CN106057099B - Road safety warning guiding system and method for haze weather - Google Patents

Road safety warning guiding system and method for haze weather Download PDF

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Publication number
CN106057099B
CN106057099B CN201610561244.6A CN201610561244A CN106057099B CN 106057099 B CN106057099 B CN 106057099B CN 201610561244 A CN201610561244 A CN 201610561244A CN 106057099 B CN106057099 B CN 106057099B
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controller
processor
light
haze
controllers
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CN106057099A (en
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阎莹
张迎
吕路
刘东旗
李庚平
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Changan University
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Changan University
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/20Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/20Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G09F2013/222Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Abstract

The invention belongs to the technical field of road traffic safety warning, and discloses a road safety warning guiding system for haze weather, which comprises warning light belts arranged along two sides of a road and a plurality of control boxes (8) arranged along the road at intervals; the warning light band is formed by connecting a plurality of warning light band sections (15), and a power bus and a data bus are respectively laid in each warning light band section (15); each warning light band section (15) is also internally provided with a vibration sensor (3), a controller (2) and a plurality of light indicating units (1); and a processor (7) is arranged in each control box (8), and a haze sensor (4) is arranged on each control box (8). The invention can effectively guide and remind the automobile driver in the foggy or haze weather, thereby reducing the occurrence of accidents.

Description

Road safety warning guiding system and method for haze weather
Technical Field
The invention belongs to the technical field of road traffic safety warning, and particularly relates to a road safety warning guiding system and method in haze weather.
Background
At present, a warning post and a warning board are mainly adopted on a highway to remind the advancing direction and road conditions of passing vehicles. The warning post is mainly made of a plastic material with a light reflecting function or a light reflecting film is coated on the outer surface of the post body, and the warning post can reflect light when irradiated by a vehicle lamp, so that the driving direction is guided.
Under normal weather conditions, the visible distance is about 50 meters, and the reflective warning post can play a certain guiding role in driving routes. However, in heavy fog, snowing and rainstorm weather conditions, the visible distance is greatly shortened, and the function of the warning post is greatly discounted. In recent years, car accidents often occur on multi-curve highways such as mountainous areas of Qinling mountains and the like, the main reason is that the mountains are foggy and are in white and in a vast area, the visibility is only a few meters, drivers cannot see the route guide on the warning post or the warning board clearly, even if the speed of the car is below 20 kilometers, the accidents often occur on some sudden-turn road sections, and the phenomena of car damage and people death are not rare. Meanwhile, in recent years, due to air pollution, particularly in northeast and north China, some large cities such as Beijing, Harbin and the like frequently show haze weather, people cannot see the face when the weather is severe, and severe accidents often occur on roads, particularly expressways.
Therefore, there is a high necessity for a traffic signal guidance device that can provide an effective warning function on the highways in the areas where fog or haze is likely to occur.
Disclosure of Invention
The invention aims to provide a road safety warning and guiding system and method in haze weather, which can effectively guide and remind drivers in heavy fog or haze weather and reduce accidents.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme.
The first technical scheme is as follows:
a haze weather highway safety warning and guiding system comprises warning light belts arranged along two sides of a highway and a plurality of control boxes arranged along the highway at intervals; the warning light band is formed by connecting a plurality of warning light band sections, and each control box controls a plurality of warning light band sections respectively; a power bus and a data bus are respectively laid in each warning light band section along the length direction; each warning light band section is also internally provided with a vibration sensor, a controller and a plurality of light indicating units; a processor and a wireless communication module are respectively arranged in each control box, and a haze sensor is respectively arranged on each control box;
the haze signal output end of each haze sensor is electrically connected with the haze signal input end of the processor in the control box; each processor is wirelessly connected with the controllers in the plurality of warning light band sections in the control range of the processor through a wireless communication module, and every two adjacent processors are wirelessly connected through the wireless communication module; the vibration signal input end of each controller is electrically connected with the vibration signal output end of the vibration sensor in the warning light band section, the light signal control end of each controller is respectively and electrically connected with the light signal input ends of the plurality of light indicating units in the warning light band section through the data bus in the warning light band section, and the power supply end of each light indicating unit is respectively and electrically connected with the power supply bus in the warning light band section; the processing range of each processor at least comprises one controller, and the control range of each controller at least comprises one light indicating unit;
the haze sensor is used for collecting haze concentration in air and sending a haze concentration signal to the processor;
the vibration sensor is used for collecting a vibration signal of vibration generated on a road surface when a vehicle passes by and sending the vibration signal to the controller in the warning light band section;
the controller is used for sending light signal indication to each light indication unit in the warning light band section, wherein the indication comprises on or off, and sending the received vibration signal to the processor;
the processor is used for receiving the haze concentration signal sent by the haze sensor and the vibration signal sent by the controller and judging whether the haze concentration exceeds a set value or not;
if the haze concentration exceeds a set value, the processor sends a closed optical signal indication to the controller sending the vibration signal and all controllers in a preset range in front of the controller, and each controller receiving the closed optical signal indication controls all optical indication units in the control range to emit light respectively; the front of the controller refers to the direction along which the controller sending the vibration signal runs;
if the controller in the front preset range is not in the control range of the processor, the processor sends a closed optical signal indication to the processor in the control range to which the controller belongs through the wireless communication module, and the processor receiving the closed optical signal indication sends a closed optical signal indication to all the controllers in the control range;
if the processor receives two vibration signals respectively transmitted by the same controller in a range less than a preset time interval, the processor sends a closed flashing light signal indication to the controller which sends the two vibration signals and all controllers in a preset distance in front of the controller;
if a plurality of controllers in all controllers within a preset distance in front of the controller sending the twice vibration signals are not in the processing range of the processor in the control range to which the controller sending the twice vibration signals belongs, the processor in the control range to which the controller sending the twice vibration signals belongs sends a closed flashing light signal indication to the processor corresponding to each controller in the plurality of controllers respectively, and the processors corresponding to the plurality of controllers send closed flashing light signal indications to the plurality of controllers;
when the vehicle is driven to the control range of the next controller, the processor sends the disconnection light signal indication to the previous controller.
Preferably, a solar panel is arranged at the top of the control box, and an energy storage device is further arranged in the control box; the power supply end of the processor is electrically connected with the output end of the energy storage device, and the input end of the energy storage device is electrically connected with the output end of the solar cell panel.
Preferably, each warning light band section contains the groove seat of a U-shaped respectively, be equipped with the capping on the groove seat, evenly be equipped with a plurality of display areas that are convenient for light to see through on the capping, the below correspondence of every display area is provided with one light indication unit.
Preferably, each light indicating unit comprises a box body, and a light-emitting circuit board is arranged in each box body; the light emitting circuit board is configured to include: at least one monochromatic light LED diode and at least one bichromatic light LED diode; the upper cover of the box body is made of tempered glass or impact-resistant materials with light transmission characteristics.
Preferably, at least two or more bicolor LED diodes can be arranged on the light emitting circuit board.
Preferably, elastic buffering parts are arranged at the bottoms of the two sides of the groove seat.
Preferably, the preset range is 100-200 meters, and the preset distance is 100 meters.
The second technical scheme is as follows:
a road safety warning and guiding method for haze weather is based on a road safety warning and guiding system for haze weather and comprises warning light belts arranged along two sides of a road and N control boxes arranged along the road at intervals, wherein the N control boxes are sequentially numbered as 1, … and N along the driving direction of a vehicle; the warning light band is formed by connecting C warning light band sections, and the C warning light band sections are sequentially numbered as 1,. Each control box respectively controls D warning light band sections, and a vibration sensor, a controller and M light indicating units are respectively arranged in each warning light band section; a processor and a wireless communication module are respectively arranged in each control box, and a haze sensor is respectively arranged on each control box; the processing range of each processor at least comprises one controller, and the control range of each controller at least comprises one light indicating unit; the method is characterized by comprising the following steps:
step 1: respectively setting a haze concentration threshold value and a vibration signal intensity threshold value in an ith processor, wherein the ith processor is a processor arranged in an ith control box, and i is 1, 2, … and N;
step 2: the ith haze sensor acquires haze concentration in the air and sends a haze concentration signal to the ith processor, and the ith processor judges whether the haze concentration in the air exceeds a standard according to a haze concentration threshold value; the ith haze sensor is a processor arranged in an ith control box, and i is 1, 2, … and N;
if the haze concentration exceeds a haze concentration threshold value set in the ith processor, the road section is positioned in a haze cage;
and step 3: the method comprises the following steps that a d-th vibration sensor collects vibration signals generated by a road surface when a vehicle passes through the road surface, the strength of the vibration signals is sent to a d-th controller, the d-th controller sends the strength of the received vibration signals to an i-th processor, and the i-th processor judges whether the vehicle passes through the road surface according to a set threshold value of the strength of the vibration signals; the d vibration sensor and the d controller belong to the same warning light band section, and the d controller belongs to the processing range of the i processor;
if the intensity of the vibration signal received by the ith processor exceeds the intensity threshold of the vibration signal set in the ith processor, judging that a vehicle passes through;
and 4, step 4: if the haze concentration acquired by the ith haze sensor exceeds a haze concentration threshold value set in the ith processor, and meanwhile, the intensity of a vibration signal acquired by the d-th vibration sensor also exceeds a vibration signal intensity threshold value set in the ith processor, the ith processor sends a closing optical signal to indicate to the d-th controller and all controllers in a preset range in front of the d-th controller; the front of the d controller refers to the direction of the d controller along the running direction of the vehicle;
and 5: receiving closed light signal indication by the d controller and all controllers in a preset range in front of the d controller, and controlling the d controller and all light indication units in control ranges of all controllers in the preset range in front of the d controller to emit bright light;
step 6: when the vehicle runs to the control range of the next controller, the ith processor sends an off-light signal indication to the kth controller.
Preferably, if the ith processor sends a closed optical signal indication to the nth controller and all controllers in a preset range in front of the nth controller in the step 4, the method specifically includes:
if a plurality of controllers in all controllers in a preset range in front of the ith controller are not in the processing range of the ith processor, the ith processor sends a closed optical signal indication to the processor corresponding to each controller in the plurality of controllers through the wireless communication module, and the processors corresponding to the plurality of controllers send closed optical signal indications to the plurality of controllers.
Preferably, the haze weather highway safety warning and guiding method further comprises the following steps:
if the ith processor receives two vibration signals respectively transmitted by the d-th controller within a preset time interval range, the ith processor transmits a closed flashing light signal to indicate the d-th controller and all controllers within a preset range in front of the d-th controller;
if a plurality of controllers in all the controllers in the preset range in front of the d-th controller are not in the processing range of the i-th processor, the i-th processor sends closed flashing light signal indications to the processor corresponding to each controller in the plurality of controllers through the wireless communication module, and the processors corresponding to the plurality of controllers send closed flashing light signal indications to the plurality of controllers.
The road safety warning and guiding system has the advantages that the road safety warning and guiding system for the haze weather is composed of the warning light band section, the haze sensor, the vibration sensor, the solar cell panel and the like, so that automobile drivers can be effectively guided and reminded in the foggy or haze weather, and accidents are reduced.
Drawings
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a block diagram of a haze weather highway safety warning guidance system according to the present invention;
FIG. 2 is a schematic diagram of the control box of FIG. 1;
FIG. 3 is a schematic structural diagram of a warning light band segment 15 according to the present invention;
FIG. 4 is an exploded perspective partial enlarged view of FIG. 3;
FIG. 5 is a partial schematic view of FIG. 3;
FIG. 6 is a schematic view of the connector of FIG. 5;
fig. 7 is a schematic diagram of the energy storage device of fig. 1.
In the figure, 1, a light indicating unit, 101, a box body, 102, a light-emitting circuit board, 103 and an upper cover; 2. a controller; 3. a vibration sensor; 4. a haze sensor; 5. a solar panel; 6. an energy storage device; 7. a processor; 8. a control box; 9. a column; 10. a farad capacitor bank; 11. a slot seat; 12. a slot cover 121, a display area; 13. a connector; 131. a first connector 132, a second connector 133 and a connecting line; 14. a buffer member; 15. a warning light band segment.
Detailed Description
Referring to fig. 1 and 2, the haze weather highway safety warning and guiding system comprises warning light belts arranged along two sides of a highway and a plurality of control boxes 8 arranged along the highway at intervals; the warning light area is formed by connecting a plurality of warning light area sections 15, and control box 8 sets up on stand 9 on public roadside, and the top of every control box 8 is equipped with solar cell panel 5 respectively, is equipped with treater 7, energy memory 6, wireless communication module in every control box 8 respectively, still is equipped with haze sensor 4 on every control box 8 respectively.
Referring to fig. 3, each warning light band segment 15 includes a U-shaped slot seat 11 and a plurality of light indicating units 1 disposed in the slot seat 11, and the number of the light indicating units 1 is at least more than one.
A groove cover 12 is arranged on the groove seat 11, a plurality of display areas 121 convenient for light to penetrate out are uniformly arranged on the groove cover 12, the display areas 121 can be through holes which are communicated up and down, and a light indicating unit 1 is correspondingly arranged below each display area 121; a power bus and a data bus are laid in the slot seat 11 along the length direction, and each light indication unit 1 is electrically connected with the power bus respectively;
a vibration sensor 3 and a controller 2 (shown in fig. 4) are also arranged in the groove seat 11, a vibration signal output end of the vibration sensor 3 is electrically connected with a vibration signal input end of the controller 2, and a light-emitting signal output end of the controller 2 is respectively connected with control ends of the plurality of light indicating units 1 through a data bus; elastic buffer parts 14 are arranged at the bottoms of the two sides of the groove seat 11.
The connection mode of the groove seat 11 and the groove cover 12 is as follows: the groove cover 12 is in an inverted U-shaped groove, concave points or convex points are respectively arranged on two inner side surfaces of the groove seat 11, convex points or concave points are respectively arranged on two outer side surfaces of the groove cover 12, and the concave points and the convex points are mutually clamped; or the two outer side surfaces of the slot seat 11 are provided with convex points or concave points, the two inner side surfaces of the slot cover 12 are provided with concave points or convex points, and the concave points and the convex points are mutually clamped.
The overall structure of each light indication unit 1 is respectively ultra-thin, and each light indication unit 1 comprises a box body 101; each box body 101 is internally provided with a light-emitting circuit board 102, and each light-emitting circuit board 102 is electrically connected with a power bus; the light emitting circuit board 102 is provided with at least one LED diode of monochromatic light and at least one LED diode of bicolor light; at least two bicolor LED diodes can also be adopted on the light-emitting circuit board 102; the LED diodes in the light-emitting circuit board 102 adopt red light or yellow light with better penetrating power in haze; every two adjacent boxes 101 are connected by a connecting line 133, and the upper cover 103 of the box 101 is made of tempered glass or other impact-resistant materials with light-transmitting characteristics.
Because the power end of each light indicating unit 1 is connected with the power bus, and the control end of each light indicating unit 1 is also connected with the output end of the controller 2 through the data bus, each light indicating unit 1 can act independently, and if any light indicating unit 1 in the warning light band section 15 fails, the normal operation of other light indicating units 1 cannot be influenced.
The size of the LED indicator lamp in the prior art is very thick, and when the LED indicator lamp is installed, the LED indicator lamp can be installed only by grooving the road surface or the guardrail. The LED diode in each light indicating unit 1 of the present invention is mounted on the light emitting circuit Board 102 by using an SMD LED (surface mounted light emitting diode) or a Chip on Board (bonded adhesive) package, and each light indicating unit 1 is designed in an ultra-thin type, and the total height thereof does not exceed 5mm, preferably 3-4 mm. Therefore, when being installed, the warning light band section 15 can be directly installed on the road surface or on both sides of the road without affecting the running of the vehicle.
Referring to fig. 5 and 6, according to the length of the road surface on which the warning light band segments 15 are laid, every two warning light band segments 15 can be connected by the connector 13, the connector 13 is a waterproof and fireproof connector with double joints, the first joint 131 and the second joint 132 of the connector 13 are connected by the connecting wire 133, and the connecting wire 133 is made of fireproof and waterproof materials, has excellent bending or torsion properties, and can be arbitrarily changed according to the requirements of field installation angles and configurations.
In the above components, the haze signal output terminal of each haze sensor 4 is electrically connected to the haze signal input terminal of the processor 7 in the control box 8; each processor 7 and each controller 2 are respectively provided with a wireless communication module, each processor 7 is respectively in wireless connection with the controllers 2 in a plurality of warning light band sections 15 in the governed area through the wireless communication module, and every two adjacent processors 7 are in wireless connection through the wireless communication modules; the vibration signal input end of each controller 2 is electrically connected with the vibration signal output end of the vibration sensor 3 in the corresponding warning light band section 15, and the light signal control end of each controller 2 is electrically connected with the light signal input ends of the light indication units 1 in the corresponding warning light band section 15 through a data bus in the corresponding warning light band section 15; the power supply end of the processor 7 is electrically connected with the output end of the energy storage device 6, and the input end of the energy storage device 6 is electrically connected with the output end of the solar cell panel 5.
Wherein, haze sensor 4 is arranged in gathering the haze concentration in the air to send the haze concentration signal for treater 7.
And the vibration sensor 3 is used for collecting vibration information of vibration generated on a road surface when a vehicle passes through and sending the vibration information to the controller 2 in the warning light band section 15.
And the solar cell panel 5 is used for converting solar energy into electric energy.
And the energy storage device 6 is used for storing the electric energy converted by the solar cell panel 5 and providing power for the processor 7 and the warning light band section 15 in the control range of the processor.
Referring to fig. 7, the structure of the energy storage device 6 includes: farad capacitor group 10, zener diode D3, D4, solar cell panel 5 charges farad capacitor group 10 through a diode D2, farad capacitor group 10 charges electrolytic capacitor C3 through a current-limiting resistor R2, this electrolytic capacitor C3 releases pulse current to controller 2 through an oscillating circuit, controller 2 carries out charge-discharge operation according to the signal of haze sensor 4 and the signal of treater 7.
And the controller 2 is used for sending light signal indications including closing or opening to each light indication unit 1 in the warning light band section 15 and sending the received vibration signals to the processor 7. Each controller 2 includes a control unit and a voltage detection unit, respectively. In consideration of the long-term haze or rainy weather, the electric energy in the energy storage device 6 may be insufficient. Therefore, when the warning light band works, firstly, the control unit sends a signal to the voltage detection unit, the voltage detection unit detects the voltage of the energy storage device 6, if the detection result is normal, the control unit sends a power supply signal to the energy storage device 6, and the energy storage device 6 supplies power to the warning light band section 15; if the detection result is abnormal, the control unit sends a power supply signal to the power supply control end along the highway, and the electric wire along the highway supplies power to the warning light band section 15.
And the processor 7 is used for receiving the haze concentration signal sent by the haze sensor 4 and the vibration signal sent by the controller 2, and judging whether the haze concentration exceeds a set value or not to control whether the light indication unit 1 in the control range flickers or not.
If the haze concentration exceeds the set haze concentration threshold, the processor 7 sends a closed light signal to indicate to the controller 2 sending the vibration signal and all the controllers 2 in front of the controller 2 within 100-200 meters, and the controllers 2 respectively control the light indication units 1 in the range to send out bright light.
If the processor receives two times of vibration signals respectively transmitted by the same controller 2 within a range of less than a preset time interval at 7, the processor 7 sends a closed flashing light signal indication to the controller 2 which sends the two times of vibration signals and all the controllers 2 within 100 meters in front of the controller 2; these controllers 2 control the light indicating units 1 within their ranges to blink, respectively.
The warning light band can be arranged on two sides of a road, can be arranged in the middle of a coming lane and a going lane, and can also be directly arranged on the road surface and the guardrails on the outer edge of the road. More preferably, the road guardrail can be arranged on the road surface of the outer edge of the road and in the middle of the coming and going lanes at the same time, or arranged on the guardrails on the two sides of the road and in the middle of the coming and going lanes at the same time. Therefore, in the heavy fog weather, the vehicle driver can master the road boundary at any time through the guidance of the warning light band, the vehicle is unlikely to leave the road, the driving safety can be ensured, the vehicle can maintain a certain speed, and the residence time in the fog area is reduced.
A haze weather highway safety warning and guiding method is based on a haze weather highway safety warning and guiding system and comprises warning light belts arranged along two sides of a highway and N control boxes arranged along the highway at intervals, wherein the N control boxes are sequentially numbered as 1, … and N along the driving direction of a vehicle; the warning light band is formed by connecting C warning light band sections, and the C warning light band sections are sequentially numbered as 1. Each control box respectively controls D warning light band sections, and a vibration sensor, a controller and M light indicating units are respectively arranged in each warning light band section; a processor and a wireless communication module are respectively arranged in each control box, and a haze sensor is respectively arranged on each control box; the processing range of each processor at least comprises one controller, and the control range of each controller at least comprises one light indicating unit; the method is characterized by comprising the following steps:
step 1: respectively setting a haze concentration threshold value and a vibration signal intensity threshold value in an ith processor, wherein the ith processor is a processor arranged in an ith control box, and i is 1, 2, … and N;
step 2: the ith haze sensor acquires haze concentration in the air and sends a haze concentration signal to the ith processor, and the ith processor judges whether the haze concentration in the air exceeds a standard according to a haze concentration threshold value; the ith haze sensor is a processor arranged in an ith control box, and i is 1, 2, …, N;
if the haze concentration exceeds a haze concentration threshold value set in the ith processor, the road section is positioned in a haze cage;
and step 3: the method comprises the following steps that a d-th vibration sensor collects vibration signals generated by a road surface when a vehicle passes through the road surface, the strength of the vibration signals is sent to a d-th controller, the d-th controller sends the strength of the received vibration signals to an i-th processor, and the i-th processor judges whether the vehicle passes through the road surface according to a set threshold value of the strength of the vibration signals; the d vibration sensor and the d controller belong to the same warning light band section, and the d controller belongs to the processing range of the i processor;
if the intensity of the vibration signal received by the ith processor exceeds the intensity threshold of the vibration signal set in the ith processor, judging that a vehicle passes through;
and 4, step 4: if the haze concentration acquired by the ith haze sensor exceeds a haze concentration threshold value set in the ith processor, and meanwhile, the intensity of a vibration signal acquired by the d-th vibration sensor also exceeds a vibration signal intensity threshold value set in the ith processor, the ith processor sends a closed optical signal to indicate to the d-th controller and all controllers in a preset range in front of the d-th controller; the front of the d controller refers to the direction in which the d controller runs along the vehicle;
and 5: receiving closed light signal indication by the d controller and all controllers in a preset range in front of the d controller, and controlling the d controller and all light indication units in control ranges of all controllers in the preset range in front of the d controller to emit bright light;
step 6: when the vehicle runs to the control range of the next controller, the ith processor sends an off-light signal indication to the kth controller.
If the ith processor sends a closed optical signal indication to the nth controller and all controllers in the preset range in front of the nth controller in the step 4, the method specifically includes:
if a plurality of controllers in all controllers in a preset range in front of the ith controller are not in the processing range of the ith processor, the ith processor sends a closed optical signal indication to the processor corresponding to each controller in the plurality of controllers through the wireless communication module, and the processors corresponding to the plurality of controllers send closed optical signal indications to the plurality of controllers.
The haze weather highway safety warning and guiding method further comprises the following steps:
if the ith processor receives two vibration signals respectively transmitted by the d-th controller within a preset time interval range, the ith processor transmits a closed flashing light signal to indicate the d-th controller and all controllers within a preset range in front of the d-th controller;
if a plurality of controllers in all the controllers in the preset range in front of the d-th controller are not in the processing range of the i-th processor, the i-th processor sends closed flashing light signal indications to the processor corresponding to each controller in the plurality of controllers through the wireless communication module, and the processors corresponding to the plurality of controllers send closed flashing light signal indications to the plurality of controllers.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (8)

1. The utility model provides a haze weather highway safety warning guide system which characterized in that: comprises warning light belts arranged along two sides of a highway and a plurality of control boxes (8) arranged along the highway at intervals; the warning light band is formed by connecting a plurality of warning light band sections (15), and each control box (8) controls a plurality of warning light band sections (15) respectively; a power bus and a data bus are respectively paved in each warning light band section (15) along the length direction; each warning light band section (15) is also internally provided with a vibration sensor (3), a controller (2) and a plurality of light indicating units (1); a processor (7) and a wireless communication module are respectively arranged in each control box (8), and a haze sensor (4) is respectively arranged on each control box (8);
the haze signal output end of each haze sensor (4) is electrically connected with the corresponding haze signal input end of the processor (7) in the control box (8); each processor (7) is wirelessly connected with the controllers (2) in the plurality of warning light band sections (15) in the control range of the processor through a wireless communication module, and every two adjacent processors (7) are wirelessly connected through the wireless communication module; the vibration signal input end of each controller (2) is electrically connected with the vibration signal output end of a vibration sensor (3) in the corresponding warning light band section (15), the light signal control end of each controller (2) is electrically connected with the light signal input ends of a plurality of light indicating units (1) in the corresponding warning light band section (15) through a data bus in the corresponding warning light band section (15), and the power supply end of each light indicating unit (1) is electrically connected with a power bus in the corresponding warning light band section (15); the processing range of each processor (7) at least comprises one controller (2), and the control range of each controller (2) at least comprises one light indicating unit (1);
the haze sensor (4) is used for collecting haze concentration in air and sending a haze concentration signal to the processor (7);
the vibration sensor (3) is used for collecting a vibration signal of vibration generated on a road surface when a vehicle passes by and sending the vibration signal to the controller (2) in the warning light band section (15);
the controller (2) is used for sending light signal indication to each light indication unit (1) in the warning light band section (15) and sending the received vibration signal to the processor (7);
the processor (7) is used for receiving the haze concentration signal sent by the haze sensor (4) and the vibration signal sent by the controller (2), and judging whether the haze concentration exceeds a set value or not;
if the haze concentration exceeds a set value, the processor (7) sends a closed light signal indication to the controller (2) sending the vibration signal and all controllers (2) in a preset range in front of the controller (2), and each controller (2) receiving the closed light signal indication respectively controls all light indication units (1) in the control range to send out light; the front of the controller (2) refers to the direction along which the controller (2) sending the vibration signal runs;
if the controller (2) in the front preset range is not in the control range of the processor (7), the processor (7) sends a closing light signal indication to the processor (7) in the control range to which the controller (2) belongs through the wireless communication module, and the processor (7) receiving the closing light signal indication sends a closing light signal indication to all the controllers (2) in the control ranges;
if the processor (7) receives two times of vibration signals respectively transmitted by the same controller (2) within a range less than a preset time interval, the processor (7) sends a closed flashing light signal indication to the controller (2) which sends the two times of vibration signals and all controllers (2) within a preset distance in front of the controller (2);
if a plurality of controllers (2) in all controllers (2) within a preset distance in front of the controller (2) sending the twice vibration signals are not in the processing range of a processor (7) in the control range to which the controller (2) sending the twice vibration signals belongs, the processor (7) in the control range to which the controller (2) sending the twice vibration signals belongs sends closed flashing light signal indications to the processor (7) corresponding to each controller (2) in the plurality of controllers (2) respectively, and the processor (7) corresponding to the plurality of controllers (2) sends closed flashing light signal indications to the plurality of controllers (2);
when the vehicle runs into the control range of the next controller (2), the processor (7) sends a disconnection light signal indication to the previous controller (2);
each warning light band section (15) comprises a U-shaped groove seat (11), a groove cover (12) is arranged on each groove seat (11), a plurality of display areas (121) convenient for light to penetrate out are uniformly arranged on each groove cover (12), and one light indication unit (1) is correspondingly arranged below each display area (121);
each light indicating unit (1) comprises a box body (101), and a light-emitting circuit board (102) is arranged in each box body (101); the light emitting circuit board (102) is configured to include: at least one monochromatic light LED diode and at least one bichromatic light LED diode; the upper cover (103) of the box body (101) is made of tempered glass or impact-resistant material with light transmission property.
2. The haze weather highway safety warning guidance system of claim 1, characterized in that: a solar cell panel (5) is arranged at the top of the control box (8), and an energy storage device (6) is also arranged in the control box (8); the power supply end of the processor (7) is electrically connected with the output end of the energy storage device (6), and the input end of the energy storage device (6) is electrically connected with the output end of the solar cell panel (5).
3. The haze weather highway safety warning and directing system of claim 1, characterized in that: the light-emitting circuit board (102) can also be provided with at least more than two bicolor light LED diodes.
4. The haze weather highway safety warning guidance system of claim 1, characterized in that: elastic buffer parts (14) are arranged at the bottoms of the two sides of the groove seat (11).
5. The haze weather highway safety warning guidance system of claim 1, characterized in that: the preset range is 100-200 meters, and the preset distance is 100 meters.
6. A haze weather highway safety warning and guiding method is based on the haze weather highway safety warning and guiding system of claim 1 and comprises warning light belts arranged along two sides of a highway and N control boxes arranged along the highway at intervals, wherein the N control boxes are sequentially numbered as 1, … and N along the driving direction of a vehicle; the warning light band is formed by connecting C warning light band sections, and the C warning light band sections are sequentially numbered as 1, … and C; each control box respectively controls D warning light band sections, and a vibration sensor, a controller and M light indicating units are respectively arranged in each warning light band section; a processor and a wireless communication module are respectively arranged in each control box, and a haze sensor is respectively arranged on each control box; the processing range of each processor at least comprises one controller, and the control range of each controller at least comprises one light indicating unit; the method is characterized by comprising the following steps:
step 1: respectively setting a haze concentration threshold value and a vibration signal intensity threshold value in an ith processor, wherein the ith processor is a processor arranged in an ith control box, and i is 1, 2, … and N;
step 2: the ith haze sensor acquires haze concentration in the air and sends a haze concentration signal to the ith processor, and the ith processor judges whether the haze concentration in the air exceeds a standard according to a haze concentration threshold value; the ith haze sensor is a processor arranged in an ith control box, and i is 1, 2, … and N;
if the haze concentration exceeds a haze concentration threshold value set in the ith processor, the road section is positioned in a haze cage;
and 3, step 3: the method comprises the following steps that a d-th vibration sensor collects vibration signals generated by a road surface when a vehicle passes through the road surface, the strength of the vibration signals is sent to a d-th controller, the d-th controller sends the strength of the received vibration signals to an i-th processor, and the i-th processor judges whether the vehicle passes through the road surface according to a set threshold value of the strength of the vibration signals; the d-th vibration sensor and the d-th controller belong to the same warning light band segment, and the d-th controller belongs to the processing range of the i-th processor;
if the intensity of the vibration signal received by the ith processor exceeds the intensity threshold of the vibration signal set in the ith processor, judging that a vehicle passes through;
and 4, step 4: if the haze concentration acquired by the ith haze sensor exceeds a haze concentration threshold value set in the ith processor, and meanwhile, the intensity of a vibration signal acquired by the d-th vibration sensor also exceeds a vibration signal intensity threshold value set in the ith processor, the ith processor sends a closed optical signal to indicate to the d-th controller and all controllers in a preset range in front of the d-th controller; the front of the d controller refers to the direction in which the d controller runs along the vehicle;
and 5: receiving closed light signal indication by the d controller and all controllers in a preset range in front of the d controller, and controlling the d controller and all light indication units in control ranges of all controllers in the preset range in front of the d controller to emit bright light;
and 6: when the vehicle runs to the control range of the next controller, the ith processor sends an off-light signal indication to the kth controller.
7. The haze weather highway safety warning and guiding method according to claim 6, characterized in that: if the ith processor sends a closed optical signal indication to the nth controller and all controllers in a preset range in front of the nth controller in the step 4, the method specifically includes:
if a plurality of controllers in all controllers in a preset range in front of the d-th controller are not in the processing range of the i-th processor, the i-th processor sends closed optical signal indications to the processors corresponding to the controllers through the wireless communication module, and the processors corresponding to the controllers send closed optical signal indications to the controllers.
8. The haze weather highway safety warning and guiding method according to claim 6, characterized in that: the haze weather highway safety warning and guiding method further comprises the following steps:
if the ith processor receives two vibration signals respectively transmitted by the d-th controller within a range less than the preset time interval, the ith processor transmits a closed flashing light signal to indicate the d-th controller and all controllers in a preset distance in front of the d-th controller;
if a plurality of controllers in all controllers within a preset distance in front of the d-th controller are not in the processing range of the i-th processor, the i-th processor sends closed flashing light signal indications to the processor corresponding to each controller in the plurality of controllers through the wireless communication module, and the processors corresponding to the plurality of controllers send closed flashing light signal indications to the plurality of controllers.
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