CN203480701U - Early-warning device for running safety of vehicles on city road intersections based on vehicle and road cooperation - Google Patents
Early-warning device for running safety of vehicles on city road intersections based on vehicle and road cooperation Download PDFInfo
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Abstract
本实用新型公开了一种基于车路协同的城市道路交叉口车辆行驶安全预警装置，该装置由路侧设备、前车车载设备和后车车载设备组成，路侧设备安装在路侧立柱上，车载设备安装在车内，路侧设备与前车车载设备、前车车载设备与后车车载设备之间通过ZigBee无线数据通信建立连接；路侧设备包括红外线检测仪、第一处理器和ZigBee无线发射模块，前车车载设备包括ZigBee无线接收模块、第二处理器、前车报警系统和ZigBee无线发射模块，后车车载设备包括ZigBee无线接收模块、第三处理器和后车报警系统。本实用新型能够实现车路/车车通信进行信息交换，避免发生交通事故，即使在驾驶员分神或精力不集中等情况下，车载预警装置能实时预警，提醒驾驶员注意前方道路情况。
The utility model discloses a vehicle driving safety warning device at an urban road intersection based on vehicle-road coordination. The device is composed of roadside equipment, vehicle-mounted equipment for a front vehicle and vehicle-mounted equipment for a rear vehicle. The roadside equipment is installed on a roadside column. The on-board equipment is installed in the car, and the connection between the roadside equipment and the front vehicle equipment, the front vehicle equipment and the rear vehicle equipment is established through ZigBee wireless data communication; the roadside equipment includes an infrared detector, a first processor and a ZigBee wireless data communication. The transmitting module, the vehicle-mounted equipment of the front vehicle includes a ZigBee wireless receiving module, the second processor, the front vehicle alarm system and the ZigBee wireless transmitting module, and the vehicle-mounted equipment of the rear vehicle comprises a ZigBee wireless receiving module, the third processor and the rear vehicle alarm system. The utility model can realize vehicle-road/vehicle-vehicle communication for information exchange and avoid traffic accidents. Even when the driver is distracted or not concentrated, the vehicle-mounted early warning device can provide real-time early warning to remind the driver to pay attention to the road ahead.
Description
Technical field
The utility model relates to intelligent transportation system and automotive safety technical field, is specifically related to a kind of based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route.
Background technology
According to relevant statistics, ten thousand car mortality ratio of China in 2009 are 2.0 times of Japanese 4.7Bei， U.S., and visible road traffic safety problem has become the social concern can not be ignored.From the conventional traffic way to manage of road and vehicle angles consideration, be difficult to the problem of transport solution Frequent Accidents merely.
Urban road intersection is the important node of City road traffic system, is an important component part of Urban Microscopic level, and the road that connects different directions forms road network, makes the vehicle crossing operation in road network.At urban road intersection place, the various traffic flows such as motor vehicle, bicycle, pedestrian import from all directions, often have pedestrian and non motorized vehicle to violate the traffic regulations, and cause motor vehicle and cross the bicycle of road, the traffic hazard that pedestrian collides.From the safety of priority protection pedestrian and non motorized vehicle, when crossing road, pedestrian and non motorized vehicle can remind in time the vehicle that is about to sail into, and guarantee that driver can take emergency measures the very first time, thereby reduce collision or accident odds.
Bus or train route coordination technique has become cutting edge technology and the study hotspot of current international intelligent transportation field, and the research of correlation technique is all being actively pushed forward in Main Developed Countries and area.Collaborative the referring to based on technology such as radio communication, sensor measurings of bus or train route carried out bus or train route acquisition of information, by car car, bus or train route information interaction and shared, realize between vehicle and infrastructure intelligent coordinated with coordinate, reach optimization resource, improve the object of traffic safety level, to realize more efficient, safe target.
Along with the fast development of the communication technology, short-distance wireless communication technology (ZigBee) has become the large focus of one in the communication technology.Based on the communication of bus or train route/car vehicle radio, build bus or train route cooperative system, different kinds of roads information exchange is crossed to radio signal and pass to driving vehicle, greatly improve safety factor of travel, can effectively reduce various collisions or accident and occur.
Current disclosed vehicle driving safety prior-warning device, most collections based on vehicle oneself state and road information, apparatus function is more single, lack the communication of car car/bus or train route and carry out message exchange, particularly lack the information interaction between first car and second car, easily cause vehicle below to knock into the back, be difficult to realize the collaborative and traffic safety of the bus or train route of real meaning and drive.
Therefore, based on bus or train route, collaborative and ZigBee technology, designs a kind of prior-warning device, can when pedestrian, bicycle cross road, to the vehicle that sails road into, report to the police, and reminds driver to note bicycle on road, avoids occurring traffic hazard; The vehicle that simultaneously sails road into rearwards vehicle sends deceleration, reminds driver to note preceding vehicle, avoids occurring rear-end collision.
Summary of the invention
For overcoming existing apparatus deficiency, the purpose of this utility model is just to provide a kind of based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route, this device can obtain intersection traffic by bus or train route communication, thereby to potential danger identify, early warning, avoid occurring traffic hazard; Meanwhile, by truck traffic, this car information is sent to vehicle below, avoid occurring rear-end collision.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is as follows: based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route, it is characterized in that: it comprises roadside device, front truck mobile unit and rear car mobile unit, roadside device is arranged on trackside column, mobile unit is arranged in car, between roadside device and front truck mobile unit, front truck mobile unit and rear car mobile unit, by Zigbee wireless data communications, connects; Roadside device comprises infrared detector, first processor and wireless data transmitter, and first processor electronic type connects infrared detector and wireless data transmitter.Front truck mobile unit comprises wireless data receiver, the second processor, front truck warning system and wireless data transmitter, and the second processor electronic type connects wireless data receiver, front truck warning system and wireless data transmitter.Rear car mobile unit comprises wireless data receiver, the 3rd processor and rear car warning system, and the 3rd processor electronic type connects wireless data receiver and rear car warning system.When roadside device detects after road traffic state information, by Zigbee wireless module, realize bus or train route/truck traffic and exchange, front and back car driver takes corresponding measure, thereby avoids bumping or rear-end collision.
Between described roadside device and mobile unit, mobile unit and mobile unit, by ZigBee communication protocol, transmit road traffic condition.
The utility model compared with prior art tool has the following advantages: (1) during 50-100m, can receive the road information that roadside device is broadcast before vehicle enters intersection, and enough pre-warning times can be provided, and is convenient to driver and reduces the speed of a motor vehicle; (2) this device can be realized bus or train route/truck traffic and carries out message exchange, can avoid occurring traffic hazard; (3) under system for distraction of driver or energy such as do not concentrate at the situation, vehicle-mounted early warning device energy real-time early warning, reminds driver to note road ahead situation.
Accompanying drawing explanation
Fig. 1 is that roadside device, mobile unit are placed and embodiment schematic diagram;
Fig. 2 is traffic safety early warning system block diagram;
In figure: 1-roadside device; 11-infrared detector; 12-first processor; 13-wireless data transmitter; 2-pillar; 3-front truck mobile unit; 31-wireless data receiver; 32-the second processor; 33-front truck warning system; 331-front truck display screen; 332-front truck loudspeaker; 34-wireless data transmitter; 4-front truck; 5-rear car mobile unit; 51-wireless data receiver; 52-the 3rd processor; 53-rear car warning system; 531-front truck display screen; 532-rear car loudspeaker; 6-rear car.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, so that those skilled in the art understands the utility model content better.
The utility model is for urban road intersection region, and alerting drivers avoids its steering vehicle to knock pedestrian or bicycle, prevents rear-end collision.Based on the collaborative theory of bus or train route, this device sends road traffic condition by roadside device; By mobile unit, obtain the road traffic condition that roadside device sends, to driver, provide real-time early warning, avoid crashing; Meanwhile, early warning information is sent to vehicle below, to a rear car driver, provide real-time early warning, avoid occurring rear-end collision.
As depicted in figs. 1 and 2, take two cars as example, traffic safety prior-warning device consists of roadside device 1, front truck mobile unit 3 and rear car mobile unit 5, and roadside device 1 and front truck mobile unit 3, front truck mobile unit 3 and rear car mobile unit 5 connect by ZigBee wireless data communications.
As shown in Figure 2, roadside device 1 comprises infrared detector 11, first processor 12 and wireless data transmitter 13.Infrared detector 11 is for surveying the pedestrian and non motorized vehicle that crosses road.First processor 12 electronic types connect infrared detectors 11 and wireless data transmitter 13, the Traffic Information sending for receiving infrared-ray detector 11 and to wireless data transmitter 13 transmission of signals.Wireless data transmitter 13 adopts wireless data communication technology ZigBee.Roadside device 1 is arranged on trackside pillar 2, pillar 2 is positioned over intersection one side, pillar 2 is corresponding with quantity and turnout, the crossing quantity of roadside device 1, embodiment as shown in Figure 1 has the crossing on 4 turnouts, therefore 4 pillars 2 have been installed, a set of roadside device 1 has been installed on each pillar 2.
As shown in Figure 2, front truck mobile unit 3 comprises wireless data receiver 31, the second processor 32, front truck warning system 33 and wireless data transmitter 34.The wireless data information that wireless data receiver 31 sends for receiving radio data transmitter 13.The second processor 32 electronic types connect wireless data receiver 31, front truck warning system 33 and wireless data transmitter 34, for the signal of receiving radio data receiver 31 transmissions and to front truck warning system 33 transmission of signals, simultaneously to wireless data transmitter 34 transmission of signals.Wireless data receiver 31 and wireless data transmitter 34 adopt wireless data communication technology ZigBee.Front truck warning system 33 comprises LED display 331 and the loudspeaker 332 that can send warning sound with flashing function, display screen 331 and loudspeaker 332 can control be opened by switch, and driver can select startup any one or two according to own needs.
As shown in Figure 2, rear car mobile unit 5 comprises wireless data receiver 51, the 3rd processor 52 and rear car warning system 53.Wireless data receiver 51 adopts wireless data communication technology ZigBee, the wireless data signal sending for receiving radio data transmitter 34.The 3rd processor 52 electronic types connect wireless data receiver 51 and rear car warning system 53, for the signal of receiving radio data 51 transmissions and to rear car warning system 53 transmission of signals.Rear car warning system 53 comprises LED display 531 and the loudspeaker 532 that can send warning sound with flashing function, display screen 531 and loudspeaker 532 can control be opened by switch, and driver can select startup any one or two according to own needs.
During operation, when infrared detector 11 has detected pedestrian or bicycle and crosses road, roadside device 1 sends alarm signal to front truck mobile unit 3, prevents that front truck 4 and bicycle and pedestrian from crashing; When rear car mobile unit 5 receives the early warning signal of front truck mobile unit 3 transmissions, rear car warning system 53 early warning in time, reminds driver to drive with caution, and prevents that rear car 6 and front truck 4 from rear-end collisions occurring.
Claims (3)
1. based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route, it is characterized in that: this device is comprised of roadside device (1), front truck mobile unit (3) and rear car mobile unit (5);
Described roadside device (1) comprises infrared detector (11), first processor (12) and wireless data transmitter (13), the Traffic Information that described first processor (12) sends for receiving infrared-ray detector (11) and to wireless data transmitter (13) transmission of signal, wireless data transmitter (13) outwards sends data by communications protocol;
Described front truck mobile unit (3) comprises wireless data receiver (31), the second processor (32), front truck warning system (33) and wireless data transmitter (34), described wireless data receiver (31) receives Traffic Information by communications protocol, the second processor (32) is for the signal of receiving radio data receiver (31) transmission and to front truck warning system (33) transmission of signal, to wireless data transmitter (34) transmission of signal, wireless data transmitter (34) outwards sends data by communications protocol simultaneously;
Described rear car mobile unit (5) comprises wireless data receiver (51), the 3rd processor (52) and rear car warning system (53), wireless data receiver (51) receives front truck signal by communications protocol, and the 3rd processor (52) is for the signal of receiving radio data (51) transmission and to rear car warning system (53) transmission of signal.
2. according to claim 1 based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route, it is characterized in that, described roadside device (1) connects by Zigbee wireless data communications with rear car mobile unit (5) with front truck mobile unit (3), front truck mobile unit (3).
3. according to claim 1 based on the collaborative urban road intersection vehicle driving safety prior-warning device of bus or train route, it is characterized in that, described first processor (12) electronic type connects infrared detector (11) and wireless data transmitter (13), the second processor (32) electronic type connects wireless data receiver (31), front truck warning system (33) and wireless data transmitter (34), and the 3rd processor (52) electronic type connects wireless data receiver (51) and rear car warning system (53).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320174998.8U CN203480701U (en) | 2013-04-03 | 2013-04-03 | Early-warning device for running safety of vehicles on city road intersections based on vehicle and road cooperation |
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| CN201320174998.8U CN203480701U (en) | 2013-04-03 | 2013-04-03 | Early-warning device for running safety of vehicles on city road intersections based on vehicle and road cooperation |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871240A (en) * | 2014-03-18 | 2014-06-18 | 上海交通大学 | Multi-body interactive type intelligent driving system |
| CN103871272A (en) * | 2012-12-18 | 2014-06-18 | 江南大学 | ZigBee-based vehicle-mounted intersection collision avoidance system |
| CN104050837A (en) * | 2014-06-10 | 2014-09-17 | 奇瑞汽车股份有限公司 | Driving safety prompting method and device |
| CN104210489A (en) * | 2014-09-16 | 2014-12-17 | 武汉理工大学 | Method and system for avoiding vehicle and pedestrian collision in road-vehicle coordination environment |
| CN104900056A (en) * | 2015-05-15 | 2015-09-09 | 四川大学 | Traffic situation sensing method and system of vehicle-road cooperation type |
| CN106781694A (en) * | 2016-12-27 | 2017-05-31 | 乐视汽车（北京）有限公司 | Vehicle on highway safety early warning device, system and method |
| CN106846912A (en) * | 2017-03-30 | 2017-06-13 | 湖北大学 | Highway traffic warning and method based on ZigBee |
| CN107871402A (en) * | 2016-09-26 | 2018-04-03 | 财团法人工业技术研究院 | Roadside display system, roadside device and roadside display method thereof |
| CN107981540A (en) * | 2017-12-07 | 2018-05-04 | 常州市凯迪电器股份有限公司 | The desk dock quickly assembled |
| CN108594231A (en) * | 2017-12-05 | 2018-09-28 | 上海神添实业有限公司 | A kind of particular vehicle crossing priority radar detection method and its system |
| CN110533959A (en) * | 2019-08-07 | 2019-12-03 | 北京交通大学 | No-shell culture conflict Vehicle intelligent collision warning method and system based on bus or train route collaboration |
| CN110582803A (en) * | 2017-04-26 | 2019-12-17 | 三菱电机株式会社 | Processing device and method for generating object identification information |
| CN112419727A (en) * | 2020-11-20 | 2021-02-26 | 苏州旭安交通科技有限公司 | Road traffic accident early warning method |
| CN113022443A (en) * | 2021-03-10 | 2021-06-25 | 白田梅荣 | Traffic safety reminding device for bus |
| CN113112802A (en) * | 2021-04-13 | 2021-07-13 | 长安大学 | Early warning system and method for preventing rear-end collision when roadside vehicle concedes pedestrian |
| CN113393706A (en) * | 2021-07-14 | 2021-09-14 | 云度新能源汽车有限公司 | Automatic driving blind area early warning system and method based on intelligent traffic crossroad |
| US11851063B2 (en) | 2021-08-25 | 2023-12-26 | Toyota Motor Engineering & Manufacturing North America, Inc. | Systems and methods for protecting a vehicle at an intersection |
| CN118053300A (en) * | 2024-01-26 | 2024-05-17 | 安徽工业大学 | Intelligent road early warning system and early warning method |
| CN119559820A (en) * | 2024-01-09 | 2025-03-04 | 徐州瑞之然建设工程有限公司 | Intelligent traffic control system based on vehicle-road collaboration |
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2013
- 2013-04-03 CN CN201320174998.8U patent/CN203480701U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871272A (en) * | 2012-12-18 | 2014-06-18 | 江南大学 | ZigBee-based vehicle-mounted intersection collision avoidance system |
| CN103871240A (en) * | 2014-03-18 | 2014-06-18 | 上海交通大学 | Multi-body interactive type intelligent driving system |
| CN104050837A (en) * | 2014-06-10 | 2014-09-17 | 奇瑞汽车股份有限公司 | Driving safety prompting method and device |
| CN104210489A (en) * | 2014-09-16 | 2014-12-17 | 武汉理工大学 | Method and system for avoiding vehicle and pedestrian collision in road-vehicle coordination environment |
| CN104900056A (en) * | 2015-05-15 | 2015-09-09 | 四川大学 | Traffic situation sensing method and system of vehicle-road cooperation type |
| CN107871402A (en) * | 2016-09-26 | 2018-04-03 | 财团法人工业技术研究院 | Roadside display system, roadside device and roadside display method thereof |
| CN106781694A (en) * | 2016-12-27 | 2017-05-31 | 乐视汽车（北京）有限公司 | Vehicle on highway safety early warning device, system and method |
| CN106846912A (en) * | 2017-03-30 | 2017-06-13 | 湖北大学 | Highway traffic warning and method based on ZigBee |
| CN110582803B (en) * | 2017-04-26 | 2022-02-08 | 三菱电机株式会社 | processing device |
| CN110582803A (en) * | 2017-04-26 | 2019-12-17 | 三菱电机株式会社 | Processing device and method for generating object identification information |
| CN108594231A (en) * | 2017-12-05 | 2018-09-28 | 上海神添实业有限公司 | A kind of particular vehicle crossing priority radar detection method and its system |
| CN107981540A (en) * | 2017-12-07 | 2018-05-04 | 常州市凯迪电器股份有限公司 | The desk dock quickly assembled |
| CN107981540B (en) * | 2017-12-07 | 2023-10-27 | 常州市凯迪电器股份有限公司 | Quick-assemble desktop stand |
| CN110533959A (en) * | 2019-08-07 | 2019-12-03 | 北京交通大学 | No-shell culture conflict Vehicle intelligent collision warning method and system based on bus or train route collaboration |
| CN112419727A (en) * | 2020-11-20 | 2021-02-26 | 苏州旭安交通科技有限公司 | Road traffic accident early warning method |
| CN113022443A (en) * | 2021-03-10 | 2021-06-25 | 白田梅荣 | Traffic safety reminding device for bus |
| CN113112802A (en) * | 2021-04-13 | 2021-07-13 | 长安大学 | Early warning system and method for preventing rear-end collision when roadside vehicle concedes pedestrian |
| CN113393706A (en) * | 2021-07-14 | 2021-09-14 | 云度新能源汽车有限公司 | Automatic driving blind area early warning system and method based on intelligent traffic crossroad |
| US11851063B2 (en) | 2021-08-25 | 2023-12-26 | Toyota Motor Engineering & Manufacturing North America, Inc. | Systems and methods for protecting a vehicle at an intersection |
| CN119559820A (en) * | 2024-01-09 | 2025-03-04 | 徐州瑞之然建设工程有限公司 | Intelligent traffic control system based on vehicle-road collaboration |
| CN118053300A (en) * | 2024-01-26 | 2024-05-17 | 安徽工业大学 | Intelligent road early warning system and early warning method |
| CN118053300B (en) * | 2024-01-26 | 2024-07-26 | 安徽工业大学 | A road intelligent early warning system and early warning method |
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