CN201068110Y - Controller for electric vehicle - Google Patents
Controller for electric vehicle Download PDFInfo
- Publication number
- CN201068110Y CN201068110Y CNU2007200960143U CN200720096014U CN201068110Y CN 201068110 Y CN201068110 Y CN 201068110Y CN U2007200960143 U CNU2007200960143 U CN U2007200960143U CN 200720096014 U CN200720096014 U CN 200720096014U CN 201068110 Y CN201068110 Y CN 201068110Y
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- microprocessor
- controller
- signal
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- motor
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model relates to a controller of an electric motor car, which is composed of a rear controller installed on a vehicle body and a front controller installed in a vehicle head; wherein, the rear controller comprises a power supply circuit, a microprocessor 1 and a motor controlling chip, the microprocessor 1 is connected with the motor controlling chip through a private port, and connected with a boosting signal through an input port, and the controlling port of the motor controlling chip is connected with the motor; the front controller comprises a microprocessor 2 and a status display instrument, the communication port of the microprocessor 1 is connected with the communication port of the microprocessor 2 through a pair of serial communication lines. The utility model performs signal transmission between the rear controller and the front controller through the serial communication lines in a serial communication way, the reliability of the signal transmission is ensured, the security and the stability of driving is improved; simultaneously, the material cost is reduced, the production process is simplified and the production efficiency is enhanced.
Description
Technical field
The utility model is to belong to motor control assembly, especially a kind of controller for electric vehicle.
Background technology
Battery-driven car is light, quick with it, environmental protection, advantage such as energy-conservation, cheap and enjoy customer's favor, and the battery-driven car of various styles also brings the scenery of one beauty to city traffic.Battery-driven car generally adopts powered battery and the task such as controller on the battery-driven car is finished the travelling of battery-driven car, braked, demonstration by being installed in.Existing controller is the integral electric vehicle controller, no matter it is installed on the vehicle body also is mounted on the headstock, control signal on the battery-driven car, be distributed on headstock and the vehicle body as handle signal, brake signal, state shows signal, indicator lamp signal, audible warning, motor status signal, fixed speed signal, stall signal, power-assisted signal, battery status signal etc., the transmission between above-mentioned signal and the controller must be transmitted signal wherein by the wire harness that many signal transmssion lines are formed.The problem that this integral type controller exists is: (1) signal transmssion line quantity is many, distance is easy to cause transmission signals to be subjected to interfering with each other between extraneous interference or the signal wire (SW), influence the accuracy of controller, cause the potential safety hazard of driving or itself damaging equipment to signal detection and control; (2) signal transmssion line quantity too much makes and the raising of material cost causes the complicated of production technology simultaneously, reduces production efficiency; (3) owing between headstock and vehicle body, need to install a lot of signal transmssion lines, influenced the aesthetic feeling of battery-driven car.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides that a kind of signal transmssion line quantity is few, the signal antijamming capability is strong, the split type controller for electric vehicle of lower cost for material.
The utility model is achieved through the following technical solutions:
A kind of controller for electric vehicle is characterized in that: constitutes by the preceding controller that is installed in the back controller on the vehicle body and be installed in the headstock, wherein:
(1). the back controller comprises power circuit, microprocessor 1, motor control chip, the input end of this power circuit is connected with battery, its mouth is connected to the power input of microprocessor 1, this microprocessor 1 is connected with motor control chip by private port, be connected with the power-assisted signal by input port, the control port of this motor control chip is connected with motor;
(2). preceding controller comprises microprocessor 2, state display instrument, the power input of this microprocessor 2 is connected with the mouth of power circuit, this microprocessor 2 is connected with the state display instrument by special purpose interface, is connected with handle signal, fixed speed signal, brake signal respectively by input port;
(3). the PORT COM of back control circuit microprocessor 1 is connected by a pair of serial communication line with the PORT COM of preceding controller microprocessor 2.
And described microprocessor 1 is connected with stoplight stop lamp, tailstock left steering lamp, tailstock right steering lamp respectively by output port.
And described microprocessor 2 is connected with headstock left steering lamp, headstock right steering lamp, country beam, passing light, loudspeaker respectively by output port.
And described microprocessor 1 is the HT46RU22 singlechip chip, and microprocessor 2 is the HT46RU25 singlechip chip, and motor control chip is the brushless motor special control chip of MC33035.
Advantage of the present utility model and good effect are:
1. this controller is made of the preceding controller that is installed in the back controller on the vehicle body and be installed in the headstock, former and later two controllers only need a pair of serial communication line to be connected with power lead, all signals that need transmit all transmit between back controller and preceding controller with serial communication mode by the serial communication line, owing to adopt the form of data check during serial communication, therefore guaranteed the reliability of signal transmission, improved traveling security and stability, avoided the infringement of signal interference simultaneously equipment.
2. this controller has reduced the quantity of signal transmssion line, has reduced material cost, has simplified production technology, has improved production efficiency effectively.
3. the utility model has reduced the quantity of signal transmssion line, has reduced the quantity of institute's cloth signal transmssion line on the vehicle body, helps designing producing battery-driven car more attractive in appearance.
Description of drawings
Fig. 1 is a control circuit functional block diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further described:
As shown in Figure 1, this controller for electric vehicle constitutes by being installed in back controller on the vehicle body (as the back vehicle frame) and the preceding controller that is installed in the headstock.The used power supply of battery-driven car is generally the battery of 36V or 48V, this battery is the motor power supply on the one hand, need to be the controller for electric vehicle power supply on the other hand, power circuit of controller for electric vehicle needs is with 36V or 48V is converted to 5V or 12V voltage could use, present embodiment is that power circuit is placed in the controller of back, the input end of this power circuit is connected with 36V or 48V power supply, and its mouth is the controller for electric vehicle power supply.Structure to back controller and preceding controller describes respectively below:
Back controller comprises power circuit, microprocessor 1, motor control chip, and the input end of this power circuit is connected with battery, and the power input that its mouth is connected to microprocessor 1 is microprocessor 1 power supply.What this microprocessor 1 adopted is the HT46RU22 singlechip chip, microprocessor 1 is connected with motor control chip by private port, this motor control chip has adopted brushless motor special control chip MC33035, the control port of this motor control chip is connected with motor, and microprocessor cooperates with motor control chip and reads motor status and to the control of motor.Microprocessor 1 is connected with the power-assisted signal by an input port, this power-assisted signal is to carry out the collection of assistant's signal by a Hall element, microprocessor 1 is connected with stoplight stop lamp, tailstock left steering lamp, tailstock right steering lamp respectively by output port, control opening and closing of above-mentioned indicator lamp, the PORT COM of microprocessor 1 is connected by a pair of serial communication line with the PORT COM of microprocessor 2, and all signals that need transmit all transmit between back controller and preceding controller with serial communication mode by the serial communication line.
Preceding controller comprises microprocessor 2, state display instrument, the power input of microprocessor 2 is connected by power lead with the mouth of power circuit, this microprocessor 2 has adopted the HT46RU25 singlechip chip, microprocessor 2 is connected with the state display instrument by special purpose interface, and this state display instrument can be used for showing moving velocity, battery electric quantity, stall and the information such as under-voltage of battery-driven car.By input port respectively with the handle signal, fixed speed signal, brake signal is connected, be used to detect above-mentioned signal and above-mentioned signal is transferred to microprocessor 1, carry out control corresponding by microprocessor 1, the input port of microprocessor 1 also connects respectively and comprises the left steering modulating signal, the right steering modulating signal, the indicator lamp signal of passing light signal and country beam signal and audible warning (not shown), microprocessor 2 by output port respectively with headstock left steering lamp, headstock right steering lamp, country beam, passing light, loudspeaker are connected, and control opening and closing of above-mentioned signal lamp and loudspeaker.
The principle of work of controller for electric vehicle is: microprocessor 1 and the microprocessor 2 in the preceding controller in the controller of back are gathered the signal that inserts respectively, carry out the transmission of signal by the connection between microprocessor 1 and the microprocessor 2 then, all signals that need transmit transmit with serial communication mode, and the form that adopts data check during communication is to guarantee the accuracy of signal transmission.Describe back controller, preceding controller process below in detail to acquisition of signal and corresponding control:
Speed signal: microprocessor 1 regularly reads hall signal and calculates the actual speed of motor from motor control chip, send it to microprocessor 2 when speed changes, and microprocessor 2 receives rear drive state display instrument and carries out the speed demonstration.
The handle signal: microprocessor 2 regularly reads the handle signal, sends it to microprocessor 1 when handle changes, and after microprocessor 1 receives pwm signal is outputed to the speed control end of motor control chip, changes rotating speed of motor.
Power-assisted signal: after microprocessor 1 detects the power-assisted signal, pwm signal is outputed to the speed control end of motor control chip, make motor produce 1: 1 power-assisted, simultaneously the power-assisted signal is sent to microprocessor 2, microprocessor 2 receives rear drive state display instrument and carries out the power-assisted demonstration.
The stall signal: microprocessor 1 carries out over-current detection in real time, in case after finding stall, make the motor outage by motor control chip, simultaneously the stall signal is sent to microprocessor 2, and microprocessor 2 receives rear drive state display instrument and carries out the demonstration of stall state.
Brake signal: after microprocessor 2 detects brake signal, brake signal is sent to microprocessor 1, microprocessor 1 receives the braking pin of back control motor control chip, motor is stopped operating and lights stoplight stop lamp, and wherein stoplight stop lamp comprises left stoplight stop lamp and right stoplight stop lamp.
Fixed speed signal: when microprocessor 2 detects fixed speed signal, the driving condition display instrument shows, and its signal sent to microprocessor 1, and after microprocessor 1 receives pwm signal is outputed to the speed control end of motor control chip, make motor produce the speed of appointment.
Under-voltage signal: when microprocessor 2 detected under-voltage signal, the driving condition display instrument showed, and its signal is sent to microprocessor 1, and microprocessor 1 receives back control motor control chip and enters the under-voltage protection state, stops motor and rotates.
Indicator lamp signal: when microprocessor 2 detects wherein left direction signal/right steering signal, light headstock left steering lamp/bright headstock right steering lamp, and this signal sent to microprocessor 1, after receiving, microprocessor 1 lights tailstock left steering lamp/bright tailstock right steering lamp; If microprocessor 2 detects passing light/country beam signal wherein, then microprocessor 2 directly opens or cuts out passing light/country beam.
Embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the specific embodiment; every by those skilled in the art according to other embodiments that the technical solution of the utility model draws, belong to protection domain of the present utility model equally.
Claims (4)
1. controller for electric vehicle is characterized in that: constitutes by the preceding controller that is installed in the back controller on the vehicle body and be installed in the headstock, wherein:
(1). the back controller comprises power circuit, microprocessor 1, motor control chip, the input end of this power circuit is connected with battery, its mouth is connected to the power input of microprocessor 1, this microprocessor 1 is connected with motor control chip by private port, be connected with the power-assisted signal by input port, the control port of this motor control chip is connected with motor;
(2). preceding controller comprises microprocessor 2, state display instrument, the power input of this microprocessor 2 is connected with the mouth of power circuit, this microprocessor 2 is connected with the state display instrument by special purpose interface, is connected with handle signal, fixed speed signal, brake signal respectively by input port;
(3). the PORT COM of back control circuit microprocessor 1 is connected by a pair of serial communication line with the PORT COM of preceding controller microprocessor 2.
2. controller for electric vehicle according to claim 1 is characterized in that: described microprocessor 1 is connected with stoplight stop lamp, tailstock left steering lamp, tailstock right steering lamp respectively by output port.
3. controller for electric vehicle according to claim 1 is characterized in that: described microprocessor 2 is connected with headstock left steering lamp, headstock right steering lamp, country beam, passing light, loudspeaker respectively by output port.
4. controller for electric vehicle according to claim 1 is characterized in that: described microprocessor 1 is the HT46RU22 singlechip chip, and microprocessor 2 is the HT46RU25 singlechip chip, and motor control chip is the brushless motor special control chip of MC33035.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200960143U CN201068110Y (en) | 2007-05-16 | 2007-05-16 | Controller for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200960143U CN201068110Y (en) | 2007-05-16 | 2007-05-16 | Controller for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201068110Y true CN201068110Y (en) | 2008-06-04 |
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ID=39489483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200960143U Expired - Fee Related CN201068110Y (en) | 2007-05-16 | 2007-05-16 | Controller for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201068110Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012062112A1 (en) * | 2010-11-10 | 2012-05-18 | 重庆力帆电喷软件有限公司 | Control system and control method for combined automobile rear tail lights |
| CN101407183B (en) * | 2008-11-20 | 2012-05-23 | 宋在务 | Controller for electric vehicle |
| CN104890784A (en) * | 2015-06-10 | 2015-09-09 | 邢春会 | Electric bicycle control system based on bus communication technology |
| CN106802652A (en) * | 2015-11-26 | 2017-06-06 | 衡阳市利美电瓶车制造有限责任公司 | A kind of Electric Explosion-proof carrier |
| CN113859403A (en) * | 2021-09-18 | 2021-12-31 | 广东高标电子科技有限公司 | Electric vehicle control system and electric vehicle |
-
2007
- 2007-05-16 CN CNU2007200960143U patent/CN201068110Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407183B (en) * | 2008-11-20 | 2012-05-23 | 宋在务 | Controller for electric vehicle |
| WO2012062112A1 (en) * | 2010-11-10 | 2012-05-18 | 重庆力帆电喷软件有限公司 | Control system and control method for combined automobile rear tail lights |
| EA022426B1 (en) * | 2010-11-10 | 2015-12-30 | Чунцин Лифан Эфи Софтвеар Ко., Лтд. | Control system and control method for combined automobile rear tail lights |
| CN104890784A (en) * | 2015-06-10 | 2015-09-09 | 邢春会 | Electric bicycle control system based on bus communication technology |
| CN106802652A (en) * | 2015-11-26 | 2017-06-06 | 衡阳市利美电瓶车制造有限责任公司 | A kind of Electric Explosion-proof carrier |
| CN113859403A (en) * | 2021-09-18 | 2021-12-31 | 广东高标电子科技有限公司 | Electric vehicle control system and electric vehicle |
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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: 20080604 Termination date: 20100516 |