CN209634670U - A kind of electric bicycle column foot speed of torque sensing device - Google Patents
A kind of electric bicycle column foot speed of torque sensing device Download PDFInfo
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- CN209634670U CN209634670U CN201920056191.1U CN201920056191U CN209634670U CN 209634670 U CN209634670 U CN 209634670U CN 201920056191 U CN201920056191 U CN 201920056191U CN 209634670 U CN209634670 U CN 209634670U
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- column foot
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- electric bicycle
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Abstract
A kind of electric bicycle column foot speed of torque sensing device of the utility model, including column foot, column foot includes column foot main body, column foot fixing shell, column foot main body is equipped with load connection, column foot main body is equipped with torque and incudes deformation unit, torque induction deformation unit is at least arranged one for sensing the sensor of torque induction deformation unit deformation size, electric bicycle column foot speed of torque sensing device further includes dynamic assembly and static component, dynamic assembly is with column foot body rotation, static component includes primary control unit, dynamic assembly includes secondary control unit, sensor and the secondary control unit are electrically connected, wireless signal transfer is carried out between primary control unit and secondary control unit, and primary control unit is that the secondary control unit wirelessly provides electric energy.Torque sensor is integrated into the column foot of electric bicycle by the utility model, so that vehicle is assembled more convenient safety, is realized the sensing of bilateral torque and speed, structurally reasonable.
Description
Technical field
The utility model relates to electric bicycle fields, and in particular to a kind of electric bicycle column foot speed of torque induction dress
It sets.
Background technique
As people constantly propose requirements at the higher level to intelligent travel, the more and more favors for receiving people of torque sensor,
At this stage, electric bicycle torque structure mainly has axis torque, fluted disc torque, hook torque, but to vehicle factor especially generation
Factory prefers to for torque sensor being integrated into motor, can assemble then to vehicle in this way with motor lines together outlet in this way
It is more convenient, then more safe and reliable in column foot as built in by torque sensor.
Summary of the invention
The purpose of the utility model is to provide a kind of structurally reasonable electric bicycle column foot speed of torque sensing devices.
The utility model is achieved through the following technical solutions above-mentioned purpose: a kind of electric bicycle column foot speed of torque induction
Device, including the column foot with bicycle or the assembly of electric bicycle hind axle rod, the column foot includes that column foot main body and flywheel connect
The column foot fixing shell connect, the column foot main body are equipped with load connection, load connection connection bicycle or it is electronic from
The rear-wheel flower-drum or postposition hub motor of driving, the column foot main body are equipped with torque and incude deformation unit, and the torque incudes shape
Become unit and is at least arranged one for sensing the sensor of torque induction deformation unit deformation size, the electric bicycle column foot
Speed of torque sensing device further includes dynamic assembly and static component, and the dynamic assembly is with column foot body rotation, the static state
Component includes primary control unit, and the dynamic assembly includes secondary control unit, and the sensor and the secondary control are single
Member is electrically connected, and carries out wireless signal transfer, and the primary control between the primary control unit and secondary control unit
Unit is that the secondary control unit wirelessly provides electric energy.
Further, the static component includes primary signal processor, primary induction coil, the primary signal processing
Device and primary induction coil are electrically connected, and the dynamic assembly includes secondary signal processor, secondary induction coil, the secondary
Signal processor and secondary induction coil are electrically connected, and the dynamic assembly is connect with the load connection of column foot main body, described
Wireless signal transfer is carried out between primary induction coil and secondary induction coil, and the primary signal processor passes through primary sense
Coil, secondary induction coil is answered to provide electric energy for the secondary signal processor；Or the primary signal processor and secondary
Wireless signal transfer is carried out by infrared element between signal processor, and the primary signal processor passes through primary induction
Coil, secondary induction coil provide electric energy for the secondary signal processor.
Further, the column foot fixing shell and column foot main body are rolled by ball connects.
Further, the column foot main body is equipped with column foot locking support body interconnecting piece, the column foot locking support body connection
Portion is connected with column foot locking support body, and the column foot locking support body and column foot fixing shell are rolled by ball and connected, described
The bearing connecting with axis rod is provided in column foot locking support body.
Further, the column foot main body is equipped with pawl slot, and multiple ratchets are fixed in pawl slot by spring structure body.
Further, the load connection of the column foot main body is connected with dynamic assembly shell, the dynamic assembly shell
It is connected with secondary signal processor, the secondary signal processor is connected with secondary electromagnetic shield, the secondary electromagnetic shielding
Body is connected with secondary induction coil, and the dynamic assembly shell is connected with static component shell, the static component cage connection
There is primary signal processor, the primary signal processor is connected with primary electromagnetic shield, and the primary electromagnetic shield connects
It is connected to primary induction coil, the primary induction coil is correspondingly arranged with secondary induction coil.
Further, the inner ring wall of the column foot fixing shell is equipped with velocity response magnet ring, sets in the column foot main body
There is velocity response Hall, the velocity response magnet ring is correspondingly arranged with velocity response Hall.
Further, the static component cage connection has signal output line.
Further, the inner sidewall of the column foot main body is equipped with torque signals wire casing, soft PCB via hole and velocity response line
Slot, the soft PCB via hole is interior to be equipped with soft PCB.
Further, the load connection with axis rod of the column foot main body are connect by bearing.
Compared with prior art, the beneficial effect of the utility model electric bicycle column foot speed of torque sensing device is:
Torque sensor is integrated into the column foot of electric bicycle, vehicle is made to assemble more convenient safety, realize bilateral torque and
The sensing of speed has the advantages that structurally reasonable.The power supply of sensor and signal transmission be by wireless power transmission technology or
Infrared transmission has long service life, and production assembly is simple, the high advantage of signal stabilization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the configuration schematic diagram of the utility model.
Fig. 3 is the schematic cross-sectional view of the utility model.
Fig. 4 is the partial structure diagram of Fig. 1.
Fig. 5 is the partial structure diagram of Fig. 4.
Fig. 6 is the partial structure diagram of Fig. 5.
Fig. 7 is the usage state diagram of the utility model.
Fig. 8 is one of perspective view of the explosion of Fig. 7.
Fig. 9 is the two of the perspective view of the explosion of Fig. 7.
Figure label is as follows:
1- column foot fixing shell；
2- column foot main body；
3- column foot locking support body；
4- ball；
5- velocity response magnet ring；
6- pawl；
7- bearing；
8- pawl coil spring；
9- velocity response Hall；
The soft PCB of 10-；
11- torque incudes foil gauge；
12- dynamic assembly shell；
13- secondary signal processor；
14- grade electromagnetic shield；
141- primary electromagnetic shield；
15- secondary induction coil；
16- primary induction coil；
17- primary signal processor；
18- static component shell；
19- signal output line；
201- speed Hall fixing groove；
202- pawl slot；
203- torque incudes deformation unit；
204- load connection；
205- ball grooves；
206- column foot locking support body interconnecting piece；
207- torque signals wire casing；
The soft PCB via hole of 208-；
209- velocity response wire casing；
21- infrared element；
30- axis rod；
40- rear-wheel flower-drum or postposition hub motor；
50- flywheel.
Specific embodiment
Please refer to Fig. 1 to Fig. 9, a kind of electric bicycle column foot speed of torque sensing device, including with bicycle or electronic
The column foot that bicycle rear shaft rod 30 assembles, the column foot include column foot main body 2, the column foot fixing shell 1 connecting with flywheel 50,
The column foot main body is equipped with load connection 204, and the load connection 204 connects the rear-wheel flower of bicycle or electric bicycle
Bulging or postposition hub motor 40.
Column foot main body 2 is equipped with ball grooves 205, is equipped with ball 4, column foot fixing shell 1 and column foot main body 2 in ball grooves 205
It is rolled and is connected by ball 4.Column foot main body 2 is equipped with column foot locking support body interconnecting piece 206, column foot locking support body interconnecting piece
206 are connected with column foot locking support body 3, and column foot locking support body 3 and column foot fixing shell 1 pass through ball and roll connection, column foot
The bearing 7 connecting with axis rod 30 is provided in locking support body 3.Ball 4 had both played the role of circumferentially rolling, and it is solid to also function to column foot
Determine left and right limit fixed function of the shell relative to column foot main body 2.
Column foot main body 2 is equipped with pawl slot 202, and multiple ratchets 6 are fixed in pawl slot 202 by pawl coil spring 8, pawl line
It is resiliently mounted that spring 8 is used as spring structure body to play the role of, and column foot main body 2 is equipped with load connection 204, column foot fixing shell 1
Unidirectionally apply unidirectional torsion to column foot main body 2 by pawl 8, is so transmitted to the load connection of column foot main body.Column foot main body 2 is set
Moment incudes deformation unit 203, and the inner sidewall that torque incudes deformation unit 203 is equipped with torque and incudes foil gauge 11, torque sense
Answer foil gauge 11 as sensor, for sensing the size by external force twist distortion of torque induction deformation unit 203.Column foot master
Bearing 7 is equipped in the load connection 204 of body 2, bearing 7 with axis rod for connecting.
The inner ring wall of column foot fixing shell 1 is equipped with velocity response magnet ring 5, velocity response magnet ring 5 and column foot fixing shell 1
Opposing stationary, column foot main body 2 is equipped with speed Hall fixing groove 201, is equipped with velocity response Hall 9 in speed Hall fixing groove 201,
Velocity response magnet ring 5 is correspondingly arranged with velocity response Hall 9.Pass through the rotation of 9 sensed speed reaction magnetic ring 5 of velocity response Hall
Speed to incude indirectly the rotation speed of column foot fixing shell.
Electric bicycle column foot speed of torque sensing device further includes dynamic assembly and static component, and dynamic assembly is with column foot
Body rotation, static component include primary control unit, and dynamic assembly includes secondary control unit, and torque incudes 11 He of foil gauge
Velocity response Hall 9 and secondary control unit are electrically connected, and carry out wireless communication between primary control unit and secondary control unit
Number transmitting, and primary control unit is that secondary control unit wirelessly provides electric energy.
The 204 connection signal processor of load connection of column foot main body 2, signal processor is by 17 He of primary signal processor
Secondary signal processor 13 forms, and secondary signal processor 13 is fixed on the load connection 204 of column foot main body 2, primary signal
Processor 17 and column foot main body relatively rotate.
Static component includes primary signal processor 17, primary induction coil 16, and primary signal processor 17 and primary are felt
Coil 16 is answered to be electrically connected, dynamic assembly includes secondary signal processor 13, secondary induction coil 15, secondary signal processor 13
Be electrically connected with secondary induction coil 15, dynamic assembly connect with the load connection 204 of column foot main body 2, and dynamic assembly with
Column foot main body 2 rotates, and wireless signal transfer is carried out between primary induction coil 16 and secondary induction coil 15, and at primary signal
Reason device 17 is that secondary signal processor 13 provides electric energy by primary induction coil 16, secondary induction coil 15；Or primary letter
Wireless signal transfer, and primary signal processor are carried out by infrared element 21 number between processor and secondary signal processor
17 provide electric energy by primary induction coil, secondary induction coil for secondary signal processor.
The load connection 204 of column foot main body 2 is connected with dynamic assembly shell 12, and dynamic assembly shell 12 is connected with secondary
Signal processor 13, secondary signal processor 13 are connected with secondary electromagnetic shield 14, and secondary electromagnetic shield 14 is connected with secondary
Grade induction coil 15, dynamic assembly shell 12 are connected with static component shell 18, dynamic assembly shell 12 and static component shell
18 relatively rotate.Dynamic assembly shell 12 is connected with primary signal processor 17, and primary signal processor 17 is connected with primary electrical
Magnetic shield 141, primary electromagnetic shield 141 are connected with primary induction coil 16, primary induction coil 16 and secondary induction line
Circle 15 is correspondingly arranged.Primary electromagnetic shield 141 and secondary electromagnetic shield 14 are used to that primary induction coil 16 and secondary is isolated
Induction coil 15 and extraneous electromagnetic interference and the transmitting for improving coil energy.
Static component shell 18 is transmitted by signal output line 19 and external information, and static component shell 18 is fixed with outside
Structural body connection is relatively fixed, such as static component shell 18 is connect with the stator of rear-guard motor.
Velocity response Hall 9, torque induction foil gauge 11 and secondary signal processor 13 are electrically connected, by signal processing
And the information such as torque signals and speed are transferred to just by the wireless transmission method of primary induction coil and secondary induction coil
Grade signal processor 17；Or pass through the wireless of the infrared element 21 of primary signal processor 17 and secondary signal processor 13
The information such as torque signals and speed are transferred to primary signal processor 17, primary signal processor by infrared signal transmission mode
Torque, speed signal are handled well and are output to extraneous signal processor unit by signal output line 19 or wireless signal.Together
When primary signal processor give secondary signal processor to provide electric energy by primary induction coil and primary induction coil.
The inner sidewall of column foot main body 2 is equipped with torque signals wire casing 207, soft PCB via hole 208 and velocity response wire casing 209.It is soft
Soft PCB 10 is equipped in PCB via hole 208.
Working principle of the utility model is: external force applies torsion, column foot fixing shell to column foot fixing shell by flywheel
Torsion is passed to the relative rotation portion of column foot main body further through unidirectional pawl, then deformation unit is incuded by torque and is connected to load
Socket part applies torsion, and torque induction deformation unit can generate the deformation of corresponding torque magnitude, corresponding torque in this process
Induction foil gauge will sense corresponding torque magnitude, and corresponding resistance value electric signal is transmitted to secondary signal processor.Together
When velocity response Hall by velocity response magnet ring incude column foot fixing shell rotation speed and direction be transmitted at secondary signal
Manage device.Information is passed received torque signals and speed signal by induction coil or infrared element by secondary signal processor
Opposing stationary primary signal processor is delivered to passing, passes through primary induction coil in this process primary signal processor
Electric energy is provided to secondary signal processor with primary induction coil.
Torque sensor is integrated into the column foot of electric bicycle by the utility model, and vehicle is made to assemble more convenient peace
Entirely, the sensing for realizing bilateral torque and speed has the advantages that structurally reasonable.The power supply of sensor and signal transmission are to pass through
Wireless power transmission technology or infrared transmission have long service life, and production assembly is simple, the high advantage of signal stabilization.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to practical
Novel protection scope.
Claims (10)
1. a kind of electric bicycle column foot speed of torque sensing device, including assembled with bicycle or electric bicycle hind axle rod
Column foot, the column foot includes column foot main body, the column foot fixing shell connecting with flywheel, and the column foot main body is equipped with load connection
Portion, the rear-wheel flower-drum or postposition hub motor of the load connection connection bicycle or electric bicycle, it is characterised in that: institute
It states column foot main body and incudes deformation unit equipped with torque, the torque induction deformation unit is at least arranged one for sensing torque sense
Answer the sensor of deformation unit deformation size, the electric bicycle column foot speed of torque sensing device further include dynamic assembly and
Static component, for the dynamic assembly with column foot body rotation, the static component includes primary control unit, the dynamic assembly
Including secondary control unit, the sensor and the secondary control unit are electrically connected, the primary control unit and secondary
Carry out wireless signal transfer between control unit, and the primary control unit be the secondary control unit wirelessly
Electric energy is provided.
2. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the static group
Part includes primary signal processor, primary induction coil, and the primary signal processor and primary induction coil are electrically connected, institute
Stating dynamic assembly includes secondary signal processor, secondary induction coil, and the secondary signal processor and secondary induction coil are electric
Property connection, the dynamic assembly connect with the load connection of column foot main body, the primary induction coil and secondary induction coil
Between carry out wireless signal transfer, and the primary signal processor is described by primary induction coil, secondary induction coil
Secondary signal processor provides electric energy；Or pass through infrared line element between the primary signal processor and secondary signal processor
Part carries out wireless signal transfer, and the primary signal processor is described time by primary induction coil, secondary induction coil
Grade signal processor provides electric energy.
3. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot is solid
Determine shell and column foot main body and connection is rolled by ball.
4. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot master
Body is equipped with column foot locking support body interconnecting piece, and the column foot locking support body interconnecting piece is connected with column foot locking support body, described
Column foot locking support body and column foot fixing shell are rolled by ball to be connected, and is provided with and axis rod in the column foot locking support body
The bearing of connection.
5. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot master
Body is equipped with pawl slot, and multiple ratchets are fixed in pawl slot by spring structure body.
6. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot master
The load connection of body is connected with dynamic assembly shell, and the dynamic assembly cage connection has secondary signal processor, described secondary
Grade signal processor is connected with secondary electromagnetic shield, and the secondary electromagnetic shield is connected with secondary induction coil, described dynamic
State package shell is connected with static component shell, and the static component cage connection has primary signal processor, the primary letter
Number processor is connected with primary electromagnetic shield, and the primary electromagnetic shield is connected with primary induction coil, the primary sense
Coil is answered to be correspondingly arranged with secondary induction coil.
7. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot is solid
The inner ring wall for determining shell is equipped with velocity response magnet ring, is equipped with velocity response Hall, the velocity response in the column foot main body
Magnet ring is correspondingly arranged with velocity response Hall.
8. electric bicycle column foot speed of torque sensing device according to claim 6, it is characterised in that: the static group
Part cage connection has signal output line.
9. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot master
The inner sidewall of body is equipped with torque signals wire casing, soft PCB via hole and velocity response wire casing, is equipped with soft PCB in the soft PCB via hole.
10. electric bicycle column foot speed of torque sensing device according to claim 1, it is characterised in that: the column foot
The load connection of main body is connect with axis rod by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056191.1U CN209634670U (en) | 2019-01-14 | 2019-01-14 | A kind of electric bicycle column foot speed of torque sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056191.1U CN209634670U (en) | 2019-01-14 | 2019-01-14 | A kind of electric bicycle column foot speed of torque sensing device |
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| Publication Number | Publication Date |
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| CN209634670U true CN209634670U (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920056191.1U Active CN209634670U (en) | 2019-01-14 | 2019-01-14 | A kind of electric bicycle column foot speed of torque sensing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572916A (en) * | 2019-01-14 | 2019-04-05 | 昆山攀登电子科技有限公司 | A kind of electric bicycle column foot speed of torque sensing device |
| CN112660292A (en) * | 2020-12-30 | 2021-04-16 | 大川电机科技(江苏)有限公司 | Split torque acquisition device of power-assisted bicycle |
| WO2021136524A1 (en) * | 2019-12-31 | 2021-07-08 | 许源芳 | Pedaling force detection mechanism, driving device, hub device and power-assisted bicycle |
-
2019
- 2019-01-14 CN CN201920056191.1U patent/CN209634670U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572916A (en) * | 2019-01-14 | 2019-04-05 | 昆山攀登电子科技有限公司 | A kind of electric bicycle column foot speed of torque sensing device |
| WO2021136524A1 (en) * | 2019-12-31 | 2021-07-08 | 许源芳 | Pedaling force detection mechanism, driving device, hub device and power-assisted bicycle |
| CN112660292A (en) * | 2020-12-30 | 2021-04-16 | 大川电机科技(江苏)有限公司 | Split torque acquisition device of power-assisted bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215400 28 hengsi Road, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: Suzhou moteng Electronic Technology Co.,Ltd. Address before: 215300 Jianwei Auto Parts Logistics Market, 55 Chaoyang East Road, Kunshan Development Zone, Suzhou City, Jiangsu Province, 6 1705 Rooms Patentee before: KCLAMBER ELECTRIC TECHNOLOGY Corp. |
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| CP03 | Change of name, title or address |