CN212646482U

CN212646482U - Visibility monitoring device in highway group's fog in severe cold big fog environment

Info

Publication number: CN212646482U
Application number: CN202020835835.XU
Authority: CN
Inventors: 黄兵; 周新望; 李雪美
Original assignee: Hunan Huarong Technology Co ltd
Current assignee: Hunan Huarong Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-03-02
Anticipated expiration: 2030-05-19

Abstract

The utility model provides a visibility monitoring devices in highway group's fog in severe cold big fog environment. The visibility monitoring device in the road fog in the severe cold and foggy environment comprises a data processing unit, and a charging and discharging control unit, a video decoding unit, a data communication unit and a laser power control unit which are connected with the data processing unit; the charge and discharge control unit is further connected with a power supply, and the video decoding unit is further connected with a camera device. The utility model provides a visibility monitoring devices has solved the technical problem that prior art's visibility monitoring facilities is difficult to normal work under the weather of big fog of alpine-cold in the big fog environment of highway group fog.

Description

Visibility monitoring device in highway group's fog in severe cold big fog environment

Technical Field

The utility model relates to a visibility monitoring facilities field, concretely relates to visibility monitoring devices in highway group's fog in severe cold big fog environment.

Background

On roads in mountainous areas after rain, day and night temperature difference is large, and when no wind exists, cluster fog is easy to generate. The cluster fog is influenced by the microclimate environment of local areas, and in the local range of tens to hundreds of meters in the big fog, the fog with higher concentration and lower visibility appears. The outside sight line of the cluster mist is good, and the inside of the cluster mist is hazy. The regional nature of group fog is strong, forecast is difficult, especially on the highway, and group fog can lead to the sudden change of visibility, has the harm to highway traffic safety very much, easily leads to major traffic accident. At present, most of monitoring devices utilizing image visibility are difficult to clearly shoot actual images in the weather of high cold and heavy fog, and the actual state of a road is difficult to master.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that visibility monitoring facilities of prior art is difficult to normal work under the weather of big fog of alpine cold, the utility model provides a solve visibility monitoring devices in highway group's fog in the big fog environment of alpine cold of above-mentioned problem.

A visibility monitoring device in road fog in severe cold and fog environment comprises a data processing unit, a charge-discharge control unit, a video decoding unit, a data communication unit and a laser power control unit, wherein the charge-discharge control unit, the video decoding unit, the data communication unit and the laser power control unit are connected with the data processing unit; the charge and discharge control unit is further connected with a power supply, and the video decoding unit is further connected with a camera device.

In a preferred embodiment of the visibility monitoring device for the road fog in the severe cold and fog environment, the power supply comprises a solar power taking unit and a rechargeable battery, which are respectively connected with one input end of the charge-discharge control unit; and the charging and discharging control unit is connected with the power input end of the data processing unit.

In a preferred embodiment of the visibility monitoring device for the road fog in the severe cold and fog environment, the camera is connected with the input end of the video decoding unit; the video decoding unit is connected with the video input end of the data processing unit. The data communication unit is connected with the serial communication port of the data processing unit. The laser power control unit is connected with one input end of the data processing unit.

Compared with the prior art, the utility model provides a visibility monitoring devices has solved the problem that can not clearly shoot the visibility picture under severe cold and heavy fog weather among severe cold and heavy fog environment highway group fog. And important guidance information can be provided for the road fog disasters, so that a large amount of manpower and material resources are saved for road inspection.

Drawings

Fig. 1 is the utility model provides a visibility monitoring devices's in highway group's fog structural schematic diagram in the severe cold big fog environment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Please refer to fig. 1, which is a schematic structural diagram of a visibility monitoring device 1 in a fog of a road in a severe cold and fog environment, comprising a charging and discharging control unit 11, a laser power control unit 12, a solar power taking unit 13, a rechargeable battery 14, a video decoding unit 15, a camera 16, a data communication unit 17, and a data processing unit 18.

The data processing unit 18 is an HR001 control system produced by lake south china technologies ltd and includes a data input terminal, a power input terminal, a video input terminal, and a serial communication port. ARM is adopted as a core controller, and embedded Linux is adopted as an operating system.

The charge and discharge control unit 11 adopts a GYQN-III-05D 12-12 type charge and discharge control system manufactured by Wuhantai Kogao electric company Limited. The Solar electricity taking unit 13 adopts an STG009 type Solar panel produced by Uni-Solar corporation in America. The rechargeable battery 14 adopts an LDC6-24 type lithium battery produced by Wuhantai Ke electric company, and has the output voltage of 24V and the capacity of 6 Ah. The solar energy electricity taking unit 13 and the rechargeable battery 14 are respectively electrically connected with one input end of the charge and discharge control unit 11, and the charge and discharge control unit 11 is electrically connected with a power supply input end of the data processing unit 18.

The solar power taking unit 13 provides energy input for the visibility monitoring device 1 in the road fog in the high, cold and foggy environment including the rechargeable battery 14 through the charging and discharging control unit 11 under the condition of sufficient illumination; under the condition that the solar power taking unit 13 does not have electricity, the rechargeable battery 14 provides energy input for the visibility monitoring device 1 in the road fog in the high, cold and foggy environment through the charging and discharging control unit 11.

The laser power control unit 12 adopts an HR-NJD-laser type high-pressure laser scattering power detector produced by lake south China Ron technology, Inc., and outputs a laser spectrum of 880nm with an output power of 50 nw. The laser power control unit 12 is electrically connected to a data input of the data processing unit 18.

The laser power control unit 12 measures the amount of scattering loss of laser light in the air, and inputs the result to the data processing unit 18. The data processing unit 18 collects visibility photoelectric data, processes the photoelectric data, and performs data coding calculation to obtain a visibility value.

The image pickup device 16 adopts an SN-815CP camera produced by Shenzhen Anny digital technology Limited, the resolution is 420 lines, and the lowest illumination is 0.8 LUX. The video decoding unit 15 employs a model SAA7113H video decoding chip manufactured by philips. The camera device 16 is electrically connected with an input end of the video decoding unit 15; the video decoding unit 15 is electrically connected to a video input of the data processing unit 18.

The image pickup device 16 converts a photographed picture into an analog video signal, inputs the analog video signal to the video decoding unit 15 for processing, and inputs the analog video signal to the data processing unit 18.

The data communication unit 17 adopts a GTM900C model module produced by Huashi, is a dual-band GSM/GPRS wireless module, has a GTM900C baud rate of 115200BPS at most, has a working voltage of 4V and has an idle mode current of less than 3.8 mA. The data communication unit 17 is connected to a serial communication port of the data processing unit 18.

The data processing unit 18 transmits the visibility value from the laser power control unit 12 and the video data from the video decoding unit 15 to a terminal server through the data communication unit 17. Therefore, the current video picture condition and the specific visibility value can be seen on the terminal server at the same time, the problem that the visibility picture cannot be clearly shot in severe cold and foggy weather is solved, manpower and material resources are saved, and guidance information is provided.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The utility model provides a visibility monitoring devices in highway group's fog in severe cold big fog environment which characterized in that: the device comprises a data processing unit, a charging and discharging control unit, a video decoding unit, a data communication unit and a laser power control unit, wherein the charging and discharging control unit, the video decoding unit, the data communication unit and the laser power control unit are connected with the data processing unit; the charge and discharge control unit is further connected with a power supply, and the video decoding unit is further connected with a camera device.

2. The device for monitoring the visibility in the fog on the road in the environment with severe cold and fog as claimed in claim 1, wherein: the power supply comprises a solar power taking unit and a rechargeable battery, and the solar power taking unit and the rechargeable battery are respectively connected with the charging and discharging control unit.

3. The device for monitoring the visibility in the fog on the road in the environment with severe cold and fog as claimed in claim 2, wherein: the solar power taking unit and the rechargeable battery are respectively connected with one input end of the charge and discharge control unit; and the charging and discharging control unit is connected with the power input end of the data processing unit.

4. The device for monitoring the visibility in the fog on the road in the environment with severe cold and fog as claimed in claim 1, wherein: the camera shooting equipment is connected with the input end of the video decoding unit; the video decoding unit is connected with the video input end of the data processing unit.

5. The device for monitoring the visibility in the fog on the road in the environment with severe cold and fog as claimed in claim 1, wherein: the data communication unit is connected with the serial communication port of the data processing unit.

6. The device for monitoring the visibility in the fog on the road in the environment with severe cold and fog as claimed in claim 1, wherein: the laser power control unit is connected with one input end of the data processing unit.