CN107386978B - Triaxial slitting, drilling and rock breaking device for coal mine rock roadway - Google Patents
Triaxial slitting, drilling and rock breaking device for coal mine rock roadway Download PDFInfo
- Publication number
- CN107386978B CN107386978B CN201710724965.9A CN201710724965A CN107386978B CN 107386978 B CN107386978 B CN 107386978B CN 201710724965 A CN201710724965 A CN 201710724965A CN 107386978 B CN107386978 B CN 107386978B
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- Prior art keywords
- adjusting
- pipe
- drilling
- drill rod
- cylinder
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- 238000005553 drilling Methods 0.000 title claims abstract description 46
- 239000011435 rock Substances 0.000 title claims abstract description 25
- 239000003245 coal Substances 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005422 blasting Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a triaxial slitting, drilling and breaking device for a coal mine rock roadway, which comprises drill rods arranged on an adjusting bracket, wherein the long directions of the drill rods are horizontal, one ends of the drill rods are connected with a horizontal driving mechanism, a plurality of drill rods are arranged on the adjusting bracket at intervals in parallel, the horizontal driving mechanism drives the drill rods to horizontally move and perform drilling operation, and the drill rods are positioned on the adjusting bracket and are adjustable in space position.
Description
Technical Field
The invention relates to the technical field of blasting and drilling, in particular to a triaxial slitting, drilling and rock breaking device for a coal mine rock roadway.
Background
The coal mine stone drift tunneling in China has the advantages of narrow construction section, high rock strength, low construction efficiency by adopting a tunneling machine, high equipment cost, large mechanical abrasion, large influence on underground construction environment and poor adaptability. The cut blasting has good adaptability to geological conditions, low construction cost and relatively mature technology, and is widely used at present. The cutting blasting mainly comprises the steps of arranging cutting holes on a tunneling surface, and preferentially detonating explosive in the cutting holes by using low-section separate detonators to form cutting cavities, so that a new free surface is added for the subsequent cutting hole blasting, only one free surface for tunnel blasting is improved, and the clamping effect of rock mass blasting is reduced.
The drilling tool adopts a drilling trolley and a portable drilling machine, the drilling trolley is more expensive in cost and cannot be unfolded when running underground because of the limitation of the size of the excavated section, the drilling hole is not convenient for simultaneous operation of a plurality of portable drilling machines due to the effect of the size of the excavated section, the drilling hole is drilled by one drilling machine at a time, the drilling efficiency is low, the time is long, the drilling angle and the depth error of the drilling hole are larger due to different operation levels of workers, the drilling hole is greatly deviated along the depth direction of the drilling hole, the depth of the drilling hole is different, the energy generated by explosive explosion cannot be well sheared, the waste of blasting energy is caused, the drilling effect is poor, and the whole blasting effect of the section is affected.
Because the rock drilling machine is affected by the height, the working face cannot carry out other working procedures due to the working procedure of the rock raking machine, and the working hours of personnel are wasted.
Disclosure of Invention
The invention aims to provide a triaxial slitting, drilling and breaking device for a coal mine rock roadway, which solves the problems of long construction time, low drilling efficiency, discontinuous blasting procedures, large angle and depth errors of slitting and drilling machines and the like caused by the size of an excavated section.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a colliery rock tunnel triaxial slitting drilling broken rock device, includes the drill rod that sets up on adjusting the support, the long direction level of drill rod and one end are connected with horizontal drive mechanism, the drill rod is located the parallel interval setting a plurality of on the adjusting the support, horizontal drive mechanism drive drill rod horizontal reciprocating motion and implement the drilling operation, the drill rod is located the spatial position of adjusting the support adjustable.
The invention also has the following characteristics:
the horizontal driving mechanism comprises a cylinder arranged on the adjusting bracket, a piston is arranged in the cylinder, the cylinder body of the cylinder is divided into two chambers by the piston, the rod end of the drill rod is connected with one end of the piston, the drill rod extends out of the cylinder body of the cylinder, and the two chambers of the cylinder body of the cylinder are respectively communicated with an air source through pipelines.
The drill rod is of a hollow pipe structure, a waterway is arranged on the piston, an outlet communicated with the rod end of the drill rod is arranged on the waterway, a needle is arranged at the outlet, the needle is inserted into the connecting end of the drill rod and the piston, and an inlet is arranged on the waterway and communicated with a high-pressure water source.
The adjustable support comprises supporting feet, the height of the supporting feet is adjustable, a flange plate is arranged at the upper end of each supporting foot, a first adjusting pipe is vertically arranged on each flange plate, the lower end of each first adjusting pipe is connected with the flange plate in an adjustable rotating mode, a second adjusting pipe is arranged at the upper end of each first adjusting pipe, each second adjusting pipe is connected with the corresponding first adjusting pipe in an adjustable rotating mode, the pipe ends of the second adjusting pipes horizontally extend and are provided with third adjusting pipes, the third adjusting pipes are connected with the corresponding second adjusting pipes in an adjustable rotating mode, and the cylinder body of the cylinder is fixed at the pipe ends of the third adjusting pipes.
The junction of second governing pipe and first governing pipe is provided with first adjusting bolt, first adjusting bolt passes first governing pipe and the outer wall of second governing pipe and supports, third governing pipe and second governing pipe are provided with the second adjusting bolt, the second adjusting bolt passes third governing pipe and the outer wall of second governing pipe supports.
The first adjusting pipe is inserted on the outer pipe wall of the second adjusting pipe, a first convex ring is arranged on the inner wall of the first adjusting pipe, a first annular groove matched with the first convex ring is arranged on the outer pipe wall of the second adjusting pipe, a first adjusting bolt penetrates through the first adjusting pipe to be abutted against the bottom of the first annular groove of the second adjusting pipe, a third adjusting pipe is inserted on the outer pipe wall of the second adjusting pipe, a second convex ring is arranged on the inner wall of the third adjusting pipe, a second annular groove matched with the second convex ring is arranged on the outer pipe wall of the second adjusting pipe, and a second adjusting bolt penetrates through the third adjusting pipe to be abutted against the bottom of the second annular groove of the second adjusting pipe.
The piston is provided with a piston rod, the rod end of the piston rod is provided with a drill shank cylinder sleeve, the piston rod is connected with the drill shank cylinder sleeve through threads, and the drill shank is inserted into the drill shank cylinder sleeve.
Compared with the prior art, the invention has the following technical effects: the invention has simple structure, can perform drilling construction at high speed and high quality on the premise of ensuring safety, three holes are drilled at one time, improves the number of holes drilled in unit time, reduces the drilling time, ensures the uniformity of parallelism and angle among the blast holes, ensures that the integrity of the blast holes is better, reduces the depth error along the blast holes, improves the utilization rate of blasting energy, perfects blasting procedures, reduces the consumption of personnel working hours and reduces the construction cost.
Drawings
FIG. 1 is a schematic structural view of a triaxial slitting, drilling and breaking device for a coal mine rock roadway;
FIG. 2 is a cross-sectional view of a cylinder in a coal mine rock roadway triaxial slitting, drilling and breaking device;
FIG. 3 is a cross-sectional view of an adjustment bracket in a coal mine rock roadway triaxial slitting, drilling and breaking device;
fig. 4 is an end view of a cylinder in a coal mine rock roadway triaxial slitting, drilling and breaking device.
Detailed Description
The invention is further described with reference to fig. 1 to 4:
the triaxial slitting, drilling and breaking device for the coal mine rock roadway comprises a drill rod 20 arranged on an adjusting bracket 10, wherein the length direction of the drill rod 20 is horizontal, one end of the drill rod is connected with a horizontal driving mechanism, a plurality of drill rods 20 are arranged on the adjusting bracket 10 at intervals in parallel, the horizontal driving mechanism drives the drill rod 20 to horizontally reciprocate and perform drilling operation, and the spatial position of the drill rod 20 on the adjusting bracket 10 is adjustable;
in actual blasting, as shown in fig. 1, the device is used to implement slotting and drilling to the area to be blasted according to the design drawing, the slotting and drilling mechanism is arranged on the adjusting bracket 10, and the space position of the adjusting bracket 10 can be adjusted, so that the drill rod 20 can be conveniently adjusted to the position to be drilled, the horizontal moving mechanism is started, and the drill rod 20 horizontally reciprocates and performs drilling operation.
As a preferred scheme of the invention, as shown in fig. 2, the horizontal driving mechanism comprises a cylinder 70 arranged on the adjusting bracket 10, a piston 71 is arranged in the cylinder 70, the piston 71 divides the cylinder body of the cylinder 70 into two chambers, the rod end of the drill rod 20 is connected with one end of the piston 71, the drill rod 20 extends out of the cylinder body of the cylinder 70, and the two chambers of the cylinder body of the cylinder 70 are respectively communicated with an air source through pipelines;
the drill rods 20 are arranged at one end of the piston 71 in parallel, and can be arranged into three types, and high-pressure air is introduced into one cavity of the cylinder body of the cylinder 70 during actual perforating operation, so that the driving of the piston 71 is realized, and then synchronous operation of perforating of 3 holes can be realized, the number of cut holes in unit time is increased, the cut hole time is reduced, the parallelism and angle between cut holes are ensured to be uniform, the cut hole integrity is better, the depth error along the blast hole is reduced, the utilization rate of blasting energy is improved, the energy generated by explosive explosion can well form integral shearing action, and the cut effect is ensured.
In order to facilitate the discharge of rock powder in the blast hole, as shown in fig. 2, the drill rod 20 has a hollow pipe structure, the piston 71 is provided with a water channel 711, the water channel 711 is provided with an outlet communicated with the rod end of the drill rod 20, the outlet is provided with a needle 72, the needle 72 is inserted into the connection end of the drill rod 20 and the piston 71, and the water channel 711 is provided with an inlet communicated with a high-pressure water source;
when the cylinder 70 is started, high-pressure water is synchronously introduced into the piston 71, and the high-pressure water synchronously enters the drill rod 20 through the needle 72, so that on one hand, the high-pressure water can cut the rock mass in the hole and on the other hand, rock powder in the blast hole can be synchronously discharged at the same time of drilling.
Still further, as shown in fig. 1, the adjusting bracket 10 includes a supporting leg 11, the height of the supporting leg 11 is adjustable, a flange 12 is provided at the upper end of the supporting leg 11, a first adjusting tube 13 is vertically provided on the flange 12, the lower end of the first adjusting tube 13 and the flange 12 form an adjustable rotation connection, a second adjusting tube 14 is provided at the upper end of the first adjusting tube 13, the second adjusting tube 14 and the first adjusting tube 13 form an adjustable rotation connection, the tube end of the second adjusting tube 14 horizontally extends and is provided with a third adjusting tube 15, the third adjusting tube 15 and the second adjusting tube 14 form an adjustable rotation connection, and the cylinder body of the cylinder 70 is fixed at the tube end of the third adjusting tube 15;
the height of the drill rod 20 can be conveniently adjusted by adjusting the height of the supporting leg 11, and the horizontal plane and the vertical plane of the drill rod 20 can be adjusted by rotating and adjusting the second adjusting pipe 14 and the third adjusting pipe 15, so that the drill rod 20 can be adjusted to a designated drilling position, and drilling operation is implemented.
Specifically, as shown in fig. 3, a first adjusting bolt 16 is arranged at the connection part of the second adjusting pipe 14 and the first adjusting pipe 13, the first adjusting bolt 16 passes through the first adjusting pipe 13 to be abutted against the outer wall of the second adjusting pipe 14, the third adjusting pipe 15 and the second adjusting pipe 14 are provided with a second adjusting bolt 17, and the second adjusting bolt 17 passes through the third adjusting pipe 15 to be abutted against the outer wall of the second adjusting pipe 14;
as shown in fig. 3, the first adjusting pipe 13 is inserted into the outer pipe wall of the second adjusting pipe 14, a first convex ring is disposed on the inner wall of the first adjusting pipe 13, a first annular groove matched with the first convex ring is disposed on the outer pipe wall of the second adjusting pipe 14, and the first adjusting bolt 16 passes through the first adjusting pipe 13 to abut against the bottom of the first annular groove of the second adjusting pipe 14, so that the rotation connection and positioning of the two adjusting pipes are realized;
similarly, the third adjusting pipe 15 is inserted on the outer pipe wall of the second adjusting pipe 14, a second convex ring is arranged on the inner wall of the third adjusting pipe 15, a second annular groove matched with the second convex ring is arranged on the outer pipe wall of the second adjusting pipe 14, and the second adjusting bolt 17 passes through the third adjusting pipe 15 and abuts against the bottom of the second annular groove of the second adjusting pipe 14. Thereby realizing the rotation connection and the positioning of the two adjusting pipes.
The piston 71 is provided with a piston rod 712, the rod end of the piston rod 712 is provided with a drill shank cylinder sleeve 713, the piston rod 712 is connected with the drill shank cylinder sleeve 713 through threads, and the drill rod 20 is inserted into the drill shank cylinder sleeve 713.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same, and those skilled in the art will understand that although the present invention has been described in detail with reference to the foregoing embodiments: the technical solutions described in the foregoing embodiments may be modified or some technical features may be replaced with other technical solutions, which may not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. Coal mine rock tunnel triaxial slitting, drilling and breaking device is characterized in that: the drilling device comprises a drill rod (20) arranged on an adjusting bracket (10), wherein the length direction of the drill rod (20) is horizontal, one end of the drill rod is connected with a horizontal driving mechanism, a plurality of drill rods (20) are arranged on the adjusting bracket (10) at intervals in parallel, the horizontal driving mechanism drives the drill rod (20) to horizontally reciprocate and perform drilling operation, and the spatial position of the drill rod (20) on the adjusting bracket (10) is adjustable;
the horizontal driving mechanism comprises a cylinder (70) arranged on the adjusting bracket (10), a piston (71) is arranged in the cylinder (70), the piston (71) divides the cylinder body of the cylinder (70) into two chambers, the rod end of the drill rod (20) is connected with one end of the piston (71), the drill rod (20) extends out of the cylinder body of the cylinder (70), and the two chambers of the cylinder body of the cylinder (70) are respectively communicated with an air source through pipelines;
the drill rod (20) is of a hollow pipe structure, the piston (71) is provided with a waterway (711), the waterway (711) is provided with an outlet communicated with the rod end of the drill rod (20), the outlet is provided with a needle head (72), the needle head (72) is inserted into the connecting end of the drill rod (20) and the piston (71), and the waterway (711) is provided with an inlet communicated with a high-pressure water source;
the adjusting bracket (10) comprises supporting feet (11), the height of each supporting foot (11) is adjustable, a flange plate (12) is arranged at the upper end of each supporting foot (11), a first adjusting pipe (13) is vertically arranged on each flange plate (12), the lower end of each first adjusting pipe (13) and each flange plate (12) form adjustable rotary connection, a second adjusting pipe (14) is arranged at the upper end of each first adjusting pipe (13), the second adjusting pipes (14) and the first adjusting pipes (13) form adjustable rotary connection, the pipe ends of the second adjusting pipes (14) horizontally extend and are provided with third adjusting pipes (15), the third adjusting pipes (15) and the second adjusting pipes (14) form adjustable rotary connection, and the cylinder body of the cylinder (70) is fixed at the pipe ends of the third adjusting pipes (15);
the piston (71) is provided with a piston rod (712), the rod end of the piston rod (712) is provided with a drill shank cylinder sleeve (713), the piston rod (712) is connected with the drill shank cylinder sleeve (713) through threads, and the drill rod (20) is inserted into the drill shank cylinder sleeve (713).
2. The coal mine rock roadway triaxial slitting, drilling and breaking device according to claim 1, characterized in that: the junction of second governing pipe (14) and first governing pipe (13) is provided with first adjusting bolt (16), first adjusting bolt (16) pass first governing pipe (13) and the outer wall of second governing pipe (14) support, third governing pipe (15) are provided with second adjusting bolt (17) with second governing pipe (14), second adjusting bolt (17) pass third governing pipe (15) and the outer wall of second governing pipe (14) support.
3. The coal mine rock roadway triaxial slitting, drilling and breaking device according to claim 2, characterized in that: the first adjusting pipe (13) is inserted on the outer pipe wall of the second adjusting pipe (14), a first convex ring is arranged on the inner wall of the first adjusting pipe (13), a first annular groove matched with the first convex ring is arranged on the outer pipe wall of the second adjusting pipe (14), a first adjusting bolt (16) penetrates through the first adjusting pipe (13) to be abutted against the bottom of the first annular groove of the second adjusting pipe (14), a third adjusting pipe (15) is inserted on the outer pipe wall of the second adjusting pipe (14), a second convex ring is arranged on the inner wall of the third adjusting pipe (15), a second annular groove matched with the second convex ring is arranged on the outer pipe wall of the second adjusting pipe (14), and a second adjusting bolt (17) penetrates through the third adjusting pipe (15) to be abutted against the bottom of the second annular groove of the second adjusting pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710724965.9A CN107386978B (en) | 2017-08-22 | 2017-08-22 | Triaxial slitting, drilling and rock breaking device for coal mine rock roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710724965.9A CN107386978B (en) | 2017-08-22 | 2017-08-22 | Triaxial slitting, drilling and rock breaking device for coal mine rock roadway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107386978A CN107386978A (en) | 2017-11-24 |
| CN107386978B true CN107386978B (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710724965.9A Active CN107386978B (en) | 2017-08-22 | 2017-08-22 | Triaxial slitting, drilling and rock breaking device for coal mine rock roadway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107386978B (en) |
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| CN106481291A (en) * | 2016-10-31 | 2017-03-08 | 潍坊连海潜孔凿岩机械有限公司 | A kind of rock drill with water supply dust reduction capability |
| CN206000452U (en) * | 2016-08-31 | 2017-03-08 | 郝辰龙 | A kind of quick perforation device |
| CN206280072U (en) * | 2016-12-23 | 2017-06-27 | 罗丽纳 | Catalase device and development machine |
| CN207453871U (en) * | 2017-08-22 | 2018-06-05 | 安徽理工大学 | The three axis slotting of coal rock tunnel is punchinged broken rock device |
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2017
- 2017-08-22 CN CN201710724965.9A patent/CN107386978B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001032661A (en) * | 1999-07-19 | 2001-02-06 | Mazda Earth Technologies Co Ltd | Drilling device |
| CN1336269A (en) * | 2001-09-14 | 2002-02-20 | 汪浙富 | Rock drill and its hole forming method in cutting stone |
| CN2580084Y (en) * | 2002-09-18 | 2003-10-15 | 汪浙富 | Down-the-hole rock drill |
| CN200998892Y (en) * | 2007-01-29 | 2008-01-02 | 蔡敏 | Hand-held pneumatic rock drifter |
| CN201949967U (en) * | 2011-03-15 | 2011-08-31 | 浙江吉利汽车有限公司 | Height-adjustable rotary tooling platform |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107386978A (en) | 2017-11-24 |
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