CN220399240U - Automatic gas concentration detection device for coal mine - Google Patents

Abstract

The utility model relates to the field of automatic gas concentration detection devices, and discloses an automatic gas concentration detection device for a coal mine, which comprises a mounting seat, wherein a shell is connected inside the mounting seat in a sliding manner, an LCD screen is arranged on the upper side of the front end of the shell, a loudspeaker is fixedly connected in the middle of the front end of the shell, alarm LED lamps are fixedly connected on the left side and the right side of the front end of the shell, a detection head is fixedly connected at the bottom end of the shell, and a camera is rotatably connected inside the front end of the detection head. According to the utility model, through the cooperation of the structures such as the detection head, the laser probe and the like, all-weather uninterrupted detection can be realized, the detection distance is long, the detection range is wide, the ppm-level trace detection can be realized, the detection efficiency is high, the detection omission condition can not occur, once methane gas is detected to exceed a preset value, millisecond-level response can be realized, and an audible and visual alarm can be realized, so that workers can withdraw to a safe place, and the safe production is ensured.

Description

Automatic gas concentration detection device for coal mine

Technical Field

The utility model relates to the technical field of automatic gas concentration detection devices, in particular to an automatic gas concentration detection device for a coal mine.

Background

At present, the underground coal mines of all countries all have the existence of toxic and harmful gases such as methane, carbon dioxide, carbon monoxide and the like, and the concentration of the toxic and harmful gases is measured by manual timing and fixed-point inspection and the toxic and harmful detection sensor is additionally arranged. The defects of manual detection are as follows: the space with toxic and harmful gases cannot be fully covered, the detection is carried out in a full time period, and the error of the detection result is large; the methane sensor installed underground in the coal mine is installed in the wind flow of toxic and harmful gas in the coal mine at a fixed position and at a fixed angle, a sensitive element is adopted to be in direct contact with the detected gas, and the gas is detected through chemical reaction, so that the methane sensor is a consumption type sensing device, the full-coverage detection of space cannot be achieved, and the detection result has a great relation with the installation position.

Disclosure of Invention

In order to make up for the defects, the utility model provides an automatic gas concentration detection device for a coal mine, and aims to solve the problems that the detection result error is large because the detection device cannot fully cover and detect the space with toxic and harmful gas in a full period of time.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a gas concentration automatic checkout device for colliery, includes the mount pad, the inside sliding connection of mount pad has the casing, the front end upside of casing is provided with the LCD screen, the front end middle part fixedly connected with loudspeaker of casing, the equal fixedly connected with warning LED lamp in front end left and right sides of casing, the bottom fixedly connected with of casing detects the head, the inside rotation of front end that detects the head is connected with the camera, the front end upside fixedly connected with laser probe of camera, the front end periphery fixedly connected with of camera a plurality of light filling LED lamps, the rear end of casing is provided with the socket, the top rotation of mount pad is connected with the couple.

As a further description of the above technical solution:

the loudspeaker is arranged between the two alarm LED lamps.

As a further description of the above technical solution:

the outside of detecting the head and the inside sliding connection of mount pad.

As a further description of the above technical solution:

and a damping element is arranged at the joint of the hook and the mounting seat.

The utility model has the following beneficial effects:

according to the utility model, through the cooperation of the structures such as the detection head, the laser probe, the camera, the alarm LED lamp and the like, all-weather uninterrupted detection can be realized, the detection distance is long, the detection range is wide, the ppm-level trace detection can be realized, the detection efficiency is high, the detection omission condition can not occur, once methane gas is detected to exceed a preset value, millisecond-level response can be realized, the audible and visual alarm can be realized, workers can be evacuated to a safe place, and the safe production is ensured.

Drawings

FIG. 1 is a perspective view of an automatic gas concentration detection device for a coal mine, which is provided by the utility model;

FIG. 2 is a schematic diagram of a jack structure of an automatic gas concentration detection device for coal mines;

fig. 3 is an enlarged view at a in fig. 1.

Legend description:

1. a mounting base; 2. a housing; 3. an LCD screen; 4. a horn; 5. an alarm LED lamp; 6. a camera; 7. a laser probe; 8. a light supplementing LED lamp; 9. a socket; 10. a hook; 11. and a detection head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a colliery is with gaseous concentration automatic checkout device, including mount pad 1, mount pad 1 provides the installation space for detecting head 11, the inside sliding connection of mount pad 1 has casing 2, casing 2 is stainless steel, the upside is connected with the dust cover through the universal joint, provide the guard action to inside detection device, the front end upside of casing 2 is provided with LCD screen 3, LCD screen 3 can show methane gas concentration numerical value constantly, the front end middle part fixedly connected with loudspeaker 4 of casing 2, when methane gas concentration surpasses the default, loudspeaker 4 can carry out the alarm, thereby can make emergency measure to reminding the workman, the front end left and right sides of casing 2 all fixedly connected with warning LED lamp 5, when methane gas concentration surpasses the default, warning LED lamp 5 can give out light, cooperate loudspeaker 4 to use, thereby can remind the workman to make emergency measure, the bottom fixedly connected with detecting head 11 of casing 2, the detection head 11 can detect methane gas, the camera 6 is rotationally connected to the inside of the front end of the detection head 11, the camera 6 adopts an integrated network high-definition camera 6, when methane gas needs fixed-point directional detection, the camera 6 can provide high-definition video of detection points, the upper side of the front end of the camera 6 is fixedly connected with the laser probe 7, the laser probe 7 can generate laser to detect methane gas, the detection distance is far, 100 meters can be detected at the farthest, the periphery of the front end of the camera 6 is fixedly connected with a plurality of light supplementing LED lamps 8, the light supplementing LED lamps 8 can illuminate the inside of a mine hole, further the camera 6 can be used for more clearly shooting, the rear end of the shell 2 is provided with a socket 9, the socket 9 provides power and data communication for the device through a monitoring data line socket 9, the top end of the installation seat 1 is rotationally connected with a hook 10, by using the hook 10, the device can be mounted on the inner top wall of the mine cavity, and normal operation of machinery such as a mine car is not hindered.

Horn 4 sets up between two warning LED lamps 5 to make whole proportion more harmonious, detect the outside of first 11 and the inside sliding connection of mount pad 1, thereby make detect the first 11 convenient installation dismantlement of going on, couple 10 and mount pad 1 junction are provided with damping element, thereby when not manually moving couple 10, mount pad 1 can not remove with couple 10.

Working principle: when the methane gas needs to be detected, the detection head 11 is started to operate, the camera 6 can be further rotated, the laser probe 7 is driven to rotate, the laser probe 7 can be further used for detecting the methane gas in an all-dimensional mode, once the detected methane gas exceeds a preset value, the alarm LED lamp 5 can be controlled to be started, so that the light is lightened, the loudspeaker 4 can be controlled to give out an alarm, the worker can be prompted to carry out the methane gas superelevation, further emergency measures are prompted, the detection device can be used for carrying out all-weather uninterrupted detection, the detection distance is long, the detection range is wide, the ppm level trace can be detected, the detection efficiency is high, the omission detection condition can not occur, and once the methane gas is detected to exceed the preset value, millisecond level response can be carried out, the sound and light alarm can be carried out, so that the worker can be evacuated to a safe place, and the safety production is guaranteed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (4)

1. The utility model provides a colliery is with gaseous concentration automatic checkout device, includes mount pad (1), its characterized in that: inside sliding connection of mount pad (1) has casing (2), the front end upside of casing (2) is provided with LCD screen (3), the front end middle part fixedly connected with loudspeaker (4) of casing (2), the equal fixedly connected with warning LED lamp (5) in front end left and right sides of casing (2), the bottom fixedly connected with of casing (2) detects head (11), the inside rotation of front end of detecting head (11) is connected with camera (6), the front end upside fixedly connected with laser probe (7) of camera (6), the front end periphery fixedly connected with a plurality of light filling LED lamps (8) of camera (6), the rear end of casing (2) is provided with socket (9), the top rotation of mount pad (1) is connected with couple (10).

2. The automatic gas concentration detection apparatus for coal mine as claimed in claim 1, wherein: the loudspeaker (4) is arranged between the two alarm LED lamps (5).

3. The automatic gas concentration detection apparatus for coal mine as claimed in claim 1, wherein: the outer part of the detection head (11) is in sliding connection with the inner part of the mounting seat (1).

4. The automatic gas concentration detection apparatus for coal mine as claimed in claim 1, wherein: a damping element is arranged at the joint of the hook (10) and the mounting seat (1).