阅读说明：本技术 一种基于可见光通信的井下光通信系统 (Underground optical communication system based on visible light communication ) 是由 沈宏岩 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种基于可见光通信的井下光通信系统,包括固定灯和摄像头并均安装在矿洞的侧壁上,固定灯的外部设有清理机构,控制器和固定灯、光电接收板电连接,系统还包括位于矿井地面位置的数据服务器,数据服务器与最近的一个控制器电连接,数据信息通信模块作为上行链路通信传递至数据服务器中,所述数据服务器将控制命令作为下行链路通信通过最近的一个控制器传递给多个通信模块完成通信,本申请利用原有的照明系统即能够实现视频监管以及双向通信,同时还具有防爆效果的清洁机构,有利于系统的长期稳定运行,另外还可将信息传递给每个个体,从而提高安全性并适合井下的环境情况。(The invention discloses a visible light communication-based underground optical communication system, which comprises a fixed lamp and a camera which are both arranged on the side wall of a mine opening, wherein a cleaning mechanism is arranged outside the fixed lamp, a controller is electrically connected with the fixed lamp and an photoelectric receiving plate, the system also comprises a data server positioned on the ground of a mine, the data server is electrically connected with the nearest controller, a data information communication module is used as an uplink communication module to be transmitted to the data server, the data server transmits the control command as downlink communication to a plurality of communication modules through a nearest controller to complete communication, the video monitoring and bidirectional communication can be realized by utilizing the original lighting system, meanwhile, the cleaning mechanism with the explosion-proof effect is beneficial to long-term stable operation of the system, and can transmit information to each individual, so that the safety is improved, and the underground environment condition is suitable.)

1. The utility model provides a downhole optical communication system based on visible light communication, includes fixed lamp (1) and camera (32), fixed lamp (1) and camera (32) all install on the lateral wall of mine hole through mounting bracket (4), its characterized in that: the system comprises a fixed lamp (1), a controller (24) for processing signals is installed inside an installation sleeve (3), the controller (24) is connected with a photoelectric receiving plate (6) for receiving optical signals through an installation rod (5) fixedly connected with the controller (24), a cleaning mechanism for cleaning a lampshade of the fixed lamp (1) is arranged outside the installation sleeve (3), the system further comprises a data server located on the ground of a mine, and the data server is electrically connected with the nearest controller (24);

the fixed lamp (1), the camera (32), the photoelectric receiving board (6) and the controller (24) which are located on the same are used as a communication module, and data information is transmitted to a data server through a plurality of communication modules installed on the side wall of the mine hole as uplink communication.

2. A downhole optical communication system based on visible light communication according to claim 1, wherein: clearance mechanism is including solid fixed ring (10), gu fixed ring (10) are fixed cup joints on the lateral wall of installation cover (3), and open on the leading flank of solid fixed ring (10) dead slot (11), the tank bottom of dead slot (11) is connected with the lantern ring (13) through memory wire (12), fixedly connected with is used for cleaning transparent rubber membrane (14) of fixation lamp (1) lamp shade on the lateral surface of the lantern ring (13), and goes back many heat conduction poles (15) of fixedly connected with on the lateral surface of the lantern ring (13), the outer end of heat conduction pole (15) and the lamp shade looks adaptation of fixation lamp (1).

3. A downhole optical communication system based on visible light communication according to claim 2, wherein: the symmetry is equipped with a plurality of limiting plates (20) on the lantern ring (13), fixedly connected with gag lever post (21) on the medial surface of limiting plate (20), the inner of gag lever post (21) runs through solid fixed ring (10) and fixedly connected with bulge loop (25) through open through hole (26) that have on solid fixed ring (10), and equal fixedly connected with metal shrapnel (27) that incline opposite direction on the both ends cell wall of through hole (26).

4. A downhole optical communication system based on visible light communication according to claim 1, wherein: open on the casing of fixed lamp (1) and have draw-in groove (16), the meshing is connected with positioning bolt (17) with draw-in groove (16) looks adaptation on installation cover (3), the rear end internal meshing of installation cover (3) is connected with end cover (18), the inside at end cover (18) is installed in controller (24), it has through groove (19) that are used for giving installation pole (5) the position to let out to open on the lateral wall of installation cover (3).

5. A downhole optical communication system based on visible light communication according to claim 1, wherein: the data server communicates control commands as downlink communications through a nearest one of the controllers (24) to a plurality of communication modules mounted on the side walls of the mine.

6. A downhole optical communication system based on visible light communication according to claim 5, wherein: the control command is one or more of action instructions of the camera (32), sending audio information and giving an alarm.

7. A downhole optical communication system based on visible light communication according to claim 6, wherein: the system further comprises a helmet for wearing on the individual, the helmet being provided with a photo-receiving panel (6) and a controller (24).

8. A downhole optical communication system based on visible light communication according to claim 7, wherein: the safety helmet is also provided with a head-mounted lamp (2) controlled by a controller (24).

9. A downhole optical communication system based on visible light communication according to any of claims 1-8, wherein: the photoelectric receiving plate (6) is a solar panel.

Technical Field

The invention relates to the technical field of underground safety operation, in particular to an underground optical communication system based on visible light communication.

Background

Coal mines are widely distributed on the earth, are the most abundant and direct natural fuel resources in the world, and due to the particularity of the coal mines, which belong to nonrenewable resources, although scientific development is carried out at any time and a lot of other energy sources are appeared to gradually replace coal resources, coal still plays an important role in human activities at present. Most coal mines in the world are underground coal mines, the depth of the mines is continuously increased along with the continuous promotion of the mining degree, the safety problem of the coal mines is always an important problem of mine production activities, and how to strengthen the safety production, improve the early warning and the post-accident treatment is the urgent priority of many underground coal mines at present. Because the underground coal mine environment is special, most of the underground coal mine environment is of a roadway type, other metal mines are associated with a plurality of coal mines, the traditional radio mode is easy to interfere, the conventional ideal effect cannot be achieved, the mine belongs to an explosion-proof environment, the radio is easy to gather energy at an antenna position through the transmission of electromagnetic waves, an additional explosion-proof mechanism is also needed, the underground use is not facilitated, point-to-point communication can be implemented only through a cable mode, and the cost and manpower of wiring construction are increased.

The mine is located underground for 24 hours and needs lighting, and if the existing lighting facilities can be used for carrying out optical communication transmission and integrating the lighting facilities with a sound and picture monitoring system, the implementation of underground safe production can be facilitated; in addition, the lighting system of the underground coal mine can be shielded by coal ash due to environmental factors. We propose a downhole optical communication system based on visible light communication.

Disclosure of Invention

The present invention is directed to a downhole optical communication system based on visible light communication, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a downhole optical communication system based on visible light communication comprises a fixed lamp and a camera, wherein the fixed lamp and the camera are both installed on the side wall of a mine hole through an installation frame, a controller used for processing signals is installed inside an installation sleeve, the controller is connected with a photoelectric receiving plate used for receiving optical signals through an installation rod fixedly connected with the controller, a cleaning mechanism used for cleaning a lampshade of the fixed lamp is arranged outside the installation sleeve, the system also comprises a data server located on the ground of a mine, and the data server is electrically connected with a nearest controller;

the fixed lamp, the camera, the photoelectric receiving board and the controller which are positioned on the same are used as a communication module, and data information is transmitted to a data server as uplink communication through a plurality of communication modules arranged on the side wall of the mine hole.

Preferably, clearance mechanism is including solid fixed ring, the fixed ring is fixed to be cup jointed on the lateral wall of installation cover, and opens on solid fixed ring's the leading flank has the dead slot, the tank bottom of dead slot is connected with the lantern ring through the memory wire, fixedly connected with is used for cleaning the transparent rubber membrane of fixation lamp shade on the lateral surface of the lantern ring, and goes back many heat conduction poles of fixedly connected with on the lateral surface of the lantern ring, the outer end of heat conduction pole and the lamp shade looks adaptation of fixation lamp.

Preferably, the lantern ring is symmetrically provided with a plurality of limiting plates, the inner side face of each limiting plate is fixedly connected with a limiting rod, the inner end of each limiting rod penetrates through the fixing ring and the convex ring through a through hole formed in the fixing ring, and metal elastic pieces with opposite inclination directions are fixedly connected to the groove walls at the two ends of the through hole.

Preferably, it has the draw-in groove to open on the casing of fixed light, the meshing is connected with the positioning bolt with draw-in groove looks adaptation on the installation cover, the rear end inside meshing of installation cover is connected with the end cover, the inside at the end cover is installed to the controller, it has the groove that runs through that is used for letting out the position for the installation pole to open on the lateral wall of installation cover.

Preferably, the data server communicates the control commands as downlink communications through the nearest one of the controllers to a plurality of communication modules mounted on the side wall of the mine cavity.

Preferably, the control command is one or more of an action instruction of the camera, sending audio information and giving an alarm.

Preferably, the system further comprises a safety helmet worn on the individual, and the safety helmet is provided with a photoelectric receiving board and a controller.

Preferably, the safety helmet is further provided with a head lamp controlled by the controller.

Preferably, the photoelectric receiving plate is a solar panel.

Compared with the prior art, the invention has the beneficial effects that: the communication module is formed by combining the fixed lamp, the camera, the controller and the photoelectric receiving plate, the underground video influence can be transmitted to the data server on the ground in real time in an uplink communication mode by utilizing the original lighting system without additionally arranging a circuit, so that the safety supervision is realized, and the cleaning structure without an external power source arranged on the fixed lamp meets the underground explosion-proof requirement; in addition, the data server can also utilize the communication module to carry out downlink communication on the control command, can carry out transmission such as voice broadcast and camera action instructions, and the system also comprises a photoelectric receiving board and a controller which are worn by each individual and can directly broadcast relevant downlink information aiming at the individual, thereby being beneficial to improving the safety.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the fixed lamp and mounting sleeve of the present invention;

FIG. 3 is a comparison of the deformation of the transparent rubber film of the present invention before and after deformation;

FIG. 4 is a comparison of the motion of a stop lever of the present invention;

FIG. 5 is a schematic view of the mounting of the head lamp of the present invention;

FIG. 6 is an exploded view of the rotating plate and recess of the present invention;

FIG. 7 is a diagram illustrating an application scenario of the present invention.

In the figure: 1. the fixed lamp, 2, wear the lamp, 3, the installation cover, 4, the mounting bracket, 5, the installation pole, 6, the photoelectricity receiver panel, 7, the installation piece, 8, the stabilizer blade, 9, the connecting rod, 10, solid fixed ring, 11, the dead slot, 12, the memory wire, 13, the lantern ring, 14, the transparent rubber membrane, 15, the heat conduction pole, 16, the draw-in groove, 17, positioning bolt, 18, the end cover, 19, the through groove, 20, the limiting plate, 21, the gag lever post, 22, commentaries on classics board, 23, the recess, 24, the controller, 25, the bulge loop, 26, the through hole, 27, the metal shrapnel, 28, the bracing piece, 29, the sound receiving hole, 30, the megaphone, 31, the slot, 32, the camera.

Detailed Description

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

Please refer to fig. 1-7: