CN114352273A

CN114352273A - Fast tunneling drilling equipment based on coal mining

Info

Publication number: CN114352273A
Application number: CN202210014531.0A
Authority: CN
Inventors: 刘晓飞; 李宪振; 祁新波; 胡永超; 刘春生
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-04-15
Anticipated expiration: 2042-01-04
Also published as: CN114352273B

Abstract

The invention discloses a fast tunneling drilling device based on coal mining, belonging to the technical field of coal mining drilling; the device comprises two positioning devices which are arranged up and down, wherein the positioning device positioned above is connected with the ground through a second steel rope, the material receiving device is arranged on the positioning device above, and a drilling mechanism is rotatably arranged on the positioning device below; the drilling machine can automatically and quickly complete drilling through the material receiving device, the positioning device, the drilling mechanism and the drill bit, and has a simple structure and convenient operation.

Description

Fast tunneling drilling equipment based on coal mining

Technical Field

The invention belongs to the technical field of coal mine drilling, and particularly relates to a rapid tunneling drilling device based on coal mining.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. Coal mines require coal mine drilling prior to mining to analyze and study the distribution and content of the coal mine.

Chinese patent publication No. CN214997624U discloses a coal mine drilling construction device, which comprises a movable drilling mechanism, wherein the movable drilling mechanism comprises a lifting transmission assembly for adjusting drilling depth and a movable transmission assembly for adjusting drilling position, the lifting transmission assembly is mounted at one side of a base, and the movable transmission assembly is mounted between the lifting transmission assembly and a drill bit; and the cooling assembly is arranged between the base and the drill bit and used for cooling the drill bit. Although the utility model discloses a can realize the probing of different positions, the transport problem of the soil that the probing produced still can not be solved, can't realize the automatic collection probing and produce soil and carry ground with soil is automatic, has influenced the efficiency of probing. Aiming at the problems, the invention provides a rapid tunneling drilling device based on coal mining.

Disclosure of Invention

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: a rapid tunneling drilling device based on coal mining comprises two positioning devices which are arranged up and down, wherein the positioning device positioned above is connected with the ground through a second steel rope, and a drilling mechanism is rotatably arranged on the positioning device positioned below;

the two positioning devices are connected through a telescopic structure, a first linear motion unit is arranged on each positioning device, arc positioning rods are symmetrically arranged on two sides of each first linear motion unit, and when the drilling mechanism needs to be positioned in work, the first linear motion unit drives the two arc positioning rods to extend out, so that the arc positioning rods are tightly attached to the inner wall of a drilled hole;

the drilling mechanism comprises a connecting disc, a drill bit and a plurality of soil scraping plates for drilling are arranged below the connecting disc, rotatable collecting units are symmetrically arranged on two sides of the drill bit in the axial direction and used for collecting soil generated by drilling, a horizontal conveying unit used for pushing the soil in the collecting units is arranged in each collecting unit, a vertical spiral rod is arranged between the two horizontal conveying units and used for conveying the soil to a material receiving device;

the receiving device is arranged in the positioning device positioned above the receiving device.

The collecting unit comprises a soil collecting ring which is rotatably arranged on the connecting disc, a plurality of bucket type grooves are formed in the soil collecting ring and used for removing soil, a gear ring II is fixedly arranged on the soil collecting ring and connected with a gear assembly, the gear assembly drives the scraper to rotate with the soil collecting ring, a through hole is formed in the central axis direction of the soil collecting ring, and the horizontal conveying unit is arranged in the through hole.

The horizontal conveying unit comprises a cylinder, the cylinder is fixedly installed inside the through hole, the direction of the central line of the cylinder is parallel to the direction of the central axis of the through hole, the cylinder is communicated with the bucket type groove, the center of the cylinder is rotatably provided with horizontal spiral rods, one ends of the two horizontal spiral rods, which are close to the drill bit, are fixedly connected with the soil filling box, one end, which is far away from the drill bit, is provided with a first rotating assembly, and the horizontal spiral rods are driven to rotate through the first rotating assembly.

The soil box is fixedly arranged on the connecting disc, the connecting disc is rotatably arranged on the positioning device below the connecting disc through the second rotating assembly, the soil box is of a hollow structure, the vertical screw rod is positioned inside the soil box and is not connected with the soil box, the upper end of the vertical screw rod is rotatably arranged on the material receiving device, a cover is arranged on the outer ring of the vertical screw rod and is fixedly arranged on the soil box, and the lower end face of the outer side of the soil box is fixedly connected with the drill bit.

The second rotating component comprises a gear ring fixedly arranged above the connecting disc, the gear ring is rotatably arranged on the disc in the positioning device below, the gear ring is meshed with the fourth gear, the fourth gear is connected with a power source, and the fourth gear is driven by the power source to rotate.

The receiving device comprises a receiving hopper, the receiving hopper is rotatably installed on a mounting frame, a vertical screw rod respectively penetrates through the centers of a positioning device and a drilling mechanism and the center of the receiving hopper, the vertical screw rod is rotatably installed on the mounting frame and is driven to rotate through a feeding power source so that the material drops into the receiving hopper from the vertical screw rod, two feeding hoppers are respectively arranged on two sides of the receiving hopper and are connected through a steel rope, and when the steel rope drives the feeding hoppers to move upwards or downwards to the positions where the receiving hoppers are located, the feeding hoppers are in sliding fit with the receiving hoppers.

Compared with the prior art, the invention has the beneficial effects that: (1) the drilling is automatically and quickly completed through the material receiving device, the positioning device, the drilling mechanism and the drill bit; (2) in the reusing process, the drilling depth can be adjusted in real time according to the drilling requirement, the structure is simple, and the operation is convenient; (3) according to the invention, the material receiving device adopts two feeding hoppers, so that the working efficiency can be improved, and the time can be saved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic structural view of the present invention with the table omitted.

Fig. 3 is a schematic structural diagram of the material receiving device and the motor.

Fig. 4 is a schematic structural diagram of the positioning device.

Fig. 5 is a schematic view of a part of an enlarged structure at a in fig. 4.

Fig. 6 is a schematic view of the drilling mechanism.

Fig. 7 is a schematic view of a part of an enlarged structure at E in fig. 6.

Fig. 8 is a partial structural schematic view I of the drilling mechanism.

Fig. 9 is a schematic view of a part of the enlarged structure at B in fig. 8.

Fig. 10 is a partially enlarged view of a portion C in fig. 8.

Fig. 11 is a schematic diagram of a part of the drilling mechanism.

Fig. 12 is a partial cross-sectional view of fig. 11.

Reference numerals: 1-table; 2-a material receiving device; 201-a receiving hopper; 202-steel rope one; 203-a hopper; 204-steel cord two; 205-a mounting frame; 3-a positioning device; 301-a disc; 302-arc positioning rod; 303-rack; 304-gear one; 305-motor one; 306-gear two; 307-electric cylinder; 308-a telescopic sliding rod; 4-a drilling mechanism; 401-gear ring aunt; 402-connecting the discs; 403-scraper bar; 404-collecting soil rings; 405-a bucket-type trough; 407-horizontal screw rod; 408-loading a soil box; 409-motor two; 410-a conical gear set I; 411-Motor three; 412-conical gear set two; 413-ring gear two; 414-Gear three; 415-a cylinder; 416-gear four; 417-bevel gear set three; 418-motor four; 5-a drill bit; 6-vertical screw rod; 601-motor five.

Detailed Description

The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better explain the embodiments of the present invention, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product, and it may be understood that some well-known structures in the drawings and descriptions thereof may be omitted to those skilled in the art.

Example (b): the rapid tunneling drilling equipment based on coal mining shown in fig. 1-12 comprises two positioning devices 3 which are arranged up and down, wherein the positioning device 3 positioned above is connected with the ground through a second steel rope 204, and a drilling mechanism 4 is rotatably arranged on the positioning device 3 positioned below.

Specifically, the second steel rope 204 is fixedly installed on the disc 301 in the positioning device 3 located above and connected with the ground winding roller through the material receiving device 2, so that the contraction and release of the second steel rope 204 can be controlled by controlling the rotation of the winding roller.

Two positioner 3 are connected through extending structure between, are provided with linear motion unit one on every positioner 3, and arc locating lever 302 is installed to linear motion unit one both sides symmetry, and when 4 work of drilling mechanism need the location, two arc locating levers 302 of linear motion unit drive are stretched out to make arc locating lever 302 hug closely the inner wall in the hole of probing.

Specifically, the telescopic structure comprises an electric cylinder 307, one end of the electric cylinder 307 is fixedly installed on the disc 301 in the positioning device 3 positioned above, the extending end is fixedly installed on the disc 301 of the positioning device 3 positioned below, and a telescopic slide rod 308 capable of being telescopic is fixedly installed between the two discs 301.

Specifically, the first linear motion unit comprises two racks 303 which are symmetrically arranged, each rack 303 is fixedly connected with an arc-shaped positioning rod 302, the arc-shaped positioning rods 302 are slidably mounted on the disc 301, a first gear 304 is mounted on each rack 303 in a meshed mode, the two first gears 304 are meshed through a pinion group, so that the two first gears 304 rotate simultaneously, a second gear 306 is meshed and matched with one rack 303, the second gear 306 is fixedly mounted on an output shaft of a first motor 305, the first motor 305 is fixedly mounted on the disc 301, and the positioning device 3 located above is fixedly connected with the table 1 on the ground through a steel rope.

The drilling mechanism 4 comprises a connecting disc 402, a drill bit 5 and a plurality of soil scraping plates 403 for drilling are arranged below the connecting disc 402, rotatable collecting units are symmetrically arranged on two sides of the drill bit 5 in the axial direction and used for collecting soil generated by drilling, a horizontal conveying unit used for pushing the soil in each collecting unit is arranged in each collecting unit, a vertical spiral rod 6 is arranged between the two horizontal conveying units, and the vertical spiral rod 6 is used for conveying the soil to the material receiving device 2.

The receiving device 2 is installed in the positioning device 3 located above.

The collecting unit comprises a soil collecting ring 404 which is rotatably arranged on the connecting disc 402, a plurality of bucket type grooves 405 are formed in the soil collecting ring 404 and used for digging soil, a second gear ring 413 is fixedly arranged on the soil collecting ring 404 and connected with a gear assembly, the gear assembly drives the scraper 403 and the soil collecting ring 404 to rotate, a through hole is formed in the central axis direction of the soil collecting ring 404, and the horizontal conveying unit is arranged in the through hole.

Specifically, the gear assembly comprises a third gear 414, two third gears 414 are respectively meshed with a second gear ring 413 on the two soil collecting rings 404, the two third gears 414 are connected through a shaft, an output end of a second conical gear set 412 is arranged on the shaft, an input end of the second conical gear set 412 is fixedly connected with an output shaft of a third motor 411, and the third motor 411 is fixedly installed on the connecting disc 402.

The horizontal conveying unit comprises a cylinder 415, the cylinder 415 is fixedly installed inside the through hole, the central line direction of the cylinder 415 is parallel to the central axis direction of the through hole, the cylinder 415 is communicated with the bucket type groove 405, the horizontal spiral rods 407 are installed in the center of the cylinder 415 in a rotating mode, one ends, close to the drill bit 5, of the two horizontal spiral rods 407 are fixedly connected with the soil loading box 408, one end, far away from the drill bit 5, of the two horizontal spiral rods 407 is provided with a first rotating assembly, and the first rotating assembly drives the horizontal spiral rods 407 to rotate.

Specifically, the first rotating assembly comprises a first conical gear set 410, the output end of the first conical gear set 410 is fixedly connected with the horizontal spiral rod 407, the input end of the first conical gear set 410 is fixedly connected with the output shaft of a second motor 409, and the second motor 409 is fixedly installed on the connecting disc 402.

The soil box 408 is fixedly arranged on the connecting disc 402, the connecting disc 402 is rotatably arranged on the positioning device 3 positioned below the connecting disc through a second rotating assembly, the soil box 408 is of a hollow structure, the vertical screw rod 6 is positioned inside the soil box 408 and is not connected with the soil box 408, the upper end of the vertical screw rod 6 is rotatably arranged on the material receiving device 2, the outer ring of the vertical screw rod 6 is provided with a cover, the cover is fixedly arranged on the soil box 408, and the lower end face of the outer side of the soil box 408 is fixedly connected with the drill bit 5.

The second rotating component comprises a gear ring aunt 401 fixedly installed above the connecting disc 402, the gear ring aunt 401 is rotatably installed on the disc 301 in the positioning device 3 located below, the gear ring aunt 401 is in meshed fit with a fourth gear 416, the fourth gear 416 is connected with a power source, and the fourth gear 416 is driven to rotate through the power source.

Specifically, the power source comprises a motor four 418, the motor four 418 is fixedly installed on the disc 301 in the positioning device 3 located below, an output shaft of the motor four 418 is connected with an input end of a bevel gear set three 417, and an output end of the bevel gear set three 417 is coaxially connected with a gear four 416.

Receiving device 2 is including connecing hopper 201, connect hopper 201 to rotate and install on mounting bracket 205, vertical hob 6 passes positioner 3 respectively, the center of drilling mechanism 4 and the center that connects hopper 201, and rotate and install on mounting bracket 205, rotate through vertical hob 6 of pay-off power supply drive, so that the material drops to connect hopper 201 from vertical hob 6, connect hopper 201 both sides to be provided with a hopper 203 respectively, hopper 203 passes through steel cable 202 and connects, when steel cable 202 drives hopper 203 and upwards or moves to the position that connects hopper 201 place downwards, hopper 203 with connect hopper 201 sliding fit.

Specifically, the feeding power source is a motor five 601, the motor five 601 is fixedly installed on the installation frame 205, an output shaft of the motor five 601 is fixedly connected with the vertical screw rod 6, and the installation frame 205 is fixedly installed on the circular disc 301 in the positioning device 3 located above.

The working principle is as follows: when the platform works, the platform 1 is fixed on the ground, then the positioning device 3, the drilling mechanism 4 and the drill bit 5 extend into a hole which is dug manually in advance to provide a working environment, and the connecting rollers where the first steel rope 202 and the second steel rope 204 are located are arranged on the platform 1.

At this moment, the positioning device 3 is needed to perform positioning, specifically, the first motors 305 in the two positioning devices 3 are respectively started, the second gears 306 are driven to rotate through the output shafts of the first motors 305, so that the second gears 306 push the racks 303 meshed with the second gears 306 to slide, the arc positioning rods 302 are pushed outwards when the racks 303 slide, meanwhile, the first gears 304 meshed with the racks 303 drive the first gears 304 on the other racks 303 to rotate through the pinion groups, so that the other racks 303 also slide, and the arc positioning rods 302 are pushed, so that the arc positioning rods 302 on the two sides are all outwards unfolded to prop against the inner wall of the hole, positioning is completed, stability of equipment is ensured, and shaking does not occur.

Then the fourth starting motor 418 drives the third bevel gear set 417 to rotate, so that the fourth gear 416 drives the gear ring to aunt 401 to rotate, the connecting disc 402 fixedly installed below the gear ring aunt 401 rotates together, and when the connecting disc 402 rotates, the connecting disc 402 fixedly connected with the soil loading box 408 and the drill bit 5 below the soil loading box 408 rotate together, so that drilling, punching and loosening soil can be performed through rotation of the drill bit 5, and in the process of punching and loosening soil, the plurality of soil scraping plates 403 on the connecting disc 402 rotate together, so that the inner wall of the hole is loosened with soil, and the soil scraping plates 403 are in irregular arc shapes, and soil loosening is facilitated.

In the process of punching and loosening the soil, a lot of soil is generated, so that the second motor 409 and the third motor 411 on the connecting disc 402 are started while the connecting disc 402 rotates; when the motor III 411 rotates, the bevel gear set II 412 is driven to rotate, so that the bevel gear set II 412 is used for driving the gear III 414 to rotate, the gear III 414 drives the gear ring II 413 to rotate, the gear ring II 413 is fixedly arranged on the soil collecting ring 404, the soil collecting ring 404 also rotates, the bucket type groove 405 on the soil collecting ring 404 digs soil in the process of rotating the soil collecting ring 404, the front end of the bucket type groove 405 is bucket-shaped, so that soil is convenient to dig, and meanwhile, soil flows into the cylinder 415 in the process of rotating the soil collecting ring 404; the rotation of the second motor 409 causes the rotation of the first conical gear set 410, and the rotation of the first conical gear set 410 causes the horizontal screw rod 407 to rotate, so that the soil introduced into the cylinder 415 is transferred to the soil box 408 while the horizontal screw rod 407 rotates.

The vertical screw rod 6 is driven to rotate by starting the five motor 601, the vertical screw rod 6 is spiral, so soil is continuously conveyed upwards in the rotating process, the cover outside the vertical screw rod 6 plays a role in protecting to prevent the soil from falling outside, the soil conveyed to the upper end of the vertical screw rod 6 falls into the receiving hopper 201 through the upper end of the cover, two ends in the receiving hopper 201 are empty, the initial state is an inclined state, the feeding hopper 203 is arranged below one lower side, so the soil falling into the receiving hopper 201 flows into the feeding hopper 203, then the feeding hopper 203 is driven to move upwards through the steel rope one 202, when the feeding hopper 203 passes through the receiving hopper 201, the receiving hopper 201 is pushed to turn over, the feeding hopper 203 on the other side moves downwards to pass through the receiving hopper 201, so that the receiving hopper 201 turns over to the lower side, and the other feeding hopper 203 moves to the lower side of the receiving hopper 201 for receiving materials, the hopper 203 lifted by the first steel rope 202 discharges the soil in the hopper 203 manually.

When soil is cleaned up and needs to be finely adjusted, and the lower positioning device 3 is moved downwards, the upper positioning device 3 is not moved, at the moment, a first motor 305 in the lower positioning device 3 is started, so that the arc-shaped positioning rod 302 is retracted and does not cling to the inner wall of the hole any more, then the electric cylinder 307 extends out, the lower positioning device 3 drives the drilling mechanism 4 to move downwards, and then the arc-shaped positioning rod 302 away from the inner wall extends out and clings to the inner wall; when the whole body is required to be downward, the first gear 304 in the upper positioning device 3 and the second gear 304 in the lower positioning device 3 are retracted, then the downward conveying is carried out through the second steel rope 204, then the positioning is finished through the two positioning devices 3 after the downward conveying reaches the position, the drilling is continued, and the telescopic sliding rod 308 plays a guiding role in the whole process.

Claims

1. The utility model provides a rapid tunneling drilling equipment based on coal mining, includes two positioner (3) of arranging from top to bottom, its characterized in that: the positioning device (3) positioned above is connected with the ground through a second steel rope (204), and the drilling mechanism (4) is rotatably arranged on the positioning device (3) positioned below;

the two positioning devices (3) are connected through a telescopic structure, a first linear motion unit is arranged on each positioning device (3), arc positioning rods (302) are symmetrically arranged on two sides of the first linear motion unit, and when the drilling mechanism (4) needs to be positioned in work, the first linear motion unit drives the two arc positioning rods (302) to extend out, so that the arc positioning rods (302) are tightly attached to the inner wall of a drilled hole;

the drilling mechanism (4) comprises a connecting disc (402), a drill bit (5) for drilling and a plurality of soil scraping plates (403) are arranged below the connecting disc (402), rotatable collecting units are symmetrically arranged on two sides of the axial direction of the drill bit (5), the collecting units are used for collecting soil generated by drilling, a horizontal conveying unit used for pushing the soil in the collecting units is arranged in each collecting unit, a vertical spiral rod (6) is arranged between the two horizontal conveying units, and the vertical spiral rod (6) is used for conveying the soil into the material receiving device (2);

the receiving device (2) is arranged in the positioning device (3) positioned above.

2. A rapid tunnelling drilling apparatus based on coal mining as claimed in claim 1, wherein: the collecting unit comprises a soil collecting ring (404) rotatably mounted on a connecting disc (402), a plurality of bucket type grooves (405) are formed in the soil collecting ring (404) and used for digging soil, a second gear ring (413) is fixedly mounted on the soil collecting ring (404), the second gear ring (413) is connected with a gear assembly, the gear assembly drives a scraper (403) and the soil collecting ring (404) to rotate, a through hole is formed in the central axis direction of the soil collecting ring (404), and the horizontal conveying unit is arranged in the through hole.

3. A coal mining based rapid excavation drilling apparatus according to claim 2, wherein: the horizontal conveying unit comprises a cylinder (415), the cylinder (415) is fixedly installed inside the through hole, the direction of the center line of the cylinder (415) is parallel to the direction of the central axis of the through hole, the cylinder (415) is communicated with the bucket type groove (405), a horizontal spiral rod (407) is rotatably installed in the center of the cylinder (415), two ends, close to the drill bit (5), of the horizontal spiral rods (407) are fixedly connected with an earth loading box (408), a first rotating assembly is arranged at one end, far away from the drill bit (5), and the first rotating assembly drives the horizontal spiral rod (407) to rotate.

4. A coal mining based rapid excavation drilling apparatus according to claim 3, wherein: the soil loading box (408) is fixedly installed on the connecting disc (402), the connecting disc (402) is rotatably installed on the positioning device (3) located below through the second rotating assembly, the soil loading box (408) is of a hollow structure, the vertical screw rod (6) is located inside the soil loading box (408) and is not connected with the soil loading box (408), the upper end of the vertical screw rod (6) is rotatably installed on the material receiving device (2), a cover is arranged on the outer ring of the vertical screw rod (6), the cover is fixedly installed on the soil loading box (408), and the lower end face of the outer side of the soil loading box (408) is fixedly connected with the drill bit (5).

5. A coal mining based rapid excavation drilling apparatus according to claim 4, wherein: the second rotary component comprises a gear ring aunt (401) fixedly installed above the connecting disc (402), the gear ring aunt (401) is rotatably installed on the disc (301) in the positioning device (3) located below, the gear ring aunt (401) is meshed with a fourth gear (416) in a matching mode, the fourth gear (416) is connected with a power source, and the fourth gear (416) is driven to rotate through the power source.

6. A rapid tunnelling drilling apparatus based on coal mining as claimed in claim 1, wherein: receiving device (2) including receiving hopper (201), receiving hopper (201) rotate and install on mounting bracket (205), vertical hob (6) pass positioner (3), the center of drilling mechanism (4) respectively with the center that receives hopper (201), and rotate and install on mounting bracket (205), rotate through vertical hob (6) of pay-off power supply drive to make the material drop to receiving hopper (201) from vertical hob (6), receive hopper (201) both sides and be provided with one hopper (203) respectively, hopper (203) connect through steel cable (202), when steel cable (202) drive hopper (203) upwards or when moving down to the position that receives hopper (201) to be located, hopper (203) with receive hopper (201) sliding fit.