CN206781621U - To anti-collision warning system and automobile after automobile - Google Patents
To anti-collision warning system and automobile after automobile Download PDFInfo
- Publication number
- CN206781621U CN206781621U CN201720596485.4U CN201720596485U CN206781621U CN 206781621 U CN206781621 U CN 206781621U CN 201720596485 U CN201720596485 U CN 201720596485U CN 206781621 U CN206781621 U CN 206781621U
- Authority
- CN
- China
- Prior art keywords
- automobile
- control device
- radar detection
- warning system
- radar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Traffic Control Systems (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
To anti-collision warning system and automobile after a kind of automobile of the utility model offer, include radar detection device to anti-collision warning system after automobile, control device and alarming device, radar detection device is arranged on the rear end of automobile, radar detection device is used to detect the distance between automobile rear end and automobile front vehicle and detects the translational speed of front vehicle, control device electrically connects with radar detection device, and control device is used to receive the detection signal that radar detection device exports, alarming device is set towards the rear of automobile, alarming device electrically connects with control device, alarming device is used for the control signal of receiving control device output and warned.And it is provided with after the automobile to the automobile of anti-collision warning system.Rear car prompting function is respectively provided with to anti-collision warning system after the automobile and automobile, can effectively increase the reaction time of rear car driver, improves traffic safety performance, and there is the advantages of flexible for installation, applied widely to anti-collision warning system after the automobile.
Description
Technical field
Automobile technical field is the utility model is related to, specifically, is related to after a kind of automobile to anti-collision warning system
And it is provided with after the automobile to the automobile of anti-collision warning system.
Background technology
In existing motor traffic accidents, rear-end collision occupies a very big part for traffic accident, and it is main former
Because being that enough safety driving distances are not kept between rear car and front truck.Wherein, reasonably control travel speed is to ensure tool
There is an important factor for enough safety driving distances, and following distance generally requires car driver rearward and come with the subjective judgement of oneself
It is determined.But in normal drive, due to speed difference be present between front and rear car so that rear car is difficult to be stood according to speed
Judge with the suitable safe distance of front truck, that front truck is slowed down using not touching on the brake especially sometimes be present,
Such case occurs that the brake lamp of front truck does not light and situation that travel speed gradually reduces, if now rear car driver
Without correctly, timely judge that front truck has slowed down and kept original drive speed when, easily cause brake not in time and
There is rear-end collision.Also, in highway or the section compared with congestion, if between vehicle without keep rational distance and
Travel speed, it is also easy to cause a chain of situation about knocking into the back, has a strong impact on traffic safety.
And some CAS having at present be mainly by rear car active detecting front truck driving situation, then by with
Automobile car running computer in itself, brake system etc. are combined to be braked to rear car, for example, now widely used
ACC system（Adaptive radar cruise control system）In, the range radar for being arranged on vehicle front can be in high vehicle speeds
In the case of detection and the distance of front truck, system can according to the front truck detected by speed threshold value set in advance and radar away from
From automatically regulating throttle and braking, the safe distance with front truck is kept with this, improves the security of driving.But this
Class control system is rear car detection front truck, and front truck does not have active role, and installs, debugs complexity, somewhat expensive and applicability
Difference, can not be general between the vehicle of different brands.
The content of the invention
In order to solve the above problems, main purpose of the present utility model is to provide a kind of low, flexible for installation, the applicable model of cost
Enclose after wide and automobile with front truck active warning rear car function to anti-collision warning system.
Another object of the present utility model is to provide that a kind of cost is low, when can effectively increase the reaction of rear car driver
Between and with backward prompting function automobile.
In order to realize main purpose of the present utility model, the utility model is provided after a kind of automobile to anti-collision warning system
System, wherein, including radar detection device, control device and alarming device, radar detection device be arranged on the rear end of automobile, radar
Detection means is used to detect the distance between automobile rear end and automobile front vehicle, and radar detection device is additionally operable to after detecting automobile
The translational speed of square vehicle, control device electrically connect with radar detection device, and control device is used to receive radar detection device
At least one set of detection signal of output, alarming device are set towards the rear of automobile, and alarming device electrically connects with control device, alert
Showing device is used at least one set of control signal of receiving control device output and warned.
Therefore radar detection device can detect to the distance and translational speed of automobile front vehicle, and to control
Device processed exports detection signal so that control device can be according to detection signal to alarming device output control signal, to cause
Alarming device can be warned in time upon the reception of control signals, be ensured in vehicle traveling process, positioned at automobile rear
Can know the driving states between front truck in time with car vehicle, and then avoid due between front and rear car there is no guarantee that enough
Safety driving distance and the generation for causing rear-end collision.It can be seen that by the setting after automobile to anti-collision warning system and knot
Structure designs so that has active detecting rear car to anti-collision warning system after the automobile, actively warns the function of rear car, Neng Gouyou
In the reaction time of the increase rear car driver of effect, traffic safety performance is improved, while have cost low, flexible for installation and using model
Enclose the advantages of wide.
One preferable scheme is that alarming device is LED warning lamps, and LED warning lamps are carried out when receiving control signal
It is luminous.
Further scheme is that LED warning lamps include light source board, radiator and lens, and light source board is electrically connected with control device
Connect, light source board is abutted against between radiator and lens, and light source board is set towards lens.
Further scheme is that light source board includes multigroup LED lamp bead set independently of each other, and one group of control signal is corresponding
In one group of LED lamp bead, LED lamp bead is lighted after one group of corresponding control signal is received.
Control device is stored with multigroup threshold value, mutually right between one group of threshold value, one group of LED lamp bead and one group of detection signal
Should, control device is according to one group of detection signal of reception to one group of corresponding LED lamp bead output control signal.
Therefore multigroup LED lamp bead being independently arranged is set on the light source board of LED warning lamps, while filled in control
The middle multigroup threshold value of storage is put, and makes mutually to be corresponded between one group of threshold value, one group of LED lamp bead and one group of detection signal so that
Control device can judge Ben Che and rear car or barrier relative distance and/or relative according to the one group of detection signal received
After translational speed, to the corresponding one group LED lamp bead output control signal of LED warning lamps, sent out this group of LED lamp bead
Light, and then rear car is reminded by the luminance of multigroup LED lamp bead so that rear car can be known between front truck in real time
Following distance, be effectively increased the reaction time of rear car driver, occur the probability of rear-end collision before and after reduction between car
Or avoid rear-end collision occur between front and rear car.
Another preferable scheme is that alarming device is display screen, and display screen is shown when receiving control signal.
Therefore alarming device is arranged to display screen so that control device can be according to the detection signal received
Corresponding control signal is exported to display screen, and then enables display screen to carry out the display of preset content, after having reached prompting
The effect of car.Wherein, the display content of display screen can include word, pattern and video etc., certainly, when display screen includes sound
During frequency playing device, the broadcasting that display screen can also carry out audio frequency and video is reminded.
Further scheme is, radar detection device is microwave radar, the frequency 24GHz or 77GHz of microwave radar.
Therefore microwave radar can both detect to the distance between front and rear car, again can to rear car relative to
Front truck is detected with vehicle speed, has good detection performance.
In order to realize another object of the present utility model, the utility model provides a kind of automobile, including automobile body, its
In, automobile also includes including radar detection device, control to anti-collision warning system after automobile to anti-collision warning system after automobile
Device and alarming device processed, radar detection device are arranged at the rear portion fixed mount of automobile body, and radar detection device is used to examine
The distance between rear end and automobile front vehicle of automobile are surveyed, radar detection device is additionally operable to detect the movement of automobile front vehicle
The power electric connection of speed, control device and automobile, control device electrically connect with radar detection device, and control device is used to connect
At least one set of detection signal of radar detection device output is received, alarming device is arranged on the rear end of automobile body, and alarming device
Set towards the rear of automobile, alarming device electrically connects with control device, and alarming device is used for receiving control device and exported extremely
Few one group of control signal is simultaneously warned.
Therefore radar detection device can detect to the distance and translational speed of automobile front vehicle, and to control
Device processed exports detection signal so that control device can be according to detection signal to alarming device output control signal, to cause
Alarming device can be warned in time upon the reception of control signals, be ensured in vehicle traveling process, positioned at automobile rear
Can know the driving states between front truck in time with car vehicle, and then avoid due between front and rear car there is no guarantee that enough
Safety driving distance and the generation for causing rear-end collision.It can be seen that by after automobile and its automobile to anti-collision warning system
Set so that the advantages of auto cost is low, while there is active detecting rear car, and the function of rear car is actively warned, can be effective
Increase rear car driver reaction time, improve traffic safety performance, and after the automobile to anti-collision warning system install
More flexibly, use range is wider.
Further scheme is that alarming device is LED warning lamps, and LED warning lamps are sent out when receiving control signal
Light.
Therefore control device exports corresponding control signal according to the detection signal received to LED warning lamps, makes
Obtaining LED warning lamps can be lighted in time, and then enable rear car to know the following distance between front truck in real time, effectively
The reaction time for adding rear car driver, between there is the probability of rear-end collision between car before and after reduction or avoiding front and rear car
There is rear-end collision.
Further scheme is that alarming device is display screen, and display screen is shown when receiving control signal.
Therefore alarming device is arranged to display screen so that control device can be according to the detection signal received
Corresponding control signal is exported to display screen, and then enables display screen to carry out the display of preset content, after having reached prompting
The effect of car.Wherein, display screen seems that content can include word, pattern and video etc., certainly, when display screen includes sound
During frequency playing device, the broadcasting that display screen can also carry out audio frequency and video is reminded.
Further scheme is that radar detection device is microwave radar, and the frequency of microwave radar is 24GHz or 77GHz.
Therefore microwave radar can both detect to the distance between front and rear car, again can to rear car relative to
Front truck is detected with vehicle speed, has good detection performance.
Brief description of the drawings
Fig. 1 is the partial schematic diagram of the utility model automobile embodiment.
Fig. 2 is the decomposing schematic representation of the utility model automobile embodiment.
Fig. 3 be the utility model automobile embodiment automobile after to anti-collision warning system connection diagram.
Fig. 4 is the enlarged drawing at A in Fig. 2.
Fig. 5 is the exploded view of the LED warning lamps of the utility model automobile embodiment.
Fig. 6 is the alert status schematic diagram of the LED warning lamps of the utility model automobile embodiment.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Referring to figs. 1 to Fig. 4, automobile 1 is included after automobile body 10 and automobile to anti-collision warning system, to anti-collision after automobile
Hitting caution system includes radar detection device 2, control device 3 and alarming device 4.
Radar detection device 2 is fixedly mounted on 15 at the rear fixed mount of automobile body 10, and radar detection device 2 is used to detect
The translational speed of the vehicle at the distance between the rear end of automobile 1 and the vehicle at the rear of automobile 1 and detection automobile 1 rear, and turn
Turn to detection signal and be sent to control device 3.Specifically, the vehicle includes fixed vehicle and mobile vehicle, wherein, mobile vehicle
Including automobile 1 in the state of progress, the rear of automobile 1 with car vehicle.In addition, radar detection device 2 is microwave radar, microwave thunder
The frequency reached is 24GHz or 77GHz, it is preferable that the frequency of microwave radar is 24GHz.Microwave radar both can to front and rear car it
Between distance detected, rear car can be detected relative to front truck with vehicle speed again, there is good detection performance.
Control device 3 is fixedly mounted at the rear fixed mount of automobile body 10, also, the power supply of control device 3 and automobile 1
Electrical connection, is powered by the power supply of automobile 1 to control device 3, so for after automobile to anti-collision warning system power supply.This
Outside, control device 3 electrically connects with radar detection device 2, and control device 3 is used to have received the output of radar detection device 2 extremely
Few one group of detection signal.
Alarming device 4 is arranged on the rear end of automobile body 10, it is preferable that alarming device 4 keeps out the wind glass after being arranged on automobile 1
At glass 11, alarming device 4 is set towards the rear of automobile 1, and alarming device 4 is electrically connected with control device 3, and alarming device 4 is used
In receiving control device 3 export at least one set of control signal and warned.
Reference picture 5, and Fig. 2 and Fig. 3 is combined, alarming device 3 is LED warning lamps 40, and LED warning lamps 40 are receiving control
Lighted during the control signal that device 3 exports.Preferably, the quantity of LED warning lamps 40 is two groups, and LED described in two groups is warned
Show that lamp 40 is located at the both sides of the high-mount stop lamp 13 of automobile 1 respectively.
Each group of LED warning lamp 40 includes light source board 41, radiator 42 and lens 43.Light source board 41 is independently set including multigroup
The LED lamp bead 411 put, light source board 41 are abutted against between radiator 42 and lens 43, and light source board 41 is set towards lens 43.Dissipate
The heat that hot device 42 is used to distribute the LED lamp bead 411 of light source board 41 is dredged, radiated, and lens 43 are used for LED lamp bead
411 light sent carry out optically focused so that the display that LED warning lamps 40 can be become apparent from.
In addition, one group of control signal corresponds to one group of LED lamp bead 411, LED lamp bead 411 is receiving corresponding one group
Lighted after control signal.Specifically, control device 3 is stored with multigroup threshold value, and one group of threshold value, radar detection device 2 export
One group of detection signal and one group of light source plate 41 one group of LED lamp bead 411 between it is mutually corresponding.Control device 3 is according to reception
One group of detection signal to one group of corresponding output control signal of LED lamp bead 411.
From such scheme, radar detection device 2 is by producing the radar induced signal of specific frequency to the rear of automobile 1
The speed and distance with car vehicle detected, and detection signal is exported to control device 3.And due to different with speed
Degree and following distance can produce different frequency feedbacks to radar detection device 2 so that when rear is with vehicle speed and with spacing
From it is different when, radar detection device 2 export detection signal can have different threshold values.And prestored in control device 3
Multigroup threshold value, and make mutually corresponding between one group of threshold value, one group of detection signal and one group of LED lamp bead 411 so that work as control device
3 the threshold value that receive detection signal can be compared with the multigroup threshold value prestored, and judge rear car with spacing
From with vehicle speed, then according to the detection signal to one group LED lamp bead 411 output control corresponding with the detection signal
Signal, this group of LED lamp bead 411 is lighted, and then rear is prompted accordingly with car vehicle.
Specifically, as shown in fig. 6, detection model after rear initially enters automobile with from car vehicle to anti-collision warning system
When enclosing, the LED warning lamps 40 installed in the both sides of high-mount stop lamp 2 of automobile 1 can light first group of LED lamp bead 411 respectively, when after
When side continues close to automobile 1 with car vehicle, control device 3 can be believed according to the detection signal of radar detection device 2 to the detection
Number one group of corresponding output control signal of LED lamp bead 411, is opened multigroup LED lamp bead 411 of LED warning lamps 40 step by step
Open, and as rear is continued to multigroup LED lamp bead 411 with car vehicle with the raising of vehicle speed and/or the reduction of following distance
Opened step by step, and continue to warn driver of the rear with car vehicle.When rear with car vehicle approach automobile 1 setting the limit
When following distance and/or the limit are with vehicle speed, the LED lamp bead 411 of LED warning lamps 40 will be all turned on, and warning rear is with car car
Again with it is current travelled with vehicle speed and/or following distance when, it may appear that the traffic accident such as knock into the back, rear is driven with car vehicle
The person of sailing controls rational following distance.
When rear is reduced currently with vehicle speed and/or the current following distance of reduction with car vehicle, LED warning lamps 40 can root
LED lamp bead 411 is closed step by step with the regulation situation of car vehicle according to when rear, until rear is with car vehicle derailing automobile 1
Automobile after to anti-collision warning system detection range when, the Close All of LED lamp bead 411 of LED warning lamps 40.
Certainly, the quantity of LED warning lamps 40 can also be one or two or more sets of, and the quantity of the LED warning lamps 40 can be with
Installed according to specific vehicle, and installation site is not limited only at rear windshield, can also be arranged on boot cover or
The other places in car rear portion, and its operation principle is consistent with above-mentioned residing operation principle, does not repeat excessively herein.
In addition, a preferable scheme is that alarming device 4 is display screen, when display screen receives the output of control device 3
Shown during control signal, to reach the effect for reminding rear car.Wherein, the display content of display screen can be according to control device
3 preset content is shown that the display content can include word, pattern and audio frequency and video etc..Certainly, display screen can root
The display that different content is carried out with vehicle speed and/or following distance according to rear with car car two, its implementation and above-mentioned control
The operation principle of device 3 is consistent, therefore does not repeat excessively.For example, when display content is word, can be according to rear with car car
Two gradual increase with vehicle speed and/or being gradually reduced for following distance carry out following prompting step by step, can be followed successively by：" please
Keep safe following distance ", " please reduce with vehicle speed and/or following distance ", the word such as " you exceed safe following distance "
The prompting of content.Certainly, limitation of the above-mentioned word content only as example rather than to embodiment, its text displays or pattern
Display content, audio and video playing content can be adjusted according to the presets of control device 3, therefore not repeat excessively herein.
Therefore it is respectively provided with rear car to anti-collision warning system after automobile provided by the utility model and automobile and reminds work(
Can, it can effectively increase the reaction time of rear car driver, improve traffic safety performance.And automobile provided by the utility model
Backward anti-collision warning system has the advantages of flexible for installation, applied widely.
Finally it is emphasized that the foregoing is only preferred embodiment of the present utility model, this reality is not limited to
With new, for those skilled in the art, the utility model can have various change and change, all in the utility model
Spirit and principle within, any modification, equivalent substitution and improvements done etc., should be included in protection model of the present utility model
Within enclosing.
Claims (10)
1. to anti-collision warning system after automobile, it is characterised in that including：
Radar detection device, the radar detection device are arranged on the rear end of automobile, and the radar detection device is used to detect vapour
The distance between car rear end and automobile front vehicle, the radar detection device are additionally operable to detect the mobile speed of automobile front vehicle
Degree；
Control device, the control device electrically connect with the radar detection device, and the control device is described for receiving
At least one set of detection signal of radar detection device output；
Alarming device, the alarming device are set towards the rear of automobile, and the alarming device electrically connects with the control device,
The alarming device is used to receive at least one set of control signal of the control device output and warned.
2. to anti-collision warning system after automobile according to claim 1, it is characterised in that：
The alarming device is LED warning lamps, and the LED warning lamps are lighted when receiving the control signal.
3. to anti-collision warning system after automobile according to claim 2, it is characterised in that：
The LED warning lamps include light source board, radiator and lens, and the light source board electrically connects with the control device, described
Light source board is abutted against between the radiator and the lens, and the light source board is set towards the lens.
4. to anti-collision warning system after automobile according to claim 3, it is characterised in that：
The light source board includes multigroup LED lamp bead set independently of each other；
Control signal described in one group corresponds to LED lamp bead described in one group, and the LED lamp bead is being received described in corresponding one group
Lighted after control signal.
5. to anti-collision warning system after automobile according to claim 1, it is characterised in that：
The alarming device is display screen, and the display screen is shown when receiving the control signal.
6. to anti-collision warning system after the automobile according to any one of claim 1 to 5, it is characterised in that：
The radar detection device is microwave radar, and the frequency of the microwave radar is 24GHz or 77GHz.
7. automobile, including automobile body, it is characterised in that：
The automobile is also included after automobile to anti-collision warning system；
Include after the automobile to anti-collision warning system：
Radar detection device, the radar detection device are arranged at the rear portion fixed mount of the automobile body, the radar inspection
Survey device to be used to detect the distance between the rear end of the automobile and described automobile front vehicle, the radar detection device is also used
In the translational speed of detection automobile front vehicle；
Control device, the power electric connection of the control device and the automobile, the control device fill with the detections of radar
Electrical connection is put, and the control device is used to receive at least one set of detection signal that the radar detection device exports；
Alarming device, the alarming device is arranged on the rear end of the automobile body, and the alarming device is towards the automobile
Rear set, the alarming device electrically connects with the control device, and the alarming device is for receiving the control device
At least one set of control signal of output is simultaneously warned.
8. automobile according to claim 7, it is characterised in that：
The alarming device is LED warning lamps, and the LED warning lamps are lighted when receiving the control signal.
9. automobile according to claim 7, it is characterised in that：
The alarming device is display screen, and the display screen is shown when receiving the control signal.
10. according to the automobile described in any one of claim 7 to 9, it is characterised in that：
The radar detection device is microwave radar, and the frequency of the microwave radar is 24GHz or 77GHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720596485.4U CN206781621U (en) | 2017-05-25 | 2017-05-25 | To anti-collision warning system and automobile after automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720596485.4U CN206781621U (en) | 2017-05-25 | 2017-05-25 | To anti-collision warning system and automobile after automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206781621U true CN206781621U (en) | 2017-12-22 |
Family
ID=60713368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720596485.4U Active CN206781621U (en) | 2017-05-25 | 2017-05-25 | To anti-collision warning system and automobile after automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206781621U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108416976A (en) * | 2018-03-27 | 2018-08-17 | 华东师范大学 | Child's fall arrest autoalarm |
| CN111210660A (en) * | 2018-11-22 | 2020-05-29 | 奥迪股份公司 | Collision early warning method and device, computer equipment, storage medium and vehicle |
| CN112092722A (en) * | 2020-08-31 | 2020-12-18 | 江苏大学 | Hierarchical lighting type braking warning tail lamp based on vehicle-mounted radar |
| CN114023039A (en) * | 2021-11-09 | 2022-02-08 | 科大讯飞股份有限公司 | Road rage warning method, device, system, vehicle and storage medium |
| CN114779253A (en) * | 2022-04-18 | 2022-07-22 | 深圳市七洲电子有限公司 | Method and system for actively preventing rear vehicle collision |
-
2017
- 2017-05-25 CN CN201720596485.4U patent/CN206781621U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108416976A (en) * | 2018-03-27 | 2018-08-17 | 华东师范大学 | Child's fall arrest autoalarm |
| CN111210660A (en) * | 2018-11-22 | 2020-05-29 | 奥迪股份公司 | Collision early warning method and device, computer equipment, storage medium and vehicle |
| CN112092722A (en) * | 2020-08-31 | 2020-12-18 | 江苏大学 | Hierarchical lighting type braking warning tail lamp based on vehicle-mounted radar |
| CN114023039A (en) * | 2021-11-09 | 2022-02-08 | 科大讯飞股份有限公司 | Road rage warning method, device, system, vehicle and storage medium |
| CN114779253A (en) * | 2022-04-18 | 2022-07-22 | 深圳市七洲电子有限公司 | Method and system for actively preventing rear vehicle collision |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206781621U (en) | To anti-collision warning system and automobile after automobile | |
| CN204855800U (en) | Vehicular radar system | |
| US10081299B2 (en) | Front end sensor for pedestrians | |
| CN203093873U (en) | Automobile anti-tailgating control device | |
| EP3868607B1 (en) | Pedestrian alert device for electric vehicle | |
| CN111572443A (en) | Driving early warning system and method | |
| CN111369827A (en) | Traffic safety light early warning system and method and vehicle | |
| JP2013177017A (en) | Impact-warning and prevention device | |
| CN205273306U (en) | Automobile collision avoidance system auxiliary device | |
| CN213322858U (en) | Safety control system and vehicle based on projection lamp | |
| CN210881875U (en) | Automobile driving safety warning system | |
| CN205523934U (en) | Car back vision early warning system based on radar and camera | |
| CN113022439A (en) | Control method of low-speed driving prompt tone, computer-readable storage medium and vehicle | |
| CN110884421A (en) | Automobile tail lamp control system and control method thereof | |
| CA2915061C (en) | Device for preventing accidents caused by rear collisions and operating system thereof | |
| JP2012108706A (en) | Rear-end collision alarming device | |
| CN102079267A (en) | Controller area network (CAN) bus-based light emitting diode (LED) high mount stop lamp intelligent control system | |
| CN202378782U (en) | Device for preventing rear-end collision by lighting up braking tail lamp ahead of time | |
| CN202463721U (en) | Electronic early warning device | |
| CN212422961U (en) | Driving early warning system | |
| CN1255442A (en) | Running static indication system for car (or motor-driven vehicles) | |
| CN213007853U (en) | Steering indicating system for vehicle and vehicle with same | |
| CN204821314U (en) | Active motor vehicle safe driving signals system | |
| CN206031192U (en) | High -mount brake light device based on projection display | |
| CN203580760U (en) | Vehicle brake prompt device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |