Dust suppression device for coal mining environment

Abstract

The utility model discloses a dust suppression device for a coal mining environment, which comprises a base, a lifting adjusting device is arranged in the base, a lifting plate is arranged on the lifting adjusting device, a water supply plate is arranged at the upper end of the lifting plate, a spray head is arranged at the lower end of the water supply plate, a fixing block is arranged on the side wall of the lifting plate, and the spray head is arranged on the fixing block. A water pipe is arranged in the fixing block and communicates with the water supply plate, and an auxiliary supporting device is arranged on the side wall of the base. The utility model belongs to the technical field of coal mine dust prevention, and particularly relates to a dust suppression device for a coal mining environment, which solves the problems that water flow dispersion is poor, water mist cannot be fully contacted with dust to settle, the dust prevention effect is poor and water resources are wasted when dust prevention is carried out in roadway tunneling at the present stage in a manner of manually holding a dust prevention pipe by hand.

Description

Technical Field

[0001] The utility model belongs to the technical field of coal mine dust prevention, in particular to a dust suppression device used in a coal mine mining environment. Background Art

[0002] When mining coal underground in coal mines, a large amount of coal dust and powder will be generated, which will not only pollute the environment in the tunnels, but also pose a safety hazard. Therefore, dust prevention in coal mines is a very important task.

[0003] At present, in the construction and excavation of coal mine rock tunnels, the dust prevention method is to spray water on the tunnel wall manually with a handheld dust prevention pipe. There are defects: the water flow has poor dispersion, and the dust cannot be well combined with the water mist to settle, which will waste a lot of water resources. Based on this, improvements are needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that at the current stage, when dust prevention is carried out in tunnel excavation, a manual handheld dust prevention pipe is adopted, the water flow is not well diffused, the water mist cannot fully contact and settle with the dust, the dust prevention effect is not good, and water resources are wasted.

[0005] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a dust suppression device for coal mining environment, comprising a base, a lifting and adjusting device is arranged in the base, a lifting plate is arranged on the lifting and adjusting device, a water supply plate is arranged at the upper end of the lifting plate, a nozzle is arranged at the lower end of the water supply plate, a fixed block is arranged on the side wall of the lifting plate, a water pipe is arranged in the fixed block and is connected with the water supply plate, and an auxiliary support device is arranged on the side wall of the base; the lifting and adjusting device comprises a screw rod 1, the screw rod 1 is rotated in the base, the screw rod 1 is threadedly connected with the lifting plate, a rotating shaft is rotatably arranged in the base, a crank is arranged at the outer end of the rotating shaft, a bevel gear 1 is arranged at the other end of the rotating shaft, a bevel gear 2 is arranged at the lower end of the screw rod 1 and is meshed with the bevel gear 1, by rotating the crank, the screw rod 1 will rotate and drive the lifting plate to adjust the height, so that the roadways at different heights can be dustproof, and the water mist sprayed by the nozzle is fully in contact with the dust in the roadway, which can play a good dustproof effect.

[0006] Furthermore, the auxiliary support device includes a groove plate, a slider is slidably provided in the groove plate, a support plate is fixedly provided on the side wall of the slider, a screw rod 2 is rotatably provided in the groove plate and is threadedly connected to the slider, a hand wheel is provided at the upper end of the screw rod 2, and the support plate is driven to rise and fall by the lifting and lowering of the slider, so that the base can be supported and fixed by the support plate to prevent tipping.

[0007] Preferably, the water supply plate is arranged in a hollow cavity shape and in a semicircular arc shape, and the nozzles are atomizing nozzles and a plurality of groups are arranged in an array on the water supply plate.

[0008] Preferably, a water valve is provided at the lower end of the water pipe.

[0009] Preferably, the bottom of the base is provided with walking wheels.

[0010] Preferably, auxiliary supporting devices are provided on both the front and rear sides of the base.

[0011] The utility model adopts the above structure to achieve the following beneficial effects:

[0012] 1. The utility model can spray water mist in the lane by setting a nozzle, and the nozzle sprays evenly to the lane space, which can effectively prevent dust in the lane, save water resources, and save manpower.

[0013] 2. The utility model can adjust the spraying height of the nozzle by setting a lifting adjustment device, which is suitable for dust prevention treatment of lanes with different heights.

[0014] 3. The utility model can support the base by arranging an auxiliary supporting device to maintain the stability of the base. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an overall stereogram of a dust suppression device for use in a coal mining environment according to the utility model;

[0016] Figure 2 This is a partial structural diagram of a lifting and adjusting device of a dust suppression device used in a coal mining environment according to the utility model;

[0017] Figure 3 for Figure 1 A partial enlarged view of point A in the middle.

[0018] Among them, 1. base, 2. lifting adjustment device, 3. lifting plate, 4. water supply plate, 5. nozzle, 6. fixing block, 7. water pipe, 8. auxiliary support device, 9. screw rod 1, 10. bevel gear 2, 11. rotating shaft, 12. crank, 13. bevel gear 1, 14. groove plate, 15. slider, 16. screw rod 2, 17. hand wheel, 18. support plate, 19. water valve, 20. walking wheel. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] like Figure 1-3 The utility model discloses a dust suppression device for coal mining environment, comprising a base 1, a walking wheel 20 is arranged at the bottom of the base 1, a lifting and adjusting device 2 is arranged in the base 1, a lifting plate 3 is arranged on the lifting and adjusting device 2, a water supply plate 4 is arranged at the upper end of the lifting plate 3, a nozzle 5 is arranged at the lower end of the water supply plate 4, the water supply plate 4 is arranged in a hollow cavity shape and in a semicircular arc shape, the nozzle 5 is an atomizing nozzle 5 and a plurality of groups are arranged in an array on the water supply plate 4, a fixing block 6 is arranged on the side wall of the lifting plate 3, a water pipe 7 is arranged in the fixing block 6 and is connected with the water supply plate 4, a water valve 19 is arranged at the lower end of the water pipe 7, and an auxiliary supporting device 8 is arranged on the side wall of the base 1;

[0022] like Figure 1-2 The lifting and lowering adjustment device 2 includes a screw rod 9, which rotates in the base 1 and is threadedly connected to the lifting plate 3. A rotating shaft 11 is rotatably provided in the base 1. A crank 12 is provided at the outer end of the rotating shaft 11, and a bevel gear 13 is provided at the other end of the rotating shaft 11. A bevel gear 10 is provided at the lower end of the screw rod 9 and is meshed with the bevel gear 13. By rotating the crank 12, the screw rod 9 will rotate and drive the lifting plate 3 to adjust the height, so that dust can be prevented for lanes at different heights. The water mist sprayed by the nozzle 5 is in full contact with the dust in the lane, which can have a good dust prevention effect.

[0023] like Figure 1 and 3 The auxiliary support device 8 includes a groove plate 14, a slider 15 is slidably provided in the groove plate 14, a support plate 18 is fixedly provided on the side wall of the slider 15, a screw rod 16 is rotatably provided in the groove plate 14 and is threadedly connected to the slider 15, a hand wheel 17 is provided at the upper end of the screw rod 16, and the slider 15 is raised and lowered to drive the support plate 18 to rise and fall, so that the base 1 can be supported and fixed by the support plate 18 to prevent tipping, and auxiliary support devices 8 are provided on the front and rear sides of the base 1.

[0024] During specific use, a walking wheel 20 is provided under the base 1, which can move flexibly. The base 1 is located near the two side walls of the tunnel. By turning the hand wheel 17, the screw rod 16 rotates in the groove plate 14, and the driving slider 15 slides in the groove plate 14. The two sides of the base 1 can be supported by the support plate 18 to ensure the stability of the base 1.

[0025] It is connected to the external dust-proof water pipe 7 through the water valve 19, and water is supplied to the water supply plate 4 through the water pipe 7. The nozzle 5 sprays atomized water droplets into the lower space, which are in full contact with the coal dust or dust in the air to achieve the purpose of dust prevention. When it is necessary to adjust the spraying height of the nozzle 5, by turning the crank 12, the rotating shaft 11 drives the bevel gear 13 to rotate, the bevel gear 13 engages with the bevel gear 2 10 to rotate, the screw rod 19 rotates in the base 1, and the screw rod 19 drives the lifting plate 3 to rise and fall, so that the spraying height of the nozzle 5 can be adjusted to adapt to the dust prevention of lanes at different heights, and is widely used.

[0026] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A dust suppression device for use in a coal mining environment, comprising a base, characterized in that: A lifting and adjusting device is provided in the base, a lifting and adjusting device is provided on the lifting and adjusting device, a water supply plate is provided at the upper end of the lifting plate, a nozzle is provided at the lower end of the water supply plate, a fixing block is provided on the side wall of the lifting plate, a water pipe is provided in the fixing block and is connected with the water supply plate, and an auxiliary supporting device is provided on the side wall of the base.

2. A dust suppression device for coal mining environment according to claim 1, characterized in that: The lifting and lowering adjustment device includes a screw rod 1, which rotates in the base and is threadedly connected to the lifting plate. A rotating shaft is rotatably provided in the base, a crank is provided at the outer end of the rotating shaft, a bevel gear 1 is provided at the other end of the rotating shaft, and a bevel gear 2 is provided at the lower end of the screw rod 1 and is meshed with the bevel gear 1.

3. A dust suppression device for coal mining environment according to claim 2, characterized in that: The auxiliary support device comprises a groove plate, a slider is slidably provided in the groove plate, a support plate is fixedly provided on the side wall of the slider, a screw rod 2 is rotatably provided in the groove plate and is threadedly connected to the slider, and a hand wheel is provided at the upper end of the screw rod 2.

4. A dust suppression device for coal mining environment according to claim 3, characterized in that: The water supply plate is arranged in a hollow cavity shape and in a semicircular arc shape, and the nozzles are atomizing nozzles and a plurality of groups are arranged in an array on the water supply plate.

5. A dust suppression device for coal mining environment according to claim 4, characterized in that: A water valve is arranged at the lower end of the water pipe.

6. A dust suppression device for coal mining environment according to claim 5, characterized in that: The bottom of the base is provided with walking wheels.

7. A dust suppression device for coal mining environment according to claim 6, characterized in that: Auxiliary supporting devices are arranged on both the front and rear sides of the base.

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