CN207292115U - Double source steering control system and the vehicle equipped with the system - Google Patents
Double source steering control system and the vehicle equipped with the system Download PDFInfo
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- CN207292115U CN207292115U CN201720952169.6U CN201720952169U CN207292115U CN 207292115 U CN207292115 U CN 207292115U CN 201720952169 U CN201720952169 U CN 201720952169U CN 207292115 U CN207292115 U CN 207292115U
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Abstract
The utility model provides a kind of double source steering control system and the vehicle equipped with the system, wherein double source steering control system includes steering motor and high pressure steering controller, steering motor is equipped with high-voltage winding, the input terminal of the high pressure steering controller is used for the power battery for connecting vehicle, and output terminal connects the high-voltage winding of the steering motor；Low pressure steering controller is further included, the steering motor is additionally provided with low pressure winding, and the input terminal of low pressure steering controller is used for the low tension battery for connecting vehicle, and output terminal connects the low pressure winding of the steering motor；When the power battery of vehicle breaks down, low pressure steering controller controls the low pressure winding that low tension battery is steering motor to power, power is provided to turn to, so as to solve the problems, such as when power battery breaks down vehicle in there is no steering power, the security performance of vehicle is improved, increases the security of vehicle.
Description
Technical field
The utility model belongs to technical field of vehicle control, and in particular to a kind of double source steering control system and equipped with this is
The vehicle of system.
Background technology
Electric vehicle, either motor vehicle driven by mixed power or pure electric vehicle, are designed with high-voltage energy storage unit and low pressure stores
Battery, high-voltage energy storage unit are mainly the power battery of vehicle, using the teaching of the invention it is possible to provide higher voltage, for driving vehicle；Low pressure stores
The voltage class that battery is capable of providing is than relatively low, predominantly various controllers of vehicle, car light, the low-voltage device power supply such as instrument.
DC-AC conversion module and DC-dc conversion module are motor vehicle driven by mixed power and the common device of pure electric vehicle, wherein
Direct current can be converted to alternating current by DC-AC conversion module, and DC-dc conversion module is equipped with high-pressure side and low pressure
Side, can change the voltage class of direct current.
At present, the steering of electric vehicle is mainly electric hydraulic power-assisted steering system, its structural principle and control are flowed
Respectively as depicted in figs. 1 and 2, power source is mainly the high-voltage electricity that power cell of vehicle provides to journey, when power battery does not occur
During failure, power battery is powered for steering motor, and steering motor passes through power-assisted for Vehicular turn；When power battery breaks down
When, power motor will cannot provide power for the steering of vehicle.The stability of power battery can not show a candle to the tradition such as fuel tank, air accumulator
Car energy storage equipment, not only has waterproof, solar heat protection, resisting cold etc. higher requirement, but also high failure rate, poor reliability.If car
Because high-voltage battery system failure cause powers off suddenly, vehicle is due also to inertia is sliding, but electric hydraulic power-assisted steering
System is out of service because of no high input voltage, and for vehicle without steering power, driver cannot easily manipulate vehicle, cause vehicle
Face at any time and the security hidden troubles such as traffic accident occur.
Utility model content
The purpose of this utility model is that a kind of double source steering control system and the vehicle equipped with the system are carried, for solving
When power battery breaks down, vehicle does not have the problem of steering power.
To achieve the above object, technical solution provided by the utility model is：
A kind of double source steering control system, including steering motor and high pressure steering controller, steering motor are equipped with high voltage winding
Group, the input terminal of the high pressure steering controller are used for the power battery for connecting vehicle, and output terminal connects the steering motor
High-voltage winding；Low pressure steering controller is further included, the steering motor is additionally provided with low pressure winding, the input of low pressure steering controller
End is used for the low tension battery for connecting vehicle, and output terminal connects the low pressure winding of the steering motor.
Further, the low pressure steering controller and high pressure steering controller are equipped with for connecting vehicle CAN bus
Communication interface.
A kind of vehicle equipped with double source steering control system, including power battery, low tension battery and double source course changing control
System；The double source steering includes steering motor and high pressure steering controller, and steering motor is equipped with high-voltage winding, the height
The power battery of the input terminal connection vehicle of steering controller is pressed, output terminal connects the high-voltage winding of the steering motor；It is described
Double source steering controller further includes low pressure steering controller, and the steering motor is additionally provided with low pressure winding, low pressure steering controller
Input terminal connection vehicle low tension battery, output terminal connects the low pressure winding of the steering motor.
Further, the high pressure steering controller and low pressure steering controller are equipped with CAN communication interface, pass through vehicle
CAN bus and vehicle entire car controller communication connect.
Further, the low pressure steering controller is equipped with Enable Pin, and the entire car controller control of vehicle connects the Enable Pin,
By the working status for enabling side controller low pressure steering controller.
The beneficial effects of the utility model are：Technical solution provided by the utility model, is set low in steering motor
Winding is pressed, when the power battery of vehicle breaks down, low pressure steering controller takes electricity from the low tension battery of vehicle, to turn to
Motor provides steering power, so as to solve the problems, such as that vehicle in not having steering power, improves car when power battery breaks down
Security performance, increase the security of vehicle.
Brief description of the drawings
Fig. 1 is the steering of vehicle in the prior art；
Fig. 2 is the control flow of wheel steering system in the prior art；
Fig. 3 is the structure principle chart of double source steering control system in vehicle embodiments；
Fig. 4 is the control flow of double source steering control system in vehicle embodiments.
Embodiment
The purpose of this utility model is that a kind of double source steering control system and the vehicle equipped with the system are carried, for solving
When power battery breaks down, vehicle does not have the problem of steering power.
To achieve the above object, technical solution provided by the utility model is：
A kind of vehicle equipped with double source steering control system, including power battery, low tension battery and double source course changing control
System；The double source steering includes steering motor and high pressure steering controller, and steering motor is equipped with high-voltage winding, the height
The power battery of the input terminal connection vehicle of steering controller is pressed, output terminal connects the high-voltage winding of the steering motor；It is described
Double source steering controller further includes low pressure steering controller, and the steering motor is additionally provided with low pressure winding, low pressure steering controller
Input terminal connection vehicle low tension battery, output terminal connects the low pressure winding of the steering motor.
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
Vehicle embodiments：
The present embodiment provides a kind of vehicle equipped with double source steering control system, which is new energy vehicle, equipped with dynamic
Power battery, low tension battery and double source steering control system.The structure of double source steering control system is as shown in figure 3, including turning to
Motor, high pressure steering controller and low pressure steering controller.Low pressure steering controller is equipped with Enable Pin, the entire car controller of vehicle
The Enable Pin is connected, the working status of low pressure steering controller is controlled by Enable Pin.
The steering motor that the present embodiment is provided is double winding steering motor, which is equipped with the steering of two windings
Motor, one of them is high-voltage winding, another is low pressure winding, and when high-voltage winding and low pressure winding, one of them has the voltage defeated
Fashionable, steering motor can work normally, and power is provided for the steering of vehicle.
The power battery of the input terminal connection vehicle of high pressure steering controller, output terminal connection turn to the high pressure of steering motor
Winding；The low tension battery of 24V, output terminal connect the low pressure of steering motor on the input terminal connection vehicle of low pressure steering controller
Winding.High pressure steering controller and low pressure steering controller are equipped with CAN bus communication interface, are communicated with the CAN bus of vehicle
Connection.Lead between CAN bus and high pressure steering controller and low pressure steering controller that the entire car controller of vehicle passes through vehicle
News connection.
The vehicle equipped with double source steering control system that the present embodiment is provided, its double source steering control system control method
Flow as shown in figure 4, specific as follows：
When the power battery of vehicle can work normally, entire car controller VCU control high pressure steering controller work is low
Pressure steering controller does not work；High pressure steering controller takes electricity from the power battery of vehicle at this time, is then the height of steering motor
Winding power is pressed, steering motor normal work, power is provided for the steering of vehicle；
When the power battery of vehicle occurs abnormal, the voltage of high pressure steering controller input terminal can reduce, when being reduced to
During the magnitude of voltage of setting, entire car controller will control high pressure steering controller to be stopped, and control low pressure to turn by Enable Pin
Start to work to controller；The low pressure winding of the steering motor of low pressure steering controller control at this time takes from the low tension battery of vehicle
Electricity, drives steering motor, steering motor is still worked normally, power is provided for the steering of vehicle；
Since the electricity that the low tension battery of vehicle stores is limited, low pressure steering controller can not turn to for a long time
Motor is powered, so after low pressure turns the low pressure winding that steering controller is steering motor and powers 3 minutes, by not for motor
Low pressure winding is powered, to avoid the 24V low tension battery power shortages of vehicle.
System embodiment：
The present embodiment provides a kind of double source steering control system, the double source course changing control provided with above-mentioned vehicle embodiments
System is identical, before be discussed in detail, seldom explain here.
Claims (5)
1. a kind of double source steering control system, including steering motor and high pressure steering controller, steering motor are equipped with high-voltage winding,
The input terminal of the high pressure steering controller is used for the power battery for connecting vehicle, and output terminal connects the high pressure of the steering motor
Winding；It is characterized in that, further including low pressure steering controller, the steering motor is additionally provided with low pressure winding, low pressure course changing control
The input terminal of device is used for the low tension battery for connecting vehicle, and output terminal connects the low pressure winding of the steering motor.
A kind of 2. double source steering control system according to claim 1, it is characterised in that the low pressure steering controller and
High pressure steering controller is equipped with the communication interface for connecting vehicle CAN bus.
3. a kind of vehicle equipped with double source steering control system, including power battery, low tension battery and double source steering control system
System；The double source steering includes steering motor and high pressure steering controller, and steering motor is equipped with high-voltage winding, the high pressure
The power battery of the input terminal connection vehicle of steering controller, output terminal connect the high-voltage winding of the steering motor；Its feature
It is, the double source steering controller further includes low pressure steering controller, and the steering motor is additionally provided with low pressure winding, and low pressure turns
To the low tension battery of the input terminal connection vehicle of controller, output terminal connects the low pressure winding of the steering motor.
4. a kind of vehicle equipped with double source steering control system according to claim 3, it is characterised in that the high pressure turns
CAN communication interface is equipped with to controller and low pressure steering controller, passes through the CAN bus of vehicle and the entire car controller of vehicle
Communication connection.
5. a kind of vehicle equipped with double source steering control system according to claim 3, it is characterised in that the low pressure turns
Enable Pin is equipped with to controller, the entire car controller control of vehicle connects the Enable Pin, and control is turned to by enabled side controller low pressure
The working status of device processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720952169.6U CN207292115U (en) | 2017-08-01 | 2017-08-01 | Double source steering control system and the vehicle equipped with the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720952169.6U CN207292115U (en) | 2017-08-01 | 2017-08-01 | Double source steering control system and the vehicle equipped with the system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207292115U true CN207292115U (en) | 2018-05-01 |
Family
ID=62448335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720952169.6U Active CN207292115U (en) | 2017-08-01 | 2017-08-01 | Double source steering control system and the vehicle equipped with the system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207292115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291987A (en) * | 2018-09-30 | 2019-02-01 | 安徽安凯汽车股份有限公司 | A kind of New Low Voltage auxiliary drive control system |
| CN111976828A (en) * | 2020-08-19 | 2020-11-24 | 南京金龙客车制造有限公司 | Double-source switching control system and method for steering system |
-
2017
- 2017-08-01 CN CN201720952169.6U patent/CN207292115U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291987A (en) * | 2018-09-30 | 2019-02-01 | 安徽安凯汽车股份有限公司 | A kind of New Low Voltage auxiliary drive control system |
| CN111976828A (en) * | 2020-08-19 | 2020-11-24 | 南京金龙客车制造有限公司 | Double-source switching control system and method for steering system |
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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: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
|
| CP03 | Change of name, title or address |