JP2022522918A - Traffic safety early warning / monitoring / warning device - Google Patents

Abstract

The present invention provides a traffic safety early warning / monitoring / alarm device, the device including an alarm device, a laser ranging device, and a controller, and the alarm device and the laser ranging device are included in the controller. It is electrically connected or wirelessly connected. The laser ranging device includes a plurality of ranging modules having a coaxial optical channel, and the ranging module having a coaxial optical channel has a detectable linear distance of 200 to 300 meters, and each of the ranging modules is independent. The distance is measured, whereby the surveillance road is monitored by at least one distance measuring module. When the controller acquires and analyzes the ranging data of the ranging module and analyzes that there is a risk, the controller triggers the alarm to give an alarm and gives an early warning. For example, the controller has a monitoring range. When the traveling speed of the vehicle in the vehicle exceeds a predetermined threshold value, the alarm device issues an alarm and controls to give an early warning. The automatic alarm of the traffic safety early warning / monitoring / alarm device according to the present invention is triggered by the signal of its own laser ranging device, and its work efficiency and reliability are high.

Description

The present invention relates to a technical field of traffic safety, specifically to a field of early safety warning, and particularly to a traffic safety early warning / monitoring / warning device.

Traffic Road construction / maintenance, such as road surface repair, traffic facility maintenance, handling of broken down vehicles, etc., the speed of traffic vehicles is generally very high (80km / h or 25m / s).
(Greater than), to enhance the security of workers' personal safety, alert areas are common to provide sufficient early warning and avoidance time (5-8 seconds) to traffic road construction workers. To 20
It is installed above 0 meters. Conventionally, a traffic safety manager arranges a traffic cone, and arranges a traffic cone of 200 to 300 meters on the road occupied by the traffic safety manager to make a warning line, and presents the vehicle to be directed so as not to collide with the construction area. However, this method requires a lot of manpower and physical power, is relatively inefficient, and is very inconvenient especially when temporarily parking and constructing, and when constructing on a small scale and quickly.

Currently, laser radar detection techniques, such as Lidar and millimeter wave radar, are being applied in the field of automotive intelligent transportation. Lidar belongs to short-range, omnidirectional detection and point cloud data output SLAM modeling techniques, however, at present, linear detection by SLAM technology cannot reach 200 meters. The range of millimeter-wave radar is directly limited to the wear of the frequency band, and electromagnetic waves in the high frequency band are always used for long-distance detection. In addition, when detecting traffic road construction, only the range on the construction road is detected, and the millimeter wave radar does not accurately detect long distances, and when the beam width of the millimeter wave is outside 70 meters,
It is larger than two roadways (about 6 meters), has a very high false positive rate, and needs to be corrected by other technologies, so it can be applied to occupy the road and identify vehicles at long distances. It is difficult to give an early warning to prevent a collision.

In view of this, in the embodiment of the present invention, the existing traffic safety early warning / monitoring / warning device solves the problem that the linear distance that can be monitored is short, the monitoring range is not accurate, and the reliability is low. The purpose is to provide early warning / monitoring / warning devices.

In the embodiment of the present invention, the following technical proposals are adopted in order to solve the above technical problems.

Traffic safety early warning / monitoring / alarm devices, including alarms, laser ranging devices, controllers,
The alarm and the laser ranging device are electrically connected or wirelessly connected to the controller.
The laser ranging device includes a plurality of ranging modules having coaxial optical channels, and each of the ranging modules independently measures the distance.
When the controller acquires and analyzes the ranging data of the ranging module and analyzes that there is a risk, the controller triggers the alarm to give an early warning.

In a preferred embodiment, the distance measuring module having a coaxial optical channel is
It is installed rather than completely parallel.

In a preferred embodiment, the distance measuring modules at least two form a 0.5 ° to 5 ° angle.

In a preferred embodiment, the laser ranging device further comprises an optical adjustment configuration connected to the respective ranging module.

In a preferred embodiment, the traffic safety early warning / monitoring / warning device further comprises a camera and an image analyzer.
The camera is connected to one of the ranging modules, a real-time image within the monitoring range is acquired from the coaxial optical path of the laser ranging module, and the camera and the image analyzer are electrically connected to the controller. , Or wirelessly connected, the controller acquires a real-time image acquired by the camera and transmits it to the image analyzer.
The image analyzer performs risk analysis of the monitoring range based on the acquired real-time image.
Further, the risk signal is back-fed to the controller, and the controller triggers the alarm device based on the risk signal back-feeded by the image analyzer to give an alarm and give an early warning.

In a preferred embodiment, the image analyzer is
A display module for displaying the image screen acquired by the camera, and
An analysis module that analyzes the image acquired by the camera, calculates the moving speed of the moving object within the monitoring range, evaluates the risk rank based on a predetermined threshold value, and backfeeds the risk signal to the controller. ,
Includes a storage module for storing the real-time image.

In a preferred embodiment, the analysis module
A roadway identification submodule for identifying a roadway within the monitoring range,
Includes an object identification submodule for identifying vehicles within the surveillance range.

In a preferred embodiment, the traffic safety early warning / monitoring / warning device further includes an electric mobile platform on which the laser ranging device is mounted.

In a preferred embodiment, the motorized platform further comprises a drive connected to the controller.
The image analyzer further includes an angle adjustment module, monitors the roadway range, and backfeeds one adjustment signal to the controller, which controls the drive based on the adjustment signal. The electric moving table is driven to move, thereby adjusting the monitoring range of the laser ranging device.

In a preferred embodiment, the alarm includes a handheld alarm wirelessly connected to the controller and a non-handheld alarm provided on the controller or the laser ranging module.

In a preferred embodiment, the alarm is
A light early warning module containing at least one color or more indicator or flashing light,
It includes a voice early warning module provided with at least one warning sound and / or a display early warning module for displaying an early warning situation.

In a preferred embodiment, the traffic safety early warning / monitoring / warning device further comprises a fill light electrically connected to the controller.

In a preferred embodiment, the traffic safety early warning / monitoring / warning device further includes a gyro connected to the controller.

The traffic safety early warning / monitoring / alarm device according to the embodiment of the present invention includes an alarm device, a laser range measuring device, and a controller, and the alarm device and the laser range measuring device are electrically connected to the controller. , Or is wirelessly connected. Further, the laser ranging device includes a plurality of ranging modules having a coaxial optical channel, and the ranging module having a coaxial optical channel has a detectable linear distance of 2.
It will be 00 to 300 meters, and each distance measuring module will measure the distance independently, ensuring that the monitored roadway is monitored by at least one distance measuring module. The controller acquires and analyzes the distance measurement data of the distance measurement module, and triggers the alarm to give an early warning when it analyzes that there is a risk. For example, when the controller calculates that the vehicle traveling speed within the monitoring range exceeds a predetermined threshold value, the alarm device issues an alarm to give an early warning. The automatic warning of the traffic safety early warning / monitoring / warning device according to the present invention is triggered by the signal of its own laser ranging device, and its work efficiency and reliability are high.

The drawings herein constitute a portion of the specification in addition to the specification, show embodiments of the invention, and illustrate the principles of the invention with the specification.

Hereinafter, in order to clearly explain the technical proposal in the embodiment or the existing technique of the present invention, the drawings which need to be used for the description of the embodiment or the existing technique will be briefly described, and clearly, for those skilled in the art, Other drawings can be obtained based on these drawings on the premise that no ingenuity is required.
It is a block diagram of the embodiment of the traffic safety early warning / monitoring / warning device which concerns on embodiment of this invention. It is a schematic diagram of the application scene of one Embodiment of the traffic safety early warning / monitoring / warning device which concerns on embodiment of this invention.

It should be understood that the specific examples described herein are for the purpose of interpreting the present invention and do not limit the present invention.

In subsequent discussions, the use of terms such as "module", "member", and "unit" to indicate an element is for convenience of description of the present invention and is itself specific. Has no meaning. Therefore, the "module", "member", and "unit" can be mixed and used.

As shown in FIG. 1, it is a structural schematic diagram of a traffic safety early warning / monitoring / warning device for realizing each embodiment of the present invention. The traffic safety early warning / monitoring / warning device 100 includes an alarm device 30 and
The laser ranging device 10 and the controller 20 are included, and the alarm device 30 and the laser ranging device 10 include.
It is electrically connected or wirelessly connected to the controller 20.

The controller 20 is a control center for traffic safety early warning / monitoring / alarm devices, and uses various interfaces and railroad tracks to provide various parts of the entire traffic safety early warning / monitoring / warning device, for example.
The alarm device 30 and the laser ranging device 10 are connected. The controller 20 executes a software program and / or a module stored in the storage device, calls data stored in the storage device, and executes various functions and processing data of the traffic safety early warning / monitoring / alarm device. , Thereby monitoring the entire traffic safety early warning / monitoring / warning device. The controller 20 can include one or more processing units. Preferably, the controller 20 can integrate an application processor that mainly processes an operation system, a user interface, an application, and the like, and a modem processor that mainly processes wireless communication. Further, the modem processor does not have to be integrated in the controller 20.

The controller 20 may include a wireless connection module and the like, but will not be duplicated here. The traffic safety early warning / monitoring / warning device 100 is connected to other terminal equipment such as the alarm device 30 and the laser ranging device 10 via a wireless connection method such as Bluetooth to realize communication and information exchange.
The laser ranging device 10 includes a plurality of ranging modules having coaxial optical channels. Distance measuring modules with coaxial optical channels have a detectable linear distance of 200-300.
With meters, the monitoring range is wide, the reaction time of safety early warning can be improved, and sufficient early warning and avoidance time (5 to 8 seconds) are provided to road construction workers. In addition, each of the ranging modules measures the distance independently, and the monitoring roadway is monitored by at least one of the ranging modules, further improving the reliability of the traffic safety early warning / monitoring / warning device according to this embodiment. do. When the controller 20 acquires and analyzes the distance measurement data of the distance measurement module and analyzes that there is a risk, the controller 20 triggers the alarm device 30 to give an alarm and give an early warning. When the controller 20 calculates that the vehicle traveling speed within the monitoring range exceeds a predetermined threshold value, the alarm device 30 issues an alarm to give an early warning. The automatic alarm of the traffic safety early warning / monitoring / warning device according to the present invention is triggered by the signal of its own laser ranging device 10, and its work efficiency and reliability are high.

In one embodiment, the traffic safety early warning / monitoring / warning device 100 is applied to road maintenance work and monitors a collision prevention early warning for a construction area of a traffic vehicle or another moving body on a maintenance roadway. Further, the distance measuring module includes a plurality of detection heads, and the distance measuring module is provided in the detection head. Multiple ranging modules with coaxial optical channels are installed rather than perfectly parallel, thereby increasing the firing angle of the laser and completely covering the roadway where the detection range of the ranging modules is monitored. Guarantee that
Any moving object on the surveillance road is detected.

Preferably, the two detection heads form a 0.5 ° to 5 ° angle, and the laser detection range of the laser ranging device 10 covers at least the boundary between the surveillance road and the adjacent road, but the two roads. It is smaller than the width and avoids causing interference with moving objects on adjacent roadways.

In a preferred embodiment, the traffic safety early warning / monitoring / warning device 100 is an alarm device 30.
The alarm device 30 and the laser range-finding device 1 include the laser range-finding device 10 and the controller 20.
0 is electrically connected or wirelessly connected to the controller 20. The laser ranging device 10 is
Includes two ranging modules with coaxial optical channels, both forming a 0.5 ° angle, both moving by laser within the boundaries of a 300 meter surveillance roadway, a surveillance roadway and its adjacent roadways. Is detected, and the range becomes the early warning area. In addition, the controller 20 calculates the moving speed of the detected moving object in the early warning region. When the moving object is in the early warning area and the moving speed is higher than 20 km / h, the controller 20 backfeeds the risk signal to the alarm device 30 and issues an alarm to give an early warning.

Further, the laser ranging device 10 is connected to each of the ranging modules and further includes an optical adjustment configuration for adjusting the emission angle of the laser generator. By adjusting the laser emission angle of the ranging module, the vehicle at any position on the surveillance roadway is detected by at least one laser ranging module, and the laser detection capability is fixed horizontally within the range of one roadway.

The alarm device 30 includes a hand-held alarm device 31 wirelessly connected to the controller 20 and a non-hand-held alarm device provided in the controller 20 or the laser ranging module.

Further, in the alarm device 30, a light early warning module, a voice early warning module, and a display early warning module can be installed, and the operator is notified via a method such as light, voice, characters, and video, respectively. To realize early warning. Specifically, the light early warning module includes at least one color or more indicator light or flashing light, and can turn on or blink different colored lights according to different early warning grades. The voice early warning module is equipped with at least one type of warning sound and broadcasts different early warning sounds according to different early warning grades. The display early warning module includes a display panel and the like, provides an early warning by characters or images, displays a specific risk situation via a display such as a display panel, and transmits the specific risk to construction workers. Make the matter understood.

The light early warning module and the display early warning module are not indispensable configurations of the alarm device 30, and can be omitted as necessary without departing from the gist of the present invention. The display early warning module can independently realize the early warning via the voice early warning module, and the embodiment of the present invention is not limited to this.

Although not shown in FIG. 1, the traffic safety early warning / monitoring / warning device 100 can include a power source (for example, a battery) for supplying power to each member, preferably the power source is controlled via a power management system. Logically connected to the device 20 and thereby charge / discharge management via the power management system.
Realizes functions such as power consumption management.

In another embodiment, the traffic safety early warning / monitoring / warning device 100 includes an alarm device 30 and
It includes a controller 20, a laser ranging device 10, a camera 50, and an image analyzer 40. also,
The alarm device 30, the laser range measuring device 10, the camera 50, and the image analyzer 40 are the controller 2.
Wirelessly or electrically connected to 0.

The camera 50 is connected to a ranging module of one of the laser ranging devices 10 and acquires a real-time image within the monitoring range from the coaxial optical path of the laser ranging module. The controller 20 receives the real-time image acquired by the camera 50 and transmits it to the image analyzer 40. The image analyzer 40 performs risk analysis of a moving object in the monitoring range based on the acquired real-time image, and backfeeds the risk signal to the controller 20. The controller 20 is the alarm device 30 based on the risk signal back-fed by the image analyzer 40.
Trigger to alert and give an early alert.

In one embodiment, the image analyzer 40 includes a touch panel, a display panel, and the like as a display module 43, displays an image screen acquired by the camera 50, observes a laser search range, and monitors the roadway condition. Cheap.

In one embodiment, the image analyzer 40 includes a video processing chip and the like, and the video processing chip analyzes an image acquired by the camera 50 as a main element of the analysis module 42 and is a moving object within the monitoring range. The movement speed of the camera is calculated, the risk rank of possible danger caused by the moving object is evaluated based on a predetermined threshold value, the risk signal is back-fed to the controller 20, and the alarm device 30 issues an appropriate grade alarm. Control to put out.

Further, the analysis module 42 includes a roadway identification submodule and an object identification submodule, the roadway identification submodule identifies a roadway within the monitoring range, and the object identification submodule identifies a vehicle within the monitoring range. Identify. The video processing chip uses an intelligent identification algorithm to first identify the detected road and the adjacent road, check the road, then detect the road and distance on which the vehicle is located, and after the vehicle enters the construction monitoring road, the vehicle distance is reached. Based on this, the video processing chip transmits alarm signals of different grades to the controller 20, after which the controller 20 transmits signals to the alarm 30 according to the alarm priority to issue an alarm.

The image analyzer 40 has a posture detection function, and further improves the reliability of the traffic safety early warning / monitoring / warning device 100. The analysis module 42 analyzes a vehicle or other moving object that crosses the boundary of the adjacent roadway and enters the monitoring roadway based on a real-time image, calculates the distance to the construction area and the movement speed, and refers to the construction area. The risk rank that causes it can be analyzed. Alternatively, the vehicle that leaves the surveillance roadway within the early warning range is monitored and the warning is canceled.

In this embodiment, the laser ranging device 10 and the image analyzer 40 collaborate, and the image analyzer 40 determines the identification range angle of the traffic safety early warning / monitoring / warning device of the laser ranging device 10. It is larger than the monitoring angle when used simply, and can compensate for the identification blind spot of the laser generator. Both sources transmit the optical path and the circuit, and when either source is triggered, an early warning is given, the redundancy of the device is improved, and the identification accuracy for an intruding vehicle is improved.

In one embodiment, the image analyzer 40 may include a storage module 41 that compresses and codes video data when operating, stores real-time traffic monitoring images during construction, and roadways during construction. Can be used as a risk record to monitor and as evidence or other records in certain circumstances.

In one embodiment, the traffic safety early warning / monitoring / alarm device 100 further includes an electric mobile table 80 on which the laser range measuring device 10 is mounted, and controls the electric mobile table 80 to control the laser range measuring device. By adjusting the direction and position of 10, the laser emission angle is adjusted.

In one embodiment, the motorized platform 80 further includes a drive 70 connected to the controller 20. The image analyzer 40 includes an angle adjusting module 44, monitors a roadway range, analyzes whether or not the monitored position corresponds to the monitored roadway, and backfeeds a signal to the controller 20 to drive the driver. The device 70 drives and controls the electric moving table 80 to move, and adjusts the monitoring range of the laser ranging device 10.

In this embodiment, it is observed by the display panel or the like whether or not the monitoring range of the laser ranging device 10 corresponds to the monitoring roadway, and the angle adjusting module 44 causes the drive 70 to be the electric moving table 80. It is controlled to automatically adjust the direction and position of the laser, thereby adjusting the laser emission angle.
In one embodiment, the traffic safety early warning / monitoring / warning device 100 includes a fill light 60, for example, an infrared LED fill light 60 and the like. The fill light 60 is electrically connected to the controller 20. When the light beam is insufficient, the controller 20 turns on the infrared LED fill light 60 to enhance the image quality of the video image and ensure that the image analyzer 40 can accurately identify the object. ..

In one embodiment, the camera 50 is provided with an infrared camera, has a night shot function, and can form a clear screen even when there is no light or the light beam is weak when constructing at night, and image analysis can be performed. Ensure that the vessel 40 can accurately identify the object.

In one embodiment, the traffic safety early warning / monitoring / warning device 100 is the controller 20.
Further includes a gyro 90 connected to. The gyro 90 detects the vibration state of the entire laser ranging device 10 due to vibration such as wind disturbance, controls the electric moving table 80 by the controller 20, and holds the position of the laser ranging device 10 so as to be stable. At the same time, the image analyzer 40 identifies the roadway, analyzes the laser emission direction, determines whether or not the laser is aligned with the monitored roadway, evaluates the laser alignment situation, and controls the electric moving table 80. Adjust the angle of the laser ranging module to ensure that the device compensates for the effects of vibrations such as wind disturbances.

In another embodiment, the traffic safety early warning / monitoring / alarm device 100 according to the embodiment of the present invention is applied to the scene of road maintenance, and as shown in FIG. 2, the traffic safety early warning / monitoring / warning device 100 according to the embodiment of the present invention is applied. The alarm / monitoring / alarm device 100 includes a holder, a multi-tone waterproof alarm device 32, and an alarm / monitoring / alarm device 100.
The handheld alarm 31 includes a laser ranging device 10, a camera 50, an image analyzer 40, and a controller 20, and the handheld alarm 31 is the traffic safety early warning / monitoring / alarm device 10.
Independent of 0, it is carried and arranged by a construction worker, and is wirelessly connected to the controller 20. The multi-tone waterproof alarm 32, the laser range-finding device 10, the camera 50 and the controller 20 are mounted on the holder, and the multi-tone waterproof alarm 32 and the laser range-finding device 10 are controlled by a wired or wireless method. It is connected to the vessel 20.

The laser ranging device 10 includes two sets of ranging modules having a coaxial optical path, and the angle of angle of the two sets of ranging modules is 1 °. The width of the surveillance road is wider than one road and smaller than 1.5 roads. The linear early warning area is 200 meters, that is, the linear coverage of the laser ranging device 10 is 200 meters. The camera 50 is connected to a set of ranging modules thereof, and the image analyzer 40 is wirelessly or electrically connected to the controller 20 to display a screen captured by the camera 50 and in the screen. The moving object, for example, a pedestrian, an animal, a vehicle, or the like is identified, and the distance and the traveling speed between the moving object and the construction site are analyzed. When the moving speed in the early warning region of the moving body exceeds 20 km / h or another predetermined threshold, a different grade of early warning signal is emitted based on the distance of the moving body. If it is within 200m, it will be a 3rd grade alarm, if it is within 150m, it will be a 2nd grade alarm, and if it is within 100m, it will be a 1st grade alarm.

The laser distance measuring device 10 and the camera 50 are sensors for detecting a moving object in the early warning area in the traffic safety early warning / monitoring / warning device, and each of the laser distance measuring modules is a moving body, particularly a vehicle. The distance is measured frequently, and the measured vehicle distance data is transmitted to the controller 20, which calculates the vehicle speed and distance detected by each module from a large amount of vehicle distance data. When a danger is detected and judged by performing laser distance measurement and image identification detection on a vehicle on the monitored highway main line, a voice / optical warning is issued by a multi-tone waterproof alarm 32 and a wireless alarm unit. , Present to construction workers to avoid.

The laser ranging device 10 and the camera 50 may be monitored independently or jointly. However, the laser ranging device 10 can perform point monitoring, solve the invasion of the vehicle from the adjacent roadway, and cannot be adapted to the vehicle monitoring in the case of a curve, and the data of the controller 20. The processing power generally only deals with simple operations, and the monitoring results are not accurate. The image analyzer 40 has a high-level arithmetic processing capability, and by analyzing an image, it not only determines the risk of a moving object on the surveillance roadway, but also a vehicle or other vehicle entering the surveillance roadway from an adjacent roadway. It is also possible to determine the risk of a moving object entering the early warning area, the risk determination is more accurate and more reliable.

In one embodiment, the handheld alarm 31 includes a display early alarm module and a voice early alarm module, wherein the voice early alarm module is of a corresponding grade early based on a signal directly transmitted by the controller 20. Broadcast a warning sound and indicate to construction workers that there is a risk.
The display early warning module has a character system, for example, "100 m distance from vehicle XXX,"
The risk situation is displayed by "40 km / h / h, high risk grade", and the character method makes the construction worker understand the specific situation, and it is easy to prevent it immediately.

In one embodiment, the holder is provided with an electric moving table 80 and a driver 70 thereof.
The laser ranging device 10 is mounted on the electric moving table 80. According to the present invention, the electric moving table 80 can be mechanically controlled and adjusted, and the drive 70 connected to the controller 20 is controlled to intelligently adjust the direction and position of the laser ranging device 10. It can also adjust the laser emission angle. For example, when the image analyzer 40 monitors and analyzes that the monitoring range and the monitoring roadway range do not correspond to each other, the angle adjustment module 44 in the image analyzer 40 transmits a signal to the controller 20 to cause the drive 70. By controlling and driving the electric moving table 80, the monitoring range of the laser ranging device 10 is adjusted.

Further, the holder is further provided with a gyro 90 that is electrically connected to the controller 20. The gyro 90 detects the vibration state of the entire laser ranging device 10 due to vibration such as wind disturbance, controls the electric moving table 80 by the controller 20, and holds the position of the laser ranging device 10 so as to be stable. At the same time, the image analyzer 40 identifies the identification roadway, analyzes the laser emission direction, determines whether or not the laser is aligned with the monitored roadway, evaluates the laser alignment situation, and evaluates the laser alignment situation.
The motorized platform 80 is controlled to adjust the angle of the laser ranging module to ensure that the device compensates for the effects of vibrations such as wind disturbances.

Although the preferred embodiments of the present invention have been described above with reference to the drawings, the scope of rights of the present application is not limited. Any amendments, equivalent substitutions and improvements made by one of ordinary skill in the art to the extent that they do not deviate from the scope and substance of this application are included in the scope of rights of this application.

Claims (10)

Traffic safety early warning / monitoring / warning device
An alarm, a laser ranging device, and a controller are included, and the alarm and the laser ranging device are electrically connected or wirelessly connected to the controller.
The laser ranging device includes a plurality of ranging modules having coaxial optical channels, and each of the ranging modules independently measures the distance.
The controller acquires and analyzes the distance measurement data of the distance measurement module, and when it analyzes that there is a risk, the controller triggers the alarm device to give an alarm and gives an early warning. Alarm / monitoring / alarm device. The traffic safety early warning / monitoring / alarm device according to claim 1, wherein the plurality of distance measuring modules having coaxial optical channels are installed instead of being completely parallel to each other. The traffic safety early warning / monitoring / alarm device according to claim 2, wherein at least two of the ranging modules form an angle of 0.5 ° to 5 °. The traffic safety early warning / monitoring / alarm device according to claim 1, wherein the laser ranging device further includes an optical adjustment configuration connected to each ranging module. The traffic safety early warning / monitoring / warning device further includes a camera and an image analyzer.
The camera is connected to one of the ranging modules, a real-time image within the monitoring range is acquired from the coaxial optical path of the laser ranging module, and the camera and the image analyzer are electrically connected to the controller. , Or wirelessly connected, the controller acquires a real-time image acquired by the camera and transmits it to the image analyzer.
The image analyzer performs risk analysis of the monitoring range based on the acquired real-time image.
The first aspect of the present invention is that the risk signal is back-fed to the controller, and the controller triggers the alarm device to give an alarm based on the risk signal back-fed by the image analyzer to give an early warning. The traffic safety early warning / monitoring / warning device according to any one of 4 to 4. The image analyzer is
A display module for displaying the image screen acquired by the camera, and
An analysis module that analyzes the image acquired by the camera, calculates the moving speed of the moving object within the monitoring range, evaluates the risk rank based on a predetermined threshold value, and backfeeds the risk signal to the controller. ,
The traffic safety early warning / monitoring / warning device according to claim 5, further comprising a storage module for storing the real-time image. The analysis module is
A roadway identification submodule for identifying a roadway within the monitoring range,
The traffic safety early warning / monitoring / warning device according to claim 6, further comprising an object identification submodule for identifying a vehicle within the monitoring range. The traffic safety early warning / monitoring / alarm device according to claim 7, wherein the traffic safety early warning / monitoring / alarm device further includes an electric mobile platform on which the laser ranging device is mounted. The electric mobile platform further includes a drive that is electrically connected to the controller.
The image analyzer further includes an angle adjustment module, monitors the road range, and backfeeds one adjustment signal to the controller, which controls the drive based on the adjustment signal. The traffic safety early warning / monitoring / alarm device according to claim 8, wherein the electric moving table is driven so as to move, thereby adjusting the monitoring range of the laser ranging device. The fifth aspect of claim 5, wherein the alarm device includes a hand-held alarm device wirelessly connected to the controller and a non-hand-held alarm device provided in the controller or the laser ranging module. Traffic safety early warning / monitoring / alarm device.

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