CN207449895U - A kind of electric vehicle intelligence supplementary controlled system - Google Patents
A kind of electric vehicle intelligence supplementary controlled system Download PDFInfo
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- CN207449895U CN207449895U CN201720957639.8U CN201720957639U CN207449895U CN 207449895 U CN207449895 U CN 207449895U CN 201720957639 U CN201720957639 U CN 201720957639U CN 207449895 U CN207449895 U CN 207449895U
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- electric vehicle
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Abstract
The utility model discloses a kind of electric vehicle intelligence supplementary controlled systems, belong to Vehicular intelligent control field.The system is mainly made of using microprocessor as core intelligent control device, speed control module, course changing control module, brake control module；Intelligent control device passes through WiFi and microprocessor communication；Speed control module includes D/A converter module and relay switch, and microprocessor control D/A converter module output adjustable voltage is used to adjust speed, the switching parked by I/O port controllings relay switch realization auxiliary between pilot steering；Course changing control module and brake control module are all made of driver and stepper motor, and microprocessor is connected with driver, by pulse signal stepper motor are controlled to rotate so as to fulfill Vehicular turn and control for brake；The electric vehicle intelligence sub-controlling unit is designed for electric vehicle feature, mutual indepedent between normal driving, non-interference, simple in structure, securely and reliably, at low cost.
Description
Technical field
The utility model belongs to Vehicular intelligent control technology field, is related to a kind of electric automobile intelligent control system, especially
Suitable for the auxiliary parking system of pure electric automobile.
Background technology
With being continuously increased for family-sized car, the parking space in city becomes more and more crowded, in some roads, parking
Vehicle space is very narrow and small with carrying.It counts according to investigations, have 15% motor-vehicle accident for reversing and puies forward vehicle accident.In narrow space, if
Can remote control vehicle traveling, it will help vehicle backing and proposition.For these reasons, automobile intelligent supplementary controlled system
It comes into being, among developing by leaps and bounds and popularizing.
At present, the vehicle for intelligent sub-controlling unit being equipped in automobile market is typically all medium-to-high grade vehicle, vehicle price
It is expensive, it is difficult to meet mass-market demand.In recent years, economic and environment-friendly electric vehicle had obtained the active support of the government with pushing away
Extensively, consequence is increasingly occupied in automobile market.Investigation display is seldom equipped with intelligence auxiliary control in electric vehicle at present
Device processed, therefore an intelligent sub-controlling unit at low cost and function admirable is researched and developed with important meaning for electric vehicle
Adopted and good market prospects.
The control of automobile intelligent auxiliary mainly includes vehicle traveling direction control, speed control, course changing control, control for brake etc.
Key technology research.Very big change has occurred with traditional fuel-engined vehicle and hybrid vehicle structure compared in pure electric automobile
Change, control principle is also different, it is therefore desirable to specially design a kind of intelligently auxiliary control of electric vehicle for electric vehicle feature
Device processed.
The content of the invention
The purpose of this utility model be for problems of the prior art, provide it is a kind of simple in structure, securely and reliably,
Electric vehicle intelligence supplementary controlled system at low cost.
The utility model is realized by following technical scheme：
A kind of electric vehicle intelligence supplementary controlled system, the power plant module including providing power for electric vehicle, further includes：
Microprocessor is connected from different modules, for electric vehicle to be controlled to run；
Speed control module, is electrically connected with microprocessor, for controlling electric vehicle gait of march；
Course changing control module, is electrically connected with microprocessor, for electric vehicle to be controlled to turn to；
Brake control module is electrically connected with microprocessor, is used to implement vehicle braking；
Intelligent control device is connected by WIFI with microprocessor, realizes remote control electric vehicle.
Preferably, further include power supply and control switchs；The power supply is by controlling switch and control system
In each module be connected, each module in system provides power supply in order to control, and by the way that switch is controlled to be switched on or switched off power supply.
Preferably, the microprocessor uses STM32F407 cake cores.
Preferably, the speed control module includes D/A converter module and relay switch；The microprocessor control
D/A converter module exports 0-5V adjustable voltages, the switching of relay switch control accelerator pedal signal and dac signal；It is auxiliary
Help the voltage signal input power module for D/A converter module being exported during control vehicle, I basis of driver in power plant module
Motor speed in input signal size control power plant module, so as to control electric vehicle gait of march.
Preferably, the D/A converter module uses TLC5615 type digital analog converters.
Preferably, the relay switch is connected by optical coupled switch with microprocessor.
Preferably, the course changing control module includes driver II and stepper motor II, and the stepper motor II turns
Axis is connected by gear with steering bearing, and microprocessor is connected with driver II, and stepper motor II is controlled by pulse signal
Rotational angle, so as to which electric vehicle be controlled to turn to.
Preferably, the brake control module includes driver III and stepper motor III, and the stepper motor III turns
Axis is connected by steel wire rope with brake pedal, and microprocessor is connected with driver III, and stepper motor III is controlled by pulse signal
It rotates, so as to which brake pedal be pulled to realize electric vehicle brake.
Preferably, the intelligent control device is mobile phone or tablet computer, the USB interface electricity in the microprocessor
Road is connected with radio receiving transmitting module, is then communicated by WIFI with intelligent control device.
The utility model advantageous effect：
By adopting the above-described technical solution, the present apparatus is in off position, driver when normal vehicle operation
By original control system vehicle is controlled to advance；When enabling the present apparatus, original vehicle control system is closed by relay switch
It closes, original system no longer works, and vehicle is in intelligent control state, and the present apparatus is mutual indepedent, mutual with the original control device of vehicle
Do not interfere.Intelligent control device is connected by WIFI with microprocessor, and driver can be controlled outside vehicle by mobile phone remote
Vehicle is advanced, and in narrow space, contributes to vehicle backing and proposition, effectively reduces motor-vehicle accident probability of happening.Present apparatus knot
Structure is simple, and securely and reliably, maintenance cost is low.
Description of the drawings
Fig. 1 is the system structure diagram of the utility model electric car intelligent control device；
In figure：1- microprocessors；2- intelligent control devices；3- speed control modules；4- course changing control modules；5- is braked
Control module；6- power plant modules；7- control switches；8- power supplies.
Fig. 2 is the system circuit diagram of the utility model electric car intelligent control device.
Specific embodiment
Below in conjunction with attached drawing, the utility model is further described by specific embodiment.
As shown in Figure 1, a kind of electric vehicle intelligence supplementary controlled system, is core with microprocessor 1, including intelligent control
Equipment 2, speed control module 3, course changing control module 4, brake control module 5 and power plant module 6, power supply 8 and control are opened
Close 7；Microprocessor 1, intelligent control device 2, speed control module 3, course changing control module 4 and brake control module 5 are additional
Device；Power plant module 6 includes driver I and motor, is the original device of vehicle.Intelligent control device 2 passes through WiFi and Wei Chu
Reason device 1 communicates；Speed control module 3 includes D/A converter module and relay switch, and microprocessor 1 controls D/A converter module defeated
Go out adjustable voltage for adjusting speed, realized by I/O port controllings relay switch and aid in cutting between pilot steering of parking
It changes；Course changing control module 4 and brake control module 5 are all made of driver and stepper motor, and microprocessor 1 connects with driver
It connects, by pulse signal stepper motor is controlled to rotate so as to fulfill Vehicular turn and control for brake；
Power supply 8 is by controlling switch 7 to be connected with each module in control system, and each module in system carries in order to control
Power supply source, and by the way that switch 7 is controlled to be switched on or switched off power supply.
Concrete structure is：
Microprocessor 1 uses STM32F407 cake cores.The chip has abundant peripheral resources, as whole device
CPU controls vehicle to run from different module connections by programming.
Speed control module 3 includes D/A converter module and relay switch；Microprocessor 1 controls D/A converter module output
0-5V adjustable voltages, the switching of relay switch control accelerator pedal signal and dac signal；By number during auxiliary control vehicle
Mould modular converter（DAC）The voltage signal input power module 6 of output, the driver I in power plant module 6 are big according to input signal
Motor speed in small control power plant module 6, so as to control electric vehicle gait of march.D/A converter module（DAC）Using
TLC5615 type digital analog converters.Relay switch is connected by optical coupled switch with microprocessor 1.
Course changing control module 4 includes driver II and stepper motor II, and the shaft of stepper motor II passes through gear and steering
Bearing connects, and microprocessor 1 is connected with driver II, the rotational angle of stepper motor II is controlled by pulse signal, so as to control
Electric vehicle processed turns to.
Brake control module 5 includes driver III and stepper motor III, and the shaft of stepper motor III passes through steel wire rope and system
Dynamic pedal connection, microprocessor 1 are connected with driver III, by pulse signal stepper motor III are controlled to rotate, stopped so as to pull
Vehicle pedal realizes electric vehicle brake.
Intelligent control device 2 is mobile phone or tablet computer, and microprocessor 1 is connected with usb circuit, is connect by USB
Mouth circuit is connected with radio receiving transmitting module, is then communicated by WIFI with intelligent control device 2.
As shown in Fig. 2, microprocessor 1 selects STM32 chips, 1 minimum system of microprocessor is by 8MHZ crystal oscillating circuits, reset
Circuit and program download circuit composition；Power supply 8 can provide 5V and 3.3V power supplys, be responsible for system power supply；Relay switch leads to
PB9, PB10 port of optical coupled switch connection STM32 chips are crossed, microprocessor 1 controls relay switch by port level state
State is cut-off, optical coupled switch has electrical isolation effect；Usb circuit is the intrinsic circuit of STM32 microprocessors, for even
Connect radio receiving transmitting module；PA8-PA10, PB13-PB15 port of STM32 chips are step motor control interface, and output respectively makes
Energy signal ENA, direction signal DIR and pulse signal PUL, are connected, controllably with the 2HSS86H-KH type drivers in stepper motor
Stepper motor processed rotates；Microprocessor 1 passes through SPI interface（PA4-PA7 ports）It is connected with analog-digital chip TLC5615, it is micro-
One 10 data is write chip by processor 1 by spi bus, and control chip exports 0-5V analog signals all the way, for mould
Intend accelerator pedal output signal, control Vehicle Speed.
The course of work：
When vehicle normal driving, control switch 7 disconnects power supply, and the present apparatus is in off position, and driver passes through
Original control system control vehicle is advanced；When enabling the present apparatus, original vehicle control system is closed by relay switch, it is former
There is system no longer to work, vehicle is in intelligent control state.Intelligent control device 2 is connected by WIFI with microprocessor 1, is passed through
Mobile phone sends to microprocessor 1 and instructs.Microprocessor 1 needs decision instruction information after being connected to instruction, instructs and refers to for speed control
Then start speed control module 3 when making, D/A converter module is controlled by SPI communication（DAC）Output voltage signal passes through relay
Switch access power plant module 6, realizes speed control；It instructs and then starts course changing control module 4, microprocessor when being instructed for course changing control
Device 1 connects II output control pulse of driver, and control stepper motor II, which rotates, realizes course changing control；It instructs and is instructed for control for brake
When then start brake control module 5, microprocessor 1 connects III output control pulse of driver, and control stepper motor III rotates reality
Existing control for brake.The present apparatus and the original control device of vehicle are mutual indepedent, non-interference, simple in structure, securely and reliably, safeguard into
This is low.
Although the utility model, those skilled in the art has shown and described referring particularly to its preferred embodiment
It is appreciated that the various changes that can be made in form and details are new without departing from this practicality described in the appended claims
The scope of type.It is described in detail above in association with specific embodiment of the utility model, but is not the limit to the utility model
System.Every foundation the technical essence of the utility model still falls within this practicality to any simple modification made for any of the above embodiments
The scope of new technique scheme.
Claims (9)
1. a kind of electric vehicle intelligence supplementary controlled system, the power plant module including providing power for electric vehicle（6）, feature
It is, further includes：
Microprocessor（1）, connected from different modules, for electric vehicle to be controlled to run；
Speed control module（3）, with microprocessor（1）Electrical connection, for controlling electric vehicle gait of march；
Course changing control module（4）, with microprocessor（1）Electrical connection, for electric vehicle to be controlled to turn to；
Brake control module（5）, with microprocessor（1）Electrical connection is used to implement vehicle braking；
Intelligent control device（2）, pass through WIFI and microprocessor（1）Remote control electric vehicle is realized in connection.
2. a kind of electric vehicle intelligence supplementary controlled system according to claim 1, it is characterised in that：Further include power supply electricity
Source（8）It is switched with control（7）；
The power supply（8）It is switched by controlling（7）It is connected with each module in control system, in order to control each mould in system
Block provides power supply, and passes through control switch（7）To be switched on or switched off power supply.
3. a kind of electric vehicle intelligence supplementary controlled system according to claim 1 or 2, it is characterised in that：Micro- place
Manage device（1）Using STM32F407 cake cores.
4. a kind of electric vehicle intelligence supplementary controlled system according to claim 1 or 2, it is characterised in that：The speed
Control module（3）Including D/A converter module and relay switch；
The microprocessor（1）Control D/A converter module output 0-5V adjustable voltages, relay switch control accelerator pedal signal
With the switching of dac signal；
The voltage signal input power module for exporting D/A converter module during auxiliary control vehicle（6）, power plant module（6）In
Driver I controls power plant module according to input signal size（6）In motor speed, so as to control electric vehicle advance speed
Degree.
5. a kind of electric vehicle intelligence supplementary controlled system according to claim 4, it is characterised in that：The digital-to-analogue conversion
Module uses TLC5615 type digital analog converters.
6. a kind of electric vehicle intelligence supplementary controlled system according to claim 4, it is characterised in that：The relay switch
Pass through optical coupled switch and microprocessor（1）Connection.
7. a kind of electric vehicle intelligence supplementary controlled system according to claim 1 or 2, it is characterised in that：The steering
Control module（4）Including driver II and stepper motor II, the shaft of the stepper motor II is connected by gear and steering bearing
It connects, microprocessor（1）It is connected with driver II, the rotational angle of stepper motor II is controlled by pulse signal, so as to control electricity
Electrical automobile turns to.
8. a kind of electric vehicle intelligence supplementary controlled system according to claim 1 or 2, it is characterised in that：The braking
Control module（5）Including driver III and stepper motor III, the shaft of the stepper motor III passes through steel wire rope and brake pedal
Connection, microprocessor（1）It is connected with driver III, by pulse signal stepper motor III is controlled to rotate, so as to which brake be pulled to step on
Plate realizes electric vehicle brake.
9. a kind of electric vehicle intelligence supplementary controlled system according to claim 1 or 2, it is characterised in that：The intelligence
Control device（2）For mobile phone or tablet computer, the microprocessor（1）In usb circuit and radio receiving transmitting module phase
Even, WIFI and intelligent control device are then passed through（2）Communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957639.8U CN207449895U (en) | 2017-08-02 | 2017-08-02 | A kind of electric vehicle intelligence supplementary controlled system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957639.8U CN207449895U (en) | 2017-08-02 | 2017-08-02 | A kind of electric vehicle intelligence supplementary controlled system |
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| Publication Number | Publication Date |
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| CN207449895U true CN207449895U (en) | 2018-06-05 |
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| CN201720957639.8U Active CN207449895U (en) | 2017-08-02 | 2017-08-02 | A kind of electric vehicle intelligence supplementary controlled system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110077405A (en) * | 2019-05-23 | 2019-08-02 | 大连民族大学 | Energy saving vehicle automatic control system and method based on STM32 |
| CN110432840A (en) * | 2019-08-22 | 2019-11-12 | 合肥云驾智能科技有限公司 | A kind of floor-cleaning machine autosteerer and its control method |
| CN110696631A (en) * | 2019-11-18 | 2020-01-17 | 广东工业大学 | Bottom layer electric control system of unmanned electric vehicle |
-
2017
- 2017-08-02 CN CN201720957639.8U patent/CN207449895U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110077405A (en) * | 2019-05-23 | 2019-08-02 | 大连民族大学 | Energy saving vehicle automatic control system and method based on STM32 |
| CN110432840A (en) * | 2019-08-22 | 2019-11-12 | 合肥云驾智能科技有限公司 | A kind of floor-cleaning machine autosteerer and its control method |
| CN110432840B (en) * | 2019-08-22 | 2021-09-14 | 合肥云驾智能科技有限公司 | Automatic steering device of floor washing machine and control method thereof |
| CN110696631A (en) * | 2019-11-18 | 2020-01-17 | 广东工业大学 | Bottom layer electric control system of unmanned electric vehicle |
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