CN112977319A - Automatic opening warning system for automobile and opening method thereof - Google Patents
Automatic opening warning system for automobile and opening method thereof Download PDFInfo
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- CN112977319A CN112977319A CN202110286026.7A CN202110286026A CN112977319A CN 112977319 A CN112977319 A CN 112977319A CN 202110286026 A CN202110286026 A CN 202110286026A CN 112977319 A CN112977319 A CN 112977319A
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- controller
- vehicle
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- sensor
- rainfall
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/525—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
- B60Q5/005—Arrangement or adaptation of acoustic signal devices automatically actuated
- B60Q5/006—Arrangement or adaptation of acoustic signal devices automatically actuated indicating risk of collision between vehicles or with pedestrians
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R2021/01313—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over monitoring the vehicle steering system or the dynamic control system
Abstract
The invention discloses an automatic opening warning system for an automobile, which is characterized by comprising a controller, a sensor unit, a signal acquisition unit and an execution unit, wherein the sensor unit is used for monitoring the rainfall of the automobile in the running process, the rotating angle of the automobile, the wheel speed of the automobile and the front end acceleration of an automobile body, the signal acquisition unit is used for acquiring monitoring signals of the sensor unit and feeding back the monitoring signals to the controller, and the controller, the sensor unit, the signal acquisition unit and the execution unit are electrically connected. The invention can solve the problem that the safety accidents such as rear-end collision and the like are easily caused when a vehicle runs in a rainstorm condition or the vehicle suddenly decelerates and turns sharply.
Description
Technical Field
The invention relates to the technical field of automobile warning systems, in particular to a brake with a cooling function and a control method thereof.
Background
When a driver drives a vehicle suddenly in a rainstorm condition or the vehicle decelerates suddenly and turns sharply, if the warning lamp is not started in time, a rear-end collision accident can be caused. Particularly, after an accident occurs to a vehicle, a driver cannot manually turn on the warning lamp in time, and even the warning lamp cannot be manually turned on after the accident is injured, so that the rear vehicle can easily collide with the rear vehicle continuously, and more serious traffic accidents occur.
With the development of automotive electronics technology, there are many solutions to the above-mentioned problems, such as installing a sensor on the brake pedal to realize the automatic turning on of the warning lamp during emergency braking, and for example, developing the linkage of a manual warning lamp switch and other switches, which is to operate the switch through a position which is very easy to operate by the driver, so as to prompt the driver to turn on the warning lamp when an accident occurs.
The solutions do not solve the problem of how to automatically turn on the warning lamp to prompt the vehicle behind when the vehicle runs in a rainstorm condition or the vehicle suddenly decelerates and turns sharply.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a brake with a cooling function, which can solve the problem that safety accidents such as rear-end collision and the like are easily caused when a vehicle runs in a sudden rainstorm condition or the vehicle suddenly decelerates and makes a sharp turn.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an automatic warning system that opens for car, a serial communication port, includes controller, sensor unit, signal acquisition unit and execution unit, the sensor unit is used for monitoring the rainfall size of vehicle at the in-process of traveling and the front end acceleration of vehicle pivoted angle, the fast and car body of vehicle wheel, signal acquisition unit is used for gathering sensor unit monitoring signal and feeds back to the controller, electric connection between controller, sensor unit, signal acquisition unit and the execution unit.
Preferably, the sensor unit includes a rainfall sensor and an angle sensor.
Preferably, the execution unit comprises an airbag module, a buzzer installed inside the automobile and a warning lamp arranged on the outside rearview mirror.
Preferably, the signal acquisition unit further comprises an electronic radar, and the electronic radar can sense the distance of an obstacle behind the automobile and feed back the monitored obstacle distance information to the controller.
Preferably, the controller is configured to record therein start-up information of the determination execution unit.
Preferably, the judging execution unit turn-on information is divided into a case one: the warning lamp is independently turned on; case two: the warning lamp and the buzzer are turned on together; case three: the warning lamp, the buzzer and the airbag module are turned on together.
Preferably, the electronic radar senses that the distance between the vehicle and the rear of the vehicle is D, when D is less than 50m, the rainfall p monitored by the rainfall sensor is more than or equal to 15mm, and when the angle sensor monitors that the rotating angle of the front wheel of the vehicle is theta less than 45 degrees, the controller determines that the condition is one: the warning lamp is independently turned on; when D is less than 50m, the rainfall amount p is less than 15mm when the rainfall sensor monitors that the current rainfall amount is less than 15mm, and the angle sensor monitors that the rotating angle theta of the front wheel of the vehicle is more than or equal to 45 degrees, the controller judges that the situation is the first situation: the warning lamp is independently turned on;
when the rainfall p is larger than or equal to 15mm when the rainfall sensor monitors that the rainfall p is larger than or equal to 50m, and the angle sensor monitors that the rotating angle theta of the front wheel of the vehicle is larger than or equal to 45 degrees, the controller judges that the situation is two: the warning lamp and the buzzer are turned on together;
when the electronic radar monitors that the vehicle collides, the situation is determined as the third situation: the warning lamp, the buzzer and the airbag module are turned on together.
A method for starting a warning system comprises the following specific steps:
step one, in the running process of a vehicle, a sensor unit and a signal acquisition unit monitor and acquire the rainfall in the running environment and monitor the rotation angle information of a front wheel in the running process of the vehicle, the monitored and acquired signals are fed back to a controller, the controller analyzes and judges and sends a corresponding instruction to an execution unit, a signal processing system feeds back the calculated information to the controller, when the electronic radar senses that the vehicle is stored in a position 50m behind the vehicle, a step two is carried out, and otherwise, a step four is carried out;
step two, when the signal received by the controller is that the rainfall p is more than or equal to 15mm at the moment, and the angle sensor monitors that the rotating angle of the front wheel of the vehicle is theta less than 45 degrees, the controller judges the situation one at the moment, sends corresponding formulation to an execution unit, and a warning lamp in the execution unit is turned on; when the signal received by the controller is that p is less than 15mm and the angle sensor monitors that the rotating angle theta of the front wheel of the vehicle is more than or equal to 45 degrees, the controller also judges the first situation and sends corresponding formulation to the execution unit, and a warning lamp in the execution unit is turned on; when the signal received by the controller is that p is more than or equal to 15mm, and the angle sensor monitors that the rotating angle theta of the front wheel of the vehicle is more than or equal to 45 degrees, the controller judges the second situation and sends corresponding formulation to the execution unit, and a warning lamp and a buzzer in the execution unit are turned on simultaneously to remind a driver behind; when the controller receives a signal that the electronic radar monitors that the vehicle is collided, performing the third step;
step three, when the controller receives a signal that the electronic radar monitors that the vehicle is collided, the controller judges the situation three at the moment and sends corresponding formulation to an execution unit, and a warning lamp, a buzzer and an airbag module in the execution unit are turned on together;
and step four, when the controller does not make any one of the first situation, the second situation and the third situation, the execution unit does not work.
According to the invention, the starting information of the judgment execution unit is recorded in the controller, the controller comprehensively calculates and makes judgment of the first situation, the second situation or the third situation according to the information transmitted by the signal acquisition unit and the information transmitted by the rainfall sensor, the angle sensor and the electronic radar, and the execution unit starts to work and reminds a rear vehicle, so that the safety accidents of rear-end collision and the like are effectively avoided when the vehicle runs in a rainstorm condition or the vehicle suddenly decelerates and turns sharply.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
in the figure: 1. the device comprises a controller, 2, a sensor unit, 21, a rainfall sensor, 22, an angle sensor, 3, a signal acquisition unit, 31, an electronic radar, 4, an execution unit, 41, a warning lamp, 42, a buzzer, 43 and an airbag module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The automatic opening warning system for the automobile is characterized by comprising a controller 1, a sensor unit 2, a signal acquisition unit 3 and an execution unit 4, wherein the sensor unit 2 is used for monitoring the rainfall of the automobile in the running process, the rotating angle of the automobile, the speed of the automobile and the front-end acceleration of an automobile body, the signal acquisition unit 3 is used for acquiring monitoring signals of the sensor unit 2 and feeding back the monitoring signals to the controller 1, and the controller 1, the sensor unit 2, the signal acquisition unit 3 and the execution unit 4 are electrically connected.
The sensor unit 2 includes a rainfall sensor 21 and an angle sensor 22. The execution unit 4 comprises an airbag module 43, a buzzer 42 mounted inside the automobile, and a warning light 41 arranged on the outside rear view mirror. The signal acquisition unit 3 further comprises an electronic radar 31, wherein the electronic radar 31 can sense the distance of an obstacle behind the automobile and feed the monitored obstacle distance information back to the controller 1. The controller 1 is internally recorded with the opening information of the judgment execution unit 4. The judgment execution unit 4 turns on the information as the case one: the warning lamp 41 is turned on alone; case two: the warning lamp 41 is turned on together with the buzzer 42; case three: the warning lamp 41, the buzzer 42, and the airbag module 43 are turned on together. The electronic radar 31 senses that a distance D of a vehicle existing behind the vehicle is larger than or equal to 15mm, when the distance D is smaller than 50m, the rainfall p monitored by the rainfall sensor 21 is larger than or equal to 15mm, and the angle sensor 22 monitors that the rotating angle of a front wheel of the vehicle is theta smaller than 45 degrees, the controller 1 judges that the situation is one: the warning lamp 41 is turned on alone; when D is less than 50m, the rainfall p is less than 15mm when the rainfall sensor 21 monitors that the current rainfall is less than 15mm, and the angle sensor 22 monitors that the rotating angle theta of the front wheels of the vehicle is more than or equal to 45 degrees, the controller 1 judges that the condition is one: the warning lamp 41 is turned on alone;
when the rainfall p is greater than or equal to 15mm when the rainfall sensor 21 monitors that the current rainfall p is greater than or equal to 50m, and the angle sensor 22 monitors that the rotating angle theta of the front wheels of the vehicle is greater than or equal to 45 degrees, the controller 1 judges that the situation is two: the warning lamp 41 is turned on together with the buzzer 42;
when the electronic radar 31 monitors the vehicle collision, it is determined as case three: the warning lamp 41, the buzzer 42, and the airbag module 43 are turned on together.
A method for starting a warning system comprises the following specific steps:
step one, in the driving process of a vehicle, a sensor unit 2 and a signal acquisition unit 3 monitor and acquire the rainfall in the driving environment and the rotation angle information of a front wheel in the driving process of the vehicle, the monitored and acquired signals are fed back to a controller 1, the controller 1 analyzes and judges and sends a corresponding instruction to an execution unit 4, a signal processing system 3 feeds back the calculated information to the controller 1, when an electronic radar 31 senses that the vehicle is stored in a position 50m behind the vehicle, a step two is carried out, and otherwise, a step four is carried out;
step two, when the signal received by the controller 1 is that the rainfall p is more than or equal to 15mm at the moment, and the angle sensor 22 monitors that the rotating angle of the front wheel of the vehicle is theta less than 45 degrees, the controller 1 judges the situation one at the moment and sends corresponding formulation to the execution unit 4, and the warning lamp 41 in the execution unit 4 is turned on; when the signal received by the controller 1 is p < 15mm and the angle sensor 22 monitors that the rotating angle theta of the front wheels of the vehicle is more than or equal to 45 degrees, the controller 1 also makes judgment of the first situation and sends corresponding formulation to the execution unit 4, and the warning lamp 41 in the execution unit 4 is turned on; when the signal received by the controller 1 is that p is more than or equal to 15mm, and the angle sensor 22 monitors that the rotating angle theta of the front wheels of the vehicle is more than or equal to 45 degrees, the controller 1 judges the second situation and sends corresponding formulation to the execution unit 4, and the warning lamp 41 and the buzzer 42 in the execution unit 4 are turned on simultaneously to remind a driver behind; when the controller 1 receives the signal that the electronic radar 31 monitors the vehicle collision, the third step is carried out;
step three, when the controller 1 receives a signal that the electronic radar 31 monitors that the vehicle collides, the controller 1 judges the situation three at the moment and sends corresponding formulation to the execution unit 4, and the warning lamp 41, the buzzer 42 and the airbag module 43 in the execution unit 4 are turned on together;
step four, when the controller 1 does not perform any one of the first situation, the second situation and the third situation, the execution unit does not work.
This automatic system of opening of warning light for car of design includes controller 1, sensor unit 2, signal acquisition unit 3 and execution unit 4, when the driver is driving, meets with suddenly the torrential rain and slows down because of seeing clearly the place ahead, and rainfall sensor 21 monitors and sends the signal at this moment, judges when the situation as controller 1 and one time, thereby send the instruction to execution unit 4 and light warning light 41, reminds the back car, avoids causing the rear-end collision. When the vehicle turns violently, the angle sensor 22 sends a signal, and when the controller 1 determines that the situation is one, the controller also turns on the warning lamp 41 to remind the following vehicle that the vehicle loses balance due to the violent turning, so as to please pay attention to the following vehicle and avoid rear-end collision. When a sharp turn is made in a heavy rain, when the controller 1 makes a judgment of the second situation, the warning lamp 41 and the buzzer 42 are lightened together, and the attention of a rear vehicle can be better attracted through the combination of sound and light; when a vehicle collides with the vehicle and a traffic accident occurs, the warning lamp 41, the buzzer 42 and the airbag module 43 are turned on together to remind the rear vehicle of paying attention, so that the secondary collision traffic accident is avoided. The invention realizes the control of the automatic start of the automobile warning lamp and effectively solves the problem that the automatic start of the warning lamp prompts the driver of the rear automobile.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides an automatic warning system that opens for car, a serial communication port, including controller (1), sensor unit (2), signal acquisition unit (3) and execution unit (4), sensor unit (2) are used for monitoring the rainfall size of vehicle in the driving process and the front end acceleration of vehicle pivoted angle, the fast and car body of vehicle wheel, signal acquisition unit (3) are used for gathering sensor unit (2) monitoring signal and feed back to controller (1), electric connection between controller (1), sensor unit (2), signal acquisition unit (3) and execution unit (4).
2. The automatic opening warning system for automobiles according to claim 1, characterized in that said sensor unit (2) comprises a rain sensor (21) and an angle sensor (22).
3. The automatic opening warning system for automobiles according to claim 1, characterized in that the execution unit (4) comprises an airbag module (43), a buzzer (42) installed inside the automobile, and a warning light (41) provided on the outside rear view mirror.
4. The automatic opening warning system for automobiles according to claim 1, characterized in that the signal acquisition unit (3) further comprises an electronic radar (31), and the electronic radar (31) can sense the distance of obstacles behind the automobiles and feed back the monitored distance information of the obstacles to the controller (1).
5. The automatic opening warning system for the automobile as claimed in claim 1, wherein the controller (1) is embedded with the opening information of the judgment execution unit (4).
6. The automatic opening warning system for automobiles according to claim 5, wherein the judgment execution unit (4) opening information is classified as case one: the warning lamp (41) is independently turned on; case two: the warning lamp (41) and the buzzer (42) are turned on together; case three: the warning lamp (41), the buzzer (42) and the airbag module (43) are turned on together.
7. The automatic opening warning system for the automobile as claimed in claim 4, wherein the electronic radar (31) senses the distance D of the vehicle behind the vehicle, when D < 50m, the rainfall amount p is greater than or equal to 15mm when the rainfall sensor (21) monitors that the current rainfall amount is greater than or equal to 15mm, and the angle sensor (22) monitors that the angle of rotation of the front wheel of the vehicle is theta < 45 degrees, the controller (1) determines that the condition is one: the warning lamp (41) is independently turned on; when D is less than 50m, the rainfall p is less than 15mm when the rainfall sensor (21) monitors that the current rainfall is, and the angle theta of the front wheel of the vehicle is not less than 45 degrees when the angle sensor (22) monitors that the rotation angle theta of the front wheel of the vehicle is not less than 45 degrees, the controller (1) judges that the condition is one: the warning lamp (41) is independently turned on;
when the rainfall p is monitored to be more than or equal to 15mm by the rainfall sensor (21) and the rotating angle theta of the front wheel of the vehicle is monitored to be more than or equal to 45 degrees by the angle sensor (22) when the rainfall p is less than 50m, the controller (1) judges that the situation is two: the warning lamp (41) and the buzzer (42) are turned on together;
when the electronic radar (31) monitors that the vehicle is collided, the situation is determined as the third situation: the warning lamp (41), the buzzer (42) and the airbag module (43) are turned on together.
8. A method for activating an alarm system according to any one of claims 1 to 7, comprising the steps of:
step one, in the driving process of a vehicle, a sensor unit (2) and a signal acquisition unit (3) monitor and acquire the rainfall in the driving environment and the rotation angle information of front wheels in the driving process of the vehicle, the monitored and acquired signals are fed back to a controller (1), the controller (1) judges through analysis and sends corresponding instructions to an execution unit (4), a signal processing system (3) feeds back the calculated information to the controller (1), when an electronic radar (31) senses that the vehicle is stored in a 50m rear part of the vehicle, a step two is carried out, and otherwise, a step four is carried out;
step two, when the rainfall p is larger than or equal to 15mm at the moment and the angle sensor (22) monitors that the rotating angle of the front wheel of the vehicle is theta smaller than 45 degrees, the controller (1) judges the first situation and sends corresponding formulation to the execution unit (4), and a warning lamp (41) in the execution unit (4) is turned on; when the signal received by the controller (1) is that p is less than 15mm, and the angle sensor (22) monitors that the rotating angle theta of the front wheel of the vehicle is more than or equal to 45 degrees, the controller (1) also judges the first situation and sends corresponding formulation to the execution unit (4), and a warning lamp (41) in the execution unit (4) is turned on; when the signal received by the controller (1) is that p is larger than or equal to 15mm, and the angle sensor (22) monitors that the rotating angle theta of the front wheel of the vehicle is larger than or equal to 45 degrees, the controller (1) judges the second situation and sends corresponding formulation to the execution unit (4), and a warning lamp (41) and a buzzer (42) in the execution unit (4) are turned on simultaneously to remind a driver behind; when the controller (1) receives a signal that the electronic radar (31) monitors that the vehicle is collided, the step three is carried out;
step three, when the controller (1) receives a collision signal of the vehicle monitored by the electronic radar (31), the controller (1) judges the situation three at the moment and sends corresponding formulation to the execution unit (4), and a warning lamp (41), a buzzer (42) and an air bag module (43) in the execution unit (4) are turned on together;
and step four, when the controller (1) does not perform any one of the first situation, the second situation and the third situation, the execution unit does not work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110286026.7A CN112977319B (en) | 2021-03-17 | 2021-03-17 | Automatic opening warning system for automobile and opening method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110286026.7A CN112977319B (en) | 2021-03-17 | 2021-03-17 | Automatic opening warning system for automobile and opening method thereof |
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| CN112977319A true CN112977319A (en) | 2021-06-18 |
| CN112977319B CN112977319B (en) | 2022-03-01 |
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2021
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| WO2004069602A1 (en) * | 2003-01-28 | 2004-08-19 | Robert Bosch Gmbh | Method and device for determining the probability of an accident for a vehicle |
| CN101536059A (en) * | 2006-11-15 | 2009-09-16 | 丰田自动车株式会社 | Driver condition estimating device, server, driver information collecting device and driver condition estimating system |
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| CN112977319B (en) | 2022-03-01 |
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