Underground coal mine air detection and air door state monitoring device

Abstract

The utility model discloses an underground coal mine air detection and air door state monitoring device, which belongs to the technical field of mining equipment and comprises a mounting plate and a display mechanism mounted on the front side of the mounting plate, and a mining air door opening and closing state sensor mounted on the front side of the mounting plate is arranged below the display mechanism. And a mining methane sensor mounted on the front surface of the mounting plate is arranged on one side of the display mechanism. According to the utility model, through the mining air door opening and closing state sensor, the mining methane sensor and the mining carbon monoxide sensor, the opening and closing state of the air door can be monitored during use, and meanwhile, the air quality of a roadway where the air door is located can be detected; opening and closing of the underground air door can be flexibly adjusted according to the carbon monoxide concentration and the methane concentration detected in a roadway, the direction and flow of air flow are effectively controlled, and dangerous hidden dangers brought to mine safety due to gathering of harmful gas are avoided.

Description

Technical Field

[0001] The utility model relates to an underground air detection and air door state monitoring device for a coal mine, belonging to the technical field of mining equipment. Background Art

[0002] The damper is the main ventilation facility in coal mines, which not only controls and dispatches the airflow, but also plays an important role in controlling the scope of the disaster and reducing the severity of the disaster, especially when a fire, gas or coal dust explosion occurs. Therefore, in addition to correctly selecting and determining the position and quantity of the dampers, the construction quality of the dampers must be ensured, and the opening and closing of the dampers in each tunnel must be monitored underground. The existing devices can only perform simple monitoring of the opening and closing of the dampers when in use, and their functions are relatively simple. In view of the above problems, the utility model proposes a new solution. Utility Model Content

[0003] The main purpose of the utility model is to solve the deficiencies of the prior art and provide a coal mine underground air detection and air door state monitoring device.

[0004] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0005] A coal mine underground air detection and damper status monitoring device, comprising a mounting plate and a display mechanism installed on the front of the mounting plate, a mine damper opening and closing status sensor installed on the front of the mounting plate is provided below the display mechanism, a mine methane sensor installed on the front of the mounting plate is provided on one side of the display mechanism, a mine carbon monoxide sensor installed on the front of the mounting plate is provided on one side of the mine methane sensor, and a plurality of evenly distributed first through holes are opened on the mounting plate.

[0006] Preferably, a protective cover is installed on the front of the mounting plate by means of a plurality of fixing bolts. Two air inlet windows are provided on the front of the protective cover, which respectively cooperate with the mining methane sensor and the mining carbon monoxide sensor, and a filter is installed inside the air inlet window.

[0007] Preferably, the protective cover is located outside the display mechanism, the mining air door opening and closing state sensor, the mining methane sensor and the mining carbon monoxide sensor.

[0008] Preferably, the protective cover comprises a cover body, and a second through hole and a third through hole cooperating with the display mechanism are formed on the front side of the cover body.

[0009] Preferably, an insert block is installed at one end of the cover body, and a groove that cooperates with the insert block is formed on the front side of the mounting plate.

[0010] Preferably, the insert block and the mounting plate are both provided with screw holes that cooperate with the fixing bolts.

[0011] Preferably, the display mechanism comprises a display screen installed on the front side of the mounting plate, a first indicator light group is provided below the display screen, and a second indicator light group is provided below the first indicator light group.

[0012] Preferably, the mining damper opening and closing state sensor is a GFK50 mining damper opening and closing state sensor.

[0013] Preferably, the mining methane sensor is a GJC10 mining methane sensor.

[0014] Preferably, the mining carbon monoxide sensor is a GTH1000 mining carbon monoxide sensor.

[0015] Beneficial technical effects of the utility model: According to the coal mine underground air detection and damper status monitoring device of the utility model, through the mine damper opening and closing status sensor, the mine methane sensor, and the mine carbon monoxide sensor, the opening and closing status of the damper can be monitored during use, and the air quality of the tunnel where the damper is located can also be detected. The opening and closing of the underground damper can be flexibly adjusted according to the carbon monoxide concentration and methane concentration detected in the tunnel, effectively controlling the direction and flow of the wind flow, avoiding the accumulation of harmful gases, and posing a dangerous hidden danger to mine safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment provided by the utility model;

[0017] Figure 2 A schematic diagram of the internal structure of a preferred embodiment provided by the utility model;

[0018] Figure 3 A schematic diagram of the structure of a mounting plate according to a preferred embodiment of the utility model;

[0019] Figure 4 A schematic diagram of a cover structure according to a preferred embodiment of the utility model;

[0020] Figure 5 According to a preferred embodiment of the present invention Figure 1 A magnified view of the structure at A;

[0021] Figure 6 According to a preferred embodiment of the present invention Figure 4 Enlarged view of the structure at B.

[0022] In the figure: 1. mounting plate; 2. protective cover; 3. fixing bolt; 4. display screen; 5. first indicator light group; 6. second indicator light group; 7. filter screen; 8. air intake window; 9. mine air door opening and closing status sensor; 10. mine methane sensor; 11. mine carbon monoxide sensor; 12. first through hole; 13. groove; 201. cover body; 202. second through hole; 203. third through hole; 204. plug block; 205. screw hole. DETAILED DESCRIPTION

[0023] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0024] like Figure 1-Figure 6 As shown, the coal mine underground air detection and damper state monitoring device provided by this embodiment includes a mounting plate 1, and a display mechanism installed on the front of the mounting plate 1, a mine damper opening and closing state sensor 9 installed on the front of the mounting plate 1 is provided below the display mechanism, a mine methane sensor 10 installed on the front of the mounting plate 1 is provided on one side of the display mechanism, a mine carbon monoxide sensor 11 installed on the front of the mounting plate 1 is provided on one side of the mine methane sensor 10, and a plurality of evenly distributed first through holes 12 are provided on the mounting plate 1. Through the mine damper opening and closing state sensor 9, the mine methane sensor 10, and the mine carbon monoxide sensor 11, the opening and closing state of the damper can be monitored during use, and the air quality of the lane where the damper is located can also be detected, and the opening and closing of the underground damper can be flexibly adjusted according to the carbon monoxide concentration and methane concentration detected in the lane, so as to effectively control the direction and flow of the wind flow, avoid the accumulation of harmful gases, and bring hidden dangers to the safety of the mine, and through the setting of the first through hole 12, the mounting plate 1 can be conveniently fixed with the expansion screw.

[0025] The front of the mounting plate 1 is provided with a protective cover 2 through a plurality of fixing bolts 3. The front of the protective cover 2 is provided with two air intake windows 8 respectively cooperating with the mining methane sensor 10 and the mining carbon monoxide sensor 11. The inside of the air intake window 8 is provided with a filter 7. The setting of the air intake window 8 facilitates the air in the tunnel to enter the inside of the protective cover 2, and facilitates the mining methane sensor 10 and the mining carbon monoxide sensor 11 to monitor the air in the tunnel. The setting of the air intake window 8 can filter the air.

[0026] The protective cover 2 is located on the outside of the display mechanism, the mine air door opening and closing status sensor 9, the mine methane sensor 10 and the mine carbon monoxide sensor 11. Through the setting of the protective cover 2, the display mechanism, the mine air door opening and closing status sensor 9, the mine methane sensor 10 and the mine carbon monoxide sensor 11 can be protected.

[0027] The protective cover 2 includes a cover body 201, one end of which is installed with an insert block 204, the front of the mounting plate 1 is provided with a groove 13 that cooperates with the insert block 204, and the insert block 204 and the mounting plate 1 are both provided with screw holes 205 that cooperate with the fixing bolts 3. Through the arrangement of the insert block 204, the screw hole 205, the groove 13 and the fixing bolts 3, the cover body 201 can be conveniently installed on the front of the mounting plate 1.

[0028] A second through hole 202 and a third through hole 203 cooperating with the display mechanism are provided on the front of the cover body 201. The display mechanism includes a display screen 4 installed on the front of the mounting plate 1. A first indicator light group 5 is provided below the display screen 4, and a second indicator light group 6 is provided below the first indicator light group 5. The second through hole 202 facilitates the viewing of the display screen 4, and the third through hole 203 facilitates the viewing of the first indicator light group 5 and the second indicator light group 6. The display screen 4, the first indicator light group 5 and the second indicator light group 6 facilitate the viewing of the underground methane concentration and the carbon monoxide concentration by cooperating with the mining methane sensor 10 and the mining carbon monoxide sensor 11. The first indicator light group 5 and the second indicator light group 6 are both composed of a plurality of lamp beads. When in use, the concentration of the gas in the tunnel can be viewed according to the number of lamp beads that are lit.

[0029] The mine air door opening and closing state sensor 9 is a GFK50 mine air door opening and closing state sensor, the mine methane sensor 10 is a GJC10 mine methane sensor, and the mine carbon monoxide sensor 11 is a GTH1000 mine carbon monoxide sensor. Through the mine air door opening and closing state sensor 9, the mine methane sensor 10 and the mine carbon monoxide sensor 11, the opening and closing state of the air door can be monitored during use, and the air quality of the tunnel where the air door is located can also be detected.

[0030] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A coal mine underground air detection and damper status monitoring device, characterized in that: The invention comprises a mounting plate (1), and a display mechanism mounted on the front of the mounting plate (1); a mine air door opening and closing state sensor (9) mounted on the front of the mounting plate (1) is provided below the display mechanism; a mine methane sensor (10) mounted on the front of the mounting plate (1) is provided on one side of the display mechanism; a mine carbon monoxide sensor (11) mounted on the front of the mounting plate (1) is provided on one side of the mine methane sensor (10); and a plurality of evenly distributed first through holes (12) are provided on the mounting plate (1).

2. The coal mine underground air detection and damper status monitoring device according to claim 1, characterized in that: A protective cover (2) is mounted on the front of the mounting plate (1) via a plurality of fixing bolts (3); two air intake windows (8) are provided on the front of the protective cover (2) and are respectively matched with the mining methane sensor (10) and the mining carbon monoxide sensor (11); a filter screen (7) is installed inside the air intake window (8).

3. The coal mine underground air detection and damper status monitoring device according to claim 2, characterized in that: The protective cover (2) is located outside the display mechanism, the mine air door opening and closing state sensor (9), the mine methane sensor (10) and the mine carbon monoxide sensor (11).

4. The coal mine underground air detection and damper status monitoring device as claimed in claim 3, characterized in that: The protective cover (2) comprises a cover body (201), and a second through hole (202) and a third through hole (203) which cooperate with the display mechanism are provided on the front side of the cover body (201).

5. The coal mine underground air detection and damper status monitoring device as claimed in claim 4, characterized in that: An insert block (204) is installed at one end of the cover body (201), and a groove (13) cooperating with the insert block (204) is provided on the front side of the mounting plate (1).

6. The coal mine underground air detection and damper status monitoring device according to claim 5, characterized in that: The insert block (204) and the mounting plate (1) are both provided with screw holes (205) that cooperate with the fixing bolts (3).

7. The coal mine underground air detection and damper status monitoring device according to claim 1, characterized in that: The display mechanism comprises a display screen (4) mounted on the front of the mounting plate (1), a first indicator light group (5) is provided below the display screen (4), and a second indicator light group (6) is provided below the first indicator light group (5).

8. The coal mine underground air detection and damper status monitoring device according to claim 1, characterized in that: The mine air door opening and closing state sensor (9) is a GFK50 mine air door opening and closing state sensor.

9. The coal mine underground air detection and damper status monitoring device according to claim 1, characterized in that: The mining methane sensor (10) is a GJC10 mining methane sensor.

10. The coal mine underground air detection and damper status monitoring device according to claim 1, characterized in that: The mining carbon monoxide sensor (11) is a GTH1000 mining carbon monoxide sensor.

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