Underground coal mine near-bit multi-parameter measurement-while-drilling system

Abstract

The invention discloses an underground coal mine near-bit multi-parameter measurement-while-drilling system, which belongs to the technical field of coal mine drilling and comprises a drilling data acquisition module for acquiring underground coal mine near-bit multi-parameter real-time data; the drilling data transmission module is used for transmitting and sharing coal mine underground near-bit multi-parameter real-time data; and the multi-parameter measurement-while-drilling platform is used for processing, analyzing, measuring and displaying the coal mine underground near-bit multi-parameter real-time data and dynamically presenting a coal mine underground near-bit multi-parameter measurement-while-drilling result. According to the invention, the problem of poor coal mine drilling effect caused by incapability of real-time measurement while drilling and drilling adjustment of multiple parameters of a coal mine underground near-bit is solved. According to the invention, real-time measurement while drilling can be carried out on multiple parameters of the coal mine underground near-bit in the drilling process, so that an operator can carry out real-time drilling adjustment according to a real-time measurement result, the coal mine drilling effect can be improved, and the mining efficiency and the safety risk of a coal mine can be effectively controlled.

Description

Technical Field

[0001] The present invention relates to the technical field of coal mine drilling, in particular to a multi-parameter while-drilling measurement system near a drill bit in an underground coal mine. Background Art

[0002] In the current drilling field, with the development of drilling engineering projects, various coal mines have entered the late stage of development. The difficulty of coal mine development has gradually increased, and the requirements for the accuracy and real-time performance of while-drilling logging technology have become increasingly higher.

[0003] Chinese patent application number CN202210651503.X discloses a rotary directional gas-liquid dual-purpose directional drilling tool and drilling method for underground coal mines. The drilling tool comprises: a double-wall drill pipe, including an inner drill pipe and an outer drill pipe; an offset overflow device, a near-drill-bit measurement probe, a directional transmission sub, and a directional drill bit. During directional drilling, the drilling tool utilizes the offset overflow device and the directional transmission sub to establish a directional correction direction and generate a deflecting force. The inner and outer drill pipes of the double-wall drill pipe rotate relative to each other to precisely control the directional correction direction. A hole drill rig is used as a power source to transmit torque to the directional transmission sub through the outer drill pipe, driving the directional drill bit to rotate and crush rock. However, the patent has the following defects:

[0004] The existing method cannot perform real-time while-drilling measurement of multiple parameters near the drill bit in underground coal mines during the drilling process, resulting in operators being unable to make real-time drilling adjustments based on real-time measurement results, resulting in poor coal mine drilling results and an inability to effectively control coal mine mining efficiency and safety risks. Summary of the Invention

[0005] The purpose of the present invention is to provide a multi-parameter downhole measurement system for the vicinity of the drill bit in a coal mine, which can perform real-time downhole measurement of multiple parameters near the drill bit in the coal mine during the drilling process, so that the operator can make real-time drilling adjustments based on the real-time measurement results, thereby improving the drilling effect of the coal mine, effectively controlling the mining efficiency and safety risks of the coal mine, and solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A multi-parameter measurement while drilling system near the drill bit in an underground coal mine, comprising:

[0008] Drilling data acquisition module, used to collect engineering parameters and trajectory parameters near the drill bit in coal mines, and determine real-time data of multiple parameters near the drill bit in coal mines;

[0009] The drilling data transmission module is used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform to transmit and share the real-time multi-parameter data near the drill bit in the coal mine;

[0010] The multi-parameter measurement while drilling platform is used to process, analyze, measure and display real-time multi-parameter data near the drill bit in underground coal mines, and dynamically present the multi-parameter measurement while drilling results near the drill bit in underground coal mines.

[0011] Preferably, the drilling data acquisition module includes:

[0012] Engineering parameter monitoring unit, used to monitor engineering parameters near the drill bit in coal mines;

[0013] Sensors are installed near the drill bit in underground coal mines to monitor and continuously collect the drilling pressure, torque, inner and outer annular pressure, speed, vibration and temperature of the drill bit in the underground coal mine during the drilling process, and obtain the engineering parameters of the drill bit in the underground coal mine;

[0014] Trajectory parameter monitoring unit, used to monitor trajectory parameters near the drill bit in coal mines;

[0015] A sensor is installed near the drill bit in the coal mine. The sensor monitors and continuously collects the azimuth, inclination and tool face angle of the drill bit in the coal mine during the drilling process in real time to obtain the trajectory parameters of the drill bit in the coal mine.

[0016] Among them, the real-time data of multiple parameters near the drill bit in the coal mine are determined according to the engineering parameters near the drill bit in the coal mine and the trajectory parameters near the drill bit in the coal mine.

[0017] Preferably, the drilling data transmission module includes:

[0018] A wireless connection establishing unit, used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform;

[0019] Among them, after the drilling data acquisition module collects the real-time data of multiple parameters near the drill bit in the coal mine, the drilling data acquisition module transmits a command requesting to establish a wireless connection to the multi-parameter measurement while drilling platform;

[0020] After the multi-parameter measurement while drilling platform receives the instruction transmitted by the drilling data acquisition module requesting to establish a wireless connection, the multi-parameter measurement while drilling platform establishes a wireless connection with the drilling data acquisition module;

[0021] Data transmission and sharing unit, used to transmit and share real-time data of multiple parameters near the drill bit in underground coal mines;

[0022] After the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform, the drilling data acquisition module transmits the collected real-time multi-parameter data near the drill bit in the coal mine to the multi-parameter measurement while drilling platform, enabling the real-time multi-parameter data near the drill bit in the coal mine to be shared.

[0023] Preferably, after receiving the instruction transmitted by the drilling data acquisition module requesting to establish a wireless connection, the multi-parameter measurement while drilling platform performs the following operations:

[0024] The multi-parameter measurement while drilling platform verifies the wireless transmission qualifications of the drilling data acquisition module;

[0025] Among them, the wireless transmission port of the drilling data acquisition module is checked to determine whether the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform;

[0026] When the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform, the multi-parameter measurement while drilling platform transmits an instruction to the drilling data acquisition module to agree to establish a wireless connection;

[0027] After the drilling data acquisition module receives the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform according to the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, thereby realizing the transmission and sharing of real-time multi-parameter data near the drill bit in the coal mine.

[0028] Preferably, the multi-parameter measurement while drilling platform includes:

[0029] Drilling data processing module, used to process real-time multi-parameter data near the drill bit in coal mines;

[0030] The drilling data analysis module is used to summarize and statistically analyze the real-time data of multiple parameters near the drill bit in underground coal mines, and form a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0031] The measurement storage and display module is used to store and visualize the multi-parameter while-drilling measurement results near the drill bit in coal mines.

[0032] Preferably, the drilling data processing module includes:

[0033] Drilling data cleaning unit, used to clean real-time multi-parameter data near the drill bit in coal mines;

[0034] Obtain real-time data of multiple parameters near the drill bit in underground coal mines;

[0035] Conduct consistency checks on real-time data of multiple parameters near the drill bit in underground coal mines;

[0036] According to the data consistency requirements, check whether there is inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine, which is useless for the multi-parameter measurement while drilling in the coal mine, and remove the inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine;

[0037] Check invalid and missing values ​​of real-time multi-parameter data near the drill bit in underground coal mines;

[0038] According to the requirements of data validity and integrity, check whether there are invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine, which are useless for the multi-parameter while drilling measurement in the coal mine, and remove the invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine;

[0039] Determine the real-time data of multiple parameters near the drill bit in coal mines that are useful for multi-parameter while-drilling measurement near the drill bit in coal mines.

[0040] Preferably, the drilling data processing module further includes:

[0041] Drilling data classification unit, used to classify real-time multi-parameter data near the drill bit in coal mines;

[0042] Acquire real-time data of multiple parameters near the drill bit in coal mines, which is useful for multi-parameter measurement while drilling in coal mines;

[0043] According to the content characteristics of the multi-parameter real-time data near the drill bit in coal mines, the multi-parameter real-time data near the drill bit in coal mines that are useful for multi-parameter measurement while drilling in coal mines are distinguished and classified, and the arrangement order of the multi-parameter real-time data near the drill bit in coal mines is established;

[0044] Determine the classified and arranged real-time multi-parameter data near the drill bit in underground coal mines.

[0045] Preferably, the drilling data analysis module includes:

[0046] Drilling data summary unit, used to summarize real-time data of multiple parameters near the drill bit in coal mines;

[0047] Obtain classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines;

[0048] Summarize the classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines;

[0049] Determine the summary data of multiple parameters near the drill bit in underground coal mines;

[0050] Data statistical analysis unit, used to collect statistics on the multi-parameter summary data near the drill bit in coal mines;

[0051] Obtain summary data of multiple parameters near the drill bit in underground coal mines;

[0052] Conduct statistical analysis on the summary data of multiple parameters near the drill bit in underground coal mines according to time levels;

[0053] Generate a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0054] Among them, the visualized coal mine underground near-drill bit multi-parameter downhole measurement report presents the coal mine underground near-drill bit multi-parameter downhole measurement results.

[0055] Preferably, the measurement storage and display module includes:

[0056] The measurement result storage unit is used to store and reserve the multi-parameter while-drilling measurement results near the drill bit in coal mines;

[0057] Obtain multi-parameter measurement while drilling results near the drill bit in underground coal mines;

[0058] Based on the multi-parameter while-drilling measurement results near the drill bit in the coal mine, the data storage block corresponding to the multi-parameter while-drilling measurement results near the drill bit in the coal mine is found from the data repository, and the multi-parameter while-drilling measurement results near the drill bit in the coal mine are stored in the corresponding data storage block.

[0059] Preferably, the measurement storage and display module further includes:

[0060] The measurement result display unit is used to dynamically display the multi-parameter while-drilling measurement results near the drill bit in coal mines;

[0061] Obtain visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0062] The visualized multi-parameter measurement while drilling report near the drill bit in underground coal mines is visualized on the display screen of the multi-parameter measurement while drilling platform, and the multi-parameter measurement while drilling results near the drill bit in underground coal mines are dynamically presented.

[0063] Compared with the prior art, the present invention has the following beneficial effects:

[0064] The present invention determines the real-time data of multiple parameters near the drill bit in the coal mine by collecting engineering parameters and trajectory parameters near the drill bit in the coal mine during the drilling process, and transmits and shares the real-time data of multiple parameters near the drill bit in the coal mine by establishing a wireless connection between the drilling data acquisition module and the multi-parameter while-drilling measurement platform. By processing, analyzing and measuring and displaying the real-time data of multiple parameters near the drill bit in the coal mine, the multi-parameter while-drilling measurement results near the drill bit in the coal mine are dynamically presented. The multiple parameters near the drill bit in the coal mine during the drilling process can be measured while-drilling in real time, so that the operator can make real-time drilling adjustments according to the real-time measurement results, thereby improving the drilling effect of the coal mine and effectively controlling the mining efficiency and safety risks of the coal mine. BRIEF DESCRIPTION OF THE DRAWINGS

[0065] Figure 1 This is a structural framework diagram of the coal mine underground near-drill bit multi-parameter measurement while drilling system of the present invention. DETAILED DESCRIPTION

[0066] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0067] In order to solve the existing problem that the multi-parameters near the drill bit in the coal mine cannot be measured while drilling in real time during the drilling process, resulting in the operator being unable to make real-time drilling adjustments based on the real-time measurement results, resulting in poor coal mine drilling results and the inability to effectively control coal mine mining efficiency and safety risks, please refer to Figure 1 , this embodiment provides the following technical solutions:

[0068] A multi-parameter measurement while drilling system near a drill bit in an underground coal mine comprises a drilling data acquisition module, a drilling data transmission module and a multi-parameter measurement while drilling platform.

[0069] Specifically, the drilling data acquisition module is used to collect engineering parameters and trajectory parameters near the drill bit in the coal mine, and the real-time data of multiple parameters near the drill bit in the coal mine is determined; the real-time data of multiple parameters near the drill bit in the coal mine is transmitted and shared through the drilling data transmission module; the real-time data of multiple parameters near the drill bit in the coal mine is processed, analyzed and measured and displayed through the multi-parameter downhole measurement platform, and the multi-parameter downhole measurement results near the drill bit in the coal mine are dynamically presented. The multiple parameters near the drill bit in the coal mine during the drilling process can be measured in real time while drilling, so that the operator can make real-time drilling adjustments according to the real-time measurement results, which can improve the drilling effect of the coal mine and effectively control the mining efficiency and safety risks of the coal mine.

[0070] Among them, the drilling data acquisition module is used to collect engineering parameters and trajectory parameters near the drill bit in the coal mine, and determine the real-time data of multiple parameters near the drill bit in the coal mine.

[0071] In this embodiment, the drilling data acquisition module includes:

[0072] Engineering parameter monitoring unit, used to monitor engineering parameters near the drill bit in coal mines;

[0073] Sensors are installed near the drill bit in underground coal mines to monitor and continuously collect the drilling pressure, torque, inner and outer annular pressure, speed, vibration and temperature of the drill bit in the underground coal mine during the drilling process, and obtain the engineering parameters of the drill bit in the underground coal mine;

[0074] Trajectory parameter monitoring unit, used to monitor trajectory parameters near the drill bit in coal mines;

[0075] A sensor is installed near the drill bit in the coal mine. The sensor monitors and continuously collects the azimuth, inclination and tool face angle of the drill bit in the coal mine during the drilling process in real time to obtain the trajectory parameters of the drill bit in the coal mine.

[0076] Among them, the real-time data of multiple parameters near the drill bit in the coal mine are determined according to the engineering parameters near the drill bit in the coal mine and the trajectory parameters near the drill bit in the coal mine.

[0077] Among them, the drilling data transmission module is used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform to transmit and share the real-time multi-parameter data near the drill bit in the coal mine;

[0078] In this embodiment, the drilling data transmission module includes:

[0079] A wireless connection establishing unit, used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform;

[0080] Among them, after the drilling data acquisition module collects the real-time data of multiple parameters near the drill bit in the coal mine, the drilling data acquisition module transmits a command requesting to establish a wireless connection to the multi-parameter measurement while drilling platform;

[0081] After the multi-parameter measurement while drilling platform receives the instruction transmitted by the drilling data acquisition module requesting to establish a wireless connection, the multi-parameter measurement while drilling platform establishes a wireless connection with the drilling data acquisition module;

[0082] Data transmission and sharing unit, used to transmit and share real-time data of multiple parameters near the drill bit in underground coal mines;

[0083] After the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform, the drilling data acquisition module transmits the collected real-time multi-parameter data near the drill bit in the coal mine to the multi-parameter measurement while drilling platform, enabling the real-time multi-parameter data near the drill bit in the coal mine to be shared.

[0084] It should be noted that after the multi-parameter measurement while drilling platform receives the instruction transmitted by the drilling data acquisition module requesting to establish a wireless connection, it performs the following operations:

[0085] The multi-parameter measurement while drilling platform verifies the wireless transmission qualifications of the drilling data acquisition module;

[0086] Among them, the wireless transmission port of the drilling data acquisition module is checked to determine whether the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform;

[0087] When the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform, the multi-parameter measurement while drilling platform transmits an instruction to the drilling data acquisition module to agree to establish a wireless connection;

[0088] After the drilling data acquisition module receives the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform according to the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, thereby realizing the transmission and sharing of real-time multi-parameter data near the drill bit in the coal mine.

[0089] Among them, the multi-parameter measurement while drilling platform is used to process, analyze and measure the real-time data of multiple parameters near the drill bit in coal mines, and dynamically present the multi-parameter measurement while drilling results near the drill bit in coal mines;

[0090] In this embodiment, the multi-parameter measurement while drilling platform includes:

[0091] Drilling data processing module, used to process real-time multi-parameter data near the drill bit in coal mines;

[0092] In this embodiment, the drilling data processing module includes:

[0093] Drilling data cleaning unit, used to clean real-time multi-parameter data near the drill bit in coal mines;

[0094] Obtain real-time data of multiple parameters near the drill bit in underground coal mines;

[0095] Conduct consistency checks on real-time data of multiple parameters near the drill bit in underground coal mines;

[0096] According to the data consistency requirements, check whether there is inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine, which is useless for the multi-parameter measurement while drilling in the coal mine, and remove the inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine;

[0097] Check invalid and missing values ​​of real-time multi-parameter data near the drill bit in underground coal mines;

[0098] According to the requirements of data validity and integrity, check whether there are invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine, which are useless for the multi-parameter while drilling measurement in the coal mine, and remove the invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine;

[0099] Determine the real-time data of multiple parameters near the drill bit in coal mines that are useful for multi-parameter while-drilling measurement near the drill bit in coal mines.

[0100] In this embodiment, the drilling data processing module further includes:

[0101] Drilling data classification unit, used to classify real-time multi-parameter data near the drill bit in coal mines;

[0102] Acquire real-time data of multiple parameters near the drill bit in coal mines, which is useful for multi-parameter measurement while drilling in coal mines;

[0103] According to the content characteristics of the multi-parameter real-time data near the drill bit in coal mines, the multi-parameter real-time data near the drill bit in coal mines that are useful for multi-parameter measurement while drilling in coal mines are distinguished and classified, and the arrangement order of the multi-parameter real-time data near the drill bit in coal mines is established;

[0104] Determine the classified and arranged real-time multi-parameter data near the drill bit in underground coal mines.

[0105] The drilling data analysis module is used to summarize and statistically analyze the real-time data of multiple parameters near the drill bit in underground coal mines, and form a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0106] In this embodiment, the drilling data analysis module includes:

[0107] Drilling data summary unit, used to summarize real-time data of multiple parameters near the drill bit in coal mines;

[0108] Obtain classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines;

[0109] Summarize the classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines;

[0110] Determine the summary data of multiple parameters near the drill bit in underground coal mines;

[0111] Data statistical analysis unit, used to collect statistics on the multi-parameter summary data near the drill bit in coal mines;

[0112] Obtain summary data of multiple parameters near the drill bit in underground coal mines;

[0113] Conduct statistical analysis on the summary data of multiple parameters near the drill bit in underground coal mines according to time levels;

[0114] Generate a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0115] Among them, the visualized coal mine underground near-drill bit multi-parameter downhole measurement report presents the coal mine underground near-drill bit multi-parameter downhole measurement results.

[0116] The measurement storage and display module is used to store and visualize the multi-parameter while-drilling measurement results near the drill bit in coal mines.

[0117] In this embodiment, the measurement storage and display module includes:

[0118] The measurement result storage unit is used to store and reserve the multi-parameter while-drilling measurement results near the drill bit in coal mines;

[0119] Obtain multi-parameter measurement while drilling results near the drill bit in underground coal mines;

[0120] Based on the multi-parameter while-drilling measurement results near the drill bit in the coal mine, the data storage block corresponding to the multi-parameter while-drilling measurement results near the drill bit in the coal mine is found from the data repository, and the multi-parameter while-drilling measurement results near the drill bit in the coal mine are stored in the corresponding data storage block.

[0121] In this embodiment, the measurement storage and display module further includes:

[0122] The measurement result display unit is used to dynamically display the multi-parameter while-drilling measurement results near the drill bit in coal mines;

[0123] Obtain visual multi-parameter measurement while drilling report near the drill bit in underground coal mines;

[0124] The visualized multi-parameter measurement while drilling report near the drill bit in underground coal mines is visualized on the display screen of the multi-parameter measurement while drilling platform, and the multi-parameter measurement while drilling results near the drill bit in underground coal mines are dynamically presented.

[0125] Therefore, by collecting engineering parameters and trajectory parameters near the drill bit in the coal mine, the real-time data of multiple parameters near the drill bit in the coal mine is determined. By processing, analyzing and measuring the real-time data of multiple parameters near the drill bit in the coal mine, the multi-parameter downhole measurement results near the drill bit in the coal mine are dynamically presented. The multiple parameters near the drill bit in the coal mine during the drilling process can be measured in real time while drilling, so that the operator can make real-time drilling adjustments according to the real-time measurement results, which can improve the drilling effect of the coal mine and effectively control the mining efficiency and safety risks of the coal mine.

[0126] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0127] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A multi-parameter measurement while drilling system near the drill bit in a coal mine, characterized in that: include: Drilling data acquisition module, used to collect engineering parameters and trajectory parameters near the drill bit in coal mines, and determine real-time data of multiple parameters near the drill bit in coal mines; The drilling data transmission module is used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform to transmit and share the real-time multi-parameter data near the drill bit in the coal mine; The multi-parameter measurement while drilling platform is used to process, analyze, measure and display real-time multi-parameter data near the drill bit in underground coal mines, and dynamically present the multi-parameter measurement while drilling results near the drill bit in underground coal mines.

2. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 1, characterized in that: The drilling data acquisition module includes: Engineering parameter monitoring unit, used to monitor engineering parameters near the drill bit in coal mines; Sensors are installed near the drill bit in underground coal mines to monitor and continuously collect the drilling pressure, torque, inner and outer annular pressure, speed, vibration and temperature of the drill bit in the underground coal mine during the drilling process, and obtain the engineering parameters of the drill bit in the underground coal mine; Trajectory parameter monitoring unit, used to monitor trajectory parameters near the drill bit in coal mines; A sensor is installed near the drill bit in the coal mine. The sensor monitors and continuously collects the azimuth, inclination and tool face angle of the drill bit in the coal mine during the drilling process in real time to obtain the trajectory parameters of the drill bit in the coal mine. Among them, the real-time data of multiple parameters near the drill bit in the coal mine are determined according to the engineering parameters near the drill bit in the coal mine and the trajectory parameters near the drill bit in the coal mine.

3. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 2, characterized in that: The drilling data transmission module includes: A wireless connection establishing unit, used to establish a wireless connection between the drilling data acquisition module and the multi-parameter measurement while drilling platform; Among them, after the drilling data acquisition module collects the real-time data of multiple parameters near the drill bit in the coal mine, the drilling data acquisition module transmits a command requesting to establish a wireless connection to the multi-parameter measurement while drilling platform; After the multi-parameter measurement while drilling platform receives the instruction transmitted by the drilling data acquisition module requesting to establish a wireless connection, the multi-parameter measurement while drilling platform establishes a wireless connection with the drilling data acquisition module; Data transmission and sharing unit, used to transmit and share real-time data of multiple parameters near the drill bit in underground coal mines; After the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform, the drilling data acquisition module transmits the collected real-time multi-parameter data near the drill bit in the coal mine to the multi-parameter measurement while drilling platform, enabling the real-time multi-parameter data near the drill bit in the coal mine to be shared.

4. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 3, characterized in that: After receiving the instruction from the drilling data acquisition module requesting to establish a wireless connection, the multi-parameter measurement while drilling platform performs the following operations: The multi-parameter measurement while drilling platform verifies the wireless transmission qualifications of the drilling data acquisition module; Among them, the wireless transmission port of the drilling data acquisition module is checked to determine whether the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform; When the drilling data acquisition module has a wireless transmission port that matches the multi-parameter measurement while drilling platform, the multi-parameter measurement while drilling platform transmits an instruction to the drilling data acquisition module to agree to establish a wireless connection; After the drilling data acquisition module receives the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, the drilling data acquisition module establishes a wireless connection with the multi-parameter measurement while drilling platform according to the instruction to agree to establish a wireless connection transmitted by the multi-parameter measurement while drilling platform, thereby realizing the transmission and sharing of real-time multi-parameter data near the drill bit in the coal mine.

5. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 4, characterized in that: The multi-parameter measurement while drilling platform includes: Drilling data processing module, used to process real-time multi-parameter data near the drill bit in coal mines; The drilling data analysis module is used to summarize and statistically analyze the real-time data of multiple parameters near the drill bit in underground coal mines, and form a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines; The measurement storage and display module is used to store and visualize the multi-parameter while-drilling measurement results near the drill bit in coal mines.

6. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 5, characterized in that: The drilling data processing module includes: Drilling data cleaning unit, used to clean real-time multi-parameter data near the drill bit in coal mines; Obtain real-time data of multiple parameters near the drill bit in underground coal mines; Conduct consistency checks on real-time data of multiple parameters near the drill bit in underground coal mines; According to the data consistency requirements, check whether there is inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine, which is useless for the multi-parameter measurement while drilling in the coal mine, and remove the inconsistent data in the real-time multi-parameter data near the drill bit in the coal mine; Check invalid and missing values ​​of real-time multi-parameter data near the drill bit in underground coal mines; According to the requirements of data validity and integrity, check whether there are invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine, which are useless for the multi-parameter while drilling measurement in the coal mine, and remove the invalid values ​​and missing values ​​in the real-time multi-parameter data near the drill bit in the coal mine; Determine the real-time data of multiple parameters near the drill bit in coal mines that are useful for multi-parameter while-drilling measurement near the drill bit in coal mines.

7. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 6, characterized in that: The drilling data processing module further includes: Drilling data classification unit, used to classify real-time multi-parameter data near the drill bit in coal mines; Acquire real-time data of multiple parameters near the drill bit in coal mines, which is useful for multi-parameter measurement while drilling in coal mines; According to the content characteristics of the multi-parameter real-time data near the drill bit in coal mines, the multi-parameter real-time data near the drill bit in coal mines that are useful for multi-parameter measurement while drilling in coal mines are distinguished and classified, and the arrangement order of the multi-parameter real-time data near the drill bit in coal mines is established; Determine the classified and arranged real-time multi-parameter data near the drill bit in underground coal mines.

8. The multi-parameter measurement while drilling system for near-drill bit underground coal mine according to claim 7, characterized in that: The drilling data analysis module includes: Drilling data summary unit, used to summarize real-time data of multiple parameters near the drill bit in coal mines; Obtain classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines; Summarize the classified and arranged real-time data of multiple parameters near the drill bit in underground coal mines; Determine the summary data of multiple parameters near the drill bit in underground coal mines; Data statistical analysis unit, used to collect statistics on the multi-parameter summary data near the drill bit in coal mines; Obtain summary data of multiple parameters near the drill bit in underground coal mines; Conduct statistical analysis on the summary data of multiple parameters near the drill bit in underground coal mines according to time levels; Generate a visual multi-parameter measurement while drilling report near the drill bit in underground coal mines; Among them, the visualized coal mine underground near-drill bit multi-parameter downhole measurement report presents the coal mine underground near-drill bit multi-parameter downhole measurement results.

9. The coal mine underground near-drill bit multi-parameter measurement while drilling system according to claim 8, characterized in that: The measurement storage and display module includes: The measurement result storage unit is used to store and reserve the multi-parameter while-drilling measurement results near the drill bit in coal mines; Obtain multi-parameter measurement while drilling results near the drill bit in underground coal mines; Based on the multi-parameter while-drilling measurement results near the drill bit in the coal mine, the data storage block corresponding to the multi-parameter while-drilling measurement results near the drill bit in the coal mine is found from the data repository, and the multi-parameter while-drilling measurement results near the drill bit in the coal mine are stored in the corresponding data storage block.

10. The coal mine underground near-drill bit multi-parameter measurement while drilling system according to claim 9, characterized in that: The measurement storage and display module further includes: The measurement result display unit is used to dynamically display the multi-parameter while-drilling measurement results near the drill bit in coal mines; Obtain visual multi-parameter measurement while drilling report near the drill bit in underground coal mines; The visualized multi-parameter measurement while drilling report near the drill bit in underground coal mines is visualized on the display screen of the multi-parameter measurement while drilling platform, and the multi-parameter measurement while drilling results near the drill bit in underground coal mines are dynamically presented.

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