CN207942946U - A kind of controller in electric bicycle with wheel lock function - Google Patents
A kind of controller in electric bicycle with wheel lock function Download PDFInfo
- Publication number
- CN207942946U CN207942946U CN201721864001.6U CN201721864001U CN207942946U CN 207942946 U CN207942946 U CN 207942946U CN 201721864001 U CN201721864001 U CN 201721864001U CN 207942946 U CN207942946 U CN 207942946U
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- China
- Prior art keywords
- motor
- triode
- controller
- data processor
- electric bicycle
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- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Control Of Direct Current Motors (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
The utility model discloses a kind of controller in electric bicycle with wheel lock function, the controller includes motor speed detection circuit, data processor and motor-drive circuit, the signal output end of the motor speed detection circuit is connect with the input end of analog signal of the data processor, the analog signal output of the data processor is connect with the control terminal of the motor-drive circuit, and the output end of the motor-drive circuit is connected to motor M.It need not additionally increase electric brake device on electric bicycle using controller provided herein, also any change need not be made to existing motor, the orientation sensing device that need not also install additional motor or wheel can be realized as the parked function of electric bicycle；And the circuit structure of controller is simple, can be realized by common resistance, capacitance and triode, reduce manufacturing cost.
Description
Technical field
The utility model is related to a type of controllers, more particularly, to a kind of electronic generation with wheel lock function
Walk vehicle controller.
Background technology
With the aggravation of social senilization and the rapid development of technology, the trip tool of more convenient environment friendly is selected to become
People new demands.Electric bicycle using high tech composite materials make car body, advantage have shock resistance, it is corrosion-resistant, have
The advantages that toughness, not cracky, long lifespan.Mainly adapt to the demand of advanced age population and environmentally protective trend, it has also become one
New industry.
The most commonly used power plant of electric bicycle is brush direct current motor at present, and brush direct current motor is at low cost, low
Fast driving moment is big, is very suitable for electric bicycle use.But the electric bicycle control of current mating brush direct current motor
Device is when realizing electric vehicle brake function, it is necessary to electric brake device is installed, when electric walk instead vehicle motor stops rotating, and electronic generation
The controller control electric brake device walked in vehicle is opened, and the wheel or motor of electric bicycle are locked, realize electric walk instead
The parking function of vehicle.Although the technology realizes parking function, but due to itself existing defect, and needs additional mating
Equipment increases manufacturing cost, and prodigious constraint is received in promoting the use of.
Therefore existing electric bicycle has the following problems；
1) controller in electric bicycle driving brush direct current motor must on motor mating electric brake device, otherwise can not
Realize that automatic parking function, electric bicycle easily slide car slipping；
2) there is abrasion and failure after the use of electric brake piece long-time；
3) electric brake device is of high cost, increases manufacturing cost.
Utility model content
In the presence of solving the problems, such as existing electric bicycle, the purpose of this utility model is to provide one kind to be not necessarily to
The controller in electric bicycle with wheel lock function of electric bicycle parking function can be realized in electric brake device.
The purpose of this utility model is to realize that the controller includes motor speed by a kind of electric vehicle controller of riding instead of walk
Detection circuit, data processor and motor-drive circuit, signal output end and the data of the motor speed detection circuit
The input end of analog signal of processor connects, pwm signal output end and the motor-drive circuit of the data processor
Control terminal connects, and the output end of the motor-drive circuit is connected to motor M.
When electric bicycle needs parking, which detects that motor is contorted by motor speed detection circuit
State, and will be after the rotation status information input to data processor that detected.Data processor output pwm signal controls motor and drives
Dynamic circuit work, is finally exported the voltage opposite with direction of motor rotation at this time, in the work of motor-field by motor-drive circuit
Reversed Ampere force is generated with lower, leaves the motor off rotation.Realize without install electric brake device can parking function.
Specifically, the motor speed detection circuit includes diode D, capacitance C and resistance R1, the moon of the diode D
Pole is connected to motor lines, and anode is connected to the input end of analog signal of the data processor；The anode of the diode D is also logical
Capacitance C ground connection is crossed, the resistance R1 is connected between the anode and power supply VCC of the capacitance D.
Specifically, the motor-drive circuit includes triode Q1~Q4 and resistance R2, the drain electrode of the triode Q1 with
The drain electrode of the triode Q3 is respectively connected to power supply VCC, and the source electrode of the source electrode of the triode Q2 and the triode Q4 are logical
The resistance R2 ground connection is crossed, the source electrode of the triode Q1 is connected with the drain electrode of the triode Q2, as output connection all the way
To the anode of motor, the source electrode of the triode Q3 is connected with the drain electrode of the triode Q4, is connected to as another way output
The cathode of motor；The grid of the grid of the triode Q1 and the triode Q2 are connected to a PWM hair in data processor
On two pins of raw device, the grid of the grid of the triode Q3 and the triode Q4 is connected to another in data processor
On two pins of a PWM generator；One end that the resistance R2 is connected with the source electrode of the triode Q2 also with the number
It is connected according to the input end of analog signal of processor.
Specifically, the triode Q1~Q4 manages for enhanced MOSFET.
Specifically, the data processor is ARM microcontrollers.
The utility model has the beneficial effects that：It need not be additionally in electric bicycle using controller provided herein
Upper increase electric brake device also need not make any change to existing motor, need not also install additional motor or wheel
Orientation sensing device can be realized as the parked function of electric bicycle；And the circuit structure of controller is simple, by common electricity
Resistance, capacitance and triode can be realized, manufacturing cost is reduced.
Controller provided herein is mainly used for the electric bicycle of the brush direct current motor without electronic brake block
On.
Description of the drawings
Fig. 1 is the functional block diagram of the controller recorded in the utility model；
Fig. 2 is the circuit diagram of the motor speed detection circuit recorded in the utility model；
Fig. 3 is the circuit diagram of the motor-drive circuit recorded in the utility model.
Specific implementation mode
The utility model technical solution claimed is described in further detail in conjunction with attached drawing herein.
Referring to Fig.1, the application needs additionally to increase electricity to solve existing electric bicycle when realizing parked function
The problem of moving the ancillary equipments such as brake, alignment sensor, manufacturing cost is caused to increase, used technical solution is a kind of tool
There is the controller in electric bicycle of wheel lock function, which includes for detecting motor when electric bicycle needs parked
The motor speed detection circuit of rotating speed is used for the data processor of data processing, and the motor drive for controlling motor rotation
Dynamic circuit, the signal output end of motor speed detection circuit and the input end of analog signal of data processor connect, data processing
The pwm signal output end of device and the control terminal of motor-drive circuit connect, and the output end of motor-drive circuit is connected to motor M.
Wherein, existing any type circuit structure may be used in motor speed detection circuit, and the application provides one herein
Kind motor speed detection circuit simple in structure.As shown in Fig. 2, the circuit includes diode D, capacitance C and resistance R1, diode
The cathode of D is connected to motor lines, and anode is connected to the input end of analog signal of data processor；The anode of diode D also passes through
Capacitance C ground connection, resistance R1 are connected between the anode of capacitance D and power supply VCC.When motor rotates, the simulation of data processor
Input port can detect the variation of motor both end voltage, and motor rotation speed is realized by the situation of change of voltage
Detection judges.
In addition, data processor can also use any a microcontroller with data processing function, the application is herein
What is used is then ARM microcontrollers.
In the present embodiment, motor-drive circuit circuit structure as shown in figure 3, that includes triode Q1~Q4 and
The drain electrode of resistance R2, triode Q1 are respectively connected to power supply VCC, the source electrode and triode of triode Q2 with the drain electrode of triode Q3
The source electrode of Q4 is grounded by resistance R2, and the source electrode of triode Q1 is connected with the drain electrode of triode Q2, is connected to as output all the way
The source electrode of the anode of motor, triode Q3 is connected with the drain electrode of triode Q4, and the cathode of motor is connected to as another way output；
The grid of triode Q1 and the grid of triode Q2 are connected on two pins of a PWM generator in data processor, and three
The grid of pole pipe Q3 and the grid of triode Q4 are connected on two pins of another PWM generator in data processor；Electricity
One end that resistance R2 is connected with the source electrode of triode Q2 is also connect with the input end of analog signal of data processor.
The motor-drive circuit erects H-type bridge by four triodes, is carried out by four triodes of data processor pair
PWM switch controls, to realize that the positive and negative rotation to motor controls.When motor rotates forward, data processor controlled triode Q1 and three
Pole pipe Q4 conductings, electric current flow to motor by triode Q1 by power supply VCC, flow to resistance R2 using triode Q4, finally flow
To ground GND.When motor reversal, data processor controlled triode Q3 and triode Q2 conductings, electric current pass through three poles by power supply VCC
Pipe Q3 flows to motor, and resistance R2 is flowed to using triode Q2, eventually flows into ground GND.By controlling PWM duty cycle, can control
The speed of motor rotation processed.The electric current for flowing through R2 generates certain voltage on R2, and data processor can obtain the mould of the voltage
Quasi- signal, is calculated the size of current for flowing through motor.
Triode Q1~Q4 in motor-drive circuit can be transistor, can also be field-effect tube, both can be with
It is enhanced to be that depletion type can also be.It is then enhanced MOSFET pipes used by present embodiment.
Motor M recorded in the application is brush direct current motor.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The modification or equivalent replacement that the technical solution of the utility model is made, without departing from the spirit of the technical solution of the utility model
And range, it is encompassed by the right of the utility model.
Claims (7)
1. a kind of controller in electric bicycle with wheel lock function, it is characterised in that：The controller includes motor speed
Detection circuit, data processor and motor-drive circuit, signal output end and the data of the motor speed detection circuit
The input end of analog signal of processor connects, pwm signal output end and the motor-drive circuit of the data processor
Control terminal connects, and the output end of the motor-drive circuit is connected to motor M.
2. a kind of controller in electric bicycle with wheel lock function according to claim 1, it is characterised in that：Institute
It includes diode D, capacitance C and resistance R1 to state motor speed detection circuit, and the cathode of the diode D is connected to motor lines, sun
Pole is connected to the input end of analog signal of the data processor；The anode of the diode D is also grounded by capacitance C, described
Resistance R1 is connected between the anode and power supply VCC of the capacitance D.
3. a kind of controller in electric bicycle with wheel lock function according to claim 1 or 2, feature exist
In：The motor-drive circuit includes triode Q1~Q4 and resistance R2, the drain electrode of the triode Q1 and the triode Q3
Drain electrode be respectively connected to power supply VCC, the source electrode of the source electrode of the triode Q2 and the triode Q4 pass through the resistance R2
Ground connection, the source electrode of the triode Q1 are connected with the drain electrode of the triode Q2, and the anode of motor is connected to as output all the way,
The source electrode of the triode Q3 is connected with the drain electrode of the triode Q4, and the cathode of motor is connected to as another way output；Institute
The grid of the grid and the triode Q2 of stating triode Q1 is connected to two pins of a PWM generator in data processor
On, the grid of the grid of the triode Q3 and the triode Q4 are connected to another PWM generator in data processor
On two pins；Simulation of the one end that the resistance R2 is connected with the source electrode of the triode Q2 also with the data processor
Signal input part connects.
4. a kind of controller in electric bicycle with wheel lock function according to claim 3, it is characterised in that：Institute
Triode Q1~Q4 is stated to manage for enhanced MOSFET.
5. a kind of controller in electric bicycle with wheel lock function according to claim 1 or 2, feature exist
In：The data processor is ARM microcontrollers.
6. a kind of controller in electric bicycle with wheel lock function according to claim 3, it is characterised in that：Institute
It is ARM microcontrollers to state data processor.
7. a kind of controller in electric bicycle with wheel lock function according to claim 4, it is characterised in that：Institute
It is ARM microcontrollers to state data processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864001.6U CN207942946U (en) | 2017-12-27 | 2017-12-27 | A kind of controller in electric bicycle with wheel lock function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864001.6U CN207942946U (en) | 2017-12-27 | 2017-12-27 | A kind of controller in electric bicycle with wheel lock function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207942946U true CN207942946U (en) | 2018-10-09 |
Family
ID=63700698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721864001.6U Expired - Fee Related CN207942946U (en) | 2017-12-27 | 2017-12-27 | A kind of controller in electric bicycle with wheel lock function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207942946U (en) |
-
2017
- 2017-12-27 CN CN201721864001.6U patent/CN207942946U/en not_active Expired - Fee Related
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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: 20181009 Termination date: 20211227 |