CN110748340A - Spraying dust-settling device for fully-mechanized coal mining face coal mining machine and working method thereof - Google Patents

Spraying dust-settling device for fully-mechanized coal mining face coal mining machine and working method thereof Download PDF

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Publication number
CN110748340A
CN110748340A CN201910989186.0A CN201910989186A CN110748340A CN 110748340 A CN110748340 A CN 110748340A CN 201910989186 A CN201910989186 A CN 201910989186A CN 110748340 A CN110748340 A CN 110748340A
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China
Prior art keywords
spraying
gear
pipe
coal mining
spray
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CN201910989186.0A
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Chinese (zh)
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CN110748340B (en
Inventor
王其龙
高庆凯
李雷涛
齐继阳
李东隅
吴明
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YANGZHOU JIANGLONG MINING EQUIPMENT CO Ltd
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YANGZHOU JIANGLONG MINING EQUIPMENT CO Ltd
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Priority to CN201910989186.0A priority Critical patent/CN110748340B/en
Publication of CN110748340A publication Critical patent/CN110748340A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Miscellaneous items relating to machines for slitting or completely freeing the mineral from the seam
    • E21C35/22Equipment for preventing the formation of, or for removal of, dust
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Miscellaneous items relating to machines for slitting or completely freeing the mineral from the seam
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/02Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
    • E21F5/04Spraying barriers

Abstract

The invention discloses a spraying dust-settling device for a fully mechanized coal mining face coal mining machine and a working method thereof, wherein the spraying dust-settling device comprises two bases, two supporting plates, a spraying mechanism and a guide rail mechanism, the two bases are arranged in parallel, the tops of the two bases are both connected with the supporting plates in a sliding manner, the two supporting plates are arranged in parallel, the supporting plates are connected with ejector rods in a sliding manner, and movable plates are fixedly arranged at the tops of the ejector rods; according to the invention, the third servo motor drives the spray box to rotate so as to rotate for spraying, so that the angle of the spray box can be conveniently adjusted, and the use is convenient; the fourth gear is connected with the tooth meshing, and then drives first injection spray pipe, second injection spray pipe and third injection spray pipe rotation, and then the spraying, and first injection spray pipe, second injection spray pipe and third injection spray pipe are rotatory to be triangle-shaped and set up for the in-process of rotatory spraying, the spraying range is bigger, and dust removal effect is better.

Description

Spraying dust-settling device for fully-mechanized coal mining face coal mining machine and working method thereof
Technical Field
The invention relates to the technical field of coal mining machines, in particular to a spraying dust-settling device for a fully mechanized coal mining face coal mining machine and a working method thereof.
Background
A coal mining machine is one of main devices of fully mechanized mining complete equipment. Shearers have evolved from coal cutters. The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, and if a fault occurs, the whole coal mining work is interrupted, so that huge economic loss is caused. The coal mining machine is one of important devices for realizing mechanization and modernization of coal mine production. The mechanized coal mining can reduce the physical labor, improve the safety and achieve the purposes of high yield, high efficiency and low consumption. The coal mining machine is characterized in that coal is broken off from a coal body (coal breaking) and is loaded into a working face conveyor (coal loading) on a longwall coal mining working face through a working mechanism. The coal cutter runs (pulls) according to the traction speed of setting, makes broken coal and coal charging process can carry out continuously.
A spraying dust-falling prevention device outside a coal mining machine is disclosed in the patent number CN204511442U, but the spraying dust-falling prevention device also has the following defects that 1, the height and the horizontal position of the equipment are not convenient to adjust, the application range is not wider, the practicability is strong, and the operation is simple; 2. the spray pipe can not be rotated, and the spray pipe can not have the functions of wide spraying range and good dust removal effect.
Disclosure of Invention
In order to overcome the technical problem, the invention aims to provide a spraying dust-settling device for a fully mechanized coal mining face coal mining machine and a working method thereof:
the spraying mechanism is meshed and connected with the first rack through the first gear, so that the spraying mechanism is driven to horizontally move; the fifth gear is meshed with the second rack to drive the spraying mechanism to move, so that the horizontal position of the spraying mechanism is convenient to adjust, and dust is reduced; the second gear, the third gear, the screw rod and the ejector rod are driven to be arranged, so that the spraying mechanism is conveniently driven to lift, the height of the spraying mechanism is conveniently adjusted, the spraying mechanism is convenient to adapt to equipment with different models, and the spraying mechanism is convenient to use;
according to the invention, the third servo motor drives the spray box to rotate so as to rotate for spraying, so that the angle of the spray box can be conveniently adjusted, and the use is convenient; the fourth gear is connected with the tooth meshing, and then drives first injection spray pipe, second injection spray pipe and third injection spray pipe rotation, and then the spraying, and first injection spray pipe, second injection spray pipe and third injection spray pipe are rotatory to be triangle-shaped and set up for the in-process of rotatory spraying, the spraying range is bigger, and dust removal effect is better.
The purpose of the invention can be realized by the following technical scheme:
a spraying dust-settling device for a fully mechanized coal mining face coal mining machine comprises bases, support plates, spraying mechanisms and guide rail mechanisms, wherein the two bases are arranged in parallel, the top parts of the two bases are both connected with the support plates in a sliding mode, the two support plates are arranged in parallel, ejector rods are connected onto the support plates in a sliding mode, movable plates are fixedly arranged at the top parts of the ejector rods, the two guide rail mechanisms arranged in parallel are symmetrically arranged on the movable plates, and the spraying mechanisms are connected onto the guide rail mechanisms in a sliding mode;
the spraying mechanism comprises a spraying box, a sliding plate, a top cover, a first rotating motor, a fourth gear, a first spraying pipe, a spray head, a second spraying pipe, a third spraying pipe, a two-way pipe, teeth, a conveying pipe, a water pump, balls and a second rotating motor, wherein the second rotating motor is fixedly mounted at the center of the bottom of the sliding plate, an output shaft of the second rotating motor penetrates through the sliding plate and is connected with the bottom of the spraying box, the two ends of the bottom of the spraying box are movably connected with the top of the sliding plate through the balls, the water pump is fixedly mounted inside the spraying box and is connected with one end of the conveying pipe, the other end of the conveying pipe penetrates through the spraying box and is movably connected with one end of the two-way pipe, and the other end of the two-way pipe is respectively connected with the first spraying pipe, the second.
A working method of a spraying dust-settling device for a fully mechanized coal mining face coal mining machine comprises the following steps:
firstly, driving a first servo motor to drive a first gear to rotate, wherein the first gear is meshed with a first rack to drive a spraying mechanism to move along the first rack; then, a third servo motor is driven, a fifth gear is driven to rotate through a rotating shaft and is meshed and connected with a second rack, and therefore the second sliding block slides on the guide rail to drive the spraying mechanism to move and adjust the horizontal position of the spraying mechanism;
driving a second servo motor to drive a second gear to rotate, wherein the second gear drives a third gear to rotate through a chain, the third gear drives a screw rod to rotate, and further drives a first sliding block to lift, and further drives a movable plate through a mandril, and further drives a spraying mechanism to lift, and the height of the spraying mechanism is adjusted;
driving a water pump to pump the liquid in the spray box into the first spray pipe, the second spray pipe and the third spray pipe for spraying; in the spraying process, the third servo motor is driven to drive the spraying box to rotate, so that the spraying box can rotate to spray in a rotating mode, the first rotating motor can be driven to drive the fourth gear to rotate, the fourth gear is meshed with the teeth and connected with the teeth, the two-way pipe is driven to rotate, and the two-way pipe drives the first spraying pipe, the second spraying pipe and the third spraying pipe to rotate and spray.
As a further scheme of the invention: a first rotating motor is fixedly installed on one side of the spray box, an output shaft of the first rotating motor is connected with a fourth gear, and the fourth gear is in meshed connection with teeth arranged outside the two-way pipe; the two-way pipe is rotatably connected with the delivery pipe through a bearing.
As a further scheme of the invention: the spray heads are mounted on the first spray pipe, the second spray pipe and the third spray pipe, and the first spray pipe, the second spray pipe and the third spray pipe are arranged in a triangular shape.
As a further scheme of the invention: the bottoms of the two bases are rotatably connected with rollers, the two bases are provided with L-shaped plates, and the inner sides of the two L-shaped plates are provided with first racks; two first servo motor is all installed in the outside of backup pad, first servo motor's bottom fixed mounting has first gear, first gear is connected with first rack toothing.
As a further scheme of the invention: the anti-collision device comprises a base, anti-collision blocks, a first guide rod, a support plate, a second servo motor, a second gear, a third gear, a lead screw, a first slide block and a push rod, wherein the anti-collision blocks are fixedly mounted at two ends of the base, the first guide rod is mounted between the two anti-collision blocks, the first guide rod is connected with the support plate in a sliding manner, the second servo motor is fixedly mounted at one side of the support plate, an output shaft of the second servo motor is connected with the second gear, the second gear is connected with the third gear through a chain, the third gear is fixedly mounted at the bottom of the lead screw, the lead screw is rotatably; second guide rods are symmetrically arranged on two sides of the screw rod and are in sliding connection with the ejector rod, and a movable plate is fixedly arranged at the top of the ejector rod.
As a further scheme of the invention: guide rail mechanism includes guide rail, second slider, third servo motor, second rack, stopper, pivot and fifth gear, two the guide rail is fixed on the fly leaf, and parallel arrangement, the top fixed mounting of guide rail has the second rack, the stopper is all installed to the both sides of second rack, sliding connection has the second slider on the guide rail, one side fixed mounting of second slider has third servo motor, third servo motor's output shaft and pivot are connected, the pivot is located well kenozooecium in the second slider, cup jointed the fifth gear in the pivot, the fifth gear is connected with the meshing of second rack.
As a further scheme of the invention: the top of the spraying box is hinged with a top cover.
As a further scheme of the invention: the ejector rod is of an L-shaped structure.
The invention has the beneficial effects that:
the height and the horizontal distance of the spray box are convenient to adjust, so that the spray box is convenient to operate and use; meanwhile, the first spraying pipe, the second spraying pipe and the third spraying pipe are driven to rotate by the first rotating motor, so that the spraying range is wide, and the dust removal effect is good;
firstly, a first servo motor is driven to drive a first gear to rotate, the first gear is meshed with a first rack to be connected, and then a support plate is driven to horizontally slide on a first guide rod, and further a spraying mechanism is driven to horizontally move; then, a third servo motor is driven, a fifth gear is driven to rotate through a rotating shaft and is meshed and connected with a second rack, so that a second sliding block slides on the guide rail to drive the sliding plate to horizontally move, and further the spraying mechanism is driven to move, the horizontal position of the spraying mechanism is convenient to adjust, and dust falling is facilitated; the second servo motor is driven to drive the second gear to rotate, the second gear drives the third gear to rotate through the chain, the third gear drives the lead screw to rotate, the first sliding block is further driven to lift, the movable plate is further driven to lift through the ejector rod, the spraying mechanism is further driven to lift, the height of the spraying mechanism is adjusted, and the spraying mechanism is convenient to use and suitable for equipment of different models;
driving a water pump to pump the liquid in the spray box into the first spray pipe, the second spray pipe and the third spray pipe for spraying; in-process of spraying, drive third servo motor, drive the spray box and rotate, and then rotatory spraying, be convenient for adjust its angle, facilitate the use, can drive first rotating electrical machines simultaneously, drive fourth gear revolve, the fourth gear is connected with tooth meshing, and then drive the two-way pipe and rotate, the two-way pipe drives first injection spray pipe, second injection spray pipe and third injection spray pipe are rotatory, and then the spraying, first injection spray pipe, second injection spray pipe and third injection spray pipe are rotatory to be triangle-shaped setting, make the in-process of rotatory spraying, the spray regime is bigger, more even, the dust removal effect is better.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the base of the present invention;
FIG. 3 is a schematic view of the equi-biaxial structure of the base of the present invention;
FIG. 4 is a schematic view of the overall structure of the guide rail according to the present invention;
FIG. 5 is a front view of the guide rail of the present invention;
FIG. 6 is a schematic view of the overall construction of the spray box of the present invention;
FIG. 7 is a schematic view of the internal structure of the spray box of the present invention;
FIG. 8 is a schematic side view of the spray dust-settling device of the present invention.
In the figure: 1. a base; 11. a roller; 12. an L-shaped plate; 13. a first gear; 14. a first servo motor; 15. a first guide bar; 16. an anti-collision block; 17. a first rack; 2. a support plate; 21. a second gear; 22. a second servo motor; 23. a third gear; 24. a screw rod; 25. a second guide bar; 26. a first slider; 3. a spray box; 31. a sliding plate; 32. a top cover; 33. a first rotating electrical machine; 34. a fourth gear; 35. a first spray pipe; 36. a spray head; 37. a second spray pipe; 38. a third spray pipe; 39. two-way pipe; 310. teeth; 311. a delivery pipe; 312. a water pump; 313. a ball bearing; 314. a second rotating electrical machine; 4. a guide rail; 41. a second slider; 42. a third servo motor; 43. a second rack; 44. a limiting block; 45. a rotating shaft; 46. a fifth gear; 5. a top rod; 6. a movable plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the spraying dust-settling device for the fully mechanized coal mining face coal mining machine comprises two bases 1, two support plates 2, a spraying mechanism and a guide rail mechanism, wherein the two bases 1 are installed in parallel, the top parts of the two bases 1 are both connected with the support plates 2 in a sliding manner, the two support plates 2 are arranged in parallel, ejector rods 5 are connected onto the support plates 2 in a sliding manner, movable plates 6 are fixedly installed at the top parts of the ejector rods 5, the two guide rail mechanisms arranged in parallel are symmetrically installed on the movable plates 6, and the guide rail mechanisms are connected with the spraying mechanism in a sliding manner;
the spraying mechanism comprises a spraying box 3, a sliding plate 31, a top cover 32, a first rotating motor 33, a fourth gear 34, a first spraying pipe 35, a spray head 36, a second spraying pipe 37, a third spraying pipe 38, a two-way pipe 39, teeth 310, a conveying pipe 311, a water pump 312, balls 313 and a second rotating motor 314, wherein the second rotating motor 314 is fixedly installed at the center of the bottom of the sliding plate 31, an output shaft of the second rotating motor 314 penetrates through the sliding plate 31 to be connected with the bottom of the spraying box 3, two ends of the bottom of the spraying box 3 are movably connected with the top of the sliding plate 31 through the balls 313 to ensure the rotating stability of the sliding plate 31, the water pump 312 is fixedly installed inside the spraying box 3, the water pump 312 is connected with one end of the conveying pipe 311, the other end of the conveying pipe 311 penetrates through the spraying box 3 to be movably connected with one end of the two-way pipe 39, and the other end of the two, The second spray pipe 37 is connected to the third spray pipe 38.
A working method of a spraying dust-settling device for a fully mechanized coal mining face coal mining machine comprises the following steps:
firstly, driving a first servo motor 14 to drive a first gear 13 to rotate, wherein the first gear 13 is meshed with a first rack 17 to drive a support plate 2 to horizontally slide on a first guide rod 15 so as to drive a spraying mechanism to horizontally move; then, the third servo motor 42 is driven, the fifth gear 46 is driven to rotate through the rotating shaft 45, the fifth gear 46 is meshed with the second rack 43, and the second sliding block 41 slides on the guide rail 4 to drive the sliding plate 31 to horizontally move and further drive the spraying mechanism to move, so that the horizontal position of the spraying mechanism can be conveniently adjusted, and dust falling is facilitated;
step two, driving a second servo motor 22 to drive a second gear 21 to rotate, driving a third gear 23 to rotate through a chain by the second gear 21, driving a screw rod 24 to rotate by the third gear 23, further driving a first slide block 26 to lift, further driving a movable plate 6 to lift through a mandril 5, further driving a spraying mechanism to lift, adjusting the height of the spraying mechanism, and facilitating the application of equipment with different models and use;
driving a water pump 312 to pump the liquid in the spray box 3 into the first spray pipe 35, the second spray pipe 37 and the third spray pipe 38 for spraying; in-process of spraying, drive third servo motor 42, it rotates to drive spray box 3, and then rotatory spraying, be convenient for adjust its angle, facilitate the use, can drive first rotating electrical machines 33 simultaneously, it rotates to drive fourth gear 34, fourth gear 34 is connected with tooth 310 meshing, and then drive two siphunculus 39 and rotate, two siphunculus 39 drives first spray tube 35, second spray tube 37 and third spray tube 38 are rotatory, and then the spraying, first spray tube 35, second spray tube 37 and the rotatory triangle-shaped setting that is of third spray tube 38, make the in-process of rotatory spraying, the spray regime is bigger, the dust removal effect is better.
A first rotating motor 33 is fixedly installed on one side of the spray box 3, an output shaft of the first rotating motor 33 is connected with a fourth gear 34, and the fourth gear 34 is meshed with teeth 310 arranged outside the two-way pipe 39; the two-way pipe 39 is rotatably connected with the delivery pipe 311 through a bearing.
All install shower nozzle 36 on first spray tube 35, second spray tube 37 and the third spray tube 38, and first spray tube 35, second spray tube 37 and third spray tube 38 are triangle-shaped and set up for the spray tube is at the in-process of spraying, and the spraying range is bigger, and dust removal effect is better.
The bottoms of the two bases 1 are rotatably connected with rollers 11, so that the bases 1 can be moved conveniently, the use is more convenient, the two bases 1 are respectively provided with an L-shaped plate 12, and the inner sides of the two L-shaped plates 12 are respectively provided with a first rack 17; two first servo motor 14 is all installed in the outside of backup pad 2, first gear 13 is fixedly installed to the bottom of first servo motor 14, first gear 13 is connected with the meshing of first rack 17.
The anti-collision device comprises a base 1, anti-collision blocks 16 are fixedly mounted at two ends of the base 1, the anti-collision blocks 16 are rubber blocks, the safety of equipment can be improved, the service life of the anti-collision block is prolonged, a first guide rod 15 is mounted between the two anti-collision blocks 16, a support plate 2 is connected onto the first guide rod 15 in a sliding mode, a second servo motor 22 is fixedly mounted on one side of the support plate 2, an output shaft of the second servo motor 22 is connected with a second gear 21, the second gear 21 is connected with a third gear 23 through a chain, the third gear 23 is fixedly mounted at the bottom of a screw rod 24, the screw rod 24 is rotatably mounted on the other side of the support plate 2, a first sliding block 26 is connected onto the screw rod 24 in a threaded mode, and an ejector rod 5 is fixedly; second guide rods 25 are symmetrically installed on two sides of the screw rod 24, the second guide rods 25 are connected with the ejector rod 5 in a sliding mode, the lifting stability of the ejector rod 5 is guaranteed, and a movable plate 6 is fixedly installed at the top of the ejector rod 5.
Guide rail mechanism includes guide rail 4, second slider 41, third servo motor 42, second rack 43, stopper 44, pivot 45 and fifth gear 46, two guide rail 4 fixes on fly leaf 6, and parallel arrangement, the top fixed mounting of guide rail 4 has second rack 43, stopper 44 is all installed to the both sides of second rack 43, avoids second slider 41 to drop, causes the incident, sliding connection has second slider 41 on guide rail 4, one side fixed mounting of second slider 41 has third servo motor 42, third servo motor 42's output shaft is connected with pivot 45, pivot 45 is located the well kenozooecium of second slider 41, fifth gear 46 has been cup jointed on the pivot 45, fifth gear 46 is connected with the meshing of second rack 43.
The top of the spray box 3 is hinged with a top cover 32, so that liquid can be added into the spray box 3 conveniently; the ejector rod 5 is of an L-shaped structure, so that the movable plate 6 can be conveniently ejected.
The working principle of the invention is as follows: firstly, a first servo motor 14 is driven to drive a first gear 13 to rotate, the first gear 13 is meshed with a first rack 17, and then the support plate 2 is driven to horizontally slide on a first guide rod 15, and further the spraying mechanism is driven to horizontally move; then, the third servo motor 42 is driven, the fifth gear 46 is driven to rotate through the rotating shaft 45, the fifth gear 46 is meshed with the second rack 43, and the second sliding block 41 slides on the guide rail 4 to drive the sliding plate 31 to horizontally move and further drive the spraying mechanism to move, so that the horizontal position of the spraying mechanism can be conveniently adjusted, and dust falling is facilitated;
the second servo motor 22 is driven to drive the second gear 21 to rotate, the second gear 21 drives the third gear 23 to rotate through a chain, the third gear 23 drives the screw rod 24 to rotate, the first sliding block 26 is driven to lift, the movable plate 6 is driven to lift through the ejector rod 5, the spraying mechanism is driven to lift, the height of the spraying mechanism is adjusted, and the spraying mechanism is convenient to use and suitable for equipment of different models;
driving a water pump 312 to pump the liquid in the spray box 3 into the first spray pipe 35, the second spray pipe 37 and the third spray pipe 38 for spraying; in the spraying process, the third servo motor 42 is driven to drive the spraying box 3 to rotate, so that spraying is rotated, the angle of the spraying box is convenient to adjust, the use is convenient, meanwhile, the first rotating motor 33 can be driven to drive the fourth gear 34 to rotate, the fourth gear 34 is meshed with the teeth 310, so that the two-way pipe 39 is driven to rotate, the two-way pipe 39 drives the first spraying pipe 35, the second spraying pipe 37 and the third spraying pipe 38 to rotate, so that spraying is performed, the first spraying pipe 35, the second spraying pipe 37 and the third spraying pipe 38 are arranged in a triangular shape in a rotating mode, the spraying range is larger, and the dust removal effect is better;
the height and the horizontal distance of the spray box are convenient to adjust, so that the spray box is convenient to operate and use; simultaneously, the first spraying pipe, the second spraying pipe and the third spraying pipe are driven to rotate through the first rotating motor, so that the spraying range is wide, the spraying is more uniform, and the dust removal effect is good.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims (9)

1. The spraying dust-settling device for the fully mechanized coal mining face coal mining machine is characterized by comprising two bases (1), two supporting plates (2), a spraying mechanism and a guide rail mechanism, wherein the two bases (1) are arranged in parallel, the supporting plates (2) are respectively connected to the tops of the two bases (1) in a sliding mode, the two supporting plates (2) are arranged in parallel, ejector rods (5) are connected to the supporting plates (2) in a sliding mode, movable plates (6) are fixedly arranged at the tops of the ejector rods (5), the two guide rail mechanisms which are arranged in parallel are symmetrically arranged on the movable plates (6), and the spraying mechanism is connected to the guide rail mechanism in a sliding mode;
the spraying mechanism comprises a spraying box (3), a sliding plate (31), a top cover (32), a first rotating motor (33), a fourth gear (34), a first spraying pipe (35), a spray head (36), a second spraying pipe (37), a third spraying pipe (38), a two-way pipe (39), teeth (310), a conveying pipe (311), a water pump (312), balls (313) and a second rotating motor (314), wherein the second rotating motor (314) is fixedly installed at the center of the bottom of the sliding plate (31), an output shaft of the second rotating motor (314) penetrates through the sliding plate (31) to be connected with the bottom of the spraying box (3), two ends of the bottom of the spraying box (3) are movably connected with the top of the sliding plate (31) through the balls (313), the water pump (312) is fixedly installed inside the spraying box (3), and the water pump (312) is connected with one end of the conveying pipe (311), the other end of conveyer pipe (311) runs through the one end swing joint of spray box (3) and two-way pipe (39), the other end of two-way pipe (39) is connected with first spray pipe (35), second spray pipe (37) and third spray pipe (38) respectively.
2. The spraying dust settling device for the fully mechanized mining face coal mining machine is characterized in that a first rotating motor (33) is fixedly mounted on one side of the spraying box (3), an output shaft of the first rotating motor (33) is connected with a fourth gear (34), and the fourth gear (34) is in meshed connection with teeth (310) arranged outside a two-way pipe (39); the two-way pipe (39) is rotatably connected with the delivery pipe (311) through a bearing.
3. The spraying dust-settling device for the fully mechanized mining face coal mining machine is characterized in that spray heads (36) are mounted on the first spray pipe (35), the second spray pipe (37) and the third spray pipe (38), and the first spray pipe (35), the second spray pipe (37) and the third spray pipe (38) are arranged in a triangular shape.
4. The spraying dust-settling device for the fully mechanized coal mining face coal mining machine is characterized in that the bottoms of the two bases (1) are rotatably connected with rollers (11), L-shaped plates (12) are mounted on the two bases (1), and the inner sides of the two L-shaped plates (12) are provided with first racks (17); two first servo motor (14) are all installed in the outside of backup pad (2), the bottom fixed mounting of first servo motor (14) has first gear (13), first gear (13) are connected with first rack (17) meshing.
5. The spraying dust settling device for the fully mechanized coal mining face coal mining machine according to claim 1, wherein two ends of the base (1) are fixedly provided with anti-collision blocks (16), the anti-collision blocks (16) are of a rubber structure, a first guide rod (15) is arranged between the two anti-collision blocks (16), the first guide rod (15) is connected with a support plate (2) in a sliding manner, one side of the support plate (2) is fixedly provided with a second servo motor (22), an output shaft of the second servo motor (22) is connected with a second gear (21), the second gear (21) is connected with a third gear (23) through a chain, the third gear (23) is fixedly arranged at the bottom of a screw rod (24), the screw rod (24) is rotatably arranged at the other side of the support plate (2), and the screw rod (24) is connected with a first sliding block (26) in a threaded manner, a top rod (5) is fixedly arranged on the first sliding block (26); second guide bars (25) are symmetrically installed on two sides of the screw rod (24), the second guide bars (25) are connected with the ejector rod (5) in a sliding mode, and a movable plate (6) is fixedly installed at the top of the ejector rod (5).
6. The spraying dust settling device for the fully mechanized coal mining face coal mining machine according to claim 1, wherein the guide rail mechanism comprises a guide rail (4), a second sliding block (41), a third servo motor (42), a second rack (43), a limiting block (44), a rotating shaft (45) and a fifth gear (46), the two guide rails (4) are fixed on the movable plate (6) and are arranged in parallel, the second rack (43) is fixedly installed at the top of the guide rail (4), the limiting blocks (44) are installed on two sides of the second rack (43), the second sliding block (41) is connected onto the guide rail (4) in a sliding manner, the third servo motor (42) is fixedly installed on one side of the second sliding block (41), an output shaft of the third servo motor (42) is connected with the rotating shaft (45), and the rotating shaft (45) is located in a hollow part of the second sliding block (41), and a fifth gear (46) is sleeved on the rotating shaft (45), and the fifth gear (46) is meshed with the second rack (43).
7. The spraying dust-settling device for the fully mechanized mining face coal mining machine is characterized in that a top cover (32) is hinged to the top of the spraying box (3).
8. The spraying dust-settling device for the fully mechanized mining face coal mining machine according to claim 1, wherein the ejector rod (5) is of an L-shaped structure.
9. A working method of a spraying dust-settling device for a fully mechanized coal mining face coal mining machine is characterized by comprising the following steps:
firstly, driving a first servo motor (14) to drive a first gear (13) to rotate, wherein the first gear (13) is meshed and connected with a first rack (17), and further driving a spraying mechanism to move along the first rack (17); then, a third servo motor (42) is driven, a fifth gear (46) is driven to rotate through a rotating shaft (45), the fifth gear (46) is meshed with a second rack (43) to be connected, and then a second sliding block (41) slides on the guide rail (4) to drive the spraying mechanism to move and adjust the horizontal position of the spraying mechanism;
driving a second servo motor (22) to drive a second gear (21) to rotate, driving a third gear (23) to rotate by the second gear (21) through a chain, driving a screw rod (24) to rotate by the third gear (23), further driving a first sliding block (26) to lift, further driving a movable plate (6) to lift through a mandril (5), further driving a spraying mechanism to lift, and adjusting the height of the spraying mechanism;
driving a water pump (312) to pump the liquid in the spray box (3) into the first spray pipe (35), the second spray pipe (37) and the third spray pipe (38) for spraying; in the spraying process, the third servo motor (42) is driven to drive the spraying box (3) to rotate, so that the spraying is rotated, meanwhile, the first rotating motor (33) can be driven to drive the fourth gear (34) to rotate, the fourth gear (34) is meshed with the teeth (310) to be connected, so that the two-way pipe (39) is driven to rotate, and the two-way pipe (39) drives the first spraying pipe (35), the second spraying pipe (37) and the third spraying pipe (38) to rotate, so that the spraying is performed.
CN201910989186.0A 2019-10-17 2019-10-17 Spraying dust-settling device for fully-mechanized coal mining face coal mining machine and working method thereof Active CN110748340B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102182494A (en) * 2011-03-25 2011-09-14 杨景旺 Mechanical full-automatic roadway watering and dust rinsing vehicle
RU2588122C1 (en) * 2015-04-01 2016-06-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный минерально-сырьевой университет "Горный" Automated system for dust suppression
CN206617187U (en) * 2017-04-01 2017-11-07 杜来根 Colliery gun diging face automatic spray dust removal device
CN107829773A (en) * 2017-10-28 2018-03-23 谢志坚 A kind of movable tunnel construction atomizing de-dusting apparatus
CN207278294U (en) * 2017-10-24 2018-04-27 郝先鹏 One kind is used for underground mine use atomizing de-dusting apparatus
CN108757001A (en) * 2018-07-26 2018-11-06 贾中全 A kind of coal mine spray dust-fall equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102182494A (en) * 2011-03-25 2011-09-14 杨景旺 Mechanical full-automatic roadway watering and dust rinsing vehicle
RU2588122C1 (en) * 2015-04-01 2016-06-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный минерально-сырьевой университет "Горный" Automated system for dust suppression
CN206617187U (en) * 2017-04-01 2017-11-07 杜来根 Colliery gun diging face automatic spray dust removal device
CN207278294U (en) * 2017-10-24 2018-04-27 郝先鹏 One kind is used for underground mine use atomizing de-dusting apparatus
CN107829773A (en) * 2017-10-28 2018-03-23 谢志坚 A kind of movable tunnel construction atomizing de-dusting apparatus
CN108757001A (en) * 2018-07-26 2018-11-06 贾中全 A kind of coal mine spray dust-fall equipment

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