CN211500709U - Spraying dust fall equipment for coal mine - Google Patents

Abstract

The utility model belongs to the technical field of mining equipment, in particular to spraying dust-settling equipment for coal mines; comprises a movable trolley; the spraying cylinder is hinged on the hinge seat through the hinge column, a liquid storage box is arranged inside one end of the spraying cylinder, and a blower is arranged inside the other end of the spraying cylinder; a filter screen is arranged in the spray cylinder, a driving motor is arranged on the filter screen, and the telescopic end of the driving motor is connected with a rotating disc; foam holes are uniformly formed in the rotating disc, and the lowest foam hole end of the rotating disc is positioned in the liquid storage box; a reagent cylinder is arranged on the outer wall of the spraying cylinder, a surfactant is filled in the reagent cylinder, and the surfactant is mixed in the liquid storage box; the end part of the water storage tank is communicated with the liquid storage box through a water guide pipe; the outer bubble ball that forms of blowout spray drum can increase the area of contact with the dust, and the bubble ball that contacts with the dust simultaneously can subside the dust through the mode of explosive packaging, the efficiency of effectual improvement spraying dust device dust fall.

Description

Spraying dust fall equipment for coal mine

Technical Field

The utility model belongs to the technical field of mining equipment, specific spray dust fall equipment for coal mine that says so.

Background

During the production process of coal mines, a great deal of coal dust and rock dust, which are collectively called dust, are generated in the processes of mining, digging and transporting. The dust hazard has two main aspects: firstly, the lung of a person is harmful to the human body, and if a large amount of mine dust is inhaled into the lung of the person for a long time, the person can suffer from pneumoconiosis, which is a occupational disease of miners with great harm at present. And secondly, coal dust explosion hazard is caused, when a large amount of coal dust is deposited in a roadway, coal dust explosion can be caused when certain conditions are met, and great threat is brought to safety production of a mine.

Especially in recent years, along with the continuous improvement of the mechanization degree of a coal mine, a large amount of coal dust can be generated, so that gas coal dust explosion accidents happen occasionally, and the safety production of mines and the lives of workers are seriously influenced.

In current dust device, spout through the drop of water after the high pressure nozzle spun atomizing mostly, especially when touchhing the dust of big granule, the area of contact of the drop of water after this kind of dust fall mode makes the atomizing easily less with the dust, and then makes the drop of water after the atomizing be difficult to subside the effect through the mode of parcel to the dust, and then leads to dust fall equipment to be difficult to reach efficient dust fall effect.

SUMMERY OF THE UTILITY MODEL

In order to compensate the not enough of prior art, the utility model provides a spraying dust fall equipment for coal mine, the utility model discloses among the mainly used solution current dust device, the drop of water after most atomizing through high pressure nozzle spun spouts, especially when touch the dust of big granule, the mode of this kind of dust fall makes the drop of water after the atomizing less with the area of contact of dust easily, and then leads to dust fall equipment to be difficult to reach efficient dust fall effect.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a spraying dust-settling device for coal mine, which comprises a movable trolley; the movable trolley is provided with a driving device, and the driving device is used for adjusting the spraying dust-settling device; the driving device comprises a fixed seat, a rotating column, a hinge seat and a water storage tank; the fixed seat is arranged at the body of the movable trolley, the fixed seat is rotatably provided with a rotating column, and the top end of the rotating column is provided with a hinge seat; the water storage tank is arranged on the moving trolley; the spraying dust-settling device comprises a spraying barrel, a liquid storage box, a blower, a filter screen, a driving motor, a rotating disc, a reagent barrel and a water guide pipe; the spraying cylinder is hinged to the hinge seat through the hinge column, a liquid storage box is arranged inside one end of the spraying cylinder, a blower is arranged inside the other end of the spraying cylinder, and the type of the blower is (TB 200-15); a filter screen is arranged in the spray cylinder, a driving motor is arranged on the filter screen, the type of the driving motor is (Y2-160M1-8), and the telescopic end of the driving motor is connected with a rotating disc; foam holes are uniformly formed in the rotating disc, and the lowest foam hole end of the rotating disc is positioned in the liquid storage box; a reagent cylinder is arranged on the outer wall of the spraying cylinder, a surfactant is filled in the reagent cylinder, and the surfactant is mixed in the liquid storage box; the end part of the water storage tank is connected with a high-pressure water pump, the model of the high-pressure water pump is (NX-C75), and the high-pressure water pump is communicated with the liquid storage box through a water guide pipe; the driving motor, the blower and the high-pressure water pump are all connected with a controller through electric signals, and the model of the controller is (KY 02S); when the spraying dust-settling device works, the track on the movable trolley can enable the movable trolley to run on a track laid in a mine roadway, and when dust settling needs to be carried out in the roadway, the spraying angle and the spraying area of the spraying dust-settling device can be adjusted through the hinged seat and the rotating column; starting a high-pressure water pump (NX-C75), pumping water in a water storage tank into a liquid storage box through a water guide pipe, adding a surfactant into the liquid storage box, pre-adjusting the mixing ratio of the surfactant and liquid water, adding other regulators to form a foam spraying agent, starting an air blower (TB200-15) to blow air into an atomizing drum and further start a driving motor (Y2-160M1-8) to rotate a rotating disc in the liquid storage box and further bond the foam spraying agent mixed in the liquid storage box to bubble holes of the rotating disc, so that foam films are bonded to the hole openings of the bubble holes, when the bubble holes in the liquid storage box rotate to be separated from the liquid storage box, air blown out by the air blower enters the bubble holes formed in the rotating disc through a filter screen, and the bonded foam films at the bubble holes are blown by the air to form bubble balls, with the continuous blowing of the blower, bubble balls formed on the rotating disc are blown out into a roadway of a mine through the spraying cylinder, and then dust generated in the roadway of the mine is settled in a wrapping mode; through the spraying dust device that sets up, the bubble ball that forms on the rolling disc is under the blowing of air-blower, and outside the blowout spraying section of thick bamboo, the area of contact that makes the bubble ball of formation can increase and the dust, and the bubble ball that contacts with the dust simultaneously can subside the dust through the mode of explosive package, and it is less to prevent to respond spun water smoke and the area of contact of dust, and leads to the relatively poor phenomenon of dust fall effect, the efficiency of effectual improvement spraying dust device dust fall.

The surfactant has a series of physical and chemical effects of wetting or anti-sticking, emulsifying or demulsifying, foaming or defoaming, solubilizing, dispersing, washing, corrosion prevention, antistatic and the like and corresponding practical application, so that the surfactant becomes a flexible and diverse fine chemical product with wide application; the surfactant has the effect of changing a solution system, increasing viscosity and thickening or increasing the foam of the system.

Preferably, a placing cavity is formed in the rotating disc, and foaming agents are filled in the placing cavity; conical liquid guide columns are uniformly arranged on the circumference of the rotating disc and are communicated with the placing cavity, and liquid guide holes are formed in the conical liquid guide columns; an extrusion sponge is placed in the liquid storage box, and a hard net sheet is arranged on the upper surface of the extrusion sponge; the conical liquid guide column rotates and is extruded on the extrusion sponge; when the foaming agent spraying device works, when the rotating disc rotates, the conical liquid guide column is driven to enter the liquid storage box, so that the extrusion sponge is extruded, meanwhile, the foaming agent filled in the cavity is placed to enter the extrusion sponge through the liquid guide hole, and the effect of foaming agent added in the foam spraying agent can be achieved by the foam spraying agent; meanwhile, the foaming agent dropped into the extrusion sponge can increase the foam generating effect of the foam spraying agent under the extrusion of the conical liquid guide column, and further increase the capacity of forming the foam ball by the rotating disc.

Preferably, the bubble holes are internally inserted with air guide meshes, the air guide meshes are provided with conical tube heads, and the end parts of the conical tube heads are positioned inside the bubble holes; the during operation, after the papaw hole enters into in the stock solution box and contacts with foam spraying agent, the tip of the toper tube head of inside setting can bond there is the foam membrane, the tip because of the toper tube head is located the inside of bubble, and then the papaw membrane that makes the toper tube head bond is less than the papaw membrane of bubble adhesion, and then the gaseous some gas that blows out of air-blower can get into all in the toper tube head, and then make toper tube head tip produce the small-size bubble, the papaw ball inner wrapping that can make the papaw hole produce under the continuation of air-blower blows has the production of small-size bubble, and then the bubble ball that makes the parcel of production can further increase the dust fall ability of bubble ball.

Preferably, the end part of the conical liquid guide column is sleeved with a sealing ring, and the sealing ring is positioned at the liquid guide hole; one side wall of the sealing ring is connected to the outer wall of the rotating disc through an annular corrugated bag, and the annular corrugated bag is communicated with the conical pipe head through an air guide groove; when the device works, after the conical liquid guide column rotates to be in extrusion pressing connection with the extrusion sponge, the hard net piece arranged on the extrusion sponge can push the sealing ring downwards and upwards, so that foaming agents gathered in the liquid guide hole flow out, meanwhile, the sliding sealing ring can extrude the annular corrugated bag, gas in the annular corrugated bag can enter the conical pipe head through the gas guide groove, and further, a foam film adhered to the conical pipe head can form a convex shape at first, so that the capacity of wrapping the conical pipe head with a bubble hole forming bubble ball to form a bubble ball is increased; the annular ripple that sets up can carry out the disturbance to the liquid in the stock solution box when the extrusion shrink, prevents and then increases the liquid production foaming ability of the interior mixture of stock solution box.

Preferably, an arc-shaped magnetic plate is arranged on the semi-arc outer wall of the rotating disc; the bottom end surface of the liquid storage box is provided with a corrugated elastic plate, the upper surface of the corrugated elastic plate is in contact with the extrusion sponge, and the corrugated elastic plate is provided with a flexible magnet; the flexible magnet and the arc-shaped magnetic plate are opposite magnetic poles; the during operation, when the rolling disc rotates, can drive the arc magnetic sheet and rotate, when the arc magnetic sheet rotated in the stock solution box, the ripple elastic plate that can make the stock solution box bottom set up should the repulsion force of opposite magnetic pole and produced undulant phenomenon in the stock solution box bottom, after the arc magnetic sheet breaks away from the stock solution box, the ripple elastic plate restores to the original position under the restoring force of self, and then make the ripple elastic plate produce in the stock solution box bottom and stir, the effectual mixed liquid that prevents in the stock solution box takes place the phenomenon of subsiding, the undulant ripple elastic plate can increase the ability of the production foam of mixed liquid simultaneously.

Preferably, the end part of the spraying cylinder is hinged with a swinging plate through a hinge column, one end of the swinging plate is positioned at the bottom end of the corrugated elastic plate, and the other end of the swinging plate extends out of the spraying cylinder; an elastic extrusion column is arranged on the outer wall of one end of the swinging plate, and the top end of the elastic extrusion column is contacted with the bottom end face of the corrugated elastic plate; the inner part of the swing plate is provided with an extrusion cavity, and the outer wall of the swing plate positioned outside the spraying cylinder is provided with an exhaust hole; a cavity structure formed in the elastic extrusion column is communicated with the extrusion cavity; when the sprayer works, when the corrugated elastic plate fluctuates downwards under the repulsive force of the opposite magnetic poles, the corrugated elastic plate can extrude the elastic extrusion column to enable the swinging plate connected with the bottom end face of the elastic extrusion column to swing downwards, so that the swinging plate at the outer end of the spraying cylinder swings upwards, and meanwhile, gas generated during extrusion of the elastic extrusion column can enter the extrusion cavity and is discharged through the discharge hole; when the corrugated elastic plate is restored, the swinging plate outside the spraying cylinder can swing downwards, and meanwhile, the extrusion cavity generates air suction; and then through the reciprocal rotation of rolling disc, and then make the swing board can produce the luffing motion in the outside of spray drum, make the tip of spray drum can produce the negative pressure, and then the bubble ball that blows in through the air-blower can produce the phenomenon of showy from top to bottom under the swing of swing board, and then increase the parcel dust fall's of the bubble ball that spraying dust fall device produced effect to the dust.

The utility model has the advantages as follows:

1. the utility model discloses a through the spraying dust device that sets up, the bubble ball that forms on the rolling disc is under the blowing of air-blower, and outside the blowout spray tube, the bubble ball that makes the formation can increase the area of contact with the dust, and the bubble ball that contacts with the dust simultaneously can subside the dust through the mode of explosion parcel, and the area of contact that prevents to correspond spun water smoke and dust is less, and leads to the relatively poor phenomenon of dust fall effect, the efficiency of effectual improvement spraying dust device dust fall.

2. The utility model discloses a reciprocating rotation of rolling disc, and then make the swing board can produce the luffing motion in the outside of spray drum, make the tip of spray drum can produce the negative pressure, and then the bubble ball that blows in through the air-blower can produce showy phenomenon from top to bottom under the swing of swing board, and then the bubble ball that the increase spraying dust device produced is to the effect of the parcel dust fall of dust.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the spray dust settling device of the present invention;

fig. 3 is a schematic view of the rotating disk of the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 2;

in the figure: the device comprises a movable trolley 1, a driving device 2, a fixed seat 21, a rotating column 22, a hinged seat 23, a water storage tank 24, a spraying dust-settling device 3, a spraying cylinder 31, a liquid storage box 32, a corrugated elastic plate 321, an air blower 33, a filter screen 34, a driving motor 35, a rotating disc 36, a foam hole 361, an arc-shaped magnetic plate 362, a placing cavity 363, a reagent cylinder 37, a water guide pipe 38, a conical liquid guide column 39, an extrusion sponge 4, a hard net piece 41, a conical pipe head 5, an air guide net piece 51, a sealing ring 6, an annular corrugated bag 7, a swinging plate 8, an extrusion cavity 81 and an elastic extrusion column 9.

Detailed Description

A spray dust settling apparatus for a coal mine according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.

As shown in fig. 1, 2 and 3, the spraying and dust settling device for coal mine of the present invention comprises a mobile trolley 1; the movable trolley 1 is provided with a driving device 2, and the driving device 2 is used for adjusting a spraying dust-settling device 3; the driving device 2 comprises a fixed seat 21, a rotating column 22, a hinged seat 23 and a water storage tank 24; the fixed seat 21 is arranged at the body of the movable trolley 1, the fixed seat 21 is rotatably provided with a rotating column 22, and the top end of the rotating column 22 is provided with a hinge seat 23; the water storage tank 24 is arranged on the movable trolley 1; the spraying dust-settling device 3 comprises a spraying cylinder 31, a liquid storage box 32, a blower 33, a filter screen 34, a driving motor 35, a rotating disc 36, a reagent cylinder 37 and a water guide pipe 38; the spraying cylinder 31 is hinged on the hinge seat 23 through a hinge column, a liquid storage box 32 is arranged inside one end of the spraying cylinder 31, a blower 33 is arranged inside the other end of the spraying cylinder 31, and the type of the blower 33 is (TB 200-15); a filter screen 34 is arranged in the spray cylinder 31, a driving motor 35 is arranged on the filter screen 34, the model number of the driving motor 35 is (Y2-160M1-8), and the telescopic end of the driving motor 35 is connected with a rotating disc 36; the rotating disc 36 is uniformly provided with foam holes 361, and the lowest foam hole 361 end of the rotating disc 36 is positioned in the liquid storage box 32; a reagent cylinder 37 is arranged on the outer wall of the spraying cylinder 31, a surfactant is filled in the reagent cylinder 37, and the surfactant is mixed in the liquid storage box 32; the end part of the water storage tank 24 is connected with a high-pressure water pump, the model of the high-pressure water pump is NX-C75, and the high-pressure water pump is communicated with the liquid storage box 32 through a water guide pipe 38; the driving motor 35, the blower 33 and the high-pressure water pump are all connected with a controller through electric signals, and the model of the controller is (KY 02S); when the spraying dust-settling device works, the track on the movable trolley 1 can enable the movable trolley 1 to run on a track laid in a mine roadway, and when dust settling needs to be carried out in the roadway, the spraying angle and the spraying area of the spraying dust-settling device 3 can be adjusted through the hinged seat 23 and the rotating column 22; starting a high-pressure water pump (NX-C75), pumping water in a water storage tank 24 into a liquid storage box 32 through a water guide pipe 38, adding a surfactant into the liquid storage box 32, pre-adjusting the mixing ratio of the surfactant and liquid water, adding other regulators to form a foam spray, starting an air blower 33(TB200-15), blowing air into an atomizing drum 31 by the air blower 33, starting a driving motor 35(Y2-160M1-8), rotating the driving motor 35 to drive a rotating disc 36 to rotate in the liquid storage box 32, adhering the foam spray mixed in the liquid storage box 32 to bubble holes 361 of a rotating disc 36, adhering a foam blower film to the holes of the bubble holes 361, and after the bubble holes 361 in the liquid storage box 32 rotate to separate from the liquid storage box 32, allowing air blown out by the rotating disc 33 to enter the bubble holes 361 formed in the rotating disc 36 through a filter screen 34, the foam film bonded at the foam hole 361 is blown by the blowing power of gas to form foam balls, and the foam balls formed on the rotating disc 36 are blown out into a roadway of a mine through the spraying cylinder 31 along with the continuous blowing of the blower 33, so that dust generated in the roadway of the mine is settled in a wrapping mode; through the spraying dust device 3 that sets up, the papaw ball that forms on the rolling disc 36 is under the blowing of air-blower 33, outside the blowout spray drum 31, the papaw ball that makes the formation can increase the area of contact with the dust, and the papaw ball that contacts with the dust simultaneously can subside the dust through the mode of explosion parcel, and it is less to prevent to correspond the area of contact of spun water smoke and dust, and leads to the relatively poor phenomenon of dust fall effect, the efficiency of the 3 dust falls of effectual improvement spraying dust device.

The surfactant has a series of physical and chemical effects of wetting or anti-sticking, emulsifying or demulsifying, foaming or defoaming, solubilizing, dispersing, washing, corrosion prevention, antistatic and the like and corresponding practical application, so that the surfactant becomes a flexible and diverse fine chemical product with wide application; the surfactant has the effect of changing a solution system, increasing viscosity and thickening or increasing the foam of the system.

As shown in fig. 2 and fig. 3, a placing cavity 363 is formed inside the rotating disc 36, and a foaming agent is filled in the placing cavity 363; conical liquid guiding columns 39 are uniformly arranged on the circumference of the rotating disc 36, the conical liquid guiding columns 39 are communicated with the placing cavity 363, and liquid guiding holes are formed in the conical liquid guiding columns 39; the extrusion sponge 4 is placed in the liquid storage box 32, and the upper surface of the extrusion sponge 4 is provided with a hard net sheet 41; the conical liquid guide column 39 is rotationally extruded on the extrusion sponge 4; during operation, when the rotating disc 36 rotates, the conical liquid guide column 39 is driven to enter the liquid storage box 32, so that the extrusion sponge 4 is extruded, meanwhile, the foaming agent filled in the placing cavity 363 enters the extrusion sponge 4 through the liquid guide hole, and the foaming agent added in the foam spraying agent can generate a foam effect of large foam spraying agent; meanwhile, the foaming agent dropped into the extrusion sponge 4 is extruded by the conical liquid guide column 39, so that the foam generating effect of the foam spraying agent can be increased, and the capacity of the rotating disc 36 for forming a foam ball is increased.

As shown in fig. 2, an air guide mesh 51 is inserted into the bubble hole 361, a tapered tube head 5 is arranged on the air guide mesh 51, and the end of the tapered tube head 5 is located inside the bubble hole 361; during operation, after bubble hole 361 enters into liquid storage box 32 and contacts with foam spray, the tip of the conical tube head 5 of inside setting can bond there is the foam membrane, the tip because of conical tube head 5 is located the inside of bubble hole 361, and then the bubble membrane that makes conical tube head 5 bond is less than the bubble membrane of bubble hole 361 adhesion, and then some gas of the gas that blows out of air-blower 33 can get into all conical tube head 5 in, and then make conical tube head 5 tip produce the small-size bubble, the bubble ball that can make bubble hole 361 produce under the continuous blowing of air-blower 33 in the parcel has the production of small-size bubble, and then the bubble ball of the parcel that makes can further increase bubble ball's dust fall ability.

As shown in fig. 2 and 3, a sealing ring 6 is sleeved at the end of the conical liquid guiding column 39, and the sealing ring 6 is located at the liquid guiding hole; one side wall of the sealing ring 6 is connected to the outer wall of the rotating disc 36 through an annular corrugated bag 7, and the annular corrugated bag 7 is communicated with the conical pipe head 5 through an air guide groove; when the device works, after the conical liquid guide column 39 rotates to be in extrusion pressing connection with the extrusion sponge 4, the hard net piece 41 arranged on the extrusion sponge 4 pushes the sealing ring 6 downwards and upwards, so that foaming agents gathered in the liquid guide holes flow out, meanwhile, the sliding sealing ring 6 extrudes the annular corrugated bag 7, gas in the annular corrugated bag 7 enters the conical tube head 5 through the gas guide groove, and further, a foam film adhered to the conical tube head 5 can form a convex shape at first, so that the capacity of forming a foam ball by wrapping the conical tube head 5 with a foam bubble 361 is increased; the annular ripple that sets up can be when extrusion shrink to the liquid in the stock solution box 32 carry out the disturbance, prevents and then increases the liquid production foaming ability of mixing in the stock solution box 32.

As shown in fig. 2 and 3, an arc-shaped magnetic plate 362 is arranged on the semi-arc outer wall of the rotating disc 36; a corrugated elastic plate 321 is arranged on the bottom end face of the liquid storage box 32, the upper surface of the corrugated elastic plate 321 is in contact with the extrusion sponge 4, and the corrugated elastic plate 321 is a flexible magnet; the flexible magnet and the arc-shaped magnetic plate 362 are opposite magnetic poles; the during operation, when rolling disc 36 rotates, can drive arc magnetic sheet 362 and rotate, when arc magnetic sheet 362 rotated stock solution box 32 in, the corrugated elastic plate 321 that can make stock solution box 32 bottom set up should the repulsion force of opposite magnetic pole and produce undulant phenomenon in stock solution box 32 bottom, after the arc magnetic sheet breaks away from stock solution box 32, corrugated elastic plate 321 resumes under self's restoring force, and then make corrugated elastic plate 321 produce in stock solution box 32 bottom and stir, the phenomenon that the mixed liquid emergence of effectual prevention stock solution box 32 internal mixing subsides, undulant corrugated elastic plate 321 can increase the ability of the production foam of mixed liquid simultaneously.

As shown in fig. 2 and 4, the end of the spraying cylinder 31 is hinged with the swinging plate 8 through a hinge column, one end of the swinging plate 8 is located at the bottom end of the corrugated elastic plate 321, and the other end of the swinging plate 8 extends out of the spraying cylinder 31; an elastic extrusion column 9 is arranged on the outer wall of one end of the swinging plate 8, and the top end of the elastic extrusion column 9 is in contact with the bottom end face of the corrugated elastic plate 321; the interior of the swing plate 8 is provided with an extrusion cavity 81, and the outer wall of the swing plate 8 positioned outside the spraying cylinder 31 is provided with an exhaust hole; a cavity structure formed in the elastic extrusion column 9 is communicated with the extrusion cavity 81; when the corrugated elastic plate 321 fluctuates downwards under the repulsive force of the opposite magnetic poles, the corrugated elastic plate can extrude the elastic extrusion column 9, so that the swinging plate 8 connected with the bottom end face of the elastic extrusion column 9 swings downwards, the swinging plate 8 at the outer end of the spraying cylinder 31 swings upwards, and meanwhile, gas generated during extrusion of the elastic extrusion column 9 enters the extrusion cavity 81, and the gas in the extrusion cavity 81 is discharged through the discharge hole; when the corrugated elastic plate 321 is restored, the swinging plate 8 outside the spraying cylinder 31 can swing downwards, and meanwhile, the extrusion cavity 81 generates air suction; further, the swing plate 8 can swing up and down outside the atomizing cylinder 31 by the reciprocating rotation of the rotary disk 36, so that the end of the atomizing cylinder 31 can generate negative pressure, and the bubble balls blown in by the blower 33 can float up and down by the swing of the swing plate 8, thereby increasing the dust wrapping and falling effect of the bubble balls generated by the atomizing and dust falling device 3.

The specific working process is as follows:

when the spraying dust-settling device works, the track on the movable trolley 1 can enable the movable trolley 1 to run on a track laid in a mine roadway, and when dust settling needs to be carried out in the roadway, the spraying angle and the spraying area of the spraying dust-settling device 3 can be adjusted through the hinged seat 23 and the rotating column 22; starting a high-pressure water pump (NX-C75), pumping water in a water storage tank 24 into a liquid storage box 32 through a water guide pipe 38, adding a surfactant into the liquid storage box 32, pre-adjusting the mixing ratio of the surfactant and liquid water, adding other regulators to form a foam spray, starting an air blower 33(TB200-15), blowing air into an atomizing drum 31 by the air blower 33, starting a driving motor 35(Y2-160M1-8), rotating the driving motor 35 to drive a rotating disc 36 to rotate in the liquid storage box 32, adhering the foam spray mixed in the liquid storage box 32 to bubble holes 361 of a rotating disc 36, adhering a foam blower film to the holes of the bubble holes 361, and after the bubble holes 361 in the liquid storage box 32 rotate to separate from the liquid storage box 32, allowing air blown out by the rotating disc 33 to enter the bubble holes 361 formed in the rotating disc 36 through a filter screen 34, the foam film that will bond in bubble cell 361 department passes through gaseous power of blowing and then forms the bubble ball, and along with the continuous blast air of air-blower 33, and then blows out the bubble ball that forms on the rolling disc 36 in the tunnel of mine through spray tube 31, and then subsides the dust that produces in the mine tunnel through the mode of parcel.

In the description of the present invention, it is to be understood that the terms "center", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, which are used for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention.

While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a coal mine is with spraying dust fall equipment which characterized in that: comprising a mobile trolley (1); the movable trolley (1) is provided with a driving device (2), and the driving device (2) is used for adjusting the spraying dust-settling device (3); the driving device (2) comprises a fixed seat (21), a rotating column (22), a hinged seat (23) and a water storage tank (24); the fixed seat (21) is arranged at the body of the mobile trolley (1), the fixed seat (21) is rotatably provided with a rotating column (22), and the top end of the rotating column (22) is provided with a hinge seat (23); the water storage tank (24) is arranged on the movable trolley (1); the spraying dust-settling device (3) comprises a spraying cylinder (31), a liquid storage box (32), a blower (33), a filter screen (34), a driving motor (35), a rotating disc (36), a reagent cylinder (37) and a water guide pipe (38); the spraying cylinder (31) is hinged to the hinge base (23) through a hinge column, a liquid storage box (32) is arranged inside one end of the spraying cylinder (31), an air blower (33) is arranged inside the other end of the spraying cylinder (31), and the type of the air blower (33) is TB 200-15; a filter screen (34) is arranged in the spray cylinder (31), a driving motor (35) is arranged on the filter screen (34), the model of the driving motor (35) is Y2-160M1-8, and the telescopic end of the driving motor (35) is connected with a rotating disc (36); the rotating disc (36) is uniformly provided with foam holes (361), and the lowest foam hole (361) end of the rotating disc (36) is positioned in the liquid storage box (32); a reagent cylinder (37) is arranged on the outer wall of the spraying cylinder (31), a surfactant is filled in the reagent cylinder (37), and the surfactant is mixed in the liquid storage box (32); the end part of the water storage tank (24) is connected with a high-pressure water pump, the model of the high-pressure water pump is NX-C75, and the high-pressure water pump is communicated with the liquid storage box (32) through a water guide pipe (38); the driving motor (35), the air blower (33) and the high-pressure water pump are all connected with the controller through electric signals, and the controller is KY02S in model.

2. The coal mine spray dust settling equipment as claimed in claim 1, wherein: a placing cavity (363) is formed in the rotating disc (36), and foaming agents are filled in the placing cavity (363); conical liquid guiding columns (39) are uniformly arranged on the circumference of the rotating disc (36), the conical liquid guiding columns (39) are communicated with the placing cavity (363), and liquid guiding holes are formed in the conical liquid guiding columns (39); the extrusion sponge (4) is placed in the liquid storage box (32), and the upper surface of the extrusion sponge (4) is provided with a hard net sheet (41); the conical liquid guide column (39) is rotationally extruded on the extrusion sponge (4).

3. The coal mine spray dust settling equipment as claimed in claim 1, wherein: an air guide net piece (51) is inserted in the bubble holes (361), a conical pipe head (5) is arranged on the air guide net piece (51), and the end part of the conical pipe head (5) is positioned in the bubble holes (361).

4. The coal mine spray dust settling equipment as claimed in claim 2, wherein: the end part of the conical liquid guide column (39) is sleeved with a sealing ring (6), and the sealing ring (6) is positioned at the position of the liquid guide hole; one side wall of the sealing ring (6) is connected to the outer wall of the rotating disc (36) through an annular corrugated bag (7), and the annular corrugated bag (7) is communicated with the conical pipe head (5) through an air guide groove.

5. The coal mine spray dust settling equipment as claimed in claim 1, wherein: an arc-shaped magnetic plate (362) is arranged on the semi-arc outer wall of the rotating disc (36); the bottom end face of the liquid storage box (32) is provided with a corrugated elastic plate (321), the upper surface of the corrugated elastic plate (321) is in contact with the extrusion sponge (4), and the corrugated elastic plate (321) is a flexible magnet; the flexible magnet and the arc-shaped magnetic plate (362) are opposite magnetic poles.

6. The coal mine spray dust settling equipment as claimed in claim 5, wherein: the end part of the spraying cylinder (31) is hinged with a swinging plate (8) through a hinge column, one end of the swinging plate (8) is positioned at the bottom end of the corrugated elastic plate (321), and the other end of the swinging plate (8) extends out of the spraying cylinder (31); an elastic extrusion column (9) is arranged on the outer wall of one end of the swinging plate (8), and the top end of the elastic extrusion column (9) is in contact with the bottom end face of the corrugated elastic plate (321); the interior of the swing plate (8) is provided with an extrusion cavity (81), and the outer wall of the swing plate (8) positioned outside the spraying cylinder (31) is provided with an exhaust hole; and a cavity structure formed in the elastic extrusion column (9) is communicated with the extrusion cavity (81).

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