CN211519378U - Automobile safety auxiliary system - Google Patents
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- CN211519378U CN211519378U CN201921272915.2U CN201921272915U CN211519378U CN 211519378 U CN211519378 U CN 211519378U CN 201921272915 U CN201921272915 U CN 201921272915U CN 211519378 U CN211519378 U CN 211519378U
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Abstract
The utility model provides an automobile safety auxiliary system, including intelligent auxiliary controller, the central point puts the left rear-view mirror that is equipped with left vision sensor, the central point puts the right rear-view mirror that is equipped with right vision sensor, drive left vision sensor and left rear-view mirror together around its vertical axis relative automobile body side to side pivoted first step motor, drive right vision sensor and right rear-view mirror together around its vertical axis relative automobile body side to side pivoted second step motor, drive left vision sensor and left rear-view mirror together around its horizontal axis vertical rotation's third step motor, drive right vision sensor and right rear-view mirror together around its horizontal axis vertical rotation's fourth step motor, drive central rear-view mirror around its horizontal axis vertical rotation's fifth step motor, the vertical range finding sensor in rear of the car, wireless communication device and rear of the car warning screen; the utility model discloses can survey the car rear side environment and carry out necessary automatic intervention, improve safe driving.
Description
Technical Field
The utility model belongs to the technical field of the car technique and specifically relates to an automobile safety auxiliary system.
Background
As the number of vehicles running on a road is increasing, the safety problem of driving the vehicles is increasingly highlighted, such as a collision accident of the electric bicycle following the vehicle just stopped after the vehicle opens the door, a possible traffic accident caused by dazzling of a rear vehicle immediately behind the vehicle when the vehicle runs at night when a high beam of the rear vehicle is hit on a rearview mirror, a traffic accident caused by the situation that a driver changes lanes randomly when the vehicle does not consider the vehicle behind a side lane, and the like. At present, the automobile safety auxiliary device which can be used for avoiding the accidents is not found in the automobile. The utility model discloses the technique introduction has visual sensor, range finding sensor and the intelligent auxiliary control ware that has infrared function, to being equipped with the utility model discloses the car safety auxiliary system of technique can avoid the emergence of above-mentioned accident through timely automatic intervention or warning, can alleviate driver's intensity of labour, improves safety, has better practical value and application prospect.
Disclosure of Invention
The utility model provides a car safety auxiliary system can carry out automatic detection to environment or car side environment behind the car to automatic supplementary motorist's safe driving.
The utility model adopts the following technical scheme.
An automobile safety auxiliary system comprises an intelligent auxiliary controller, a left rearview mirror with a left vision sensor at the center, the rear-view mirror is provided with a right vision sensor at the central position, a first stepping motor which drives the left vision sensor and the left-view mirror to rotate left and right relative to the vehicle body around a vertical rotating shaft of the left vision sensor and the left-view mirror together, a second stepping motor which drives the right vision sensor and the right-view mirror to rotate left and right relative to the vehicle body around a vertical rotating shaft of the right vision sensor and the right-view mirror together, a third stepping motor which drives the left vision sensor and the left-view mirror to rotate up and down around a horizontal rotating shaft of the left vision sensor and the left-view mirror together, a fourth stepping motor which drives the right vision sensor and the right-view mirror to rotate up and down around a horizontal rotating shaft of the right vision sensor and the right-view mirror; the vehicle tail longitudinal distance measuring sensor and the vehicle tail warning screen are arranged at the tail part of the vehicle;
the intelligent auxiliary controller is directly connected with the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor, the fifth stepping motor, the vehicle tail longitudinal distance measuring sensor, the wireless communication device and the vehicle tail warning screen, and can drive and control the independent rotation and the rotation angle of each stepping motor according to a preset control rule;
once the automobile is started, the intelligent auxiliary controller always makes the left and right rearview mirrors, the left and right vision sensors and the central rearview mirror in the optimal vision state of the driver and the intelligent auxiliary controller through the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor immediately; when the automobile runs, the intelligent auxiliary controller always leads the following vehicle of the left adjacent lane or the right adjacent lane to be positioned at the midpoint of the left visual sensor or the right visual sensor through the related stepping motor.
The intelligent auxiliary controller is connected with the vehicle control unit, vehicle speed sensor information is obtained through the vehicle control unit, image information, distance and approaching speed of adjacent lanes following the vehicle are obtained through calculation and analysis by combining the obtained angles of the left or right vision sensor, the left or right rearview mirror relative to the vehicle body and the information of the vehicle tail longitudinal distance measuring sensor, and if necessary, the vehicle control unit is used for realizing control over a vehicle lamp control system, an electric control power-assisted steering system, a walking brake system and a vehicle door electric control lock system and providing related warning information on an instrument panel display screen and a vehicle tail warning screen; the instrument panel display screen can be used for displaying images of the front and the lane of a rear coming vehicle, the distance and the approaching speed of the coming vehicle, the on-off state of a high beam of the rear vehicle at night, and giving characters and sound and light warning information. The vehicle tail warning screen is used for emitting red characters to warn emergency braking, parking danger or close relevant character information of a high beam;
the left and right vision sensors have infrared photosensitive function, so that the rear lamp light and the brightness thereof can be conveniently recognized at night, and the optical axis lines of the left and right vision sensors are perpendicular to the corresponding left and right rearview mirror surfaces and respectively and mainly face the left rear side and the right rear side of the automobile. The intelligent auxiliary controller independently or synchronously drives and controls the rotation and the rotation angle of the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor or the fifth stepping motor according to a preset rule so as to realize that the left and right vision sensors always track and identify the related targets behind the vehicle and the approach degree of the related targets, eliminate the left and right vision blind areas of a driver, give related warning information through a double-flashing light, a brake light, a vehicle tail warning screen and an instrument panel display screen in time, or automatically adjust the horizontal angle of the related rearview mirror, and avoid the dazzling interference of a high beam of a rear-side vehicle to the driver at night.
The image signals of the left and right vision sensors are led to the intelligent auxiliary controller through the rotating shaft center inner hole signal wires of the left and right rearview mirrors, or are directly and wirelessly output and transmitted to the wireless communication device of the intelligent auxiliary controller fixed on the vehicle body.
The intelligent auxiliary controller can also automatically transmit the head image information of the vehicle which is forced to pass through the vehicle by driving the high beam from the side of the vehicle at night to a computer workstation of a traffic supervision department through the wireless communication device.
When the automobile provided with the intelligent auxiliary controller starts to park, the intelligent auxiliary controller immediately turns on the double-flash lamp and the brake lamp through the whole automobile controller, and simultaneously gives out warning information for parking collision avoidance through the tail warning screen; when a driver just turns a steering wheel to plan lane changing or turning, the intelligent auxiliary controller immediately enables the steering lamps on the corresponding sides to automatically work through the vehicle control unit and gives out warning information on the vehicle tail warning screen.
The intelligent auxiliary controller is formed by machine learning training in advance, has the function of enabling the left vision sensor or the right vision sensor to automatically track the target on the left rear side or the right rear side of the vehicle, always keeps the tracked target such as the vehicle head at the midpoint of the left vision sensor or the right vision sensor, and can judge the distance, the direction and the approaching speed of the tracked target and the vehicle according to the image size of the tracked target on the left vision sensor or the right vision sensor at a plurality of preset adjacent moments and the change of the angle of the left rear view mirror or the right rear view mirror relative to the vehicle body; in order to ensure the reliability of the calculation of the distance and the direction of the tracked object, the intelligent auxiliary controller also calls a vehicle tail longitudinal distance measuring sensor in real time, and comprehensively calculates and finally determines the distance, the direction and the approaching speed of the tracked object according to a preset rule by combining the image information of the left or right vision sensor, the angle of the left or right rearview mirror relative to the vehicle body and the distance information of the vehicle tail longitudinal distance measuring sensor;
in addition, the intelligent auxiliary controller is also trained through machine learning, and has the capability of calculating and identifying the intensity and the distance of the rear vehicle high beam through the image characteristics and the brightness of the left visual sensor or the right visual sensor and the angle of the left or right rearview mirror relative to the vehicle body at night; in order to improve the reliability of distance calculation during specific work, the intelligent auxiliary controller also calls the distance information of the vehicle tail longitudinal distance measuring sensor in real time, combines the image information of the left or right vision sensor and the brightness thereof, the angle of the left or right rearview mirror relative to the vehicle body and the distance information of the vehicle tail longitudinal distance measuring sensor, calculates comprehensively according to a preset rule, and finally determines the distance, the direction, the approaching speed and the brightness of the rear vehicle high beam.
When the automobile carrying the automobile safety auxiliary system is powered on, the intelligent auxiliary controller and the whole automobile controller are started to enter a working state. Once the automobile enters a working state, the intelligent auxiliary controller automatically and intelligently adjusts the rotating angles of the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor according to the rule of the intelligent auxiliary controller, so that the left rear view mirror and the right rear view mirror together with the visual sensors of the left rear view mirror and the right rear view mirror and the central rear view mirror face to proper positions on the left rear side, the right rear side and the rear of the center of the automobile respectively, and the left rear view mirror and the right rear view mirror as well as the visual sensors and the central rear view mirror of the left rear view mirror and the right rear view mirror can obtain sufficient views;
in the process of driving the automobile, according to the height of the automobile, the intelligent auxiliary controller enables the left rear view mirror and the right rear view mirror together with the left vision sensor and the right vision sensor to align with a left adjacent lane or a right adjacent lane of the automobile where the intelligent auxiliary controller is located and a following automobile of the lane where the intelligent auxiliary controller is located through regulating and controlling the angles of the first stepping motor, the second stepping motor, the third stepping motor and the fourth stepping motor according to a preset time rule and a preset calculation rule, enables the left rear view mirror and the right rear view mirror and the left vision sensor and the right vision sensor to fall in the central position of the left vision sensor and the right vision sensor all the time, and then continuously calculates and judges the distance, the direction and the approaching speed of the following automobiles and the following automobiles according to series image information of the same tracking objects of the left vision sensor or the right vision sensor; when the following vehicle approaches to a certain degree from the left side or the right side and surpasses the vehicle from an adjacent road according to the current approaching speed, the intelligent auxiliary controller is combined with the whole vehicle controller, and the image of the head of the vehicle, the lane where the image is located, characters and acousto-optic warning information are displayed on the instrument panel immediately, so that the intelligent auxiliary controller can timely remind a driver of the approaching direction, distance and approaching speed of the following vehicle in advance, the intelligent auxiliary controller does not perform dangerous actions of lane changing and turning which possibly cause collision, and meanwhile, the warning information of careful driving is timely given to the following vehicle by red characters on the warning screen at the tail of the vehicle;
in the driving process of the automobile, when judging that the lane change or turning operation of the driver possibly causes the collision danger between the automobile and a following automobile overtaking the automobile, the intelligent auxiliary controller is combined with the whole automobile controller, the panel board display screen gives out sound and light warning information at a higher frequency, simultaneously, the intelligent auxiliary controller immediately excites the double-flash lamp to work, red characters are arranged on the tail warning screen, the warning information of collision and deceleration is given to the following automobile, meanwhile, the electric control power-assisted steering system immediately does not work, the driving demand strength of lane change or turning is greatly increased, and a certain braking force is applied to the walking brake when necessary, so that the driving behavior of changing lane or turning lane by the driver in a reckless way or turning operation can be timely eliminated until the following automobile exceeds and leaves a sufficient safety distance;
if the intelligent auxiliary controller judges that safe lane changing or turning can be carried out, the intelligent auxiliary controller immediately passes through the vehicle control unit, so that a steering lamp on the lane changing or turning side of the vehicle immediately works, the vehicle tail warning screen immediately and simultaneously gives warning information of left turning or right turning, and the work of the steering lamp and the vehicle tail warning screen is stopped until the vehicle finishes lane changing or turning. The intelligent auxiliary controller automatically starts the function when turning or changing lanes starts even if the driver does not manually start the turn light.
When the automobile provided with the automobile safety auxiliary system runs at night, the intelligent auxiliary controller is used for finding that a following automobile of an adjacent lane or a lane where the following automobile is located is gradually close to a certain degree through comprehensive calculation by virtue of the left or right vision sensor and the automobile tail longitudinal distance measuring sensor, immediately combining the whole automobile controller to turn on double flashing lights of the automobile lighting system, and simultaneously giving danger warning information to the following automobile with the high-beam and the driver of the automobile through the automobile tail warning screen and the instrument panel display screen respectively to prompt the driver of the following automobile to immediately convert the high-beam into a common headlamp until the high-beam of the following automobile is turned off;
if the following vehicle does not look at the danger warning of the vehicle, the following vehicle is continuously turned on to exceed the vehicle, and the driving state of the following vehicle reaches the preset danger degree, the intelligent auxiliary controller immediately and automatically adjusts the third stepping motor, the fourth stepping motor and the fifth stepping motor simultaneously at the moment of making the judgment, so that the left rearview mirror, the right rearview mirror and the central rearview mirror respectively rotate downwards by a corresponding angle, the dazzling interference of the high beam on the driver of the vehicle is immediately and automatically eliminated, and traffic accidents possibly caused by the high beam are avoided;
when the rear-mounted vehicle exceeds the vehicle for a certain distance, the intelligent auxiliary controller immediately adjusts the third stepping motor, the fourth stepping motor and the fifth stepping motor to enable the left rearview mirror, the right rearview mirror and the central rearview mirror to respectively rotate upwards by a corresponding angle, replies the normal monitoring functions of each rearview mirror and the left vision sensor and the right vision sensor, and closes the double-flashing light and each warning system by combining the whole vehicle controller. In this case, the intelligent auxiliary controller also automatically uploads the image information of the head of the vehicle which is opened to pass the vehicle with the high beam and the state information of the high beam to a computer network station of a local traffic management department through the wireless communication device of the intelligent auxiliary controller.
When the vehicle loaded with the safety auxiliary system is calculated and judged to start braking or emergency braking in high-speed running, the intelligent auxiliary controller immediately calls a plurality of series of image information and longitudinal distance sensor information of the left and right vision sensors about the tracked rear accompanying vehicle to comprehensively calculate and judge the distance and the approaching speed of the immediately following vehicle on the same lane; when the current vehicle speed, the brake deceleration and the approaching vehicle speed of the following vehicle on the same lane are calculated and judged, and no collision accident with the following vehicle caused by the brake of the vehicle can occur, the intelligent auxiliary controller is immediately combined with the whole vehicle controller to enable the double-flashing lamp and the brake lamp to work immediately and enable the vehicle tail warning screen to display brake information, and meanwhile, under the condition that the brake state of a driver is not interfered, the driver is informed to approach the vehicle to the rightmost side of the road gradually and decelerate gradually through the panel display screen with sound and light warning information under the safety condition.
When the intelligent auxiliary controller calculates and judges that the braking force at the moment causes the collision danger with a following vehicle, the intelligent auxiliary controller combines the whole vehicle controller and the walking braking system, immediately ignores the braking action of a driver, keeps the vehicle moving forward at the original vehicle speed, and simultaneously informs the driver that the braking operation cannot be carried out at the moment through an instrument panel display screen with sound and light warning information until the driver gives up the braking action.
When the vehicle is safely stopped and flamed out, the intelligent auxiliary controller and the vehicle controller are set to lag behind for a certain time and then completely stop working so as to ensure that enough time is available before a driver and passengers get off the vehicle door, so that the intelligent auxiliary controller can continuously monitor and calculate whether the vehicle comes close to the safety and judge whether the vehicle comes along with the vehicle, and start a vehicle door electric control lock system;
when the calculation and judgment result shows that the following electric bicycle comprises the danger that the following electric bicycle possibly collides with the to-be-opened vehicle door, the intelligent auxiliary controller immediately locks all the vehicle doors again through the vehicle control unit, so that a driver and a passenger cannot open the vehicle doors immediately, and meanwhile, the double flashing lamps and the instrument panel display screen work to send out sound and light warning information to the vehicle inside and the vehicle outside to remind the driver and the vehicle outside to pay attention to the peripheral safety. Only when the door is opened and accidents do not happen at the moment through monitoring and judging, the intelligent auxiliary controller can not send a command of locking the door again.
As long as the vehicle stops, the intelligent auxiliary controller immediately gives out red and obvious parking character information through the vehicle tail warning screen and enables the double-flashing light to work until the preset time is continued, and the information display and the double-flashing light are turned off.
The effective distance measuring distance of the vehicle tail longitudinal distance measuring sensor is 0 to hundreds of meters, the visual sensor is any visual sensor with an infrared light sensing function, and the visual distance of the visual sensor is 0 to hundreds of meters; the safety auxiliary system is suitable for various automobiles and various electric automobiles which take the traditional internal combustion engine as power.
The utility model is suitable for a various cars and various electric automobile that traditional internal-combustion engine is power, through introducing vision sensor, range finding sensor and the intelligent auxiliary control ware that has infrared function to and the mode of time intervention or warning, can reduce the emergence of car accident, alleviate driver's intensity of labour, improve safety, have better practical value and application prospect.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a schematic diagram of the connection principle of the present invention;
FIG. 2 is a schematic view of a visual sensor arrangement;
in the figure: 1-right rear-view mirror; 2-left rear-view mirror; 3-central rear view mirror; 4-a vision sensor; 5-a rotating shaft.
Detailed Description
As shown in fig. 1-2, an automobile safety auxiliary system comprises an intelligent auxiliary controller, a left rearview mirror with a left vision sensor at the center, the rear-view mirror is provided with a right vision sensor at the central position, a first stepping motor which drives the left vision sensor and the left-view mirror to rotate left and right relative to the vehicle body around a vertical rotating shaft of the left vision sensor and the left-view mirror together, a second stepping motor which drives the right vision sensor and the right-view mirror to rotate left and right relative to the vehicle body around a vertical rotating shaft of the right vision sensor and the right-view mirror together, a third stepping motor which drives the left vision sensor and the left-view mirror to rotate up and down around a horizontal rotating shaft of the left vision sensor and the left-view mirror together, a fourth stepping motor which drives the right vision sensor and the right-view mirror to rotate up and down around a horizontal rotating shaft of the right vision sensor and the right-view mirror;
the vehicle tail longitudinal distance measuring sensor and the vehicle tail warning screen are arranged at the tail part of the vehicle; the intelligent auxiliary controller is directly connected with the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor, the fifth stepping motor, the vehicle tail longitudinal distance measuring sensor, the wireless communication device and the vehicle tail warning screen, and can drive and control the independent rotation and the rotation angle of each stepping motor according to a preset control rule;
once the automobile is started, the intelligent auxiliary controller always makes the left and right rearview mirrors, the left and right vision sensors and the central rearview mirror in the optimal vision state of the driver and the intelligent auxiliary controller through the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor immediately; when the automobile runs, the intelligent auxiliary controller always leads the following vehicle of the left adjacent lane or the right adjacent lane to be positioned at the midpoint of the left visual sensor or the right visual sensor through the related stepping motor.
The intelligent auxiliary controller is connected with the vehicle control unit, vehicle speed sensor information is obtained through the vehicle control unit, image information, distance and approaching speed of adjacent lanes following the vehicle are obtained through calculation and analysis by combining the obtained angles of the left or right vision sensor, the left or right rearview mirror relative to the vehicle body and the information of the vehicle tail longitudinal distance measuring sensor, and if necessary, the vehicle control unit is used for realizing control over a vehicle lamp control system, an electric control power-assisted steering system, a walking brake system and a vehicle door electric control lock system and providing related warning information on an instrument panel display screen and a vehicle tail warning screen; the instrument panel display screen can be used for displaying images of the front and the lane of a rear coming vehicle, the distance and the approaching speed of the coming vehicle, the on-off state of a high beam of the rear vehicle at night, and giving characters and sound and light warning information. The vehicle tail warning screen is used for emitting red characters to warn emergency braking, parking danger or close relevant character information of a high beam;
the left and right vision sensors have infrared photosensitive function, so that the rear lamp light and the brightness thereof can be conveniently recognized at night, and the optical axis lines of the left and right vision sensors are perpendicular to the corresponding left and right rearview mirror surfaces and respectively and mainly face the left rear side and the right rear side of the automobile. The intelligent auxiliary controller independently or synchronously drives and controls the rotation and the rotation angle of the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor or the fifth stepping motor according to a preset rule so as to realize that the left and right vision sensors always track and identify the related targets behind the vehicle and the approach degree of the related targets, eliminate the left and right vision blind areas of a driver, give related warning information through a double-flashing light, a brake light, a vehicle tail warning screen and an instrument panel display screen in time, or automatically adjust the horizontal angle of the related rearview mirror, and avoid the dazzling interference of a high beam of a rear-side vehicle to the driver at night.
The image signals of the left and right vision sensors are led to the intelligent auxiliary controller through the rotating shaft center inner hole signal wires of the left and right rearview mirrors, or are directly and wirelessly output and transmitted to the wireless communication device of the intelligent auxiliary controller fixed on the vehicle body.
The intelligent auxiliary controller can also automatically transmit the head image information of the vehicle which is forced to pass through the vehicle by driving the high beam from the side of the vehicle at night to a computer workstation of a traffic supervision department through the wireless communication device.
When the automobile provided with the intelligent auxiliary controller starts to park, the intelligent auxiliary controller immediately turns on the double-flash lamp and the brake lamp through the whole automobile controller, and simultaneously gives out warning information for parking collision avoidance through the tail warning screen; when a driver just turns a steering wheel to plan lane changing or turning, the intelligent auxiliary controller immediately enables the steering lamps on the corresponding sides to automatically work through the vehicle control unit and gives out warning information on the vehicle tail warning screen.
When the automobile carrying the automobile safety auxiliary system is powered on, the intelligent auxiliary controller and the whole automobile controller are started to enter a working state. Once the automobile enters a working state, the intelligent auxiliary controller automatically and intelligently adjusts the rotating angles of the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor according to the rule of the intelligent auxiliary controller, so that the left rear view mirror and the right rear view mirror together with the visual sensors of the left rear view mirror and the right rear view mirror and the central rear view mirror face to proper positions on the left rear side, the right rear side and the rear of the center of the automobile respectively, and the left rear view mirror and the right rear view mirror as well as the visual sensors and the central rear view mirror of the left rear view mirror and the right rear view mirror can obtain sufficient views;
in the process of driving the automobile, according to the height of the automobile, the intelligent auxiliary controller enables the left rear view mirror and the right rear view mirror together with the left vision sensor and the right vision sensor to align with a left adjacent lane or a right adjacent lane of the automobile where the intelligent auxiliary controller is located and a following automobile of the lane where the intelligent auxiliary controller is located through regulating and controlling the angles of the first stepping motor, the second stepping motor, the third stepping motor and the fourth stepping motor according to a preset time rule and a preset calculation rule, enables the left rear view mirror and the right rear view mirror and the left vision sensor and the right vision sensor to fall in the central position of the left vision sensor and the right vision sensor all the time, and then continuously calculates and judges the distance, the direction and the approaching speed of the following automobiles and the following automobiles according to series image information of the same tracking objects of the left vision sensor or the right vision sensor; when the following vehicle approaches to a certain degree from the left side or the right side and surpasses the vehicle from an adjacent road according to the current approaching speed, the intelligent auxiliary controller is combined with the whole vehicle controller, and the image of the head of the vehicle, the lane where the image is located, characters and acousto-optic warning information are displayed on the instrument panel immediately, so that the intelligent auxiliary controller can timely remind a driver of the approaching direction, distance and approaching speed of the following vehicle in advance, the intelligent auxiliary controller does not perform dangerous actions of lane changing and turning which possibly cause collision, and meanwhile, the warning information of careful driving is timely given to the following vehicle by red characters on the warning screen at the tail of the vehicle;
in the driving process of the automobile, when judging that the lane change or turning operation of the driver possibly causes the collision danger between the automobile and a following automobile overtaking the automobile, the intelligent auxiliary controller is combined with the whole automobile controller, the panel board display screen gives out sound and light warning information at a higher frequency, simultaneously, the intelligent auxiliary controller immediately excites the double-flash lamp to work, red characters are arranged on the tail warning screen, the warning information of collision and deceleration is given to the following automobile, meanwhile, the electric control power-assisted steering system immediately does not work, the driving demand strength of lane change or turning is greatly increased, and a certain braking force is applied to the walking brake when necessary, so that the driving behavior of changing lane or turning lane by the driver in a reckless way or turning operation can be timely eliminated until the following automobile exceeds and leaves a sufficient safety distance;
if the intelligent auxiliary controller judges that safe lane changing or turning can be carried out, the intelligent auxiliary controller immediately passes through the vehicle control unit, so that a steering lamp on the lane changing or turning side of the vehicle immediately works, the vehicle tail warning screen immediately and simultaneously gives warning information of left turning or right turning, and the work of the steering lamp and the vehicle tail warning screen is stopped until the vehicle finishes lane changing or turning. The intelligent auxiliary controller automatically starts the function when turning or changing lanes starts even if the driver does not manually start the turn light.
When the automobile provided with the automobile safety auxiliary system runs at night, the intelligent auxiliary controller is used for finding that a following automobile of an adjacent lane or a lane where the following automobile is located is gradually close to a certain degree through comprehensive calculation by virtue of the left or right vision sensor and the automobile tail longitudinal distance measuring sensor, immediately combining the whole automobile controller to turn on double flashing lights of the automobile lighting system, and simultaneously giving danger warning information to the following automobile with the high-beam and the driver of the automobile through the automobile tail warning screen and the instrument panel display screen respectively to prompt the driver of the following automobile to immediately convert the high-beam into a common headlamp until the high-beam of the following automobile is turned off;
if the following vehicle does not look at the danger warning of the vehicle, the following vehicle is continuously turned on to exceed the vehicle, and the driving state of the following vehicle reaches the preset danger degree, the intelligent auxiliary controller immediately and automatically adjusts the third stepping motor, the fourth stepping motor and the fifth stepping motor simultaneously at the moment of making the judgment, so that the left rearview mirror, the right rearview mirror and the central rearview mirror respectively rotate downwards by a corresponding angle, the dazzling interference of the high beam on the driver of the vehicle is immediately and automatically eliminated, and traffic accidents possibly caused by the high beam are avoided;
when the rear-mounted vehicle exceeds the vehicle for a certain distance, the intelligent auxiliary controller immediately adjusts the third stepping motor, the fourth stepping motor and the fifth stepping motor to enable the left rearview mirror, the right rearview mirror and the central rearview mirror to respectively rotate upwards by a corresponding angle, replies the normal monitoring functions of each rearview mirror and the left vision sensor and the right vision sensor, and closes the double-flashing light and each warning system by combining the whole vehicle controller. In this case, the intelligent auxiliary controller also automatically uploads the image information of the head of the vehicle which is opened to pass the vehicle with the high beam and the state information of the high beam to a computer network station of a local traffic management department through the wireless communication device of the intelligent auxiliary controller.
When the vehicle loaded with the safety auxiliary system is calculated and judged to start braking or emergency braking in high-speed running, the intelligent auxiliary controller immediately calls a plurality of series of image information and longitudinal distance sensor information of the left and right vision sensors about the tracked rear accompanying vehicle to comprehensively calculate and judge the distance and the approaching speed of the immediately following vehicle on the same lane; when the current vehicle speed, the brake deceleration and the approaching vehicle speed of the following vehicle on the same lane are calculated and judged, and no collision accident with the following vehicle caused by the brake of the vehicle can occur, the intelligent auxiliary controller is immediately combined with the whole vehicle controller to enable the double-flashing lamp and the brake lamp to work immediately and enable the vehicle tail warning screen to display brake information, and meanwhile, under the condition that the brake state of a driver is not interfered, the driver is informed to approach the vehicle to the rightmost side of the road gradually and decelerate gradually through the panel display screen with sound and light warning information under the safety condition.
When the intelligent auxiliary controller calculates and judges that the braking force at the moment causes the collision danger with a following vehicle, the intelligent auxiliary controller combines the whole vehicle controller and the walking braking system, immediately ignores the braking action of a driver, keeps the vehicle moving forward at the original vehicle speed, and simultaneously informs the driver that the braking operation cannot be carried out at the moment through an instrument panel display screen with sound and light warning information until the driver gives up the braking action.
When the vehicle is safely stopped and flamed out, the intelligent auxiliary controller and the vehicle controller are set to lag behind for a certain time and then completely stop working so as to ensure that enough time is available before a driver and passengers get off the vehicle door, so that the intelligent auxiliary controller can continuously monitor and calculate whether the vehicle comes close to the safety and judge whether the vehicle comes along with the vehicle, and start a vehicle door electric control lock system;
when the calculation and judgment result shows that the following electric bicycle comprises the danger that the following electric bicycle possibly collides with the to-be-opened vehicle door, the intelligent auxiliary controller immediately locks all the vehicle doors again through the vehicle control unit, so that a driver and a passenger cannot open the vehicle doors immediately, and meanwhile, the double flashing lamps and the instrument panel display screen work to send out sound and light warning information to the vehicle inside and the vehicle outside to remind the driver and the vehicle outside to pay attention to the peripheral safety. Only when the door is opened and accidents do not happen at the moment through monitoring and judging, the intelligent auxiliary controller can not send a command of locking the door again.
As long as the vehicle stops, the intelligent auxiliary controller immediately gives out red and obvious parking character information through the vehicle tail warning screen and enables the double-flashing light to work until the preset time is continued, and the information display and the double-flashing light are turned off.
The effective distance measuring distance of the vehicle tail longitudinal distance measuring sensor is 0 to hundreds of meters, the visual sensor is any visual sensor with an infrared light sensing function, and the visual distance of the visual sensor is 0 to hundreds of meters; the safety auxiliary system is suitable for various automobiles and various electric automobiles which take the traditional internal combustion engine as power.
Example (b):
an automobile safety auxiliary system comprises a visual sensor, a left rear-view mirror, a right rear-view mirror, a stepping motor, a vehicle tail longitudinal distance measuring sensor, a vehicle tail warning screen and an intelligent auxiliary controller; the vision sensor 4 comprises a plurality of vision sensors with infrared light sensing functions for monitoring the environment behind or beside the vehicle, and each vision sensor is divided into a left vision component and a right vision component according to the installation position of the vision sensor; the left vision sensor is arranged at the center of the left rearview mirror, and the right vision sensor is arranged at the center of the right rearview mirror; the detection direction of the vision sensor is vertical to the mirror surfaces of the left rearview mirror and the right rearview mirror where the vision sensor is located; the left rearview mirror and the right rearview mirror can rotate left and right to track a target and eliminate detection dead angles of the vision sensor; the left rearview mirror, the right rearview mirror and the central rearview mirror can rotate up and down to enlarge the visual field or reduce the dazzling influence of external strong light; the intelligent auxiliary controller monitors the environment behind the vehicle by using the visual sensor and executes corresponding intervention actions when dangerous events occur in the environment behind the vehicle.
The left and right rotation actions of the left rearview mirror and the right rearview mirror are rotation around the vertical rotating shaft 5 and relative to the vehicle body, and the left and right rotation actions are driven by a first stepping motor or a second stepping motor; the left rearview mirror, the right rearview mirror and the central rearview mirror are driven by a third stepping motor set, a fourth stepping motor and a fifth stepping motor respectively to rotate up and down.
The left and right vision sensors are connected with the intelligent auxiliary controller through cables in a rotating shaft of the rearview mirror or are connected with the wireless communication device of the intelligent auxiliary controller in a wireless connection mode; the intelligent auxiliary controller is connected with the whole vehicle controller through an automobile bus or a wire harness; the intelligent auxiliary controller is connected with the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor to control the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor.
The intelligent auxiliary controller can display the environment information behind the vehicle through a display screen in the cab of the vehicle, the displayed environment information behind the vehicle comprises images of the head of the vehicle behind the vehicle, images of lanes where the vehicle behind the vehicle is located, the distance between the vehicle behind the vehicle and the vehicle behind the vehicle, the approaching speed of the vehicle behind the vehicle relative to the vehicle, and characters and warning information given by the intelligent auxiliary controller, and when the environment is at night, the displayed environment information behind the vehicle further comprises the on-off state of a high beam of the vehicle behind the vehicle.
When the intelligent auxiliary controller continuously learns the different-time images of the coming vehicle behind the same vehicle and the corresponding angles of the left or right rearview mirrors relative to the vehicle body through the vision sensor according to the preset frequency, the intelligent auxiliary controller can track and monitor the coming vehicle behind through the vision sensor so as to obtain the direction, the distance and the approaching speed information of the coming vehicle relative to the coming vehicle in real time, and calculate and judge whether the coming vehicle is in the state of driving a high beam and the brightness thereof at night.
The intelligent auxiliary controller automatically calls a longitudinal distance measuring sensor at the rear side of the vehicle to carry out distance detection when the distance of a following vehicle is difficult to accurately calculate and judge only by monitoring information of the left vision sensor or the right vision sensor, and then carries out comprehensive calculation and judgment on the relative direction, the distance and the approaching speed of the following vehicle by combining a series of vision images of the same tracking object transmitted by the vision sensor of the left or the right rearview mirror and the angle of the left or the right rearview mirror relative to the vehicle body.
The intelligent auxiliary controller can send out red character prompts through the tail warning screen, wherein the red character prompts comprise character information for prompting a coming vehicle behind to close a high beam or warning information for prompting the coming vehicle behind to be related to driving danger;
when the vehicle carried by the vehicle safety auxiliary system is powered on, the vehicle control unit and the intelligent auxiliary controller are immediately started to enter a working state. Once the automobile enters a working state, the intelligent auxiliary controller automatically and intelligently adjusts the left and right rotation angles of the left and right rearview mirrors or automatically and intelligently adjusts the up and down rotation angles of the left and right rearview mirrors and the central rearview mirror so that the vision sensors or the rearview mirrors at the rearview mirrors respectively face to proper positions behind the automobile, the driver or the intelligent auxiliary controller can obtain sufficient rear vision of the automobile, and the driving safety of the automobile is ensured; in the driving process of the automobile, the intelligent auxiliary controller always keeps the rear part of the left adjacent lane or the right adjacent lane to be located at the midpoint of the left visual sensor or the right visual sensor along with the automobile head through the related stepping motor.
In the driving process of the automobile, the intelligent auxiliary controller is combined with the whole automobile controller according to an independent preset time rule and a calculation logic judgment criterion, the left or right vision sensor, the left or right rearview mirror relative automobile body angle and the automobile rear longitudinal distance measurement sensor are used for monitoring, calculating and judging the distances and the approaching speeds of the left rear side, the right rear side and the right rear side of the automobile in real time, when the distances are smaller than corresponding respective set values, the automobile panel display screen in the automobile is used for displaying images of the head of the automobile coming from the rear and the lane, characters, sound and light information of the automobile to remind a driver or the whole automobile controller of the approaching direction, distance and approaching speed of the automobile behind, and meanwhile, the automobile rear warning screen is provided with red characters and numbers to give warning information of related caution or danger to the following automobile in time.
When the automobile provided with the automobile safety auxiliary system runs at night, the intelligent auxiliary controller senses the brightness of a high beam of a following vehicle, the image information of the head of the coming vehicle and the angle of a related rearview mirror relative to the automobile body through a vision sensor, and when the following vehicle is found to be driving the high beam to quickly approach the safety operation which will affect the vehicle, the intelligent auxiliary controller immediately combines with the whole automobile controller to obtain the distance information and the approaching speed of the following vehicle, turns on the double-flash lamps, and respectively gives out dangerous warning information through a display screen and a tail warning screen in a cab; when the vision that the high beam will seriously affect the normal driving of the vehicle is comprehensively judged, the vertical angles of the left rear view mirror, the right rear view mirror and the central rear view mirror are automatically and intelligently adjusted through the third step motor, the fourth step motor and the fifth step motor immediately, so that the dazzling light caused by the high beam gradually approaching the vehicle in the cab of the vehicle disappears immediately, meanwhile, the double-flash lamp is excited to work at a faster frequency, and the warning information for closing the high beam is immediately given to the following vehicle through the tail warning screen of the vehicle in red characters; only after the following vehicle turns off the high beam for a certain time or after the following vehicle overtakes the vehicle for a certain distance, the intelligent auxiliary controller resets the left and right rearview mirrors and the central rearview mirror to the corresponding optimal working positions and turns off the rear warning screen and stops the double flashing lamps.
When an automobile equipped with the automobile safety auxiliary system plans to turn a lane or plans to turn and drives a steering wheel, and the angle of the steering wheel just reaches an angle B1, if the intelligent auxiliary controller calculates and judges that a coming automobile closest to the adjacent lane on the same side of the automobile is possibly collided with the automobile in the lane changing or turning process through a visual sensor on the same side of the lane changing or turning direction and a longitudinal distance measuring sensor behind the automobile, the intelligent auxiliary controller immediately enables the electric control power-assisted steering system to be out of work, close or remove driving power through the whole automobile controller, applies certain braking force, simultaneously starts a double-flashing lamp, a tail warning screen and an instrument panel display screen to work, timely warns the dangerous state of the driver and the adjacent automobile, and avoids the occurrence of traffic accidents such as collision; only if the intelligent auxiliary controller calculates and judges according to the comprehensive information of the vision sensor and the rear distance sensor, when the lane change or the turning towards the original direction does not have the collision accident with the following vehicle, the driver can continue to drive the steering wheel to exceed the angle B1 until the lane change or the turning operation is finished;
if the lane change or the turn is planned, the intelligent auxiliary controller judges that safe lane change or turning can be carried out, the intelligent auxiliary controller immediately passes through the whole vehicle controller to enable the steering lamp on the lane change side or the turning side of the vehicle to immediately work, the tail warning screen immediately and simultaneously gives warning information of left turning or right turning, and the work of the steering lamp and the tail warning screen is stopped until the lane change or the turning is finished.
When the automobile equipped with the automobile safety auxiliary system is shut down, the intelligent auxiliary controller and the whole automobile controller stop working completely after a preset time, so that whether a following automobile approaches to safety or not is monitored and calculated and judged continuously before a driver and passengers get off and drive the automobile door;
when a driver and passengers get off and get on the vehicle doors, if the intelligent auxiliary controller calculates and judges that the following vehicles have the danger of collision with the opened vehicle doors, the intelligent auxiliary controller immediately locks the vehicle doors through the whole vehicle controller, so that the driver and passengers cannot immediately open the vehicle doors, and meanwhile, the double flashing lamps and the instrument panel display screen work to give warning information to related personnel;
when the automobile provided with the automobile safety auxiliary system starts to park, the intelligent auxiliary controller immediately gives out red and obvious parking text information through the automobile tail warning screen, turns on the double-flash lamp and continues for a preset time length, and the intelligent auxiliary controller cannot collide with the following automobile due to opening the door.
Claims (7)
1. An automobile safety auxiliary system is characterized in that: the automobile safety auxiliary system comprises an intelligent auxiliary controller, a left rearview mirror, a right rearview mirror, a first stepping motor, a second stepping motor, a fourth stepping motor, a fifth stepping motor, a tail longitudinal distance measuring sensor, a wireless communication device and a tail warning screen, wherein the left rearview mirror is provided with a left vision sensor at the central position; the vehicle tail longitudinal distance measuring sensor and the vehicle tail warning screen are arranged at the tail of the vehicle.
2. The vehicle safety assistance system according to claim 1, wherein: the intelligent auxiliary controller is directly connected with the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor, the fifth stepping motor, the vehicle tail longitudinal distance measuring sensor, the wireless communication device and the vehicle tail warning screen, and can drive and control the independent rotation and the rotation angle of each stepping motor according to a preset control rule;
once the automobile is started, the intelligent auxiliary controller always makes the left and right rearview mirrors, the left and right vision sensors and the central rearview mirror in the optimal vision state of the driver and the intelligent auxiliary controller through the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor and the fifth stepping motor immediately; when the automobile runs, the intelligent auxiliary controller always leads the following vehicle of the left adjacent lane or the right adjacent lane to be positioned at the midpoint of the left visual sensor or the right visual sensor through the related stepping motor.
3. The vehicle safety assistance system according to claim 2, wherein: the intelligent auxiliary controller is connected with the vehicle control unit, vehicle speed sensor information is obtained through the vehicle control unit, image information, distance and approaching speed of adjacent lanes following the vehicle are obtained through calculation and analysis by combining the obtained angles of the left or right vision sensor, the left or right rearview mirror relative to the vehicle body and the information of the vehicle tail longitudinal distance measuring sensor, and control over a vehicle lamp control system, an electric control power-assisted steering system, a walking brake system and a vehicle door electric control lock system and relevant warning information is given out on an instrument panel display screen and a vehicle tail warning screen through the vehicle control unit; the instrument panel display screen can be used for displaying images of the head and the lane of a rear coming vehicle, the distance and the approaching speed of the coming vehicle, the on-off state of a high beam of the rear vehicle at night and giving text and acousto-optic warning information;
the vehicle tail warning screen is used for emitting red characters to warn emergency braking, parking danger or close relevant character information of a high beam.
4. The vehicle safety assistance system according to claim 3, wherein: the left and right vision sensors have infrared light sensing functions, so that the light and the brightness of the rear vehicle lamp can be conveniently identified at night, and the axes of the optical axes of the left and right vision sensors are perpendicular to the mirror surfaces of the corresponding left and right rearview mirrors and respectively and mainly face the left rear side and the right rear side of the automobile;
the intelligent auxiliary controller independently or synchronously drives and controls the rotation and the rotation angle of the first stepping motor, the second stepping motor, the third stepping motor, the fourth stepping motor or the fifth stepping motor according to a preset rule so as to realize that the left and right vision sensors always track and identify the related targets behind the vehicle and the approach degree of the related targets, eliminate the left and right vision blind areas of a driver, give related warning information through a double-flashing light, a brake light, a vehicle tail warning screen and an instrument panel display screen in time, or automatically adjust the horizontal angle of the related rearview mirror, and avoid the dazzling interference of a high beam of a rear-side vehicle to the driver at night.
5. The vehicle safety assistance system according to claim 4, wherein: the image signals of the left and right vision sensors are led to the intelligent auxiliary controller through the rotating shaft center inner hole signal wires of the left and right rearview mirrors, or are directly and wirelessly output and transmitted to the wireless communication device of the intelligent auxiliary controller fixed on the vehicle body.
6. The vehicle safety assistance system according to claim 4, wherein: the intelligent auxiliary controller can also automatically transmit the head image information of the vehicle which is forced to pass through the vehicle by driving the high beam from the side of the vehicle at night to a computer workstation of a traffic supervision department through the wireless communication device.
7. The vehicle safety assistance system according to claim 1, wherein: the effective distance measuring distance of the vehicle tail longitudinal distance measuring sensor is 0 to hundreds of meters, the visual sensor is any visual sensor with an infrared light sensing function, and the visual distance of the visual sensor is 0 to hundreds of meters; the safety auxiliary system is suitable for various automobiles and various electric automobiles which take the traditional internal combustion engine as power.
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| CN201921272915.2U CN211519378U (en) | 2019-08-07 | 2019-08-07 | Automobile safety auxiliary system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112937429A (en) * | 2021-03-15 | 2021-06-11 | 西安工业大学 | Automatic locking device of car based on rear vehicle distance detects |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937429A (en) * | 2021-03-15 | 2021-06-11 | 西安工业大学 | Automatic locking device of car based on rear vehicle distance detects |
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