CN114737956B - Drilling inclination control and measurement device and method for steel rope impact drilling machine - Google Patents
Drilling inclination control and measurement device and method for steel rope impact drilling machine Download PDFInfo
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- CN114737956B CN114737956B CN202210466597.3A CN202210466597A CN114737956B CN 114737956 B CN114737956 B CN 114737956B CN 202210466597 A CN202210466597 A CN 202210466597A CN 114737956 B CN114737956 B CN 114737956B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B47/0236—Determining slope or direction of the borehole, e.g. using geomagnetism using a pendulum
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B7/10—Correction of deflected boreholes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses a drilling inclination control and measurement device and method of a steel rope impact type drilling machine, wherein the drilling inclination control and measurement device comprises an inclination control ring and a measurement disc, the annular section of the inclination control ring is horizontally arranged, the axis of a steel rope vertically passes through the center of the annular section of the inclination control ring, and when the steel rope contacts the inclination control ring, the inclination of the steel rope is the maximum inclination required by construction; the measuring disc is arranged in the tilt control ring, and the steel rope is arranged in the measuring part of the measuring disc. Firstly, a limiting space for limiting the inclination of the steel rope is formed through the inclination control ring, so that the inclination of the steel rope is ensured not to exceed the maximum inclination required by construction, and the inclination of the drilling hole is controlled; secondly, when the inclination is controlled, the inclination amount of the steel rope is measured in real time through a measuring disc arranged in the inclination control ring, and then the inclination of the drilling hole is obtained through the inclination amount calculation, so that the drilling machine can be adjusted and corrected in time.
Description
Technical Field
The invention relates to the technical field of drilling construction equipment, in particular to a drilling inclination control and measurement device and method of a steel rope impact type drilling machine.
Background
In geotechnical engineering, the impact drill is a common hole forming device, is widely applied to underground engineering construction of pile foundations, impervious walls, underground continuous walls and the like, and has the advantages of wide application range, low construction cost and the like. The percussion drill utilizes the main rod to connect the wire rope and connect the percussion drill bit down to impact the pore-forming, need measure drilling gradient in the work progress to prevent drilling gradient and surpass the designing requirement. However, as the depth of the hole is increased, the inclination of the impact hole is not easy to control, and meanwhile, the measurement is not easy in the construction process.
The current method for measuring the inclination of the drilling hole is to use a theodolite to center a drill rod or a steel wire rope for percussion drilling on a drilling machine, and then rotate a lens of the theodolite up and down to compare the upper and lower relative positions, so as to determine the inclination of the drilling hole. Because the method needs to put the lens for many times, and the theodolite lens needs to rotate up and down each time to carry out numerical comparison on the upper position and the lower position to obtain the inclination of the measuring position, objective factors possibly cause large measuring errors, and the operation is time-consuming and labor-consuming and inconvenient, so that the construction progress is delayed.
Therefore, how to control the inclination of the impact hole and how to conveniently measure the inclination becomes a problem to be solved in the drilling construction of the impact drilling machine at present.
The prior art comprises the following steps:
1. a device for measuring the inclination of a pile hole of a bored pile, which is made of gully jade, 201020134846.X. The device adopts the measuring board to directly contact with the drilling rod of the drilling machine or the steel wire rope of the percussion drill, although partial errors can be reduced, the device needs to measure the board and rotate at least 180 degrees along the drilling rod or the steel wire rope in the measuring process, the inclination of the drilling hole can be obtained only by observing the maximum reading of the corresponding scale mark of the hanging wire of the drop ball, the operation process is troublesome, the reading of the mark has certain randomness, the accurate and vertical reading is difficult to obtain in time, and larger errors possibly occur.
2. Li Hongquan method for monitoring inclination of bored pile [ J ]. Traffic world, 2017, 34:138-139. The monitoring device is 3 meters high and large in size, the detector can be placed into the hole to be detected only by lifting in the measuring process, so that the drill bit is required to be moved to the outside before measurement, and the operation process is troublesome. The position of the lifting point needs to be accurately determined when the detector is used, the displacement is not allowed during the hole inspection, and the operation precision is extremely high and difficult to ensure. In addition, the detector in the hole needs to fall down by its own weight to see if it can fall to the bottom of the hole. If the requirements are not met, hole cleaning work needs to be carried out again, the detection process is complex, labor and effort are wasted, and the hole wall is easily damaged.
Disclosure of Invention
The invention aims to provide a drilling inclination control and measurement device and method for a steel rope impact drilling machine, which can realize the control of the maximum inclination of a drilling hole, and can simply and conveniently finish the measurement of the inclination of the drilling hole so as to adjust and correct the inclination in time.
The invention is realized by the following technical scheme:
the drilling inclination control and measurement device of the steel rope impact type drilling machine comprises an inclination control ring and a measurement disc, wherein the annular section of the inclination control ring is horizontally arranged, the axis of a steel rope vertically passes through the center of the annular section of the inclination control ring, and when the steel rope contacts the inclination control ring, the inclination of the steel rope is the maximum inclination required by construction;
the measuring disc is arranged in the tilt control ring, and the steel rope is arranged in the measuring part of the measuring disc. In order to solve the technical problems and realize the corresponding technical effects, the drilling inclination control and measurement device for the steel rope impact drilling machine provided by the invention firstly forms a limiting space for limiting the inclination of the steel rope through the inclination control ring, ensures that the inclination of the steel rope does not exceed the maximum inclination required by construction, and further realizes the control of the drilling inclination; secondly, when the inclination is controlled, the inclination amount of the steel rope is measured in real time through a measuring disc arranged in the inclination control ring, and then the inclination of the drilling hole is obtained through the inclination amount calculation, so that the drilling machine can be adjusted and corrected in time.
The technical scheme is as follows:
the tilt control ring is of a circular ring structure, and the tilt control ring and the drilling hole are coaxially arranged.
Further: the diameter of the measuring disc is equal to the inner diameter of the tilt control ring;
further: when the measuring disc is arranged in the tilt control ring, the measuring disc can rotate around the central axis of the measuring disc;
further: the measuring disc is detachably connected with the tilt control ring.
Further: the measuring disc is provided with a measuring groove, one end of the measuring groove is positioned at the center of the measuring disc, and the other end of the measuring groove extends to the edge of the measuring disc;
further: the width of the measuring groove is matched with the size of the steel rope, and the steel rope can slide in the measuring groove.
Further: and a circle center distance mark is arranged along the opening direction of the measuring groove.
Further: the tilt control ring is rotationally connected with the frame through a connecting component, and the connecting component can rotate in a horizontal plane.
Further: the connecting assembly comprises a connecting steel pipe, a threaded sleeve and a horizontal rotating wheel, and the threaded sleeve is horizontally and rotatably connected with the frame through the horizontal rotating wheel;
further: one end of the connecting steel pipe is provided with threads and is matched with the threaded sleeve, and the other end of the connecting steel pipe is connected with the inclined control ring.
Further: the inclined control ring comprises a semicircular ring a and a semicircular ring b, and one ends of the semicircular ring a and the semicircular ring b are rotationally connected with the connecting steel pipe;
further: the other ends of the semicircular ring a and the semicircular ring b are locked through a buckle lock, and a closed tilt control ring is formed after the semicircular ring a and the semicircular ring b are locked.
The gradient control method adopting the gradient control and measuring device comprises the following steps:
firstly, finishing the arrangement of a steel rope impact drill, wherein the axes of the steel rope and the impact drill are vertically downward and are collinear with the axis of the drill hole;
then, setting an inclination control ring, wherein a semicircular ring a and a semicircular ring b of the inclination control ring are in an open state, and the center position of the inclination control ring is adjusted through a threaded sleeve and a connecting steel pipe to ensure that the axis of a steel rope passes through the center of the inclination control ring;
finally, the inclination of the drilling machine is controlled, when the axis of the steel rope passes through the center of the inclination control ring, the inclination control ring forms a closed annular structure through the snap lock, and the steel rope is limited in the closed annular structure to control the inclination of the drilling machine.
An inclination measuring method based on the inclination control method comprises the following steps:
when the inclination control ring is used for controlling the inclination, the measuring disc is installed in the inclination control ring, the steel rope is positioned in the measuring groove of the measuring disc, the steel rope inclines to drive the measuring disc to rotate in the inclination control ring, and meanwhile the steel rope can slide in the measuring groove;
reading the inclination offset distance d of the steel rope at the inclination control ring through the circle center distance mark 1 ；
And correcting the deviation in time according to the zeta value through the calculated vertical inclination zeta of the drilling hole.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the drilling inclination control and measurement device and method for the steel rope impact type drilling machine, firstly, a limiting space for limiting the inclination of the steel rope is formed through the inclination control ring, so that the inclination of the steel rope cannot exceed the maximum inclination required by construction, and the inclination control of the drilling is realized; secondly, when the inclination is controlled, the inclination amount of the steel rope is measured in real time through a measuring disc arranged in the inclination control ring, and then the inclination of the drilling hole is obtained through the calculation of the inclination amount, so that the drilling machine can be adjusted and corrected in time;
2. the device and the method for controlling and measuring the drilling inclination of the steel rope impact drilling machine are simple in structure, simple in operation for controlling and measuring the inclination, and capable of simply and conveniently controlling and measuring the drilling inclination;
3. according to the drilling inclination control and measurement device and method for the steel rope impact type drilling machine, the extending length of the inclination control ring can be adjusted through connecting the steel pipe and the threaded sleeve, and the steel rope is effectively ensured to pass through the right center of the inclination control ring.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are needed in the examples will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and that other related drawings may be obtained from these drawings without inventive effort for a person skilled in the art. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the tilt control ring and the connecting assembly of the present invention;
FIG. 3 is a schematic view of the closed structure of the tilt control ring of the present invention;
FIG. 4 is a schematic view of the opening structure of the tilt control ring of the present invention;
FIG. 5 is a schematic view of the structure of the measuring disc of the present invention;
fig. 6 is a schematic diagram of the corresponding data in example 3.
In the drawings, the reference numerals and corresponding part names:
the device comprises a 1-tilt control ring, a 2-measuring disc, a 3-steel rope, a 4-connecting component, a 5-frame, a 6-percussion drill, a 11-semicircle ring a, a 12-semicircle ring b, a 13-snap lock, a 21-measuring groove, a 41-connecting steel pipe, a 42-threaded sleeve and a 43-horizontal rotating wheel.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: no such specific details are necessary to practice the invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail in order not to obscure the invention.
Throughout the specification, references to "one embodiment," "an embodiment," "one example," or "an example" mean: a particular feature, structure, or characteristic described in connection with the embodiment or example is included within at least one embodiment of the invention. Thus, the appearances of the phrases "in one embodiment," "in an example," or "in an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Moreover, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and that the illustrations are not necessarily drawn to scale. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1-5, the drilling inclination control and measurement device of the steel rope impact type drilling machine comprises an inclination control ring 1 and a measurement disc 2, wherein the annular section of the inclination control ring 1 is horizontally arranged, the axis of a steel rope 3 vertically passes through the center of the annular section of the inclination control ring 1, and when the steel rope 3 contacts the inclination control ring 1, the inclination of the steel rope 3 is the maximum inclination required by construction; in this embodiment, the inclination of the steel rope 3 is controlled by controlling the inclination ring 1 to form a limit control, so that the inclination of the steel rope 3 is ensured to be within the construction requirement range, and the inclination of the drilling is ensured not to exceed the maximum inclination required by the construction, thereby ensuring the requirement of drilling construction on the inclination of the drilling. The diameter of the inclination control ring 1 is determined by the construction requirement maximum inclination and other relevant construction dimensions, and the diameter of the inclination control ring 1 can be adjusted according to different construction requirements so as to meet the control requirement on the inclination of a drilling hole.
The measuring disc 2 is arranged in the tilt control ring 1, and the steel rope 3 is arranged in the measuring part of the measuring disc 2. In this embodiment, the measuring disc 2 that the accessible set up in accuse inclined ring 1 is simple and convenient measures the gradient of steel cable 3, and then the gradient condition of reaction department drilling to in time adjust the correction to drilling construction, ensure that drilling construction is accurate effectual going on.
The tilt control ring 1 is of a circular ring structure, and the tilt control ring 1 and the drill hole are coaxially arranged. In this embodiment, the tilt control ring 1 adopts a circular ring structure, so that the deflection of the steel rope 3 in all directions can be ensured to be equally limited by the tilt control ring 1, and the limitation of the tilt control ring 1 on the steel rope 3 in all directions is ensured to be identical; and in order to ensure the accuracy of measuring the inclination of the drilling hole, the central shaft of the inclination control ring 1 is required to be coaxially arranged with the central shaft of the drilling hole when the inclination control ring 1 is arranged, and at the moment, the inclination control ring 1, the steel rope 3, the percussion drill 6 and the central shaft of the drilling hole can be positioned on the same vertical central shaft, so that the measured inclination of the drilling hole is more accurate.
The diameter of the measuring disc 2 is equal to the inner diameter of the tilt control ring 1; in this embodiment, the measuring disc 2 is not only dimensioned such that it can be effectively arranged in the tilt control ring 1, but also such that the inclination measurement of the steel cord 3 is achieved in the inclination control range of the tilt control ring 1.
The measuring disc 2 is detachably connected with the tilt control ring 1; in this embodiment, in order to avoid the damage of the measuring disc 2 caused by the vibration of the steel rope 3 during the drilling construction, the measuring disc 2 may be detached during the drilling construction, and when the inclination of the steel rope 3 needs to be measured, the measuring disc 2 is only required to be mounted in the inclination control ring 1 to measure the offset distance of the steel rope 3 at this time, and then the inclination of the drilling is obtained by calculation, so as to adjust and correct the deviation in time.
When the measuring disc 2 is arranged in the tilt control ring 1, the measuring disc 2 can rotate around the central axis thereof. Because the deviation direction of the drilling machine is uncontrollable when drilling, the drilling machine may deviate towards any direction, the measuring disc 2 in the embodiment can rotate around the central shaft of the drilling machine in the tilt control ring 1, so that the measurement effect on the inclination of the steel rope 3 is met, and the measurement on the inclination of the drilling is conveniently realized.
The measuring disc 2 is provided with a measuring groove 21, one end of the measuring groove 21 is positioned at the center of the measuring disc 2, and the other end of the measuring groove 21 extends to the edge of the measuring disc 2; the width of the measuring groove 21 is adapted to the size of the steel cord 3, and the steel cord 3 can slide in the measuring groove 21. A circle center distance mark is arranged along the opening direction of the measuring groove 21. In this embodiment, the measuring groove 21 is provided to ensure that the steel rope 3 slides along the measuring groove 21 when tilting occurs, so that the offset distance of the steel rope 3 can be conveniently and accurately obtained through the circle center distance mark; meanwhile, when the inclination direction of the steel rope 3 is changed, the measuring disc 2 can be driven to rotate in the inclination control ring 1, so that the measuring groove 21 can be ensured to be capable of effectively measuring the inclination of the steel rope 3.
The tilt control ring 1 is rotatably connected with the frame 5 through a connecting component 4, and the connecting component 4 can rotate in a horizontal plane. In this embodiment, can set up accuse inclined ring 1 directly over the drilling through coupling assembling 4, can avoid traditional measuring tool to the influence of drilling construction, simultaneously, coupling assembling 4 rotate connect with frame 5 can be when strike the logging in and go out the well and adjust and rectify, make accuse inclined ring 1 leave directly over the drilling through rotating coupling assembling 4, avoid it to cause the influence to above-mentioned work.
The connecting assembly 4 comprises a connecting steel pipe 41, a threaded sleeve 42 and a horizontal rotating wheel 43, and the threaded sleeve 42 is horizontally and rotatably connected with the frame 5 through the horizontal rotating wheel 43; in this embodiment, the horizontal rotating wheel 43 has a self-locking capability, and can be locked when the horizontal rotating wheel is located right above the borehole, so that the time-controlled inclined ring 1 can be guaranteed to be always located right above the borehole, and in order to avoid damage to the inclined control ring 1 or the connecting component 4 caused by contact of the steel rope 3 with the inclined control ring 1 after deflection, the inclination measurement is usually required when the steel rope 3 is not in contact with the inclined control ring 1, and the adjustment and deviation rectification work is completed in time.
One end of the connecting steel pipe 41 is provided with threads and is matched with the threaded sleeve 42, and the other end of the connecting steel pipe 41 is connected with the tilt control ring 1. In this embodiment, in order to ensure that the axis of the tilt control ring 1 is collinear with the drilling axis, the extension length of the tilt control ring 1 may be adjusted by a threaded connection structure between the connecting steel pipe 41 and the threaded sleeve 42.
The tilt control ring 1 comprises a semicircular ring a11 and a semicircular ring b12, and one ends of the semicircular ring a11 and the semicircular ring b12 are rotationally connected with the connecting steel pipe 41; the other ends of the semicircular ring a11 and the semicircular ring b12 are locked through the snap locks 13, and the semicircular ring a11 and the semicircular ring b12 are locked to form a closed tilt control ring 1. Further in order to avoid the influence of the control inclined ring 1 on the impact drilling-in and well-out and deviation correcting work, in this embodiment, the control inclined ring 1 is divided into two parts of a semicircular ring a11 and a semicircular ring b12, when the impact drilling-in and well-out and deviation correcting work is carried out, the snap lock 13 is opened and the semicircular ring a11 and the semicircular ring b12 are rotated, so that the control inclined ring 1 avoids the steel rope 3, and then the control inclined ring 1 is taken away from the upper part of the drilling well through the connecting component 4, and at the moment, the influence of the setting of the control inclined ring 1 on the impact drilling-in and well-out and deviation correcting work can be effectively avoided.
Example 2
The present embodiment provides an inclination control method on the basis of embodiment 1.
The gradient control method adopting the gradient control and measuring device comprises the following steps:
firstly, the arrangement of the steel rope impact drill is completed, and at the moment, the axes of the steel rope 3 and the impact drill 6 are vertically downward and are collinear with the axis of the drill hole;
then, setting the tilt control ring 1, wherein the semicircular ring a11 and the semicircular ring b12 of the tilt control ring 1 are in an open state, and the center position of the tilt control ring 1 is adjusted through the threaded sleeve 42 and the connecting steel pipe 41 to ensure that the axis of the steel rope 3 passes through the center of the tilt control ring 1;
finally, the inclination control of the drilling machine is completed, when the axis of the steel rope 3 passes through the center of the inclination control ring 1, the inclination control ring 1 forms a closed annular structure through the snap lock 13, and the steel rope 3 is limited in the closed annular structure to control the inclination of the drilling machine.
Example 3
The present embodiment provides an inclination measuring method based on embodiment 2
An inclination measuring method based on the inclination control method comprises the following steps:
when the tilt control ring 1 finishes the inclination control, the measuring disc 2 is installed in the tilt control ring 1, the steel rope 3 is positioned in a measuring groove of the measuring disc 2, the steel rope 3 can incline to drive the measuring disc 2 to rotate in the tilt control ring 1, and meanwhile, the steel rope 3 can slide in the measuring groove;
reading the inclination offset distance d of the steel rope 3 at the inclination control ring 1 by the circle center distance mark 1 ；
And correcting the deviation in time according to the zeta value through the calculated vertical inclination zeta of the drilling hole.
As shown in fig. 6, the following data are also used in the calculation: vertical height H from center of oblique ring to top of steel rope 1 The method comprises the steps of carrying out a first treatment on the surface of the Height h from circle center of tilt ring to ground 1 The method comprises the steps of carrying out a first treatment on the surface of the The total length L of the bottom of the drilling hole and the top end of the steel rope;
according to the geometrical relationship, the inclination ζ of the borehole is calculated by the following formula:
d 1 /d 2 =sqrt(H 1 2 +d 1 2 )/L （1）
d 2 =d 1 ×L/ sqrt(H 1 2 +d 1 2 ) （2）
H 1 +H 2 = sqrt(L 2 -d 2 2 ) （3）
H 2 = sqrt(L 2 -d 2 2 )-H 1 （4）
H 2 = sqrt(L 2 - d 1 2 ×L 2 / (H 1 2 +d 1 2 ))-H 1 （5）
h 2 =H 2 -h 1 （6）
ζ= d 2 / H 2 ×100% （7）
ζ= d 1 ×L/ (sqrt(H 1 2 +d 1 2 ) ×(sqrt(L 2 - d 1 2 ×L 2 / (H 1 2 +d 1 2 ))-H 1 -h 1 )) ×100% （8）
as shown in fig. 6, wherein the data further includes: vertical height H from center of tilt ring to bottom of drill hole 2 The method comprises the steps of carrying out a first treatment on the surface of the Drilling depth h from the bottom of the borehole to the ground 2 The method comprises the steps of carrying out a first treatment on the surface of the Distance d of inclination offset of the borehole bottom from the design bottom center 2 。
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The drilling inclination control and measurement device of the steel rope impact drilling machine is characterized by comprising an inclination control ring (1) and a measurement disc (2), wherein the annular section of the inclination control ring (1) is horizontally arranged, the axis of a steel rope (3) vertically passes through the center of the annular section of the inclination control ring (1), and when the steel rope (3) contacts the inclination control ring (1), the inclination of the steel rope (3) is the maximum inclination required by construction;
the measuring disc (2) is arranged in the tilt control ring (1), and the steel rope (3) is arranged in a measuring part of the measuring disc (2);
the inclination control ring (1) is of a circular ring structure, and the inclination control ring (1) and the drilling hole are coaxially arranged;
the diameter of the measuring disc (2) is equal to the inner diameter of the tilt control ring (1);
when the measuring disc (2) is arranged in the tilt control ring (1), the measuring disc (2) can rotate around the central axis of the measuring disc;
the measuring disc (2) is detachably connected with the tilt control ring (1);
a measuring groove (21) is formed in the measuring disc (2), one end of the measuring groove (21) is located at the center of the measuring disc (2), and the other end of the measuring groove (21) extends to the edge of the measuring disc (2);
the width of the measuring groove (21) is matched with the size of the steel rope (3), and the steel rope (3) can slide in the measuring groove (21);
a circle center distance mark is arranged along the opening direction of the measuring groove (21).
2. A drilling inclination control and measuring device for a steel rope percussion drill according to claim 1, characterized in that the inclination control ring (1) is rotatably connected to the frame (5) by means of a connecting assembly (4), and that the connecting assembly (4) is rotatable in a horizontal plane.
3. A steel cord percussion drill drilling inclination control and measurement device according to claim 2, characterized in that the connection assembly (4) comprises a connection steel tube (41), a threaded sleeve (42) and a horizontal swivel wheel (43), the threaded sleeve (42) being in horizontal swivel connection with the frame (5) by means of the horizontal swivel wheel (43);
one end of the connecting steel pipe (41) is provided with threads and is matched with the threaded sleeve (42), and the other end of the connecting steel pipe (41) is connected with the tilt control ring (1).
4. A drilling inclination control and measurement device of a steel rope impact drilling machine according to claim 3, characterized in that the inclination control ring (1) comprises a semicircular ring a (11) and a semicircular ring b (12), and one end of each semicircular ring a (11) and one end of each semicircular ring b (12) are rotatably connected with the connecting steel pipe (41);
the other ends of the semicircular ring a (11) and the semicircular ring b (12) are locked through the snap lock (13), and the semicircular ring a (11) and the semicircular ring b (12) are locked to form a closed tilt control ring (1).
5. The inclination control method using the inclination control and measurement apparatus according to any one of claims 1 to 4, characterized in that the inclination control method is as follows:
firstly, completing the arrangement of a steel rope impact drill, wherein the axes of the steel rope (3) and the impact drill (6) are vertical downwards and are collinear with the axis of the drill hole;
then, setting the tilt control ring (1), wherein the semicircular ring a (11) and the semicircular ring b (12) of the tilt control ring (1) are in an open state, and the center position of the tilt control ring (1) is adjusted through the threaded sleeve (42) and the connecting steel pipe (41) so as to ensure that the axis of the steel rope (3) passes through the center of the tilt control ring (1);
finally, the inclination control of the drilling machine is completed, when the axis of the steel rope (3) passes through the center of the inclination control ring (1), the inclination control ring (1) forms a closed annular structure through a snap lock (13), and the steel rope (3) is limited in the closed annular structure to control the inclination of the drilling machine;
the inclination measuring method comprises the following steps:
when the inclination control ring (1) is used for completing the inclination control, the measuring disc (2) is installed in the inclination control ring (1), the steel rope (3) is positioned in the measuring groove of the measuring disc (2), the steel rope (3) can incline to drive the measuring disc (2) to rotate in the inclination control ring (1), and meanwhile, the steel rope (3) can slide in the measuring groove;
reading the inclination offset distance d of the steel rope (3) at the inclination control ring (1) through the circle center distance mark 1 ；
And correcting the deviation in time according to the zeta value through the calculated vertical inclination zeta of the drilling hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466597.3A CN114737956B (en) | 2022-04-29 | 2022-04-29 | Drilling inclination control and measurement device and method for steel rope impact drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466597.3A CN114737956B (en) | 2022-04-29 | 2022-04-29 | Drilling inclination control and measurement device and method for steel rope impact drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114737956A CN114737956A (en) | 2022-07-12 |
| CN114737956B true CN114737956B (en) | 2023-05-26 |
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