CN115355003A - Flat bottom device of intelligent coal seam floor and use method - Google Patents
Flat bottom device of intelligent coal seam floor and use method Download PDFInfo
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- CN115355003A CN115355003A CN202211039856.0A CN202211039856A CN115355003A CN 115355003 A CN115355003 A CN 115355003A CN 202211039856 A CN202211039856 A CN 202211039856A CN 115355003 A CN115355003 A CN 115355003A
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- 239000003245 coal Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000005553 drilling Methods 0.000 claims abstract description 127
- 239000002689 soil Substances 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 55
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005065 mining Methods 0.000 abstract description 3
- 239000011435 rock Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor
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- Mechanical Engineering (AREA)
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- Earth Drilling (AREA)
Abstract
The invention discloses a flat bottom device of an intelligent coal seam bottom plate and a using method, and belongs to the technical field of mining equipment. The device comprises a base and a direction seat arranged on a hydraulic lifting platform, wherein the front end of the direction seat is connected with a separated bottom plate flat-bottom drilling shaft, a bottom plate flattening rod shaft is arranged at the rear part of the base, the front end of a transmission rotating rod is connected with a first drilling frame, and the front end of the first drilling frame is provided with a second drilling frame. Through the flat bottom borer, the coal conveying soil frame and the flattening roller, various effects of drilling, loosening soil, transporting soil and pressing soil are realized, the flat bottom operation of the bottom plate is convenient, and the working efficiency is improved; the bottom plate is efficiently loosened through the two groups of flat-bottom frames, and the soil loosening efficiency is improved by the two groups of eight flat-bottom blades in the flat-bottom frames; through the fender soil drill rod head all around, prevent to get into the inside influence device of drill rod head through flat mouthful and use loosening the soil in-process, the drill rod head setting of disconnect-type simultaneously, conveniently disassembles convenient later maintenance.
Description
Technical Field
The invention relates to the technical field of mineral engineering machinery, in particular to a flat bottom device suitable for an underground intelligent coal seam bottom plate of a coal mine and a using method.
Background
The floor of the coal seam is the rock stratum directly below the coal seam in the profile of the coal-bearing bottom layer of the normal sequence. Common coal seam floor rocks comprise clay layers, argillaceous rocks, siltstones and the like.
In the propulsion of mining working face, the seam floor can lead to arousing the protruding removal of deformation of seam floor after the coal seam crowd exploitation because of the change of stress in the coal seam rock mass, can influence subsequent coal mining when serious, has the potential safety hazard.
Most of the existing processing modes are manual flat-bottom excavation and filling by miners, but the raised coal seam bottom plate becomes abnormally hard after being stressed, so that the manual flat-bottom filling operation has low working efficiency, wastes time and labor and has poor effect.
In conclusion, a flat bottom device suitable for an underground intelligent coal seam floor of a coal mine is needed.
Disclosure of Invention
The technical problem is as follows: the invention aims to overcome the defects in the prior art and provides the intelligent coal seam floor flat bottom device which is simple in structure, time-saving, labor-saving, high in working efficiency and good in using effect and the using method.
The technical scheme is as follows: the invention discloses a flat bottom device of an intelligent coal seam bottom plate, which comprises a base with movable wheels and a cab arranged on the base, wherein the front part of the cab is provided with a hydraulic lifting platform and an explosion-proof oil tank positioned on the side surface of the hydraulic lifting platform, the hydraulic lifting platform is provided with a direction seat, the front end surface of the direction seat is connected with a horizontally-arranged separated bottom plate flat bottom drilling hole device, the side surface of the base is provided with a coal conveying soil rack, and the back of the base is provided with a bottom plate flattening rod shaft; the split type bottom plate flat-bottom hole drilling device comprises a drilling driving motor, a transmission rotating rod, a first drilling frame and a drill bit, wherein the output end of the drilling driving motor is connected with the transmission rotating rod, the front end of the transmission rotating rod is connected with the tail end of the first drilling frame, the front end of the first drilling frame is connected with the tail end of a second drilling frame, and the drill bit is arranged at the front end of the second drilling frame; and a first driving motor is arranged at one end, close to the transmission rotating rod, in the first drilling frame.
The first drilling frame comprises a first barrel body and four diagonal telescopic drills arranged in the first barrel body and having the same structure, the four diagonal telescopic drills are distributed in a cross shape and enter and exit the first barrel body in a telescopic mode from four directions, a first soil loosening opening corresponding to the entry and exit of the diagonal telescopic drills is formed in the first barrel body, a second threaded connector connected with the rear end of the second drilling frame is arranged at the front end of the barrel body, a first threaded connector connected with the front end of a transmission rotating rod is arranged at the rear end of the barrel body, a first transmission rotating shaft penetrating through the centers of the diagonal telescopic drills and connected with the output end of a driving motor and a rotating shaft connector connected with the first transmission rotating shaft are arranged in the barrel body, a first driving bevel gear is arranged on the first transmission rotating shaft, and the first driving bevel gear is meshed with the four diagonal telescopic drills.
The diagonal telescopic drill comprises a first driven bevel gear, a first sliding block, a first screw rod, a second driving motor and a first rear soil blocking drill rod head which are sequentially arranged; the first driven bevel gear is arranged on a first screw rod at one end meshed with the first driving bevel gear, the first sliding block is sleeved on the first screw rod, the second driving motor is arranged at the other end of the first screw rod and located on one side of a first rear soil retaining drill rod head, and a first rotating rod, a first flat bottom blade arranged on the first rotating rod and a first diagonal telescopic drill rod are arranged on the other side of the first rear soil retaining drill rod head.
The first sliding block comprises a ring disc sleeved on a first screw rod, a first sliding rod arranged on the ring disc and a first fixing frame, wherein the first sliding rod is provided with a first sliding rail, the first sliding rail is connected with the first sliding rod in a right-angle cantilever mode and is positioned above the first screw rod, the first fixing frame is composed of 2-3 steel wires \31599and is positioned on the periphery of the first screw rod, one end of the first screw rod is fixed on the ring disc, the other end of the first screw rod is fixed on a shell of a driving motor II, the first screw rod is positioned on the inner wall of the first drilling frame through a first connecting frame II, and the first sliding rail is positioned on the inner wall of the first drilling frame through the first connecting frame II.
The coal conveying rack comprises a first conveying belt, a second conveying belt and a third conveying belt; one side of the first conveying belt is provided with a first conveying motor, the second conveying belt is positioned below the first conveying belt, and one side of the second conveying belt is provided with a second conveying motor; and a third conveying motor is arranged on one side of the third conveying belt, the third conveying belt is positioned below the second conveying belt, the conveying belts are connected end to end, and the third conveying belt is connected with a fixed sliding frame on one side of the cab through a sliding shaft.
And a coal and soil transport vehicle is arranged at the tail part of the coal conveying soil frame.
A method for using the flat bottom device of the intelligent coal seam floor comprises the following steps:
1) When the device works, the driving flat-bottom device moves into a roadway, and the hydraulic lifting platform and the direction seat are controlled according to the rising height of the bottom plate to adjust the separated type bottom plate flat-bottom drilling shaft;
2) Starting a drilling driving motor, driving a transmission rotating rod to rotate at a high speed by the drilling driving motor, driving a first drilling frame and a second drilling frame to rotate by the transmission rotating rod, driving a drill bit to rotate, and slowly moving a flat bottom device forwards until a flat bottom drilling shaft of the separated bottom plate enters the bottom plate;
3) The drilling driving motor stops working, the driving motor starts working, the first driving motor drives the first transmission rotating shaft to rotate, the first transmission rotating shaft drives the first driving bevel gear to rotate, the first driving bevel gear and the second driving bevel gear respectively drive the first driven bevel gear connected with the first driving bevel gear in a meshed mode to rotate, the first driven bevel gear drives the first screw rod to rotate, the first screw rod drives the first sliding block to move towards the outer side along the first sliding rail on the upper portion, the first sliding block drives the second driving motor connected with the first sliding block to move forwards, the synchronous second driving motor is started to drive the first rotating rod to rotate, the first rotating rod drives the first flat bottom blade and the diagonal telescopic drill to rotate and move out of the first drilling frame to loosen the soil of the bottom plate, and the second drilling frame and the first drilling frame work synchronously;
4) During soil loosening operation, soil is turned over to the coal and soil conveying frame, is conveyed to the coal and soil transport vehicle through the first conveying belt, the second conveying belt and the third conveying belt, and is moved to the outside through the coal and soil transport vehicle;
5) Controlling a hydraulic lifting platform to adjust the height of a flat-bottom drilling shaft of the separated bottom plate, and loosening and transferring the soil of the raised bottom plate from top to bottom;
6) After the soil loosening and transferring operation is finished, flattening operation is carried out on the region where soil loosening is finished through a bottom plate flattening roller shaft at the rear part;
7) After all work is finished, the second drilling frame is rotated, the second drilling frame is separated from the first drilling frame, then the first drilling frame is rotated, the first drilling frame is separated from the transmission rotating rod, and the flat-bottom drilling shaft of the separated bottom plate is cleaned and assembled for subsequent use.
Has the advantages that: the invention can realize automatic and intelligent flat-bottom leveling operation on the coal seam floor, and has high efficiency and good effect. Compared with the prior art:
1. and (4) multiple functions. The invention integrates drilling, flat bottom soil loosening, soil transporting and soil compacting, realizes convenient flat bottom of the coal seam floor and improves the working efficiency.
2. And 3, layering and loosening the soil, and improving the efficiency. According to the invention, the efficient soil loosening of the bottom plate is realized through the two groups of flat-bottom frames, and the soil loosening efficiency is improved by the two groups of eight flat-bottom blades in the flat-bottom frames.
3. Convenient maintenance. The front soil blocking drill rod head and the rear soil blocking drill rod head prevent the soil from entering the interior of the drill rod head through the flat bottom port in the soil loosening process to influence the use of the device, and meanwhile, the separated drill rod heads are convenient to disassemble and convenient to maintain later.
Drawings
FIG. 1 is a schematic front side view of the present invention;
FIG. 2 is a rear side schematic view of the present invention;
FIG. 3 is a front view of the split floor flat bottom drilling shaft of the present invention;
FIG. 4 is an assembly view of the split floor flat bottomed drill shaft of the present invention;
FIG. 5 is a schematic view of the internal structure of the split floor flat-bottomed perforated shaft of the present invention;
FIG. 6 is a partial schematic view of the interior of the split floor flat bottom bored shaft of the present invention;
FIG. 7 is an enlarged view at A of FIG. 6 of the present invention;
FIG. 8 is an enlarged view of the invention at B in FIG. 6;
FIG. 9 is a schematic view of the split bottom plate flat bottom drilling shaft flat bottom structure of the present invention;
FIG. 10 is a schematic view of the construction of the coal conveying rack of the present invention;
fig. 11 is a schematic structural view of the present invention in use.
In the figure: 1. a base; 2. a moving wheel; 3. a cab; 4. an explosion-proof oil tank; 5. a hydraulic lifting platform; 6. a direction seat; 7. a split floor flat bottom piercer; 8. a coal conveying soil rack; 9. a coal and soil transport vehicle; 10. a sole plate flattening roller shaft; 11. a roadway; 12. a base plate; 31. a fixed carriage; 71. a drilling drive motor; 72. a transmission rotating rod; 73. a first drilling frame; 74. a second drilling frame; 81. a first conveyor belt; 82. a second conveyor belt; 83. a third conveyor belt; 84. a slide shaft; 730. a first cylinder body; 731. a first soil loosening opening; 732. driving a motor I; 733. a first transmission rotating shaft; 734. a first drive bevel gear; 735. a first driven bevel gear; 736. a first lead screw; 737. a first slider; 738. a second driving motor; 739. a first rear earth retaining drill pipe head; 740. a second cylinder body; 741. a second soil loosening opening; 742. a second transmission rotating shaft; 743. a second drive bevel gear; 744. a second driven bevel gear; 745. a second lead screw; 746. a second slider; 747. driving a motor III; 748. a second rear fender bit head; 749. a drill bit; 7311. a first threaded connector; 7312. a second threaded connector; 7331. a rotating shaft connector; 7371. a first slide bar; 7372. a first slide rail; 7373. a first fixing frame; 7381. a first rotating lever; 7382. a first flat bed blade; 7383. drilling a first diagonal in a telescopic manner; 7421. the rotating shaft is connected with a threaded column; 7461. a second slide bar; 7462. a second slide rail; 7463. a second fixing frame; 7471. a second rotating rod; 7472. a second flat bed blade; 7473. a second diagonal telescopic drill; 7-1, a first connecting frame I; 7-2, a second first connecting frame; 7-3, a first second connecting frame; 7-4, and a second connecting frame II; 811. a first conveying motor; 812. a first fixing rod; 821. a second conveying motor; 822. a second fixing rod; 831. and a third conveying motor.
Detailed Description
The invention relates to a flat bottom device of an intelligent coal seam floor, which comprises a base 1 with moving wheels 2 and a cab 3 arranged on the base 1, wherein the front part of the cab 3 is provided with a hydraulic lifting platform 5 and an explosion-proof oil tank 4 positioned on the side surface of the hydraulic lifting platform 5, the hydraulic lifting platform 5 is provided with a direction seat 6, the front end surface of the direction seat 6 is connected with a horizontally-arranged separated floor flat-bottom drilling hole device 7, the side surface of the base 1 is provided with a coal conveying soil rack 8, and the back of the base 1 is provided with a floor flattening roller shaft 10; a coal and soil transport vehicle 9 is arranged at the tail part of the coal and soil transport frame 8; the split bottom plate flat-bottom hole drilling device 7 comprises a drilling driving motor 71, a transmission rotating rod 72, a first drilling frame 73 and a drill bit 749, wherein the output end of the drilling driving motor 71 is connected with the transmission rotating rod 72, the front end of the transmission rotating rod 72 is connected with the tail end of the first drilling frame 73, the front end of the first drilling frame 73 is connected with the tail end of a second drilling frame 74, and the drill bit 749 is arranged at the front end of the second drilling frame 74; a first driving motor 732 is arranged at one end of the first drilling frame 73, which is close to the transmission rotating rod 72.
The first drilling frame 73 comprises a first cylinder 730 and four diagonal telescopic drills 7383 which are arranged in the first cylinder 730 and have the same structure, the four diagonal telescopic drills 7383 are distributed in a cross shape and extend in and out of the first cylinder 730 from four directions, a first soil loosening port 731 corresponding to the entry and exit of the diagonal telescopic drills 7383 is arranged on the first cylinder 730, a threaded connection port two 7312 connected with the rear end of the second drilling frame 74 is arranged at the front end of the cylinder, a threaded connection port one 7311 connected with the front end of the transmission rotating rod 72 is arranged at the rear end of the cylinder, a first transmission rotating shaft 733 which penetrates through the center of the diagonal telescopic drills and is connected with the output end of the first driving motor 732 and a rotating shaft 7331 connected with the first transmission rotating shaft 733 are arranged in the cylinder, a first driving bevel gear 734 is arranged on the first transmission rotating shaft 733, and the first driving bevel gear 734 is meshed with the four diagonal telescopic drills.
The diagonal telescopic drill first 7383 comprises a first driven bevel gear 735, a first sliding block 737, a first screw 736, a second driving motor 738 and a first rear earth-retaining drill rod head 739 which are sequentially arranged; the first driven bevel gear 735 is arranged on a first lead screw 736 at one end meshed with the first driving bevel gear 734, the first slider 73) is sleeved on the first lead screw 736, the second driving motor 738 is arranged at the other end of the first lead screw 736 and is positioned at one side of a first rear soil retaining drill rod head 739, and a first rotating rod 738, a first flat bottom blade 7382 arranged on the first rotating rod 7381 and a diagonal telescopic drill first 7383 are arranged at the other side of the first rear soil retaining drill rod head 739.
The first slider 737 comprises a ring disc sleeved on the first lead screw 736, a first sliding rod 7371 and a first fixing frame 7373, the first sliding rod 7371 is provided with a first sliding rail 7372, the first sliding rail 7372 is connected with the first sliding rod 7371 in a right-angle cantilever manner and is positioned above the first lead screw 736, the first fixing frame 7373 is formed by 2-3 steel structures 31599 and is positioned on the periphery of the first lead screw 736, one end of the first lead screw 736 is fixed on the ring disc, the other end of the first lead screw 736 is fixed on a shell of a second driving motor 738, the first lead screw 736 is positioned on the inner wall of the first drilling frame 73 through a second connecting frame 7-2, and the first sliding rail 7372 is positioned on the inner wall of the first drilling frame 73 through a first connecting frame 7-1.
The coal and soil conveying frame (8) comprises a first conveying belt (81), a second conveying belt (82) and a third conveying belt 83; a first conveying motor 811 is arranged on one side of the first conveying belt 81, the second conveying belt 82 is positioned below the first conveying belt 81, and a second conveying motor 821 is arranged on one side of the second conveying belt 82; a third conveying motor 831 is arranged on one side of the third conveying belt 83, the third conveying belt 83 is positioned below the second conveying belt 82, the conveying belts are connected end to end, and the third conveying belt 83 is connected with the fixed sliding frame 31 on one side of the cab 3 through a sliding shaft 84.
A method for using the flat bottom device of the intelligent coal seam floor comprises the following steps:
1) When the device works, the driving flat bottom device moves into a roadway 11, and the hydraulic lifting platform 5 and the direction seat 6 are controlled according to the rising height of the bottom plate 12 to adjust the separated bottom plate flat bottom drilling shaft 7;
2) Starting the drilling driving motor 71, the drilling driving motor 71 drives the transmission rotating rod 72 to rotate at a high speed, the transmission rotating rod 72 drives the first drilling frame 73 and the second drilling frame 74 to rotate, so as to drive the drill 749 to rotate, and the flat-bottom device is slowly moved forward until the separated bottom plate flat-bottom drilling shaft 7 enters the bottom plate 12;
3) The drilling driving motor 71 stops working, the driving motor one 732 starts working, the driving motor one 732 drives the first transmission rotating shaft 733 to rotate, the first transmission rotating shaft 733 drives the first driving bevel gear 734 to rotate, the first driving bevel gear 734 and the second driving bevel gear 743 respectively drive the first driven bevel gear 735 connected with the first driving bevel gear to rotate, the first driven bevel gear 735 drives the first lead screw 736 to rotate, the first lead screw 736 drives the first sliding block 737 to move towards the outer side along the first sliding rail 7372 at the upper part, the first sliding block 737 drives the second driving motor 738 connected with the first sliding block to move forwards, the synchronous second driving motor 738 starts driving the first rotating rod 7381 to rotate, the first rotating rod 7381 drives the first bottom blade 7382 and the diagonal telescopic drilling one 7383 to rotate and move out of the first drilling frame 73 to loosen the bottom plate 12, and the second drilling frame 74 and the first drilling frame 73 operate synchronously;
4) During the soil loosening operation, soil is turned over to the coal and soil conveying frame 8, is conveyed to the coal and soil transport vehicle 9 through the first conveying belt 81, the second conveying belt 82 and the third conveying belt 83), and moves to the outside through the coal and soil transport vehicle 9);
5) Controlling a hydraulic lifting platform 5 to adjust the height of a flat-bottom drilling shaft 7 of the separated bottom plate, and loosening and transferring the soil of the raised bottom plate 12 from top to bottom;
6) After the soil loosening and transferring operation is completed, flattening operation is performed on the region where soil loosening is completed through the rear bottom plate flattening roller shaft 10;
7) After all the work is finished, the second drilling frame 74 is rotated to separate the second drilling frame 74 from the first drilling frame 73, then the first drilling frame 73 is rotated to separate the first drilling frame 73 from the transmission rotating rod 72, and the separated type bottom plate flat-bottom drilling shaft 7 is cleaned and assembled for subsequent use.
The embodiments of the invention are further described below in conjunction with the following figures:
as shown in fig. 1 to 4, the flat bottom device of the intelligent coal seam floor comprises a base 1 and a cab 3 arranged on the upper portion of the base 1, wherein a hydraulic lifting platform 5 is arranged at the front end of the cab 3, a direction seat 6 is arranged on the upper portion of the hydraulic lifting platform 5, a separated type floor flat bottom drill 7 is arranged on the direction seat 6, a coal soil conveying frame 8 is arranged on one side of the base 1, a floor flattening roller shaft 10 is hinged to the rear portion of the base 1, the separated type floor flat bottom drill 7 comprises a drilling driving motor 71 and a transmission rotating rod 72 connected with the drilling driving motor 71, a first drilling frame 73 and a second drilling frame 74 which are convenient to detach are sequentially connected to the transmission rotating rod 72, and a drill head 749 is arranged at the front end of the second drilling frame 74;
when later maintenance, the user rotates second drilling frame 74 and separates second drilling frame 74 from first drilling frame 73, then rotates first drilling frame 73 and separates first drilling frame 73 from transmission bull stick 72 to this realizes the separation maintenance of disconnect-type bottom plate flat-bottom drilling axle 7, convenient user's later maintenance.
The bottom of base 1 is provided with removes wheel 2, and the upper portion front side of base 1 is equipped with explosion-proof oil tank 4, explosion-proof oil tank 4 is the fuel storage unit of whole device, guarantees the normal operating of device, defeated coal soil frame 8 rear portion is provided with coal soil transport vechicle 9.
As shown in fig. 3, four groups of first soil loosening holes 731 are uniformly arranged on the side of the first drilling frame 73, a first threaded connection port 7311 is arranged on one side of the first drilling frame 73 close to the transmission rotating rod 72, a second threaded connection port 7312 is arranged on the other side of the transmission rotating rod 72, a first driving motor 732 is arranged on one side of the inside of the first drilling frame 73, the output end of the first driving motor 732 is connected with a first transmission rotating shaft 733, and the front end of the first transmission rotating shaft 733 is connected with a rotating shaft connection port 7331.
As shown in fig. 4 to 6, a first driving bevel gear 734 is disposed at an upper portion of the first transmission rotation shaft 733, a first driven bevel gear 735 is engaged and connected to the upper portion of the first driving bevel gear 734, the first driven bevel gear 735 is mounted at one end of a first lead screw 736, a first slider 737 is sleeved on the upper portion of the first lead screw 736, the upper portion of the first slider 737 is slidably connected to a first slide rail 7372 through a first slide bar 7371, the first lead screw 736 and the first slide rail 7372 are respectively connected to an inner wall of the first drilling frame 73 through a first connection frame 7-1 and a first connection frame 7-2, and a front end of the first slider 737 is connected to a second driving motor 738 through a first fixing frame 7373.
As shown in fig. 5 to 6, the output end of the second driving motor 738 is connected with a first rotating rod 7381, three groups of first flat bottom blades 7382 are mounted on the upper portion of the first rotating rod 7381, a diagonal telescopic drill first 7383 is arranged at the front end of the first rotating rod 7381, and a first rear soil retaining drill rod head 739 is fixedly mounted on the upper portion of the second driving motor 738;
during soil loosening operation, the drilling driving motor 71 stops operating, the first driving motor 732 arranged on one side inside the first drilling frame 73 starts operating, the first driving shaft 733 is driven by the first driving motor 732 to rotate, the first driving shaft 733 drives the first driving bevel gear 734 to rotate, the first driving bevel gear 734 and the second driving bevel gear 743 respectively drive the first driven bevel gear 735 in meshed connection with the first driving bevel gear to rotate, the first driven bevel gear 735 drives the first lead screw 736 to rotate, the first lead screw 736 drives the first sliding block 737 to move outwards along the first sliding rail 7372 on the upper portion, the first sliding block 737 drives the second driving motor 738 connected with the first sliding block to move forwards, the synchronous second driving motor 738 starts to drive the first rotating rod 7381 to rotate, the first rotating rod 81 drives the first bottom blade 7382 and the diagonal telescopic drill 7383 to rotate and move out of the first drilling frame 73 to perform soil loosening operation on the bottom plate 12, and similarly, the second drilling frame 74 operates synchronously.
As shown in fig. 3 to 6 and 8, the second drilling frame 74 includes a second cylinder 740 and four diagonal telescopic drill bits 7473 arranged in the second cylinder 740 and having the same structure, the four diagonal telescopic drill bits 7473 are distributed in a cross shape and extend in and out of the second cylinder 740 from four directions, a second soil loosening opening 741 corresponding to the entry and exit of the diagonal telescopic drill bits 7473 is arranged on the second cylinder 740, a second transmission rotation shaft 742 is arranged in the middle of the second drilling frame 74, and one end of the second transmission rotation shaft 742, which is close to the first drilling frame 73, is connected to a rotation shaft connection threaded column 7421;
a second driving bevel gear 743 is arranged at the upper part of the second transmission rotating shaft 742, a second driven bevel gear 744 is connected to the upper part of the second driving bevel gear 743 in a meshing manner, the second driven bevel gear 744 is installed at one end of a second screw rod 745, a second sliding block 746 is sleeved at the upper part of the second screw rod 745, the upper part of the second sliding block 746 is slidably connected to a second sliding rail 7462 through a second sliding rod 7461, the second screw rod 745 and the second sliding rail 7462 are respectively connected to the inner wall of the second drilling frame 74 through a second connecting frame one 7-3 and a second connecting frame two 7-4, and the front end of the second sliding block 746 is connected to a driving motor three 747 through a second fixing frame 7463.
As shown in fig. 5 to 6 and 9 to 11, the output end of the driving motor three 747 is connected with a second rotating rod 7471, three groups of second flat bottom blades 7472 are installed on the upper portion of the second rotating rod 7471, a diagonal telescopic drill two 7473 is installed at the front end of the second rotating rod 7471, and a second rear soil retaining drill rod head 748 is fixedly installed on the upper portion of the driving motor three 747.
As shown in fig. 1 to 2 and 10, the coal soil transporting rack 8 includes a first conveyor belt 81, a second conveyor belt 82 and a third conveyor belt 83; one side of the first conveying belt 81 is provided with a first conveying motor 811; the bottom of the first conveying belt 81 is connected with the second conveying belt 82 through a second fixing rod 822, and one side of the second conveying belt 82 is provided with a second conveying motor 821; and a third conveyor belt 83, wherein the bottom of the second conveyor belt 82 is provided with the third conveyor belt 83, one side of the third conveyor belt 83 is provided with a third conveyor motor 831, and the third conveyor belt 83 is connected with the fixed sliding frame 31 on the cab 3 side through a sliding shaft 84.
One side of the direction seat 6 is connected with a first conveying belt 81 through a first fixing rod 812, and one side of the first conveying belt 81 is provided with a first conveying motor 811; the bottom of the first conveying belt 81 is connected with the second conveying belt 82 through a second fixing rod 822, and one side of the second conveying belt 82 is provided with a second conveying motor 821; and a third conveyor belt 83 is arranged at the bottom of the second conveyor belt 82, a third conveyor belt 83 is arranged on one side of the third conveyor belt 83, a third conveyor motor 831 is arranged on one side of the third conveyor belt 83, and the third conveyor belt 83 is connected with the fixed sliding frame 31 on one side of the cab 3 through a sliding shaft 84.
Claims (7)
1. The utility model provides an intelligent coal seam floor's flat bottom device, includes base (1) that has removal wheel (2), establishes driver's cabin (3) on base (1), its characterized in that: the front part of the cab (3) is provided with a hydraulic lifting platform (5) and an explosion-proof oil tank (4) positioned on the side surface of the hydraulic lifting platform (5), the hydraulic lifting platform (5) is provided with a direction seat (6), the front end surface of the direction seat (6) is connected with a horizontally-arranged separated bottom plate flat-bottom drilling hole device (7), the side surface of the base (1) is provided with a coal conveying frame (8), and the rear surface of the base (1) is provided with a bottom plate flattening rod shaft (10); the split type bottom plate flat-bottom hole drilling device (7) comprises a drilling driving motor (71), a transmission rotating rod (72), a first drilling frame (73) and a drill bit (749), wherein the output end of the drilling driving motor (71) is connected with the transmission rotating rod (72), the front end of the transmission rotating rod (72) is connected with the tail end of the first drilling frame (73), the front end of the first drilling frame (73) is connected with the tail end of a second drilling frame (74), and the drill bit (749) is arranged at the front end of the second drilling frame (74); one end of the interior of the first drilling frame (73), which is close to the transmission rotating rod (72), is provided with a first driving motor (732).
2. The flat bottom device of the intelligent coal seam floor of claim 1, wherein: the first drilling frame (73) comprises a first cylinder body (730) and four diagonal telescopic drills (7383) which are arranged in the first cylinder body (730) and have the same structure, the four diagonal telescopic drills (7383) are distributed in a cross shape and extend in and out of the first cylinder body (730) from four directions, a first soil loosening port (731) corresponding to the diagonal telescopic drills (7383) is formed in the first cylinder body (730), a second threaded connecting port (7312) connected with the rear end of the second drilling frame (74) is formed in the front end of the cylinder body, a first threaded connecting port (7311) connected with the front end of the transmission rotating rod (72) is formed in the rear end of the cylinder body, a first transmission rotating shaft (733) connected with the output end of the first driving motor (732) and a rotating shaft connecting port (7331) connected with the first transmission rotating shaft (733) are arranged in the cylinder body and penetrate through the centers of the diagonal telescopic drills, a first driving bevel gear (734) is arranged on the first transmission rotating shaft (733), and the first driving bevel gear (734) is meshed with the four diagonal telescopic drills.
3. The flat bottom device of the intelligent coal seam floor of claim 2, wherein: the diagonal telescopic drill I (7383) comprises a first driven bevel gear (735), a first sliding block (737), a first screw rod (736), a second driving motor (738) and a first rear soil retaining drill rod head (739) which are sequentially arranged; the first driven bevel gear (735) is arranged on a first lead screw (736) at one end meshed with the first driving bevel gear (734), a first sliding block (737) is sleeved on the first lead screw (736), a second driving motor (738) is arranged at the other end of the first lead screw (736) and is positioned on one side of a first rear soil retaining drill rod head (739), and a first rotating rod (7381), a first flat bottom blade (7382) arranged on the first rotating rod (7381) and a first diagonal telescopic drill (7383) are arranged on the other side of the first rear soil retaining drill rod head (739).
4. The flat bottom device of the intelligent coal seam floor of claim 3, wherein: the first sliding block (737) comprises a ring disc sleeved on a first screw rod (736), a first sliding rod (7371) and a first fixing frame (7373), wherein the first sliding rod (7371) is provided with a first sliding rail (7372), the first sliding rail (7372) is connected with the first sliding rod (7371) in a right-angle cantilever mode and located above the first screw rod (736), the first fixing frame (7373) is composed of 2-3 steel \31599and located on the periphery of the first screw rod (736), one end of the first screw rod (736) is fixed on the ring disc, the other end of the first screw rod (736) is fixed on a shell of a second driving motor (738), the first screw rod (736) is located on the inner wall of the first drilling frame (73) through a first connecting frame I (7-1), and the first sliding rail (7372) is located on the inner wall of the first drilling frame (73) through a first connecting frame I (7-1).
5. The flat bottom device of the intelligent coal seam floor of claim 1, wherein: the coal and soil conveying frame (8) comprises a first conveying belt (81), a second conveying belt (82) and a third conveying belt (83); a first conveying motor (811) is arranged on one side of the first conveying belt (81), the second conveying belt (82) is positioned below the first conveying belt (81), and a second conveying motor (821) is arranged on one side of the second conveying belt (82); and a third conveying motor (831) is arranged on one side of the third conveying belt (83), the third conveying belt (83) is positioned below the second conveying belt (82), the conveying belts are connected end to end, and the third conveying belt (83) is connected with a fixed sliding frame (31) on one side of the cab (3) through a sliding shaft (84).
6. The flat bottom device of the intelligent coal seam floor of claim 1, wherein: and a coal and soil transport vehicle (9) is arranged at the tail part of the coal and soil transporting frame (8).
7. The method of using the intelligent coal seam floor flat bottom device of claim 1, 2, 3, 4, 5 or 6, wherein: the method comprises the following steps:
1) When the device works, the driving flat bottom device moves into a roadway (11), and the hydraulic lifting platform (5) and the direction seat (6) are controlled according to the rising height of the bottom plate (12) to adjust the separated bottom plate flat bottom drilling shaft (7);
2) Starting a drilling driving motor (71), driving a transmission rotating rod (72) to rotate at a high speed by the drilling driving motor (71), driving a first drilling frame (73) and a second drilling frame (74) to rotate by the transmission rotating rod (72), driving a drill bit (749) to rotate by the transmission rotating rod, and slowly moving a flat bottom device forwards until a flat bottom drilling shaft (7) of a separated bottom plate enters a bottom plate (12);
3) The drilling driving motor (71) stops working, the driving motor I (732) starts working, the driving motor I (732) drives the first transmission rotating shaft (733) to rotate, the first transmission rotating shaft (733) drives the first driving bevel gear (734) to rotate, the first driving bevel gear (734) and the second driving bevel gear (743) respectively drive the first driven bevel gear (735) in meshed connection with the first driving bevel gear to rotate, the first driven bevel gear (735) drives the first lead screw (736) to rotate, the first lead screw (736) drives the first sliding block (737) to move outwards along the first sliding rail (7372) at the upper part, the first sliding block (737) drives the driving motor II (738) connected with the first sliding block to move forwards, the synchronous driving motor II (738) starts to drive the first rotating rod (7381) to rotate, the first rotating rod (7381) drives the first flat bottom blade (7382) and the diagonal telescopic drill I (7383) to rotate and move out of the first drill hole frame (73) to perform drilling operation on the bottom plate (12), and the second drill hole (74) and the first loosening frame (73);
4) During soil loosening operation, soil is turned over to the coal and soil conveying frame (8), is conveyed to the coal and soil transport vehicle (9) through the first conveying belt (81), the second conveying belt (82) and the third conveying belt (83), and moves to the outside through the coal and soil transport vehicle (9);
5) Controlling a hydraulic lifting platform (5) to adjust the height of a flat-bottom drilling shaft (7) of the separated bottom plate, and loosening and transferring the soil of the raised bottom plate (12) from top to bottom;
6) After the soil loosening and transferring operation is finished, flattening operation is carried out on the region where the soil loosening is finished through a rear bottom plate flattening roller shaft (10);
7) After all the work is finished, the second drilling frame (74) is rotated, the second drilling frame (74) is separated from the first drilling frame (73), then the first drilling frame (73) is rotated, the first drilling frame (73) is separated from the transmission rotating rod (72), and the split type bottom plate flat-bottom drilling shaft (7) is cleaned and assembled for subsequent use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211039856.0A CN115355003A (en) | 2022-08-29 | 2022-08-29 | Flat bottom device of intelligent coal seam floor and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211039856.0A CN115355003A (en) | 2022-08-29 | 2022-08-29 | Flat bottom device of intelligent coal seam floor and use method |
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| Publication Number | Publication Date |
|---|---|
| CN115355003A true CN115355003A (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211039856.0A Pending CN115355003A (en) | 2022-08-29 | 2022-08-29 | Flat bottom device of intelligent coal seam floor and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127913A (en) * | 2023-10-25 | 2023-11-28 | 江苏省交通工程集团有限公司 | Horizontal drilling device for ground construction and application method thereof |
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2022
- 2022-08-29 CN CN202211039856.0A patent/CN115355003A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127913A (en) * | 2023-10-25 | 2023-11-28 | 江苏省交通工程集团有限公司 | Horizontal drilling device for ground construction and application method thereof |
| CN117127913B (en) * | 2023-10-25 | 2023-12-29 | 江苏省交通工程集团有限公司 | Horizontal drilling device for ground construction and application method thereof |
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