CN207106492U - Dynamic monitoring omnidirectional vehicle anti-collision early warning system - Google Patents
Dynamic monitoring omnidirectional vehicle anti-collision early warning system Download PDFInfo
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- CN207106492U CN207106492U CN201721087569.1U CN201721087569U CN207106492U CN 207106492 U CN207106492 U CN 207106492U CN 201721087569 U CN201721087569 U CN 201721087569U CN 207106492 U CN207106492 U CN 207106492U
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Abstract
The utility model proposes a kind of dynamic monitoring omnidirectional vehicle anti-collision early warning system, belong to automobile collision preventing security technology area.Including control module, display module, voice cue module, anti-knock into the back alarm, forward sense device, backward sensor, left-hand sensor, dextrad sensor, wherein left-hand sensor include it is left front to it is left back to, dextrad sensor include it is right before to backward with the right side.Monitor the vehicle or mobile object of car body four direction respectively using six sensors, send information to control module, carried out determining whether the danger collided according to factors such as the braking distance under this car current driving speed, this car friction speed, weather conditions, pavement behaviors, voice cue module alarm is controlled when finding dangerous, reminds driver to avoid the generation of car accident.The system can monitor car body four direction, and according to relative distance, relative velocity, comprehensive road condition condition is dynamic auto to monitor and prejudge possible danger, the security of comprehensive guarantee car body, effectively reduces the generation of car accident.
Description
Technical field
The utility model is related to a kind of vehicle anti-collision early warning system, especially one kind can be comprehensive according to relative distance, speed
The omnidirectional vehicle anti-collision early warning system for being capable of dynamic monitoring and anticipation of combining condition condition.Belong to automobile collision preventing safe practice neck
Domain.
Background technology
The vehicles of the automobile as modern humans, the life to people bring great convenience, but also bring simultaneously
Serious traffic safety problem.China is also increasing rapidly because of the dead number of traffic accident every year, caused by economic loss
It is very big, therefore the effective car accident that reduces is particularly important.
At present, the research of domestic and international correlation technique is knocked into the back primarily directed to anti-, and its cardinal principle is：First, radar is utilized
Etc. the relative distance and relative velocity that detection device measures Ben Che and front truck；Then, sentenced by the good security model of default
Cut steam car safe condition；Finally, when the relative distance of two cars is less than safe distance, entered according to the FUZZY ALGORITHMS FOR CONTROL set
Row alarm and deceleration, effectively prevent the generation of rear-end collision.Nowadays, many companies and mechanism both domestic and external are all carried out
The research of this respect, and achieve some achievements.
Such as Chinese patent " a kind of rear-end collision preventing system "（Application number：201120536699.5）A kind of automobile is proposed to prevent
Knock into the back system, including distance measuring sensor, temperature sensor, driver status sensor and vehicle speed sensor, and wherein ranging senses
Device using a variety of distance measuring methods a variety of distance measuring sensors, according to the safe distance that should currently keep calculated and with reality
Vehicle headway is surveyed, control output control unit makes corresponding action.Whether the patent can only knock into the back before monitoring car and after car
It is dangerous, it is impossible to detect the danger of left and right vehicle wheel side, therefore cannot be guaranteed the overall security of vehicle.
For another example Chinese patent " vehicle anti-collision early warning system and its control method "（Application number：201510297751.9）It is proposed
A kind of vehicle anti-collision early warning system, including for gathering the radar sensor of the other signals of vehicles of this front side and/or rear,
Go out the actual range and minimum safe of two Adjacent vehicles before and after same track by radar sensor and Decision Control element analysis
Following distance, if actual range is less than minimum safe following distance, alarm unit can send alarm signal, remind human pilot to adjust
Vehicle speed changes track, you can effectively prevents automobile crash.The patent according to the contrast of two car actual ranges and safe distance,
It is dangerous to determine whether to bump against, and the factor such as safe distance and weather conditions, pavement behavior is relevant, therefore only by safety
The contrast of distance is not accurate enough to judge；Moreover, still just for the monitoring and warning of fore-aft vehicle.
In many traffic cases as can be seen that many traffic accidents occur at the parting of the ways, situations such as overtaking other vehicles parallel,
Including between car and car, between car and pedestrian；And driver, when driving, main attention is all concern front, to lateral and
Backward concern is less.In addition, under different speeds, different pavement behavior, carry out early warning by safe distance merely, it is clear that
Deviation is very big.Therefore, there is the defects of many in prior art.
The content of the invention
For overcome the deficiencies in the prior art, the utility model proposes one kind can monitor car body front, rear, left and right four
Bump against dangerous vehicle anti-collision early warning system in direction.The purpose of this utility model is, passes through four sides of the system monitoring car body
To vehicle or mobile object movable information, ensure car body four direction overall security；Simultaneously consider other vehicles or
The direction of mobile object motion, the distance with the relative velocity of this car and with this car, with reference to dynamic security distance threshold and dynamic
Reaction time threshold value is dangerous to determine whether to collide, so as to effectively improve the accuracy of judgement.
Technical scheme is used by the utility model solves its technical problem：
The system includes control module（1）, display module（2）, voice cue module（3）, forward sense device（4）, it is backward
Sensor（5）, left-hand sensor（6）, dextrad sensor（7）.
Forward sense device（4）, backward sensor（5）, left-hand sensor（6）, dextrad sensor（7）It is respectively arranged in vehicle
The outside position of front, rear, left and right 4, monitor other vehicles or mobile object of correspondence direction（9）Movable information, and in real time
It is sent to control module（1）Other vehicles or mobile object in 4 directions are calculated（9）The direction of motion, the phase with this car
Distance to speed and with this car, on display module（2）Display.
Each sensor has the measurement range of itself, usually a fan-shaped range, all around the four of outside vehicle
Individual position install sensor, it is in order to which other vehicles of vehicle's surroundings and mobile object can be monitored（9）, then pass through observing and controlling mould
Block（1）Calculating has discovered whether danger of colliding, so as to remind driver to avoid the generation of accident.
In control module（1）The middle safe distance threshold value and reaction time threshold for presetting the direction of front, rear, left and right 4 respectively
Value, is multiplied by the safety coefficient automatically generated by safe distance threshold value and obtains dynamic security distance threshold, multiplied by reaction time threshold value
Dynamic response time threshold is obtained with the safety coefficient automatically generated.
According to other vehicles or mobile object that 4 directions are calculated（9）The direction of motion, the relative velocity with this car
And the distance with this car, the time with the estimated collisions of Ben Che is calculated, judges that the estimated time bumped against is less than the dynamic response time
Threshold value or when being less than dynamic security distance threshold with the distance of this car, control voice reminding module（3）Alarmed to driver.
The described safety coefficient automatically generated be according to the brake under this car current driving speed, this car friction speed away from
From, weather conditions, pavement behavior, in the case where considering certain nargin, real time comprehensive, which calculates, obtains, and front, rear, left and right 4
The safety coefficient in individual direction calculates respectively.Safe distance threshold value and reaction time threshold value are set, is to sentence as reference quantity
Whether disconnected vehicle has the danger of collision.But vehicle is in friction speed, the braking distance of different weather or different road surfaces and braking
Time is different, so safe distance threshold value and reaction time threshold value can not be a definite value, it is therefore desirable to control module（1）
Safety coefficient is generated according to different situations, being multiplied by safety coefficient by safe distance threshold value and reaction time threshold value obtains dynamically pacifying
Full distance threshold value and dynamic response time threshold.Judge whether vehicle has the danger of collision by the reference of two kinds of threshold values, carry
The high accuracy judged.
The system includes the anti-alarm that knocks into the back（8）, this car rear portion is installed on, works as control module（1）Judge this car rear
Other vehicles or mobile object（9）With the Ben Che estimated times bumped against be less than dynamic response time threshold or with this car away from
During from less than dynamic security distance threshold, the anti-alarm that knocks into the back of control（8）Using acousto-optic to other vehicles at this car rear or shifting
Animal body（9）Warn.Vehicle and the extraneous means linked up are typically by blowing a whistle or light at present, and both means are mainly pin
To other vehicles or mobile object in front（9）Work, therefore, driver feel below vehicle with car it is excessively near when, can pass through
The anti-alarm that knocks into the back（8）Carry out effectively reminding or alerting vehicle below.
Left-hand sensor（6）Comprising left front to sensor（601）With left back to sensor（602）, dextrad sensor（7）Bag
Containing right forward sense device（701）With right backward sensor（702）, it is mounted on this car vehicle body side front portion.
When other vehicles or mobile object（9）It is left front to sensor during with this car parallel running（601）With right forward sense
Device（701）For this car to other vehicles or mobile object（9）Close motion, alarmed to this car driver；It is left back to sensing
Device（602）With right backward sensor（702）For other vehicles or mobile object（9）The motion close to this car, control voice
Reminding module（3）Alarmed to driver.Many traffic accidents are due to driver fatigue, absent-minded, seeing the mobile phone etc. pays attention to
Caused by the situation that power is not concentrated, therefore in this car to other vehicles or mobile object（9）Driver is reminded to improve note when close
Anticipate power, in other vehicles or mobile object（9）To this car close to when remind driver pay attention to keep safe distance, can be effectively pre-
Prevent this kind of accident.
It is left front to sensor（601）With right forward sense device（701）Left front and right front are detected respectively with this car in vertical
Other vehicles or mobile object directly moved（9）, when calculating movement locus and being likely to occur intersection, reported to this car driver
It is alert.Crossroad or T junction are stretch of road prone to traffic accidents, in no red light or vehicle and pedestrian running red light, due to
Driver is typically primarily upon vehicle and pedestrian's situation near this car, when especially front red light becomes green light, easily ignores and hangs down
Nogata to other vehicles or mobile object（9）, therefore when finding vertical direction in the presence of bumping against dangerous, driver is reminded in time
This kind of accident can effectively be prevented.
Compared with prior art, the utility model has the following advantages that：
1）Using the sensor of front, rear, left and right four direction, other vehicles or motive objects of monitoring car body four direction
The movable information of body, the security of comprehensive guarantee car body；It may occur to drive to this car in time in the case that collision is dangerous
Member, other vehicles or mobile object send early warning, the generation of all kinds of traffic accidents effectively avoided.
2）According to the braking distance under this car current driving speed, this car friction speed, weather conditions, pavement behavior etc. because
Plain real time comprehensive calculates and automatically generates safety coefficient, the direction moved using other vehicles or mobile object, relative with this car
Speed and the distance with this car, danger of colliding is determined whether with reference to dynamic security distance threshold and dynamic response time threshold
Danger, judge more to meet reality compared to traditional safe distance, so as to effectively improve the accuracy of early warning judgement.
3）Made using the left front collision danger that may occur for vertical direction to sensor and right forward sense device pre-
It is alert, driver is reminded in time, effectively prevents the generation of this kind of accident occurred frequently.
Brief description of the drawings
Fig. 1：The connection block diagram of this structure.
Fig. 2：Front and rear car may knock into the back simulation drawing.
Fig. 3：Overtaken other vehicles during parallel running may bump against simulation drawing.
Fig. 4：Other of this car and vertical travel vehicle may bump against simulation drawing.
Fig. 5：Each sensor mounting location and its scope schematic diagram of monitoring.
In figure：After 1- control modules, 2- display modules, 3- voice cue modules, 4- forward senses device, 5- to sensor,
It is the anti-alarm that knocks into the back of 6- left-hands sensor, 7- dextrad sensor, 8-, 10- this car, 11- front trucks, 12- rear cars, parallel on the left of 13-
Vehicle, parallel vehicles on the right side of 14-, the left car of 15- vertical travels, right car, the 601- of 16- vertical travels it is left front to sensor,
602- is left back to sensor, the right forward sense devices of 701-, the right backward sensors of 702-.
Embodiment
As shown in figure 1, the system includes control module（1）, display module（2）, voice cue module（3）, forward direction pass
Sensor（4）, backward sensor（5）, left-hand sensor（6）, dextrad sensor（7）.
Forward sense device（4）, backward sensor（5）, left-hand sensor（6）, dextrad sensor（7）It is respectively arranged in vehicle
The outside position of front, rear, left and right 4, monitor other vehicles or mobile object of correspondence direction（9）Movable information, and in real time
It is sent to control module（1）Other vehicles or mobile object in 4 directions are calculated（9）The direction of motion, the phase with this car
Distance to speed and with this car, on display module（2）Display.
In control module（1）The middle safe distance threshold value and reaction time threshold for presetting the direction of front, rear, left and right 4 respectively
Value, is multiplied by the safety coefficient automatically generated by safe distance threshold value and obtains dynamic security distance threshold, multiplied by reaction time threshold value
Dynamic response time threshold is obtained with the safety coefficient automatically generated.
According to other vehicles or mobile object that 4 directions are calculated（9）The direction of motion, the relative velocity with this car
And the distance with this car, the time with the estimated collisions of Ben Che is calculated, judges that the estimated time bumped against is less than the dynamic response time
Threshold value or when being less than dynamic security distance threshold with the distance of this car, control voice reminding module（3）Alarmed to driver.
As shown in Figure 2, it can be seen that this car（10）Front truck when being travelled on road（11）And rear car（12）Position,
Forward sense device（4）, backward sensor（5）Monitor front truck（11）And rear car（12）Movable information, and observing and controlling mould is sent in real time
Block（1）Other vehicles or mobile object of fore-and-aft direction are calculated（9）The direction of motion, with the relative velocity of this car and with this
The distance of car, and according to front truck is calculated（11）And rear car（12）The time that may bump against with this car, if being less than dynamic response
Time threshold, or when being less than dynamic security distance threshold with the distance of this car, control voice reminding module（3）Reported to driver
It is alert, when discovery rear car（12）Knock into the back this car（10）Danger when the anti-alarm that knocks into the back of control（8）Warned using acousto-optic to rear car.
As shown in figure 3, work as this car（10）Travelled on road, when left side parallel vehicles（13）When overtaking other vehicles, it might have
With this car（10）The danger of collision, it is now left back to sensor（602）Experience left side parallel vehicles（13）Oriented car（10）
Close motion, control voice reminding module（3）Alarmed to driver, remind driver to keep safe distance.
When this car（10）When wanting to overtake other vehicles, it might have and right side parallel vehicles（14）The danger of collision, right forward sense
Device（701）For this car parallel vehicles to the right（14）Close motion, alarmed to this car driver, remind driver to concentrate note
Meaning power.
As shown in figure 4, work as this car（10）Crossroad is driven to, when there is the vehicle with this car vertical travel both sides respectively,
It is left front to sensor（601）With right forward sense device（701）The left car of left front and right front vertical travel is detected respectively（15）
With the right car of vertical travel（16）, when calculating movement locus and being likely to occur intersection, alarmed to this car driver.
As shown in figure 5, forward sense device（4）With backward sensor（5）Headstock and the tailstock are respectively arranged in, its model monitored
Enclose such as the dotted line sector portion after Chinese herbaceous peony in figure, left-hand sensor（6）Comprising left front to sensor（601）With left back to sensor
（602）, dextrad sensor（7）Include right forward sense device（701）With right backward sensor（702）, it is mounted on this car car body
Side is anterior, the dotted line sector portion of car both sides in its scope monitored such as figure.
Claims (5)
1. dynamic monitoring omnidirectional vehicle anti-collision early warning system, it is characterised in that：Including control module（1）, display module（2）、
Voice cue module（3）, forward sense device（4）, backward sensor（5）, left-hand sensor（6）, dextrad sensor（7）, anti-chase after
Tail alarm（8）；
Forward sense device（4）, backward sensor（5）, left-hand sensor（6）, dextrad sensor（7）It is respectively arranged in outside vehicle
The position of front, rear, left and right 4, monitor other vehicles or mobile object of correspondence direction（9）Movable information, and send in real time
To control module（1）Other vehicles or mobile object in 4 directions are calculated（9）The direction of motion, the speed relatively with this car
Degree and the distance with this car, in display module（2）Upper display；
In control module（1）The middle safe distance threshold value and reaction time threshold value for presetting the direction of front, rear, left and right 4 respectively, by
Safe distance threshold value is multiplied by the safety coefficient automatically generated and obtains dynamic security distance threshold, is multiplied by automatically by reaction time threshold value
The safety coefficient of generation obtains dynamic response time threshold；
According to other vehicles or mobile object that 4 directions are calculated（9）The direction of motion, with the relative velocity of this car and with
The distance of this car, calculate with the Ben Che estimated times bumped against, judge the estimated time bumped against be less than dynamic response time threshold,
Or when with the distance of this car being less than dynamic security distance threshold, control voice reminding module（3）Alarmed to driver.
2. dynamic monitoring omnidirectional vehicle anti-collision early warning system according to claim 1, it is characterised in that：Described is automatic
The safety coefficient of generation is according to the braking distance under this car current driving speed, this car friction speed, weather conditions, road surface shape
Condition, in the case where considering certain nargin, real time comprehensive, which calculates, obtains, and the safety coefficient in 4 directions in front, rear, left and right point
Do not calculate.
3. dynamic monitoring omnidirectional vehicle anti-collision early warning system according to claim 1, it is characterised in that：Knocked into the back comprising anti-
Alarm（8）, this car rear portion is installed on, works as control module（1）Judge other vehicles or mobile object at this car rear（9）With this
When the car estimated time bumped against is less than dynamic response time threshold or is less than dynamic security distance threshold with the distance of this car, control
The anti-alarm that knocks into the back of system（8）Other vehicles from acousto-optic to this car rear or mobile object using（9）Warn.
4. dynamic monitoring omnidirectional vehicle anti-collision early warning system according to claim 1, it is characterised in that：Left-hand sensor
（6）Comprising left front to sensor（601）With left back to sensor（602）, dextrad sensor（7）Include right forward sense device
（701）With right backward sensor（702）, it is mounted on this car vehicle body side front portion；
When other vehicles or mobile object（9）It is left front to sensor during with this car parallel running（601）With right forward sense device
（701）For this car to other vehicles or mobile object（9）Close motion, alarmed to this car driver, it is left back to sensor
（602）With right backward sensor（702）For other vehicles or mobile object（9）The motion close to this car, control voice carry
Show module（3）Alarmed to driver.
5. dynamic monitoring omnidirectional vehicle anti-collision early warning system according to claim 1, it is characterised in that：Left forward sense
Device（601）With right forward sense device（701）Detect respectively left front and right front and the perpendicular motion of this car other vehicles or
Mobile object（9）, when calculating movement locus and being likely to occur intersection, alarmed to this car driver.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205144A (en) * | 2018-03-28 | 2018-06-26 | 李强 | A kind of road work vehicle collision prewarning device, road work vehicle and anti-collision warning method |
| CN110920525A (en) * | 2019-12-12 | 2020-03-27 | 合肥市智信汽车科技有限公司 | Vehicle blind area monitoring system based on panoramic image technology |
| WO2021063006A1 (en) * | 2019-09-30 | 2021-04-08 | 上海商汤临港智能科技有限公司 | Driving early warning method and apparatus, electronic device, and computer storage medium |
| CN113370887A (en) * | 2021-02-05 | 2021-09-10 | 刘国成 | High-mount brake lamp warning system and method |
-
2017
- 2017-08-29 CN CN201721087569.1U patent/CN207106492U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205144A (en) * | 2018-03-28 | 2018-06-26 | 李强 | A kind of road work vehicle collision prewarning device, road work vehicle and anti-collision warning method |
| WO2021063006A1 (en) * | 2019-09-30 | 2021-04-08 | 上海商汤临港智能科技有限公司 | Driving early warning method and apparatus, electronic device, and computer storage medium |
| CN110920525A (en) * | 2019-12-12 | 2020-03-27 | 合肥市智信汽车科技有限公司 | Vehicle blind area monitoring system based on panoramic image technology |
| CN113370887A (en) * | 2021-02-05 | 2021-09-10 | 刘国成 | High-mount brake lamp warning system and method |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180316 Termination date: 20180829 |