CN112112624B - Fine and remote detection device and method for multi-parameter drilling geophysical prospecting under coal mine - Google Patents
Fine and remote detection device and method for multi-parameter drilling geophysical prospecting under coal mine Download PDFInfo
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- CN112112624B CN112112624B CN202010847622.3A CN202010847622A CN112112624B CN 112112624 B CN112112624 B CN 112112624B CN 202010847622 A CN202010847622 A CN 202010847622A CN 112112624 B CN112112624 B CN 112112624B
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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
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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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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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
- 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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- 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
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
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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
- E21B47/024—Determining slope or direction of devices in the borehole
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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
- E21B47/04—Measuring depth or liquid level
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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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The invention discloses a coal mine underground multiparameter drilling geophysical prospecting fine remote detection device and method, wherein the device comprises a drilling machine, a drill rod, a first nonmetallic drill rod, a multiparameter remote detector in a hole, a second nonmetallic drill rod and a drill bit which are connected in sequence; a hole depth recorder and an out-hole explosion-proof mobile phone; the multi-parameter remote detector in the hole comprises a gamma logging instrument, a transient electromagnetic instrument in the hole and a radar instrument in the hole; the invention combines the gamma logging of fine detection, kong Zhonglei arrival and transient electromagnetic in the hole together, and can realize three scale detection of fine detection, middle detection and far detection; the gamma logging can complement the detection blind area of the radar in the hole, the radar in the hole can complement the detection blind area of the transient electromagnetic in the hole, the transient electromagnetic in the hole can realize remote detection, and the defect of small detection radius of the gamma logging and Kong Zhonglei is overcome; the three detection methods make up for each other, and the targets with high detection precision and long detection distance can be well realized by combining drilling track measurement and drilling depth measurement.
Description
Technical Field
The invention belongs to the technical field of geophysical fine detection and remote detection, and particularly relates to a device and a method for fine remote detection of multi-parameter drilling geophysical prospecting under a coal mine.
Background
Along with the development of intelligent mining of coal mines, the current coal mine exploration tends to search for small and hidden geological structures, the qualitative to quantitative development of gas control and water damage control of the coal mines is realized, the advanced detection requirements of mining working faces and the like are met, and the detection requirements of high detection precision and long detection distance are provided for the geophysical exploration.
Advanced detection in the coal mine is generally realized in a roadway, and the detection can be influenced by a heading machine in the roadway, rails of a bottom plate, I-steel supports, anchor rod supports, conveyor belt supports and the like. And a large number of drill holes are distributed in the underground coal mine, for example, in order to prevent water damage accidents in the underground coal mine, a plurality of penetrating water detecting and discharging holes are drilled in the working face, the current water detecting and discharging holes are only used for detecting and discharging water, and in order to solve the problem of gas disasters, a plurality of gas drainage holes are drilled in the underground coal mine along a coal bed, and the drilling function of the gas drainage holes is only used for gas drainage and cannot be well utilized. The underground coal mine water detection hole and the gas extraction hole do not fully play the role of drilling, fine advanced detection is carried out in the drilling, the position for detecting the geological abnormal body position and the water damage has the advantages of large drilling depth, long distance from a roadway and a working face, no influence of a heading machine, rails of a bottom plate, I-steel supports, anchor rod supports, conveying belt supports and the like in the roadway, the position of the geological abnormal body and the position of the disaster body around the hole can be detected clearly, a transparent working face is formed, and finer geological conditions are provided for follow-up accurate coal mining.
The geophysical detection method has a plurality of limitations, and the information such as lithology, geologic body azimuth, water-containing abnormal body position and the like is difficult to accurately infer only by means of the data obtained by a certain method, so that a new problem is presented to geologists, namely how to combine a plurality of detection methods together, comprehensively explain the plurality of detection methods, realize high detection precision and far detection.
Disclosure of Invention
Aiming at the defects and shortcomings in the prior art, the invention provides a device and a method for finely and remotely detecting the geophysical prospecting of a multi-parameter borehole in a coal mine.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the drill rod for the underground multiparameter drilling geophysical prospecting fine remote detection of the coal mine comprises a drill rod, a first nonmetal drill rod, a detection outer pipe, a second nonmetal drill rod and a drill bit which are coaxially arranged and sequentially connected; the in-hole multi-parameter remote detector is arranged in the detection outer tube and comprises a gamma logging instrument, an in-hole transient electromagnetic instrument and an in-hole radar instrument;
The gamma logging instrument is in wired communication with the transient electromagnetic instrument in the hole; the gamma logging instrument and the radar instrument in the hole are in wireless communication; the gamma logging instrument, the transient electromagnetic instrument in the hole and the radar instrument in the hole can be in wireless communication with the mobile end outside the hole.
Specifically, the detection outer tube is in threaded connection with the first nonmetal drill pipes and the second nonmetal drill pipes on two sides; the mobile end outside the hole is an explosion-proof mobile phone outside the hole.
The underground multi-parameter drilling geophysical prospecting fine remote detection device for the coal mine comprises a drill rod for detection, a drilling machine for pushing the drill rod for detection into a drill hole and a hole depth recorder arranged on the drilling machine;
the gamma logging instrument comprises a gamma logging instrument main control unit, and further comprises a gamma logging instrument WIFI communication module, a gamma logging instrument wired communication module, a gamma logging instrument data storage module, a gamma logging instrument intelligent power management unit, a gamma detector and a gamma logging instrument track measurement module which are all connected with the gamma logging instrument main control unit;
the in-hole transient electromagnetic instrument comprises: the system comprises an in-hole transient electromagnetic instrument control center, an in-hole transient electromagnetic instrument wired communication module, an in-hole transient electromagnetic instrument data storage module, an in-hole transient electromagnetic instrument signal transmitter, a transmitting coil, an in-hole transient electromagnetic signal receiver and a receiving coil;
The in-hole radar apparatus includes: the system comprises an in-hole radar instrument battery, an in-hole radar instrument control center module, an in-hole radar instrument signal transmitter, an in-hole radar instrument signal acquisition machine, a transmitting antenna, a receiving antenna, an in-hole radar instrument data storage module and an in-hole radar instrument WIFI communication module.
Specifically, the gamma logging instrument further comprises a gamma logging instrument battery, which is used for supplying power to the gamma logging instrument main control unit and the transient electromagnetic instrument in the hole;
the intelligent power management unit of the gamma logging instrument is connected with the main control unit of the gamma logging instrument, the main control unit of the gamma logging instrument directly supplies power to the intelligent power management unit of the gamma logging instrument, and the signals of the intelligent power management unit of the gamma logging instrument are used for controlling the switching between the power-on and the power-off of the gamma detector, the track measurement module of the gamma logging instrument, the transient electromagnetic instrument in the hole and the radar instrument in the hole;
the gamma detector is connected with the gamma logging instrument main control unit, the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the working state of the gamma logging instrument main control unit, the gamma detector generates pulse signals by detecting the content of natural gamma rays in the stratum and sends the pulse signals to the gamma logging instrument main control unit, and the gamma logging instrument main control unit counts and counts the data and stores the data into the gamma logging instrument data storage module;
The gamma logging instrument track measurement module is connected with the gamma logging instrument main control unit, the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the working state of the gamma logging instrument main control unit, the gamma logging instrument track measurement module measures the inclination angle, the azimuth angle and the working face angle of the instrument, the gamma logging instrument track measurement module transmits measurement data to the gamma logging instrument main control unit, and the gamma logging instrument main control unit stores track data in a gamma logging instrument data storage module in a time stamp mode;
the gamma logging instrument WIFI communication module provides wireless communication for a gamma logging instrument main control unit, an in-hole radar instrument and an explosion-proof mobile phone; the gamma logging instrument WIFI communication module provides a generating source of a WIFI signal, the anti-explosion mobile phone searches the WIFI signal through the mobile phone WIFI, establishes connection with a gamma logging instrument main control unit to realize wireless communication, receives parameter configuration information issued by the anti-explosion mobile phone, and performs parameter configuration; the radar instrument in the hole realizes wireless communication with the gamma logging instrument main control unit through WIFI, and the gamma logging instrument main control unit supplies power to and controls the work of the gamma logging instrument main control unit;
the gamma logging instrument wired communication module provides a wired communication mode for a gamma logging instrument main control unit and the transient electromagnetic instrument in the hole, and is connected with the gamma logging instrument main control unit, and the gamma logging instrument main control unit supplies power to and controls the work of the gamma logging instrument main control unit; the gamma logging instrument wired communication module is connected with the in-hole transient electromagnetic instrument wired communication module to realize communication between a main control unit in the gamma logging instrument and the in-hole transient electromagnetic instrument, and the gamma logging instrument main control unit sends instructions of instrument work and dormancy to the in-hole transient electromagnetic instrument, receives measured data of the in-hole transient electromagnetic instrument and stores the measured data of the in-hole transient electromagnetic instrument into the gamma logging instrument data storage unit;
The gamma logging instrument data storage module provides an external storage unit for the gamma logging instrument main control unit, the gamma logging instrument main control unit stores the measured gamma data, drilling track data and transient electromagnetic effective data in the hole in the gamma logging instrument data storage module in a time stamp mode, and the gamma logging instrument main control unit controls the gamma logging instrument main control unit to take out the stored data when the data are required to be taken out.
Specifically, the in-hole radar instrument battery supplies power to the in-hole radar instrument signal transmitter, the in-hole radar instrument signal acquisition machine and the in-hole radar instrument control center module respectively;
the in-hole radar instrument control center module controls the in-hole radar instrument WIFI communication module, and the in-hole radar instrument control center module supplies power to and controls the in-hole radar instrument WIFI communication module; the in-hole radar instrument control center module is communicated with the explosion-proof mobile phone through the in-hole radar instrument WIFI communication module, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by an explosion-proof mobile phone, and performing parameter setting; receiving an explosion-proof mobile phone data transmission command, and sending all acquired data to the explosion-proof mobile phone; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling the work and dormancy of the radar instrument in the hole;
The signal transmitter of the radar instrument in the hole generates an electromagnetic wave pulse signal according to a received signal transmitting command under the control of the radar control center module in the hole, and transmits the electromagnetic wave pulse signal into the stratum through the transmitting antenna;
the in-hole radar instrument signal acquisition machine receives signals received by the receiving antenna under the control of the in-hole radar control center module, the signals are transmitted to the in-hole radar control center module, the in-hole radar control center module processes the signals, direct radar waves and emitted radar waves acquired by the in-hole radar instrument signal acquisition machine are digitized, and the digitized direct radar waves and emitted radar waves are stored in the in-hole radar instrument data storage module;
the in-hole radar instrument data storage module provides an external storage unit for the in-hole radar instrument control center module, the in-hole radar instrument control center module stores measured radar return data in the in-hole radar instrument data storage unit in a time stamp mode, and the in-hole radar instrument control center module takes out the stored data when the data need to be taken out.
Specifically, the signal transmitter of the transient electromagnetic instrument in the hole generates electromagnetic wave signals according to the received signal transmission command under the control of the control center of the transient electromagnetic instrument in the hole, and transmits the electromagnetic wave signals into the stratum through the transmitting coil;
The signal receiver of the transient electromagnetic instrument in the hole receives the signal received by the receiving coil under the control of the control center of the transient electromagnetic instrument in the hole, and transmits the signal to the control center of the transient electromagnetic instrument in the hole, and the control center of the transient electromagnetic instrument in the hole processes the signal; all electromagnetic wave signals acquired by the signal receiver of the transient electromagnetic instrument in the hole are digitized, and all data are stored in the data storage module of the transient electromagnetic instrument in the hole;
the in-hole transient electromagnetic instrument wired communication module is used for providing wired communication for connection of the in-hole transient electromagnetic instrument control center instrument and the gamma logging instrument main control unit, the in-hole transient electromagnetic instrument wired communication module is connected with the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument control center supplies power to and controls the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument wired communication module is connected with the gamma logging instrument wired communication module, and the gamma logging instrument main control unit realizes wired communication with the in-hole transient electromagnetic instrument control center in real time; the method comprises the steps that a transient electromagnetic instrument control center in a hole receives parameter setting sent by a gamma logging instrument main control unit and performs parameter setting; receiving a data transmission command of a main control unit of the gamma logging instrument, and sending needed data to the main control unit of the gamma logging instrument; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling signal transmission, signal receiving work and dormancy;
The in-hole transient electromagnetic instrument data storage module provides an external storage unit for the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument control center stores all measured electromagnetic wave data in the in-hole transient electromagnetic instrument data storage unit in a time stamp mode, and the in-hole transient electromagnetic instrument control center takes out stored data according to requirements when the in-hole transient electromagnetic instrument control center needs to take out the data.
Specifically, the hole depth recorder records the depth of the in-hole instrument in the hole outside the hole;
the hole depth recorder comprises a hole depth recorder control center, a hole depth recorder data storage module, a hole depth recorder WIFI communication module, a hole depth recorder battery, a photoelectric encoder, a roller, a 3-component stress sensor, a vibration sensor and a state monitoring module;
the hole depth recorder battery directly supplies power to a hole depth recorder control center, and the hole depth recorder control center supplies power to a hole depth recorder WIFI communication module, a hole depth recorder data storage module, a photoelectric encoder and a state monitoring module;
the control center of the hole depth recorder is a control unit of the hole depth recorder, the control center of the hole depth recorder receives depth variation transmitted by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor, which are measured by the state monitoring module, processes the received data, stores the data into the data storage module of the hole depth recorder, establishes connection with the explosion-proof mobile phone through the WIFI communication module of the hole depth recorder, receives parameter configuration commands issued by the explosion-proof mobile phone, and uploads the data stored in the data storage module of the hole depth recorder according to the commands of the explosion-proof mobile phone;
The photoelectric encoder is connected with the roller, counts when the roller rotates, the roller rotates for 2mm, the photoelectric encoder records one pulse, and the rotation circle is 1024 pulses;
the state monitoring module controls the 3-component stress sensor and the vibration sensor, the 3-component stress sensor and the vibration sensor are both arranged on the surface of the roller, the 3-component stress sensor monitors the stress condition of the roller in the X, Y, Z direction and is used for judging whether the drill rod is in sliding progress or in rotating progress, the vibration sensor mainly monitors the vibration condition of the drill rod, and the multi-parameter remote detector in the reaction hole is connected with the vibration state of the whole system of the drill rod;
the hole depth recorder WIFI communication module provides wireless communication for connection of the hole depth recorder and the explosion-proof mobile phone, the hole depth recorder WIFI communication module is connected with a hole depth recorder control center, the hole depth recorder control center supplies power to and controls the hole depth recorder control center, the hole depth recorder WIFI communication module is a WIFI signal generation source, the explosion-proof mobile phone searches for the WIFI through a WIFI signal, and wireless communication is achieved between the hole depth recorder WIFI communication module and the hole depth recorder control center after connection is established;
the hole depth recorder data storage unit provides an external storage unit for the hole depth recorder control center, the hole depth recorder control center stores depth information, stress information and vibration information in the module in a time stamp mode, and the hole depth recorder control center takes out data from the hole depth recorder data storage unit when the stored data are required to be taken out.
Specifically, the explosion-proof mobile phone is a handheld terminal, a data acquisition control APP based on a multi-parameter drilling geophysical prospecting fine remote detection device is installed on the handheld terminal, an operator synchronizes time for the in-hole equipment and a hole depth recorder before measuring, parameters required by the instrument are issued for the in-hole equipment, in-hole equipment data and hole depth data are acquired when the data acquisition is finished, the in-hole equipment data and the hole depth data are matched according to a timestamp of the in-hole data and a timestamp of the hole depth data, and acquired multi-parameter geophysical prospecting data with hole depth change are established;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measurement data, radar single track data show, drilling track show, the show of the vibration condition in the whole measurement process, the motion condition show of drilling rod in the drilling rod propelling movement process, convenient subsequent data processing.
A coal mine underground multiparameter drilling geophysical prospecting fine remote detection method comprises the following steps:
step 1: installing a hole depth recorder on a drilling machine;
step 2: the drill bit, the second nonmetallic drill rod, the outer detection tube where the multi-parameter remote detector in the hole is positioned, the first nonmetallic drill rod and the drill rod are connected in sequence;
step 3: opening power control switches on the hole depth recorder and the hole multi-parameter remote detector, and starting the hole depth recorder and the hole multi-parameter remote detector;
Step 4: the method comprises the steps that an explosion-proof mobile phone is used for performing WIFI connection with a hole depth recorder, a gamma logging instrument and an in-hole radar instrument respectively, parameter setting and time synchronous setting are performed on the explosion-proof mobile phone respectively, and a command for starting working of the gamma logging instrument and the in-hole radar instrument is issued;
step 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, and repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole at a pushing speed V1, wherein the gamma logging instrument and the radar in the hole continuously acquire gamma and radar data according to set parameters and fixed time intervals; the gamma detector measurement data are stored in the gamma logging instrument data storage module, the radar measurement data in the hole are stored in the radar instrument data storage module in the hole, the hole depth recorder of the hole also carries out continuous acquisition of depth data according to the set parameters, and the acquisition mode is a drill feeding mode;
step 6: after the multi-parameter remote detector in the hole is sent to the bottom of the hole, the set time T0 is remained, during the T0 period, the state of the multi-parameter remote detector in the hole is adjusted by using a drilling machine, the state adjustment of the instrument is automatically monitored by a gamma logging instrument intelligent power management unit, the gamma logging instrument main control unit in the hole judges that the instrument has reached the bottom of the hole according to a return signal of the gamma logging instrument intelligent power management unit, then the gamma logging instrument main control unit communicates with the radar instrument in the hole, a power-off command of the radar instrument in the hole is sent, the radar instrument in the hole is switched to a dormant state after receiving the command, and the work of a signal transmitter of the radar instrument in the hole and a signal receiver of the radar instrument in the hole is stopped; the main control unit of the gamma logging instrument adjusts the working state of the gamma detector to be a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measurement module and a transient electromagnetic instrument in the hole to work; the state monitoring module of the orifice depth recorder adjusts the working mode according to the monitored state of the instrument in the hole, and adjusts the measuring mode into a drilling lifting mode;
Step 7: after the T0 time is met, carrying out drilling lifting at a certain speed V2, carrying out point measurement by a gamma logging instrument track measurement module and an in-hole transient electromagnetic instrument according to a set time interval, storing measurement data of the gamma logging instrument track measurement module in a gamma logging instrument data storage module, storing measurement data of the in-hole transient electromagnetic instrument in the in-hole transient electromagnetic instrument data storage module, and storing data which are interpreted by matching with multiple parameters in the gamma logging instrument data storage module according to the requirement of a gamma logging instrument main control unit; the orifice depth recorder records depth according to a drilling lifting working mode;
step 8: after the drilling machine lifts the far detection device to the orifice, the data measured by the multi-parameter far detection instrument and the hole depth measuring device in the hole are exported;
step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, a command for taking out hole depth data is issued through an APP on the explosion-proof mobile phone, data stored in a hole depth recorder data storage module are taken out into the explosion-proof mobile phone, after hole depth data are taken out, the explosion-proof mobile phone issues a command, the data in the hole depth recorder data storage module are cleared, and a data storage space is reserved for the next drilling depth record measurement;
Step 10: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a gamma logging instrument main control unit, commands for taking out gamma, track and transient electromagnetic data are issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module are taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues commands, the data in the gamma logging instrument data storage module are cleared, and a data storage space is reserved for the next measurement;
step 11: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a Kong Zhonglei radar control center, stored data in a radar data storage module in a hole is taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, after the radar data in the hole are taken out, the explosion-proof mobile phone issues a command to clear the data in the radar data storage module in the hole, and a data storage space is reserved for the next measurement;
step 12: the APP on the explosion-proof mobile phone processes gamma logging instrument data, radar data in holes and data recorded in depth, firstly, according to time, matching the data measured by the Kong Zhongyi device, carrying out depth matching on the gamma logging data which are continuously measured, the radar data in the holes and the data measured by a hole deep drilling mode, and carrying out depth matching on the track measurement data which are measured by point measurement, the transient electromagnetic data in the holes and the data measured by the Kong Shendi drilling mode; secondly, calculating the track of the drilling hole according to the matched data, drawing a drilling hole track curve and a gamma logging curve, and performing variable density map and single-channel curve drawing display on Kong Zhonglei and transient electromagnetic in the hole, wherein a user checks each data according to the need;
Step 13: in the underground coal mine site, according to the displayed parameter conditions of the APP on the explosion-proof mobile phone, the data quality is primarily analyzed, the requirements are met, the data can be returned to the ground, and the measured data is delivered to professional processing interpreters for comprehensive processing interpretation.
Compared with the prior art, the invention has the beneficial technical effects that:
(1) The invention has simple operation, and in the measuring process, after the setting of the far detection device in the hole and the hole depth recorder is finished by using the explosion-proof mobile phone at first, the far detection device in the hole and the hole depth recorder automatically measure and store data, and in the subsequent drill feeding process, personnel do not need to perform any operation. The explosion-proof mobile phone adopts WIFI communication with the depth recorder and the in-hole remote detection device for data transmission, and the instruments are not connected by cables, so that the site installation and the operation are convenient.
(2) The invention is convenient to transport and carry, the nonmetallic drill rod, the remote detection device and the hole depth recorder are transported by a mining transport vehicle, and the explosion-proof mobile phone is carried by personnel.
(3) By adopting the method, each part detected by Kong Zhongyuan adopts a unified matching mode, wherein Kong Zhonglei reaches and transient electromagnetic in the hole has a plurality of frequencies, the frequencies can be independently selected and combined according to measurement requirements, the frequency distribution range of a radar antenna in the hole is 100 MHz-1000 MHz, and the frequency distribution range of a coil of a transient electromagnetic instrument in the hole is 2.5 Hz-25 Hz.
(4) According to the invention, the depth of the hole entering measurement of the Kong Zhongyuan detection instrument is not limited by other factors based on the pushing of the drilling machine, the measurable depth is determined according to the drilling depth, a support is provided for fine detection of the working face under the coal mine, the drilling machine can be used for pushing Kong Zhonglei to the hole entering measurement when the drilling is completed as long as a place is provided for drilling under the coal mine, field personnel can primarily evaluate geological conditions around the drilling hole according to images displayed on the explosion-proof mobile phone after the measurement, and professional data processing personnel further process, analyze and explain data after the well rising is completed in the measurement.
(5) By adopting the invention, the instrument can be suitable for drilling machines of any model, and when the drilling collapse is encountered, the drilling can be carried out in a rotary drilling mode, after the well lifting is completed by measurement, the underground measurement process and the state in the whole measurement process can be known by ground personnel according to the recorded information, so that the subsequent data processing and interpretation are convenient.
(6) By adopting the method, a plurality of parameters of multi-parameter remote detection measurement in the hole are measured under the same condition, the measured data can be subjected to combined comprehensive interpretation during data processing interpretation, the detection ranges reflected by different parameters are different, the combined processing of the parameters is performed for layer-by-layer progressive analysis, the transmitting coil and the receiving coil of the transient electromagnetic instrument in the hole are used for three-component measurement, the measurement has directivity, the abnormality can be positioned, the antenna measurement range of the radar instrument in the hole is omnidirectional, the measurement data does not have directivity, kong Zhonglei can be subjected to combined interpretation with the transient electromagnetic data, and the positioning analysis of the radar measurement abnormality in the hole is realized.
Drawings
FIG. 1 is a schematic illustration of the use of the present invention;
FIG. 2 is a block diagram of a gamma-ray logging instrument in a borehole according to the present invention;
FIG. 3 is a block diagram of a transient in a borehole in accordance with the present invention;
FIG. 4 is a block diagram of a radar apparatus in a borehole according to the present invention;
FIG. 5 is a schematic diagram showing the connection of the parts of the multi-parameter remote detector in the middle hole of the invention;
reference numerals meaning: 1-a multi-parameter far detector in a hole (comprising a gamma logging instrument, a transient electromagnetic instrument in the hole and a Kong Zhonglei arrival instrument), 2-a first nonmetal drill rod, 3-a drill rod, 4-a hole depth recorder, 5-a drilling machine, 6-an explosion-proof mobile phone, 7-a drilling hole to be tested, 8-a second nonmetal drill rod, 9-a drill bit, 10-surrounding rock, 11-a roadway or a working surface;
1.1-gamma logging instrument, 1.1.1-gamma logging instrument main control unit, 1.1.2-gamma logging instrument data storage module, 1.1.3-gamma logging instrument WIFI communication module, 1.1.4-gamma logging instrument wired communication module, 1.1.5-gamma logging instrument battery, 1.1.6-gamma logging instrument track measurement module, 1.1.7-gamma detector and 1.1.8-gamma logging instrument intelligent power management unit;
1.2-hole transient electromagnetic instrument, 1.2.1-hole transient electromagnetic instrument control center, 1.2.2-hole transient electromagnetic instrument data storage module, 1.2.3-hole transient electromagnetic instrument wired communication module, 1.2.4-hole transient electromagnetic instrument signal transmitter, 1.2.5-transmitting coil, 1.2.6-receiving coil, 1.2.7-hole transient electromagnetic instrument signal receiver;
1.3-Kong Zhonglei radar instrument, 1.3.1 radar instrument control center module in the hole, 1.3.2 radar instrument data storage module in the hole, 1.3.3 radar instrument WIFI communication module in the hole, 1.3.4 radar instrument battery in the hole, 1.3.5 transmitting antenna, 1.3.6 receiving antenna, 1.3.7 radar instrument signal transmitter in the hole, 1.3.8 radar instrument signal collector in the hole.
The application is described in detail below with reference to the drawings and the detailed description.
Detailed Description
The method combines the affine well logging, kong Zhonglei arrival and in-hole transient electromagnetic of fine detection, and can realize three scale detection of fine detection, middle detection and far detection. The radioactive logging can make up for the detection blind area of Kong Zhonglei, the radar in the hole can make up for the detection blind area of transient electromagnetic in the hole, the transient electromagnetic in the hole can realize remote detection, and the defect of small detection radius of the radioactive logging and Kong Zhonglei is overcome. The three detection methods make up for each other, and the targets with high detection precision and long detection distance can be well realized by combining drilling track measurement and drilling depth measurement.
The following specific embodiments of the present application are given according to the above technical solutions, and it should be noted that the present application is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical solutions of the present application fall within the protection scope of the present application. The present application will be described in further detail with reference to examples.
Example 1:
the embodiment provides a drill rod for fine and remote detection of underground multiparameter drilling geophysical prospecting of a coal mine, which comprises a drill rod 3, a first nonmetallic drill rod 2, a detection outer tube, a second nonmetallic drill rod 8 and a drill bit 9 which are coaxially arranged and sequentially connected; the in-hole multi-parameter remote detector is sequentially arranged in the detection outer tube and comprises a gamma logger 1.1, an in-hole transient electromagnetic instrument 1.2 and an in-hole radar instrument 1.3; the gamma logger 1.1 is in wired communication with the transient electromagnetic instrument 1.2 in the hole; the gamma logger 1.1 is in wireless communication with the radar instrument 1.3 in the hole; the gamma logger 1.1, the in-hole transient electromagnetic instrument 1.2 and the in-hole radar instrument 1.3 can be in wireless communication with the out-hole mobile end.
The detection outer tube is in threaded connection with the first nonmetal drill pipe 2 and the second nonmetal drill pipe 8 on the two sides; the mobile end outside the hole is an explosion-proof mobile phone 6 outside the hole.
The embodiment combines the gamma logging, kong Zhonglei arrival and in-hole transient electromagnetic of fine detection, and can realize three scale detection of fine detection, middle detection and far detection; the gamma logging can complement the detection blind area of the radar in the hole, the radar in the hole can complement the detection blind area of the transient electromagnetic in the hole, the transient electromagnetic in the hole can realize remote detection, and the defect of small detection radius of the gamma logging and Kong Zhonglei is overcome; the three detection methods make up for each other, and the targets with high detection precision and long detection distance can be well realized by combining drilling track measurement and drilling depth measurement.
Example 2:
the embodiment provides a coal mine underground multiparameter drilling geophysical prospecting fine remote detection device, which comprises a drill rod for detection, a drilling machine for pushing the drill rod for detection into a drill hole and a hole depth recorder arranged on the drilling machine;
the gamma logging instrument 1.1 comprises a gamma logging instrument main control unit 1.1.1, a gamma logging instrument WIFI communication module 1.1.3, a gamma logging instrument wired communication module 1.1.4, a gamma logging instrument data storage module 1.1.2, a gamma logging instrument intelligent power supply management unit 1.1.8, a gamma detector 1.1.7 and a gamma logging instrument track measurement module 1.1.6 which are all connected with the gamma logging instrument main control unit 1.1.1;
the in-bore transient electromagnetic instrument 1.2 comprises: the system comprises an in-hole transient electromagnetic instrument control center 1.2.1, an in-hole transient electromagnetic instrument wired communication module 1.2.3, an in-hole transient electromagnetic instrument data storage module 1.2.2, an in-hole transient electromagnetic instrument signal transmitter 1.2.4, a transmitting coil 1.2.5, an in-hole transient electromagnetic signal receiver 1.2.7 and a receiving coil 1.2.6;
the in-hole radar apparatus 1.3 includes: the system comprises a hole radar instrument battery 1.3.4, a hole radar instrument control center module 1.3.1, a hole radar instrument signal transmitter 1.3.7, a hole radar instrument signal acquisition machine 1.3.8, a transmitting antenna 1.3.5, a receiving antenna 1.3.6, a hole radar instrument data storage module 1.3.2 and a hole radar instrument WIFI communication module 1.3.3.
Specifically, the gamma logging instrument further comprises a gamma logging instrument battery 1.1.5 for supplying power to the gamma logging instrument main control unit 1.1.1 and the transient electromagnetic instrument 1.2 in the hole;
the intelligent power management unit 1.1.8 of the gamma logging instrument is connected with the main control unit 1.1.1 of the gamma logging instrument, the main control unit 1.1.1 of the gamma logging instrument directly supplies power to the intelligent power management unit, and the signals of the intelligent power management unit 1.1.8 of the gamma logging instrument control the power-on and power-off switching of the gamma detector 1.1.7, the track measurement module 1.1.6 of the gamma logging instrument, the transient electromagnetic instrument in the hole and the radar instrument in the hole;
the gamma detector 1.1.7 is connected with the gamma logging instrument main control unit 1.1.1, the gamma logging instrument main control unit 1.1.1 supplies power to the gamma logging instrument main control unit and controls the working state of the gamma logging instrument main control unit, the gamma detector 1.1.7 generates a pulse signal by detecting the content of natural gamma rays in a stratum, the pulse signal is sent to the gamma logging instrument main control unit 1.1.1, the gamma logging instrument main control unit 1.1.1 counts and counts, and data are stored in the gamma logging instrument data storage module 1.1.2;
the gamma logging instrument track measurement module 1.1.6 is connected with the gamma logging instrument main control unit 1.1.1, the gamma logging instrument main control unit 1.1.1 supplies power to the gamma logging instrument track measurement module and controls the working state of the gamma logging instrument track measurement module, the gamma logging instrument track measurement module 1.1.6 measures the inclination angle, the azimuth angle and the working face angle of an instrument, the gamma logging instrument track measurement module transmits measurement data to the gamma logging instrument main control unit 1.1.1, and the gamma logging instrument main control unit 1.1.1 stores track data in the gamma logging instrument data storage module 1.1.2 in a time stamp mode;
The gamma logging instrument WIFI communication module 1.1.3 provides wireless communication for the gamma logging instrument main control unit 1.1.1 and the radar instrument in the hole and the explosion-proof mobile phone; the gamma logger WIFI communication module 1.1.3 provides a generating source of a WIFI signal, the anti-explosion mobile phone searches the WIFI signal through a mobile phone WIFI, establishes connection with the gamma logger main control unit 1.1.1 to realize wireless communication, receives parameter configuration information issued by the anti-explosion mobile phone, and performs parameter configuration; the radar instrument in the hole is in wireless communication with the gamma logging instrument main control unit 1.1.1 through WIFI, and the gamma logging instrument main control unit 1.1.1 supplies power to the radar instrument and controls the work of the radar instrument;
the gamma logging instrument wired communication module 1.1.4 provides a wired communication mode for the gamma logging instrument main control unit 1.1.1 and the transient electromagnetic instrument in the hole, the gamma logging instrument wired communication module 1.1.4 is connected with the gamma logging instrument main control unit 1.1.1, and the gamma logging instrument main control unit 1.1.1 supplies power to and controls the work of the gamma logging instrument main control unit; the gamma logging instrument wired communication module 1.1.4 is connected with the in-hole transient electromagnetic instrument wired communication module 1.2.3 to realize communication between a main control unit in the gamma logging instrument and the in-hole transient electromagnetic instrument, and the gamma logging instrument main control unit 1.1.1 is used for sending instructions of instrument work and dormancy to the in-hole transient electromagnetic instrument, receiving measured data of the in-hole transient electromagnetic instrument and storing the measured data of the in-hole transient electromagnetic instrument into a gamma logging instrument data storage unit;
The gamma logging instrument data storage module 1.1.2 provides an external storage unit for the gamma logging instrument main control unit 1.1.1, the gamma logging instrument main control unit 1.1.1 stores the measured gamma data, drilling track data and transient electromagnetic effective data in the hole in the gamma logging instrument data storage module 1.1.2 in a time stamp mode, and the gamma logging instrument main control unit 1.1.1 controls the data to be taken out when the data is required to be taken out.
Specifically, the in-hole radar instrument battery 1.3.4 supplies power to the in-hole radar instrument signal transmitter 1.3.7, the in-hole radar instrument signal acquisition machine 1.3.8 and the in-hole radar instrument control center module 1.3.1 respectively;
the in-hole radar instrument control center module 1.3.1 controls the in-hole radar instrument WIFI communication module 1.3.3, and the in-hole radar instrument control center module 1.3.1 supplies power to and controls the in-hole radar instrument WIFI communication module; the in-hole radar instrument control center module 1.3.1 communicates with the explosion-proof mobile phone through the in-hole radar instrument WIFI communication module 1.3.3, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by an explosion-proof mobile phone, and performing parameter setting; receiving an explosion-proof mobile phone data transmission command, and sending all acquired data to the explosion-proof mobile phone; receiving a power-off and power-on signal sent by a gamma logging instrument main control unit 1.1.1, and controlling the work and dormancy of a radar instrument in a hole;
The in-hole radar instrument signal transmitter 1.3.7 generates electromagnetic wave pulse signals according to received signal transmission commands under the control of the in-hole radar control center module and transmits the electromagnetic wave pulse signals into the stratum through the transmitting antenna 1.3.5;
under the control of an in-hole radar control center module, the in-hole radar instrument signal acquisition machine 1.3.8 receives signals received by the receiving antenna 1.3.6, transmits the signals to the in-hole radar control center module, processes the signals by the in-hole radar control center module, digitizes direct radar waves and emitted radar waves acquired by the in-hole radar instrument signal acquisition machine 1.3.8, and stores the direct radar waves and emitted radar waves in the in-hole radar instrument data storage module 1.3.2;
the in-hole radar instrument data storage module 1.3.2 provides an external storage unit for the in-hole radar instrument control center module 1.3.1, the in-hole radar instrument control center module 1.3.1 stores measured radar return data in the in-hole radar instrument data storage unit in a time stamp mode, and the in-hole radar instrument control center module 1.3.1 takes out stored data when the data need to be taken out.
Specifically, the in-hole transient electromagnetic instrument signal transmitter 1.2.4 generates electromagnetic wave signals according to received signal transmission commands under the control of the in-hole transient electromagnetic instrument control center 1.2.1, and transmits the electromagnetic wave signals to the stratum through the transmitting coil 1.2.5;
Under the control of the in-hole transient electromagnetic instrument control center 1.2.1, the in-hole transient electromagnetic instrument signal receiver receives the signal received by the receiving coil 1.2.6, transmits the signal to the in-hole transient electromagnetic instrument control center 1.2.1, and is processed by the in-hole transient electromagnetic instrument control center 1.2.1; all electromagnetic wave signals acquired by the signal receiver of the transient electromagnetic instrument in the hole are digitized, and all data are stored in the data storage module 1.2.2 of the transient electromagnetic instrument in the hole;
the in-hole transient electromagnetic instrument wired communication module 1.2.3 provides wired communication for connection of the in-hole transient electromagnetic instrument control center 1.2.1 instrument and the gamma logging instrument main control unit 1.1.1, the in-hole transient electromagnetic instrument wired communication module 1.2.3 is connected with the in-hole transient electromagnetic instrument control center 1.2.1, the in-hole transient electromagnetic instrument control center 1.2.1 supplies power to and controls the in-hole transient electromagnetic instrument wired communication module, the in-hole transient electromagnetic instrument wired communication module 1.2.3 is connected with the gamma logging instrument wired communication module 1.1.4, and the gamma logging instrument main control unit 1.1.1 realizes wired communication with the in-hole transient electromagnetic instrument control center 1.2.1 in real time; the control center 1.2.1 of the transient electromagnetic instrument in the hole receives parameter setting sent by the main control unit 1.1.1 of the gamma logging instrument and performs parameter setting; receiving a data transmission command of the gamma logging instrument main control unit 1.1.1, and sending required data to the gamma logging instrument main control unit 1.1.1; receiving a power-off and power-on signal sent by the gamma logging instrument main control unit 1.1.1, and controlling signal transmission and signal receiving work and dormancy;
The in-hole transient electromagnetic instrument data storage module 1.2.2 provides an external storage unit for the in-hole transient electromagnetic instrument control center 1.2.1, the in-hole transient electromagnetic instrument control center 1.2.1 stores all measured electromagnetic wave data in the in-hole transient electromagnetic instrument data storage unit in a time stamp mode, and the in-hole transient electromagnetic instrument control center 1.2.1 takes out stored data according to requirements when the data need to be taken out.
Specifically, the hole depth recorder 4 records the depth of the in-hole instrument in the hole outside the hole;
the hole depth recorder 4 comprises a hole depth recorder control center, a hole depth recorder data storage module, a hole depth recorder WIFI communication module, a hole depth recorder battery, a photoelectric encoder, a roller, a 3-component stress sensor, a vibration sensor and a state monitoring module;
the hole depth recorder battery directly supplies power to the hole depth recorder control center, and the hole depth recorder control center supplies power to the hole depth recorder WIFI communication module, the hole depth recorder data storage module, the photoelectric encoder and the state monitoring module;
the control center of the hole depth recorder is a control unit of the hole depth recorder, the control center of the hole depth recorder receives depth variation transmitted by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor, which are measured by the state monitoring module, processes received data, then stores the data into the data storage module of the hole depth recorder, establishes connection with the explosion-proof mobile phone through the WIFI communication module of the hole depth recorder, receives parameter configuration commands issued by the explosion-proof mobile phone, and uploads the data stored in the data storage module of the hole depth recorder according to the commands of the explosion-proof mobile phone;
The photoelectric encoder is connected with the roller, the photoelectric encoder counts when the roller rotates, the photoelectric encoder records one pulse when the roller rotates by 2mm, and one circle of rotation is 1024 pulses;
the state monitoring module controls a 3-component stress sensor and a vibration sensor, the 3-component stress sensor and the vibration sensor are both arranged on the surface of the roller, the 3-component stress sensor monitors the stress condition of the roller in the X, Y, Z direction and is used for judging whether the drill rod is in sliding progress or in rotating progress, the vibration sensor mainly monitors the vibration condition of the drill rod, and the multi-parameter remote detector 1 in the reaction hole is connected with the vibration state of the whole system of the drill rod;
the hole depth recorder WIFI communication module provides wireless communication for connection of the hole depth recorder and the anti-explosion mobile phone, the hole depth recorder WIFI communication module is connected with the hole depth recorder control center, the hole depth recorder control center supplies power to and controls the hole depth recorder control center, the hole depth recorder WIFI communication module is a WIFI signal generation source, the anti-explosion mobile phone searches for the WIFI through a WIFI signal, and wireless communication is achieved between the hole depth recorder WIFI communication module and the anti-explosion mobile phone after connection is established;
the hole depth recorder data storage unit provides an external storage unit for the hole depth recorder control center, the hole depth recorder control center stores depth information, stress information and vibration information in the module in a time stamp mode, and the hole depth recorder control center takes out data from the hole depth recorder data storage unit when the stored data need to be taken out.
Specifically, the anti-explosion mobile phone is a handheld terminal, a data acquisition control APP based on a multi-parameter drilling geophysical prospecting fine remote detection device is installed on the handheld terminal, an operator synchronizes time for the in-hole equipment and a hole depth recorder before measuring, parameters required by the instrument are issued for the in-hole equipment, in-hole equipment data and hole depth data are acquired when the data acquisition is finished, the in-hole equipment data and the hole depth data are matched according to a timestamp of the in-hole data and a timestamp of the hole depth data, and acquired multi-parameter geophysical prospecting data with the change of the hole depth are established;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measurement data, radar single track data show, drilling track show, the show of the vibration condition in the whole measurement process, the motion condition show of drilling rod in the drilling rod propelling movement process, convenient subsequent data processing.
Example 3:
the embodiment provides a coal mine underground multi-parameter drilling geophysical prospecting fine remote detection method, which comprises the following steps:
step 1: installing a hole depth recorder on a drilling machine;
step 2: the drill bit, the second nonmetallic drill rod, the outer detection tube where the multi-parameter remote detector in the hole is positioned, the first nonmetallic drill rod and the drill rod are connected in sequence;
Step 3: opening power control switches on the hole depth recorder and the hole multi-parameter remote detector, and starting the hole depth recorder and the hole multi-parameter remote detector;
step 4: the method comprises the steps that an explosion-proof mobile phone is used for performing WIFI connection with a hole depth recorder, a gamma logging instrument and an in-hole radar instrument respectively, parameter setting and time synchronous setting are performed on the explosion-proof mobile phone respectively, and a command for starting working of the gamma logging instrument and the in-hole radar instrument is issued;
step 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, and repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole at a pushing speed V1, wherein the gamma logging instrument and the radar in the hole continuously acquire gamma and radar data according to set parameters and fixed time intervals; the gamma detector measurement data are stored in the gamma logging instrument data storage module, the radar measurement data in the hole are stored in the radar instrument data storage module in the hole, the hole depth recorder of the hole also carries out continuous acquisition of depth data according to the set parameters, and the acquisition mode is a drill feeding mode;
step 6: after the multi-parameter remote detector in the hole is sent to the bottom of the hole, the set time T0 is remained, during the T0 period, the state of the multi-parameter remote detector in the hole is adjusted by using a drilling machine, the state adjustment of the instrument is automatically monitored by a gamma logging instrument intelligent power management unit, the gamma logging instrument main control unit in the hole judges that the instrument has reached the bottom of the hole according to a return signal of the gamma logging instrument intelligent power management unit, then the gamma logging instrument main control unit communicates with the radar instrument in the hole, a power-off command of the radar instrument in the hole is sent, the radar instrument in the hole is switched to a dormant state after receiving the command, and the work of a signal transmitter of the radar instrument in the hole and a signal receiver of the radar instrument in the hole is stopped; the main control unit of the gamma logging instrument adjusts the working state of the gamma detector to be a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measurement module and a transient electromagnetic instrument in the hole to work; the state monitoring module of the orifice depth recorder adjusts the working mode according to the monitored state of the instrument in the hole, and adjusts the measuring mode into a drilling lifting mode;
Step 7: after the T0 time is met, carrying out drilling lifting at a certain speed V2, carrying out point measurement by a gamma logging instrument track measurement module and an in-hole transient electromagnetic instrument according to a set time interval, storing measurement data of the gamma logging instrument track measurement module in a gamma logging instrument data storage module, storing measurement data of the in-hole transient electromagnetic instrument in the in-hole transient electromagnetic instrument data storage module, and storing data which are interpreted by matching with multiple parameters in the gamma logging instrument data storage module according to the requirement of a gamma logging instrument main control unit; the orifice depth recorder records depth according to a drilling lifting working mode;
step 8: after the drilling machine lifts the far detection device to the orifice, the data measured by the multi-parameter far detection instrument and the hole depth measuring device in the hole are exported;
step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, a command for taking out hole depth data is issued through an APP on the explosion-proof mobile phone, data stored in a hole depth recorder data storage module are taken out into the explosion-proof mobile phone, after hole depth data are taken out, the explosion-proof mobile phone issues a command, the data in the hole depth recorder data storage module are cleared, and a data storage space is reserved for the next drilling depth record measurement;
Step 10: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a gamma logging instrument main control unit, commands for taking out gamma, track and transient electromagnetic data are issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module are taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues commands, the data in the gamma logging instrument data storage module are cleared, and a data storage space is reserved for the next measurement;
step 11: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a Kong Zhonglei radar control center, stored data in a radar data storage module in a hole is taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, after the radar data in the hole are taken out, the explosion-proof mobile phone issues a command to clear the data in the radar data storage module in the hole, and a data storage space is reserved for the next measurement;
step 12: the APP on the explosion-proof mobile phone processes gamma logging instrument data, radar data in holes and data recorded in depth, firstly, according to time, matching the data measured by the Kong Zhongyi device, carrying out depth matching on the gamma logging data which are continuously measured, the radar data in the holes and the data measured by a hole deep drilling mode, and carrying out depth matching on the track measurement data which are measured by point measurement, the transient electromagnetic data in the holes and the data measured by the Kong Shendi drilling mode; secondly, calculating the track of the drilling hole according to the matched data, drawing a drilling hole track curve and a gamma logging curve, and performing variable density map and single-channel curve drawing display on Kong Zhonglei and transient electromagnetic in the hole, wherein a user checks each data according to the need;
Step 13: in the underground coal mine site, according to the displayed parameter conditions of the APP on the explosion-proof mobile phone, the data quality is primarily analyzed, the requirements are met, the data can be returned to the ground, and the measured data is delivered to professional processing interpreters for comprehensive processing interpretation.
Claims (8)
1. The drill rod for the underground multiparameter drilling geophysical prospecting fine remote detection of the coal mine is characterized by comprising a drill rod, a first nonmetallic drill rod, a detection outer tube, a second nonmetallic drill rod and a drill bit which are coaxially arranged and sequentially connected; the in-hole multi-parameter remote detector is arranged in the detection outer tube and comprises a gamma logging instrument, an in-hole transient electromagnetic instrument and an in-hole radar instrument;
the gamma logging instrument is in wired communication with the transient electromagnetic instrument in the hole; the gamma logging instrument and the radar instrument in the hole are in wireless communication; the gamma logging instrument, the in-hole transient electromagnetic instrument and the in-hole radar instrument can be in wireless communication with an out-hole explosion-proof mobile phone;
the gamma logging instrument comprises a gamma logging instrument main control unit, and further comprises a gamma logging instrument WIFI communication module, a gamma logging instrument wired communication module, a gamma logging instrument data storage module, a gamma logging instrument intelligent power management unit, a gamma detector and a gamma logging instrument track measurement module which are all connected with the gamma logging instrument main control unit;
The in-hole transient electromagnetic instrument comprises: the system comprises an in-hole transient electromagnetic instrument control center, an in-hole transient electromagnetic instrument wired communication module, an in-hole transient electromagnetic instrument data storage module, an in-hole transient electromagnetic instrument signal transmitter, a transmitting coil, an in-hole transient electromagnetic instrument signal receiver and a receiving coil;
the in-hole radar apparatus includes: the system comprises an in-hole radar instrument battery, an in-hole radar instrument control center module, an in-hole radar instrument signal transmitter, an in-hole radar instrument signal receiver, a transmitting antenna, a receiving antenna, an in-hole radar instrument data storage module and an in-hole radar instrument WIFI communication module;
the gamma logging instrument further comprises a gamma logging instrument battery, and is used for supplying power to the gamma logging instrument main control unit and the transient electromagnetic instrument in the hole;
the intelligent power management unit of the gamma logging instrument is connected with the main control unit of the gamma logging instrument, the main control unit of the gamma logging instrument directly supplies power to the intelligent power management unit of the gamma logging instrument, and the signals of the intelligent power management unit of the gamma logging instrument are used for controlling the switching between the power-on and the power-off of the gamma detector, the track measurement module of the gamma logging instrument, the transient electromagnetic instrument in the hole and the radar instrument in the hole;
the gamma detector is connected with the gamma logging instrument main control unit, the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the working state of the gamma logging instrument main control unit, the gamma detector generates pulse signals by detecting the content of natural gamma rays in the stratum and sends the pulse signals to the gamma logging instrument main control unit, and the gamma logging instrument main control unit counts and counts the data and stores the data into the gamma logging instrument data storage module;
The gamma logging instrument track measurement module is connected with the gamma logging instrument main control unit, the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the working state of the gamma logging instrument main control unit, the gamma logging instrument track measurement module measures the inclination angle, the azimuth angle and the working face angle of the instrument, the gamma logging instrument track measurement module transmits measurement data to the gamma logging instrument main control unit, and the gamma logging instrument main control unit stores track data in a gamma logging instrument data storage module in a time stamp mode;
the gamma logging instrument WIFI communication module provides wireless communication for a gamma logging instrument main control unit, an in-hole radar instrument and an explosion-proof mobile phone; the gamma logging instrument WIFI communication module provides a generating source of a WIFI signal, the anti-explosion mobile phone searches the WIFI signal through the mobile phone WIFI and establishes connection with the gamma logging instrument main control unit to realize wireless communication, and parameter configuration information issued by the anti-explosion mobile phone is received and parameter configuration is carried out; the radar instrument in the hole realizes wireless communication with the gamma logging instrument main control unit through WIFI, and the gamma logging instrument main control unit supplies power to and controls the work of the gamma logging instrument main control unit;
the gamma logging instrument wired communication module provides a wired communication mode for a gamma logging instrument main control unit and the transient electromagnetic instrument in the hole, and is connected with the gamma logging instrument main control unit, and the gamma logging instrument main control unit supplies power to and controls the work of the gamma logging instrument main control unit; the gamma logging instrument wired communication module is connected with the in-hole transient electromagnetic instrument wired communication module to realize communication between a main control unit in the gamma logging instrument and the in-hole transient electromagnetic instrument, and the gamma logging instrument main control unit sends instructions of instrument work and dormancy to the in-hole transient electromagnetic instrument, receives data measured by the in-hole transient electromagnetic instrument and stores the data measured by the in-hole transient electromagnetic instrument into the gamma logging instrument data storage unit;
The gamma logging instrument data storage module provides an external storage unit for the gamma logging instrument main control unit, the gamma logging instrument main control unit stores the measured gamma data, drilling track data and transient electromagnetic effective data in the hole in the gamma logging instrument data storage module in a time stamp mode, and the gamma logging instrument main control unit takes out the stored data when the data are required to be taken out.
2. The drill rod for fine and remote detection of multi-parameter drilling geophysical prospecting in a coal mine well according to claim 1, wherein the detection outer tube is in threaded connection with the first nonmetallic drill rod and the second nonmetallic drill rod on two sides.
3. A multi-parameter drilling geophysical prospecting fine remote detection device in a coal mine, which is characterized by comprising the drill rod for detection according to claim 2, a drilling machine for pushing the drill rod for detection into a drilling hole and a hole depth recorder arranged on the drilling machine.
4. The underground coal mine multi-parameter drilling geophysical prospecting fine remote detection device according to claim 3, wherein the in-hole radar meter battery is used for supplying power to an in-hole radar meter signal transmitter, an in-hole radar meter signal receiver and an in-hole radar meter control center module respectively;
The in-hole radar instrument control center module controls the in-hole radar instrument WIFI communication module, and the in-hole radar instrument control center module supplies power to and controls the in-hole radar instrument WIFI communication module; the in-hole radar instrument control center module is communicated with the explosion-proof mobile phone through the in-hole radar instrument WIFI communication module, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by an explosion-proof mobile phone, and performing parameter setting; receiving an explosion-proof mobile phone data transmission command, and sending all acquired data to the explosion-proof mobile phone; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling the work and dormancy of the radar instrument in the hole;
the signal transmitter of the radar instrument in the hole generates an electromagnetic wave pulse signal according to a received signal transmitting command under the control of the control center module of the radar instrument in the hole, and transmits the electromagnetic wave pulse signal into a stratum through a transmitting antenna;
the in-hole radar instrument signal receiver receives signals received by the receiving antenna under the control of the in-hole radar instrument control center module, the signals are transmitted to the in-hole radar instrument control center module, the in-hole radar instrument control center module processes the signals, direct radar waves and emitted radar waves acquired by the in-hole radar instrument signal receiver are digitized, and the direct radar waves and the emitted radar waves are stored in the in-hole radar instrument data storage module;
The in-hole radar instrument data storage module provides an external storage unit for the in-hole radar instrument control center module, the in-hole radar instrument control center module stores measured radar return data in the in-hole radar instrument data storage module in a time stamp mode, and the in-hole radar instrument control center module takes out the stored data when the data need to be taken out.
5. The underground coal mine multi-parameter drilling geophysical prospecting fine remote detection device according to claim 3, wherein the in-hole transient electromagnetic instrument signal transmitter generates electromagnetic wave signals according to received signal transmission commands under the control of the in-hole transient electromagnetic instrument control center, and transmits the electromagnetic wave signals into a stratum through a transmitting coil;
the signal receiver of the transient electromagnetic instrument in the hole receives the signal received by the receiving coil under the control of the control center of the transient electromagnetic instrument in the hole, and transmits the signal to the control center of the transient electromagnetic instrument in the hole, and the control center of the transient electromagnetic instrument in the hole processes the signal; all electromagnetic wave signals acquired by the signal receiver of the transient electromagnetic instrument in the hole are digitized, and all data are stored in the data storage module of the transient electromagnetic instrument in the hole;
the in-hole transient electromagnetic instrument wired communication module is used for providing wired communication for the connection of the in-hole transient electromagnetic instrument control center and the gamma logging instrument main control unit, the in-hole transient electromagnetic instrument wired communication module is connected with the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument control center supplies power to and controls the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument wired communication module is connected with the gamma logging instrument wired communication module, and the gamma logging instrument main control unit realizes wired communication with the in-hole transient electromagnetic instrument control center in real time; the method comprises the steps that a transient electromagnetic instrument control center in a hole receives parameter setting sent by a gamma logging instrument main control unit and performs parameter setting; receiving a data transmission command of a main control unit of the gamma logging instrument, and sending needed data to the main control unit of the gamma logging instrument; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling signal transmission, signal receiving work and dormancy;
The in-hole transient electromagnetic instrument data storage module provides an external storage unit for the in-hole transient electromagnetic instrument control center, the in-hole transient electromagnetic instrument control center stores all measured electromagnetic wave data in the in-hole transient electromagnetic instrument data storage unit in a time stamp mode, and the in-hole transient electromagnetic instrument control center takes out stored data according to requirements when the in-hole transient electromagnetic instrument control center needs to take out the data.
6. A downhole multiparameter borehole geophysical prospecting fine distance detecting device according to claim 3, wherein the hole depth recorder records the depth of the in-hole instrument in the hole outside the hole;
the hole depth recorder comprises a hole depth recorder control center, a hole depth recorder data storage module, a hole depth recorder WIFI communication module, a hole depth recorder battery, a photoelectric encoder, a roller, a 3-component stress sensor, a vibration sensor and a state monitoring module;
the hole depth recorder battery directly supplies power to a hole depth recorder control center, and the hole depth recorder control center supplies power to a hole depth recorder WIFI communication module, a hole depth recorder data storage module, a photoelectric encoder and a state monitoring module;
the control center of the hole depth recorder is a control unit of the hole depth recorder, the control center of the hole depth recorder receives depth variation transmitted by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor, which are measured by the state monitoring module, processes the received data, stores the data into the data storage module of the hole depth recorder, establishes connection with the explosion-proof mobile phone through the WIFI communication module of the hole depth recorder, receives parameter configuration commands issued by the explosion-proof mobile phone, and uploads the data stored in the data storage module of the hole depth recorder according to the commands of the explosion-proof mobile phone;
The photoelectric encoder is connected with the roller, counts when the roller rotates, the roller rotates for 2mm, the photoelectric encoder records one pulse, and the rotation circle is 1024 pulses;
the state monitoring module controls a 3-component stress sensor and a vibration sensor, the 3-component stress sensor and the vibration sensor are both arranged on the surface of the roller, the 3-component stress sensor monitors the stress condition of the roller in the X, Y, Z direction and is used for judging whether the drill rod is in sliding progress or in rotating progress, the vibration sensor monitors the vibration condition of the drill rod, and the multi-parameter remote detector in the reaction hole is connected with the vibration state of the whole system of the drill rod;
the hole depth recorder WIFI communication module provides wireless communication for connection of the hole depth recorder and the explosion-proof mobile phone, the hole depth recorder WIFI communication module is connected with a hole depth recorder control center, the hole depth recorder control center supplies power to and controls the hole depth recorder control center, the hole depth recorder WIFI communication module is a WIFI signal generation source, the explosion-proof mobile phone searches for the WIFI through a WIFI signal, and wireless communication is achieved between the hole depth recorder WIFI communication module and the hole depth recorder control center after connection is established;
the hole depth recorder data storage unit provides an external storage unit for the hole depth recorder control center, the hole depth recorder control center stores depth information, stress information and vibration information in the module in a time stamp mode, and the hole depth recorder control center takes out data from the hole depth recorder data storage unit when the stored data are required to be taken out.
7. The underground coal mine multi-parameter drilling geophysical prospecting fine remote detection device according to claim 3, wherein the explosion-proof mobile phone is a handheld terminal, a data acquisition control APP based on the multi-parameter drilling geophysical prospecting fine remote detection device is installed on the explosion-proof mobile phone, the synchronization time of the equipment in the hole and the hole depth recorder is achieved by an operator before measurement, parameters required by the equipment in the hole are issued for the equipment in the hole, the equipment data in the hole and the hole depth data are obtained at the end of data acquisition, the equipment data in the hole and the hole depth data are matched according to the time stamp of the data in the hole and the time stamp of the hole depth data, and acquired multi-parameter geophysical prospecting data with the change of the hole depth are established;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measurement data, radar single track data show, drilling track show, the show of the vibration condition in the whole measurement process, the motion condition show of drilling rod in the drilling rod propelling movement process, convenient subsequent data processing.
8. The method for finely and remotely detecting the multi-parameter drilling geophysical prospecting in the underground coal mine is characterized by being realized by the device for finely and remotely detecting the multi-parameter drilling geophysical prospecting in the underground coal mine according to claim 3; the method comprises the following steps:
step 1: installing a hole depth recorder on a drilling machine;
Step 2: the drill bit, the second nonmetallic drill rod, the outer detection tube where the multi-parameter remote detector in the hole is positioned, the first nonmetallic drill rod and the drill rod are connected in sequence;
step 3: opening power control switches on the hole depth recorder and the hole multi-parameter remote detector, and starting the hole depth recorder and the hole multi-parameter remote detector;
step 4: the method comprises the steps that an explosion-proof mobile phone is used for performing WIFI connection with a hole depth recorder, a gamma logging instrument and an in-hole radar instrument respectively, parameter setting and time synchronous setting are performed on the explosion-proof mobile phone respectively, and a command for starting working of the gamma logging instrument and the in-hole radar instrument is issued;
step 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, and repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole at a pushing speed V1, wherein the gamma logging instrument and the radar in the hole continuously acquire gamma and radar data according to set parameters and fixed time intervals; the gamma detector measurement data are stored in the gamma logging instrument data storage module, the radar measurement data in the hole are stored in the radar instrument data storage module in the hole, the hole depth recorder of the hole also carries out continuous acquisition of depth data according to the set parameters, and the acquisition mode is a drill feeding mode;
Step 6: after the multi-parameter remote detector in the hole is sent to the bottom of the hole, the set time T0 is remained, during the T0 period, the state of the multi-parameter remote detector in the hole is adjusted by using a drilling machine, the state adjustment of the instrument is automatically monitored by a gamma logging instrument intelligent power management unit, the gamma logging instrument main control unit in the hole judges that the instrument has reached the bottom of the hole according to a return signal of the gamma logging instrument intelligent power management unit, then the gamma logging instrument main control unit communicates with the radar instrument in the hole, a power-off command of the radar instrument in the hole is sent, the radar instrument in the hole is switched to a dormant state after receiving the command, and the work of a signal transmitter of the radar instrument in the hole and a signal receiver of the radar instrument in the hole is stopped; the main control unit of the gamma logging instrument adjusts the working state of the gamma detector to be a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measurement module and a transient electromagnetic instrument in the hole to work; the state monitoring module of the hole depth recorder is used for adjusting the working mode according to the monitored state of the instrument in the hole, and adjusting the measuring mode into a drilling lifting mode;
step 7: after the T0 time is met, carrying out drilling lifting at a certain speed V2, carrying out point measurement by a gamma logging instrument track measurement module and an in-hole transient electromagnetic instrument according to a set time interval, storing measurement data of the gamma logging instrument track measurement module in a gamma logging instrument data storage module, storing measurement data of the in-hole transient electromagnetic instrument in the in-hole transient electromagnetic instrument data storage module, and storing data matched with multi-parameter interpretation in the gamma logging instrument data storage module according to the requirement of a gamma logging instrument main control unit; the hole depth recorder records the depth according to the drilling lifting working mode;
Step 8: after the drilling machine lifts the remote detection device to the orifice, the data measured by the multi-parameter remote detector and the hole depth recorder in the hole are exported;
step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, a command for taking out hole depth data is issued through an APP on the explosion-proof mobile phone, data stored in a hole depth recorder data storage module are taken out into the explosion-proof mobile phone, after hole depth data are taken out, the explosion-proof mobile phone issues a command, the data in the hole depth recorder data storage module are cleared, and a data storage space is reserved for the next drilling depth record measurement;
step 10: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a gamma logging instrument main control unit, commands for taking out gamma, track and transient electromagnetic data are issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module are taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues commands, the data in the gamma logging instrument data storage module are cleared, and a data storage space is reserved for the next measurement;
step 11: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a Kong Zhonglei radar control center, stored data in a radar data storage module in a hole is taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, after the radar data in the hole are taken out, the explosion-proof mobile phone issues a command to clear the data in the radar data storage module in the hole, and a data storage space is reserved for the next measurement;
Step 12: the APP on the explosion-proof mobile phone processes gamma logging instrument data, radar data in holes and data recorded in depth, firstly, according to time, matching the data measured by the Kong Zhongyi device, carrying out depth matching on the gamma logging data which are continuously measured, the radar data in the holes and the data measured by a hole deep drilling mode, and carrying out depth matching on the track measurement data which are measured by point measurement, the transient electromagnetic data in the holes and the data measured by the Kong Shendi drilling mode; secondly, calculating the track of the drilling hole according to the matched data, drawing a drilling hole track curve and a gamma logging curve, and performing variable density map and single-channel curve drawing display on Kong Zhonglei and transient electromagnetic in the hole, wherein a user checks each data according to the need;
step 13: in the underground coal mine site, according to the displayed parameter conditions of the APP on the explosion-proof mobile phone, primarily analyzing the data quality, returning to the ground, and delivering the measured data to professional processing interpreters for comprehensive processing interpretation.
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