CN205264047U - Improve early warning safety device of dangerous highway section security performance - Google Patents
Improve early warning safety device of dangerous highway section security performance Download PDFInfo
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- CN205264047U CN205264047U CN201520998990.2U CN201520998990U CN205264047U CN 205264047 U CN205264047 U CN 205264047U CN 201520998990 U CN201520998990 U CN 201520998990U CN 205264047 U CN205264047 U CN 205264047U
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- early warning
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Abstract
The utility model discloses an improve early warning safety device of dangerous highway section security performance relates to road traffic early warning and accident prevention. This device is formed through the radio communication combination by a plurality of single section points, single section point is: the vehicle is connected with information processing and control platform respectively with pedestrian's sensing unit and light intensity sensing unit, obtains the detected signal respectively, information processing and control platform are connected with LED lighting device and early warning device through the load switch respectively, realize control, the complementary energy storage power unit of scene is to all other functional unit power supplies, radio communication unit and information processing and control platform are connected, realize the information interaction. The utility model discloses combine together the intelligence illumination with intelligent early warning, improved the security performance on the dangerous highway section, adopt honourable complementary energy storage power mode, compensatied the limitation that some remote districts can not supply power and bring, the function that the device early warning was reminded has been increased, more be fit for dangerous highway section and some other the common accident area occurred frequently that the accident took place frequently.
Description
Technical field
The utility model relates to road traffic early warning and safe practice, relates in particular to a kind of pre-alarming safety device that improves Dangerous Area security performance.
Background technology
Along with the development of China's road traffic, highway has covered China on both sides of the Changjiang River, even in some remote mountain areas, also can see the figure of a rule highway. But in traffic level development, the traffic accident of some Dangerous Areas also happens occasionally. And how to reduce the generation of traffic accident on Dangerous Area, be also the emphasis that road traffic department pays close attention to always. Road traffic department is generally by road improvement situation or the mode that some fixing road signs remind is set goes to reduce the generation of traffic accident, but can not reach good effect.
In electronic technology development, a lot of people utilize electronic technology aspect road safety, to do relevant research, for example, improve the security performance of Dangerous Area by intelligent road-lamp device. Analyzing after the main cause of traffic accident generation, analyzing security incident generation merely not comprehensive from light angle, can not reduce the incidence of some traffic accidents, large area is laid road lamp device and will be considered powerup issue and Cost Problems simultaneously. Also have by arranging intelligent monitoring terminal at some Dangerous Areas, condition of road surface is sent to remote control terminal by Ethernet, make early warning instruction by remote control terminal again and send to the vehicle that will pass through, but the realization of this device is too complicated, and can only indicate there being the vehicle of prior-warning device to make some early warning, can not extensive use in the section, mountain area that communication quality is bad.
Summary of the invention
The purpose of this utility model is just to overcome the shortcoming and defect existing in background technology, and a kind of pre-alarming safety device that improves Dangerous Area security performance is provided;
The purpose of this utility model is achieved in that
By arrange the intelligent road-lamp node of some on Dangerous Area, the wireless sensor network forming by means of limited intelligent road-lamp node is realized intelligent early-warning and intelligent lighting. Each street-lamp node adopts wind-light complementary energy storage power supply unit that electric energy is provided, the quantity of overall street-lamp node does not need a lot, can be according to the concrete situation reasonable disposition of Dangerous Area, the Dangerous Area of the early warning of wanting can be mountain area bend, abrupt slope, fork in the road, and some other common accident area occurred frequently. First utilize the vehicle and the pedestrian's sensing unit that on each intelligent road-lamp node, arrange to detect and enter the vehicle of Dangerous Area or pedestrian's speed and positional information in real time, and the information detecting is sent to information processing and controls platform, again by information processing with control that platform is processed and anticipation some alerts that may occur, the prior-warning device that control is arranged on street lamp before vehicle or pedestrian really enter Dangerous Area is made early warning to it. Light intensity sensing unit detects extraneous background light intensity simultaneously, and the background intensity signal detecting is passed to information processing and controls platform. When the background light intensity detecting is lower than a certain threshold value, now decision maker is operated in night, and in conjunction with the situation whether vehicle or pedestrian enter Dangerous Area, provides intelligent lighting to it. Whole device combines intelligent early-warning with intelligent lighting, further go to reduce the generation of Dangerous Area traffic accident, can improve largely the security performance of Dangerous Area.
Specifically, the technical solution of the utility model is:
One, pre-alarming safety device (abbreviation device)
This device is combined by wireless communication technology by multiple single node;
Single node comprises vehicle and pedestrian's sensing unit, light intensity sensing unit, wireless communication unit, wind-light complementary energy storage power supply unit, information processing and control platform, load switch, LED lighting device and prior-warning device;
Its position and annexation are:
Vehicle is connected with control platform with information processing respectively with pedestrian's sensing unit and light intensity sensing unit, obtains respectively detection signal;
Information processing is connected with LED lighting device and prior-warning device by load switch respectively with control platform, realizes and controlling;
Wind-light complementary energy storage power supply unit is to all other functional part power supplies;
Wireless communication unit is connected with control platform with information processing, realizes information interaction.
Two, using method
Only, using one of them single node as master control single node, all the other single node are controlled single node;
The information processing that only vehicle detecting or pedestrian information need to be sent to this master control single node by wireless communication unit with control platform, by the information processing of this master control single node with control that platform judges and transmit control signal and control other controlled single node and complete the function of early warning and illumination by wireless communication unit.
A, the detection of single node to peripheral information
The vehicle or the pedestrian that enter Dangerous Area are carried out to data acquisition, detect in real time by the vehicle and the pedestrian's sensing unit that are arranged in each single node the velocity information and the more specific location information that enter Dangerous Area vehicle and pedestrian, and analog signal is converted to numerical information by conversion through AD; The power of light intensity sensing unit detection background light, is converted to concrete light intensity numerical information through AD simultaneously;
B, informix processing
The speed of the traffic that single node detects and positional information pass to wireless communication unit and information processing and control platform, and light intensity numerical information passes to information processing and controls platform simultaneously; Information processing is carried out threshold decision after receiving with control platform the velocity information that vehicle detected, judging whether vehicle exceeds the speed limit enters Dangerous Area, draw to make which kind of early warning in conjunction with the positional information of institute's detection node again, export concrete forewarn signal; And the light intensity numerical information detecting is carried out threshold decision by information processing and control platform, output illumination control signal;
The transmission of C, control signal and the control of functional part
Information processing and forewarn signal and the illumination control signal of controlling platform output are sent to each single node that will realize early warning and illumination by wireless communication unit, comprise prior-warning device and the LED lighting device of transmission of signal to main single node; The wireless communication unit of other controlled single node receives after the control signal of master control single node transmission, after being processed, signal obtains early warning signal and illumination sign, control prior-warning device and the lighting device of this controlled single node, complete the function of early warning and illumination.
Compared with prior art scheme, the utlity model has following advantage and good effect:
1. intelligent lighting is combined with intelligent early-warning, improved the security performance on Dangerous Area;
2. realize the early warning of Dangerous Area by means of street-lamp node, only need to lay at Dangerous Area, do not need large area to lay, emphasis early warning is carried out in accident area occurred frequently, device is implemented simpler;
3. adopt wind-light complementary energy storage power supply mode, made up the limitation that some remote districts can not power and bring, can apply better, reach on the whole the effect of energy-saving and emission-reduction, and reduced cost;
4. increase the function that device early warning is reminded, increased the practicality of device;
5. be more suitable for the Dangerous Area of Frequent Accidents, for example mountain area bend, abrupt slope, fork in the road and some other common accident area occurred frequently.
Brief description of the drawings
Fig. 1 is the overall layout chart of this device;
Fig. 2 is the block diagram of single node.
In figure:
10-vehicle and pedestrian's sensing unit,
11-microwave remote sensor, 12-infrared sensor, the 13-the first AD converter;
20-light intensity sensing unit,
21-light sensor, the 22-the second AD converter;
30-wireless communication unit,
31-ZigBee (being the wireless communication technology of a kind of short distance, low-power consumption) wireless transceiver,
32-data processing chip;
40-wind-light complementary energy storage power supply unit,
41-wind-solar hybrid generator, 42-battery, 43-voltage conversion circuit;
50-information processing and control platform;
60-load switch;
70-LED lighting device;
80-prior-warning device.
Detailed description of the invention
Describe in detail below in conjunction with drawings and Examples:
One, device
1, overall
As Fig. 1,2, this device is combined by radio communication by multiple single node;
Single node comprises vehicle and pedestrian's sensing unit 10, light intensity sensing unit 20, wireless communication unit 30, wind-light complementary energy storage power supply unit 40, information processing and control platform 50, load switch 60, LED lighting device 70 and prior-warning device 80;
Its position and annexation are:
Vehicle is connected with control platform 50 with information processing respectively with pedestrian's sensing unit 10 and light intensity sensing unit 20, obtains respectively detection signal;
Information processing is connected with LED lighting device 70 and prior-warning device 80 by load switch 60 respectively with control platform 50, realizes and controlling;
Wind-light complementary energy storage power supply unit 40 is to all other functional part power supplies;
Wireless communication unit 30 is connected with control platform 50 with information processing, realizes information interaction.
2, functional part
1) vehicle and pedestrian's sensing unit 10
Described vehicle and pedestrian's sensing unit 10 comprise microwave remote sensor 11, infrared sensor 12 and the first AD converter 13;
Microwave remote sensor 11 is connected with the first AD converter 13 respectively with infrared sensor 12;
Its function is that the transducing signal detecting is converted to data signal.
2) light intensity sensing unit 20
Described light intensity sensing unit 20 comprises front latter linked light sensor 21 and the 2nd AD converter 22;
Its function is that the transducing signal detecting is converted to data signal.
3) wireless communication unit 30
Described wireless communication unit 30 comprises interconnective ZigBee wireless transceiver 31 and data processing chip 32;
The chip CC2530 chip that adopts ZigBee radio communication to combine with information processing.
Its function is the radio communication between the each single node of implement device.
4) wind-light complementary energy storage power supply unit 40
Described wind-light complementary energy storage power supply unit 40 comprises the wind-solar hybrid generator 41, battery 42 and the voltage conversion circuit 43 that connect successively;
Its function is to utilize wind energy and solar energy, is the power supply of this device.
5) information processing and control platform 50
Adopt MSP430 series monolithic.
3, concrete layout example
As Fig. 1, be the concrete layout example of this device to a Dangerous Area.
This Dangerous Area may be the section of zig zag, fork in the road, abrupt slope, continuous bend or bad visibility;
First each single node is numbered, wherein 01 and 06 two single node that are arranged on Dangerous Area porch;
Traffic sensing unit in this single node tests the speed to the vehicle that enters Dangerous Area; Adjacent 01 and 06 single node 02 and 05 is the early warning node that is provided with prior-warning device 80; All the other some single node are arranged on concrete Dangerous Area, the vehicle or the pedestrian that enter Dangerous Area in order to allow obtain early warning in safe distance, can make the distance between single node 01 and single node 02, single node 06 and single node 05 be greater than the distance between other single node, specifically can be arranged on 50-100m, between all the other single node, distance can be 20-50m; In practical layout, can the distance between each single node be suitably set according to the concrete length of Dangerous Area.
1) be provided with the single node 02,05 of prior-warning device
Comprise vehicle and pedestrian's sensing unit 10, light intensity sensing unit 20, wireless communication unit 30, wind-light complementary energy storage power supply unit 40, information processing and control platform 50, load switch 60, LED lighting device 70 and prior-warning device 80.
2) be not provided with the single node 01,03,04,06 of prior-warning device
Comprise vehicle and pedestrian's sensing unit 10, light intensity sensing unit 20, wireless communication unit 30, wind-light complementary energy storage power supply unit 40, information processing and control platform 50, load switch 60 and LED lighting device 70;
4, operation principle
Be arranged on traffic sensing unit 10 detection enters the vehicle of Dangerous Area in real time velocity information and pedestrian's positional information in each single node, light intensity sensing unit 20 detects the bias light at Dangerous Area place, vehicle is entered to the velocity information of Dangerous Area or pedestrian's location information data and pass to information processing and control platform 50, send to other single node by wireless communication unit 30 simultaneously; Finally carry out information processing by information processing with control platform 50 and draw control signal, last control load switch 60 starts prior-warning device 80 or LED lighting device 70.
In this process wind light mutual complementing energy storage for power supply unit 40 for information processing with control platform 50, load switch 60, LED lighting device 70 and prior-warning device 80 electric energy be provided.
Two, using method
1,, in conjunction with Fig. 1, concrete control method is as follows:
Using single node 03 as information processing and the master control single node of control, other single node is controlled single node;
First the situation that the traffic each single node being detected enters and respond accordingly information processing that processing command is stored in master control single node 03 and control in platform 50;
When detecting vehicle, controlled single node 01 enters and records the speed information that vehicle enters, the wireless communication unit 30 of this information exchange being crossed to controlled single node 01 sends to master control single node 03, inquire about with control platform 50 response that will make by the information processing of master control single node 03 again, finally send and start early warning signal to controlled single node 02 and controlled single node 05 by the wireless communication unit 30 of master control single node 03 with controlling platform 50 by information processing, make controlled single node 02 and controlled single node 05 complete early warning; If, lower than a certain threshold value, transmitting control signal simultaneously, the light intensity degree that now light intensity sensing unit detects realizes illumination to all nodes.
2,, in conjunction with Fig. 1, concrete early warning alert is as follows:
When single node 01 or single node 06 have detected that overspeed of vehicle enters, the prior-warning device 80 of simultaneously controlling single node 02 and single node 05 is to entering Dangerous Area and survey vehicle or pedestrian making " early warning of deceleration right lateral " prompting; For example can set the F-Zero that enters Dangerous Area is 25km/h, exceedes this speed per hour value, makes early warning.
When detecting certain middle single node 02,03,04,05 of Dangerous Area ... having detected that vehicle or pedestrian cross enters, control single node 02 and single node 05 and make " No entry " prompting to entering the vehicle of Dangerous Area, until the vehicle or the pedestrian that stagnate leave, stop early warning.
Information processing in described pre-warning and control method adopts MSP430 series monolithic with controlling platform, the chip CC2530 chip that the wireless communication unit of all the other nodes adopts ZigBee radio communication to combine with information processing.
On described each street-lamp node, for detection of the sensor unit of vehicle speed and pedestrian position, adopt microwave remote sensor to be combined with infrared sensor.
Described prior-warning device adopts LED display unit o'clock sharp, adopts a kind of or both combinations in audible alarm unit, traffic lights.
Described LED lighting device adopts Energy-Efficient Led Street Lamp.
Claims (6)
1. a pre-alarming safety device that improves Dangerous Area security performance, is characterized in that:
Combined by radio communication by multiple single node;
Single node comprises vehicle and pedestrian's sensing unit (10), light intensity sensing unit (20), wireless communication unit (30), wind-light complementary energy storage power supply unit (40), information processing and control platform (50), load switch (60), LED lighting device (70) and prior-warning device (80);
Its position and annexation are:
Vehicle is connected with control platform (50) with information processing respectively with pedestrian's sensing unit (10) and light intensity sensing unit (20);
Information processing is connected with LED lighting device (70) and prior-warning device (80) by load switch (60) respectively with control platform (50);
Wind-light complementary energy storage power supply unit (40) is to all other functional part power supplies;
Wireless communication unit (30) is connected with control platform (50) with information processing.
2. by pre-alarming safety device claimed in claim 1, it is characterized in that:
Described vehicle and pedestrian's sensing unit (10) comprise microwave remote sensor (11), infrared sensor (12) and the first AD converter (13);
Microwave remote sensor (11) is connected with the first AD converter (13) respectively with infrared sensor (12).
3. by pre-alarming safety device claimed in claim 1, it is characterized in that:
Described light intensity sensing unit (20) comprises front latter linked light sensor (21) and the 2nd AD converter (22).
4. by pre-alarming safety device claimed in claim 1, it is characterized in that:
Described wireless communication unit (30) comprises interconnective ZigBee wireless transceiver (31) and data processing chip (32).
5. by pre-alarming safety device claimed in claim 1, it is characterized in that:
Described wind-light complementary energy storage power supply unit (40) comprises the wind-solar hybrid generator (41), battery (42) and the voltage conversion circuit (43) that connect successively.
6. by pre-alarming safety device claimed in claim 1, it is characterized in that:
Described information processing adopts MSP430 series monolithic with control platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520998990.2U CN205264047U (en) | 2015-12-04 | 2015-12-04 | Improve early warning safety device of dangerous highway section security performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520998990.2U CN205264047U (en) | 2015-12-04 | 2015-12-04 | Improve early warning safety device of dangerous highway section security performance |
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| Publication Number | Publication Date |
|---|---|
| CN205264047U true CN205264047U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520998990.2U Expired - Fee Related CN205264047U (en) | 2015-12-04 | 2015-12-04 | Improve early warning safety device of dangerous highway section security performance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355088A (en) * | 2015-12-04 | 2016-02-24 | 中南民族大学 | Early warning safety coefficient improving safety performance of dangerous road, and control method thereof |
| CN106600980A (en) * | 2017-02-13 | 2017-04-26 | 广州市公路勘察设计有限公司 | Traffic flow detection system |
| CN110889977A (en) * | 2019-11-13 | 2020-03-17 | 安徽庐峰交通工程有限公司 | Intelligent pedestrian crossing early warning system |
-
2015
- 2015-12-04 CN CN201520998990.2U patent/CN205264047U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355088A (en) * | 2015-12-04 | 2016-02-24 | 中南民族大学 | Early warning safety coefficient improving safety performance of dangerous road, and control method thereof |
| CN105355088B (en) * | 2015-12-04 | 2018-02-02 | 中南民族大学 | Improve the early warning security system and its control method of Dangerous Area security performance |
| CN106600980A (en) * | 2017-02-13 | 2017-04-26 | 广州市公路勘察设计有限公司 | Traffic flow detection system |
| CN110889977A (en) * | 2019-11-13 | 2020-03-17 | 安徽庐峰交通工程有限公司 | Intelligent pedestrian crossing early warning system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20161204 |