CN202911903U - Intelligent power-assisted controller for electric bicycle - Google Patents
Intelligent power-assisted controller for electric bicycle Download PDFInfo
- Publication number
- CN202911903U CN202911903U CN 201220449379 CN201220449379U CN202911903U CN 202911903 U CN202911903 U CN 202911903U CN 201220449379 CN201220449379 CN 201220449379 CN 201220449379 U CN201220449379 U CN 201220449379U CN 202911903 U CN202911903 U CN 202911903U
- Authority
- CN
- China
- Prior art keywords
- central control
- module
- control module
- power
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses an intelligent power-assisted controller for an electric bicycle. The controller comprises a signal processing and central control module, an assisting power signal acquisition module and a motor drive module. The assisting power signal acquisition module comprises a torque sensor and a speed sensor which are connected with the signal processing and central control module; and the motor drive module comprises a pulse-width modulation (PWM) drive circuit connected with the signal processing and central control module and a direct-current motor which is connected with the PWM drive circuit. According to the intelligent power-assisted controller, a user and a motor are combined to drive the bicycle to operate, and appropriate electric power is provided automatically according to riding stepping force of the user and changes of road condition resistance, so that the battery consumption is saved, increasing of the driving mileage is facilitated, and the amusement and the utilization property are improved greatly with the participation of man power.
Description
Technical field
The utility model relates to a kind of controller, specifically the Electrical Bicycle assist controller.
Background technology
As everyone knows, Electrical Bicycle is in the China's Mainland, and its prevailing model is all-electric type of drive, and major cause is at continental market, Electrical Bicycle is not the leisure product, but walking-replacing tool, the user spends 1,000 yuan to buy outdoor household electrical appliances, if want manpower to scrunch, the customer feels not worth, all-electric pattern, handgrip one is turned round namely, the save trouble and labor.And in the international market, the America and Europe requires foot-operated startup the, pin to stop outage, does not have the Electrical Bicycle of handle.The Japanese market more needs the Electrical Bicycle of accurate ratio power-assisted.
At present, also there are problems in China's Electrical Bicycle on intelligent force aid system and controller's design, can't satisfy external technical standard, becomes China's product obstacle of going abroad and the bottleneck that restricts China's Electrical Bicycle industry international development.
China's Electric Bicycle Driver adopts the debugging of electronic type, stepless frequency conversion pulsewidth more, and this mode level of intelligence is lower, and the effect of riding also undercurrent is smooth; And the in fact just control of speed switch type or simple control based on speed of the intelligent controller that the Electrical Bicycle of China's export European ﹠ American Market proposes, former handle cancellation, at middle shaft part packing one Hall element and magnet steel disk, reaching the certain speed motor just begins to start, controlled with regard to all-electric after starting, therefore it there is no accurate ratio one and says, rides and feels also relatively poor.
Summary of the invention
The utility model purpose: be the deficiency that exists for prior art, provide a kind of can according to the people by bike the variation of the size of pedal force and road conditions resistance the bicycle intelligence assist controller of suitable electric boosted energy is provided automatically.
Technical scheme: for achieving the above object, the utility model provides a kind of Electrical Bicycle intelligence assist controller, comprises signal processing and Central Control Module, power-assisted signal acquisition module, motor drive module; Described power-assisted signal acquisition module comprises with signal processes torque sensor and the speed sensor that joins with Central Control Module; Described motor drive module comprises with signal processes the PWM driving circuit that joins with Central Control Module and the DC machine of joining with the PWM driving circuit.
Described torque sensor is measured the real-time moment of torsion that the manpower pin is stepped on, speed sensor is measured real-time speed, moment of torsion and real-time speed are delivered to signal processing and Central Control Module in real time, calculate manpower pedal power P 1 by the signal processing with Central Control Module, synchronous signal is processed the PWM driving circuit of controlling in the motor drive module with Central Control Module and is produced the PWM waveform, control DC machine by the PWM waveform and export corresponding power P 2, and require power-assisted ratio α (α=(P2-P1)/P2)≤1.The utility model has been realized the man-machine bicycle of making a concerted effort to drive by such scheme, the rider can provide suitable electric boosted ability automatically according to size and the road conditions of by bike pedal force, saved the spending of battery, prolonged the mileage of battery continuation of the journey, while comfort level by bike improves greatly.
Also comprise security protection module in the utility model, security protection module comprises with signal processes under-voltage protection module and/or the overcurrent protection module of joining with Central Control Module.Described under-voltage protection module compares by the under-voltage protection value that gathers real time operation magnitude of voltage and setting, if operating voltage is lower than the under-voltage protection value of setting, draws together the signal processing and makes it to quit work with Central Control Module cut-out DC machine.Described overload protection module compares by the overcurrent protection value that gathers real time operation electric current and setting, if working current is higher than the overcurrent protection value of setting, the signal processing can be cut off DC machine with Central Control Module to be made it to quit work.
Torque sensor is comprised of two strain bridges in the utility model, is installed on the axis of DC machine, and chain pulling rear axle makes rear axle generation deformation when the people steps on stretcher, measures the deformation size and is converted into corresponding voltage signal by strain-gauge.
Speed sensor described in the utility model is that at the driving chain wheel of DC machine a transmitting ratio to be installed be 5 power wheel, settles 4 magnet steel at power wheel, whenever steps on a circle, and Hall element produces 20 impulse singlas.
Can also set warning device in the utility model, when under-voltage or current overload occur, draw together signal and process and Central Control Module startup warning device, inform that by warning the user is dangerous.
Beneficial effect: the utlity model has following advantage:
1, the utility model can be realized the man-machine bicycle operation of making a concerted effort to drive, according to the people by bike the size of pedal force and the variation of road conditions resistance suitable electric boosted energy is provided automatically, the expense of having saved battery is conducive to prolong course continuation mileage;
2, the utility model adds the common participation of manpower, thereby is significantly improved at nature of leisure and comfort;
3, can also realize the functions such as under-voltage protection, power supply short circuit, voltage overload protection, cruise in order to improve safety performance in the utility model.
Description of drawings
Fig. 1 is the utility model structured flowchart.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, present embodiment is implemented under take technical solutions of the utility model as prerequisite, should understand these embodiment and only be used for explanation the utility model and be not used in restriction scope of the present utility model.
A kind of Electrical Bicycle intelligence assist controller as shown in Figure 1 comprises signal processing and Central Control Module, power-assisted signal acquisition module, motor drive module, security protection module;
Wherein the power-assisted signal acquisition module comprises torque sensor and speed sensor, and motor drive module comprises DC machine and PWM driving circuit, and security protection module comprises under-voltage protection module, overcurrent protection module and warning device.
The relation of above-mentioned each parts is as follows:
Power-assisted signal acquisition module, motor drive module are processed with signal respectively and are linked to each other with Central Control Module; Torque sensor in the power-assisted signal acquisition module is measured the real-time moment of torsion that the manpower pin is stepped on, speed sensor is measured real-time speed, moment of torsion and real-time speed are delivered to signal processing and Central Control Module in real time, calculate manpower pedal power P 1 by the signal processing with Central Control Module, synchronous signal is processed the PWM driving circuit of controlling in the motor drive module with Central Control Module and is produced the PWM waveform, control DC machine by the PWM waveform and export corresponding power P 2, and require power-assisted ratio α (α=(P2-P1)/P2)≤1; Can realize Electrical Bicycle according to the people by bike the variation of the size of pedal force and road conditions resistance the purpose of suitable electric boosted energy is provided automatically.
The under-voltage protection module compares by the real time operation magnitude of voltage of collection Electrical Bicycle and the under-voltage protection value of setting, if operating voltage is lower than the under-voltage protection value of setting, signal is processed with Central Control Module cut-out DC machine and made it to quit work; The overcurrent protection module compares by the overcurrent protection value that gathers real time operation electric current and setting, if working current is higher than the overcurrent protection value of setting, the signal processing is cut off DC machine with Central Control Module and made it to quit work; When under-voltage or current overload occured, signal was processed with Central Control Module and is started warning device, informs that by warning the user is dangerous, is convenient to the user and makes corresponding prevention work.
Torque sensor is comprised of two strain bridges, be installed on the axis of DC machine, chain pulling rear axle when the people steps on stretcher, make rear axle generation deformation, measure the deformation size and be converted into corresponding voltage signal by strain-gauge, mode by machinery is converted to the variation of displacement with the variation of moment, and recycling current vortex sensing measurement principle is converted into the voltage signal that is directly proportional with it with the variation of displacement and passes to signal and process and Central Control Module;
Speed sensor is that at the driving chain wheel of DC machine a transmitting ratio to be installed be 5 power wheel, settle 4 magnet steel at power wheel, whenever step on a circle, Hall element produces 20 impulse singlas, the impulse singla that Hall element is collected is connected to signal and processes and the counting machine of Central Control Module/timer mouth, and the method for taking regularly to survey pulse is measured the speed that pin is stepped on.
The utility model can also arrange the constant speed of cruising and detect, and need can determine whether cruise, and such as the need cruise, signal is processed and Central Control Module is exported corresponding pwm control signal according to present speed by drawing together, thereby realizes cruise.
Claims (4)
1. an Electrical Bicycle intelligence assist controller is characterized in that: comprise signal processing and Central Control Module, power-assisted signal acquisition module, motor drive module; Described power-assisted signal acquisition module comprises with signal processes torque sensor and the speed sensor that joins with Central Control Module; Described motor drive module comprises with signal processes the PWM driving circuit that joins with Central Control Module and the DC machine of joining with the PWM driving circuit.
2. described Electrical Bicycle intelligence assist controller according to claim 1 is characterized in that: comprising also that security protection module, security protection module comprise with signal processes under-voltage protection module and/or the overcurrent protection module of joining with Central Control Module.
3. described Electrical Bicycle intelligence assist controller according to claim 1, it is characterized in that: described torque sensor is comprised of two strain bridges, be installed on the axis of DC machine, chain pulling rear axle when the people steps on stretcher, make rear axle generation deformation, measure the deformation size and be converted into corresponding voltage signal by strain-gauge.
4. described Electrical Bicycle intelligence assist controller according to claim 1, it is characterized in that: described speed sensor is that at the driving chain wheel of DC machine a transmitting ratio to be installed be 5 power wheel, settle 4 magnet steel at power wheel, whenever step on a circle, Hall element produces a plurality of impulse singlas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449379 CN202911903U (en) | 2012-09-05 | 2012-09-05 | Intelligent power-assisted controller for electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449379 CN202911903U (en) | 2012-09-05 | 2012-09-05 | Intelligent power-assisted controller for electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202911903U true CN202911903U (en) | 2013-05-01 |
Family
ID=48160235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220449379 Expired - Fee Related CN202911903U (en) | 2012-09-05 | 2012-09-05 | Intelligent power-assisted controller for electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202911903U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102826160A (en) * | 2012-09-05 | 2012-12-19 | 苏州科易特自动化科技有限公司 | Intelligent power-assisted controller of electric bicycle |
| CN104648592A (en) * | 2015-02-04 | 2015-05-27 | 浙江弗瑞登运动用品有限公司 | STM32 processor-based electric skateboard control system |
| CN105836007A (en) * | 2016-03-10 | 2016-08-10 | 江门市蔚博科技有限公司 | Multifunctional power-assisted scooter |
| CN109153427A (en) * | 2016-05-30 | 2019-01-04 | 罗伯特·博世有限公司 | The control method and equipment controlled for the motor for electric bicycle |
| WO2019042373A1 (en) * | 2017-08-31 | 2019-03-07 | 北京轻客智能科技有限责任公司 | Control method and system for power-assisted vehicle |
| CN112249214A (en) * | 2020-11-19 | 2021-01-22 | 深圳市金宝冠科技有限公司 | Intelligent power-assisted hub of bicycle and control method |
-
2012
- 2012-09-05 CN CN 201220449379 patent/CN202911903U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102826160A (en) * | 2012-09-05 | 2012-12-19 | 苏州科易特自动化科技有限公司 | Intelligent power-assisted controller of electric bicycle |
| CN104648592A (en) * | 2015-02-04 | 2015-05-27 | 浙江弗瑞登运动用品有限公司 | STM32 processor-based electric skateboard control system |
| CN105836007A (en) * | 2016-03-10 | 2016-08-10 | 江门市蔚博科技有限公司 | Multifunctional power-assisted scooter |
| CN109153427A (en) * | 2016-05-30 | 2019-01-04 | 罗伯特·博世有限公司 | The control method and equipment controlled for the motor for electric bicycle |
| CN109153427B (en) * | 2016-05-30 | 2020-09-08 | 罗伯特·博世有限公司 | Control method and apparatus for controlling motor of electric bicycle |
| US11097806B2 (en) | 2016-05-30 | 2021-08-24 | Robert Bosch Gmbh | Control method and devices for controlling the electric motor of an electric bicycle |
| WO2019042373A1 (en) * | 2017-08-31 | 2019-03-07 | 北京轻客智能科技有限责任公司 | Control method and system for power-assisted vehicle |
| CN112249214A (en) * | 2020-11-19 | 2021-01-22 | 深圳市金宝冠科技有限公司 | Intelligent power-assisted hub of bicycle and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102826160A (en) | Intelligent power-assisted controller of electric bicycle | |
| CN202911903U (en) | Intelligent power-assisted controller for electric bicycle | |
| CN103129689B (en) | Hilly-area electric power bicycle and method of electric power thereof | |
| CN108045268A (en) | Pure electric automobile energy reclaiming method and system | |
| CN201338543Y (en) | Novel electric bicycle controller | |
| CN204340934U (en) | A kind of new-energy automobile entire car controller | |
| CN105836007A (en) | Multifunctional power-assisted scooter | |
| CN102969952B (en) | Based on control method of electric bicycle and the system of pulse-width modulation | |
| CN201296185Y (en) | Power-assistant motor controlling device of electric power-assistant bicycle | |
| CN201484607U (en) | Electric vehicle for preventing misadjusting speed of aerodyne | |
| CN202935515U (en) | Safety starting device of electric bicycle | |
| CN111959670A (en) | Energy-saving power-assisted detection, analysis and management system for electric bicycle motor | |
| CN101559818A (en) | Control technology for electric motor car with nature boost function | |
| WO2023168869A1 (en) | Changeable intelligent control system for two-wheeled vehicle based on internet of things | |
| CN203372349U (en) | Moment center sensing control system based on wireless vehicle networking | |
| CN201065078Y (en) | Electric vehicle controller with automatic gear change function | |
| CN2335880Y (en) | Mixed controlled light motor-driven cycle | |
| CN204641428U (en) | For the Intelligent brushless motor controller of battery-driven car | |
| CN204279853U (en) | A kind of motor-driven control device of bicycle | |
| CN100333965C (en) | Speed controlled proportional assisted electric bicycle control system | |
| CN202656872U (en) | Device for limiting speed of electric vehicle | |
| CN202656848U (en) | Central driving and control integrated device of pure electric automobile | |
| CN201559760U (en) | Multifunctional speed-regulating rolling handle | |
| CN202529108U (en) | Power assisting control device for electric vehicle | |
| CN206908537U (en) | A kind of vehicle electric machine controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20130905 |