CN111667692A - Vehicle accident automatic processing method, vehicle-mounted terminal and vehicle - Google Patents
Vehicle accident automatic processing method, vehicle-mounted terminal and vehicle Download PDFInfo
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- CN111667692A CN111667692A CN202010541606.1A CN202010541606A CN111667692A CN 111667692 A CN111667692 A CN 111667692A CN 202010541606 A CN202010541606 A CN 202010541606A CN 111667692 A CN111667692 A CN 111667692A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0112—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from the vehicle, e.g. floating car data [FCD]
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/127—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams to a central station ; Indicators in a central station
Abstract
The application relates to a vehicle accident automatic processing method, a vehicle-mounted terminal and a vehicle, wherein the vehicle accident automatic processing method comprises the following steps: judging whether the vehicle has an accident or not in real time through an acceleration sensor and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through a positioning module; and reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state. According to the automatic vehicle accident handling method, the acceleration sensor is matched with the positioning and real-time reporting, so that accurate accident detection is favorably realized, accurate accident position positioning is favorably realized, quick accident reporting is favorably realized, reported accident information is accurate, and rescuers are favorably and quickly handled in time.
Description
Technical Field
The present application relates to the field of automatic vehicle accident handling, and in particular, to an automatic vehicle accident handling method, a vehicle-mounted terminal, and a vehicle.
Background
In the current background, after an accident occurs to a general vehicle, such as a collision, a car rollover, a cliff fall, etc., an alarm needs to be given by personnel at the accident site, and the outside can know the occurrence of the accident and rescue the accident. However, in some cases, the personnel in the accident scene lose the alarm capability, so that the personnel can be found after the accident happens, the best rescue time is missed, and the casualties are aggravated. And the alarm position is inaccurate in many times, so that the rescue time is greatly influenced.
Disclosure of Invention
Accordingly, it is necessary to provide a vehicle accident automatic processing method, a vehicle-mounted terminal, and a vehicle.
An automatic processing method for vehicle accidents comprises the following steps: regularly acquiring triaxial acceleration values of an acceleration sensor and longitude and latitude, speed, altitude and azimuth angle data of a positioning module, analyzing the data, judging whether a vehicle has an accident or not in real time and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through the longitude and latitude data of the positioning module; and reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the current position, the accident state, the triaxial acceleration value of the first preset time before and after the accident, the longitude and latitude, the speed, the altitude and the azimuth angle data packet.
According to the automatic vehicle accident handling method, the acceleration sensor is matched with the positioning and real-time reporting, so that accurate accident detection is favorably realized, accurate accident position positioning is favorably realized, quick accident reporting is favorably realized, reported accident information is accurate, and rescuers are favorably and quickly handled in time.
Further, in one embodiment, the accident status includes accident severity level, information on the number of vehicles in the accident, and the possible type of accident. Further, in one embodiment, the accident information further includes video information of a head camera and a cab camera at a second predetermined time before and after the accident.
Further, in one embodiment, after the accident information is reported online in real time, the method for automatically processing the vehicle accident further includes the steps of: and receiving rescue feedback information.
Further, in one embodiment, a driving change curve is obtained through an acceleration sensor, road safety data is obtained through a driving planning route, the occurrence risk of an accident is calculated according to the driving change curve and the road safety data, and a driving prompt is given according to the occurrence risk; further, the vehicle is controlled according to the driving prompt, and controlling the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle.
In one embodiment, the accident information is reported on line in real time by adopting a wireless data transmission mode.
In one embodiment, the accident information is reported on line in real time by adopting a general wireless packet service mode.
In one embodiment, the positioning module comprises at least one of a GPS module and a BDS module.
In one embodiment, the real-time online reporting of the accident information includes: reporting accident information to a preset police terminal in real time on line or reporting the accident information to the preset police terminal and a preset medical terminal in real time on line; or after the real-time online accident information is reported, the automatic vehicle accident processing method further comprises the following steps: and sending preset information to a preset contact terminal.
Further, in one embodiment, the preset police terminal and the preset medical terminal are adjusted according to the current position.
In one embodiment, whether the vehicle has an accident or not is judged in real time through the acceleration change value of the acceleration sensor and the longitude and latitude, speed, altitude and azimuth data of the positioning module; the automatic vehicle accident handling method further comprises the following steps: acquiring a driving change curve through an acceleration sensor, acquiring road safety data through a driving planning route, calculating the occurrence risk of an accident according to the driving change curve and the road safety data, and giving a driving prompt according to the occurrence risk; video information of a driving direction is acquired through a camera, and a driving prompt is given according to the driving change curve and the video information; and controlling the vehicle according to the driving prompt, wherein the controlling of the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle.
In one embodiment, an acceleration sensor is adopted to pre-learn the static posture of the vehicle and calibrate a gravity axis, a triaxial acceleration value is read in real time through the acceleration sensor, longitude and latitude, speed, altitude and azimuth data output by a positioning module every second are read, and whether an accident occurs in the motion state of the vehicle is judged in real time according to the triaxial acceleration value, the longitude and latitude, the speed and the azimuth data.
A vehicle-mounted terminal is realized by adopting any one of the automatic vehicle accident handling methods.
In one embodiment, the vehicle-mounted terminal comprises an acceleration sensor, a processing module, a judging module, a positioning module and a transmission module;
the processing module is respectively connected with the acceleration sensor, the judging module, the positioning module and the transmission module;
the acceleration sensor is used for sensing the current state of the vehicle in real time;
the judging module is used for judging whether the vehicle has an accident or not according to the current state and determining the accident state;
the processing module is used for determining the current position of the vehicle through the positioning module when the vehicle has an accident;
the processing module is further used for reporting accident information in real time on line through the transmission module when an accident occurs to the vehicle, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state.
A vehicle includes any one of the in-vehicle terminals.
Drawings
Fig. 1 is a schematic flow chart of an embodiment of an automatic vehicle accident handling method according to the present application.
Fig. 2 is a schematic flow chart of another embodiment of the vehicle accident automatic processing method according to the present application.
Fig. 3 is a schematic flow chart of another embodiment of the vehicle accident automatic processing method according to the present application.
Fig. 4 is a schematic flow chart of another embodiment of the vehicle accident automatic processing method according to the present application.
Fig. 5 is a schematic flow chart of another embodiment of the vehicle accident automatic processing method according to the present application.
Fig. 6 is a schematic flow chart of another embodiment of the vehicle accident automatic processing method according to the present application.
Fig. 7 is a schematic structural diagram of an embodiment of the vehicle-mounted terminal according to the present application.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In one embodiment of the present application, as shown in fig. 1, an automatic vehicle accident handling method includes the steps of: regularly acquiring triaxial acceleration values of an acceleration sensor and longitude and latitude, speed, altitude and azimuth angle data of a positioning module, analyzing the data, judging whether a vehicle has an accident or not in real time and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through the longitude and latitude data of the positioning module; and reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the current position, the accident state, the triaxial acceleration value of the first preset time before and after the accident, the longitude and latitude, the speed, the altitude and the azimuth angle data packet. According to the automatic vehicle accident handling method, the acceleration sensor is matched with the positioning and real-time reporting, so that accurate accident detection is favorably realized, accurate accident position positioning is favorably realized, quick accident reporting is favorably realized, reported accident information is accurate, and rescuers are favorably and quickly handled in time.
In one embodiment, the automatic vehicle accident handling method comprises the following steps of part of or all of the steps of the embodiment; that is, the automatic vehicle accident handling method includes some or all of the following technical features. In one embodiment, the automatic vehicle accident handling method is used for realizing accurate accident detection, accurate accident position positioning and rapid accident reporting. In one embodiment, as shown in fig. 2, an automatic vehicle accident handling method performs accurate accident detection through a G-sensor (acceleration sensor), performs accurate Positioning through a Global Positioning System (GPS), and performs quick accident reporting through a General Packet Radio Service (GPRS).
In one embodiment, the acceleration sensor is used for judging whether the vehicle has an accident or not in real time and determining the accident state; further, in one embodiment, the accident status includes accident severity level, information on the number of vehicles in the accident, and the possible type of accident. The information on the number of accident vehicles is usually one or two or more. The single vehicle accident is one. Further, in one embodiment, the accident severity level is determined according to an acceleration change value of the acceleration sensor and a direction change value thereof; further, in one embodiment, the accident severity level is divided into N levels, and a weight is given to each level according to the direction change value, where N is a natural number, and further, in one embodiment, the weight is a positive number greater than or equal to 1 and less than 2. In one embodiment, the accident severity level is divided into 10 levels according to the acceleration change value; in one embodiment, the accident severity level is divided into 10 levels according to the acceleration change value, and a weight is given according to the direction change value. Further, in one embodiment, the accident information further includes video information of a head camera and a cab camera at a second predetermined time before and after the accident. In one embodiment, the first predetermined time is 5 seconds to 15 seconds; in one embodiment, the first predetermined time is 5 seconds, 10 seconds, 15 seconds, or the like; for example, the accident information further comprises triaxial acceleration value, longitude and latitude, speed, altitude and azimuth angle data packets which are 15 seconds before and after the accident and 30 seconds in total; in one embodiment, the second predetermined time is 5 seconds to 15 seconds; in one embodiment, the second predetermined time is 5 seconds, 10 seconds, 15 seconds, or the like. The first preset time and the second preset time are set to be the same or different. In one embodiment, the method comprises the steps of regularly acquiring three-axis acceleration values of an acceleration sensor and longitude and latitude, speed, altitude and azimuth angle data of a positioning module, and performing algorithm fusion processing on the data to judge whether a vehicle has an accident or not in real time and determine an accident state, wherein the accident state comprises accident severity grade, number information of accident vehicles and possible types of accidents; when an accident occurs to the vehicle, determining the current position of the vehicle by acquiring longitude and latitude data of a positioning module; the accident information also comprises a triaxial acceleration value, longitude and latitude, speed, altitude and azimuth angle data packet which is 15 seconds (can be set) before and after the accident, so that the later-stage accident reason analysis is facilitated; the accident information also comprises video information of a locomotive camera and a camera in a cab in 15 seconds (which can be set) before and after the accident, so that rescue workers receiving the accident alarm can conveniently confirm the authenticity of the accident, and the problem that rescue resources are wasted when rescue is started under the condition of false alarm is avoided. In one embodiment, as shown in fig. 3, an automatic vehicle accident handling method includes the steps of: judging whether the vehicle has an accident or not in real time through an acceleration sensor and determining an accident state, wherein the accident state comprises an accident severity level, quantity information of accident vehicles and possible accident types, and the accident severity level is determined according to an acceleration change value and a direction change value of the acceleration sensor; when the vehicle has an accident, determining the current position of the vehicle through a positioning module; and reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state. The rest of the embodiments are analogized and are not described in detail. By the aid of the design, accurate accident detection is facilitated, when accident information is reported, a receiving person can quickly determine the severity of an accident, different rescue schemes are adopted according to the severity, and the emergency rescue system is particularly suitable for determining the rescue sequence when the accident is frequent, so that the accident person can be rescued according to the severity, for example, the accident person with the possibly serious injury corresponding to the high severity level is rescued, the accident person with the possibly slight injury corresponding to the low severity level is rescued, and the like.
In one embodiment, the real-time judgment of whether the vehicle has an accident through the acceleration sensor comprises the following steps: and judging whether the vehicle has an accident or not in real time according to the acceleration change value of the acceleration sensor. In one embodiment, whether the vehicle has an accident or not is judged in real time through the acceleration change value of the acceleration sensor and the longitude and latitude, speed, altitude and azimuth data of the positioning module; the automatic vehicle accident handling method further comprises the following steps: acquiring a driving change curve through an acceleration sensor, acquiring road safety data through a driving planning route, calculating the occurrence risk of an accident according to the driving change curve and the road safety data, and giving a driving prompt according to the occurrence risk; video information of a driving direction is acquired through a camera, and a driving prompt is given according to the driving change curve and the video information; and controlling the vehicle according to the driving promptControlling the vehicle includes controlling at least one of a speed, an acceleration, and a steering angle of the vehicle. In one embodiment, controlling the vehicle includes controlling the speed, acceleration, and steering angle of the vehicle. In one embodiment, an acceleration sensor is adopted to pre-learn the static posture of the vehicle and calibrate a gravity axis, a triaxial acceleration value is read in real time through the acceleration sensor, longitude and latitude, speed, altitude and azimuth data output by a positioning module every second are read, and whether an accident occurs in the motion state of the vehicle is judged in real time according to the triaxial acceleration value, the longitude and latitude, the speed and the azimuth data. In one embodiment, an acceleration sensor is adopted to pre-learn the static posture of the vehicle and calibrate a gravity axis, a triaxial acceleration value is read in real time through the acceleration sensor, longitude and latitude, speed, altitude and azimuth data output by a positioning module every second are read, data analysis is carried out according to the triaxial acceleration value, the longitude and latitude, the speed and the azimuth data, and whether an accident happens to the motion state of the vehicle is judged in real time. Further, in one embodiment, the data analysis includes comparing the current data with a preset limit value, and determining whether the current data exceeds the preset limit value, where the current data includes the current triaxial acceleration value, the longitude and latitude, the speed, and the azimuth angle data, and the preset limit value includes a threshold corresponding to the triaxial acceleration value, the longitude and latitude, the speed, and the azimuth angle data. In one embodiment, the method for judging whether the vehicle has an accident in real time through the acceleration sensor further comprises the following steps: and an acceleration sensor is adopted to pre-learn the posture of the vehicle and calibrate a gravity axis, a triaxial acceleration value is read in real time through the acceleration sensor, and whether the vehicle has an accident or not is judged in real time according to the triaxial acceleration value. Further, in one embodiment, an inclination angle is calculated according to a three-axis acceleration value and an inclination angle calculation formula, the inclination angle is compared with a preset inclination angle threshold, and when the inclination angle is greater than the preset inclination angle threshold, whether the vehicle has a rollover accident is judged; wherein, the formula for calculating the inclination angle is as follows: inclination angle theta is cos-1(z/g); where z is the component of the acceleration g in the gravitational axis. Further, in one of themIn an embodiment, when the inclination angle is greater than the preset inclination angle threshold, the inclination angle and the preset rolling angle threshold are further judged, and when the inclination angle is greater than the preset rolling angle threshold, whether the vehicle has a rolling accident or not is judged. In one embodiment of specific application, for example, in the case of collision detection, after a vehicle is collided, a great acceleration change is generated in the collision direction, and the acceleration change value is detected by a G-sensor accelerometer, and it is determined that a collision is generated. In one embodiment of the present invention, for roll detection or rollover detection, the posture of the vehicle is learned by the G-sensor accelerometer and the gravity axis is calibrated. After learning, reading the triaxial acceleration values in real time, and calculating by adopting an inclination angle calculation formula to obtain the inclination angle. By setting a rollover angle threshold value, when the rollover angle is larger than the threshold value, the rollover or the rollover is judged. The design is beneficial to judging whether the vehicle has an accident or not in real time through the acceleration sensor.
Further, in one embodiment, a driving change curve is obtained through an acceleration sensor, road safety data is obtained through a driving planning route, the occurrence risk of an accident is calculated according to the driving change curve and the road safety data, and a driving prompt is given according to the occurrence risk; in one embodiment, the driving change curve is a two-dimensional curve of a plane rectangular coordinate system, and is automatically generated according to an acceleration change value, so as to reflect a driving change state. Further, the vehicle is controlled according to the driving prompt, and controlling the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle. In one embodiment, controlling the vehicle includes controlling a speed, acceleration, or steering angle of the vehicle. Alternatively, in one embodiment, controlling the vehicle includes controlling the speed, acceleration, and steering angle of the vehicle. Further, in one embodiment, a driving change curve is obtained through an acceleration sensor, video information of a driving direction is obtained through a camera, and a driving prompt is given according to the driving change curve and the video information; and controlling the vehicle according to the driving prompt, wherein the controlling of the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle. Further, in one embodiment, a driving change curve is obtained through an acceleration sensor, road safety data is obtained through a driving planning route, video information of a driving direction is obtained through a camera, the occurrence risk of an accident is calculated according to the driving change curve, the video information and the road safety data, and a driving prompt is given according to the occurrence risk; and controlling the vehicle according to the driving prompt, wherein the controlling of the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle. Such design is favorable to realizing risk control, accomplishes to prevent getting ill as far as possible in the bud, reduces social hazard nature, has the splendid effect to restraining the heavy impact that causes of improper driving, for example all has certain effect to drunk driving or road anger, if again have splendid source stop effect to vicious colliding with the people.
In one embodiment, the current position of the vehicle is determined by the positioning module when the vehicle has an accident; in one embodiment, the positioning module includes at least one of a GPS module and a BDS (BeiDou Navigation satellite system) module. In one embodiment, the positioning module is a GPS module. In one embodiment, the positioning module is a BDS module. In one embodiment, the positioning module comprises a GPS module and a BDS module. Further, in one embodiment, when an accident occurs to the vehicle, the current position of the vehicle is determined by the positioning module of the vehicle-mounted terminal and the positioning module of the driver mobile terminal; a number of conventional designs for specific positioning modules are known and will be omitted herein. Due to the design, accurate accident position positioning is facilitated.
In one embodiment, accident information is reported on line in real time, and the accident information includes the self identification of the vehicle, the current position and the accident state. In one embodiment, the accident information is reported on line in real time by adopting a wireless data transmission mode. In one embodiment, the accident information is reported on line in real time by adopting a general wireless packet service mode. Further, in one embodiment, the accident information further includes information on whether a rescue is required on site. In one embodiment, the requirement information is automatically generated according to the accident state, and in one embodiment, when the accident severity level exceeds a preset level value, the requirement information is automatically generated and added into the accident information. The design is favorable for saving rescue resources and avoiding wasting manpower. Further, in one embodiment, the accident information further includes sound information in the current cab; in one embodiment, the accident information further includes sound information of whether a live rescue is required in the current cab. By the design, personnel in the vehicle can determine whether to need on-site rescue according to the vehicle state, so that the waste of manpower is avoided. Further, in one embodiment, after the accident information is reported online in real time, the method for automatically processing the vehicle accident further includes the steps of: and receiving rescue feedback information. In one embodiment, rescue feedback information is received and updated. In one embodiment, rescue feedback information is received and played. In one embodiment, updated rescue feedback information is received and played. By the design, quick accident reporting is facilitated, the reported accident information is accurate, rescuers can timely and quickly handle the accident information, the persons in the vehicle can know that someone is available for rescue, the emotion of the persons in the vehicle can be controlled to a certain extent, and the effect brought by information transmission is improved.
In one embodiment, the real-time online reporting of the accident information includes: reporting accident information to a preset police terminal and a preset medical terminal on line in real time; or, in one embodiment, the accident information is reported to the preset police terminal and the preset medical terminal on line in real time. In one embodiment, after the real-time online accident information reporting, the automatic vehicle accident handling method further includes the steps of: and sending preset information to a preset contact terminal. In one embodiment, after the real-time online accident information reporting, the automatic vehicle accident handling method further includes the steps of: and sending preset information to at least two preset contact terminals. In one embodiment, the preset contact terminal is a terminal of an emergency contact preset by a driver, such as a mobile phone. In one embodiment, the real-time online reporting of the accident information includes: and reporting the accident information to a preset police terminal in real time on line or reporting the accident information to the preset police terminal and a preset medical terminal in real time on line. Further, in one embodiment, the preset police terminal and the preset medical terminal are adjusted according to the current position. That is, different preset police terminals and preset medical terminals are determined at different positions, that is, the current position given by the positioning module. In one embodiment, as shown in fig. 4, an automatic vehicle accident handling method includes the steps of: judging whether the vehicle has an accident or not in real time through an acceleration sensor and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through a positioning module; reporting accident information to a preset police terminal and a preset medical terminal in real time on line, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state; the preset police terminal and the preset medical terminal are adjusted according to the current position; sending preset information to at least two preset contact terminals; and receiving and playing rescue feedback information. By the design, on one hand, the rescue efficiency of the traffic police and/or doctors is improved, so that the injured people can obtain local rescue resources nearby, and the situation that the Guangdong accident is caused to call for help on the oolong of the Beijing traffic police is avoided; on the other hand, the method is beneficial to timely notifying the preset contact person, and the effects of difficult support on one side and support on eight sides are achieved.
Further, in one embodiment, the accident information further includes time information of the vehicle accident; and the automatic vehicle accident handling method further comprises the following steps: and forming a time period by using a time point before and a time point after the time information, judging whether at least two pieces of accident information exist in the time period within a preset radius range of an accident center by using the current position as the accident center, judging that a link accident of at least two cars exists when at least two pieces of accident information exist in the time period and the preset radius range, and reporting accident updating information, wherein the accident updating information comprises the updated accident state. In one embodiment, the time period is 1 minute, 2 minutes, 3 minutes, 4 minutes, or the like before and after the specific time of the time information, that is, the time period is 2, 4, 6, or 8 minutes, or the like. In one embodiment, the predetermined radius is a value within a range of 10 meters to 50 meters; in one embodiment, the preset radius range is 20 or 30 meters, and the like. In one embodiment, the accident update information is reported to the preset police terminal or the accident information is reported to the preset police terminal and the preset medical terminal on line in real time. In one embodiment, as shown in fig. 5, an automatic vehicle accident handling method includes the steps of: judging whether the vehicle has an accident or not in real time through an acceleration sensor and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through a positioning module; reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the time information of the accident of the vehicle, the current position and the accident state; and forming a time period by using a time point before and a time point after the time information, judging whether at least two pieces of accident information exist in the time period within a preset radius range of an accident center by using the current position as the accident center, judging that a link accident of at least two cars exists when at least two pieces of accident information exist in the time period and the preset radius range, and reporting accident updating information, wherein the accident updating information comprises the updated accident state. In one embodiment, as shown in fig. 6, an automatic vehicle accident handling method includes the steps of: judging whether the vehicle has an accident or not in real time through an acceleration sensor and determining the accident state; when the vehicle has an accident, determining the current position of the vehicle through a positioning module; reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the time information of the accident of the vehicle, the current position and the accident state; forming a time period by using a time point before and a time point after the time information, judging whether at least two pieces of accident information exist in the time period within a preset radius range of an accident center by using the current position as the accident center, judging that a link accident of at least two cars exists when at least two pieces of accident information exist in the time period and the preset radius range, and reporting accident updating information, wherein the accident updating information comprises an updated accident state; and receiving and playing rescue feedback information. The rest of the embodiments are analogized and are not described in detail. The design breaks through the limitation of the traditional mode, is beneficial to timely processing large-scale interlinked accidents, obtains important conditions at the first time, arranges police force and medical care personnel to rapidly arrive at the accident site, and realizes rapid and effective rescue of wounded personnel.
In an embodiment of the present application, a vehicle-mounted terminal is implemented by using the automatic vehicle accident handling method according to any embodiment. In one embodiment, the vehicle-mounted terminal is provided with a functional module corresponding to each step for realizing the automatic vehicle accident handling method. In one embodiment, as shown in fig. 7, the vehicle-mounted terminal includes an acceleration sensor, a processing module, a determining module, a positioning module, and a transmitting module; the processing module is respectively connected with the acceleration sensor, the judging module, the positioning module and the transmission module; the acceleration sensor is used for sensing the current state of the vehicle in real time; the judging module is used for judging whether the vehicle has an accident or not according to the current state and determining the accident state; the processing module is used for determining the current position of the vehicle through the positioning module when the vehicle has an accident; the processing module is further used for reporting accident information in real time on line through the transmission module when an accident occurs to the vehicle, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state. The rest of the embodiments are analogized and are not described in detail. Due to the design, accurate accident detection can be realized by adopting the vehicle-mounted terminal, accurate positioning can be carried out, and accidents can be reported quickly.
In an embodiment of the application, a vehicle comprises the vehicle-mounted terminal in any embodiment. The vehicles include but are not limited to family cars, off-road vehicles, electric vehicles, buses and the like.
Other embodiments of the present application include a vehicle accident automatic processing method, a vehicle-mounted terminal, and a vehicle, which can be implemented by combining technical features of the above embodiments.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (10)
1. A method for automatically processing vehicle accidents is characterized by comprising the following steps:
regularly acquiring triaxial acceleration values of an acceleration sensor and longitude and latitude, speed, altitude and azimuth angle data of a positioning module, analyzing the data, judging whether a vehicle has an accident or not in real time and determining the accident state;
when the vehicle has an accident, determining the current position of the vehicle through the longitude and latitude data of the positioning module;
and reporting accident information on line in real time, wherein the accident information comprises the self identification of the vehicle, the current position, the accident state, the triaxial acceleration value of the first preset time before and after the accident, the longitude and latitude, the speed, the altitude and the azimuth angle data packet.
2. The automatic vehicle accident handling method of claim 1, wherein the accident information is reported online in real time by wireless data transmission.
3. The automatic vehicle accident handling method of claim 2, wherein the accident information is reported online in real time using a general wireless packet service.
4. The method of claim 1, wherein the positioning module comprises at least one of a GPS module and a BDS module.
5. The automatic vehicle accident handling method of claim 1, wherein reporting the accident information in real time on-line comprises: reporting accident information to a preset police terminal in real time on line or reporting the accident information to the preset police terminal and a preset medical terminal in real time on line; or after the real-time online accident information is reported, the automatic vehicle accident processing method further comprises the following steps: and sending preset information to a preset contact terminal.
6. The automatic vehicle accident handling method according to any one of claims 1 to 5, wherein whether the vehicle has an accident or not is judged in real time by the acceleration change value of the acceleration sensor and the longitude and latitude, speed, altitude and azimuth data of the positioning module; the automatic vehicle accident handling method further comprises the following steps: acquiring a driving change curve through an acceleration sensor, acquiring road safety data through a driving planning route, calculating the occurrence risk of an accident according to the driving change curve and the road safety data, and giving a driving prompt according to the occurrence risk; video information of a driving direction is acquired through a camera, and a driving prompt is given according to the driving change curve and the video information; and controlling the vehicle according to the driving prompt, wherein the controlling of the vehicle comprises controlling at least one of the speed, the acceleration and the steering angle of the vehicle.
7. The automatic vehicle accident handling method according to claim 6, wherein an acceleration sensor is used to pre-learn the static posture of the vehicle and calibrate the gravity axis, the acceleration sensor is used to read the three-axis acceleration values in real time, and the longitude and latitude, speed, altitude and azimuth data output by the positioning module per second are read, so as to determine whether the vehicle is in an accident situation according to the three-axis acceleration values, the longitude and latitude, the speed and the azimuth data.
8. An in-vehicle terminal, characterized in that, it is realized by the automatic processing method of vehicle accident according to any one of claims 1 to 7.
9. The vehicle-mounted terminal according to claim 8, characterized by comprising an acceleration sensor, a processing module, a judging module, a positioning module and a transmission module;
the processing module is respectively connected with the acceleration sensor, the judging module, the positioning module and the transmission module;
the acceleration sensor is used for sensing the current state of the vehicle in real time;
the judging module is used for judging whether the vehicle has an accident or not according to the current state and determining the accident state;
the processing module is used for determining the current position of the vehicle through the positioning module when the vehicle has an accident;
the processing module is further used for reporting accident information in real time on line through the transmission module when an accident occurs to the vehicle, wherein the accident information comprises the self identification of the vehicle, the current position and the accident state.
10. A vehicle characterized by comprising the in-vehicle terminal according to claim 8 or 9.
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