CN114566044A - Road and bridge passing control system and method - Google Patents
Road and bridge passing control system and method Download PDFInfo
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- CN114566044A CN114566044A CN202210153742.2A CN202210153742A CN114566044A CN 114566044 A CN114566044 A CN 114566044A CN 202210153742 A CN202210153742 A CN 202210153742A CN 114566044 A CN114566044 A CN 114566044A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
Abstract
The application relates to a road and bridge passing control system and method, which comprises the following steps: a monitoring device and a pass switch device; the monitoring device is connected with the pass switch device; the monitoring device is used for monitoring the water level of a target road section and a moving target, and sending a forbidding instruction to the pass switch device when the water level of the target road section exceeds an alert water level and the moving target enters a preset range; the pass switch device is used for starting an interception function according to the forbidding instruction sent by the monitoring device. This application has the beneficial effect of vehicle and pedestrian's danger when reducing lower bridge area ponding.
Description
Technical Field
The application relates to the field of traffic control, in particular to a road and bridge passing control system and method.
Background
Roads or overpasses are often used in the travel. On overpasses, however, it is often possible to see some areas of concave shape, which are the lower bridge areas.
In recent years, rainstorm weather occurs occasionally, particularly, accumulated water is easy to generate in the lower bridge area, and once the accumulated water exceeds the safe depth, the risk is brought to vehicles and pedestrians passing through the lower bridge area. The prior art fails to provide a good solution to how to effectively reduce the risk of vehicles and pedestrians when water is accumulated in the underbridge area.
Disclosure of Invention
The application provides a road and bridge passing control system and method, which reduce the danger of vehicles and pedestrians when water is accumulated in a lower bridge area and are beneficial to ensuring the safety of passing pedestrians and vehicles.
In order to achieve the purpose, the following technical scheme is adopted in the application:
in a first aspect, the present application provides a road and bridge passage control system, including: a monitoring device and a pass switch device;
the monitoring device is connected with the pass switch device;
the monitoring device is used for monitoring the water level of a target road section and a moving target, and sending a forbidding instruction to the pass switch device when the water level of the target road section exceeds an alert water level and the moving target enters a preset range;
the pass switch device is used for starting an interception function according to the forbidding instruction sent by the monitoring device.
By adopting the technical scheme, the monitoring device makes a judgment according to a monitoring result by monitoring the water level of the road and bridge target road section and the moving target, and sends out an instruction according to the judgment so as to enable the passing switch device to start the intercepting function of the moving target.
Optionally, the pass switch device includes: a light wall generating device;
the optical wall generating device is connected with the monitoring device;
and the light wall generating device is used for emitting light beams to form a light wall when receiving the forbidding instruction.
By adopting the technical scheme, the pass switch adopts the light wall generator, and when the prohibition instruction is received, the light wall generator emits a light beam to generate the light wall. The system can effectively prompt that accumulated water appears in front of the moving target when the accumulated water exceeds the warning water level, and soft interception is carried out, so that the safety of the moving target is guaranteed.
Optionally, the pass switch device includes: a car arrester;
the car arrester is connected with the monitoring device;
and the car arrester is used for entering a working state to start an intercepting function when receiving the forbidding instruction.
By adopting the technical scheme, the passing switch adopts the car arrester, and when the forbidden instruction is received, the car arrester enters a working state and starts an intercepting function. When the accumulated water exceeds the warning water level, the system can effectively intercept the moving target, and the safety of the moving target is guaranteed.
Optionally, the monitoring device includes: the system comprises a water level monitoring device, a moving target monitoring device and a control chip;
the control chip is respectively connected with the water level monitoring device and the moving target monitoring device;
the water level monitoring device is used for monitoring the water level information of the target road section and sending the monitored water level information to the control chip;
the moving target monitoring device is used for monitoring whether the moving target exists in the preset range or not, generating a moving target monitoring result and sending the moving target monitoring result to a control chip;
the control chip is used for receiving the water level information and the moving target monitoring result, comparing the water level information with a warning water level, and sending a forbidding instruction to the pass switch device if the water level of the target road section is determined to exceed the warning water level and the moving target enters a preset range.
By adopting the technical scheme, the water level monitoring device monitors the water level of the target road section and sends the monitored water level information to the control chip. The moving target monitoring device monitors whether a moving target exists in a preset range, generates a moving target monitoring result and sends the moving target monitoring result to the control chip. The control chip judges the water level information, and sends a no-go instruction to the pass switch device if the water level of the target road section is judged to exceed the warning water level and a moving target exists in a preset range. Monitoring devices monitors the water level respectively through water level monitoring devices and moving target monitoring devices and whether there is a moving target in presetting the within range, is favorable to making more accurate judgement, when having the moving target in presetting the within range, just opens the interception function and also is favorable to the system to save electric power resource.
Optionally, the water level monitoring device includes: a water level sensor;
the water level sensor is connected with the control chip;
the water level sensor is used for monitoring the water level of the target road section, generating the water level information and sending the generated water level information to the control chip.
By adopting the technical scheme, the water level monitoring device adopts the water level sensor, the water level sensor monitors the water level of the target road section, generates water level information and sends the generated water level information to the control chip. The water level sensor can accurately acquire water level changes and generate water level information, more accurate water depth judgment of the system is facilitated, and system monitoring accuracy is improved.
Optionally, the moving target monitoring apparatus includes: a thermal imager;
the thermal imager is connected with the control chip;
the thermal imager is used for acquiring thermal imaging image information of a target road section, determining whether the moving target exists in a preset range according to the thermal imaging image information, generating a moving target monitoring result and sending the monitoring result to the control chip.
By adopting the technical scheme, the moving target monitoring device adopts the thermal imager, the thermal imager acquires thermal imaging image information of the moving target in the target road section so as to determine whether the moving target exists in the preset range, generate a moving target monitoring result, and send the monitoring result to the control chip. Under the scene of a road, the moving objects monitored by the thermal imager are pedestrians, vehicles, trees and the like with high probability. Trees radiate far less infrared than pedestrians or vehicles that radiate much more infrared. Therefore, the thermal imager is adopted, so that the moving target can be acquired more prominently, and the accuracy of the system is improved.
Optionally, the monitoring device includes: the device comprises an image acquisition device, an image processing device and a control chip;
the image acquisition device is connected with the image processing device, and the image processing device is connected with the control chip;
the image acquisition device is used for acquiring the image information of the target road section and sending the acquired image information to the image processing device;
the image processing device is used for processing the received image information to determine the water level information of the target road section, determining whether the moving target exists in the preset range or not, generating a moving target monitoring result, and sending the water level information and the moving target monitoring result to the control chip;
the control chip is used for receiving the water level information and the moving target monitoring result, comparing the water level information with a warning water level, and sending a forbidding instruction to the pass switch device if the water level of the target road section is determined to exceed the warning water level and the moving target enters a preset range.
By adopting the technical scheme, only one image acquisition device is adopted, two kinds of monitoring information of the water level of the target road section and the moving target can be acquired, and the image acquisition device and the image processing device are simple in arrangement and convenient for later maintenance. The stability of the system is improved.
Optionally, the monitoring device is further configured to send alarm information to a management device when it is monitored that the water level of the target road segment exceeds a warning water level and the moving target enters an alarm range.
By adopting the technical scheme, the monitoring device sends alarm information to the management equipment when monitoring that the water level of the target road section exceeds the warning water level and the moving target enters the alarm range. When a dangerous case occurs, the monitoring device sends alarm information to the management equipment of the traffic management department, and the management equipment can prompt rescue workers to go to rescue after receiving the alarm information. The rescue speed of the rescuers is improved, and the loss of the moving target is reduced.
Optionally, the road and bridge passage control system further includes: a prompting device;
the prompting device is connected with the monitoring device;
the monitoring device is also used for sending a forbidding prompting instruction to the prompting device when the water level of the target road section is monitored to exceed the warning water level and the moving target enters a preset range;
the prompting device is used for sending out forbidden prompting information to the moving target according to the forbidden prompting instruction sent by the monitoring device;
the monitoring device is also used for sending a cautious prompting instruction to the prompting device when the water level of the target road section is monitored not to exceed the warning water level and the moving target enters a preset range;
the prompting device is further used for sending cautious prompting information to the moving target according to the cautious prompting instruction sent by the monitoring device.
By adopting the technical scheme, the prompting device can send the forbidding prompting instruction to the prompting device when the water level of the target road section exceeds the warning water level and the moving target enters the preset range. And the prompting device sends out forbidden prompt information to the moving target according to the forbidden prompt instruction sent by the monitoring device. The monitoring device can also send cautious prompting instructions to the prompting device when the water level of the target road section is monitored not to exceed the warning water level and the moving target enters a preset range. The prompting device is further used for sending cautious prompting information to the moving target according to the cautious prompting instruction sent by the monitoring device. According to whether the target road section reaches the warning water level or not, the prompting device sends different prompting information, the system can start different coping functions according to the size of the accumulated water, the passing of the moving target is guaranteed under the condition that the accumulated water is small, and the danger of the moving target is reduced under the condition that the accumulated water is large.
In a second aspect, the present application provides a method for controlling passage of a road and a bridge, including:
the method comprises the steps that a monitoring device monitors the water level and a moving target of a target road section, and when the water level of the target road section exceeds an alert water level and the moving target enters a preset range, a forbidding instruction is sent to a pass switch device;
and the passing switch device starts an interception function according to the forbidding instruction sent by the monitoring device.
The application provides a road and bridge passing control system and method. In this application, monitoring devices is through the monitoring to road bridge target highway section water level and moving object to make the judgement according to the monitoring result, according to judging send instruction, so that the interception function of moving object is opened to the switching device that passes, when the highway section of easy emergence ponding such as sunken bridge district, ponding surpassed warning water level, the system can block the passing of moving object such as pedestrian, vehicle, is favorable to reducing the danger of moving object such as pedestrian and vehicle.
Drawings
In order to more clearly illustrate the present application or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a road and bridge passage control system provided by the present application.
Fig. 2 is a schematic diagram of an arrangement position of a target road segment corresponding to a one-way road provided by the present application.
Fig. 3 is a schematic diagram of an arrangement position of a target road segment corresponding to a two-way road provided by the present application.
Fig. 4 is a schematic structural diagram of a light wall generating device provided in the present application.
Fig. 5 is a flowchart of a road and bridge passing control method provided by the present application.
Detailed Description
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
To make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the present application will be clearly and completely described below with reference to the drawings in the present application, and it is obvious that the described embodiments are some, but not all embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present application will be described in further detail with reference to the drawings attached hereto.
In recent years, rainstorm frequently occurs, and some road surfaces of roads and bridges are easy to generate water accumulation due to rainstorm to form water accumulation areas. Due to the fact that the sight of pedestrians and drivers is poor in rainy weather, and the depths of accumulated water cannot be accurately judged by the pedestrians and the drivers, the pedestrians and the drivers are likely to be placed in dangerous places in a trade way.
Based on the above, the application provides a road and bridge passing control system and method. The system can be used for controlling the passage of the lower bridge area, and when the accumulated water occurs, the system can determine whether to open the intercepting function according to the judgment on whether the water level of the lower bridge area reaches the warning water level and whether a moving target exists in the preset area, so that the function of reducing the danger brought to vehicles and pedestrians in the lower bridge area by the accumulated water is realized.
An embodiment of the present application provides a road and bridge passing control system, as shown in fig. 1, the system may specifically include: monitoring device 101, pass switch device 102. The monitoring device 101 is connected to the pass switch device 102.
In the embodiment of the present application, the monitoring device 101 continuously and actively monitors the water level of the target road section and the moving target. When the monitoring device 101 monitors that the water level of the target road section exceeds the warning water level and the moving target enters a preset range, the monitoring device 101 triggers a function and sends a forbidding instruction to the pass switch device 102. When the monitoring device 101 monitors that the water level of the target road section exceeds the warning water level, but the moving target does not enter the preset range, the monitoring device 101 does not operate. When the monitoring device 101 monitors that the water level of the target road section does not exceed the warning water level, the monitoring device 101 does not operate.
After receiving the prohibition instruction sent by the monitoring device 101, the pass switch device 102 triggers an interception function to intercept the moving object.
In some implementations, the catchment area may be extended a first preset length in a direction opposite to vehicle traffic to form the target road segment. The preset range may be an area set in the target section. A second predetermined length may extend from the catchment area in the opposite direction of vehicle travel to form the predetermined range. Wherein the second preset length is less than or equal to the first preset length.
For example, as shown in fig. 2, in the one-way road, since the driving direction of the vehicle is from left to right, the target link is a link extending a first preset length to the left of the catchment area shown in fig. 2, and the preset area is a range extending a second preset length to the left of the catchment area shown in fig. 2. The second predetermined length is less than the first predetermined length as shown in fig. 2.
In some implementations, the two ends of the water accumulation area can be extended outwards by a first preset length to form the target road section. The preset range may be an area set in the target section. A second preset length can be extended outwards from two ends of the water accumulation area to form a preset range. Wherein the second preset length is less than or equal to the first preset length.
For example, as shown in fig. 3, in the two-way road, since the driving direction of the vehicle may be from left to right or from right to left, the target road segment is a road segment extending outward from each of the two ends of the water-retaining area by a first preset length as shown in fig. 3, and the preset area is a range extending outward from each of the two ends of the water-retaining area by a second preset length as shown in fig. 3. The second predetermined length is less than the first predetermined length as shown in fig. 3.
The passing switch device can be arranged at a third preset length away from the side where the vehicle outside the ponding area drives. If the target road section is a one-way road, the passing switch device can be arranged at one position. For example, in the embodiment corresponding to fig. 2, it may be disposed in the position shown in fig. 2. If the target road section is a two-way road, the passing switch device can be arranged at two positions, which are arranged at the positions shown in fig. 3.
The setting position of the pass switch device can be determined according to historical water level data. For example, the passage switch device may be disposed at a position corresponding to the highest water level in the historical water level data, or outside the position corresponding to the highest water level (away from the catchment area). In the lower recessed bridge area, the position of the passing switch device can also be arranged at the junction of the flat road surface and the lower recessed road surface.
In a specific embodiment, the target road segment may be an underbridge area and a road 10 meters before and after the underbridge area. The preset range can be 7 meters of roads in front of and behind the lower bridge area. The passing switch device can be arranged at a position 3 meters away from the side of the lower bridge area where the vehicle comes. Of course, other ranges can be selected and set according to different requirements, and are not limited herein.
Wherein, the moving target can be a pedestrian or a vehicle.
Wherein the alarm water level can be a preset safety critical water level. Based on the historical statistical data record, the water level depth causing damage to the vehicle can be determined, and the water level depth is used as the depth of the warning water level. Of course, other water level depths can be set according to different requirements, and are not limited herein.
Through adopting this embodiment, monitoring devices is through the monitoring to road bridge target highway section water level and moving object to make the judgement according to the monitoring result, send the instruction according to judging, so that the switching device that passes opens moving object's interception function, lower recessed bridge district etc. are easy to take place the highway section of ponding, and the ponding degree of depth exceeds warning water level, and switching device that passes can block the passing of moving object such as pedestrian, vehicle, is favorable to reducing the danger of moving object such as pedestrian and vehicle.
In other implementations, the transit switch apparatus may include a light wall generation apparatus. The light wall generating device may be composed of a plurality of laser lamps, a laser lamp setting frame, and a light wall controller (not shown in the figure) as shown in fig. 2, wherein the laser lamps are arranged on the laser lamp setting frame. When the light wall controller receives a forbidding instruction sent by the monitoring device, the laser lamp is controlled to be started and lightened. The laser lamp shines the back and jets out the light beam, and the light beam hits on the laser lamp setting frame of offside, forms a plurality of light columns, and light wall can be constituteed to these light columns. When the light wall is opened, an effective prompt can be given to the moving target, and the soft interception function can be achieved.
In other implementations, the transit switch device may include a car arrester, which may be a lifting road pile. When the lifting road pile receives a forbidding instruction sent by the monitoring device, the internal hydraulic machine is started to eject the road pile out of the ground, and the extended road pile can prevent a vehicle from entering a target road section.
In some embodiments, the monitoring device may include a water level monitoring device, a moving object monitoring device, and a control chip. The control chip is respectively connected with the water level monitoring device and the moving target monitoring device.
The water level monitoring device monitors the water level of the target road section and sends the monitored water level information to the control chip. The moving target monitoring device monitors whether a moving target exists in a target road section, generates a moving target monitoring result with or without the moving target in a preset area, and sends the moving target monitoring result to the control chip. And after receiving the water level information and the moving target monitoring result, the control chip judges whether the water level of the target road section reaches the warning water level. If the control chip judges that the water level of the target road section exceeds the warning water level and a moving target exists in the preset area, the control chip triggers the function and sends a forbidding instruction to the pass switch device.
Monitoring devices monitors the water level respectively through water level monitoring devices and moving target monitoring devices and whether there is a moving target in presetting the within range, is favorable to making more accurate judgement, when having the moving target in presetting the within range, just opens the interception function and also is favorable to the system to save electric power resource.
In a specific embodiment, the water level monitoring device may be a water level sensor. The water level sensor is arranged on the road surface of the lower bridge area. When no water exists on the road surface of the lower bridge area, the water level of the water level sensor is zero. When the lower bridge area begins to rain, the depth of the accumulated water on the ground of the lower bridge area is continuously deepened along with the increase of the rainfall. The water level sensor monitors water level information and sends the monitored water level information to the control chip.
The water level sensor can accurately acquire water level changes and generate water level information, more accurate water depth judgment of the system is facilitated, and the monitoring accuracy of the system is improved.
In one particular embodiment, the moving object monitoring device may be a thermal imager. The thermal imager is arranged on the target road section, can receive infrared rays radiated by an object on the target road section, and can convert the received infrared rays into thermal imaging image information. And the thermal imager judges whether a moving target exists in a preset range according to the generated thermal imaging image information to generate a moving target monitoring result. And the thermal imager sends the moving target monitoring result to the control chip.
Under the scene of a road, the moving target monitored by the thermal imager is a pedestrian or a vehicle with high probability. Other targets monitored by the thermal imaging camera are mostly static objects, and the radiation heat of the static objects is small. Therefore, the thermal imager is adopted, so that the moving target can be acquired more prominently, and the accuracy of the system is improved.
In another implementation, the monitoring device may include an image acquisition device, an image processing device, and a control chip. The image acquisition device is connected with the image processing device, and the image processing device is connected with the control chip.
In some embodiments, if the target road segment is longer, the image capturing devices may be provided in plurality, and the image of the target road segment is captured in segments. The image processing device can splice the received target road section images collected by segments to form a complete target road section image.
In some embodiments, if the target road segment is shorter, the image capturing device may be arranged individually, and the image captured by the image capturing device covers the entire target road segment.
The image acquisition device acquires images of the target road section and transmits acquired image pictures to the image processing device. The image processing apparatus processes the received image picture. The image processing device identifies a water level image picture from the image pictures of the target road section, compares the identified water level image picture with the pre-stored water level image pictures with a plurality of depths, and determines water level information according to the comparison result. The image processing device also compares the received image picture of the target road section with a prestored image picture of a preset area when the moving target does not exist, so as to determine whether the moving target exists in the preset area or not, and generates a moving target monitoring result according to whether the moving target exists in the preset area or not. And the image processing device sends the water level information and the moving target monitoring result to the control chip. And the control chip receives the water level information and the moving target monitoring result and judges the received water level information. When the control chip judges that the water level of the target road section exceeds the warning water level and the preset area has the moving target, the function is triggered, and the passing switch device sends a forbidding instruction. And when the control chip judges that the water level of the target road section exceeds the warning water level but no moving target exists in the preset area, the operation is not carried out. And when the control chip judges that the water level of the target road section does not exceed the warning water level, the operation is not carried out.
In this embodiment, only adopt an image acquisition device, can acquire two kinds of monitoring information of target highway section water level and moving object, and image acquisition device and image processing apparatus set up comparatively simply, the later maintenance of being convenient for. The stability of the system is improved.
In one implementation, the monitoring device may include a wireless communication chip, and when the monitoring device monitors that the moving object enters the alarm range, the monitoring device may send an alarm message to a management device of a department of traffic management or the like through the wireless communication chip.
When a dangerous case occurs, the monitoring device sends alarm information to management equipment of a traffic management department, and after the management equipment receives the alarm information, rescue workers can be prompted to go to rescue. The rescue speed of the rescuers is improved, and the loss of the moving target is reduced.
Wherein, the alarm range can be a ponding area. The fields in the alert information may include a code for the target road segment, which may be a road number, latitude and longitude coordinates of the monitoring device, etc. The alert information may also include location information of the target road segment, which may be characterized by an ID of the wireless communication chip. After receiving the alarm information, the management device may determine a target link corresponding to the alarm information according to the position information of the target link included in the alarm information.
In some embodiments, the monitoring device may determine the dynamics of the moving object. When the monitoring device judges that the moving target is located in the ponding area and does not move, the monitoring device gives an alarm to departments such as emergency rescue and the like. The rescue personnel can go to the trapped moving target in time to rescue.
In some embodiments, the manager may also call up a continuous image frame of the moving object monitored by the monitoring device through the management device, and make a judgment according to the continuous image frame. After the pedestrian or the vehicle is determined to be in danger, the manager can give an alarm to departments of emergency rescue and the like so that the rescue personnel can rapidly go to rescue.
In some embodiments, the monitoring device may further transmit the monitored water level information of the target road segment to the management device through the wireless communication chip. The manager can determine the water accumulation depth of the target road section through the water level information received by the management device. If the depth of the accumulated water is deep, certain potential safety hazards exist, and managers can go to the accumulated water removal mode to eliminate the potential safety hazards of the target road section.
In some implementations, the system can include a prompting device. The prompting device is connected with the monitoring device.
In a particular embodiment, the prompting device may include a speaker. When the monitoring device monitors that the water level of the target road section exceeds the warning water level and the moving target enters a preset range, the monitoring device sends a no-go prompt instruction to the loudspeaker through the control chip in an electric signal mode. And after receiving the line forbidding prompt instruction, the loudspeaker starts sound playing. For example, the sound playing content corresponding to the prohibition instruction may be "the front water level exceeds the warning water level, and the passage is strictly prohibited". When the monitoring device monitors that the target road section has water but the water level does not exceed the warning water level and the moving target enters a preset range, the monitoring device sends a cautious instruction to the loudspeaker through the control chip in an electric signal mode. And after receiving the cautious command, the loudspeaker starts sound playing. For example, the sound playing content corresponding to the cautious instruction may be "there is water in front, please take cautious to pass through". In other embodiments, the prompting device may also include warning lights, LED signs, and the like.
According to whether the target road section reaches the warning water level or not, the prompting device sends different prompting information, the system can start different coping functions according to the size of the accumulated water, the passing of the moving target is guaranteed under the condition that the accumulated water is small, and the danger of the moving target is reduced under the condition that the accumulated water is large.
The above-described embodiment introduces a road and bridge passage control system from the perspective of a hardware system, and the following embodiment introduces a road and bridge passage control method from the perspective of a method flow.
The embodiment of the application provides a road and bridge traffic control method, a flow chart of the method is shown in fig. 5, and the method comprises the following steps:
step S501, the monitoring device monitors the water level and the moving target of the target road section, and when the water level of the target road section exceeds the warning water level and the moving target enters a preset range, a forbidding instruction is sent to the pass switch device.
And step S502, the pass switch device starts an interception function according to the forbidding instruction sent by the monitoring device.
The method of this embodiment may be performed by the apparatus of any of the above embodiments, and the implementation principle and the technical effect are similar, which are not described herein again.
It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least a portion of the steps in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed alternately or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
Claims (10)
1. A road and bridge passage control system, comprising: a monitoring device and a pass switch device;
the monitoring device is connected with the pass switch device;
the monitoring device is used for monitoring the water level of a target road section and a moving target, and sending a forbidding instruction to the pass switch device when the water level of the target road section exceeds an alert water level and the moving target enters a preset range;
the passage switch device is used for starting an interception function according to the forbidding instruction sent by the monitoring device.
2. The road and bridge passage control system according to claim 1, wherein the passage switch device comprises: a light wall generating device;
the optical wall generating device is connected with the monitoring device;
and the light wall generating device is used for emitting light beams to form a light wall when receiving the forbidding instruction.
3. A road and bridge passage control system according to claim 1 or 2, wherein the passage switch means comprises: a car arrester;
the car arrester is connected with the monitoring device;
and the car arrester is used for entering a working state to start an intercepting function when receiving the forbidding instruction.
4. A road and bridge passage control system according to claim 1 or 2, wherein the monitoring means comprises: the system comprises a water level monitoring device, a moving target monitoring device and a control chip;
the control chip is respectively connected with the water level monitoring device and the moving target monitoring device;
the water level monitoring device is used for monitoring the water level information of the target road section and sending the monitored water level information to the control chip;
the moving target monitoring device is used for monitoring whether the moving target exists in the preset range or not, generating a moving target monitoring result and sending the moving target monitoring result to a control chip;
the control chip is used for receiving the water level information and the moving target monitoring result, comparing the water level information with a warning water level, and sending a forbidding instruction to the pass switch device if the water level of the target road section is determined to exceed the warning water level and the moving target enters a preset range.
5. The road and bridge passage control system according to claim 4, wherein the water level monitoring device comprises: a water level sensor;
the water level sensor is connected with the control chip;
the water level sensor is used for monitoring the water level of the target road section, generating the water level information and sending the generated water level information to the control chip.
6. The system of claim 4, wherein the moving object monitoring device comprises: a thermal imager;
the thermal imager is connected with the control chip;
the thermal imager is used for acquiring thermal imaging image information of a target road section, determining whether the moving target exists in a preset range according to the thermal imaging image information, generating a moving target monitoring result and sending the monitoring result to the control chip.
7. A road and bridge passage control system according to claim 1 or 2, wherein the monitoring means comprises: the device comprises an image acquisition device, an image processing device and a control chip;
the image acquisition device is connected with the image processing device, and the image processing device is connected with the control chip;
the image acquisition device is used for acquiring the image information of the target road section and sending the acquired image information to the image processing device;
the image processing device is used for processing the received image information to determine water level information of the target road section, determining whether the moving target exists in the preset range or not, generating a moving target monitoring result, and sending the water level information and the moving target monitoring result to the control chip;
the control chip is used for receiving the water level information and the moving target monitoring result, comparing the water level information with a warning water level, and sending a forbidding instruction to the pass switch device when the water level of the target road section is determined to exceed the warning water level and the moving target enters a preset range.
8. The system as claimed in claim 1, wherein the monitoring device is further configured to send an alarm message to the management device when the water level of the target road segment is monitored to exceed the warning water level and the moving object enters the alarm range.
9. The road-bridge passage control system according to claim 1 or 2, further comprising: a prompting device;
the prompting device is connected with the monitoring device;
the monitoring device is further used for sending a prohibition prompting instruction to the prompting device when the water level of the target road section is monitored to exceed the warning water level and the moving target enters a preset range;
the prompting device is used for sending out forbidden prompting information to the moving target according to the forbidden prompting instruction sent by the monitoring device;
the monitoring device is also used for sending a cautious prompting instruction to the prompting device when the water level of the target road section is monitored not to exceed the warning water level and the moving target enters a preset range;
the prompting device is further used for sending cautious prompting information to the moving target according to the cautious prompting instruction sent by the monitoring device.
10. A road and bridge passage control method applied to the road and bridge passage control system according to any one of claims 1 to 9, comprising:
the method comprises the steps that a monitoring device monitors the water level and a moving target of a target road section, and when the water level of the target road section exceeds an alert water level and the moving target enters a preset range, a forbidding instruction is sent to a pass switch device;
and the passing switch device starts an interception function according to the forbidding instruction sent by the monitoring device.
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