component, and the drive component is fixed on the vehicle frame, the tooth
Wheel group is tooth sector.
2. the longitudinal motor driven systems of bicycle according to claim 1, it is characterised in that the motor surrounds described five
Logical circumference, any angle it can be set in 360 degree, the motor both sides are provided with fixing axle, and the motor output shaft is provided with
Self-aligning bearing.
3. the longitudinal motor driven systems of bicycle according to claim 2, it is characterised in that the motor is arranged on described
In down tube or the seat pipe, the down tube or the seat pipe and described five lead to vertical and UNICOMs, and the output end of the motor is from institute
State down tube or the seat pipe stretch into described five it is logical in, described five it is logical in be provided with the gear train, the gear train and the electricity
Machine output end connects.
4. according to the longitudinal motor driven systems of bicycle described in claim 1,2,3 any one, it is characterised in that the electricity
Machine list motor is the motor with deceleration group, and the deceleration group is planetary reduction gear group or common train of reduction gears, the electricity
The output shaft of machine is connected to output gear directly or by one-way turning mechanism, and the train of reduction gears is straight-tooth using gear
Wheel, helical gear, herringbone bear.
5. the longitudinal motor driven systems of bicycle according to claim 1, it is characterised in that the drive component passes for axle
Dynamic component or chain kit.
6. the longitudinal motor driven systems of bicycle according to claim 1, it is characterised in that the gear train comprises at least
Output gear, first gear and input gear, the first gear and axis are coaxially connected, the output gear and the motor
Connection, the input gear are connected with the drive component.
7. the longitudinal motor driven systems of bicycle according to claim 6, it is characterised in that the output gear with it is described
First gear engagement connection, with the first gear of middle axis connection be also connected with the input gear of the drive component to
After export power.
8. the longitudinal motor driven systems of bicycle according to claim 6, it is characterised in that the gear train also includes the
Two gears, the first gear is coaxially connected with axis by one-way rotation mechanism, the output gear of the first gear and motor
Wheel engagement connection, second gear is socketed on axis, and is fixedly connected and can synchronously be driven with axis, the second gear and institute
State input gear connection and export power backward.
9. according to the longitudinal motor driven systems of bicycle described in any one of claim 7 or 8, it is characterised in that described turn
It is bevel gear, helical gear, helical gear or straight-tooth and imperial crown gear to gear, the tooth sector is bilateral tooth or unilateral tooth.
10. the longitudinal motor driven systems of bicycle according to claim 1, it is characterised in that the axis is in torque
Axle or with torque sensor, the torque axis is left and right socked shaft.
11. the longitudinal motor driven systems of bicycle according to claim 5, it is characterised in that the axle transmission component bag
Loop bar and drive link are included, the drive link is co-axially located in loop bar, and can freely be rotated relative to loop bar, the drive link two
End is connected with gear or attachment means.
12. the longitudinal motor driven systems of bicycle according to claim 1, it is characterised in that the electrical axis and institute
State the angled arrangement of the projection of drive component axis planar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767559.6U CN206871295U (en) | 2017-06-29 | 2017-06-29 | A kind of longitudinal motor driven systems of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767559.6U CN206871295U (en) | 2017-06-29 | 2017-06-29 | A kind of longitudinal motor driven systems of bicycle |
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| Publication Number | Publication Date |
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| CN206871295U true CN206871295U (en) | 2018-01-12 |
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ID=61330717
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| CN201720767559.6U Active CN206871295U (en) | 2017-06-29 | 2017-06-29 | A kind of longitudinal motor driven systems of bicycle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176257A (en) * | 2017-06-29 | 2017-09-19 | 太仓市荣驰电机有限公司 | A kind of longitudinal motor driven systems of bicycle |
| CN109488702A (en) * | 2018-12-25 | 2019-03-19 | 佛山市顺德区天轴车料有限公司 | A kind of New-type transmission shaft |
| CN110155239A (en) * | 2019-05-09 | 2019-08-23 | 尚策 | A kind of boosting device for bicycle structure |
| WO2020020976A1 (en) * | 2018-07-27 | 2020-01-30 | Vitesco Technologies Germany Gmbh | Bicycle having a dual electrical auxiliary drive |
| WO2022082997A1 (en) * | 2020-10-19 | 2022-04-28 | 珠海市钧兴机电有限公司 | Power-assisted bicycle with mid-mounted motor |
| EP4060203A1 (en) * | 2021-03-16 | 2022-09-21 | MAHLE International GmbH | An electric drive for a bycicle |
-
2017
- 2017-06-29 CN CN201720767559.6U patent/CN206871295U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176257A (en) * | 2017-06-29 | 2017-09-19 | 太仓市荣驰电机有限公司 | A kind of longitudinal motor driven systems of bicycle |
| WO2020020976A1 (en) * | 2018-07-27 | 2020-01-30 | Vitesco Technologies Germany Gmbh | Bicycle having a dual electrical auxiliary drive |
| CN109488702A (en) * | 2018-12-25 | 2019-03-19 | 佛山市顺德区天轴车料有限公司 | A kind of New-type transmission shaft |
| CN110155239A (en) * | 2019-05-09 | 2019-08-23 | 尚策 | A kind of boosting device for bicycle structure |
| WO2022082997A1 (en) * | 2020-10-19 | 2022-04-28 | 珠海市钧兴机电有限公司 | Power-assisted bicycle with mid-mounted motor |
| EP4060203A1 (en) * | 2021-03-16 | 2022-09-21 | MAHLE International GmbH | An electric drive for a bycicle |
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