Drilling and hole-exploring construction method for mine
Through the automatic conveying of the hole exploration line by pneumatic motor and guide mechanism, the complex and time-consuming problem of existing downhole drilling methods is solved, and automatic hole exploration is realized for various deep drilling, which improves the efficiency and labor intensity of downhole construction .
Patent Information
- Application Number
- CN202411871874.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-18
- Publication Date
- 2025-01-17
AI Technical Summary
The existing downhole drilling and hole exploration methods are complex, time-consuming and difficult to apply to drilling holes with long depths, resulting in high labor intensity and low construction efficiency.
The pneumatic motor is used to cooperate with the guide mechanism to automatically transport the hole exploration line. By adjusting the angle of the guide mechanism, the hole exploration line is accurately entered into the drilling hole, realizing automatic hole exploration, reducing labor intensity and improving construction efficiency.
It has achieved a reduction in labor intensity and improved underground construction efficiency, and is suitable for drilling and hole exploration operations at various depths, simplifying the operation process.
Smart Images
Figure CN119321317A_ABST
Abstract
Description
Technical Field
[0001] The invention belongs to the technical field of underground construction, and in particular relates to a mining drilling and exploration construction method. Background Art
[0002] Coal mines often have to drill various boreholes when conducting underground production. Some boreholes can be hundreds of meters or even thousands of meters deep, which are used for gas extraction or to insert explosives for blasting. However, the ground stress underground is complex, and it is easy for the borehole to collapse and become blocked, which is inevitable. For example, when inserting explosives, it is necessary to first probe the borehole to confirm that there is no blockage before plugging the explosives. Otherwise, it is necessary to drill a through hole or drill a new hole. The existing exploration method is to manually connect the screws one by one to conduct the exploration. This method is relatively complicated, time-consuming and labor-intensive, and cannot be applied to boreholes with longer depths. Therefore, there is a need for a mining drilling and exploration construction method that has low labor intensity, can improve underground construction efficiency, and is applicable to boreholes of various depths. Summary of the invention
[0003] The purpose of the present invention is to provide a mining drilling and exploration construction method which has low labor intensity, can improve underground construction efficiency and is suitable for drilling holes of various depths. The exploration line is transported by a pneumatic motor in conjunction with a guide mechanism, thereby achieving the purpose of automatic exploration, reducing labor intensity and improving underground construction efficiency.
[0004] To achieve the above object, the present invention adopts the following technical solution: A mining drilling and exploration method comprises the following steps: (1) Installing a mining drilling and exploration device in the tunnel; (2) Adjust the mining drilling and probing device so that the probing line is aligned with the drill hole; (3) Start the mining drilling and probing device, and allow the probing wire to enter the borehole for probing; (4) Reverse the mining drilling and probing device, retract the probing line, and adjust the mining drilling and probing device again so that the probing line is aligned with the next drill hole; (5) Repeat the above steps (2) to (4) until the drilling operation of all the boreholes is completed.
[0005] The mining drilling and hole exploration device includes a wire reel and a wire threader, the wire threader includes a first bracket, a top cylinder, a pneumatic motor, a guide mechanism and an angle adjustment mechanism, the guide mechanism is rotatably mounted on the first bracket, the guide mechanism includes a guide tube that passes through the left and right sides, an active component and a driven component are arranged inside the guide tube, the driven component is arranged on the right side of the active component, the active component includes a first rotating shaft and a second rotating shaft that are symmetrical in upper and lower parts, a first active wire wheel is arranged on the first rotating shaft, and a second active wire wheel is arranged on the second rotating shaft, the output shaft of the pneumatic motor is connected to the second rotating shaft, the driven component includes a third rotating shaft and a fourth rotating shaft that are symmetrical in upper and lower parts, a first driven wire wheel is arranged on the third rotating shaft, and a second driven wire wheel is arranged on the fourth rotating shaft; The angle adjustment mechanism comprises a rotating sleeve, a first threaded rod and a second threaded rod, the top end of the first threaded rod is hinged on the lower surface of the left end of the guide tube, the bottom end of the second threaded rod is hinged on the first bracket, the rotating sleeve is provided with internal threads corresponding to the first threaded rod and the second threaded rod, the bottom end of the first threaded rod is threadedly connected to the upper half of the rotating sleeve, and the top end of the second threaded rod is threadedly connected to the lower half of the rotating sleeve, so that the lengths of the first threaded rod and the second threaded rod are adjusted when the rotating sleeve is rotated, thereby adjusting the angle between the guide mechanism and the first bracket; A hole-finding line is placed on the reel, and the hole-finding line passes between the first active line wheel and the second active line wheel of the guide mechanism and between the first driven line wheel and the second driven line wheel.
[0006] The wire reel includes a second bracket and a rotating frame, the second bracket is a triangular bracket structure, including a bracket cross plate, a first inclined plate and a second inclined plate connected in sequence, the first inclined plate and the second inclined plate are provided with corresponding first through holes and second through holes, a central axis is provided at the connection between the first inclined plate and the second inclined plate, the rotating frame includes a circular frame body, three groups of rectangular frames passing through the center of the circle are provided inside the circular frame body, a center sleeve is provided at the center position of the circular frame body, the rectangular frame is welded on the circular sleeve, the two ends of the rectangular frame are provided on the circumference of the circular frame body, and the rotating frame is sleeved on the central axis through the center sleeve; The lower left part and the lower right part of the circular frame body pass through the first through hole and the second through hole respectively, and two running wheels are arranged at two ends of the bottom of the bracket cross plate.
[0007] The first bracket includes a supporting column, a mounting groove extending downward is provided on the upper part of the supporting column, the top cylinder is installed in the mounting groove, an upper cover plate is provided on the top of the mounting groove, a through hole is provided in the middle part of the upper cover plate, the piston rod of the top cylinder passes through the through hole, the cylinder switch of the top cylinder is arranged on the left side wall of the supporting column, the top plate is installed on the end of the piston rod of the top cylinder, a mounting hole through which the top cylinder is installed is provided in the middle part of the supporting column, the guide mechanism is installed in the mounting hole, ear plates are provided on the front and rear sides of the bottom of the guide tube, mounting rods are installed in the front and rear of the mounting hole, the ear plates are sleeved on the mounting rod, so that the guide mechanism rotates along the mounting rod.
[0008] A bottom plate is arranged at the bottom of the supporting column, and a plurality of reinforcing ribs are arranged around the bottom plate and the supporting column bracket.
[0009] A guide ball is arranged at the exploration hole end of the exploration hole line.
[0010] The specific process of step (1) is as follows: the first bracket is set at the corresponding position of the drilling hole to be drilled in the tunnel, the cylinder switch is controlled to make the piston rod of the top cylinder support on the top plate of the tunnel to ensure the stability of the first bracket, and then the reel is moved to the left side of the first bracket to make the drilling line extend into the guide tube and the active component and the driven component.
[0011] The specific operation process of step (2) is as follows: by rotating the rotating sleeve to adjust the length of the first threaded rod and the second threaded rod, the inclination angle of the guide tube is adjusted so that the guide ball at the exploration end of the exploration line is aligned with the drill hole to be explored, and the center line of the guide tube coincides with the center line of the drill hole.
[0012] The specific process of step (3) is as follows: the pneumatic motor is started to drive the second rotating shaft to rotate and then drive the second active wire wheel to rotate, and the clamping force drives the exploration wire to enter the borehole for exploration. When the exploration wire can be pushed to the depth of the borehole, step (4) is performed. When the exploration cannot be pushed to the depth of the borehole, it indicates that the borehole is blocked or collapsed, and the borehole needs to be penetrated. After the penetration is completed, the exploration is continued until the exploration wire is pushed to the depth of the borehole, and then step (4) is performed.
[0013] The present invention sets the first bracket at the corresponding position of the drilling hole to be drilled in the tunnel, and supports the piston rod on the top wall of the tunnel through the cylinder switch of the top cylinder, and then moves the reel to the left side of the first bracket to make the drilling line pass through the guide mechanism. The top cylinder can ensure the stability of the first bracket, thereby ensuring the smooth progress of the drilling operation.
[0014] The exploration hole construction method of the present invention adjusts the length of the first threaded rod and the second threaded rod by rotating the rotating sleeve and then adjusts the angle of the guide mechanism, so that the guide ball at the exploration hole end of the exploration hole line is aligned with the drill hole to be explored, thereby making the present application applicable to various drill holes and improving applicability.
[0015] In summary, the present invention is simple and convenient to operate, and utilizes a pneumatic motor in conjunction with a guide mechanism to transport the exploration line, thereby achieving the purpose of automatic exploration, reducing labor intensity, and improving underground construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a structural schematic diagram of a mining drilling and hole exploration device of the present invention.
[0017] Figure 2 It is a schematic diagram of the structure of the mining drilling and hole exploration device of the present invention under the construction state.
[0018] Figure 3 It is a schematic diagram of the structure in which the angle between the exploration hole line and the horizontal plane is 0°.
[0019] Figure 4 It is a schematic diagram of the structure in which the angle between the exploration hole line and the horizontal plane is 30°.
[0020] Figure 5 It is a schematic diagram of the structure in which the angle between the exploration hole line and the horizontal plane is 60°. DETAILED DESCRIPTION
[0021] The embodiments of the present invention are further described below with reference to the accompanying drawings.
[0022] like Figure 1-5 As shown, a mining drilling and exploration method comprises the following steps: (1) Installing a mining drilling and exploration device in tunnel 24; (2) adjusting the mining drilling and probing device so that the probing line 14 is aligned with the drill hole; (3) starting the mining drilling and probing device, so that the probing line 14 enters the borehole 25 for probing; (4) Reversing the mining drilling and probing device, retracting the probing line 14, and adjusting the mining drilling and probing device again so that the probing line 14 is aligned with the next drill hole; (5) Repeat the above steps (2) to (4) until the drilling operation of all the boreholes is completed.
[0023] The mining drilling and hole exploration device includes a wire reel 22 and a wire threader 23, the wire threader 23 includes a first bracket 1, a top cylinder 2, an air motor 3, a guide mechanism 4 and an angle adjustment mechanism 5, the guide mechanism 4 is rotatably mounted on the first bracket 1, the guide mechanism 4 includes a guide tube 6 that passes through the left and right sides, and an active component and a driven component are arranged inside the guide tube 6, the driven component is arranged on the right side of the active component, the active component includes a first rotating shaft and a second rotating shaft that are symmetrical in upper and lower directions, a first active wire wheel 7 is arranged on the first rotating shaft, and a second active wire wheel 8 is arranged on the second rotating shaft, the output shaft of the air motor 3 is connected to the second rotating shaft, the driven component includes a third rotating shaft and a fourth rotating shaft that are symmetrical in upper and lower directions, a first driven wire wheel 9 is arranged on the third rotating shaft, and a second driven wire wheel 10 is arranged on the fourth rotating shaft; The angle adjustment mechanism 5 includes a rotating sleeve 11, a first threaded rod 12 and a second threaded rod 13. The top end of the first threaded rod 12 is hinged on the lower surface of the left end of the guide tube 6, and the bottom end of the second threaded rod 13 is hinged on the first bracket 1. The rotating sleeve 11 is provided with internal threads corresponding to the first threaded rod 12 and the second threaded rod 13. The bottom end of the first threaded rod 12 is threadedly connected to the upper half of the rotating sleeve 11, and the top end of the second threaded rod 13 is threadedly connected to the lower half of the rotating sleeve 11, so that when the rotating sleeve 11 is rotated, the length of the first threaded rod 12 and the second threaded rod 13 is adjusted, thereby adjusting the angle between the guide mechanism 4 and the first bracket 1; the exploration end of the exploration line 14 is provided with a guide ball 26. Figures 3 to 5 As shown, the angle adjustment mechanism 5 adjusts the angle between the probe hole line 14 and the horizontal plane, wherein: Figure 3 This is a schematic diagram showing that the exploration hole line 14 is parallel to the horizontal plane, that is, the angle is 0°. Figure 4 It is a schematic diagram showing that the angle between the probe line 14 and the horizontal plane is 30°. Figure 5 It is a schematic diagram showing that the angle between the probe line 14 and the horizontal plane is 60°.
[0024] A hole-finding line 14 is placed on the reel 22 , and the hole-finding line 14 passes between the first driving line wheel 7 and the second driving line wheel 8 of the guide mechanism 4 and between the first driven line wheel 9 and the second driven line wheel 10 .
[0025] The wire reel 22 includes a second bracket 15 and a rotating frame 16. The second bracket 15 is a triangular bracket structure, including a bracket cross plate, a first inclined plate and a second inclined plate connected in sequence from head to tail. The first inclined plate and the second inclined plate are provided with corresponding first through holes and second through holes. A central axis is provided at the connection between the first inclined plate and the second inclined plate. The rotating frame 16 includes a circular frame body. Three groups of rectangular frames passing through the center of the circle are provided inside the circular frame body. A center sleeve is provided at the center position of the circular frame body. The rectangular frame is welded on the circular sleeve. Both ends of the rectangular frame are provided on the circumference of the circular frame body to constrain the high-strength glass fiber fiber drilling wire reel. The drilling wire reel is transported by starting the motor to drive the center sleeve to rotate forward and reversely. The rotating frame 16 is sleeved on the central axis through the center sleeve; the lower left and lower right parts of the circular frame body pass through the first through hole and the second through hole respectively. Two running wheels 17 are provided at both ends of the bottom of the bracket cross plate. The wire reel 22 can be moved by the running wheels 17 to move the wire reel 22 to a suitable position.
[0026] The first bracket 1 includes a supporting column 18, and a mounting groove 19 extending downward is provided on the upper part of the supporting column 18. The top cylinder 2 is installed in the mounting groove 19, and an upper cover plate 20 is provided on the top of the mounting groove 19. A through hole is provided in the middle of the upper cover plate 20, and the piston rod of the top cylinder 2 passes through the through hole. The cylinder switch 21 of the top cylinder 2 is arranged on the left side wall of the supporting column 18, and a top plate is installed at the end of the piston rod of the top cylinder 2. A mounting hole for installation through the left and right is provided in the middle of the supporting column 18, and the guide mechanism 4 is installed in the mounting hole. Ear plates are provided on the front and rear sides of the bottom of the guide tube 6, and mounting rods are installed in the front and rear of the mounting hole. The ear plates are sleeved on the mounting rod so that the guide mechanism 4 rotates along the mounting rod; a bottom plate is provided at the bottom of the supporting column 18, and a plurality of reinforcing ribs are provided around the bottom plate and the supporting column 18 bracket to further improve the stability of the supporting column 18 and ensure the smooth progress of the exploration operation.
[0027] The specific operation process of step (1) is as follows: the first bracket 1 is set at the corresponding position of the drill hole 25 to be drilled in the tunnel 24, the cylinder switch 21 of the top cylinder 2 is controlled to make the piston rod of the top cylinder 2 support on the top plate of the tunnel 24 to ensure the stability of the first bracket 1, and then the wire reel 22 is moved to the left side of the first bracket 1, so that the drilling wire 14 extends into the guide tube 6 and passes through the active component and the driven component; The specific operation process of step (2) is as follows: by rotating the rotating sleeve 11, the length of the first threaded rod 12 and the second threaded rod 13 is adjusted, and then the inclination angle of the guide tube 6 is adjusted, so that the guide ball 26 at the exploration end of the exploration line 14 is aligned with the drill hole 25 to be explored, and at the same time, the center line of the guide tube 6 coincides with the center line of the drill hole 25; The specific operation process of step (3) is as follows: start the pneumatic motor 3 to drive the second rotating shaft to rotate and then drive the second active wire wheel 8 to rotate. The clamping force drives the exploration line 14 to enter the borehole 25 for exploration. The exploration line is made of high-strength fiberglass fiber. The high-strength exploration line can remain straight after extending from the reel. When the exploration line 14 can be pushed to the depth of the borehole 25 (the length of the exploration line 14 inserted into the borehole is consistent with the actual drilling depth of the borehole), proceed to step (4). When the exploration hole cannot be pushed to the depth of the borehole 25, it indicates that the borehole 25 is blocked or collapsed, and the borehole 25 needs to be drilled through. After the drilling is completed, continue to explore the hole until the exploration line 14 is pushed to the depth of the borehole 25, and then proceed to step (4); The present invention sets the first bracket 1 at the corresponding position of the borehole 25 to be explored in the tunnel 24, and the cylinder switch 21 of the top cylinder 2 is used to support the piston rod on the top wall of the tunnel 24, and then the reel 22 is moved to the left side of the first bracket 1, so that the exploration line 14 passes through the guide mechanism 4. The top cylinder 2 can ensure the stability of the first bracket 1, thereby ensuring the smooth progress of the exploration operation. The exploration construction method of the present invention adjusts the length of the first threaded rod 12 and the second threaded rod 13 by rotating the rotating sleeve 11, and then adjusts the angle of the guide mechanism 4, so that the guide ball 26 at the exploration end of the exploration line 14 is aligned with the borehole 25 to be explored, thereby making the present application applicable to various boreholes 25, thereby improving applicability. The present invention is simple and convenient to operate, and uses the pneumatic motor 3 to cooperate with the guide mechanism 4 to transport the exploration line 14, thereby achieving the purpose of automatic exploration, reducing labor intensity, and improving underground construction efficiency.
[0028] The above embodiments are only used to illustrate rather than limit the technical solutions of the present invention. Although the present invention is described in detail with reference to the above embodiments, those skilled in the art should understand that the present invention can still be modified or replaced by equivalents. Any modification or partial replacement that does not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.
Claims
1. A mining drilling and exploration method, characterized in that: The steps include: (1) Installing a mining drilling and exploration device in the tunnel; (2) Adjust the mining drilling and probing device so that the probing line is aligned with the drill hole; (3) Start the mining drilling and probing device, and allow the probing wire to enter the borehole for probing; (4) Reverse the mining drilling and probing device, retract the probing line, and adjust the mining drilling and probing device again so that the probing line is aligned with the next drill hole; (5) Repeat the above steps (2) to (4) until the drilling operation of all the boreholes is completed.
2. A mining drilling and exploration method according to claim 1, characterized in that: The mining drilling and hole exploration device includes a wire reel and a wire threader, the wire threader includes a first bracket, a top cylinder, a pneumatic motor, a guide mechanism and an angle adjustment mechanism, the guide mechanism is rotatably mounted on the first bracket, the guide mechanism includes a guide tube that passes through the left and right sides, an active component and a driven component are arranged inside the guide tube, the driven component is arranged on the right side of the active component, the active component includes a first rotating shaft and a second rotating shaft that are symmetrical in upper and lower parts, a first active wire wheel is arranged on the first rotating shaft, and a second active wire wheel is arranged on the second rotating shaft, the output shaft of the pneumatic motor is connected to the second rotating shaft, the driven component includes a third rotating shaft and a fourth rotating shaft that are symmetrical in upper and lower parts, a first driven wire wheel is arranged on the third rotating shaft, and a second driven wire wheel is arranged on the fourth rotating shaft; The angle adjustment mechanism comprises a rotating sleeve, a first threaded rod and a second threaded rod, the top end of the first threaded rod is hinged on the lower surface of the left end of the guide tube, the bottom end of the second threaded rod is hinged on the first bracket, the rotating sleeve is provided with internal threads corresponding to the first threaded rod and the second threaded rod, the bottom end of the first threaded rod is threadedly connected to the upper half of the rotating sleeve, and the top end of the second threaded rod is threadedly connected to the lower half of the rotating sleeve, so that the lengths of the first threaded rod and the second threaded rod are adjusted when the rotating sleeve is rotated, thereby adjusting the angle between the guide mechanism and the first bracket; A hole-finding line is placed on the reel, and the hole-finding line passes between the first active line wheel and the second active line wheel of the guide mechanism and between the first driven line wheel and the second driven line wheel.
3. A mining drilling and exploration method according to claim 2, characterized in that: The wire reel includes a second bracket and a rotating frame, the second bracket is a triangular bracket structure, including a bracket cross plate, a first inclined plate and a second inclined plate connected in sequence, the first inclined plate and the second inclined plate are provided with corresponding first through holes and second through holes, a central axis is provided at the connection between the first inclined plate and the second inclined plate, the rotating frame includes a circular frame body, three groups of rectangular frames passing through the center of the circle are provided inside the circular frame body, a center sleeve is provided at the center position of the circular frame body, the rectangular frame is welded on the circular sleeve, the two ends of the rectangular frame are provided on the circumference of the circular frame body, and the rotating frame is sleeved on the central axis through the center sleeve; The lower left part and the lower right part of the circular frame body pass through the first through hole and the second through hole respectively, and two running wheels are arranged at two ends of the bottom of the bracket cross plate.
4. A mining drilling and exploration method according to claim 3, characterized in that: The first bracket includes a supporting column, a mounting groove extending downward is provided on the upper part of the supporting column, the top cylinder is installed in the mounting groove, an upper cover plate is provided on the top of the mounting groove, a through hole is provided in the middle part of the upper cover plate, the piston rod of the top cylinder passes through the through hole, the cylinder switch of the top cylinder is arranged on the left side wall of the supporting column, the top plate is installed on the end of the piston rod of the top cylinder, a mounting hole through which the top cylinder is installed is provided in the middle part of the supporting column, the guide mechanism is installed in the mounting hole, ear plates are provided on the front and rear sides of the bottom of the guide tube, mounting rods are installed in the front and rear of the mounting hole, the ear plates are sleeved on the mounting rod, so that the guide mechanism rotates along the mounting rod.
5. A mining drilling and exploration method according to claim 4, characterized in that: A bottom plate is arranged at the bottom of the supporting column, and a plurality of reinforcing ribs are arranged around the bottom plate and the supporting column bracket.
6. A mining drilling and exploration method according to claim 5, characterized in that: A guide ball is arranged at the exploration hole end of the exploration hole line.
7. A mining drilling and exploration method according to claim 6, characterized in that: The specific process of step (1) is as follows: the first bracket is set at the corresponding position of the drilling hole to be drilled in the tunnel, the cylinder switch is controlled to make the piston rod of the top cylinder support on the top plate of the tunnel to ensure the stability of the first bracket, and then the reel is moved to the left side of the first bracket to make the drilling line extend into the guide tube and the active component and the driven component.
8. A mining drilling and exploration method according to claim 7, characterized in that: The specific operation process of step (2) is as follows: by rotating the rotating sleeve to adjust the length of the first threaded rod and the second threaded rod, the inclination angle of the guide tube is adjusted so that the guide ball at the exploration end of the exploration line is aligned with the drill hole to be explored, and the center line of the guide tube coincides with the center line of the drill hole.
9. A mining drilling and exploration method according to claim 8, characterized in that: The specific process of step (3) is as follows: the pneumatic motor is started to drive the second rotating shaft to rotate and then drive the second active wire wheel to rotate, and the clamping force drives the exploration wire to enter the borehole for exploration. When the exploration wire can be pushed to the depth of the borehole, step (4) is performed. When the exploration cannot be pushed to the depth of the borehole, it indicates that the borehole is blocked or collapsed, and the borehole needs to be penetrated. After the penetration is completed, the exploration is continued until the exploration wire is pushed to the depth of the borehole, and then step (4) is performed.