CN110905408B - Coal mine underground drilling machine hole opening orientation equipment and method - Google Patents
Coal mine underground drilling machine hole opening orientation equipment and method Download PDFInfo
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- CN110905408B CN110905408B CN201911202465.4A CN201911202465A CN110905408B CN 110905408 B CN110905408 B CN 110905408B CN 201911202465 A CN201911202465 A CN 201911202465A CN 110905408 B CN110905408 B CN 110905408B
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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
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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
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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Abstract
The embodiment of the invention discloses a coal mine underground drilling machine hole opening orientation device which comprises a shell, and a power supply unit, a measurement unit, a calibration unit, a display and control unit and a processing unit which are arranged on the shell, wherein the measurement unit, the calibration unit, the display and control unit and the processing unit are connected and are electrically connected with a power supply module; the power supply unit provides power to the measurement unit, the calibration unit, the display and control unit and the processing unit. The embodiment of the invention provides a hole opening orientation device and method for a coal mine underground drilling machine, and aims to solve the problems of complex operation, low hole opening precision, high cost of a self-north-seeking gyro measurement method and long measurement waiting time caused by a wire hanging method or a self-north-seeking gyro measurement method in the prior art.
Description
Technical Field
The embodiment of the invention relates to the technical field of drilling machine hole opening orientation, in particular to a coal mine underground drilling machine hole opening orientation device and method.
Background
In the prior art, before drilling, holes such as gas extraction holes, water prevention holes and the like in a coal mine need to be drilled and oriented by a drilling machine, and two methods are generally adopted, namely a wire suspension method and a self-north-seeking gyro measurement method. The method is characterized in that the method for measuring the inclination angle and the azimuth angle of the drill hole of the drilling machine by adopting a mode of comparing reference suspension wires through a known roadway azimuth angle is very complicated to operate, and the accuracy of the hole opening is low; the self-north-seeking gyro measurement method uses a self-north-seeking gyro to be installed on a drilling machine to realize measurement of the inclination angle and the azimuth angle of the drilling machine hole.
In order to solve the problems of complex operation, low hole opening precision, high cost of a self-north-seeking gyro measurement method and long measurement waiting time of the prior art, an apparatus and a method are needed to be designed to solve the problems.
Disclosure of Invention
Therefore, the embodiment of the invention provides a hole opening orientation device and method for a coal mine underground drilling machine, and aims to solve the problems of complex operation, low hole opening precision, high cost of a self-north-seeking gyro measurement method and long measurement waiting time caused by a wire hanging method or a self-north-seeking gyro measurement method in the prior art.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
the embodiment of the invention discloses a hole opening orientation method of a hole opening orientation device of a coal mine underground drilling machine, which comprises a shell, and a power supply unit, a measurement unit, a calibration unit, a display and control unit and a processing unit which are arranged on the shell, wherein the measurement unit, the calibration unit, the display and control unit and the processing unit are all electrically connected with the power supply unit;
the power supply unit provides power for the measurement unit, the calibration unit, the display and control unit and the processing unit;
the measuring unit measures the inclination angle and the azimuth angle of the drill rod;
the calibration unit calibrates the opening direction of the instrument and determines the direction of the three-axis gyro sensor;
the display and control unit can display the information of the inclination angle and the azimuth angle, display the information of the calibration process and the adjustment angle, and then carry out various operations and controls of measurement and calibration;
the processing unit processes and analyzes the measured data, transmits the data to the display and control unit for display, and receives various operation and control commands sent by the display and control unit.
Furthermore, the power supply unit is a rechargeable lithium battery, a rechargeable nickel-hydrogen battery or a dry battery, and is sealed in the shell in an adhesive manner.
Further, the measuring unit includes triaxial acceleration sensor, triaxial magnetic sensor and triaxial gyroscope sensor, triaxial acceleration sensor triaxial magnetic sensor with triaxial gyroscope sensor all with the power supply unit with the processing unit electricity is connected, and install in inside the casing.
Further, the calibration unit selects a geomagnetic calibration system, and the geomagnetic calibration system is arranged in the processing unit.
Furthermore, the display and control unit comprises a display screen and a control key which are arranged on the surface of the shell, and the display screen and the control key are electrically connected with the power supply unit and the processing unit.
Furthermore, the processing unit selects a central processing unit, and the central processing unit is electrically connected with the power supply unit, the measuring unit, the calibrating unit, the display unit and the control unit.
Furthermore, a V-shaped groove is formed in the shell, the shell is installed on the drill rod through the V-shaped groove, the shell is made of copper alloy or stainless steel, and the shell is of an integral structure or a detachable structure.
The method comprises the following steps:
s1, placing in a non-magnetic environment: placing the coal mine underground drilling machine hole opening orientation equipment in a nonmagnetic environment, starting the equipment to enable the equipment to work, starting a sensor to work, and displaying an inclination angle, a coordinate azimuth angle and a gyro azimuth angle on the equipment;
s2, calibrating the three-axis gyro sensor: calibrating the three-axis gyro sensor, and when the values of the gyro azimuth angle and the coordinate azimuth angle are equal, successfully calibrating the gyro azimuth angle;
s3, fixing equipment: stably taking the hole opening directional equipment of the underground coal mine drilling machine to a drilling machine and installing the hole opening directional equipment on a drill rod of the drilling machine;
s4, adjusting the azimuth angle and the inclination angle of the opening: adjusting the drilling machine hole opening azimuth according to the design azimuth, wherein the display data of the coal mine underground drilling machine hole opening orientation equipment is the hole opening azimuth; then adjusting the hole opening inclination angle according to the design inclination angle, wherein the display data of the hole opening orientation equipment of the underground coal mine drilling machine is the hole opening inclination angle;
s5, starting a drilling machine to complete hole opening orientation: and taking the hole opening orientation equipment of the underground coal mine drilling machine down from the drill rod, and starting the drilling machine to work to finish hole opening orientation.
Further, in S3, a coal mine downhole drilling machine hole orientation device is mounted on the drill rod through a V-groove of the housing.
Further, in S3, after the hole drilling orientation device of the coal mine underground drilling machine is installed on the drill rod, it is necessary to ensure that the direction of the hole drilling orientation device of the coal mine underground drilling machine is horizontal to the hole drilling direction.
The embodiment of the invention has the following advantages:
1. the coal mine underground drilling machine hole opening orientation equipment and the method disclosed by the specific embodiment of the invention have the advantages that the structure of the device is simple, the operation steps are convenient, and the accuracy is high;
2. the shell of the hole opening orientation equipment of the coal mine underground drilling machine disclosed by the specific embodiment of the invention is arranged on a drill rod by adopting a V-shaped groove, and the V-shaped groove can be suitable for drill rods with different diameters;
3. the mobile power supply is installed in the coal mine underground drilling machine hole opening orientation equipment disclosed by the specific embodiment of the invention, a wire is not needed to be connected with the power supply, and the application range is wider.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
FIG. 1 is a schematic diagram of a principle of a hole drilling orientation device of a coal mine underground drilling machine provided by an embodiment of the invention;
fig. 2 is a flowchart of a method for orienting a hole of a coal mine underground drilling machine according to an embodiment of the present invention.
In the figure: 1. a power supply unit; 2. a measuring unit; 3. a calibration unit; 4. a display and control unit; 5. a processing unit; 6. a housing.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present patent application, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings for the convenience of describing the present patent application and for the simplicity of description, and that these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation without being described to the contrary, and therefore, should not be considered as limiting the scope of the present patent application.
The invention discloses a hole opening orientation device of a coal mine underground drilling machine, which comprises a shell 6, and a power supply unit 1, a measurement unit 1, a calibration unit 3, a display and control unit 4 and a processing unit 5 which are arranged on the shell 6, wherein the measurement unit 1, the calibration unit 3, the display and control unit 4 and the processing unit 5 are connected and are electrically connected with the power supply unit. The power supply unit 1 supplies power to the measurement unit 1, the calibration unit 3, the display and control unit 4 and the processing unit 5; the measuring unit 1 measures the inclination angle and the azimuth angle of the drill rod; the calibration unit 3 calibrates the opening direction of the instrument and determines the direction of the three-axis gyro sensor; the display and control unit 4 can display the information of the inclination angle and the azimuth angle, display the information of the calibration process and the adjustment angle, and then carry out various operations and controls of measurement and calibration; the processing unit 5 processes and analyzes the measured data, transmits the processed and analyzed data to the display and control unit 4 for display, and receives various adjustment and control commands sent by the display and control unit 4.
The power supply unit 1 is a rechargeable lithium battery, a rechargeable nickel-metal hydride battery or a dry battery, and is sealed in the shell 6 by glue to provide power for the hole opening and orienting equipment of the underground coal mine drilling machine. The processing unit 5 selects a low-power consumption Central Processing Unit (CPU), and the CPU is electrically connected with the power supply unit, the measuring unit 1, the calibrating unit 3 and the display and control unit 4.
The measuring unit 1 comprises a triaxial acceleration sensor, a triaxial magnetic sensor and a triaxial gyro sensor, and the triaxial acceleration sensor, the triaxial magnetic sensor and the triaxial gyro sensor are all electrically connected with the power supply unit 1 and the processing unit 5 and are all installed inside the shell 6.
The calibration unit 3 includes a geomagnetic calibration system and a coordinate calibration system, and both are used for north calibration of the gyro sensor. The geomagnetic calibration system and the coordinate calibration system are both arranged in the CPU and run in the CPU.
The display and control unit 4 comprises a display screen and a control key which are arranged on the surface of the shell 6, and the display screen can display the dip angle and azimuth angle information, and display the calibration process and the adjustment angle information; the control keys comprise a power supply key, a determination key and an up-down selection key, and various operations and controls of measurement and calibration are completed; the display screen and the control keys are electrically connected with the power supply unit 1 and the processing unit 5.
A V-shaped groove is formed in the shell 6, the shell 6 is arranged on the drill rod through the V-shaped groove, and the V-shaped groove can be used for installing drill rods with different diameters. The shell 6 is made of copper alloy or stainless steel, and the structure of the shell 6 is an integral structure or a detachable structure.
As shown in figure 2, the invention discloses a method for orienting an open hole of a coal mine underground drilling machine, which comprises the following steps of placing in a magnetic environment, calibrating a gyroscope, fixing an open hole orientation instrument, adjusting an open hole azimuth angle and an open hole inclination angle, and starting the drilling machine to complete open hole orientation:
s1, placing the coal mine underground drilling machine hole opening orientation equipment in a nonmagnetic environment, starting an instrument to work, selecting a geomagnetic calibration system, starting a gyro sensor to work, and displaying an inclination angle, a coordinate azimuth angle and a gyro azimuth angle on the instrument;
s2, calibrating the gyro sensor, and when the values of the gyro azimuth angle and the coordinate azimuth angle are equal, successfully calibrating the gyro azimuth angle;
s3, stably taking the hole opening orientation equipment of the underground coal mine drilling machine to the drilling machine and installing the hole opening orientation equipment on a drill rod of the drilling machine;
s4, adjusting the drilling machine hole-opening azimuth angle according to the design azimuth, wherein the display data of the coal mine underground drilling machine hole-opening orientation equipment is the hole-opening azimuth angle; then adjusting the hole opening inclination angle according to the design inclination angle, wherein the display data of the hole opening orientation equipment of the underground coal mine drilling machine is the hole opening inclination angle;
and S5, taking down the hole opening orientation equipment of the underground coal mine drilling machine from the drill rod, and starting the drilling machine to work to finish hole opening orientation.
In S3, the hole drilling orientation equipment of the underground coal mine drilling machine is installed on the drill rod through a V-shaped groove of the shell 6; after the drilling directional equipment of the coal mine underground drilling machine is provided with the drill rod, the direction of the drilling directional equipment of the coal mine underground drilling machine needs to be ensured to be horizontal to the drilling direction.
According to the specific embodiment of the invention, the hole opening orientation equipment of the underground coal mine drilling machine is combined with the corresponding positioning method, so that the hole opening orientation can be carried out more quickly and accurately, and the cost is low.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements may be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (1)
1. A hole opening orientation method of hole opening orientation equipment of a coal mine underground drilling machine comprises a shell, and a power supply unit, a measurement unit, a calibration unit, a display and control unit and a processing unit which are arranged on the shell, wherein the measurement unit, the calibration unit, the display and control unit and the processing unit are all electrically connected with the power supply unit; the power supply unit provides power for the measurement unit, the calibration unit, the display and control unit and the processing unit; the measuring unit measures the inclination angle and the azimuth angle of the drill rod; the calibration unit calibrates the opening direction of the instrument and determines the direction of the three-axis gyro sensor; the display and control unit displays the information of the inclination angle and the azimuth angle, displays the information of the calibration process and the adjustment angle, and then carries out various operations and controls of measurement and calibration; the processing unit processes, analyzes and transmits the measured data to the display and control unit for displaying, and receives various operation and control commands sent by the display and control unit; the power supply unit is a rechargeable lithium battery, a rechargeable nickel-hydrogen battery or a dry battery, and is sealed in the shell; the calibration unit selects a geomagnetic calibration system, and the geomagnetic calibration system is arranged in the processing unit; the drill rod is characterized in that a V-shaped groove is formed in the shell, the shell is mounted on the drill rod through the V-shaped groove, the shell is made of copper alloy or stainless steel, and the shell is of an integral structure or a split structure; the measuring unit comprises a three-axis acceleration sensor, a three-axis magnetic sensor and a three-axis gyro sensor, and the three-axis acceleration sensor, the three-axis magnetic sensor and the three-axis gyro sensor are all electrically connected with the power supply unit and the processing unit and are arranged in the shell; the display and control unit comprises a display screen and a control key which are arranged on the surface of the shell, and the display screen and the control key are electrically connected with the power supply unit and the processing unit; the processing unit is a central processing unit which is electrically connected with the power supply unit, the measuring unit, the calibrating unit and the display and control unit;
the method is characterized by comprising the following steps:
s1, placing in a non-magnetic environment: placing the coal mine underground drilling machine hole opening orientation equipment in a nonmagnetic environment, starting the equipment to enable the equipment to work, starting a sensor to work, and displaying an inclination angle, a coordinate azimuth angle and a gyro azimuth angle on the equipment;
s2, three-axis gyro sensor calibration: calibrating the three-axis gyro sensor, and when the values of the gyro azimuth angle and the coordinate azimuth angle are equal, successfully calibrating the gyro azimuth angle;
s3, fixing equipment: the hole opening orientation equipment of the underground coal mine drilling machine is stably taken to the drilling machine and is arranged on the drill
On a drill rod of the machine;
s4, adjusting the azimuth angle and the inclination angle of the opening: adjusting the drilling machine hole opening azimuth according to the design azimuth, wherein the display data of the coal mine underground drilling machine hole opening orientation equipment is the hole opening azimuth; then adjusting the hole opening inclination angle according to the design inclination angle, wherein the display data of the hole opening orientation equipment of the underground coal mine drilling machine is the hole opening inclination angle;
s5, starting a drilling machine to finish hole opening orientation: taking down the hole opening orientation equipment of the underground coal mine drilling machine from the drill rod, starting the drilling machine to work, and finishing hole opening orientation;
in S3, mounting the hole opening orientation equipment of the underground coal mine drilling machine on the drill rod through a V-shaped groove of a shell;
in S3, after the hole drilling orientation device of the coal mine underground drilling machine is installed on the drill rod, it is necessary to ensure that the direction of the hole drilling orientation device of the coal mine underground drilling machine is parallel to the hole drilling direction.
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| CN201911202465.4A CN110905408B (en) | 2019-11-29 | 2019-11-29 | Coal mine underground drilling machine hole opening orientation equipment and method |
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| CN201911202465.4A CN110905408B (en) | 2019-11-29 | 2019-11-29 | Coal mine underground drilling machine hole opening orientation equipment and method |
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| CN110905408B true CN110905408B (en) | 2022-06-14 |
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| CN110924862B (en) * | 2019-11-29 | 2022-06-14 | 天津中探微科科技有限公司 | Directional open hole measuring device and method for drilling machine |
| CN111365064B (en) * | 2020-04-30 | 2024-10-25 | 陕西太合智能钻探有限公司 | Mining intrinsic safety type perforating orientation instrument |
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