CN112112624A - Coal mine underground multi-parameter drilling geophysical prospecting fine remote detection device and method - Google Patents
Coal mine underground multi-parameter drilling geophysical prospecting fine remote detection device and method Download PDFInfo
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- CN112112624A CN112112624A CN202010847622.3A CN202010847622A CN112112624A CN 112112624 A CN112112624 A CN 112112624A CN 202010847622 A CN202010847622 A CN 202010847622A CN 112112624 A CN112112624 A CN 112112624A
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- 238000005553 drilling Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000003245 coal Substances 0.000 title claims abstract description 38
- 230000001052 transient effect Effects 0.000 claims abstract description 158
- 238000005259 measurement Methods 0.000 claims abstract description 57
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- 239000002184 metal Substances 0.000 claims description 3
- 238000004880 explosion Methods 0.000 claims 2
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- 230000002159 abnormal effect Effects 0.000 description 5
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- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- 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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- 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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/04—Measuring depth or liquid level
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
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Abstract
The invention discloses a device and a method for detecting underground multi-parameter drilling geophysical prospecting fine distance of a coal mine, wherein the device comprises a drilling machine, a drill rod, a first non-metal drill rod, an in-hole multi-parameter distance detector, a second non-metal drill rod and a drill bit which are sequentially connected; a hole depth recorder and an out-of-hole explosion-proof mobile phone; the in-hole multi-parameter far detector comprises a gamma logging instrument, an in-hole transient electromagnetic instrument and an in-hole radar instrument; the invention combines the gamma logging of fine detection, the radar in the hole and the transient electromagnetism in the hole together, and can realize three scales of fine detection, middle detection and far detection; the gamma logging can compensate the detection blind area of the radar in the hole, the radar in the hole can compensate the detection blind area of the transient electromagnetism in the hole, the transient electromagnetism in the hole can realize remote detection, and the defect that the detection radius of the gamma logging and the radar in the hole is small is overcome; the three detection methods make up for each other, and the target with high detection precision and long detection distance can be well realized by combining the drilling track measurement and the drilling depth measurement.
Description
Technical Field
The invention belongs to the technical field of geophysical fine detection and far detection, and particularly relates to a multi-parameter borehole geophysical fine far detection device and method for an underground coal mine.
Background
With the development of intelligent mining of coal mines, the current coal mine exploration tends to search for small and hidden geological structures, the development of gas control and water damage control of coal mines from qualitative to quantitative, the advanced detection requirement of mining working faces and the like, and the detection requirements of high detection precision and long detection distance are provided for geophysical prospecting.
The advanced detection of the underground 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 supports, a transportation belt bracket and the like. A large number of drilled holes are distributed in the underground coal mine, for example, for safety production of the coal mine, in order to prevent water damage accidents in the underground coal mine, a plurality of penetrating water detection and drainage holes are drilled on a working surface, the water detection and drainage holes are only used for detecting drainage water at present, similarly, 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 seam, the drilling function of the gas drainage holes is only used for gas drainage, and the gas drainage holes cannot be well utilized. The underground water exploration and drainage hole and the gas extraction hole of the coal mine 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 and the water damage has the advantages of large drilling depth, far distance from a roadway and a working face, no influence of a heading machine in the roadway, rails of a bottom plate, I-steel supports, anchor supports, a transportation belt support and the like, the positions of the geological abnormal body and the disaster body around the hole can be clearly detected, a transparent working face is formed, and more fine geological conditions are provided for subsequent accurate coal mining.
The geophysical detection methods are numerous, one method has own limitations, and information such as lithology, geologic body orientation, water-containing abnormal body position and the like is difficult to accurately infer only by means of data obtained by one method, so that a new problem is provided for geologists, namely how to combine multiple detection methods together and comprehensively explain the multiple detection methods, and the purposes of high detection precision and long detection distance are achieved.
Disclosure of Invention
The invention provides a device and a method for detecting underground multi-parameter borehole geophysical prospecting fine distance of a coal mine, aiming at the defects and the defects in the prior art, the device and the method can be used for detecting all underground boreholes of the coal mine, the depth of the detected borehole is more than 500m, the interface positions of a geological abnormal body, a water-containing abnormal body and a coal bed top and bottom plate within the range of 0.1-100 m around the borehole can be detected, and a fine guidance basis is provided for intelligent underground mining of the coal mine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a coal mine underground multi-parameter drilling geophysical prospecting drill rod for fine remote detection comprises a drill rod, a first non-metal drill rod, a detection outer pipe, a second non-metal drill rod and a drill bit which are coaxially arranged and sequentially connected; a multi-parameter far detector in the hole is arranged in the detection outer tube and comprises a gamma logging instrument, a transient electromagnetic instrument in the hole and a radar instrument in the hole;
the gamma logging instrument is in wired communication with the transient electromagnetic instrument in the hole; the gamma logging instrument is in wireless communication with the radar instrument in the hole; 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 moving end outside the hole.
Specifically, the detection outer pipe is in threaded connection with a first nonmetal drill rod and a second nonmetal drill rod on two sides; the mobile end outside the hole is an explosion-proof mobile phone outside the hole.
A coal mine underground multi-parameter drilling geophysical prospecting fine remote detecting device comprises a drilling rod for detection, a drilling machine for pushing the drilling 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 a control center of the transient electromagnetic instrument in the hole, a wired communication module of the transient electromagnetic instrument in the hole, a data storage module of the transient electromagnetic instrument in the hole, a signal transmitter of the transient electromagnetic instrument in the hole, a transmitting coil, a receiver of the transient electromagnetic signal in the hole and a receiving coil;
the in-hole radar apparatus includes: radar appearance battery in the hole, radar appearance control center module in the hole, radar appearance signal transmitter in the hole, radar appearance signal pickup ware in the hole, transmitting antenna, receiving antenna, radar appearance data storage module in the hole and radar appearance WIFI communication module in the hole.
Specifically, the gamma logging instrument further comprises a gamma logging instrument battery 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 control the power-on and power-off switching 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 stores data into the gamma logging instrument data storage module;
the gamma logging instrument track measuring 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 track measuring module and controls the working state of the gamma logging instrument track measuring module, the gamma logging instrument track measuring module measures the inclination angle, the azimuth angle and the working face angle of the gamma logging instrument track measuring module, the gamma logging instrument track measuring module transmits measured data to the gamma logging instrument main control unit, and the gamma logging instrument main control unit stores the track data in the gamma logging instrument data storage module in a time stamp mode;
the gamma logging instrument WIFI communication module provides wireless communication for the gamma logging instrument main control unit, the radar instrument in the hole and the explosion-proof mobile phone; the method comprises the steps that a WIFI communication module of the gamma logging instrument provides a WIFI signal generation source, the explosion-proof mobile phone searches for the WIFI signal through mobile phone WIFI to establish connection with a main control unit of the gamma logging instrument so as to achieve wireless communication, receives parameter configuration information sent by the explosion-proof mobile phone, and performs parameter configuration; the radar instrument in the hole is in wireless communication with the gamma logging instrument main control unit through WIFI, and the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit 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 the gamma logging instrument main control unit and the transient electromagnetic instrument in the hole, the gamma logging instrument wired communication module is connected with the gamma logging instrument main control unit, and the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the work of the gamma logging instrument main control unit; the gamma logging instrument main control unit sends instrument working and sleeping instructions for the transient electromagnetic instrument in the hole, receives measured data of the transient electromagnetic instrument in the hole, and stores the measured data of the transient electromagnetic instrument in the hole 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 measured gamma data, drilling track data and transient electromagnetic effective data in holes in the gamma logging instrument data storage module in a time stamp mode, and the gamma logging instrument main control unit controls the data to be taken out when the data are required to be taken out and then takes out the stored data.
Specifically, the in-hole radar instrument battery supplies power for the in-hole radar instrument signal transmitter, the in-hole radar instrument signal collector and the in-hole radar instrument control center module respectively;
the in-hole radar control center module controls the in-hole radar WIFI communication module, supplies power to the in-hole radar control center module and controls the in-hole radar control center module; the in-hole radar control center module communicates with the explosion-proof mobile phone through the in-hole radar WIFI communication module, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by the explosion-proof mobile phone, and performing parameter setting; receiving a data transmission command of the explosion-proof mobile phone, and sending all collected data to the explosion-proof mobile phone; receiving a power-off and power-on signal sent by a gamma logging instrument main control unit, and controlling the work and dormancy of a radar instrument in a hole;
the in-hole radar instrument signal transmitter generates an electromagnetic wave pulse signal according to a received signal transmitting command under the control of the in-hole radar control center module, and transmits the electromagnetic wave pulse signal into a stratum through a transmitting antenna;
the in-hole radar instrument signal collector receives a signal received by the receiving antenna under the control of the in-hole radar control center module, transmits the signal to the in-hole radar control center module, processes the signal by the in-hole radar control center module, digitizes a direct radar wave and a transmitted radar wave collected by the in-hole radar instrument signal collector, and stores the digitized direct radar wave and the transmitted radar wave in the in-hole radar instrument data storage module;
radar appearance data storage module provides outside memory cell for radar appearance control center module in the hole, and radar appearance control center module in the hole will record radar return data and pass through the mode storage of time stamp in radar appearance data storage unit in the hole, and radar appearance control center module in the hole takes out the data of storage again from it when needing to take out data.
Specifically, the transient electromagnetic instrument signal transmitter in the hole generates an electromagnetic wave signal according to a received signal transmitting command under the control of the transient electromagnetic instrument control center in the hole, and transmits the electromagnetic wave signal to 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, transmits the signal to the control center of the transient electromagnetic instrument in the hole, and is processed by the control center of the transient electromagnetic instrument in the hole; digitizing all electromagnetic wave signals collected by the transient electromagnetic instrument signal receiver in the hole and storing all data in a transient electromagnetic instrument data storage module 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 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 for the in-hole transient electromagnetic instrument control center instrument and controls the in-hole transient electromagnetic instrument control center instrument, 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 is in wired communication with the in-hole transient electromagnetic instrument control center in real time; the control center of the transient electromagnetic instrument in the hole receives the parameter setting sent by the main control unit of the gamma logging instrument and carries out parameter setting; receiving a data transmission command of a gamma logging instrument main control unit, and sending required data to the gamma logging instrument main control unit; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling signal transmission and signal receiving work and dormancy;
the transient electromagnetic instrument data storage module in the hole provides an external storage unit for the transient electromagnetic instrument control center in the hole, the transient electromagnetic instrument control center in the hole stores all measured electromagnetic wave data in the transient electromagnetic instrument data storage unit in the hole in a time stamp mode, and the transient electromagnetic instrument control center in the hole takes out the stored data from the transient electromagnetic instrument data storage unit according to requirements when the data are required to be taken out.
Specifically, the hole depth recorder records the depth of the 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 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 hole depth recorder control center is a control unit of the hole depth recorder, receives depth variation sent back by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor, measured by the state monitoring module, processes the received data, stores the data into the hole depth recorder data storage module, establishes connection with the explosion-proof mobile phone through the hole depth recorder WIFI communication module, receives a parameter configuration command sent by the explosion-proof mobile phone, and uploads the data stored in the hole depth recorder data storage module according to the command of the explosion-proof mobile phone;
the photoelectric encoder is connected with the roller, counts when the roller rotates, records a pulse when the roller rotates by 2mm, and rotates for 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 in the direction of X, Y, Z on the roller so as to judge whether the drill rod advances in a sliding mode or in a rotating mode, the vibration sensor mainly monitors the vibration condition of the drill rod, and the vibration state of the whole system with the multi-parameter far detector connected with the drill rod in the reaction hole is reflected;
the hole depth recorder WIFI communication module is used for providing 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 the hole depth recorder control center, the hole depth recorder control center supplies power to the hole depth recorder control center 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 WIFI through a WIFI signal, and the hole depth recorder WIFI communication module and the explosion-proof mobile phone realize wireless communication 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 explosion-proof mobile phone is a handheld terminal, a data acquisition control APP based on a multi-parameter drilling geophysical prospecting fine and far detection device is installed on the explosion-proof mobile phone, an operator synchronizes time for in-hole equipment and a hole depth recorder before measurement, issues parameters required by the instrument for the in-hole equipment, acquires in-hole equipment data and hole depth data when data acquisition is finished, matches the in-hole equipment data and the hole depth data according to a timestamp of the in-hole data and a timestamp of the hole depth data, and establishes multi-parameter geophysical prospecting data acquired by changing the hole depth;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measured data, show of radar single track data, drilling track show, the show of vibration condition among the whole measurement process, the motion condition show of drilling rod among the drilling rod propelling movement process, make things convenient for subsequent data processing.
A coal mine underground multi-parameter drilling geophysical prospecting fine remote detection method comprises the following steps:
step 1: mounting a hole depth recorder on a drilling machine;
step 2: sequentially connecting and mounting a drill bit, a second non-metal drill rod, a detection outer pipe in which a multi-parameter far detector in a hole is positioned, a first non-metal drill rod and a drill rod;
and step 3: opening power control switches on the hole depth recorder and the in-hole multi-parameter far detector, and starting the hole depth recorder and the in-hole multi-parameter far detector;
and 4, step 4: using an explosion-proof mobile phone to respectively carry out WIFI connection with a hole depth recorder, a gamma logging instrument and a radar instrument in a hole, respectively carrying out parameter setting and time synchronization setting on the explosion-proof mobile phone, and issuing a command for starting the work of the gamma logging instrument and the radar instrument in the hole;
and 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, subsequently repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole, wherein the pushing speed is V1, and the gamma logging instrument and the radar instrument in the hole continuously acquire gamma and radar data according to set parameters at fixed time intervals; the method comprises the following steps that gamma detector measurement data are stored in a gamma logging instrument data storage module, radar measurement data in a hole are stored in a radar instrument data storage module in the hole, a hole depth recorder of a hole opening also carries out continuous collection of depth data according to set parameters, and the collection mode is a bit feeding mode;
step 6: after the multi-parameter far detector in the hole is sent to the bottom of the hole, the multi-parameter far detector in the hole stays for a set time T0, during the period T0, a drilling machine is used for adjusting the state of the multi-parameter far detector in the hole, an intelligent power management unit of the gamma logging instrument automatically monitors the state adjustment of the instrument, a main control unit of the gamma logging instrument in the hole returns a signal according to the intelligent power management unit of the gamma logging instrument, the instrument is judged to reach the bottom of the hole, then the main control unit of the gamma logging instrument is communicated with a 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; the gamma logging instrument main control unit adjusts the working state of the gamma detector into a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measuring module and a transient electromagnetic instrument in the hole to work; a state monitoring module of the orifice depth recorder adjusts the working mode according to the monitored state of the instrument in the hole, and the measuring mode is adjusted to be a drill lifting mode;
and 7: after T0 time is met, the drill is lifted at a certain speed V2, the gamma logging instrument track measuring module and the transient electromagnetic instrument in the hole carry out point measurement according to a set time interval, the measured data of the gamma logging instrument track measuring module is stored in the gamma logging instrument data storage module, the measured data of the transient electromagnetic instrument in the hole is stored in the transient electromagnetic instrument data storage module in the hole, and the data of multi-parameter interpretation is stored in the gamma logging instrument data storage module in cooperation with the data of the gamma logging instrument main control unit according to the requirements of the gamma logging instrument main control unit; the orifice depth recorder records the depth according to the drill lifting working mode;
and 8: after the drilling machine lifts the far detection device to the hole opening, data measured by the multi-parameter far detection device and the hole depth measuring device in the hole are exported;
and step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, an APP on the explosion-proof mobile phone issues a command for taking out hole depth data, the data stored in a data storage module of the hole depth recorder are taken out to the explosion-proof mobile phone, and after the hole depth data are taken out, the explosion-proof mobile phone issues the command to clear the data in the data storage module of the hole depth recorder and vacate a data storage space for the next drilling depth recording 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, a command for taking out gamma, track and transient electromagnetic data is issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module is taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues a command, the data in the gamma logging instrument data storage module are removed, 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 control center of a radar instrument in a hole, stored data in a radar instrument data storage module in the hole are taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, and after the radar instrument data in the hole are taken out, the explosion-proof mobile phone issues a command to clear data in the radar instrument data storage module in the hole and vacate a data storage space for the next measurement;
step 12: processing gamma logging instrument data, in-hole radar data and depth recorded data by an APP on an explosion-proof mobile phone, firstly matching the data measured by an in-hole instrument according to time, performing depth matching on continuously measured gamma logging data and in-hole radar data and data measured in a hole deep drilling mode, and performing depth matching on point measured track measurement data and in-hole transient electromagnetic data and data measured in a hole deep drilling mode; secondly, calculating the track of the drilled hole according to the matched data, drawing a drilling track curve and a gamma logging curve, carrying out variable density graph and single-channel curve drawing display on the radar in the hole and the transient electromagnetic in the hole, and checking each data by a user according to the requirement;
step 13: on the underground coal mine site, according to the parameter conditions displayed by the APP on the explosion-proof mobile phone, the data quality is preliminarily analyzed, the requirements are met, the data can be returned to the ground, and the measured data is given to professional processing interpreters for comprehensive processing and interpretation.
Compared with the prior art, the invention has the beneficial technical effects that:
(1) the method and the device are simple to operate, the far detecting device and the hole depth recorder are automatically used for measuring and storing data after the far detecting device and the hole depth recorder are set by using the explosion-proof mobile phone at the beginning in the measuring process, and personnel do not need to perform any operation in the subsequent drilling process. The data transmission of the explosion-proof mobile phone, the depth recorder and the far detection device in the hole adopts WIFI communication, no cable is connected between the instruments, and the on-site installation and operation are facilitated.
(2) The invention is convenient to transport and carry, the non-metal drill rod, the far 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 invention, each part for the far detection in the hole adopts a uniform matching mode, wherein the radar in the hole and the transient electromagnetic in the hole have a plurality of frequencies, and can be independently selected and combined according to the measurement requirement, the frequency distribution range of the radar antenna in the hole is 100 MHz-1000 MHz, and the frequency distribution range of the coil of the transient electromagnetic instrument in the hole is 2.5 Hz-25 Hz.
(4) By adopting the invention, based on the pushing of the drilling machine, the depth of the hole entering measurement of the far detecting instrument in the hole is not limited by other factors, the depth which can be measured is determined according to the depth of the drilled hole, so that the support is provided for the fine detection of the working surface under the coal mine, in the coal mine, the radar in the hole can be pushed to enter the hole to measure only when the drilling is completed by using the drilling machine, the geological condition around the drilled hole can be preliminarily evaluated by field personnel after the measurement according to the image displayed on the explosion-proof mobile phone, and after the well lifting is completed by the measurement, the professional data processing personnel can further process, analyze and explain the data.
(5) By adopting the invention, the instrument can be suitable for drilling machines of any model, and when the drilled hole collapses, the drilling can be fed in a rotary drilling mode, and after the well is raised by measurement, personnel on the ground can know the underground measurement process and the state in the whole measurement process according to the recorded information, thereby facilitating the subsequent data processing and interpretation.
(6) By adopting the invention, a plurality of parameters of multi-parameter far detection measurement in the hole are measured under the same condition, the measured data can be jointly and comprehensively interpreted during data processing and interpretation, the detection ranges reflected by different parameters are different, each parameter is jointly processed to carry out layer-by-layer progressive analysis, the transmitting coil and the receiving coil of the transient electromagnetic instrument in the hole are three-component measurement, the measurement has directionality, the abnormality can be positioned, the antenna measurement range of the radar instrument in the hole is omnibearing, the measured data does not have directionality, and the radar in the hole and the transient electromagnetic data can be jointly interpreted, so that the positioning analysis of the radar measurement abnormality in the hole is realized.
Drawings
FIG. 1 is a schematic view of a state of use of the present invention;
FIG. 2 is a block diagram of the components of the borehole gamma logger of the present invention;
FIG. 3 is a block diagram of the transient in the hole of the present invention;
FIG. 4 is a block diagram of the components of the borehole radar apparatus of the present invention;
FIG. 5 is a schematic view showing the connection of the parts of the multi-parameter remote sensing device in the hole according to the present invention;
the reference numerals have the meanings given below: 1-a multi-parameter far detector in a hole (comprising a gamma logging instrument, a transient electromagnetic instrument in the hole and a radar instrument in the hole), 2-a first non-metal drill rod, 3-a drill rod, 4-a hole depth recorder, 5-a drilling machine, 6-an explosion-proof mobile phone, 7-a drill hole to be detected, 8-a second non-metal drill rod, 9-a drill bit, 10-surrounding rock and 11-a roadway or a working surface;
the system comprises a 1.1-gamma logging instrument, a 1.1.1-gamma logging instrument main control unit, a 1.1.2-gamma logging instrument data storage module, a 1.1.3-gamma logging instrument WIFI communication module, a 1.1.4-gamma logging instrument wired communication module, a 1.1.5-gamma logging instrument battery, a 1.1.6-gamma logging instrument trajectory measurement module, a 1.1.7-gamma detector and a 1.1.8-gamma logging instrument intelligent power supply management unit;
1.2-transient electromagnetic instrument in hole, 1.2.1-transient electromagnetic instrument control center in hole, 1.2.2-transient electromagnetic instrument data storage module in hole, 1.2.3-transient electromagnetic instrument in hole wired communication module, 1.2.4-transient electromagnetic instrument in hole signal transmitter, 1.2.5-transmitting coil, 1.2.6-receiving coil, 1.2.7-transient electromagnetic instrument in hole signal receiver;
1.3-radar in hole instrument, 1.3.1-radar in hole instrument control center module, 1.3.2-radar in hole instrument data storage module, 1.3.3-radar in hole instrument WIFI communication module, 1.3.4-radar in hole instrument battery, 1.3.5-transmitting antenna, 1.3.6-receiving antenna, 1.3.7-radar in hole instrument signal transmitter, 1.3.8-radar in hole instrument signal collector.
The invention is described in detail below with reference to the drawings and the detailed description.
Detailed Description
The method combines the affine logging of fine detection, the radar in the hole and the transient electromagnetism in the hole, and can realize three scales of detection of fine detection, middle detection and far detection. The radioactive logging can compensate the detection blind area of the radar in the hole, the radar in the hole can compensate the detection blind area of the transient electromagnetism in the hole, the transient electromagnetism in the hole can realize remote detection, and the defect that the detection radius of the radar in the radioactive logging and the hole is small is overcome. The three detection methods make up for each other, and the target with high detection precision and long detection distance can be well realized by combining the drilling track measurement and the drilling depth measurement.
The present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention fall within the protection scope of the present invention. The present invention will be described in further detail with reference to examples.
Example 1:
the embodiment provides a drill rod for coal mine underground multi-parameter drilling geophysical prospecting fine remote detection, which comprises a drill rod 3, a first non-metal drill rod 2, a detection outer pipe, a second non-metal drill rod 8 and a drill bit 9 which are coaxially arranged and sequentially connected; a multi-parameter far detector in the hole is sequentially arranged in the detection outer tube, and comprises a gamma logging instrument 1.1, a transient electromagnetic instrument 1.2 in the hole and a radar instrument 1.3 in the hole; the gamma logging instrument 1.1 and the transient electromagnetic instrument 1.2 in the hole are in wired communication; the gamma logging instrument 1.1 and the radar instrument 1.3 in the hole are in wireless communication; the gamma logging instrument 1.1, the transient electromagnetic instrument 1.2 in the hole and the radar instrument 1.3 in the hole can be in wireless communication with the moving end outside the hole.
The detection outer pipe is in threaded connection with the first nonmetal drill pipe 2 and the second nonmetal drill pipe 8 on two sides; the mobile end outside the hole is an explosion-proof mobile phone 6 outside the hole.
In the embodiment, the gamma logging, the radar in the hole and the transient electromagnetism in the hole which are subjected to fine detection are combined together, so that three scales of fine detection, middle detection and far detection can be realized; the gamma logging can compensate the detection blind area of the radar in the hole, the radar in the hole can compensate the detection blind area of the transient electromagnetism in the hole, the transient electromagnetism in the hole can realize remote detection, and the defect that the detection radius of the gamma logging and the radar in the hole is small is overcome; the three detection methods make up for each other, and the target with high detection precision and long detection distance can be well realized by combining the drilling track measurement and the drilling depth measurement.
Example 2:
the embodiment provides a coal mine underground multi-parameter drilling geophysical prospecting fine remote detecting device which comprises a drilling rod for detection, a drilling machine for pushing the drilling 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, and further comprises 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-hole transient electromagnetic instrument 1.2 comprises: the control system comprises a transient electromagnetic instrument control center in hole 1.2.1, a transient electromagnetic instrument wired communication module in hole 1.2.3, a transient electromagnetic instrument data storage module in hole 1.2.2, a transient electromagnetic instrument signal transmitter in hole 1.2.4, a transmitting coil 1.2.5, a transient electromagnetic signal receiver in hole 1.2.7 and a receiving coil 1.2.6;
the in-hole radar apparatus 1.3 comprises: radar appearance battery 1.3.4 in the hole, radar appearance control center module 1.3.1 in the hole, radar appearance signal transmitter 1.3.7 in the hole, radar appearance signal pickup 1.3.8 in the hole, transmitting antenna 1.3.5, receiving antenna 1.3.6, radar appearance data storage module 1.3.2 in the hole and radar appearance WIFI communication module 1.3.3 in the hole.
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 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 1.1.1, the gamma logging instrument main control unit 1.1.1 carries out counting statistics and stores the data into the gamma logging instrument data storage module 1.1.2;
the gamma logging instrument trajectory 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 trajectory measurement module 1.1.6 and controls the working state of the gamma logging instrument trajectory measurement module, the inclination angle, the azimuth angle and the working face angle of the gamma logging instrument trajectory measurement module 1.1.6 measure the 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 the trajectory 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, the radar instrument in the hole and the explosion-proof mobile phone; the gamma logging instrument WIFI communication module 1.1.3 provides a WIFI signal generation source, the explosion-proof mobile phone searches for the WIFI signal through mobile phone WIFI to establish connection with the gamma logging instrument main control unit 1.1.1 to realize wireless communication, receives parameter configuration information sent by the explosion-proof 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 gamma logging instrument main control unit and controls the work of the gamma logging instrument main control unit;
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 for the gamma logging instrument main control unit and controls the work of the gamma logging instrument main control unit; the wired communication module 1.1.4 of the gamma logging instrument is connected with the wired communication module 1.2.3 of the transient electromagnetic instrument in the hole, so that the communication between a main control unit in the gamma logging instrument and the transient electromagnetic instrument in the hole is realized, the main control unit 1.1.1 of the gamma logging instrument sends instrument working and sleeping instructions for the transient electromagnetic instrument in the hole, receives the measured data of the transient electromagnetic instrument in the hole and stores the measured data of the transient electromagnetic instrument in the hole into a data storage unit of the gamma logging instrument;
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 measured gamma data, drilling track data and transient electromagnetic effective data in holes 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 are required to be taken out, and then the stored data are taken out.
Specifically, a radar instrument in hole battery 1.3.4 supplies power to a radar instrument in hole signal transmitter 1.3.7, a radar instrument in hole signal collector 1.3.8 and a radar instrument in hole control center module 1.3.1 respectively;
the in-hole radar control center module 1.3.1 controls the in-hole radar WIFI communication module 1.3.3, and the in-hole radar control center module 1.3.1 supplies power to and controls the in-hole radar control center module; the in-hole radar control center module 1.3.1 communicates with the explosion-proof mobile phone through the in-hole radar WIFI communication module 1.3.3, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by the explosion-proof mobile phone, and performing parameter setting; receiving a data transmission command of the explosion-proof mobile phone, and sending all collected 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 an electromagnetic wave pulse signal according to a received signal transmitting command under the control of the in-hole radar control center module, and transmits the electromagnetic wave pulse signal into a stratum through a transmitting antenna 1.3.5;
the in-hole radar instrument signal collector 1.3.8 receives signals received by the receiving antenna 1.3.6 under the control of the in-hole radar control center module, transmits the signals to the in-hole radar control center module, is processed by the in-hole radar control center module, digitizes direct radar waves and transmitted radar waves collected by the in-hole radar instrument signal collector 1.3.8, and stores the digitized direct radar waves and transmitted radar waves in the in-hole radar instrument data storage module 1.3.2;
radar appearance data storage module 1.3.2 provides outside memory cell for radar appearance control center module 1.3.1 in the hole, and radar appearance control center module 1.3.1 in the hole will record radar return data and pass through the mode storage of time stamp in radar appearance data storage unit in the hole, and radar appearance control center module 1.3.1 in the hole takes out the data of storage again from it when needing to take out data.
Specifically, the transient electromagnetic instrument signal transmitter 1.2.4 in the hole generates an electromagnetic wave signal according to a received signal transmission command under the control of the transient electromagnetic instrument control center 1.2.1 in the hole, and transmits the electromagnetic wave signal to the stratum through the transmitting coil 1.2.5;
the signal receiver of the transient electromagnetic instrument in the hole receives the signal received by the receiving coil 1.2.6 under the control of the control center 1.2.1 of the transient electromagnetic instrument in the hole, and transmits the signal to the control center 1.2.1 of the transient electromagnetic instrument in the hole, and the signal is processed by the control center 1.2.1 of the transient electromagnetic instrument in the hole; digitizing all electromagnetic wave signals collected by the transient electromagnetic instrument signal receiver in the hole and storing all data in the transient electromagnetic instrument data storage module 1.2.2 in the hole;
the in-hole transient electromagnetic instrument wired communication module 1.2.3 is used for providing wired communication for connecting the in-hole transient electromagnetic instrument control center 1.2.1 with 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 is used for supplying power for the in-hole transient electromagnetic instrument control center and controlling the in-hole transient electromagnetic instrument control center, 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 in-hole transient electromagnetic instrument control center 1.2.1 receives parameter setting sent by the gamma logging instrument main control unit 1.1.1 and carries out parameter setting; receiving a data transmission command of a 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 a main control unit 1.1.1 of the gamma logging instrument, and controlling signal transmission and signal receiving work and dormancy;
transient electromagnetism appearance data storage module 1.2.2 in the hole provides outside memory cell for transient electromagnetism appearance control center 1.2.1 in the hole, and transient electromagnetism appearance control center 1.2.1 in the hole will measure all electromagnetic wave data and store in transient electromagnetism appearance data storage unit in the hole through the mode of time stamp, and transient electromagnetism appearance control center 1.2.1 in the hole takes out the memory data from it again according to requesting when needing to take out the data.
Specifically, the hole depth recorder 4 records the depth of the 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 hole depth recorder control center is a control unit of the hole depth recorder, receives depth variation sent back by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor and measured by the state monitoring module, processes the received data, stores the data into the hole depth recorder data storage module, establishes connection with the explosion-proof mobile phone through the hole depth recorder WIFI communication module, receives a parameter configuration command sent by the explosion-proof mobile phone, and uploads the data stored in the hole depth recorder data storage module according to the command of the explosion-proof mobile phone;
the photoelectric encoder is connected with the roller, counts when the roller rotates, records a pulse when the roller rotates by 2mm, and rotates for 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 in the direction of X, Y, Z on the roller so as to judge whether the drill rod advances in a sliding mode or in a rotating mode, the vibration sensor mainly monitors the vibration condition of the drill rod, and the vibration state of the whole system, connected with the drill rod, of the multi-parameter far detector 1 in the reaction hole is reflected;
the hole depth recorder WIFI communication module is used for providing 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 the hole depth recorder control center, the hole depth recorder control center supplies power for the hole depth recorder control center and controls the hole depth recorder control center, the hole depth recorder WIFI communication module is used as a WIFI signal generation source, the explosion-proof mobile phone searches for WIFI through a WIFI signal, and the hole depth recorder WIFI communication module and the explosion-proof mobile phone realize wireless communication 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 explosion-proof mobile phone is a handheld terminal, a data acquisition control APP based on a multi-parameter drilling geophysical prospecting fine and far detection device is installed on the terminal, an operator synchronizes time for in-hole equipment and a hole depth recorder before measurement, issues parameters required by the instrument for the in-hole equipment, acquires in-hole equipment data and hole depth data when data acquisition is finished, matches the in-hole equipment data and the hole depth data according to a timestamp of the in-hole data and a timestamp of the hole depth data, and establishes acquired multi-parameter geophysical prospecting data with hole depth change;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measured data, show of radar single track data, drilling track show, the show of vibration condition among the whole measurement process, the motion condition show of drilling rod among the drilling rod propelling movement process, make things convenient for 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: mounting a hole depth recorder on a drilling machine;
step 2: sequentially connecting and mounting a drill bit, a second non-metal drill rod, a detection outer pipe in which a multi-parameter far detector in a hole is positioned, a first non-metal drill rod and a drill rod;
and step 3: opening power control switches on the hole depth recorder and the in-hole multi-parameter far detector, and starting the hole depth recorder and the in-hole multi-parameter far detector;
and 4, step 4: using an explosion-proof mobile phone to respectively carry out WIFI connection with a hole depth recorder, a gamma logging instrument and a radar instrument in a hole, respectively carrying out parameter setting and time synchronization setting on the explosion-proof mobile phone, and issuing a command for starting the work of the gamma logging instrument and the radar instrument in the hole;
and 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, subsequently repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole, wherein the pushing speed is V1, and the gamma logging instrument and the radar instrument in the hole continuously acquire gamma and radar data according to set parameters at fixed time intervals; the method comprises the following steps that gamma detector measurement data are stored in a gamma logging instrument data storage module, radar measurement data in a hole are stored in a radar instrument data storage module in the hole, a hole depth recorder of a hole opening also carries out continuous collection of depth data according to set parameters, and the collection mode is a bit feeding mode;
step 6: after the multi-parameter far detector in the hole is sent to the bottom of the hole, the multi-parameter far detector in the hole stays for a set time T0, during the period T0, a drilling machine is used for adjusting the state of the multi-parameter far detector in the hole, an intelligent power management unit of the gamma logging instrument automatically monitors the state adjustment of the instrument, a main control unit of the gamma logging instrument in the hole returns a signal according to the intelligent power management unit of the gamma logging instrument, the instrument is judged to reach the bottom of the hole, then the main control unit of the gamma logging instrument is communicated with a 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; the gamma logging instrument main control unit adjusts the working state of the gamma detector into a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measuring module and a transient electromagnetic instrument in the hole to work; a state monitoring module of the orifice depth recorder adjusts the working mode according to the monitored state of the instrument in the hole, and the measuring mode is adjusted to be a drill lifting mode;
and 7: after T0 time is met, the drill is lifted at a certain speed V2, the gamma logging instrument track measuring module and the transient electromagnetic instrument in the hole carry out point measurement according to a set time interval, the measured data of the gamma logging instrument track measuring module is stored in the gamma logging instrument data storage module, the measured data of the transient electromagnetic instrument in the hole is stored in the transient electromagnetic instrument data storage module in the hole, and the data of multi-parameter interpretation is stored in the gamma logging instrument data storage module in cooperation with the data of the gamma logging instrument main control unit according to the requirements of the gamma logging instrument main control unit; the orifice depth recorder records the depth according to the drill lifting working mode;
and 8: after the drilling machine lifts the far detection device to the hole opening, data measured by the multi-parameter far detection device and the hole depth measuring device in the hole are exported;
and step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, an APP on the explosion-proof mobile phone issues a command for taking out hole depth data, the data stored in a data storage module of the hole depth recorder are taken out to the explosion-proof mobile phone, and after the hole depth data are taken out, the explosion-proof mobile phone issues the command to clear the data in the data storage module of the hole depth recorder and vacate a data storage space for the next drilling depth recording 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, a command for taking out gamma, track and transient electromagnetic data is issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module is taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues a command, the data in the gamma logging instrument data storage module are removed, 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 control center of a radar instrument in a hole, stored data in a radar instrument data storage module in the hole are taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, and after the radar instrument data in the hole are taken out, the explosion-proof mobile phone issues a command to clear data in the radar instrument data storage module in the hole and vacate a data storage space for the next measurement;
step 12: processing gamma logging instrument data, in-hole radar data and depth recorded data by an APP on an explosion-proof mobile phone, firstly matching the data measured by an in-hole instrument according to time, performing depth matching on continuously measured gamma logging data and in-hole radar data and data measured in a hole deep drilling mode, and performing depth matching on point measured track measurement data and in-hole transient electromagnetic data and data measured in a hole deep drilling mode; secondly, calculating the track of the drilled hole according to the matched data, drawing a drilling track curve and a gamma logging curve, carrying out variable density graph and single-channel curve drawing display on the radar in the hole and the transient electromagnetic in the hole, and checking each data by a user according to the requirement;
step 13: on the underground coal mine site, according to the parameter conditions displayed by the APP on the explosion-proof mobile phone, the data quality is preliminarily analyzed, the requirements are met, the data can be returned to the ground, and the measured data is given to professional processing interpreters for comprehensive processing and interpretation.
Claims (9)
1. A coal mine underground multi-parameter drilling geophysical prospecting drill rod for fine remote detection is characterized by comprising a drill rod, a first non-metal drill rod, a detection outer pipe, a second non-metal drill rod and a drill bit which are coaxially arranged and sequentially connected; a multi-parameter far detector in the hole is arranged in the detection outer tube and comprises a gamma logging instrument, a transient electromagnetic instrument in the hole and a radar instrument in the hole;
the gamma logging instrument is in wired communication with the transient electromagnetic instrument in the hole; the gamma logging instrument is in wireless communication with the radar instrument in the hole; 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 moving end outside the hole.
2. The drill rod for the coal mine underground multi-parameter borehole geophysical prospecting fine remote detection as claimed in claim 1, wherein the detection outer pipe is in threaded connection with the first nonmetal drill rod and the second nonmetal drill rod on two sides; the mobile end outside the hole is an explosion-proof mobile phone outside the hole.
3. A coal mine underground multi-parameter drilling geophysical prospecting fine remote detection device is characterized by comprising the drilling rod for detection in claim 2, a drilling machine for pushing the drilling 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 a control center of the transient electromagnetic instrument in the hole, a wired communication module of the transient electromagnetic instrument in the hole, a data storage module of the transient electromagnetic instrument in the hole, a signal transmitter of the transient electromagnetic instrument in the hole, a transmitting coil, a receiver of the transient electromagnetic signal in the hole and a receiving coil;
the in-hole radar apparatus includes: radar appearance battery in the hole, radar appearance control center module in the hole, radar appearance signal transmitter in the hole, radar appearance signal pickup ware in the hole, transmitting antenna, receiving antenna, radar appearance data storage module in the hole and radar appearance WIFI communication module in the hole.
4. The apparatus of claim 3, wherein the gamma logger further comprises a gamma logger battery for powering the gamma logger master control unit and the in-hole transient electromagnetic tool;
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 control the power-on and power-off switching 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 stores data into the gamma logging instrument data storage module;
the gamma logging instrument track measuring 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 track measuring module and controls the working state of the gamma logging instrument track measuring module, the gamma logging instrument track measuring module measures the inclination angle, the azimuth angle and the working face angle of the gamma logging instrument track measuring module, the gamma logging instrument track measuring module transmits measured data to the gamma logging instrument main control unit, and the gamma logging instrument main control unit stores the track data in the gamma logging instrument data storage module in a time stamp mode;
the gamma logging instrument WIFI communication module provides wireless communication for the gamma logging instrument main control unit, the radar instrument in the hole and the explosion-proof mobile phone; the method comprises the steps that a WIFI communication module of the gamma logging instrument provides a WIFI signal generation source, the explosion-proof mobile phone searches for the WIFI signal through mobile phone WIFI to establish connection with a main control unit of the gamma logging instrument so as to achieve wireless communication, receives parameter configuration information sent by the explosion-proof mobile phone, and performs parameter configuration; the radar instrument in the hole is in wireless communication with the gamma logging instrument main control unit through WIFI, and the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit 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 the gamma logging instrument main control unit and the transient electromagnetic instrument in the hole, the gamma logging instrument wired communication module is connected with the gamma logging instrument main control unit, and the gamma logging instrument main control unit supplies power to the gamma logging instrument main control unit and controls the work of the gamma logging instrument main control unit; the gamma logging instrument main control unit sends instrument working and sleeping instructions for the transient electromagnetic instrument in the hole, receives measured data of the transient electromagnetic instrument in the hole, and stores the measured data of the transient electromagnetic instrument in the hole 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 measured gamma data, drilling track data and transient electromagnetic effective data in holes in the gamma logging instrument data storage module in a time stamp mode, and the gamma logging instrument main control unit controls the data to be taken out when the data are required to be taken out and then takes out the stored data.
5. The device for detecting the underground multi-parameter borehole geophysical prospecting fine distance in the coal mine according to claim 3, wherein the radar instrument battery in the hole respectively supplies power to the radar instrument signal transmitter in the hole, the radar instrument signal collector in the hole and the radar instrument control center module in the hole;
the in-hole radar control center module controls the in-hole radar WIFI communication module, supplies power to the in-hole radar control center module and controls the in-hole radar control center module; the in-hole radar control center module communicates with the explosion-proof mobile phone through the in-hole radar WIFI communication module, receives a time synchronization command and performs internal time synchronization; receiving parameter setting issued by the explosion-proof mobile phone, and performing parameter setting; receiving a data transmission command of the explosion-proof mobile phone, and sending all collected data to the explosion-proof mobile phone; receiving a power-off and power-on signal sent by a gamma logging instrument main control unit, and controlling the work and dormancy of a radar instrument in a hole;
the in-hole radar instrument signal transmitter generates an electromagnetic wave pulse signal according to a received signal transmitting command under the control of the in-hole radar control center module, and transmits the electromagnetic wave pulse signal into a stratum through a transmitting antenna;
the in-hole radar instrument signal collector receives a signal received by the receiving antenna under the control of the in-hole radar control center module, transmits the signal to the in-hole radar control center module, processes the signal by the in-hole radar control center module, digitizes a direct radar wave and a transmitted radar wave collected by the in-hole radar instrument signal collector, and stores the digitized direct radar wave and the transmitted radar wave in the in-hole radar instrument data storage module;
radar appearance data storage module provides outside memory cell for radar appearance control center module in the hole, and radar appearance control center module in the hole will record radar return data and pass through the mode storage of time stamp in radar appearance data storage unit in the hole, and radar appearance control center module in the hole takes out the data of storage again from it when needing to take out data.
6. The device for detecting the geophysical prospecting fine distance in the coal mine underground multiparameter borehole according to claim 3, wherein the signal transmitter of the transient electromagnetic instrument in the borehole generates an electromagnetic wave signal under the control of a control center of the transient electromagnetic instrument in the borehole according to a received signal transmitting command, and the electromagnetic wave signal is transmitted into the 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, transmits the signal to the control center of the transient electromagnetic instrument in the hole, and is processed by the control center of the transient electromagnetic instrument in the hole; digitizing all electromagnetic wave signals collected by the transient electromagnetic instrument signal receiver in the hole and storing all data in a transient electromagnetic instrument data storage module 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 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 for the in-hole transient electromagnetic instrument control center instrument and controls the in-hole transient electromagnetic instrument control center instrument, 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 is in wired communication with the in-hole transient electromagnetic instrument control center in real time; the control center of the transient electromagnetic instrument in the hole receives the parameter setting sent by the main control unit of the gamma logging instrument and carries out parameter setting; receiving a data transmission command of a gamma logging instrument main control unit, and sending required data to the gamma logging instrument main control unit; receiving a power-off and power-on signal sent by a main control unit of the gamma logging instrument, and controlling signal transmission and signal receiving work and dormancy;
the transient electromagnetic instrument data storage module in the hole provides an external storage unit for the transient electromagnetic instrument control center in the hole, the transient electromagnetic instrument control center in the hole stores all measured electromagnetic wave data in the transient electromagnetic instrument data storage unit in the hole in a time stamp mode, and the transient electromagnetic instrument control center in the hole takes out the stored data from the transient electromagnetic instrument data storage unit according to requirements when the data are required to be taken out.
7. The device for detecting the underground coal mine multiparameter drill geophysical prospecting fine distance according to claim 3, wherein the hole depth recorder is used for recording the depth of an inner instrument in a 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 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 hole depth recorder control center is a control unit of the hole depth recorder, receives depth variation sent back by the photoelectric encoder, receives stress in 3 directions on the roller and vibration amplitude monitored by the vibration sensor, measured by the state monitoring module, processes the received data, stores the data into the hole depth recorder data storage module, establishes connection with the explosion-proof mobile phone through the hole depth recorder WIFI communication module, receives a parameter configuration command sent by the explosion-proof mobile phone, and uploads the data stored in the hole depth recorder data storage module according to the command of the explosion-proof mobile phone;
the photoelectric encoder is connected with the roller, counts when the roller rotates, records a pulse when the roller rotates by 2mm, and rotates for 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 in the direction of X, Y, Z on the roller so as to judge whether the drill rod advances in a sliding mode or in a rotating mode, the vibration sensor mainly monitors the vibration condition of the drill rod, and the vibration state of the whole system with the multi-parameter far detector connected with the drill rod in the reaction hole is reflected;
the hole depth recorder WIFI communication module is used for providing 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 the hole depth recorder control center, the hole depth recorder control center supplies power to the hole depth recorder control center 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 WIFI through a WIFI signal, and the hole depth recorder WIFI communication module and the explosion-proof mobile phone realize wireless communication 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.
8. The underground coal mine multi-parameter borehole geophysical prospecting fine remote detection device according to claim 3, wherein the anti-explosion mobile phone is a handheld terminal, a data acquisition control APP based on the multi-parameter borehole geophysical prospecting fine remote detection device is installed on the anti-explosion mobile phone, an operator synchronizes time for borehole equipment and a borehole depth recorder before measurement, sends parameters required by an instrument for the borehole equipment, acquires borehole equipment data and borehole depth data when data acquisition is finished, and matches the borehole equipment data with the borehole depth data according to a timestamp of the borehole data and a timestamp of the borehole depth data to establish collected multi-parameter geophysical prospecting data with borehole depth changes;
and on the data acquisition control APP of this explosion-proof cell-phone, can carry out the whole show of measured data, show of radar single track data, drilling track show, the show of vibration condition among the whole measurement process, the motion condition show of drilling rod among the drilling rod propelling movement process, make things convenient for subsequent data processing.
9. A coal mine underground multi-parameter drilling geophysical prospecting fine remote detection method is characterized by comprising the following steps:
step 1: mounting a hole depth recorder on a drilling machine;
step 2: sequentially connecting and mounting a drill bit, a second non-metal drill rod, a detection outer pipe in which a multi-parameter far detector in a hole is positioned, a first non-metal drill rod and a drill rod;
and step 3: opening power control switches on the hole depth recorder and the in-hole multi-parameter far detector, and starting the hole depth recorder and the in-hole multi-parameter far detector;
and 4, step 4: using an explosion-proof mobile phone to respectively carry out WIFI connection with a hole depth recorder, a gamma logging instrument and a radar instrument in a hole, respectively carrying out parameter setting and time synchronization setting on the explosion-proof mobile phone, and issuing a command for starting the work of the gamma logging instrument and the radar instrument in the hole;
and 5: pushing the multi-parameter far detector in the hole into the hole by using a drilling machine, subsequently repeatedly adding a common metal drill rod to push the multi-parameter far detector in the hole into the hole, wherein the pushing speed is V1, and the gamma logging instrument and the radar instrument in the hole continuously acquire gamma and radar data according to set parameters at fixed time intervals; the method comprises the following steps that gamma detector measurement data are stored in a gamma logging instrument data storage module, radar measurement data in a hole are stored in a radar instrument data storage module in the hole, a hole depth recorder of a hole opening also carries out continuous collection of depth data according to set parameters, and the collection mode is a bit feeding mode;
step 6: after the multi-parameter far detector in the hole is sent to the bottom of the hole, the multi-parameter far detector in the hole stays for a set time T0, during the period T0, a drilling machine is used for adjusting the state of the multi-parameter far detector in the hole, an intelligent power management unit of the gamma logging instrument automatically monitors the state adjustment of the instrument, a main control unit of the gamma logging instrument in the hole returns a signal according to the intelligent power management unit of the gamma logging instrument, the instrument is judged to reach the bottom of the hole, then the main control unit of the gamma logging instrument is communicated with a 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; the gamma logging instrument main control unit adjusts the working state of the gamma detector into a dormant state; the gamma logging instrument main control unit starts a gamma logging instrument track measuring module and a transient electromagnetic instrument in the hole to work; a state monitoring module of the orifice depth recorder adjusts the working mode according to the monitored state of the instrument in the hole, and the measuring mode is adjusted to be a drill lifting mode;
and 7: after T0 time is met, the drill is lifted at a certain speed V2, the gamma logging instrument track measuring module and the transient electromagnetic instrument in the hole carry out point measurement according to a set time interval, the measured data of the gamma logging instrument track measuring module is stored in the gamma logging instrument data storage module, the measured data of the transient electromagnetic instrument in the hole is stored in the transient electromagnetic instrument data storage module in the hole, and the data of multi-parameter interpretation is stored in the gamma logging instrument data storage module in cooperation with the data of the gamma logging instrument main control unit according to the requirements of the gamma logging instrument main control unit; the orifice depth recorder records the depth according to the drill lifting working mode;
and 8: after the drilling machine lifts the far detection device to the hole opening, data measured by the multi-parameter far detection device and the hole depth measuring device in the hole are exported;
and step 9: the method comprises the steps that WIFI connection is established between an explosion-proof mobile phone and a hole depth recorder, an APP on the explosion-proof mobile phone issues a command for taking out hole depth data, the data stored in a data storage module of the hole depth recorder are taken out to the explosion-proof mobile phone, and after the hole depth data are taken out, the explosion-proof mobile phone issues the command to clear the data in the data storage module of the hole depth recorder and vacate a data storage space for the next drilling depth recording 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, a command for taking out gamma, track and transient electromagnetic data is issued through an APP on the explosion-proof mobile phone, data stored in a gamma logging instrument data storage module is taken out to the explosion-proof mobile phone, after the data are taken out, the explosion-proof mobile phone issues a command, the data in the gamma logging instrument data storage module are removed, 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 control center of a radar instrument in a hole, stored data in a radar instrument data storage module in the hole are taken out to the explosion-proof mobile phone through an APP on the explosion-proof mobile phone, and after the radar instrument data in the hole are taken out, the explosion-proof mobile phone issues a command to clear data in the radar instrument data storage module in the hole and vacate a data storage space for the next measurement;
step 12: processing gamma logging instrument data, in-hole radar data and depth recorded data by an APP on an explosion-proof mobile phone, firstly matching the data measured by an in-hole instrument according to time, performing depth matching on continuously measured gamma logging data and in-hole radar data and data measured in a hole deep drilling mode, and performing depth matching on point measured track measurement data and in-hole transient electromagnetic data and data measured in a hole deep drilling mode; secondly, calculating the track of the drilled hole according to the matched data, drawing a drilling track curve and a gamma logging curve, carrying out variable density graph and single-channel curve drawing display on the radar in the hole and the transient electromagnetic in the hole, and checking each data by a user according to the requirement;
step 13: on the underground coal mine site, according to the parameter conditions displayed by the APP on the explosion-proof mobile phone, the data quality is preliminarily analyzed, the requirements are met, the data can be returned to the ground, and the measured data is given to professional processing interpreters for comprehensive processing and interpretation.
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