Hydrogen sulfide control device for coal seam working face

Abstract

The utility model relates to the technical field of coal mine safety, in particular to a hydrogen sulfide control device for a coal seam working face. The hydrogen sulfide control device for the coal seam working face can efficiently adsorb and purify hydrogen sulfide gas in the coal seam working face, and is simple in structure and convenient to clean and maintain. A hydrogen sulfide prevention and control device for a coal seam working face comprises a shell frame, rollers and the like, and the lower portion of the shell frame is rotationally connected with the multiple rollers. The waste liquid box can be cleaned by drawing out the protective net, cleaning the internal fan and drawing out the waste liquid box through the handle, the drawing door plate can be drawn out, and the activated carbon plate can be drawn out for cleaning, so that hydrogen sulfide gas in the coal seam working face can be efficiently adsorbed and purified, and meanwhile, the device is simple in structure and convenient to use. The hydrogen sulfide control device for the coal seam working face is convenient to clean and maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine safety, in particular to a hydrogen sulfide prevention and control device for a coal seam working face. Background Art

[0002] During the coal seam working face mining process, the abnormal enrichment and sudden outburst of hydrogen sulfide gas is a serious safety hazard. Hydrogen sulfide is a colorless, toxic gas with the smell of rotten eggs. It mainly harms the human central nervous system and respiratory system. The long-term excessive concentration of hydrogen sulfide at the coal seam working face poses a serious threat to the health of underground workers.

[0003] The existing method for preventing and controlling hydrogen sulfide in coal seam working faces mainly involves drawing the gas into a purification and adsorption device through an exhaust device, and purifying the air in the coal seam working face by spraying alkaline water for neutralization or adsorption. However, the existing purification device has a complex structure, and when cleaning and maintenance are required, the operation is cumbersome, inefficient, and inconvenient.

[0004] Therefore, a hydrogen sulfide prevention and control device for coal seam working face is now developed, which can efficiently adsorb and purify hydrogen sulfide gas in the coal seam working face, has a simple structure, and is easy to clean and maintain. Utility Model Content

[0005] In order to overcome the shortcomings of existing hydrogen sulfide purification devices, such as complex structure, cumbersome operation, low efficiency and inconvenience when cleaning and maintenance are required, the utility model provides a hydrogen sulfide prevention and control device for coal seam working faces, which can efficiently adsorb and purify hydrogen sulfide gas in coal seam working faces, and has a simple structure and is easy to clean and maintain.

[0006] The technical solution of the utility model is: a hydrogen sulfide prevention and control device for a coal seam working face, comprising an outer shell frame, a roller, a waste liquid tank, a filter, a waste liquid outlet, a spray assembly, an exhaust assembly and an adsorption assembly, a plurality of rollers are rotatably connected to the lower portion of the outer shell frame, the lower portion of the outer shell frame is also slidably connected to the waste liquid tank, the rollers are all in contact with the waste liquid tank, the lower portion of the outer shell frame is also slidably connected to the filter, the filter is located above the waste liquid tank, the lower right portion of the waste liquid tank is connected to the waste liquid outlet, the middle portion of the outer shell frame is provided with a spray assembly capable of spraying hydrogen sulfide, the outer shell frame portion is provided with an exhaust assembly capable of inhaling air, and the right portion of the outer shell frame is provided with an adsorption assembly capable of adsorption.

[0007] Furthermore, it also includes universal wheels, and the lower sides of the left and right parts of the outer shell frame are rotatably connected to two front and rear universal wheels.

[0008] Furthermore, it also includes a hollow square tube, a spray head and a water inlet. The upper part of the outer shell frame is connected to two left and right hollow square tubes, and multiple spray heads are connected to the hollow square tubes. The upper rear side of the outer shell frame is connected to two left and right water inlets, and the water inlets are connected to adjacent hollow square tubes.

[0009] Furthermore, the exhaust assembly includes a protective net, a fan, a motor and a grille. The protective net is slidably connected to the left side of the outer shell frame, the grille is connected to the left side of the outer shell frame, the motor is connected to the grille, and the fan is connected to the motor output shaft.

[0010] Furthermore, the adsorption component includes an activated carbon plate, a shutter and a sliding door panel. A plurality of slide grooves are clamped on the inner right side of the outer shell frame, and the activated carbon plates are slidingly clamped in the slide grooves. The shutter is connected to the right side of the outer shell frame, and the sliding door panel is slidingly clamped on the right rear side of the outer shell frame.

[0011] Furthermore, the waste liquid tank, protective net, and sliding door panel are all provided with handles.

[0012] The beneficial effect is: the utility model can clean the internal fan by pulling out the protective net, clean the waste liquid tank by pulling out the handle, and pull out the sliding door panel to pull out the activated carbon plate for cleaning, thereby achieving the effect of being able to efficiently adsorb and purify the hydrogen sulfide gas in the coal seam working face, and at the same time having a simple structure and being easy to clean and maintain, and being a hydrogen sulfide prevention and control device for the coal seam working face. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the first three-dimensional structure of the utility model.

[0014] Figure 2 This is a schematic diagram of the second three-dimensional structure of the utility model.

[0015] Figure 3 This is a schematic diagram of the first cross-sectional three-dimensional structure of the utility model.

[0016] Figure 4 This is a schematic diagram of the second cross-sectional three-dimensional structure of the utility model.

[0017] Figure 5 This is a schematic diagram of the third cross-sectional three-dimensional structure of the utility model.

[0018] In the accompanying drawings: 1-universal wheel, 2-shell frame, 3-drum, 4-waste liquid tank, 5-filter, 6-hollow square tube, 7-spray head, 8-water inlet, 9-protective net, 10-fan, 11-motor, 12-activated carbon plate, 13-chute, 14-louver, 15-sliding door panel, 16-waste liquid outlet, 17-grating. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0020] A hydrogen sulfide prevention and control device for coal seam working face, such as Figure 1-Figure 5 As shown, it includes a universal wheel 1, an outer shell frame 2, a roller 3, a waste liquid tank 4, a filter 5, a hollow square tube 6, a spray head 7, a water inlet 8, a protective net 9, a fan 10, a motor 11, an activated carbon plate 12, a shutter 14, a pull-out door panel 15, a waste liquid outlet 16 and a grille 17. The lower sides of the left and right parts of the outer shell frame 2 are rotatably connected to the front and rear universal wheels 1, the lower part of the outer shell frame 2 is rotatably connected to twenty rollers 3, the lower part of the outer shell frame 2 is also slidably connected to the waste liquid tank 4, the rollers 3 are in contact with the waste liquid tank 4, the lower part of the outer shell frame 2 is also slidably connected to the filter 5, the filter 5 is located above the waste liquid tank 4, the lower right part of the waste liquid tank 4 is connected to the waste liquid outlet 16, the upper part of the outer shell frame 2 is connected It is connected to two hollow square tubes 6 on the left and right, and seven spray heads 7 are connected to the hollow square tubes 6. The upper rear side of the outer shell frame 2 is connected to two water inlets 8 on the left and right, and the water inlets 8 are connected to adjacent hollow square tubes 6. The left side of the outer shell frame 2 is slidably connected with a protective net 9, the left side of the outer shell frame 2 is connected to a grille 17, the grille 17 is connected to a motor 11, and the output shaft of the motor 11 is connected to a fan 10. The inner right side of the outer shell frame 2 is connected with three chutes 13, and the chutes 13 are slidably connected with activated carbon plates 12. The right side of the outer shell frame 2 is connected to a shutter 14, and the right rear side of the outer shell frame 2 is slidably connected with a pull-out door panel 15. The waste liquid tank 4, the protective net 9, and the pull-out door panel 15 are all provided with handles for easy pulling.

[0021] When using the present invention, first, the outer shell frame 2 can be pushed to rotate the universal wheel 1 and move the device to the hydrogen sulfide prevention and control area on the coal seam working surface. Then, the motor 11 on the grille 17 can be started to rotate the fan 10 to extract the air in the coal seam working surface into the inner shell frame 2. The protective net 9 can protect the fan 10 to prevent the debris in the coal seam working surface from entering and damaging the fan 10. The extracted air passes through the grille 17 and enters the middle part of the outer shell frame 2. Then, the water inlet 8 is connected to the water inlet pipe so that water flows from the water inlet 8 into the spray head 7 and is sprayed out from the spray head 7. The hydrogen sulfide in the air is adsorbed by the water spraying, and the wastewater adsorbed with hydrogen sulfide will pass through After filtering, the filter mesh 5 flows into the waste liquid tank 4 for collection, and the collected waste water can be discharged through the waste liquid outlet 16 for subsequent treatment. The air after spraying will circulate to the right part of the outer shell frame 2, and after being adsorbed by the activated carbon plate 12, the residual hydrogen sulfide will be completely adsorbed and then discharged from the pull-out door panel 15. When the device needs to be cleaned and maintained, the protective net 9 can be pulled out, the internal fan 10 can be cleaned, and the waste liquid tank 4 can be cleaned by pulling out the handle. The pull-out door panel 15 can be pulled out, and the activated carbon plate 12 can be pulled out for cleaning, thereby achieving the effect of efficiently adsorbing and purifying the hydrogen sulfide gas in the coal seam working face. At the same time, the structure is simple, and it is easy to clean and maintain.

[0022] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and are not intended to limit the scope of protection of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention may be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the present invention.

Claims

1. A hydrogen sulfide prevention and control device for a coal seam working face, characterized by: The invention comprises an outer shell frame (2), a roller (3), a waste liquid tank (4), a filter (5), a waste liquid outlet (16), a spray component, an exhaust component and an adsorption component. The lower part of the outer shell frame (2) is rotatably connected to a plurality of rollers (3). The lower part of the outer shell frame (2) is also slidably connected to the waste liquid tank (4). The rollers (3) are all in contact with the waste liquid tank (4). The lower part of the outer shell frame (2) is also slidably connected to the filter (5). The filter (5) is located above the waste liquid tank (4). The lower right part of the waste liquid tank (4) is connected to the waste liquid outlet (16). The middle part of the outer shell frame (2) is provided with a spray component capable of spraying hydrogen sulfide. The upper part of the outer shell frame (2) is provided with an exhaust component capable of inhaling air. The right part of the outer shell frame (2) is provided with an adsorption component capable of adsorption.

2. The hydrogen sulfide prevention and control device for coal seam working face according to claim 1, characterized in that: It also includes a universal wheel (1), and the lower sides of the left and right parts of the outer shell frame (2) are both rotatably connected to the front and rear universal wheels (1).

3. The hydrogen sulfide prevention and control device for coal seam working face according to claim 1, characterized in that: The utility model further comprises a hollow square tube (6), a spray head (7) and a water inlet (8); the upper portion of the outer shell frame (2) is connected to two left and right hollow square tubes (6); a plurality of spray heads (7) are connected to the hollow square tubes (6); the upper rear portion of the outer shell frame (2) is connected to two left and right water inlets (8); and the water inlets (8) are both connected to adjacent hollow square tubes (6).

4. The hydrogen sulfide prevention and control device for coal seam working face according to claim 3, characterized in that: The exhaust assembly includes a protective net (9), a fan (10), a motor (11) and a grille (17). The protective net (9) is slidably connected to the left side of the outer shell frame (2). The left side of the outer shell frame (2) is connected to the grille (17). The grille (17) is connected to the motor (11). The fan (10) is connected to the output shaft of the motor (11).

5. The hydrogen sulfide prevention and control device for coal seam working face according to claim 4, characterized in that: The adsorption component includes an activated carbon plate (12), a shutter (14) and a drawer door panel (15); a plurality of slide grooves (13) are clamped on the inner side of the right portion of the outer shell frame (2); the activated carbon plate (12) is slidably clamped in the slide grooves (13); the shutter (14) is connected to the right side of the outer shell frame (2); and the drawer door panel (15) is slidably clamped on the right rear portion of the outer shell frame (2).

6. The hydrogen sulfide prevention and control device for coal seam working face according to claim 5, characterized in that: The waste liquid tank (4), the protective net (9), and the drawer door panel (15) are all provided with handles for easy pulling.

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