CN111594143A - Construction method for rapidly determining drilling azimuth angle - Google Patents
Construction method for rapidly determining drilling azimuth angle Download PDFInfo
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- CN111594143A CN111594143A CN202010448309.2A CN202010448309A CN111594143A CN 111594143 A CN111594143 A CN 111594143A CN 202010448309 A CN202010448309 A CN 202010448309A CN 111594143 A CN111594143 A CN 111594143A
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- Prior art keywords
- roadway
- drilling
- hole
- central line
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- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 239000003245 coal Substances 0.000 description 5
- 238000005065 mining Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
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- 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
- E21B7/04—Directional drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a construction method for quickly determining a drilling azimuth angle, which comprises the following steps: firstly, positioning a drilling hole on a plan view; drawing a central line behind the roadway, then deepening the first row of drill holes to the central line behind the roadway to obtain an intersection point, measuring the distance between the working surface and the intersection point, and then repeating the steps to obtain a drilling hole plan; marking the positions of the openings of the central line of the roadway and the face wall in the underground site; fourthly, taking the central line of the roadway as a lead, calibrating the distance between each row of drill holes and the intersection point of the central line from the head to the rear of the roadway, and hanging a perpendicular line on the distance point; and fifthly, pulling a horizontal line from the hole opening position of the hole to a position of a heavy line corresponding to the rear of the working surface, and then stabilizing the drilling machine along the direction from the hole opening position of the drilled hole to the vertical line. The drilling direction is quickly determined on site through the intersection point distance between the drilling direction and the central line on the drilling design plan, so that the drilling machine is stabilized, the working efficiency is greatly improved, the investment of personnel is reduced, and a good using effect is obtained.
Description
Technical Field
The invention relates to a drilling method, in particular to a construction method for quickly determining a drilling azimuth angle, and belongs to the technical field of coal mining.
Background
When a gas extraction borehole is constructed on a goaf (roadway) coal uncovering and tunneling working face or in a drill site, the azimuth angle of the borehole is set to be crucial, and the correct azimuth angle is an important factor for measuring the control range of the borehole. In the past, a compass is directly used for setting, but too many iron devices are used on a tunneling working face, so that the accuracy of the compass is seriously influenced; later, the method is improved to be that slope rules are used for giving the slope rules one by one before drilling, and the method is relatively complicated and has at least 2 persons to cooperate; the construction efficiency is low, the accuracy is not high, and the gas extraction range is seriously influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the construction method for rapidly determining the drilling azimuth is provided, the drilling azimuth is rapidly determined on site through the intersection point distance between the drilling azimuth and the central line on the drilling design plan, so that the drilling machine is stabilized, the working efficiency is greatly improved, the personnel investment is reduced, and a good using effect is obtained. The problems existing in the prior art are effectively solved.
The technical scheme of the invention is as follows: a construction method for rapidly determining a borehole azimuth, the method comprising the steps of:
firstly, positioning a drilled hole on a plane graph according to requirements when designing the drilled hole;
drawing a central line at the rear of the roadway, then deepening the first row of drill holes to the rear central line to obtain an intersection point, measuring the distance between the working surface and the intersection point, and then repeating the steps to obtain a drill hole design plan;
thirdly, accurately marking the positions of the central line of the roadway and the opening of the face wall in the underground site;
fourthly, taking the central line of the roadway as a conducting wire, calibrating the distance of the intersection point of each row of drill holes and the central line in the design drawing from the head to the rear of the roadway, hanging a vertical line on the top plate of the roadway at each distance point along the center, remembering the row number corresponding to each vertical line, and finishing the preparation work at the earlier stage;
before drilling construction, a horizontal line is pulled from the hole opening position of the hole to a heavy line position corresponding to the rear of the working face, and then the drilling machine is stabilized along the direction from the hole opening position of the drilling hole to the vertical line.
The invention has the beneficial effects that: compared with the prior art, the technical scheme of the invention can quickly determine the drilling direction on site by the intersection point distance between the drilling direction and the central line on the drilling design plan, thereby stabilizing the drilling machine, greatly improving the working efficiency, reducing the investment of personnel and obtaining good use effect.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Example 1: as shown in fig. 1, a construction method for rapidly determining a borehole azimuth comprises the following steps:
firstly, positioning a drilled hole on a plane graph according to requirements when designing the drilled hole;
drawing a central line at the rear of the roadway, then deepening the first row of drill holes to the rear central line to obtain an intersection point, measuring the distance between the working surface and the intersection point, and then repeating the steps to obtain a drill hole design plan;
thirdly, accurately marking the positions of the central line of the roadway and the opening of the face wall in the underground site;
fourthly, taking the central line of the roadway as a conducting wire, calibrating the distance of the intersection point of each row of drill holes and the central line in the design drawing from the head to the rear of the roadway, hanging a vertical line on the top plate of the roadway at each distance point along the center, remembering the row number corresponding to each vertical line, and finishing the preparation work at the earlier stage;
before drilling construction, a horizontal line is pulled from the hole opening position of the hole to a heavy line position corresponding to the rear of the working face, and then the drilling machine is stabilized along the direction from the hole opening position of the drilling hole to the vertical line.
By using the method, the coal uncovering method is used in the multiple coal uncovering processes of sites such as a 226 track goaf in a second mining area, a 216 transportation south goaf in a first mining area, a 216 transportation north goaf in a second mining area, a 216 air return south goaf, a 216 air return inclined roadway and the like, the control range of drilling is basically consistent with the design, and the abnormal phenomenon of gas passing and other gas accidents do not occur in the coal uncovering periods of the sites.
The method is characterized by comprising the following steps:
(1) the measured data must be accurate when designing the drill hole, and errors are forbidden.
(2) In downhole operations, the intersection of a given borehole opening location with the target behind the face is designed to be consistent with the design.
(3) When the drill is stable, the drill is required to be parallel to a corresponding intersection line from the position of the hole to the rear of the head.
(4) The azimuth angle of the drilling hole required to be constructed is marked in the drilling hole design drawing, and the distance from the intersection point of the reverse extension line of each drilling hole azimuth and the central line to the surface wall is marked.
(5) And (3) field implementation: the method comprises the steps of firstly accurately marking the positions of holes drilled on the central line and the face wall of a roadway on the underground site, then using the central line of the roadway as a conducting wire, marking the distance between each row of drilled holes and the intersection point of the central line in a design drawing from the head to the rear of the roadway, hanging vertical lines along the center of a roadway top plate at each distance point, and mainly remembering the row number corresponding to each vertical line. At this time, the preliminary preparation work is finished. Before drilling construction, a horizontal line is pulled to a position of a heavy line corresponding to the rear of the working face from the hole opening position of the changed hole, and then the drilling machine is stabilized along the direction from the hole opening position of the drilled hole to the vertical line.
The present invention is not described in detail, but is known to those skilled in the art. Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (1)
1. A construction method for rapidly determining a drilling azimuth angle is characterized by comprising the following steps: the method comprises the following steps: firstly, positioning a drilled hole on a plane graph according to requirements when designing the drilled hole; drawing a central line at the rear of the roadway, then deepening the first row of drill holes to the rear central line to obtain an intersection point, measuring the distance between the working surface and the intersection point, and then repeating the steps to obtain a drill hole design plan; thirdly, accurately marking the positions of the central line of the roadway and the opening of the face wall in the underground site; fourthly, taking the central line of the roadway as a conducting wire, calibrating the distance of the intersection point of each row of drill holes and the central line in the design drawing from the head to the rear of the roadway, hanging a vertical line on the top plate of the roadway at each distance point along the center, remembering the row number corresponding to each vertical line, and finishing the preparation work at the earlier stage; before drilling construction, a horizontal line is pulled from the hole opening position of the hole to a heavy line position corresponding to the rear of the working face, and then the drilling machine is stabilized along the direction from the hole opening position of the drilling hole to the vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448309.2A CN111594143A (en) | 2020-05-25 | 2020-05-25 | Construction method for rapidly determining drilling azimuth angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448309.2A CN111594143A (en) | 2020-05-25 | 2020-05-25 | Construction method for rapidly determining drilling azimuth angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111594143A true CN111594143A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010448309.2A Pending CN111594143A (en) | 2020-05-25 | 2020-05-25 | Construction method for rapidly determining drilling azimuth angle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677443A (en) * | 2020-06-05 | 2020-09-18 | 中煤华晋集团韩咀煤业有限公司 | Quick positioning method for drilling machine |
| CN112229368A (en) * | 2020-09-25 | 2021-01-15 | 贵州盘江精煤股份有限公司 | Center line positioning device for quickly setting drilling azimuth angle device and use method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004150222A (en) * | 2002-11-01 | 2004-05-27 | Penta Ocean Constr Co Ltd | Underground curved hole drilling device and hole drilling control method using this device |
| US20110100711A1 (en) * | 2008-06-13 | 2011-05-05 | Sandvik Mining And Construction Oy | Method and equipment for displaying drill holes and method for directing drill rod when holes are drilled into rock |
| CN102953679A (en) * | 2011-08-22 | 2013-03-06 | 淮南矿业(集团)有限责任公司 | Borehole design method |
| CN205437265U (en) * | 2016-03-24 | 2016-08-10 | 湖南金海钢结构股份有限公司 | Novel steel pipe post component drilling location device |
| CN206376743U (en) * | 2016-12-08 | 2017-08-04 | 山东科技大学 | A kind of mining drilling positioner |
| US20170314331A1 (en) * | 2014-10-31 | 2017-11-02 | Minnovare Pty Ltd | Apparatus And Method For Orientating, Positioning And Monitoring Drilling Machinery |
| CN107642350A (en) * | 2017-11-14 | 2018-01-30 | 贵州盘江精煤股份有限公司 | A kind of high-precision borehole method |
-
2020
- 2020-05-25 CN CN202010448309.2A patent/CN111594143A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004150222A (en) * | 2002-11-01 | 2004-05-27 | Penta Ocean Constr Co Ltd | Underground curved hole drilling device and hole drilling control method using this device |
| US20110100711A1 (en) * | 2008-06-13 | 2011-05-05 | Sandvik Mining And Construction Oy | Method and equipment for displaying drill holes and method for directing drill rod when holes are drilled into rock |
| CN102953679A (en) * | 2011-08-22 | 2013-03-06 | 淮南矿业(集团)有限责任公司 | Borehole design method |
| US20170314331A1 (en) * | 2014-10-31 | 2017-11-02 | Minnovare Pty Ltd | Apparatus And Method For Orientating, Positioning And Monitoring Drilling Machinery |
| CN205437265U (en) * | 2016-03-24 | 2016-08-10 | 湖南金海钢结构股份有限公司 | Novel steel pipe post component drilling location device |
| CN206376743U (en) * | 2016-12-08 | 2017-08-04 | 山东科技大学 | A kind of mining drilling positioner |
| CN107642350A (en) * | 2017-11-14 | 2018-01-30 | 贵州盘江精煤股份有限公司 | A kind of high-precision borehole method |
Non-Patent Citations (2)
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| 李颖: "基于AutoCAD的矿山辅助绘图软件的二次开发", 《中国优秀硕士学位论文全文数据库（信息科技辑）》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677443A (en) * | 2020-06-05 | 2020-09-18 | 中煤华晋集团韩咀煤业有限公司 | Quick positioning method for drilling machine |
| CN112229368A (en) * | 2020-09-25 | 2021-01-15 | 贵州盘江精煤股份有限公司 | Center line positioning device for quickly setting drilling azimuth angle device and use method |
| CN112229368B (en) * | 2020-09-25 | 2023-11-07 | 贵州盘江精煤股份有限公司 | Center line positioning device for rapidly giving azimuth angle of drilling |
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Application publication date: 20200828 |