CN111691819A - Percussion drill suitable for rotary drilling machine - Google Patents
Percussion drill suitable for rotary drilling machine Download PDFInfo
- Publication number
- CN111691819A CN111691819A CN202010662552.4A CN202010662552A CN111691819A CN 111691819 A CN111691819 A CN 111691819A CN 202010662552 A CN202010662552 A CN 202010662552A CN 111691819 A CN111691819 A CN 111691819A
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- drill
- cylinder
- guider
- rotary
- percussion
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- 238000005553 drilling Methods 0.000 title claims abstract description 69
- 238000009527 percussion Methods 0.000 title claims abstract description 48
- 239000002893 slag Substances 0.000 claims abstract description 24
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 9
- 239000011435 rock Substances 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000017105 transposition Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
-
- 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
- E21B4/20—Drives for drilling, used in the borehole combined with surface drive
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of drilling construction, and provides a percussion drill suitable for a rotary drilling machine, which comprises a rotary drilling machine drill rod, wherein a guider component is arranged at the bottom of the rotary drilling machine drill rod, and a percussion drill bit is arranged below the guider component; the guider component comprises a guider cylinder, and a sliding track is formed inside the guider cylinder; the percussion drill bit is arranged below the guider cylinder and is movably connected with the guider cylinder through a sliding cylinder block; the sliding cylinder block can slide up and down along the forming track of the sliding track under the driving of the up-and-down impact of the impact drill bit. The invention integrates the construction advantages of the rotary drilling machine and the percussion drilling machine, not only adopts the low-cost percussion process, but also can be directly used on the rotary drilling machine, exerts the advantages of large lifting force and reverse circulation carrying of drilling slag of the rotary drilling machine, and realizes the high-efficiency and low-cost hard rock construction.
Description
Technical Field
The invention relates to the technical field of drilling construction, in particular to a percussion drill suitable for a rotary drilling machine.
Background
The well drilling method is that according to the requirements of the mine design, a well bore with proper diameter and depth is drilled and permanently supported by the well drilling equipment at a determined position, so that the well bore meets the design requirements. In the construction of the drilling method, deep holes (wells) with large diameter and high rock strength (the single-shaft saturated compressive strength is more than or equal to 100MPa) are encountered. At the moment, if the traditional rotary drilling machine hob drill bit is adopted for construction, the efficiency is low, the energy consumption is high, and the construction cost is extremely high; if a percussion drill is used for construction, the construction cost is low, but the construction cannot be adopted when the depth exceeds 80m or the diameter exceeds 4m because the construction is limited by the drilling depth and the diameter.
Therefore, the existing drilling tool is urgently needed to be improved so as to obtain a novel drilling tool which can integrate the construction advantages of a rotary drilling machine and a percussion drilling machine.
Disclosure of Invention
The invention aims to solve the technical problem of providing the percussion drill which can integrate the construction advantages of a rotary drilling machine and a percussion drilling machine and is suitable for the rotary drilling machine.
The invention adopts the following technical scheme to solve the technical problems:
a percussion drill suitable for a rotary drilling machine comprises a rotary drilling machine drill rod, wherein a guider component is arranged at the bottom of the rotary drilling machine drill rod, and a percussion drill bit is arranged below the guider component; the guider component comprises a guider cylinder, and a sliding track is formed inside the guider cylinder; the percussion drill bit is arranged below the guider cylinder and is movably connected with the guider cylinder through a sliding cylinder block; the sliding cylinder block can slide up and down along the forming track of the sliding track under the driving of the up-and-down impact of the impact drill bit.
As one preferable mode of the invention, the rotary drilling rig drill rod is also provided with a transition joint; the bottom end of the transition joint is fixedly connected with the top end of the guider cylinder, and the bottom of the transition joint is provided with a positioning rod and a slag suction pipe communicated with the rotary drilling machine drill rod in an extending mode towards the inner direction of the guider cylinder.
As one preferable mode of the present invention, the slag suction pipe is communicated with a slag suction port provided in the impact drill.
In a preferred embodiment of the present invention, a positioning rod passage rail is further formed at the top of the slide cylinder block, and the positioning rod is fitted in the positioning rod passage rail.
In a preferred embodiment of the present invention, the positioning rod is further provided with a compression spring through a bottom of the rail.
In a preferred embodiment of the present invention, an inner diameter of the compression spring is slightly larger than an outer diameter of the positioning rod.
As one preferable mode of the present invention, the top of the percussion bit is fixedly connected to the bottom of the sliding cylinder block; the percussion drill bit is connected with the guider cylinder through an oil cylinder assembly; and under the driving of the oil cylinder assembly, the impact drill bit moves up and down relative to the guider cylinder.
As one preferable mode of the present invention, the oil cylinder assembly specifically includes an oil cylinder and a driving rod; the oil cylinder is arranged on the guider cylinder body, and a driving rod extending downwards is connected to the oil cylinder; the bottom end of the driving rod is fixedly connected with the impact drill bit, and the top end of the driving rod is connected with the oil cylinder in a matched manner; and under the control of the oil cylinder, the driving rod drives the impact drill bit to move up and down.
In a preferred embodiment of the present invention, when the impact bit is impacted upward to a desired position, the impact bit is rotated by the rotation of the drill rod of the rotary drilling machine.
Compared with the prior art, the invention has the advantages that: the invention applies the low-cost construction principle of the impact drilling machine to the rotary drilling machine, and designs a novel impact drilling tool suitable for the rotary drilling machine; this novel rig collects "rotary drill" and "percussion drill"'s construction advantage in an organic whole, both adopts low-cost impact process, can directly use on rotary drill again, and the big lifting power of performance rotary drill, the reverse circulation carry the advantage of brill sediment, realize the hard rock construction of high efficiency and low cost.
Drawings
FIG. 1 is a schematic view showing the overall construction of a percussion drill suitable for use in a rotary drill according to embodiment 1;
fig. 2 is an overall configuration view of a percussion drill applied to a rotary drill in embodiment 1 in a raised state;
fig. 3 is an overall configuration diagram of a hammer drill applied to a rotary drill in embodiment 1 in a downward striking state.
In the figure: the drilling machine comprises a rotary drilling machine drill rod 1, a transition joint 11, a positioning rod 12, a slag suction pipe 13, a guider component 2, a guider cylinder 21, a sliding rail 22, a percussion bit 3, a slag suction port 31, a sliding cylinder block 4, a positioning rod passing rail 41, a drilling slag flowing channel 42, a compression spring 5, an oil cylinder component 6, an oil cylinder 61 and a driving rod 62.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
As shown in fig. 1-3, the impact drill of the present embodiment is mainly based on a further improvement of the conventional rotary drilling machine. The percussion drill suitable for the rotary drilling machine comprises a rotary drilling machine drill rod 1, a guider component 2 is arranged at the bottom of the rotary drilling machine drill rod 1, and a percussion drill bit 3 is arranged below the guider component 2. The guider component 2 comprises a guider cylinder 21, and a sliding track 22 is formed inside the guider cylinder 21; the impact drill 3 is arranged below the guider cylinder 21 and is movably connected with the guider cylinder 21 through a sliding cylinder block 4. Wherein, under the driving of the up-and-down impact of the impact drill 3, the sliding cylinder block 4 can slide up and down along the forming track of the sliding track 22. In this embodiment, since the percussion bit 3 has the "up-down percussion" function, and the rotary drill rod 1 can also drive the percussion bit 3 to realize the rotary function, the device of this embodiment can realize impact and convolution in the drilling method construction process, thereby greatly improving the working efficiency and reducing the construction cost.
Further, in the present embodiment, a transition joint 11 is also provided on the rotary drill rod 1. The bottom end of the transition joint 11 is fixedly connected with the top end of the guider cylinder 22, and the bottom of the transition joint 11 is further provided with two positioning rods 12 and a slag suction pipe 13 communicated with the rotary drilling machine drill rod 1 in an extending manner towards the inner direction of the guider cylinder 22; wherein, the slag suction pipe 13 is positioned at the middle position, and the two positioning rods 12 are arranged at the left side and the right side of the slag suction pipe 13.
Further, in this embodiment, two positioning rod passing rails 41 are further formed at the top of the sliding cylinder block 4, and the two positioning rods pass through the inside of the rail 41 and are respectively matched with one positioning rod 12; in addition, a drilling slag flowing channel 42 which is communicated up and down is formed between the two positioning rods through the track 41, the top end of the drilling slag flowing channel 42 is communicated with the slag suction pipe 13, and the bottom end of the drilling slag flowing channel 42 is communicated with the slag suction port 31 arranged on the impact drill 3.
Further, in the present embodiment, the two positioning rods are further provided with a set of compression springs 5 respectively through the bottoms of the rails 41, and the inner diameter of the compression springs 5 is slightly larger than the outer diameter of the positioning rod 12. When the impact bit 3 is raised, the slide cylinder block 4 moves upward along the slide rail 22, and at this time, the positioning rod also moves upward to be close to the positioning rod 12 via the rail 41; when the impact drill bit 3 rises to a certain position, the positioning rod 12 can be just sleeved in the compression spring 5, and the compression spring 5 is compressed to form a spring force for pushing the impact drill bit 3 downwards by the compression spring 5.
Further, in the present embodiment, the top of the impact drill 3 is fixedly connected to the bottom of the sliding cylinder block 4, and the impact drill 3 is connected to the guide cylinder 21 through the oil cylinder assembly 6. The percussion drill bit 3 is moved up and down relative to the guide cylinder 21 by the cylinder assembly 6. Specifically, the cylinder assembly 6 includes a cylinder 61 and a drive rod 62, the cylinder 61 is disposed on the guide cylinder 21, and the drive rod 62 extending downward is connected to the cylinder 61. Wherein, the bottom end of the driving rod 62 is fixedly connected with the percussion bit 3, and the top end thereof is connected with the oil cylinder 61 in a matching way. The driving rod 62 can drive the percussion drill bit 3 up and down under the control of the cylinder 61.
Further, in the present embodiment, when the percussion bit 3 is impacted upwards to a certain position, the corresponding control device is operated to control the rotary drill rod 1 of the rotary drill to perform rotary driving, and the percussion bit 3 can perform rotary motion in the deep well under the rotary driving of the rotary drill rod 1.
It should be noted that, as described above, the apparatus of the present embodiment is mainly based on a further improvement of a conventional rotary drilling machine, and therefore, both the drill rod 1 and the transition joint 11 of the rotary drilling machine of the present embodiment can utilize the original configuration of the original rotary drilling machine.
The working principle is as follows:
(1) when oil is supplied to the oil cylinder 61, the oil cylinder 61 upwards retracts the driving rod 62 to drive the impact drill bit 3 to ascend, and at the moment, the impact drill bit 3 upwards slides; when the control handle changes the oil supply direction of the oil cylinder 61, the impact drill bit 3 is quickly lowered under the action of gravity and the compression spring 5, and the impact rock breaking effect is achieved.
(2) In order to realize full-section rock breaking by impact and rotary cutting of a convex point rock surface, the rotary drill can drive a drill rod 1 of the rotary drill to drive a percussion bit 3 to carry out rotary transposition impact after impacting for a certain time in one direction in a deep well; the traditional rotary drilling machine can also be adopted to break rocks in a rotary cutting mode or a grinding mode to realize multiple rock breaking modes (when rotary transposition is carried out, the impact drill bit 3 is lifted away from the bottom of a deep well, then rotary transposition is carried out, and impact is carried out after rotation is stopped).
(3) The device of the embodiment reserves the gas lift reverse circulation working principle of the traditional rotary drilling machine to carry the drilling slag; based on this embodiment structure, broken rock mass inhales through percussion bit 3 slag suction opening 31 along with flowing mud from the working face to arrange to ground through corresponding through passageway and the rotary drill drilling rod 1 of intercommunication and carry out the separation processing, handle clean mud and can repeatedly flow in the deep well again, realize that mud reciprocating cycle effectively carries and bores the sediment.
In addition, it should be noted that, since the above-mentioned "manner in which the cylinder 61 controls the driving rod 62", "manner in which the drilling machine drives the rotary drilling machine to rotate the drilling rod 1", and the manner in which the conventional rotary drilling machine controls "rotary cutting" and "grinding" are all the prior art, detailed description thereof is omitted here.
The beneficial effects of the embodiment are as follows:
(1) in the embodiment, the percussion drill and the rotary drill are perfectly combined to complement the length; the device can realize impact and convolution in the drilling method construction process, thereby greatly improving the working efficiency and reducing the construction cost;
(2) in the embodiment, the sliding rail 22 is arranged in the guider cylinder 21 of the guider component 2 of the traditional rotary drilling machine, and the sliding rail 22 can realize the rail function, so that the impact drill bit 3 can slide up and down in the guider cylinder 21 along the sliding rail 22 and can transmit torque;
(3) in the embodiment, the driving rod 62 is controlled by the oil cylinder 61 to drive the impact drill bit 3 to slide upwards, and meanwhile, the impact drill bit 3 can be quickly lowered under the action of gravity and the compression spring 5; the method is simple and convenient to operate;
(4) the embodiment utilizes the reverse circulation of the rotary drilling machine to carry the drilling slag, is convenient to carry the drilling slag, and overcomes the defect that the drilling slag of the traditional impact drilling machine rises by the buoyancy of mud and is not smooth in slag discharge.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The percussion drill suitable for the rotary drilling machine is characterized by comprising a rotary drilling machine drill rod, wherein a guider component is arranged at the bottom of the rotary drilling machine drill rod, and a percussion drill bit is arranged below the guider component; the guider component comprises a guider cylinder, and a sliding track is formed inside the guider cylinder; the percussion drill bit is arranged below the guider cylinder and is movably connected with the guider cylinder through a sliding cylinder block; the sliding cylinder block can slide up and down along the forming track of the sliding track under the driving of the up-and-down impact of the impact drill bit.
2. The percussive drill adapted for use with a rotary drill according to claim 1, wherein the rotary drill shank is further provided with a transition joint; the bottom end of the transition joint is fixedly connected with the top end of the guider cylinder, and the bottom of the transition joint is provided with a positioning rod and a slag suction pipe communicated with the rotary drilling machine drill rod in an extending mode towards the inner direction of the guider cylinder.
3. The percussion drill suitable for a rotary drill according to claim 2, wherein the slag suction pipe communicates with a slag suction port provided on the percussion drill head.
4. The percussion drill suitable for a rotary drill according to claim 2, wherein the top of the sliding barrel block is further formed with a positioning rod passing rail, and the positioning rod passing rail is internally fitted with the positioning rod.
5. The percussion drill suitable for a rotary drill according to claim 4, wherein the locating rod is further provided with a compression spring through the bottom of the track.
6. The percussive drill adapted for use with a rotary drill according to claim 5, wherein the compression spring has an inner diameter slightly larger than an outer diameter of the positioning rod.
7. The percussion drill suitable for a rotary drill according to claim 1, wherein the top of the percussion drill bit is fixedly connected to the bottom of the sliding cylinder block; the percussion drill bit is connected with the guider cylinder through an oil cylinder assembly; and under the driving of the oil cylinder assembly, the impact drill bit moves up and down relative to the guider cylinder.
8. The percussion drill suitable for a rotary drill according to claim 7, wherein the cylinder assembly comprises in particular a cylinder and a drive rod; the oil cylinder is arranged on the guider cylinder body, and a driving rod extending downwards is connected to the oil cylinder; the bottom end of the driving rod is fixedly connected with the impact drill bit, and the top end of the driving rod is connected with the oil cylinder in a matched manner; and under the control of the oil cylinder, the driving rod drives the impact drill bit to move up and down.
9. A percussion drill suitable for use in a rotary drill according to any one of claims 1 to 8, wherein the percussion drill bit is caused to perform a rotary action upon rotative actuation of a drill rod of the rotary drill as the percussion drill bit is stroked upwardly into position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010662552.4A CN111691819B (en) | 2020-07-10 | 2020-07-10 | Impact drilling tool suitable for rotary drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010662552.4A CN111691819B (en) | 2020-07-10 | 2020-07-10 | Impact drilling tool suitable for rotary drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111691819A true CN111691819A (en) | 2020-09-22 |
| CN111691819B CN111691819B (en) | 2024-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010662552.4A Active CN111691819B (en) | 2020-07-10 | 2020-07-10 | Impact drilling tool suitable for rotary drilling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377092A (en) * | 2020-11-17 | 2021-02-19 | 江西省水利科学研究院 | Hydraulic down-the-hole hammer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1626767A (en) * | 2003-12-10 | 2005-06-15 | 万泽仁 | Rotative drill rig in punching and smashing type |
| CN102425370A (en) * | 2011-12-21 | 2012-04-25 | 中冶交通工程技术有限公司 | Construction method and device of hole bottom oil pressure motor lithotriptor combined power drilling tool |
| CN202926204U (en) * | 2012-11-29 | 2013-05-08 | 邵金安 | Rock cracking drilling machine and rotary cutting impact drilling system thereof |
| CN203201472U (en) * | 2013-04-22 | 2013-09-18 | 邵金安 | Rock drilling machine and rotary-cut percussion drilling system thereof |
| CN104196449A (en) * | 2014-08-19 | 2014-12-10 | 中煤矿山建设集团有限责任公司 | Vertical drilling tool for drilling well through drilling method |
| CN212406576U (en) * | 2020-07-10 | 2021-01-26 | 中煤特殊凿井有限责任公司 | Percussion drill suitable for rotary drilling machine |
-
2020
- 2020-07-10 CN CN202010662552.4A patent/CN111691819B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1626767A (en) * | 2003-12-10 | 2005-06-15 | 万泽仁 | Rotative drill rig in punching and smashing type |
| CN102425370A (en) * | 2011-12-21 | 2012-04-25 | 中冶交通工程技术有限公司 | Construction method and device of hole bottom oil pressure motor lithotriptor combined power drilling tool |
| CN202926204U (en) * | 2012-11-29 | 2013-05-08 | 邵金安 | Rock cracking drilling machine and rotary cutting impact drilling system thereof |
| CN203201472U (en) * | 2013-04-22 | 2013-09-18 | 邵金安 | Rock drilling machine and rotary-cut percussion drilling system thereof |
| CN104196449A (en) * | 2014-08-19 | 2014-12-10 | 中煤矿山建设集团有限责任公司 | Vertical drilling tool for drilling well through drilling method |
| CN212406576U (en) * | 2020-07-10 | 2021-01-26 | 中煤特殊凿井有限责任公司 | Percussion drill suitable for rotary drilling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377092A (en) * | 2020-11-17 | 2021-02-19 | 江西省水利科学研究院 | Hydraulic down-the-hole hammer |
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| Publication number | Publication date |
|---|---|
| CN111691819B (en) | 2024-10-22 |
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