CN204178558U - A kind of traffic information acquisition system based on Zigbee and collection network - Google Patents
A kind of traffic information acquisition system based on Zigbee and collection network Download PDFInfo
- Publication number
- CN204178558U CN204178558U CN201420641232.0U CN201420641232U CN204178558U CN 204178558 U CN204178558 U CN 204178558U CN 201420641232 U CN201420641232 U CN 201420641232U CN 204178558 U CN204178558 U CN 204178558U
- Authority
- CN
- China
- Prior art keywords
- traffic
- zigbee
- information acquisition
- acquisition system
- controlling machine
- 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)
Abstract
Complicated for the wiring of existing traffic control system, cannot the drawback of basic data of Real-time Collection vehicle pass-through, the utility model provides a kind of traffic information acquisition system based on Zigbee and collection network: described traffic information acquisition system, comprises traffic signal controlling machine, traffic light system device, transport information checkout equipment and Zigbee wireless networking communications device; The collection network of described employing traffic information acquisition system, comprises the traffic signal controlling machine of more than 2, and each traffic signal controlling machine is all connected with Zigbee wireless networking communications device and transport information checkout equipment with one group of drive singal lamp display device.Beneficial effect: described traffic information acquisition system can the vehicle pass-through quantity information at the single crossing of real-time detection, and passes traffic signal controlling machine back by Zigbee wireless networking communications device; The quantity information of the vehicle at multiple crossing can detect and feed back by described collection network in real time.
Description
Technical field
The utility model belongs to intelligent transportation field, is specifically related to traffic information acquisition system and the collection network of a kind of Zigbee.
Background technology
In recent years, China's Transportation facilities construction obtains larger achievement, but along with the fast development of Chinese society economy and increasing rapidly of vehicle guaranteeding organic quantity, within the coming years, the road supply in city and the contradiction of transport need, urban road traffic congestion is day by day serious, causes running time to lengthen, environmental pollution increases the weight of, traffic hazard increases, urban whole function reduction.In this case, simple dependence road widening, the infrastructure constructions such as encryption road network have been difficult to the traffic problems solving reality, simultaneously, traditional traffic administration measure is difficult to solving urban traffic blocking problem, only has employing Information Technology Methods, could obtain and issue the real-time information of condition of road surface in time, dynamic traffic signal control is carried out according to traffic flow information, effective guided vehicle, improve existing traffic control system, minimizing is blocked up, improve Traffic Capacity of Urban Road, adapt to the needs of urban highway traffic development under the new situation, realize social application personalization and diversification, the intelligentize and informatization of urban traffic management.
Intelligent transportation system (ITS), as improving traffic and transportation system efficiency, realizing a kind of important means of Transportation Sustainable Development, has caused the great attention of China.National science and technology research project is all classified as ITS first develops theme, and set up many relevant problems around the intelligent operation and management of road traffic, has carried out a large amount of engineering mimoir work.Although by these tackling key problem and demonstration project, Intelligent Transport Systems Construction has a lot of achievement and breakthrough, still there is many technical bottlenecks in dynamic traffic information collecting and the control of regional traffic signal on a large scale and need to be broken through building.In recent years, along with developing rapidly of technology of Internet of things, provide new measure for realizing these breakthroughs.
Wireless Network is an innovation on Internet of Things basis, by the important transmission mode of Radio Transmission Technology as transport information, realize crossing signals, the wireless networking of flow information, and then research and develop the novel urban traffic information acquisition system based on wireless networking communications mode, intelligent in existing transportation industry, on the basis of information-based application, in conjunction with urban transportation feature, around public transport urban construction, traffic alleviation projects, the hot and difficult issues such as energy-saving and emission-reduction, adopt new concept, new technology, new method, new opplication is for building new generation of city intelligent transportation system development new technologies and new product.
Traffic signal controlling machine 4, traffic light system device 5 and remote control center are the bases building intelligent transportation system ITS, at present, mainly can send control program to traffic signal controlling machine 4 by remote control center, then press the wigwag of control program command signal lamp display device 5 by traffic signal controlling machine 4.This connected mode is under urban construction at a high speed and complicated traffic environment, day by day cannot meet the demand of point duty: first, because mostly traffic signal controlling machine 4, traffic light system device 5 and remote control center are wired connection, need excavation ground Buried pipe or vertical rod erection pipeline, construction Complicated Periodic is long, and signal attenuation is fast, communication distance is short, once complete wiring to be difficult to layout regulation.In addition, the pipeline buried underground crushes easily in Long-Time Service, and the pipeline that high-altitude adds affects the attractive in appearance of road first, is second not suitable for complicated crossing environment.In addition, above-mentioned point duty lacks real-time road conditions feedback device, cause remote control center cannot understand real-time wagon flow situation, statistics can only be relied on to carry out program setting to traffic signal controlling machine 4, cause the control of traffic signal controlling machine 4 pairs of traffic light system devices 5 can only be undertaken by inflexible program, namely be not suitable with the change of real-time road, real-time road can not be fed back to remote control center.
utility model content
, needs complicated for existing wiring excavate or the construction of line, the problem that construction period is long, communication effect is poor, and cannot the basic data of Real-time Collection vehicle pass-through, basic data cannot be fed back to the drawback of remote control center, the utility model provides a kind of traffic information acquisition system based on Zigbee and collection network, specific as follows:
A kind of traffic information acquisition system based on Zigbee, comprise traffic signal controlling machine 4 and traffic light system device 5, described traffic signal controlling machine 4 to be connected and drive singal lamp display device 5 by wired mode, and traffic signal controlling machine 4 to be connected with the signal receiver in remote control center by netting twine and to transmit data.In addition, transport information checkout equipment 1 and Zigbee wireless networking communications device 2 is also provided with.
Transport information checkout equipment 1 is made up of the geomagnetism detecting device 11 of more than 2.
Zigbee wireless networking communications device 2 comprises drive test receiving terminal 21, repeater 22 and wireless communication terminal 23.Wherein, the quantity of drive test receiving terminal 21 is equal with the quantity of geomagnetism detecting device 11, the signal receiving end of drive test receiving terminal 21 and the signal transmitting terminal wireless connections of adjacent geomagnetism detecting device 11.The signal transmitting terminal of drive test receiving terminal 21 is connected with the signal receiving end of wireless communication terminal 23 through more than one repeater 22.The signal transmitting terminal of wireless communication terminal 23 is through drive singal lamp display device 5 and traffic signal controlling machine 4 wired connection.
Adopt the collection network of the traffic information acquisition system based on Zigbee described in the utility model, comprise the traffic signal controlling machine 4 of more than 2, between adjacent traffic signal controlling machine 4, adopt 1 to 20 intersection websites 3 to connect.A traffic signal controlling machine 4 is had at least to be connected with the signal receiver in remote control center.Each traffic signal controlling machine 4 is all connected with corresponding Zigbee wireless networking communications device 2 and transport information checkout equipment 1 by a drive singal lamp display device 5.
The utility model compared with prior art, has following beneficial effect:
The utility model discloses a kind of traffic information acquisition system based on Zigbee Wireless Network, be applicable to intelligent transportation field.Geomagnetism detecting device 11 of the present utility model adopts model to be Sensys VSN240, instead of traditional coil, and by model be the drive test receiving terminal 21 of Sensys AP240, model is the repeater 22 of WSN EZS-L031/l.Model is the wireless communication terminal 23 of NDTU.
The vehicle pass-through incremental data collected by geomagnetism detecting device 11 uploads in traffic control platform, because wireless sensor node (repeater 22) is installed in road surface, embedding road or is arranged on the traffic column in roadside, very little on road impact, construction maintenance cost is low, wireless sensor node is compared to inductive coil simultaneously, accuracy of detection is higher, and the traffic control strategy that traffic control platform is made is more accurate.Be in particular in following aspect:
1, the utility model is by the quantity information of transport information checkout equipment 1 detection vehicle, is passed back the signal receiver in traffic signal controlling machine 4 and remote control center by Zigbee wireless networking communications device 2.Efficiently, convenient, the collection and the feedback that complete Back ground Information accurately;
2, the traffic information collection undertaken by Zigbee wireless networking communications device 2 of the utility model and transmission, very little on road impact, construction maintenance cost is low.Zigbee wireless networking communications device 2 is compared to traditional inductive coil simultaneously, and accuracy of detection is higher;
3, the utility model adopts in-plant repeater 22 and intersects at a distance the communication structure that website 3 combines, and the Back ground Information of vehicle pass-through can be passed in time the signal receiver in remote control center, speed is fast, efficiency is high, promptly and accurately;
4, the repeater 22 in the utility model is installed on road surface or embeds in road, and the destruction of road pavement is few, and construction is fast, constructability, and does not affect road surface.In addition, repeater 22 low in energy consumption, energy-conservation, and can not because of cause influence Signal transmissions such as the aging corrupted on road surface;
The transmission distance of the intersection website 35, in the utility model is in 500 to 5000m, signal special delivery far, by the impact of underground Buried pipe or road obstacle, and can be sent to the signal receiver in remote control center rapidly in time by road traffic data.Intersect website 3 power compared with the transmission of repeater 22 data volume greatly, fast several times, be conducive to just each repeater 22 and collect the data-signal transmitted and transmit to remote control center fast, in time.
Accompanying drawing explanation
Fig. 1 is the structure diagram of the traffic information acquisition system based on Zigbee described in the utility model.
Fig. 2 is the collection network of the traffic information acquisition system based on Zigbee.
Fig. 3 is Fig. 1 configuration simplified schematic diagram at the parting of the ways.
Sequence number in figure is: transport information checkout equipment 1, Zigbee wireless networking communications device 2, intersection website 3, traffic signal controlling machine 4, traffic light system device 5, geomagnetism detecting device 11, drive test receiving terminal 21, repeater 22, wireless communication terminal 23.
Embodiment
Now be described with reference to the accompanying drawings design feature of the present utility model.
See Fig. 1, a kind of traffic information acquisition system based on Zigbee, comprise traffic signal controlling machine 4 and traffic light system device 5, described traffic signal controlling machine 4 to be connected and drive singal lamp display device 5 by wired mode, and traffic signal controlling machine 4 to be connected with the signal receiver in remote control center by netting twine and to transmit data.In addition, transport information checkout equipment 1 and Zigbee wireless networking communications device 2 is also provided with.
Transport information checkout equipment 1 is made up of the geomagnetism detecting device 11 of more than 2.
Zigbee wireless networking communications device 2 comprises drive test receiving terminal 21, repeater 22 and wireless communication terminal 23.Wherein, the quantity of drive test receiving terminal 21 is equal with the quantity of geomagnetism detecting device 11, and the signal transmitting terminal wireless connections of the signal receiving end of drive test receiving terminal 21 and geomagnetism detecting device 11.The signal transmitting terminal of drive test receiving terminal 21 is connected with the signal receiving end of wireless communication terminal 23 through more than one repeater 22.The signal transmitting terminal of wireless communication terminal 23 is through drive singal lamp display device 5 and traffic signal controlling machine 4 wired connection.
Furtherly, the model of geomagnetism detecting device 11 is Sensys VSN240.The model of drive test receiving terminal 21 is Sensys AP240.The model of repeater 22 is WSN EZS-L031/l.The model of wireless communication terminal 23 is the large NDTU produced in south, Nanjing.
Furtherly, described repeater 22 is for having the wireless router of relay function.
See Fig. 3, furtherly, 4 groups of geomagnetism detecting devices and 4 drive test receiving terminals 21 are provided with.1 to 6 repeater 22 was provided with between drive test receiving terminal 21 and wireless communication terminal 23.In the present embodiment, 4 drive test receiving terminals 21 are connected with wireless communication terminal 23 with 3 repeaters 22 respectively by 1,2,6.
Furtherly, the spacing between drive test receiving terminal 21 and repeater 22, between adjacent 2 repeaters 22 and between repeater 22 and wireless communication terminal 23 is no more than 50 meters.
Furtherly, repeater 22 both by support installing on the traffic column of trackside, also can be embedded in and embed road surface or bury underground in the road.
Furtherly, described wireless network adopts the ISM band of 2.4GHz.
Furtherly, RJ45 is adopted to connect between traffic signal controlling machine 4 and traffic light system device 5.RJ45 or RS232 is adopted to connect between wireless communication terminal 23 and traffic light system device 5.
See Fig. 1, furtherly, between traffic signal controlling machine 4 and the signal receiver in remote control center, the more than one website 3 that intersects is provided with.The website 3 that intersects is responsible for remote signal transmission.Traffic signal controlling machine 4 with intersect between website 3, adjacent 2 spacing of intersecting between website 3 and between the signal receiver intersected in website 3 and remote control center are between 500 meters to 5000m.
Furtherly, the model of described intersection website 3 is SJ1000, is the equipment of remote high-speed radiocommunication.Preferred scheme is, the interval intersected between website 3 is no more than 1km, without the need to arranging repeater 22 between intersection website 3, guarantees that the speed transmitted is fast.
The energy consumption of repeater 22 is low, but data rate is slow, the Limited information of process.The data that the website 3 that intersects overcomes repeater 22 transmit slow problem, can realize telecommunication, avoid arranging too much repeater 22 in the road between crossing, data rate fast (maximum 2Mbps), but its shortcoming is that output power is high compared with repeater 22, and therefore power consumption is large.Therefore the mode that utility model adopts repeater 22 and intersection website 3 to combine, take into account energy consumption and data efficiency.
See Fig. 2, adopt the collection network of the traffic information acquisition system based on Zigbee described in the utility model, comprise the traffic signal controlling machine 4 of more than 2, between adjacent traffic signal controlling machine 4, adopt 1 to 20 intersection websites 3 to connect.A traffic signal controlling machine 4 is had at least to be connected with the signal receiver in remote control center.Each traffic signal controlling machine 4 is all connected with corresponding Zigbee wireless networking communications device 2 and transport information checkout equipment 1 by a drive singal lamp display device 5.
Claims (10)
1. the traffic information acquisition system based on Zigbee, comprise traffic signal controlling machine (4) and traffic light system device (5), described traffic signal controlling machine (4) connects and drive singal lamp display device (5), and traffic signal controlling machine (4) is connected with the signal receiver in remote control center; It is characterized in that:
Also be provided with transport information checkout equipment (1) and Zigbee wireless networking communications device (2); Wherein, transport information checkout equipment (1) is made up of the geomagnetism detecting device (11) of more than 2; Zigbee wireless networking communications device (2) comprises drive test receiving terminal (21), repeater (22) and wireless communication terminal (23); Wherein, the quantity of drive test receiving terminal (21) is equal with the quantity of geomagnetism detecting device (11), the signal receiving end of drive test receiving terminal (21) and the signal transmitting terminal wireless connections of adjacent geomagnetism detecting device (11); The signal transmitting terminal of drive test receiving terminal (21) is connected through the signal receiving end of more than one repeater (22) with wireless communication terminal (23); The signal transmitting terminal of wireless communication terminal (23) is through drive singal lamp display device (5) and traffic signal controlling machine (4) wired connection.
2. a kind of traffic information acquisition system based on Zigbee as claimed in claim 1, is characterized in that: described repeater (22) is for having the wireless router of relay function.
3. a kind of traffic information acquisition system based on Zigbee as claimed in claim 1, is characterized in that: the model of geomagnetism detecting device (11) is Sensys VSN240; The model of drive test receiving terminal (21) is Sensys AP240; The model of repeater (22) is WSN EZS-L031/l; The model of wireless communication terminal (23) is NDTU.
4. a kind of traffic information acquisition system based on Zigbee as claimed in claim 1, is characterized in that: be provided with 4 groups of geomagnetism detecting devices and 4 drive test receiving terminals (21); 1 to 6 repeater (22) is provided with between drive test receiving terminal (21) and wireless communication terminal (23).
5. a kind of traffic information acquisition system based on Zigbee as claimed in claim 4, is characterized in that: the spacing between drive test receiving terminal (21) and repeater (22), between adjacent 2 repeaters (22) and between repeater (22) and wireless communication terminal (23) is no more than 50 meters.
6. any as described in claim 1 to 5, based on the traffic information acquisition system of Zigbee, is characterized in that: described wireless network adopts the ISM band of 2.4GHz; RJ45 is adopted to connect between traffic signal controlling machine (4) and traffic light system device (5); RJ45 or RS232 is adopted to connect between wireless communication terminal (23) and traffic light system device (5).
7. any as described in claim 1 to 5, based on the traffic information acquisition system of Zigbee, is characterized in that: between traffic signal controlling machine (4) and the signal receiver in remote control center, be provided with the more than one website (3) that intersects; The website (3) that intersects is responsible for remote signal transmission; Traffic signal controlling machine (4) with intersect between website (3), adjacent 2 spacing of intersecting between website (3) and between the signal receiver intersected in website (3) and remote control center are between 500 meters to 5000m.
8. a kind of traffic information acquisition system based on Zigbee as claimed in claim 7, is characterized in that: the model of described intersection website (3) is SJ1000.
9. a kind of traffic information acquisition system based on Zigbee as claimed in claim 1, is characterized in that: repeater (22) by support installing on the traffic column of trackside.
10. adopt the collection network of arbitrary traffic information acquisition system based on Zigbee described in claim 7 to 9, it is characterized in that: between adjacent traffic signal controlling machine (4), adopt 1 to 20 intersections website (3) to connect; A traffic signal controlling machine (4) is had at least to be connected with the signal receiver in remote control center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420641232.0U CN204178558U (en) | 2014-10-31 | 2014-10-31 | A kind of traffic information acquisition system based on Zigbee and collection network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420641232.0U CN204178558U (en) | 2014-10-31 | 2014-10-31 | A kind of traffic information acquisition system based on Zigbee and collection network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204178558U true CN204178558U (en) | 2015-02-25 |
Family
ID=52567346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420641232.0U Active CN204178558U (en) | 2014-10-31 | 2014-10-31 | A kind of traffic information acquisition system based on Zigbee and collection network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204178558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626165A (en) * | 2018-12-29 | 2019-04-16 | 辽宁工程技术大学 | A kind of distribution state of elevator monitoring system |
-
2014
- 2014-10-31 CN CN201420641232.0U patent/CN204178558U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626165A (en) * | 2018-12-29 | 2019-04-16 | 辽宁工程技术大学 | A kind of distribution state of elevator monitoring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101840638B (en) | Traffic signal controller and traffic signal control method | |
| CN103258428B (en) | A kind of method realizing traffic behavior collection based on ETC equipment | |
| CN101350132B (en) | Downhole positioning system and method | |
| CN204463447U (en) | A kind of controlling system of traffic light based on GSM and ARM | |
| CN104299426A (en) | Traffic signal control system and method based on detection and counting statistics on pedestrians | |
| CN102495604A (en) | Intelligent urban information monitoring system based on power carrier and wireless network | |
| CN202939797U (en) | Urban traffic intelligent guide system | |
| CN106373398A (en) | Traffic sensor networking method based on Bluetooth communication | |
| CN101609168B (en) | Vehicle detecting system and method based on wireless earth induction | |
| CN104715618B (en) | A kind of downhole intelligent traffic light control system and method | |
| CN202013662U (en) | Road traffic signal control device | |
| CN105206047B (en) | A kind of intelligent transportation system based on tree-like cordless communication network | |
| CN204256986U (en) | Vehicle positioning system in city | |
| CN204178558U (en) | A kind of traffic information acquisition system based on Zigbee and collection network | |
| CN202694579U (en) | Dynamic control system for traffic signal lamp | |
| CN204087500U (en) | A kind of based on the traffic signal control system to pedestrian detection counting statistics | |
| CN106023607A (en) | Traffic light control method and system | |
| CN101976507A (en) | Traffic signal control system based on remote hosting | |
| CN202995992U (en) | Landslide section remote wireless monitoring system | |
| CN202453723U (en) | DCS of solar photovoltaic power station | |
| CN105679078A (en) | Vehicle localization system in city | |
| CN203311619U (en) | Intelligent monitoring and managing system of water resource | |
| CN104820950A (en) | Wireless monitoring system of urban water pipe network | |
| CN202067408U (en) | Wireless communication automobile detecting system | |
| CN204506923U (en) | Wireless rail temperature monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |