CN206598959U - A kind of bicycle electric gearshift - Google Patents
A kind of bicycle electric gearshift Download PDFInfo
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- CN206598959U CN206598959U CN201720345807.8U CN201720345807U CN206598959U CN 206598959 U CN206598959 U CN 206598959U CN 201720345807 U CN201720345807 U CN 201720345807U CN 206598959 U CN206598959 U CN 206598959U
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Abstract
The utility model discloses a kind of bicycle electric gearshift, including speed changer：The speed changer is connected with mechanical execution unit, and the mechanical execution unit is connected with control unit；Described control unit, for setting, gear information, the increase information of gear or reduction information are set, and the angle signal of the collection mechanical execution unit, according to the setting gear information, the increase information of gear or reduction information and the angle signal, control instruction is sent in real time, and the control instruction is used to drive the mechanical execution unit action；The mechanical execution unit, for pulling the speed changer to carry out speed change.To solve to make the problem of conventional transmission bicycle transform electrical shift bicycle and inaccurate bicycle electric gearshift gear switch as.
Description
Technical field
The utility model is related to transit equipment gear control field, specifically a kind of bicycle electric gearshift.
Background technology
Traditional bicycle gearshift mode is the gearshift that acts on by external force to realize, logical when needing gearshift
Cross to stir to refer to and dial to change the length of speed change core to reach the purpose of gearshift.
Traditional mechanical gearshift apparatus needs manual toggle to refer to group device when needing gearshift, needs hand larger during gearshift
Shift hunting can cause hand fatigue in external force, ride.
Part bicyclist does not understand changes to suitable gear under corresponding road conditions, causes to consume very big in ride
Muscle power or knee are impaired.
Current existing electronic transmission eliminates traditional finger and dialled, motor and speed changer one, but this speed changer knot
Structure is complicated, and cost is high, price generally thousands of members, is unfavorable for popular.
The .9 of Application No. 201620643263 Chinese utility model patent, a kind of entitled " bicycle electric speed changer
Turbine and worm is located at common reducing motor output shaft in the machine power part of worm-gear type shift cable range controlling mechanism ",
When motor is rotated, load directly acts on turbine, larger axial force is produced on turbine and worm, and turbine and worm easily weares and teares
And heating, substantially reduce the life-span of turbine and worm.And the turbine and worm of prior art is external, mechanical clearance is big, control accuracy
Difference, foreign matter easily breaks down between being easily accessible turbine and worm, it is complicated, be not easy to produce and manufacture, poor reliability.
The .7 of application number 201620147396 Chinese utility model patent, a kind of entitled " bicycle use electrical shift system
Bulk cargo is put " scattered magnet+Hall sensor is used, be present dead band in this position detection mode, it is impossible to constitute accurate
Closed-loop system, it is impossible to be accurately controlled to angle.Moreover, complicated in mechanical structure, cost is high, it is not easy to manufacture.
The content of the invention
In view of this, the utility model provides a kind of bicycle electric gearshift, to solve to make conventional transmission bicycle
It transform the problem of electrical shift bicycle and inaccurate bicycle electric gearshift gear switch as.
The utility model provides a kind of bicycle electric gearshift, including speed changer：
The speed changer is connected with mechanical execution unit, and the mechanical execution unit is connected with control unit；
Described control unit, gear information, the increase information of gear or reduction information are set for setting, and collection
The angle signal of the mechanical execution unit, according to it is described setting gear information, the increase information of gear or reduce information with
And the angle signal, control instruction is sent in real time, and the control instruction is used to drive the mechanical execution unit action；
The mechanical execution unit, for pulling the speed changer to carry out speed change.
Preferably, also have between the mechanical execution unit and the speed changer：Shift cable length of tube micromatic setting；
The shift cable length of tube micromatic setting, the initial position for adjusting the mechanical execution unit.
Preferably, described control unit includes：Triggering device, control circuit, rechargeable battery and drive circuit；
The control circuit is connected with the triggering device, the rechargeable battery and the drive circuit respectively, is used for
Send the control instruction；
The triggering device, gear information, the increase information of gear or reduction information are set for setting；
The drive circuit, for driving the mechanical execution unit action；
The rechargeable battery, for powering.
Preferably, control unit also includes：Battery protecting circuit and charging circuit and display device；
The battery protecting circuit and charging circuit, are connected with the rechargeable battery and the drive circuit respectively, use
In the Charge Management to the rechargeable battery, and protect the drive circuit；
The display device, with it is described control circuit be connected, for show current gear, instruct bicyclist gearshift gear,
Speed, the gradient and the one or more for stepping on frequency information.
Preferably, described control unit also includes：Current-limiting circuit；
The current-limiting circuit, is connected with the drive circuit, the control circuit and the mechanical execution unit respectively, uses
In giving the control circuit by current feedback, to ensure the size for controlling circuit to control the electric current.
Preferably, the mechanical execution unit includes：Angular transducer, rotating disk, the first speed change spool, speed change core and snail
Worm and gear reducing motor；
The Worm reduction motor, is connected with described control unit, the output shaft of the Worm reduction motor
Also it is connected respectively with rotating disk and the angular transducer, the rotating disk is connected with the speed change core, on the outside of the speed change core
It is socketed with the first speed change spool.
Preferably, the mechanical execution unit also includes：Angular transducer fixed mount and shift cable tube fixing device；
The angular transducer fixed mount is the right-angle structure of two flat plate splicings, a face flat board and the worm gear
Worm speed-down motor is fixedly connected, and another right-angle surface flat board has connecting hole, and the angular transducer passes through the connecting hole
It is connected with the angular transducer fixed mount；
The shift cable tube fixing device is hollow cyclic structure, and the angular transducer, the angular transducer are fixed
Frame, the rotating disk, the first speed change spool and Worm reduction motor are all located inside the shift cable tube fixing device；
There is connecting tube on the shift cable tube fixing device inner ring；The first speed change spool is located in the connecting tube
Portion.
Preferably, the edge of the rotating disk has Baltimore groove, and the speed change core is in the Baltimore groove.
Preferably, the shift cable length of tube micromatic setting includes：Second speed change spool and spool length adjustment screwed pipe；
The mechanical execution unit has the first speed change spool, and the speed changer is connected with the second speed change spool, institute
The first speed change spool and the second speed change spool is stated to connect by the spool length adjustment screwed pipe；
The spool length adjustment screwed pipe, the length for changing the first speed change spool and the second speed change spool
Degree.
Preferably, the spool length adjustment screwed pipe includes：Tubulose screw rod and tubular nut；
One end of the first speed change spool has the tubulose screw rod, and one end of the second speed change spool is with described
Tubular nut；The tubulose screw rod is connected with the tubular nut.
The utility model at least has the advantages that：
The utility model can manually or automatically be set gear information, the increase of gear or be reduced by control unit to be believed
Breath, while the angle signal of control unit also collection machinery execution unit feedback, control unit is according to gear information, the increasing of gear
Plus or reduce the angle signal of information and feedback and calculated, formation closed-loop control is accurately controlled to mechanical execution unit
System, and then mechanical execution unit pulls speed changer, realizes the speed change of speed changer.
Brief description of the drawings
By the description below with reference to accompanying drawing to the utility model embodiment, of the present utility model above-mentioned and other mesh
, feature and advantage it is apparent, in the accompanying drawings：
Fig. 1 is the theory diagram of the utility model embodiment；
Fig. 2 is the structural representation of the mechanical execution unit in the utility model embodiment Fig. 1；
Fig. 3 is another schematic diagram of structure of the mechanical execution unit in the utility model embodiment Fig. 1；
Fig. 4 is the structural representation of the shift cable length of tube micromatic setting in the utility model embodiment Fig. 1.
Embodiment
The utility model is described below based on embodiment, but what deserves to be explained is, the utility model is not limited
In these embodiments.It is detailed to describe some specific detail sections below in detailed description of the present utility model.So
And, for the part of not detailed description, those skilled in the art can also understand the utility model completely.
In addition, it should be understood by one skilled in the art that the accompanying drawing provided is simply to illustrate that of the present utility model
Objects, features and advantages, accompanying drawing is not to be actually drawn to scale.
Meanwhile, unless the context clearly requires otherwise, " comprising ", "comprising" otherwise in entire disclosure and claims etc.
Similar word should be construed to the implication included rather than exclusive or exhaustive implication；That is, being " including but not limited to "
Implication.
Fig. 1 is the theory diagram of the utility model embodiment.As shown in figure 1, including：Mechanical execution unit 1, speed change spool
Length micro-adjusting device 2, control unit 3 and speed changer 4；Mechanical execution unit 1 is micro- with control unit 3 and shift cable length of tube respectively
Device 2 is adjusted to connect, shift cable length of tube micromatic setting 2 is connected with speed changer 4.Pass through the collection machinery execution unit 1 of control unit 3
Angle signal, control machinery execution unit 1 acts, and mechanical execution unit 1 pulls speed changer 4, realizes the speed change of speed changer 4.
In Fig. 1, control unit 3 includes：Triggering device 3.1, control circuit 3.2, rechargeable battery 3.4, drive circuit 3.6
With current-limiting circuit 3.7.Control circuit 3.2 is connected with triggering device 3.1, drive circuit 3.6 and rechargeable battery 3.4 respectively, will
The control instruction for sending rotation direction and speed command is sent to drive circuit 3.6.
Further, there is battery protecting circuit and charging circuit 3.5, electricity between rechargeable battery 3.4 and drive circuit 3.6
Pond protection circuit and charging circuit 3.5 are used to charge to rechargeable battery 3.4 and protect rechargeable battery 3.4, prevent
Rechargeable battery 3.4 is overcharged, short circuit or mistake are put.
Further, control unit 3 also includes：Display device 3.3.Display device 3.3 electrically connects with control circuit 3.2
Connect, for showing current gear, instructing bicyclist's gearshift gear, speed, the gradient and the one or more for stepping on the information such as frequency, display
Device 3.3 is not limited to liquid crystal display, OLED, TFT and charactron.
In Fig. 1, mechanical execution unit 1 includes：Angular transducer 1.1, rotating disk 1.3, the first speed change spool 1.4 and worm gear snail
Bar reducing motor 1.7.The linear angular transducer of angular transducer 1.1 and logarithm angular transducer, the utility model preferentially make
Use linear angles sensor.
Further, mechanical execution unit 1 also includes：Angular transducer fixed mount 1.2 and shift cable tube fixing device 1.6,
Angular transducer fixed mount 1.2 is used for fixed angle sensor 1.1, and shift cable tube fixing device 1.6 is used to fix the first shift cable
Pipe 1.4.
In Fig. 1, rotating disk 1.3 is connected with the output shaft of Worm reduction motor 1.7, speed change core 1.51.5 and rotating disk 1.3
One end be rigidly connected, the other end of rotating disk 1.3 is connected with speed change core 1.5, and speed change core 1.5 is in the first speed change spool 1.4
It is internal.
Further, in Fig. 1, also there is shift cable length of tube micromatic setting 2 between mechanical execution unit 1 and speed changer 4,
Shift cable length of tube micromatic setting 2 includes：Second speed change spool 2.1 and spool length adjustment screwed pipe 2.4, the second speed change spool
2.1 are connected by spool length adjustment screwed pipe 2.4 with the first speed change spool 1.4.
Further, spool length adjustment screwed pipe 2.4 includes：Tubulose screw rod 2.2 and tubular nut 2.3；Tubulose screw rod 2.2
It is connected with the first speed change spool 1.4, tubular nut 2.3 is connected with the second speed change spool 2.1, tubulose screw rod 2.2 and tubular nut
2.3 connections, the second speed change spool 2.1 is linked together with the first speed change spool 1.4.
In Fig. 1, triggering device 3.1 is electrically connected with control circuit 3.2, and the plus-minus for triggering gear is converted, triggering dress
Put 3.1 can for button, knob, rocking bar, wireless remote control, Slope Transducer, velocity sensor and step on video sensor one kind or
It is several, Slope Transducer, velocity sensor and step on the effect of video sensor and be：According to the data fluid drive of these sensors,
Such as uphill gradient automatically switches to low or first gear when larger, and without artificial manual shift, the utility model is not to triggering device
3.1 type is defined；Wherein, wireless remote control can be common Digiplex or mobile phone（Bluetooth, wifi）One kind
Or it is several, the utility model is equally also without limiting.
In Fig. 1, a kind of control circuit that control circuit 3.2 can be made up of single-chip microcomputer, FPGA, CPLD or DSP, this
Utility model is not limited the control chip used in control circuit 3.2.
In Fig. 1, drive circuit 3.6 is electrically connected with control circuit 3.2, and control circuit 3.2 orders rotation direction and speed
The control instruction of order is sent to drive circuit 3.6, and drive circuit 3.6 is electrically connected with turbine and worm reducing motor 1.7, driving electricity
Road 3.6 drives Worm reduction motor 1.7 to work, and the control instruction of rotation direction and speed command can accurately control electricity
The angle that machine output shaft turns, such as uses PID control, and triggering device 3.1 sets the increase of a gear information and gear or subtracted
Few information, gear information is equivalent to set fixed angle（That is, speed command）, the increase of gear or reduction information are then
Equivalent to rotation direction is set, by controlling circuit 3.2 to allow Worm reduction motor 1.7 to track this fixation set
Angle and rotation direction.
In Fig. 1, rechargeable battery 3.4 is electrically connected with battery protecting circuit and charging circuit 3.5, battery protecting circuit and
Charging circuit 3.5 and drive circuit electrical connection 3.6, rechargeable battery 3.4 is powered for whole system；Charger can pass through simultaneously
Battery protecting circuit and charging circuit 3.5 charge for battery.
In Fig. 1, the rotary shaft of angular transducer 1.1 is fixedly connected with turbine and worm reducing motor output shaft to be integrated, angle
Degree sensor housing is fixedly connected with angular transducer fixed mount to be integrated；When turbine and worm reducing motor is rotated, turbine snail
The output shaft of bar reducing motor 1.7 drives the rotary shaft of angular transducer 1.1 to rotate.
Angular transducer output 1.1 is electrically connected with control circuit 3.2, and turbine snail is gathered by angular transducer 1.1
The angle of the top rotary table 1.3 of bar reducing motor 1.7, control circuit 3.2 is delivered to by angle value, and control circuit 3.2 calculates current shelves
Position, constitutes closed-loop control system, realizes accurate angle control.
Further, in Fig. 1, drive circuit 3.6 is electric by current-limiting circuit 3.7 and turbine and worm reducing motor 1.7
Connection；Drive circuit 3.6 is used for the current limit of drive circuit 3.6, prevents from burning because of the stall of turbine and worm reducing motor 1.7
Turbine and worm reducing motor 1.7 or drive circuit 3.6 prevent from damaging speed changer 4；Wherein, control circuit 3.2 can pass through limit
Current circuit 3.7 limits the maximum current for flowing through turbine and worm reducing motor 1.7.
Further, in Fig. 1, current-limiting circuit 3.7 is also electrically connected with control circuit 3.2, and current-limiting circuit 3.7 will flow
The current feedback for crossing turbine and worm reducing motor 1.7 gives control circuit 3.2, closed loop current control is constituted, due to flowing through turbine snail
The current value of bar reducing motor 1.7 and the output torque positive correlation of turbine and worm reducing motor 1.7, so by such mode,
Control circuit 3.2 can accurately control the max. output torque of turbine and worm motor 1.7.
Fig. 2 is the structural representation of the mechanical execution unit in the utility model embodiment Fig. 1.Fig. 3 is the utility model
Another schematic diagram of structure of mechanical execution unit in embodiment Fig. 1.As shown in Figures 2 and 3, mechanical execution unit includes：Angle
Degree sensor 1.1, angular transducer fixed mount 1.2, rotating disk 1.3, speed change spool 1.4, speed change core 1.5, speed change spool are fixed
Frame 1.6 and Worm reduction motor 1.7.
In figs. 2 and 3, turbine and worm reducing motor 1.7 is the reducing motor of finished product on the market, and turbine and worm slows down electric
Machine 1.7 is made up of direct current generator and turbine and worm reduction box, and direct current generator is the direct current generator in turbine and worm reducing motor 1.7
Part.The utility model utilizes the latching characteristics of turbine and worm reducing motor 1.7 simultaneously, can keep former shelves automatically when not shifting gears
Invariant position, current gear can be maintained without foreign current.
In figs. 2 and 3, directly using turbine and worm reducing motor 1.7, it is defeated that worm screw is located at reduction box internal direct current motor
Shaft, worm screw is directly connected with reducing motor, and worm screw is directly ratcheting with speed reduction gear box group initial stage turbine, and direct current generator is rotated
When only need the power of very little speed reduction gear box can be driven to move, load be not directly placed on turbine and worm, on worm screw only
The axial force of very little is smaller to easily loss part turbine and worm loss.
Meanwhile, between the gear of reduction box or between worm and gear, what is showed is exactly output shaft mechanical clearance, this
The mechanical execution unit of utility model has smaller mechanical clearance, it is possible to achieve more precise control；Directly using built-in whirlpool
The reducing motor 1.7 of worm and gear, mechanical structure relative closure, extraneous foreign matter is not easily accessed between turbine and worm.
In figs. 2 and 3, the rotary shaft of angular transducer 1.1 and the output shaft of turbine and worm reducing motor 1.7 be fixedly connected for
One, the housing of angular transducer 1.1 is fixedly connected with angular transducer fixed mount 1.2 to be integrated；When turbine and worm deceleration electricity
When machine 1.7 is rotated, the output shaft of turbine and worm reducing motor 1.7 drives the rotary shaft of angular transducer 1.1 to rotate.
In figs. 2 and 3, the output shaft of Worm reduction motor 1.7 is also connected with rotating disk 1.3, and worm and gear slows down electric
The output shaft of machine 1.7 is also bolted with rotating disk 1.3 to be integrated, and speed change core 1.5 is rigidly connected with rotating disk 1.3, turbine snail
During bar 1.7 output shaft rotation of reducing motor, rotating disk 1.3 is rotated with worm and gear 1.7 motor output shafts of deceleration, and rotating disk 1.3 is drawn
Dynamic speed change core 1.5 has speed change spool 1.4, speed change core 1.5 is existed along rotating disk tangential motion, the outside of speed change core 1.5
Wound on rotating disk 1.3 or discharge speed change core 1.5 to change the length relative to speed change spool 1.4 of speed change core to realize pair
The control of gear.
Further, the side band of rotating disk 1.3 is fluted, and groove is used to wind speed change core 1.5.
In figs. 2 and 3, speed change spool 1.4 is fixed as one with shift cable tube fixing device 1.6；Shift cable tube fixing device
1.6 and angular transducer fixed mount 1.2 be bolted and be integrated with Worm reduction motor 1.7.
A more step, angular transducer fixed mount 1.2 is the right-angle structure of two flat plate splicings, and a right-angle surface is put down
Plate is used to be fixedly connected with Worm reduction motor 1.7, and another right-angle surface flat board has connecting hole, angular transducer 1.1
It is connected by the connecting hole of another right-angle surface flat board with angular transducer fixed mount 1.2.
A more step, shift cable tube fixing device 1.6 is hollow circular round, and the inner side of shift cable tube fixing device 1.6 has
There are hollow connecting tube, angular transducer 1.1, angular transducer fixed mount 1.2, rotating disk 1.3, speed change spool 1.4, speed change core
1.5 and Worm reduction motor 1.7 inside shift cable tube fixing device 1.6, speed change spool 1.4 be located at shift cable tube fixing device
In the connecting tube of 1.6 inner side, speed change spool 1.4 is fixed shift cable tube fixing device 1.6.
Fig. 4 is the structural representation of the shift cable length of tube micromatic setting in the utility model embodiment Fig. 1.Such as Fig. 4 institutes
Show, shift cable length of tube micromatic setting includes：Second speed change spool 2.1 and spool length adjustment screwed pipe 2.4, the second speed change spool
2.1 are connected by spool length adjustment screwed pipe 2.4 with the first speed change spool 1.4.
Further, spool length adjustment screwed pipe 2.4 includes：Tubulose screw rod 2.2 and tubular nut 2.3；Tubulose screw rod 2.2
It is connected with the first speed change spool 1.4, tubular nut 2.3 is connected with the second speed change spool 2.1, tubulose screw rod 2.2 and tubular nut
2.3 connections, the second speed change spool 2.1 is linked together with the first speed change spool 1.4.Pass through turn tubulose screw rod 2.2 and pipe
Shape nut 2.3, the length of speed change core 1.5 can be changed by changing the distance of tubulose screw rod 2.2 and tubular nut 2.3, e.g., increase
The length of first speed change spool 1.4 and the second speed change spool 2.1, is equivalent to reduce the length of speed change core 1.5, solves
Initial position does not cause the problem of speed change is forbidden not pair.
With reference to Fig. 1~4, utility model works principle is briefly described：
Set by the triggering device 3.1 of control unit 3, and the collection machinery of control circuit 3.2 of control unit 3 is held
The angle signal of angular transducer 1.1 of row unit 1, control circuit 3.2 is by calculating gear information, the gear of triggering device 3.1
Increase or reduce the angle signal of information and angular transducer 1.1, produce rotation direction and the control instruction of speed command,
Control circuit 3.2 is acted according to the control instruction control machinery execution unit 1 of rotation direction and speed command, mechanical execution unit
1 speed changer 4, realizes the speed change of speed changer 4.Meanwhile, by shift cable length of tube micromatic setting 2, machinery can be solved and perform list
First 1 initial position does not cause the problem of speed change is forbidden not pair.
Embodiment described above is only expression embodiment of the present utility model, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the utility model the scope of the claims can not be interpreted as.It should be pointed out that to the ordinary skill people of this area
For member, without departing from the concept of the premise utility, some deformations, equal replacement can also be made, improved etc., these
Belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of bicycle electric gearshift, including speed changer（4）, it is characterised in that：
The speed changer（4）With mechanical execution unit（1）Connection, the mechanical execution unit（1）With control unit（3）Connection；
Described control unit（3）, for setting, gear information, the increase information of gear or reduction information are set, and collection
The mechanical execution unit（1）Angle signal, according to it is described setting gear information, the increase information of gear or reduce information
And the angle signal, control instruction is sent in real time, and the control instruction is used to drive the mechanical execution unit（1）It is dynamic
Make；
The mechanical execution unit（1）, for pulling the speed changer（4）Carry out speed change.
2. a kind of bicycle electric gearshift according to claim 1, it is characterised in that the mechanical execution unit（1）
With the speed changer（4）Between also have：Shift cable length of tube micromatic setting（2）；
The shift cable length of tube micromatic setting（2）, for adjusting the mechanical execution unit（1）Initial position.
3. a kind of bicycle electric gearshift according to claim 1, it is characterised in that described control unit（3）Including：
Triggering device（3.1）, control circuit（3.2）, rechargeable battery（3.4）And drive circuit（3.6）；
The control circuit（3.2）Respectively with the triggering device（3.1）, the rechargeable battery（3.4）With the driving electricity
Road（3.6）Connection, for sending the control instruction；
The triggering device（3.1）, for setting, gear information, the increase information of gear or reduction information are set；
The drive circuit（3.6）, for driving the mechanical execution unit（1）Action；
The rechargeable battery（3.4）, for powering.
4. a kind of bicycle electric gearshift according to claim 3, it is characterised in that control unit（3）Also include：Electricity
Pond protection circuit and charging circuit（3.5）And display device（3.3）；
The battery protecting circuit and charging circuit（3.5）, respectively with the rechargeable battery（3.4）With the drive circuit
（3.6）Connection, for the rechargeable battery（3.4）Charge Management, and protect the drive circuit（3.6）；
The display device（3.3）, with the control circuit（3.2）Connection, for showing current gear, instructing bicyclist to shift gears
Gear, speed, the gradient and the one or more for stepping on frequency information.
5. a kind of bicycle electric gearshift according to claim 3, it is characterised in that described control unit（3）Also wrap
Include：Current-limiting circuit（3.7）；
The current-limiting circuit（3.7）, respectively with the drive circuit（3.6）, the control circuit（3.2）Performed with the machinery
Unit（1）Connection, for giving the control circuit by current feedback（3.2）, to ensure to control circuit（3.2）Control the electric current
Size.
6. a kind of bicycle electric gearshift according to claim 1, it is characterised in that the mechanical execution unit（1）
Including：Angular transducer（1.1）, rotating disk（1.3）, the first speed change spool（1.4）, speed change core（1.5）Slow down with worm and gear
Motor（1.7）；
The Worm reduction motor（1.7）, with described control unit（3）Connection, the Worm reduction motor（1.7）
Output shaft also respectively with rotating disk（1.3）With the angular transducer（1.1）Connection, the rotating disk and the speed change core
（1.5）Connection, the speed change core（1.5）Outside is socketed with the first speed change spool（1.4）.
7. a kind of bicycle electric gearshift according to claim 6, it is characterised in that the mechanical execution unit（1）
Also include：Angular transducer fixed mount（1.2）With shift cable tube fixing device（1.6）；
The angular transducer fixed mount（1.2）For the right-angle structure of two flat plate splicings, a face flat board and the snail
Worm and gear reducing motor（1.7）It is fixedly connected, another right-angle surface flat board has connecting hole, the angular transducer（1.1）It is logical
Cross the connecting hole and the angular transducer fixed mount（1.2）Connection；
The shift cable tube fixing device（1.6）For hollow cyclic structure, the angular transducer（1.1）, the angle sensor
Device fixed mount（1.2）, the rotating disk（1.3）, the first speed change spool（1.4）And Worm reduction motor（1.7）All positions
In the shift cable tube fixing device（1.6）It is internal；
The shift cable tube fixing device（1.6）There is connecting tube on inner ring；The first speed change spool（1.4）Positioned at the connection
Inside pipe.
8. a kind of bicycle electric gearshift according to claim 6, it is characterised in that：
The rotating disk（1.3）Edge there is Baltimore groove, the speed change core（1.5）In the Baltimore groove.
9. a kind of bicycle electric gearshift according to claim 2, it is characterised in that the shift cable length of tube fine setting
Device（2）Including：Second speed change spool（2.1）With spool length adjustment screwed pipe（2.4）；
The mechanical execution unit（1）With the first speed change spool, the speed changer（4）With the second speed change spool（2.1）
Connection, the first speed change spool and the second speed change spool（2.1）Pass through the spool length adjustment screwed pipe（2.4）Even
Connect；
The spool length adjustment screwed pipe（2.4）, for changing the first speed change spool and the second speed change spool（2.1）
Length.
10. a kind of bicycle electric gearshift according to claim 9, it is characterised in that the spool length adjustment spiral shell
Pipe（2.4）Including：Tubulose screw rod（2.2）And tubular nut（2.3）；
One end of the first speed change spool has the tubulose screw rod（2.2）, the second speed change spool（2.1）One end tool
There is the tubular nut（2.3）；The tubulose screw rod（2.2）With the tubular nut（2.3）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345807.8U CN206598959U (en) | 2017-04-05 | 2017-04-05 | A kind of bicycle electric gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345807.8U CN206598959U (en) | 2017-04-05 | 2017-04-05 | A kind of bicycle electric gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206598959U true CN206598959U (en) | 2017-10-31 |
Family
ID=60145976
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720345807.8U Expired - Fee Related CN206598959U (en) | 2017-04-05 | 2017-04-05 | A kind of bicycle electric gearshift |
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| Country | Link |
|---|---|
| CN (1) | CN206598959U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443068A (en) * | 2021-07-23 | 2021-09-28 | 深圳大学 | Speed change actuating mechanism, bicycle speed changer and control method |
| CN113501075A (en) * | 2021-07-23 | 2021-10-15 | 深圳大学 | Speed change actuating mechanism, bicycle speed changer and control method |
| CN116001969A (en) * | 2022-09-23 | 2023-04-25 | 珠海蓝图运动科技股份有限公司 | Gear shifting driving mechanism and speed changer |
-
2017
- 2017-04-05 CN CN201720345807.8U patent/CN206598959U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443068A (en) * | 2021-07-23 | 2021-09-28 | 深圳大学 | Speed change actuating mechanism, bicycle speed changer and control method |
| CN113501075A (en) * | 2021-07-23 | 2021-10-15 | 深圳大学 | Speed change actuating mechanism, bicycle speed changer and control method |
| CN116001969A (en) * | 2022-09-23 | 2023-04-25 | 珠海蓝图运动科技股份有限公司 | Gear shifting driving mechanism and speed changer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171031 |