CN205035743U - Vehicle warning device - Google Patents
Vehicle warning device Download PDFInfo
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- CN205035743U CN205035743U CN201520718018.5U CN201520718018U CN205035743U CN 205035743 U CN205035743 U CN 205035743U CN 201520718018 U CN201520718018 U CN 201520718018U CN 205035743 U CN205035743 U CN 205035743U
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- warning sign
- mounting seat
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- vehicle
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Abstract
The utility model discloses a vehicle warning device, including warning sign and warning sign installation base, be provided with power module on the warning sign installation base, still include measurable quantity warning sign installation base for the distance measurement module of highway guardrail position, the distance measurement module is connected with power module is electric. The utility model discloses the warning sign is placed fastly, and intelligent degree is high, reduces artificial intervention, and the motion path is accurate, can adapt to unfavorable weather conditions and bend road conditions well, prevent wind the performance good, and the warning sign transports mode flexible and diverse, different road conditions and the weather conditions of adaptation for the warning sign can remove the appointed place fast, can just return by oneself after tumbling, and the cost is lower.
Description
Technical field
The utility model relates to a kind of traffic warning, and more particularly, it relates to a kind of vehicle warning device on highway.
Background technology
When on the way running into burst traffic accident or road construction, people can utilize the reflection function of vehicle caution board to remind other vehicle to note dodging, and avoid accident to occur.Driver is from discovery warning sign to clearly discrimination warning sign is to braking, slowing down, dodge, and the whole process need regular hour, therefore warning sign needs to be placed on outside certain safe distance according to different roads and weather conditions.According to the regulation of " law on road traffic safety implementing regulations " of China, motor vehicle breaks down or traffic accident occurs on road, block traffic and be difficult to movement, hazard warning lamp should be opened according to the rules and 50 meters to 100 meters arrange caution sign after car, if place warning sign not in accordance with regulation, front vehicle may have little time because safe distance is too small to dodge, thus traffic accident occurs.Because warning sign needs to be placed into far distance, bring very large danger, particularly under night or the not good weather condition of sight line can in whole put procedure the people placed.Also much known innovative technology is had maybe will to be applied at present, improve or be expected to improve people and placing the safety in warning sign process, but existing technology often can only to solve in safe use warning sign process encounter problems in a part, instead of all.Exactly because some critical problems can not get solving, the warning sign of these novelties cannot be used widely.Publication number is that the utility model patent of CN203866722U discloses a kind of Remote Control Vehicle warning sign on October 8th, 2014, comprise: self-box, the drive unit being provided with supply unit in self-box and being controlled by remote control, bottom is provided with the support road wheel being driven walking by drive unit; Warning sign, be arranged in body, warning sign comprises the shaping triangular supports of detachable and conductive inlaying grafting assembly, Plug Division is provided with bottom triangular supports, Plug Division is plugged in self-box and is conducted with supply unit, Plug Division is provided with illuminating alarm lamp, is the remote-controlled suitable Distance geometry position of arrival standard of automatically being walked by warning sign, and remote control is reclaimed; At ordinary times when boot is placed, patching vehicle circuit wireless transmission rear view of vehicle reversing image and homologous ray can obtain vehicle and travels forward image, and place ground after taking-up, remote-controlled walking observes vehicle chassis situation from bottom, provides convenience for repairing inspection; Portable mobile illuminating is provided by warning lamp illumination.
The weak point of above-mentioned Remote Control Vehicle warning sign is:
1. cannot ensure that warning sign moves in the process of assigned address can not be displaced on other non-designated track.By remote control device technology, vehicle warning device remote control is depended on to a great extent the technical ability of individual to appointed place, slightly deviation vehicle warning device just can move to non-designated track, causes unforeseen consequence.If this problem cannot solve, vehicle warning device just cannot use safely and effectively.And if at night, or under the not good weather condition of sight line or be have bend just, using a teleswitch becomes more difficulty by vehicle warning device remote control to appointed place.
2. cannot ensure the stability of warning sign in whole use procedure.Because weather conditions when using warning sign cannot be expected, there is larger wind if used during warning sign, be easy to the assigned address that alarming device will be blown off.How can make vehicle caution board in moving process or arrive to be not easy after assigned address in use journey or deviation position is a problem that must solve, otherwise Remote Control Vehicle warning sign can only use under calm or that wind is very little weather conditions, as everyone knows, select weather conditions accidents happened to be impossible occurrence.If this problem cannot solve, be difficult to persuade customer to go to use Remote Control Vehicle warning sign.Warning sign windage problem is in use a problem that will solve.
3. warning sign cannot be moved to appointed place fast.The movement velocity of well-known object when contrary wind can significantly reduce, even fast running under calm state, relative wind speed also can be very large, add that warning sign has certain volume, the resistance that will overcome larger wind this means warning sign because will experience the long period can arrive appointed place, this invisible risk adding user.Even if how to make warning sign also can keep translational speed and can not overturning also be a problem that will solve faster when contrary wind.
If 4. the overturning in the process moving to appointed place of Remote Control Vehicle warning sign cannot play warning function.The situation on road surface is changeable, and as the wind swept suddenly, the wind that adjacent vehicle motion produces, rugged road surface etc., if these factors make alarming device tumble in the course of the work, just cannot play warning function, and the alarming device seen off cannot safe retrieving.
Utility model content
Structure, the function of common vehicle warning device are too simple, need artificial placement, and the vehicle warning device with function voluntarily exists that track route controls not easily, stability is unsecured, tumble after cannot the deficiency such as Hui Zheng voluntarily, for overcoming these defects, the utility model provide a kind of use safer, more easy to control, stability better, tumble after can return positive vehicle warning device voluntarily.
The technical solution of the utility model is: a kind of vehicle warning device, comprise warning sign and warning sign mounting seat, warning sign mounting seat is provided with power module, wheel, the motion of driving vehicle warning device motor, control motor running motor control module and accept the communication module of external remote control signal, this device also comprises can measure the distance-measurement module of warning sign mounting seat relative to highway barrier position, and distance-measurement module is electrically connected with power module.Power module is motor control module, each module for power supply such as communication module and distance-measurement module, distance-measurement module in real time by the distance signal transmission that measures to motor control module, motor control module controls the direction of wheel according to the distance signal received.Communication module and motor control module are also electrically connected, and after communication module receives the inverse signal of external remote, communication module sends instructions to motor control module, and motor control module controls motor makes alarming device turn back to original position by former road.
As preferably, warning sign is balloon structure, and warning sign mounting seat is provided with the inflator module be electrically connected with power module, and inflator module comprises inflator pump and inflator pump control circuit, and inflator pump is communicated with warning sign.Warning sign adopts air sac type structure design, vent gas when not using, and gas cell volume is collapsible to minimum, can not take too many boot accommodation space, then starts inflator pump inflation, volume required when making warning sign expand into work during use.
As preferably, warning sign mounting seat is also provided with tumbles from centering mechanism, described tumble from centering mechanism comprise back positive motor and return positive bar, returning positive motor and returning positive bar is all located in warning sign mounting seat, return positive motor to be connected with time positive bar central authorities by a drive link, return positive bar vertical with drive link, when warning sign mounting seat is in running order on the ground, drive link is parallel to the ground.When alarming device is surprisingly tumbled due to certain, tumble from centering mechanism can by return positive bar turn at plane internal rotation perpendicular to the ground, top pressure ground, make warning sign mounting seat be returned to normal position to back the reaction force of positive bar by ground.
As preferably, it is two right that wheel is at least, and is wherein rotatably connected on go back to positive bar two ends for a pair.Return positive bar and serve as the axletree of wheel simultaneously, return positive bar one-object-many-purposes like this, without the need to tumbling from time just ad hoc for warning sign mounting seat, can trim inefficient units and get rid of unnecessary ones installation space, makes vehicle warning device structure more compact.
As preferably, warning sign is connected with warning sign mounting seat by flexible hose.Flexible hose, as the support bar of warning sign, has good adaptive performance, when rather windy, wind just blows inclination warning sign, this makes the area of warning sign and wind front face significantly reduce, and significantly reduces windage, and mounting seat is significantly reduced by the power pullled.After warning sign tilts, the situation of drawing the moment of turning over alarming device not tilt relative to warning sign will reduce, and vehicle warning device overturning possibility reduces further.
As an alternative, warning sign is entity structure, and warning sign is connected with warning sign mounting seat by elastomeric material.Warning sign also can be the entity structure of on-inflatable, elastomeric material is as the support bar of warning sign, there is good adaptive performance, when rather windy, wind just blows inclination warning sign, this makes the area of warning sign and wind front face significantly reduce, and significantly reduces windage, and mounting seat is significantly reduced by the power pullled.After warning sign tilts, the situation of drawing the moment of turning over alarming device not tilt relative to warning sign will reduce, and vehicle warning device overturning possibility reduces further.
As preferably, distance-measurement module is ultrasonic distance measuring module.Ultrasonic ranging is to the size of guardrail, and material, shape need is very low, as long as there is certain reflective surface area just can carry out accurate distance measurement.No matter be closed concrete guardrail or the guardrail wires with crossbeam or vertical beam, or plant landscape band all can as object of reference Measurement accuracy.
As preferably, described warning sign mounting seat is also provided with the operating range measurement module of the distance in order to the motion of measuring vehicle alarming device.After alarming device has moved the distance of specifying, just automatically can stop, not needed user to go the distance travelled by naked eyes estimation alarming device again, be specially adapted to the far situation that the not good naked eyes of sight line cannot be seen.
As preferably, warning sign mounting seat is provided with illuminating lamp and camera.Illuminating lamp makes moving situation, position and the pavement behavior that still can see alarming device when weather conditions are bad clearly.Illuminating lamp can also be used as warning lamp and use, and plays auxiliary warning function.Camera makes by communication module, image to be passed to manipulator in real time when there being bend block vision, makes manipulator still can see moving situation, position and the pavement behavior of alarming device clearly.
As preferably, warning sign is pyramid.Make all to can be good at seeing warning sign in different directions.
The beneficial effects of the utility model are:
It is fast that warning sign places speed.This vehicle warning device is driven by motor, and without the need to artificial placement, thus the natural physical efficiency overcoming people places the impact of speed on warning sign, makes warning sign can arrive assigned address with the shortest time and plays warning function.
Intelligence degree is high, and reduce manual intervention, motion path is accurate.This vehicle warning device on highway existing guardrail as distance object of reference, vehicle warning device constantly measures the distance of its relative guardrail, guarantee that distance travel that alarming device can keep relative guardrail to specify always is namely according to certain route running, and do not need the remote control of people, avoid the individual operations technical ability of people on the impact of alarming device moving line.The improper operation because of individuality can be avoided like this to make alarming device be offset to the generation wrong track being caused contingency.
Disadvantageous weather conditions and bend road conditions can be adapted to well.This vehicle warning device has comparatively high-intelligentization level, can depart from the restriction of the sight line of people during motion, even also can normally work in the situation of disadvantageous weather conditions or bend.
Wind-proof performance is good.Because warning sign is balloon structure, its very light weight, and warning sign mounting seat is provided with motor drive, power module etc., aerating devices etc. have suitable weight, and the topology layout that head is light and feet are heavy makes vehicle warning device not prone to tip over.And flexible hose makes when rather windy as the design of warning sign support bar, warning sign also can self-adjusting, and this makes the area of warning sign and wind front face significantly reduce, and significantly reduces windage, and mounting seat is significantly reduced by the power pullled.After warning sign tilts, the moment overthrowing vehicle warning device can reduce, and the possibility that vehicle warning device is tumbled reduces further.
Warning sign method of shipment is versatile and flexible, adapts to different road conditions and weather conditions, makes warning sign can move to appointed place rapidly.The warning sign design of balloon structure makes alarming device can first not inflate before moving to assigned address, waits to arrive after destination inflation again warning sign is erected, and runs into larger windage increase to tumble risk to avoid inflation warning sign prematurely; Also when vehicle is more on road, before alarming device setting in motion, just can props up warning sign colliding because not seeing the alarming device of motion to avoid the car at rear.So just warning sign can be selected in motion process whether to be in softened state according to different road conditions and weather conditions.
Can just return voluntarily after tumbling.If this alarming device is tumbled in the course of the work, by allowing back positive bar along Plane Rotation perpendicular to the ground, ground makes mounting seat be returned to normal position to back the reaction force of positive bar, so not only can ensure that warning sign is in normal duty always, can also ensure that the alarming device seen off can return safely.
Cost is lower.All functional modules that the utility model uses are existing comparatively ripe module, cheap, make the utility model ratio be easier to be commonly user and accept.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is lateral view of the present utility model;
Fig. 3 is a kind of structural representation of tumbling in the utility model from centering mechanism;
Fig. 4 is the utility model a kind of structural representation in example 2;
Fig. 5 is the structural representation at the utility model another visual angle in example 2;
Fig. 6 is the utility model a kind of structural representation in embodiment 3.
In figure, 1-warning sign, 2-warning sign mounting seat, 3-wheel, 4-distance-measurement module, 5-returns positive motor, and 6-returns positive bar, 7-drive link, 8-power switch, 9-inflator module switch, 10-operating range selects toggle, 11-range finder module button, 12-camera, 13-illuminating lamp.
Detailed description of the invention
Below in conjunction with accompanying drawing specific embodiment, the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1 to Figure 3, a kind of vehicle warning device, comprise leg-of-mutton warning sign 1, and warning sign mounting seat 2, warning sign mounting seat 2 is provided with power module, the two pairs of wheels 3, drives the motor of vehicle warning device motion, controls the motor control module of motor running and accept the communication module of external remote control signal, this device also comprises can measure the distance-measurement module 4 of warning sign mounting seat 2 relative to highway barrier position, distance-measurement module 4 is electrically connected with power module, and distance-measurement module 4 is ultrasonic distance measuring module.Warning sign mounting seat 2 is also provided with tumbles from centering mechanism, this is tumbled and comprises back positive motor 5 from centering mechanism and return positive bar 6, returning positive motor 5 and returning positive bar 6 is all located in warning sign mounting seat 2, return positive motor 5 to be connected with time positive bar 6 central authorities by a drive link 7, return positive bar 6 vertical with drive link 7, when warning sign mounting seat 2 is in running order on the ground, drive link 7 is parallel to the ground, return positive bar 6 simultaneously or the axletree of warning sign mounting seat 2 front-wheel, two front-wheels of warning sign mounting seat 2 are rotatably connected on go back to the two ends of positive bar 6 respectively, warning sign mounting seat 2 is Split type structure, be divided into base body and pan frontward end, front-wheel and time positive bar 6 are all arranged on pan frontward end, warning sign 1, power module, motor, motor control module, communication module and time 5, positive motor are arranged in base body, drive link 7 is longitudinally connected between base body and pan frontward end, pan frontward end and front-wheel can together with rotate around drive link 7.Warning sign 1 is balloon structure, and warning sign mounting seat is provided with the inflator module be electrically connected with power module, and inflator module comprises inflator pump and inflator pump control circuit, and inflator pump is communicated with warning sign.Warning sign 1 is connected with warning sign mounting seat 2 by flexible hose.Warning sign mounting seat 2 is also provided with the operating range measurement module of the distance in order to the motion of measuring vehicle alarming device, and for the power switch 8 of start and stop vehicle warning device work, the inflator module switch 9 that open-close warning board 1 is inflated, the operating range controlling vehicle warning device operating range selects toggle 10, and the range finder module button 11 of switch distance-measurement module 4.
When vehicle has an accident in the process of moving, take out vehicle warning device, turn on the power switch, make power module start to power to the modules of alarming device.Open inflator module switch, at this moment inflator module starts and inflates to warning sign 1, because warning sign air bag is flat structure, its internal capacity is very little, so in seconds just can complete inflation.Operating range selects toggle 10 to be 30m respectively, 50m, 100m, 150m and 200m, the distance needing its motion was first chosen before the motion of this device, after this device drives to the distance of specifying, described operating range measurement module sends stop signal to motor driving module, motor driving module makes the stop motion of this device, then vehicle warning device is placed on the track that will place, press ultrasonic distance measuring module button 11 and start distance-measurement module 4, at this moment distance-measurement module 4 can detect its distance relative to roadside guardrail, then by the distance data transmission that records to motor control module, these data store as reference range by motor control module.Start this vehicle warning device, motor control module CD-ROM drive motor operates, this vehicle warning device starts to travel forward, in the process of advancing, distance-measurement module 4 is constantly measured it relative to the distance of roadside guardrail and is transferred to motor control module, motor control module contrast reference range and the distance detected in real time, to determine the deflection direction of wheel.If the Distance geometry reference range detected in real time is equal, then straight-line travelling always, wheel direction is constant.If the distance detected in real time is greater than reference range and alarming device away from roadside guardrail, motor control module then can drive wheel steering motor to make wheel be partial to roadside guardrail and make this device gradually near roadside guardrail, when the distance detected in real time equals reference range, wheel 3 times just.Described communication module can and external remote between carry out communication, after vehicle trouble is got rid of, send inverse signal to this device by remote controller, after communication module receives inverse signal, just can return along original route, motor can rotate forward and also can reverse, so alarming device does not need to turn around to return, only needs along original route reversing just passable.After this device is because of certain reason overturning, rotating signal is sent to communication module by remote controller, rotating signal is passed to back the driver module of positive motor 5 by communication module, returning positive motor 5 drives back positive bar 6 that pan frontward end is rotated, when front-wheel is at the Plane Rotation vertical with road surface, road surface is to front-wheel reaction force, and this reaction force makes the vehicle warning device of overturning be returned to normal position.The moving line of vehicle warning device also can carry out Artificial Control by remote controller, when this is to prevent from distance-measurement module from breaking down causing cannot measuring or measuring inaccurate, still it can be made to return by this vehicle warning device of manual remote control, and if find this device move to final position after warning sign have deflection relative to road surface, can use a teleswitch and the direction of alarming device adjusted, enable warning sign face the driver at rear, make the driver at rear be clear that warning sign.When roadside does not have guardrail or greenbelt, this device of remote pilot just becomes first-selected.Consider the poorest situation, when the motor of this device break down can not this device be driven again to advance time, still can by manually warning sign being placed directly into appointed place.In the present embodiment, warning sign air bag gas of first substituting the bad for the good moves later again, when the situation that wind is larger can allow alarming device first rapidly move to assigned address, then make airbag aeration by the mode of remote control, alarming device can be avoided like this to be fallen by wind in the process of rapid movement.
Embodiment 2:
As shown in Figure 4, Figure 5, return positive bar 6 parallel with the wheel shaft of each pair of wheel 3, return positive bar 6 between front-wheel and trailing wheel, warning sign mounting seat 2 is by forward and backward two sections of Split type structures formed, being provided with the gap that can hold back positive bar 6 between the ends, providing convolution space for returning positive bar 6.Drive link 7 is tubular structure, be socketed on a base connecting rod, the warning sign mounting seat 2 of split connects as one by base connecting rod, drive link 7 is established a belt pulley, return positive motor 5 and be offset to drive link 7 side, return positive motor 5 and be in transmission connection by Timing Belt and drive link 7.Return the width that positive bar 6 length is greater than warning sign mounting seat 2, drive link 7 is positioned on the vertical section of this device, once lateral tilt, time positive bar 6 exposed outside warning sign mounting seat 2 both sides can play certain stable support function, make warning sign mounting seat 2 roll smaller angle just to be propped up by time positive bar 6, now remote control is returned positive bar 6 and is rotated on the cross section of this device around drive link 7, and pushing road surface, makes this device just return by ground reaction force.Warning sign mounting seat 2 is also equipped with camera 12 and LED illumination lamp 13, even like this at night or there is bend block vision still can see moving situation and the position of alarming device clearly, the vision signal photographed is passed to mobile phone by communication module by camera, mobile phone can the image that photographs of real time inspection camera by special application software, and LED also can play the effect providing warning below to the vehicle travelled.All the other are with embodiment 1.
Embodiment 3:
As shown in Figure 6, warning sign is the triangular pyramid that 1 three triangular facets are formed, and makes all to can be good at seeing warning sign in different directions.Warning sign mounting seat 2 is also equipped with camera 12 and LED illumination lamp 13.Warning sign is the entity structure made with foamed plastics, and warning sign is connected with warning sign mounting seat by carbon fiber bar.All the other are with embodiment 1.
Embodiment 4:
Wheel 3 is three right, return positive bar 6 front-wheel and in take turns between.Warning sign is the entity structure made with PVC, and the connecting rod that warning sign is made by TPU is connected with warning sign mounting seat.All the other are with embodiment 1.
Claims (10)
1. a vehicle warning device, comprise warning sign and warning sign mounting seat, warning sign mounting seat is provided with power module, wheel, the motion of driving vehicle warning device motor, control motor running motor control module and accept the communication module of external remote control signal, it is characterized in that also comprising and can measure the distance-measurement module of warning sign mounting seat relative to highway barrier position, distance-measurement module is electrically connected with power module.
2. vehicle warning device according to claim 1, it is characterized in that warning sign is balloon structure, warning sign mounting seat is provided with the inflator module be electrically connected with power module, and inflator module comprises inflator pump and inflator pump control circuit, and inflator pump is communicated with warning sign.
3. vehicle warning device according to claim 1, it is characterized in that warning sign mounting seat is also provided with tumbling from centering mechanism, described tumble from centering mechanism comprise back positive motor and return positive bar, returning positive motor and returning positive bar is all located in warning sign mounting seat, return positive motor to be connected with time positive bar central authorities by a drive link, return positive bar vertical with drive link, when warning sign mounting seat is in running order on the ground, drive link is parallel to the ground.
4. vehicle warning device according to claim 3, is characterized in that wheel is at least two right, is wherein rotatably connected on go back to positive bar two ends for a pair.
5. vehicle warning device according to claim 2, is characterized in that warning sign is connected with warning sign mounting seat by flexible hose.
6. vehicle warning device according to claim 1, it is characterized in that warning sign is entity structure, warning sign is connected with warning sign mounting seat by elastomeric material.
7. vehicle warning device according to claim 1, is characterized in that distance-measurement module is ultrasonic distance measuring module.
8. vehicle warning device according to claim 1, is characterized in that the operating range measurement module of the distance described warning sign mounting seat is also provided with in order to the motion of measuring vehicle alarming device.
9. vehicle warning device according to any one of claim 1 to 8, is characterized in that warning sign mounting seat is provided with illuminating lamp and camera.
10. vehicle warning device according to any one of claim 1 to 8, is characterized in that warning sign is pyramid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520718018.5U CN205035743U (en) | 2015-09-16 | 2015-09-16 | Vehicle warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520718018.5U CN205035743U (en) | 2015-09-16 | 2015-09-16 | Vehicle warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205035743U true CN205035743U (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520718018.5U Withdrawn - After Issue CN205035743U (en) | 2015-09-16 | 2015-09-16 | Vehicle warning device |
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| CN (1) | CN205035743U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200931A (en) * | 2015-09-16 | 2015-12-30 | 孙立峰 | Vehicle warning device capable of automatically detecting highway guardrail position |
| CN106638359A (en) * | 2016-11-03 | 2017-05-10 | 杨道江 | Novel intelligent traffic cone |
| CN106836040A (en) * | 2017-01-24 | 2017-06-13 | 晏松 | A kind of active prevention and control unmanned vehicle for scene of a traffic accident safe early warning |
| CN108265646A (en) * | 2018-01-16 | 2018-07-10 | 刘发森 | A kind of municipal administration road construction road sign putting vehicle |
| CN109584628A (en) * | 2018-12-07 | 2019-04-05 | 广东翼卡车联网服务有限公司 | A kind of effective spacing warning system for alarm triangular support |
-
2015
- 2015-09-16 CN CN201520718018.5U patent/CN205035743U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200931A (en) * | 2015-09-16 | 2015-12-30 | 孙立峰 | Vehicle warning device capable of automatically detecting highway guardrail position |
| CN105200931B (en) * | 2015-09-16 | 2017-07-04 | 孙立峰 | A kind of vehicle warning device that can be detected automatically relative to highway barrier position |
| CN106638359A (en) * | 2016-11-03 | 2017-05-10 | 杨道江 | Novel intelligent traffic cone |
| CN106836040A (en) * | 2017-01-24 | 2017-06-13 | 晏松 | A kind of active prevention and control unmanned vehicle for scene of a traffic accident safe early warning |
| CN108265646A (en) * | 2018-01-16 | 2018-07-10 | 刘发森 | A kind of municipal administration road construction road sign putting vehicle |
| CN108265646B (en) * | 2018-01-16 | 2020-05-22 | 江苏邦实建设工程有限公司 | Car is put with road sign to municipal administration road construction |
| CN109584628A (en) * | 2018-12-07 | 2019-04-05 | 广东翼卡车联网服务有限公司 | A kind of effective spacing warning system for alarm triangular support |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160217 Effective date of abandoning: 20170704 |