CN203318254U - Intelligent illumination control system - Google Patents

Abstract

An intelligent illumination control system comprises an intelligent illumination control unit, a control state monitor unit, a steering angle monitor unit and a grouped lamp control unit, the intelligent illumination control unit is connected with the control state monitor unit, the steering angle monitor unit and the grouped lamp control unit through a vehicle-mounted bus, the control state monitor unit is used for monitoring the control state of the intelligent illumination control system, and the intelligent illumination control unit judges whether a vehicle is in an intelligent control state or not. The steering angle monitor unit is used for monitoring the steering angle of the vehicle. The corresponding relation of vehicle speed and a steering lamp turning-on angle limiting value is stored in the intelligent illumination control unit, and the corresponding steering lamp turning-on angle limiting value is determined according to the current vehicle speed. When the vehicle is in the intelligent control state, if the current steering angle is larger than or equal to the right steering lamp turning-on angle limiting value at the current vehicle speed or is smaller than or equal to the left steering lamp turning-on angle limiting value at the current vehicle speed, the intelligent illumination control unit controls the grouped lamp control unit to turn on vehicle steering lamps.

Description

Intelligent Lighting Control System

technical field

The utility model relates to the field of vehicles, in particular to an intelligent lighting control system for vehicles.

Background technique

As one of the safety devices of the vehicle, the lighting system of the vehicle is an important active safety device. The vehicle lighting system can not only ensure that the driver obtains good visual recognition characteristics when driving at night, but also ensures that other vehicle drivers obtain good visual recognition characteristics when turning, braking, and changing lanes.

Traditional vehicle lighting systems can only be controlled manually. In complex road conditions or harsh environments, drivers often cannot perform corresponding operations in a timely and effective manner to provide good visual recognition characteristics. To solve this problem, the utility model provides an intelligent lighting control system based on a vehicle bus to realize intelligent control of the vehicle lighting system.

Contents of the invention

The utility model provides an intelligent lighting control system, which can automatically respond according to the driving environment, driving conditions or the vehicle's own conditions, and automatically provide good visual recognition characteristics.

The intelligent lighting control system provided by the utility model includes an intelligent lighting control unit, a control state monitoring unit, a steering angle monitoring unit and a combination lamp control unit. The intelligent lighting control unit communicates with the control state monitoring unit, the steering angle monitoring unit and the combined The control state monitoring unit is used to monitor the control state of the intelligent lighting control system, and the intelligent lighting control unit judges whether it is in the intelligent control state at the moment; the steering angle monitoring unit is used to monitor the steering angle of the vehicle; the intelligent lighting control unit The corresponding relationship between the vehicle speed and the turn-on angle limit of the turn signal is stored, and the corresponding turn-on angle limit is determined according to the current vehicle speed; when the vehicle is in the intelligent control state, if the current turn value or less than or equal to the opening angle limit of the left turn signal at the current vehicle speed, the intelligent lighting control unit controls the combination light control unit to turn on the vehicle turn signal.

According to an embodiment of the present invention, the intelligent lighting control unit is connected with the control state monitoring unit and the combination lamp control unit through the LIN bus, and is connected with the steering angle monitoring unit through the CAN bus.

According to an embodiment of the utility model, the intelligent lighting control system further includes a rainfall and sunlight monitoring unit, which is used to monitor the ambient light brightness around the vehicle; the intelligent lighting control unit stores the brightness limit for turning on the headlights; When the vehicle is in the intelligent control state, if the brightness of the ambient light is less than the brightness limit for turning on the headlights, the intelligent lighting control unit controls the combination lamp control unit to turn on the headlights of the vehicle.

According to an embodiment of the utility model, the intelligent lighting control system also includes a rainfall and sunlight monitoring unit, which is used to monitor the amount of rainfall; the intelligent lighting control unit stores the opening limit value of the hazard warning light; when the vehicle is in the intelligent control state , if the current rainfall is greater than the hazard warning lamp opening limit, the intelligent lighting control unit controls the combined lamp control unit to turn on the hazard warning lamp.

According to an embodiment of the utility model, the intelligent lighting control unit is connected with the rainfall and sunlight monitoring unit through the CAN bus.

According to an embodiment of the present invention, the combination lamp control unit includes a left front combination lamp control unit, a right front combination lamp control unit, a left rear combination lamp control unit, and a right rear combination lamp control unit.

According to one embodiment of the present invention, the combination lamp control unit includes an indoor combination lamp control unit. When the vehicle is in the intelligent control state, if the current vehicle speed is zero, the intelligent lighting control unit controls the indoor combination lamp according to the door state signal collected by the vehicle bus. The light control unit switches on the interior combination light.

According to an embodiment of the present invention, the door state signal is shared to the vehicle bus by the vehicle body controller, the keyless entry system or the keyless start system.

According to one embodiment of the present invention, the combination light control unit includes a brake and a trunk light control unit. , then control the brake and taillight control unit to turn on the brake light.

According to one embodiment of the present invention, the combination light control unit includes a brake and a trunk light control unit. When the vehicle is in an intelligent control state, if the intelligent lighting control unit knows that the vehicle is opening the trunk , then control the brake and taillight control unit to turn on the taillight.

In summary, the intelligent lighting control system of the present invention can automatically respond according to the driving environment, driving conditions or the vehicle's own conditions (such as the ambient light brightness around the vehicle, rainfall conditions, steering angle), etc., and control the combination lamp control unit to the appropriate It realizes the purpose of automatically controlling the vehicle lighting system, and provides good visual recognition characteristics, so that the driver can have more time and energy to correctly judge the driving situation and take appropriate measures in time. Thereby getting rid of some existing dangers to a large extent, making it possible to drive safely and comfortably.

The above description is only an overview of the technical solutions of the present utility model. In order to better understand the technical means of the present utility model, it can be implemented according to the contents of the description, and in order to make the above-mentioned and other purposes, features and advantages of the present utility model better It is obvious and easy to understand. The preferred embodiments are specifically cited below, together with the accompanying drawings, and detailed descriptions are as follows.

Description of drawings

Figure 1 is a schematic diagram of the intelligent lighting control system of the present invention.

Detailed ways

In order to further explain the technical means and effects of the utility model to achieve the intended purpose of the invention, the specific implementation, structure, features and details of the intelligent lighting control system proposed according to the utility model will be described below in conjunction with the accompanying drawings and preferred embodiments. Its effect is described in detail below.

Figure 1 is a schematic diagram of the intelligent lighting control system of the present invention. As shown in FIG. 1 , the intelligent lighting control system of the present invention includes an intelligent lighting control unit 10 , a control state monitoring unit 20 , a steering angle monitoring unit 30 , a rainfall and sunlight monitoring unit 40 and a combination lamp control unit 50 .

Among them, the intelligent lighting control unit 10 is connected with the control state monitoring unit 20, the steering angle monitoring unit 30, the rainfall and sunshine monitoring unit 40 and the combination lamp control unit 50 through the vehicle-mounted bus LIN (Local Interconnect Network) and CAN (Controller Area Network), and through Data exchange between the on-board bus and the above units. Specifically, the intelligent lighting control unit 10 is connected to the control status monitoring unit 20 and the combined lamp control unit 50 through the LIN bus, and connected to the steering angle monitoring unit 30 and the rainfall and sunshine monitoring unit 40 through the CAN bus.

The control state monitoring unit 20 is used to monitor the control state of the intelligent lighting system, and send the monitored control state information to the intelligent lighting control unit 10, and the intelligent lighting control unit 10 determines whether the intelligent lighting system is currently under intelligent control or manual control state.

The rainfall and sunlight monitoring unit 40 is used to monitor the ambient light brightness and rainfall around the vehicle, and send the monitored ambient light brightness information and rainfall information to the intelligent lighting control unit 10 . The intelligent lighting control unit 10 stores the luminance limit value a for turning on the headlights and the limit value b for turning on the hazard warning lights (both a and b are positive values, and their magnitudes can be set or changed as required). When the vehicle is in the intelligent control state, if the ambient light brightness is less than the brightness limit a of turning on the headlights, the intelligent lighting control unit 10 controls the combination lamp control unit 50 to turn on the automobile headlights; when the vehicle is in the intelligent control state, if the current rainfall If it is greater than the turn-on limit b of the hazard warning lights, the intelligent lighting control unit 10 controls the combined light control unit 50 to turn on the hazard warning lights.

The steering angle monitoring unit 30 is used to monitor the steering angle of the steering wheel, and send the detected steering angle to the intelligent lighting control unit 10 . The intelligent lighting control unit 10 stores the corresponding relationship between the vehicle speed and the turn-on angle limit value of the turn signal. The current speed of the vehicle determines the turn-on angle limit c of the turn signal at different speeds (c is a positive value); when the vehicle is in an intelligent control state, if the current steering angle is greater than or equal to the current speed limit c or less than is equal to the current vehicle speed left turn signal turn-on angle limit -c, the intelligent lighting control unit 10 controls the combined light control unit 50 to turn on the vehicle turn signal.

The combination lamp control unit 50 includes a left front combination lamp control unit 51, a right front combination lamp control unit 52, a left rear combination lamp control unit 53, a right rear combination lamp control unit 54, an interior combination lamp control unit 55, and a brake and trunk lamp control unit 56. The combination lamp control unit 50 can perform operations such as turning on, closing or flashing the corresponding combination lamp according to the control signal sent by the intelligent lighting control unit 10. Unit 51 and right front combination lamp control unit 52 turn on the automobile headlight; The right rear combination lamp control unit 54 double flashes the turn signal; when the turn signal needs to be turned on, the combination lamp control unit 50 controls the left front combination lamp control unit 51, the right front combination lamp control unit 52, the left rear combination lamp control unit 53 or the right rear combination The lamp control unit 54 turns on the turn lamp on the same side.

When the intelligent lighting control system of the present utility model works, the rainfall sunlight monitoring unit 40 regularly monitors the ambient light brightness and rainfall around the vehicle, and sends it to the intelligent lighting control unit 10; the control status monitoring unit 20 regularly detects the intelligent lighting system control state, and send it to the intelligent lighting control unit 10; if the intelligent lighting control unit 10 receives the intelligent control state open signal, and the current rainfall is greater than the limit value b of the danger warning light, the intelligent lighting system sends a danger warning The light command is sent to the left front combination lamp control unit 51, the right front combination lamp control unit 52, the left rear combination lamp control unit 53, and the right rear combination lamp control unit 54, to control their double flashing turn signals (both left and right sides flash at the same time), and send out a danger alarm signal .

In another case, when the intelligent lighting control system of the present invention is working, the angle monitoring unit monitors the steering angle of the steering wheel, and sends the monitored steering angle to the intelligent lighting control unit 10; the control status monitoring unit 20 Periodically detect the control state of the intelligent lighting system and send it to the intelligent lighting control unit 10; c (c is a positive value) or less than or equal to the current vehicle speed left turn signal turn-on angle limit -c, the intelligent lighting control unit 10 sends a turn-on turn signal command to the left front combination lamp control unit 51, the right front combination light control unit 52, the left rear combination The lamp control unit 53 and the right rear combination lamp control unit 54 control them to turn on the vehicle turn signal, and notify the surrounding vehicles to prepare to turn.

In yet another case, when the intelligent lighting control system of the present invention is working, the intelligent lighting control unit 10 is controlled by a body controller (Body Control Module, BCM) or a keyless entry system (PASSIVE KEYLESS ENTER, PKE) or a keyless The starting system (KeylessStartSystem, KSS) receives the door status signals of each door of the vehicle, and collects the current information shared by the engine management system (Engine Management System, EMS) or anti-lock braking system (Anti-lock Breaking System, ABS) to the vehicle bus. Vehicle speed information, and the control status of the intelligent lighting system is also received by the control status monitoring unit 20; Instructions are sent to the indoor combination lamp control unit 55 according to the open and closed state of the car door, and it is controlled to turn on the indoor combination lamp at the corresponding position.

In yet another case, when the intelligent lighting control system of the present invention is working, the control state monitoring unit 20 regularly detects the control state of the intelligent lighting system and sends it to the intelligent lighting control unit 10; if the intelligent lighting control unit 10 After receiving the intelligent control state open signal, and the information shared to the vehicle bus by the anti-lock braking system (Anti-lock Breaking System, ABS) knows that the braking action is currently being performed, and then sends a command to the brake and trunk light control unit 56 , to control it to turn on the brake light; if the intelligent lighting control unit 10 receives the intelligent control state open signal, and is controlled by the body controller (Body Control Module, BCM) or the keyless entry system (PASSIVE KEYLESS ENTER, PKE) or the keyless start system (KeylessStartSystem, KSS) learns that the trunk is being opened through the information shared to the vehicle bus, and then sends an instruction to the brake and trunk light control unit 56 to control it to turn on the trunk light.

In summary, the intelligent lighting control system of the present utility model utilizes the rainfall and sunlight monitoring unit 40, the steering angle monitoring unit 30, etc. to monitor the current environmental conditions or the operating conditions of the vehicle, or collect the current vehicle speed, door status signal, backup trunk opening, etc., and then use the intelligent lighting control unit 10 to make judgments based on the monitored environmental conditions, vehicle operating conditions, door opening and closing conditions, or trunk opening and closing conditions, so as to know which specific position of the vehicle should be opened. lights, and control the combination lamp control unit 50 to perform relevant operations on the corresponding lights, so as to realize the purpose of automatically controlling the vehicle lighting system, so that the driver can have more time and energy to correctly judge the driving situation and take appropriate actions in time. Therefore, some existing dangers are eliminated to a large extent, and it is possible to drive safely and comfortably.

The above are only preferred embodiments of the present utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with preferred embodiments, it is not intended to limit the utility model. Any Those who are familiar with this profession, without departing from the scope of the technical solution of the present utility model, can use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but all without departing from the technical solution of the utility model Content, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model still belong to the scope of the technical solution of the utility model.

Claims (10)

1. An intelligent lighting control system, characterized in that it comprises an intelligent lighting control unit, a control state monitoring unit, a steering angle monitoring unit and a combination lamp control unit, and the intelligent lighting control unit communicates with the control state monitoring unit, The steering angle monitoring unit is connected to the combination lamp control unit, the control state monitoring unit is used to monitor the control state of the intelligent lighting control system, and the intelligent lighting control unit judges whether it is in the intelligent control state at the moment; the steering angle monitoring unit is used to monitor The steering angle of the vehicle; the corresponding relationship between the vehicle speed and the turn-on angle limit of the turn signal is stored in the intelligent lighting control unit, and the corresponding turn-on angle limit is determined according to the current vehicle speed; when the vehicle is in the intelligent control state, if the current If the steering angle is greater than or equal to the current vehicle speed right turn signal turn-on angle limit or is less than or equal to the current vehicle speed left turn signal turn-on angle limit, the intelligent lighting control unit controls the combination lamp control unit to turn on the vehicle turn signal. 2. The intelligent lighting control system according to claim 1, wherein the intelligent lighting control unit is connected to the control state monitoring unit and the combination lamp control unit through the LIN bus, and connected to the steering angle monitoring unit through the CAN bus. 3. The intelligent lighting control system according to claim 1, characterized in that, the intelligent lighting control system also includes a rainfall and sunlight monitoring unit, and the rainfall and sunlight monitoring unit is used to monitor the ambient light brightness around the vehicle; The lighting control unit stores the brightness limit for turning on the headlights; when the vehicle is in an intelligent control state, if the ambient light brightness is less than the brightness limit for turning on the headlights, the smart lighting control unit controls the combination lamp control unit to turn on Vehicle headlights. 4. The intelligent lighting control system according to claim 1, characterized in that, the intelligent lighting control system also includes a rainfall and sunlight monitoring unit, and the rainfall and sunlight monitoring unit is used to monitor the amount of rainfall; Stored danger warning lamp turn-on limit; when the vehicle is in the intelligent control state, if the current rainfall is greater than the danger warning light turn-on limit, the intelligent lighting control unit controls the combined light control unit to turn on the danger warning light. 5. The intelligent lighting control system according to claim 3 or 4, characterized in that, the intelligent lighting control unit is connected with the rainfall and sunlight monitoring unit through a CAN bus. 6. The intelligent lighting control system according to claim 3 or 4, wherein the combination lamp control unit comprises a left front combination lamp control unit, a right front combination lamp control unit, a left rear combination lamp control unit, a right rear combination lamp control unit, and a right rear combination lamp control unit. control unit. 7. The intelligent lighting control system according to claim 1, wherein the combination lamp control unit includes an indoor combination lamp control unit, and when the vehicle is in an intelligent control state, if the current vehicle speed is zero, the intelligent lighting control unit operates according to The door state signal collected by the vehicle bus controls the indoor combination lamp control unit to turn on the indoor combination lamp. 8. The intelligent lighting control system according to claim 7, wherein the door state signal is shared to the vehicle bus by the vehicle body controller, the keyless entry system or the keyless start system. 9. The intelligent lighting control system according to claim 1, wherein the combination lamp control unit includes a brake and trunk light control unit, and when the vehicle is in an intelligent control state, if the intelligent lighting control unit is controlled by the vehicle bus The collected information knows that the vehicle is performing a braking action, and then controls the brake and taillight control unit to turn on the brake light. 10. The intelligent lighting control system according to claim 1, wherein the combined light control unit includes a brake and trunk light control unit, and when the vehicle is in an intelligent control state, if the intelligent lighting control unit is controlled by the vehicle bus The collected information knows that the vehicle is opening the trunk, and then controls the brake and the trunk light control unit to turn on the trunk light.

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