CN205751273U - A kind of device preventing vehicle collision - Google Patents
A kind of device preventing vehicle collision Download PDFInfo
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- CN205751273U CN205751273U CN201620438193.3U CN201620438193U CN205751273U CN 205751273 U CN205751273 U CN 205751273U CN 201620438193 U CN201620438193 U CN 201620438193U CN 205751273 U CN205751273 U CN 205751273U
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Abstract
This utility model discloses a kind of device preventing vehicle collision, including: Vehicular satellite positioning unit, obtain the positional information of this car in real time, and when determining that this garage sails to predetermined distance with crossing according to the electronic chart prestored, send to wireless communication unit and trigger signal；After wireless communication unit receives triggering signal, obtain, with other vehicle datas in predetermined distance range, the movable information that other vehicles are current alternately；Wheel speed sensors gathers the vehicle wheel rotational speed information of this car；Calculation control unit, according to the movable information that the vehicle wheel rotational speed information of this car and other vehicles are current, calculating this car and other vehicles, whether to there is side collision dangerous, if existing, then target vehicle movement state information is sent to early warning performance element；Early warning performance element exports information warning according to movement state information, reminds driver to there is side collision dangerous.This utility model can be prevented effectively from vehicle and collide, especially side collision, decreases the generation of vehicle accident.
Description
Technical field
This utility model belongs to safety assistant driving technical field, is specifically related to a kind of prevent vehicle collision
Device.
Background technology
At present, most medium-to-high grade automobiles dress is fitted with urgent collision avoidance device, monitors when running car
Potential risk of collision, triggers alarm device, reminds driver to note taking collision free measure, is driving
Sail people and warning is not made when operating timely and effectively, also can take over wagon control, by actively
Control to avoid or alleviate collision accident loss.
But, existing urgent collision avoidance device great majority are all application laser or radar wave acquisition surrounding vehicles
Motion conditions, can only monitor this car just before and the finite region in dead astern, be also easy to by trees, room
Blocking of room, it is impossible to provide accurate, sufficient front transverse shifting information of vehicles for driver, the most not
Can be used for preventing car car side collision to occur.Accident statistics show, in section, crossing, are not especially having
Having the intersection of Traffic signal control, car car side collision is major accident type.As can be seen here,
Need a kind of technical scheme that car car side impact events can be prevented to occur badly.
Utility model content
This utility model provides a kind of device preventing vehicle collision, is mainly used in preventing car car side from touching
Hit, reduce the generation of vehicle accident.
In order to reach this purpose, the technical solution of the utility model is achieved in that
This utility model provides a kind of device preventing vehicle collision, and this device includes: Vehicular satellite is fixed
Bit location, wheel speed sensors, wireless communication unit, calculation control unit, early warning performance element；
Vehicular satellite positioning unit, for the positional information of this car of acquisition in real time and fixed according to Vehicular satellite
The electronic chart prestored in bit location and the real-time position information of this car of acquisition determine that this garage sails to
Time predetermined distance with section, crossing, send to wireless communication unit and wheel speed sensors and trigger signal；
Wireless communication unit, for after receiving triggering signal, with other cars in predetermined distance range
Carry out wireless data will get obtaining the current movable information of other vehicles from other vehicles alternately
The current movable information of other vehicles is sent to calculation control unit；
Wheel speed sensors, for gathering the vehicle wheel rotational speed information of this car after receiving triggering signal, incite somebody to action this
The vehicle wheel rotational speed information of car is sent to calculation control unit；
Calculation control unit, for the vehicle wheel rotational speed information according to this car, and the fortune that other vehicles are current
Dynamic information, calculates the position relationship of this car and other vehicles, and determines whether there is side according to result of calculation
Face risk of collision, if existing, then by the motion of target vehicle that may be dangerous with this car generation side collision
Status information is sent to early warning performance element；
Early warning performance element, for receiving the movement state information of target vehicle and believing according to this kinestate
Breath exports corresponding information warning, reminds this car driver and target vehicle to there is side collision dangerous.
Alternatively, wireless communication unit, current specifically for receiving other vehicles of other vehicles transmission
Speed, latitude and longitude coordinates and direction of motion information, and by speed current for other vehicles, latitude and longitude coordinates
It is sent to calculation control unit with direction of motion information；
Calculation control unit, specifically for current according to other vehicles obtained at wireless communication unit
Speed, latitude and longitude coordinates and direction of motion information and the car according to this car obtained at wheel speed sensors
Speed information, calculates the position relationship of this car and other vehicles.
Alternatively, calculation control unit, specifically for other vehicles obtained at wireless communication unit
Movable information tentatively filter, get rid of and to sail out of crossing and this car in the same direction and this car move toward one another
The information of other vehicles, will be defined as target vehicle laterally across the vehicle at crossing, and calculate target carriage
With the position coordinates of this car and the change of spaces of vehicles, if the position coordinates of target vehicle and this car and car
The change of spacing meets prerequisite, it is determined that it is dangerous that target vehicle and this car exist side collision.
Alternatively, wheel speed sensors is magnetoelectric tachometric transducer, and magnetoelectric tachometric transducer is installed on this
On the wheel of car.
Alternatively, wireless communication unit is ZigBee wireless communication unit.
Alternatively, the communication distance of ZigBee wireless communication unit is set as 300 meters, and ZigBee without
The data interaction pattern of line communication unit uses broadcast mode.
Alternatively, the information of Vehicular satellite positioning unit receives the frequency and is set as 1 hertz, thus per second more
The latitude and longitude coordinates of a new deuterzooid car and direction of motion information.
Of the present utility model have the technical effect that this device preventing vehicle collision of the present utility model passes through
The movable informations such as the speed of dynamic monitoring surrounding vehicles, position coordinates, travel direction, calculate side, front
The position relationship of moving vehicle and this car, and then determine to send a car in this car and side, front side collision occurs
Time and probability, then by the risk of collision that alarm set warning driver is potential, to take in time to keep away
Exempt from the measure of collision, effectively reduce the generation of vehicle collision accident, it is to avoid property loss.This practicality
Novel by utilizing satellite fix, ZigBee wireless communication technology, it is achieved to obtain this front side side in real time
Vehicle movable information, measures determination methods relative to radar of the prior art, laser etc., is susceptible to do
Disturb, it is ensured that the accuracy of judged result.
Accompanying drawing explanation
Fig. 1 is a kind of structured flowchart preventing vehicle collision device of one embodiment of this utility model；
Fig. 2 is a kind of structural representation preventing vehicle collision device of another embodiment of this utility model
Figure.
Detailed description of the invention
The purpose of this utility model is to provide a kind of device preventing car car side collision, vehicle drive people
Side, front vehicle movable information can be obtained in advance by prevention car car side collision device, take in time
Collision avoidance measure, prevents car car side impact events.
Fig. 1 is a kind of structured flowchart preventing vehicle collision device of one embodiment of this utility model, ginseng
Seeing Fig. 1, this prevents vehicle collision device 100 from including: Vehicular satellite positioning unit 101, wheel speed sensors
102, wireless communication unit 103, calculation control unit 104, early warning performance element 105；
Vehicular satellite positioning unit 101, for the positional information of this car of acquisition in real time, and according to vehicle-borne satellite
The electronic chart prestored in star positioning unit and the real-time position information of this car of acquisition determine this garage
When sailing to predetermined distance with section, crossing, to wireless communication unit 103 and wheel speed sensors 102
Send and trigger signal；
Here preset distance, so calculates when Vehicular satellite positioning unit 101 by for example, 200 meters
This garage sails to trigger wireless communication unit during 200 meters, intersection of distance and starts working, so, and can
Enough obtain the movable information of other vehicles when needed thus judge whether that side collision is dangerous, again may be used
To save the power consumption of system.
Wireless communication unit 103, for after receiving triggering signal, with its in predetermined distance range
His vehicle carries out wireless data and will obtain obtaining the current movable information of other vehicles from other vehicles alternately
Get the current movable information of other vehicles and be sent to calculation control unit 104；
Here predetermined distance range, can be the effective communication distance of wireless communication unit, such as, 300
Rice.After preset distance is set as 300, wireless communication unit starts and with this car as the center of circle, with 300
Rice carries out data interaction for other vehicles in the range of radius, obtains the movable information of other vehicles neighbouring.
Wheel speed sensors 102, for gathering the vehicle wheel rotational speed information of this car after receiving triggering signal,
The vehicle wheel rotational speed information of this car is sent to calculation control unit 104；
Wheel speed sensors is primarily to gather the movable information of this car, during actual application, it would however also be possible to employ
Can other sensors of collection vehicle movable information, this is not restricted, as long as ensureing to collect this car
Motion velocity information.
Calculation control unit 104, for the vehicle wheel rotational speed information according to this car, and other vehicles are current
Movable information, calculate the position relationship of this car and other vehicles, and determine whether to deposit according to result of calculation
Dangerous at side collision, if existing, then by may be dangerous with this car generation side collision target vehicle
Movement state information is sent to early warning performance element 105；
Early warning performance element 105, for receiving the movement state information of target vehicle and according to this motion shape
State information exports corresponding information warning, reminds this car driver and target vehicle to there is side collision dangerous.
In the present embodiment, wireless communication unit 103, specifically for receive in other vehicles send other
Speed, latitude and longitude coordinates and the direction of motion information that vehicle is current, and by speed current for other vehicles,
Latitude and longitude coordinates and direction of motion information are sent to calculation control unit 104；
Calculation control unit 104, specifically for according to other cars obtained at wireless communication unit 103
Current speed, latitude and longitude coordinates and direction of motion information and obtain according at wheel speed sensors 102
The speed information of this car taken, calculates the position relationship of this car and other vehicles.
Calculation control unit 104 in the present embodiment, specifically for obtaining at wireless communication unit 103
The movable information of other vehicles tentatively filter, get rid of and sail out of crossing and this car in the same direction and this car
The information of other vehicles of move toward one another, will be defined as target vehicle laterally across the vehicle at crossing, and
Calculate target vehicle and the position coordinates of this car and the change of spaces of vehicles, if target vehicle and the position of this car
The change putting coordinate and spaces of vehicles meets prerequisite, it is determined that target vehicle and this car exist side and touch
Hit danger.
In the present embodiment, wheel speed sensors 102 is magnetoelectric tachometric transducer, magnetoelectric tachometric transducer
It is installed on the wheel of this car.
In the present embodiment, wireless communication unit 103 is ZigBee wireless communication unit.Wherein ZigBee
The communication distance of wireless communication unit can be set as 300 meters, and the number of ZigBee wireless communication unit
Broadcast mode can be used according to interactive mode.It should be noted that the communication of ZigBee wireless communication unit
Distance can need to set according to reality application, is not limited to 300 meters here, it is also possible to be 200 meters.
ZigBee is low-power consumption LAN protocol based on IEEE802.15.4 standard.Advise according to international standard
Fixed, ZigBee technology is the wireless communication technology of a kind of short distance, low-power consumption.The feature of ZigBee is near
Distance, low complex degree, self-organizing, low-power consumption, low data rate.ZigBee is a kind of cheap, low
The near radio networking mechanics of communication of power consumption.
In the present embodiment, the information of Vehicular satellite positioning unit 101 receives the frequency and is set as 1 hertz, from
And it is updated once every second latitude and longitude coordinates and the direction of motion information of this car.
By preventing vehicle collision device shown in Fig. 1, when driving, keep Vehicular satellite location
Unit is the most in running order, when the electronic chart of Vehicular satellite positioning unit shows this front side 200
During section, meter Yu You crossing, trigger wireless communication unit work；By wireless communication unit to neighbouring vehicle
Send this car speed, longitude and latitude position coordinates, direction of motion information, receive other vehicles neighbouring simultaneously
Speed, longitude and latitude position coordinates, travel direction information, and the movable information of other vehicles that will receive
Send to this car calculation control unit；Calculation control unit is responsible for the pass, position calculating this car with other vehicles
System, determines the target vehicle that there is potential risk of collision, and the movement state information of target vehicle is sent
To early warning performance element, touched by the existence of sending a car of side, phonetic warning driver front early warning performance element
Hit danger, remind driver to take corresponding safety measure.
So, radar of the prior art, laser etc. are not used to measure distance and the mode of movable information,
But utilize Vehicular satellite location and by vehicle in the structure mutual preset range of ZigBee WLAN
Movable information, on the one hand, ensure that the accuracy of the data of collection, the probability being interfered is little.
On the other hand, the most effectively prevent car car side collision, reduce car car collision accident probability of happening, keep away
Exempt from property loss.
Fig. 2 is a kind of structural representation preventing vehicle collision device of another embodiment of this utility model
Figure, below in conjunction with Fig. 2 to this structure preventing vehicle collision device of the present utility model and worked
Cheng Jinhang stresses.
Seeing Fig. 2, the structure composition preventing vehicle collision device of the present utility model includes: wheel speed senses
Device 204, Vehicular satellite positioning unit 203, ZigBee wireless communication unit 201, computing unit module
202, early warning actuator 205.
Wheel speed sensors 204 selects magnetoelectric tachometric transducer, is installed on automotive wheel, gathers wheel
Velocity of rotation, for measuring the speed of service of vehicle.
Vehicular satellite positioning unit 203, is used for providing vehicle longitude and latitude position coordinates and direction of motion information.
Vehicular satellite location end message receives the frequency and is set as 1 hertz, 1 vehicle location longitude and latitude of renewal per second
Degree coordinate and direction of motion information；In Vehicular satellite positioning unit 203, the electronic chart of preloaded meets car
Carry the data in navigation electronic map specifications of quality (i.e. GB/T28441-2012).
ZigBee wireless communication unit 201, transmits car speed, longitude and latitude position between vehicle alternately
Coordinate, direction of motion information.In the present embodiment, the model of ZigBee wireless communication unit 201 is
CE-485Z.And effective communication distance maximum is set as 300 meters, ZigBee wireless communication unit 201
Addressing system is IEEE802.15.4/ZIGBEE normal address, the ZigBee channel radio between each vehicle
The data interaction pattern of letter unit 201 uses broadcast mode, star network topology.
Need exist for explanation, in order to obtain the motion letter that other vehicles are current from other vehicles
Breath, other vehicles are also required to install the radio communication list of corresponding wireless communication unit, so other vehicles
It is mutual that unit and the ZigBee wireless communication unit 201 of this car carry out wireless data, thus gets other cars
Movable information (as, speed, the direction of motion, location coordinate information), and be sent to calculate control single
Unit.
Calculation control unit 202, receives the movable information of other vehicles, determined by calculating have potential
The target vehicle of risk of collision, then controls early warning performance element 205.
In the present embodiment, calculation control unit 202, first, the motion to other vehicles received is believed
Breath tentatively filter, get rid of sail out of crossing, in the same direction, move toward one another information of vehicles, will laterally lead to
Cross crossing vehicle and tentatively regard as target vehicle；Then, then calculate this car and target vehicle position coordinates,
The situation of change of spaces of vehicles, it is judged that whether the movement locus of target vehicle has latent with the movement locus of this car
Conflict.If it is determined that it is dangerous to there is conflict, then by the speed of target vehicle, the direction of motion, two
The information such as spacing are sent to early warning performance element 205.
Early warning performance element 205, is responsible for, to the driver's early warning of this car, reporting mesh by voice to driver
The information such as the mark speed of vehicle, the direction of motion, two spacings, remind the driver of this car to take in time to keep away
Exempt from the measure of collision.
Here the most schematically citing of voice reminder mode, can also take it in actual application
His alerting pattern, such as vibrations or automatically control the alerting patterns such as vehicle stopping, not being restricted this.
See Fig. 2, the present embodiment prevent the work process of vehicle collision device as follows:
When the electronic chart of Vehicular satellite positioning unit 203 shows this spacing junction ahead 200 meters, wheel
Speed sensor 204 and Vehicular satellite positioning unit 203 start by this car speed, longitude and latitude position coordinates,
Travel direction information is sent to calculation control unit 202 and ZigBee wireless communication unit 201；ZigBee
This car information is sent out to other vehicles by wireless communication unit 201, receives the car of other vehicles simultaneously
Speed, longitude and latitude position coordinates, travel direction information.In the present embodiment, ZigBee-network information send and
Range of receiving is set in 300 meters of inner regions with this car as the center of circle, and information sends and receives the frequency and is set as
1 second；Other vehicle movable informations received are sent to calculate control by ZigBee wireless communication unit 201
Unit 202 processed, is filtered information by calculation control unit 202, is calculated, and determines that there is side touches
Hit the target vehicle of danger, target vehicle movable information is sent to early warning performance element 205 simultaneously；By
Early warning performance element 205 to driver warn target vehicle speed, travel direction, two spacing information (as
By the above-mentioned information of voice broadcast), remind driver to take urgent collision avoidance measure.
In sum, of the present utility model vehicle collision device is prevented, by dynamic monitoring surrounding vehicles
The movable informations such as speed, position coordinates, travel direction, calculate the position of side, front moving vehicle and this car
Put relation, and then determine to send a car in this car and side, front time and the probability of side collision occur, then lead to
Cross the risk of collision that alarm set warning driver is potential, to take the measure of collision free in time, effectively
Reduce the generation of vehicle collision accident, it is to avoid property loss.So, do not use of the prior art
Radar, laser etc. measure distance and the mode of movable information, but utilize Vehicular satellite to position and pass through structure
Build the movable information of vehicle in the mutual preset range of ZigBee WLAN, on the one hand, ensure that collection
The accuracy of data, the probability being interfered is little.On the other hand, car car side is the most effectively prevented
Collision, reduces the probability that car car collision accident occurs, it is to avoid property loss.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit this utility model
Protection domain.All made within spirit of the present utility model and principle any amendment, equivalent,
Improve, be all contained in protection domain of the present utility model.
Claims (7)
1. the device preventing vehicle collision, it is characterised in that this device includes: Vehicular satellite positions
Unit, wheel speed sensors, wireless communication unit, calculation control unit, early warning performance element；
Described Vehicular satellite positioning unit, for the positional information of this car of acquisition in real time, and according to vehicle-borne satellite
The electronic chart prestored in star positioning unit and the real-time position information of this car of acquisition determine this garage
When sailing to predetermined distance with section, crossing, to described wireless communication unit and described wheel speed sensors
Send and trigger signal；
Described wireless communication unit, for after receiving described triggering signal, and in predetermined distance range
Other vehicles carry out wireless data alternately to obtain the movable information that other vehicles are current from other vehicles
The movable information getting other vehicles described current is sent to described calculation control unit；
Described wheel speed sensors, for gathering the vehicle wheel rotational speed letter of this car after receiving described triggering signal
Breath, is sent to described calculation control unit by the vehicle wheel rotational speed information of this car；
Described calculation control unit, for the vehicle wheel rotational speed information according to this car, and other vehicles are current
Movable information, calculate the position relationship of this car and other vehicles, and determine whether to deposit according to result of calculation
Dangerous at side collision, if existing, then by may be dangerous with this car generation side collision target vehicle
Movement state information is sent to described early warning performance element；
Described early warning performance element, for receiving the movement state information of described target vehicle and according to this fortune
Dynamic status information exports corresponding information warning, reminds this car driver and target vehicle to there is side collision
Dangerous.
Device the most according to claim 1, it is characterised in that described wireless communication unit, specifically
For receiving speed, latitude and longitude coordinates and the direction of motion information that other vehicles of other vehicles transmission are current,
And speed current for other vehicles, latitude and longitude coordinates and direction of motion information are sent to described calculating control
Unit；
Described calculation control unit, specifically for working as according to other vehicles obtained at wireless communication unit
Before speed, latitude and longitude coordinates and direction of motion information and according at wheel speed sensors obtain this car
Speed information, calculate the position relationship of this car and other vehicles.
Device the most according to claim 2, it is characterised in that
Described calculation control unit, specifically for the fortune to other vehicles obtained at wireless communication unit
Dynamic information tentatively filters, and gets rid of and sails out of crossing and this car in the same direction and other of this car move toward one another
The information of vehicle, will be defined as target vehicle laterally across the vehicle at crossing, and calculate target vehicle with
The position coordinates of this car and the change of spaces of vehicles, if between target vehicle and the position coordinates of this car and vehicle
Away from change meet prerequisite, it is determined that it is dangerous to there is side collision in target vehicle and this car.
Device the most according to claim 1, it is characterised in that described wheel speed sensors is magneto-electric
Speed probe, described magnetoelectric tachometric transducer is installed on the wheel of this car.
Device the most according to claim 1, it is characterised in that described wireless communication unit is ZigBee
Wireless communication unit.
Device the most according to claim 5, it is characterised in that
The communication distance of described ZigBee wireless communication unit is set as 300 meters, and described ZigBee without
The data interaction pattern of line communication unit uses broadcast mode.
7. according to the device according to any one of claim 1-6, it is characterised in that described Vehicular satellite
The information of positioning unit receives the frequency and is set as 1 hertz, thus the longitude and latitude being updated once every second this car is sat
Mark and direction of motion information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438193.3U CN205751273U (en) | 2016-05-13 | 2016-05-13 | A kind of device preventing vehicle collision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438193.3U CN205751273U (en) | 2016-05-13 | 2016-05-13 | A kind of device preventing vehicle collision |
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| CN205751273U true CN205751273U (en) | 2016-11-30 |
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| CN201620438193.3U Expired - Fee Related CN205751273U (en) | 2016-05-13 | 2016-05-13 | A kind of device preventing vehicle collision |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106781699A (en) * | 2017-03-20 | 2017-05-31 | 中南大学 | Vehicle safety travel accessory system and its data processing method |
| CN106781588A (en) * | 2017-01-23 | 2017-05-31 | 重庆长安汽车股份有限公司 | Target carriage extracting method, system and equipment |
| CN107103787A (en) * | 2017-06-30 | 2017-08-29 | 北京理工大学 | A kind of avoiding collision and system based on bicycle and vehicle communication |
| CN110850874A (en) * | 2019-11-11 | 2020-02-28 | 驭势科技（北京）有限公司 | Control method, device and system for intelligent driving vehicle and storage medium |
| CN112874518A (en) * | 2021-01-19 | 2021-06-01 | 合肥索斯智能科技有限公司 | Vehicle-vehicle interconnection and anti-collision system based on visible light communication |
| CN114715066A (en) * | 2021-01-04 | 2022-07-08 | 广州汽车集团股份有限公司 | Airbag detonation control method and device based on multi-information fusion and terminal |
| US20220418039A1 (en) * | 2017-05-19 | 2022-12-29 | Uber Technologies, Inc. | Predictive location selection system |
-
2016
- 2016-05-13 CN CN201620438193.3U patent/CN205751273U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106781588A (en) * | 2017-01-23 | 2017-05-31 | 重庆长安汽车股份有限公司 | Target carriage extracting method, system and equipment |
| CN106781699A (en) * | 2017-03-20 | 2017-05-31 | 中南大学 | Vehicle safety travel accessory system and its data processing method |
| US20220418039A1 (en) * | 2017-05-19 | 2022-12-29 | Uber Technologies, Inc. | Predictive location selection system |
| US11729859B2 (en) * | 2017-05-19 | 2023-08-15 | Uber Technologies, Inc. | Predictive location selection system |
| CN107103787A (en) * | 2017-06-30 | 2017-08-29 | 北京理工大学 | A kind of avoiding collision and system based on bicycle and vehicle communication |
| CN110850874A (en) * | 2019-11-11 | 2020-02-28 | 驭势科技（北京）有限公司 | Control method, device and system for intelligent driving vehicle and storage medium |
| CN114715066A (en) * | 2021-01-04 | 2022-07-08 | 广州汽车集团股份有限公司 | Airbag detonation control method and device based on multi-information fusion and terminal |
| CN112874518A (en) * | 2021-01-19 | 2021-06-01 | 合肥索斯智能科技有限公司 | Vehicle-vehicle interconnection and anti-collision system based on visible light communication |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170513 |