Unmanned aerial vehicle seismograph for hard rock area

By designing a UAV seismometer in hard rock areas and using the UAV body, host connection frame, torque increaser, conversion system, seismometer loading and unloading system and drilling system, the problem of seismograph deployment and recovery in hard rock areas is solved. The precise layout of seismometers, stable attitude and controllable recovery of equipment are achieved.

CN119355800AActive Publication Date: 2025-01-24CHINA UNIV OF GEOSCIENCES (BEIJING)

Patent Information

Application Number
CN202411580016.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-07
Publication Date
2025-01-24
Estimated Expiration
2044-11-07

AI Technical Summary

Technical Problem

The prior art is difficult to achieve accurate arrangement and stable attitude of seismometers in hard rock areas or other hard surface areas, and it is difficult for sensors to form effective contact with the ground, affecting the accurate reception of seismic wave signals, and difficult to recover equipment.

Method used

A hard rock area drone seismometer is designed, including the drone body, host connector, twisting device, converting system, seismic loading and unloading system, and drilling excavation system. Stable, reliable contact with sensors, and controlling the equipment.

Benefits of technology

It achieves the precise layout and stable posture of seismometers in hard rock areas, improves the reception accuracy of seismic wave signals, and enables controllable recovery of equipment, overcoming the deficiencies in the existing technology.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses an unmanned aerial vehicle seismograph for a hard rock area. The unmanned aerial vehicle seismograph comprises an unmanned aerial vehicle body, the main engine connecting frame is rotationally connected to the lower portion of the unmanned aerial vehicle body, and the main engine connecting frame and the unmanned aerial vehicle body are locked and fixed through a first locking device; the torque booster is arranged below the unmanned aerial vehicle body and used for amplifying torque provided when the unmanned aerial vehicle body rotates; and the conversion system comprises a connecting disc, a second locking device and a converter, and the connecting disc is connected to the torque booster. The unmanned aerial vehicle has the advantages that the seismograph can be accurately arranged through the unmanned aerial vehicle body, and the attitude stability of the seismograph is ensured; secondly, reliable contact between the sensor and a target detection earth surface can be realized through components such as a drilling and digging system, so that the accuracy of receiving seismic wave signals is improved; and thirdly, after the device completes the collection work, the device can be recovered by controlling the unmanned aerial vehicle body.
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Description

Technical Field

[0001] The present invention relates to the technical field of geological survey in complex environments, and in particular to an unmanned aerial vehicle seismometer for hard rock areas. Background Art

[0002] In recent years, seismic methods based on seismic arrays have developed rapidly and have been widely used in global and regional studies of the internal structure of the earth, earthquake geological disasters, and oil and gas field exploration and development. Traditional seismic array deployment methods all use artificial ground deployment, but in complex and harsh environmental areas such as deserts and snowy plateaus, due to human living conditions and road traffic restrictions, the manual deployment of seismic arrays is quite difficult and often endangers the lives, health and safety of relevant personnel. After a major earthquake, due to road damage and communication interruption, it is difficult for ground personnel to reach the epicenter in the first time to conduct accurate monitoring of geological disasters such as earthquake aftershocks and landslides. In order to solve the above problems, in recent years, seismographs have gradually been deployed by high-altitude drop-type deployment, for example, a type of aircraft carrier type seismic data acquisition station deployment and data acquisition system disclosed in the Chinese invention patent application with application number 2014104063796, and a type of drone aviation seismograph disclosed in the Chinese utility model patent with patent number 2022210766981.

[0003] However, the existing aircraft carrier-based seismic acquisition station deployment and data acquisition system and parachute-dropped seismograph and seismic array deployment methods all use parachutes to land the instruments, and the following problems still exist: First, the descent process of the seismograph equipment is uncontrollable and easily affected by the environment (such as wind), making it difficult to accurately reach the target location; second, the posture of the seismograph after landing is uncontrollable, especially for target locations that are uneven or have foreign objects, the seismograph may fall over or land unsteadily; third, for hard rock areas or other types of hard surfaces, the seismograph's sensor is difficult to form effective physical contact with the ground, making it difficult to accurately receive seismic wave signals. These problems will affect the accuracy of the seismograph's detection data; fourth, it is difficult to recover the equipment after the detection mission is completed. Summary of the invention

[0004] The purpose of the present invention is to overcome the defects existing in the prior art and provide a hard rock area UAV seismometer, which can complete the seismometer deployment and data collection work in hard rock areas or other hard surface areas, and after the collection is completed, the seismometer can be controlled and recovered, thereby overcoming the problems of the prior art that the instrument deployment position and posture are uncontrolled during deployment and it is difficult to deploy in hard rock areas.

[0005] To achieve the above object, the technical solution adopted by the present invention is:

[0006] A hard rock area unmanned aerial vehicle seismometer, comprising: an unmanned aerial vehicle body; a main engine connecting frame, the main engine connecting frame is rotatably connected to the lower part of the unmanned aerial vehicle body, and the main engine connecting frame is locked and fixed to the unmanned aerial vehicle body through a first lock, when the first lock is opened, the unmanned aerial vehicle body can rotate on the main engine connecting frame; a torque amplifier, which is arranged below the unmanned aerial vehicle body and is used to amplify the torque provided when the unmanned aerial vehicle body rotates; a conversion system, the conversion system comprising a connection disk, a second lock and a converter, the connection disk is connected to the torque amplifier, and the converter is rotatably connected to the connection disk A steering motor is installed on the connecting disk, and a second locker is also installed on the connecting disk, which is used to lock the converter to prevent the converter from rotating; the conversion system is located between the torque increaser and the drilling system and the seismograph loading and unloading system, and is used to adjust the matching relationship between the torque increaser and the drilling system and the seismograph loading and unloading system, and connect and switch the drilling system and the seismograph loading and unloading system through the converter; the seismograph loading and unloading system, the seismograph loading and unloading system is connected to the converter, and is used to install and disassemble the seismograph; the drilling system, the drilling system is connected to the converter, and is used to drill ground rocks.

[0007] Preferably, the torque amplifier includes a drone body connecting gear, a power-assisting motor, a first transmission gear, a second transmission gear and an output gear, wherein the drone body connecting gear is connected to the drone body and meshes with the second transmission gear, the second transmission gear meshes with the output gear, and the power-assisting motor is connected to the output gear through the first transmission gear. The cooperation of the power-assisting motor and the gear set can better provide power for drilling.

[0008] Preferably, an adjustable arm is fixed on the outer wall of the drone body, and the adjustable arm is a retractable structure. A drone rotor is installed on the upper part of the end of the adjustable arm away from the drone body. When in use, the angle of the drone rotor is adjusted by rotating the drone body, and the torque can be adjusted by controlling the length of the adjustable arm. When the drilling system starts working, the speed and angle of the drone rotor and the length of the adjustable arm are adjusted to ensure that the drone body can adaptively adjust to offset the reaction force during the drilling process. The drone body actively generates a reverse torque to balance the torque of the drill bit when it rotates by adjusting the speed and angle of the drone rotor. At the same time, by increasing the overall thrust of the drone rotor, a greater downward lift is provided to offset the reaction force generated when the drill bit drills into the material.

[0009] Preferably, a retractable leg is installed on the main engine connecting frame at the outside of the torque multiplier, and a leg driller is provided at the bottom end of the retractable leg, wherein the retractable leg can be retracted and adjusted according to the landing posture of the drone to keep the drone body in a horizontal state, and cooperate with the leg driller to drill into the hard ground, thereby ensuring the stability of the retractable leg and the overall stability of the drone body.

[0010] Preferably, a loosening agent injector is installed at the bottom of the mainframe connecting frame, located outside the torque amplifier, and a retractable infusion tube is connected to the bottom of the loosening agent injector, and a solenoid valve is provided in the infusion tube to control the conduction or closing of the infusion tube. Specifically, the loosening agent injector stores a loosening agent (e.g., an acidic solution that can corrode rocks). When drilling a fixed seismograph, the loosening agent can be sprayed through the infusion tube to corrode rocks and reduce rock strength. When recovering the seismograph, the loosening agent can be sprayed through the infusion tube to dissolve the consolidating agent and surrounding rocks, so that the base is loosened for easy recovery.

[0011] Preferably, a consolidating agent injector is installed at the bottom of the mainframe connecting frame, outside the torque increaser, and a retractable infusion tube is also connected to the bottom of the consolidating agent injector, and a solenoid valve is also provided in the infusion tube to control the conduction or closing of the infusion tube. Specifically, the consolidating agent injector stores consolidating agent, which is used to inject the consolidating agent into the excavated hole to increase the stability of the base.

[0012] Preferably, the seismograph loading and unloading system comprises a telescopic transmission shaft and a base clamp, wherein the telescopic transmission shaft is connected to the converter, and the base clamp is installed at the bottom end of the telescopic transmission shaft.

[0013] Preferably, the seismograph loading and unloading system also includes a base, a seismograph host and a direction regulator. The seismograph host is installed on the base through the direction regulator. A seismograph fastener is also installed between the seismograph host and the base. A base drilling tail vertebra is installed on the lower surface of the base. Specifically, the seismograph host includes an independent GPS, an attitude sensor, a multi-component detector, and a data recording and transmission device. The direction regulator is used to connect the seismograph host and the base. At the same time, according to the attitude sensor data, the azimuth of the seismograph host is rotated and adjusted to ensure that the seismograph sensor is located in appropriate directions such as horizontal, east, and north. The direction regulator can be a rotating seat or a pan-tilt head. The seismograph fastener connects the seismograph host and the base to prevent the direction regulator from loosening and causing the coupling effect to deteriorate. That is, after the azimuth of the seismograph host is adjusted by the direction regulator, the seismograph host and the base can be relatively limited by the seismograph fastener. The seismograph fastener can be a telescopic pin shaft. By setting the pin shaft on the base and telescopically plugging it into the seismograph host, the relative limitation of the seismograph host and the base is completed.

[0014] Preferably, the outer wall of the base drilling tail cone has spiral lines and is conical. Specifically, the base drilling tail cone connects the surface rock mass and the base through drilling holes to achieve fixed installation of the base.

[0015] Preferably, the drilling system includes a telescopic drill rod and a drill bit, wherein the telescopic drill rod is connected to a converter, and the drill bit is installed at the bottom end of the telescopic drill rod. Specifically, the telescopic drill rod and the drill bit are driven to move by controlling the transmission power of the telescopic transmission shaft, and the drill bit is a multi-point abrasive drill bit for grinding surface rocks.

[0016] Compared with the prior art, the hard rock area drone seismometer of the present invention has the following beneficial effects: first, the drone body can be used to accurately deploy the seismometer and ensure the stability of the seismometer's posture; second, through components such as the drilling system, reliable contact between the sensor and the target detection surface can be achieved, thereby improving the accuracy of receiving seismic wave signals; third, after the device completes the collection work, the device can be recovered by controlling the drone body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the structure of the drone body of the present invention;

[0019] Figure 3 It is a structural schematic diagram of the torque increaser in the present invention;

[0020] Figure 4 It is a front view of the conversion system in the present invention;

[0021] Figure 5 A bottom view of the conversion system of the present invention;

[0022] Figure 6 It is a front view of the seismograph loading and unloading system of the present invention;

[0023] Figure 7 It is a structural schematic diagram of the seismograph host in the present invention;

[0024] Figure 8 It is a front view of the drilling system in the present invention.

[0025] Figure numerals: 1. UAV body; 11. Adjustable arm; 12. UAV rotor; 13. Retractable outrigger; 14. Outrigger driller; 2. Mainframe connecting frame; 3. First locker; 4. Torque multiplier; 41. UAV body connecting gear; 42. Power-assist motor; 43. First transmission gear; 44. Second transmission gear; 45. Output gear; 5. Loosening agent injector; 51. Infusion tube; 6. Consolidating agent injector; 71. Connecting plate; 72. Second locker; 73. Steering motor; 74. Converter; 8. Seismograph loading and unloading system; 81. Retractable transmission shaft; 82. Base clamp; 83. Seismograph mainframe; 84. Direction adjuster; 85. Base; 86. Base drilling tail vertebrae; 87. Seismograph fastener; 9. Drilling system; 92. Retractable drill rod; 93. Drill bit. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1 -Attached Figure 8 , further illustrating a specific implementation of a hard rock area drone seismometer of the present invention. The hard rock area drone seismometer of the present invention is not limited to the description of the following embodiments.

[0027] Embodiment 1:

[0028] The present embodiment provides a hard rock area UAV seismometer, comprising: a UAV body 1; a mainframe connecting frame 2, the mainframe connecting frame 2 is rotatably connected to the lower part of the UAV body 1, and the mainframe connecting frame 2 is locked and fixed to the UAV body 1 through a first locker 3, when the first locker 3 is opened, the UAV body 1 can rotate on the mainframe connecting frame 2; a torque amplifier 4, which is arranged below the UAV body 1 and is used to amplify the torque provided when the UAV body 1 rotates; a conversion system, the conversion system comprising a connection disk 71, a second locker 72 and a converter 74, the connection disk 71 is connected to the torque amplifier 4, the converter 74 is rotatably connected to the connection disk 71, A steering motor 73 is installed on the connecting disk 71, and a second locker 72 is also installed on the connecting disk 71, which is used to lock the converter 74 to prevent the converter 74 from rotating; the conversion system is located between the torque increaser 4 and the drilling system 8 and the seismograph loading and unloading system 9, and is used to adjust the matching relationship between the torque increaser 4 and the drilling system 8 and the seismograph loading and unloading system 9, and connect and switch the drilling system 9 and the seismograph loading and unloading system 8 through the converter 74; the seismograph loading and unloading system 8, the seismograph loading and unloading system 8 is connected to the converter 74, and is used to install and disassemble the seismograph; the drilling system 9, the drilling system 9 is connected to the converter 74, and is used to drill the ground rock. Specifically, the drone body can adopt the existing multi-wing drone structure, and its function is to provide a controllable flight carrier for other components of the device. The function of the host connecting frame is to open or lock the relative movement function between the drone body and the drone body, so as to match the working state of the flight or drilling of the device.

[0029] As an optional technical solution, the torque increaser 4 includes a drone body connecting gear 41, a power motor 42, a first transmission gear 43, a second transmission gear 44 and an output gear 45, wherein the drone body connecting gear 41 is connected to the drone body 1 and meshed with the second transmission gear 44, the second transmission gear 44 is meshed with the output gear 45, and the power motor 42 is transmission-connected with the output gear 45 through the first transmission gear 43. Through the cooperation of the power motor 42 and the gear set, better power can be provided for drilling.

[0030] As an optional technical solution, the seismograph loading and unloading system 8 includes a telescopic transmission shaft 81 and a base clamp 82, the telescopic transmission shaft 81 is connected to the converter 74, and the base clamp 82 is installed at the bottom end of the telescopic transmission shaft 81, wherein the base clamp 82 is a prior art, and its structure is a concave structure, and the two vertical ends of the base clamp 82 with the concave structure are driven by electric or hydraulic means to approach each other to achieve clamping, and the two vertical ends of the base clamp 82 with the concave structure are controlled to move away from each other to achieve loosening of the clamping.

[0031] As an optional technical solution, the seismograph loading and unloading system 8 also includes a base 85, a seismograph host 83 and a direction regulator 84. The seismograph host 83 is installed on the base 85 through the direction regulator 84. A seismograph fastener 87 is also installed between the seismograph host 83 and the base 85. A base drilling tail vertebra 86 is installed on the lower surface of the base 85. Specifically, the seismograph host 83 includes an independent GPS, an attitude sensor, a multi-component detector, and a data recording and transmission device; the direction regulator 84 is used to connect the seismograph host 83 and the base 85, and can rotate and adjust the azimuth of the seismograph host 83 according to the attitude sensor data to ensure that the seismograph sensor is located in an appropriate direction such as horizontal, due east, due north, etc. Among them, the direction regulator 84 can be a rotating seat or a pan-tilt head. The seismograph fastener 87 connects the seismograph host 83 and the base 85 to prevent the direction adjuster 84 from loosening and causing the coupling effect to deteriorate. That is, after the azimuth angle of the seismograph host 83 is adjusted by the direction adjuster 84, the seismograph host 83 and the base 85 can be relatively limited by the seismograph fastener 87, wherein the seismograph fastener 87 can be a telescopic pin shaft, and the pin shaft is set on the base 85 to be telescopically inserted into the seismograph host 83, so as to complete the relative limitation of the seismograph host 83 and the base 85.

[0032] As an optional technical solution, the outer wall of the base drilling tail cone 86 has spiral lines and is conical. Specifically, the base drilling tail cone 86 connects the surface rock mass and the base 85 through drilling to achieve fixed installation of the base 85, thereby achieving effective transmission of seismic wave signals.

[0033] As an optional technical solution, the drilling system 9 includes a telescopic drill rod 92 and a drill bit 93. The telescopic drill rod 92 is connected to the converter 74, and the drill bit 93 is installed at the bottom end of the telescopic drill rod 92. Specifically, the telescopic drill rod 92 and the drill bit 93 are driven to move by controlling the transmission power of the telescopic transmission shaft 81. The drill bit 93 is a multi-point abrasive drill bit that grinds the surface rock.

[0034] In this embodiment, the working process of the UAV seismometer in the hard rock area is as follows: after the UAV body 1 lands, the attitude sensor measures the position attitude data; according to the attitude data, the retractable legs 13 are adjusted to make the UAV body 1 remain horizontal; the leg driller 14 is controlled to work and drill the surface to keep the UAV body 1 stable; the second locker 72 is opened, the steering motor 73 adjusts the converter 74 to make the drilling system 9 located in the center, the second locker 72 is locked, the telescopic transmission shaft 81 extends to connect the drilling system 9, the first locker 3 is opened, the adjustable arm 11 is controlled to extend and rotate 90 degrees, and the UAV rotor 12 is perpendicular to the ground; the booster motor 42 of the torque increaser 4 is controlled to work, the UAV main body 1 rotates to output power, the drilling system 9 digs the rock downward, and a borehole is formed when the digging reaches the specified depth, the telescopic drill rod 92 is retracted, and the power output stops; the second locker 72 is opened, the steering motor 73 adjusts the converter 74 to make the seismometer loading and unloading system 8 located in the center, the second locker 72 is locked, and the telescopic transmission shaft 81 is pressed down to connect the seismometer The loading and unloading system 8 controls the booster motor 42 of the torque amplifier 4 to work, the drone host 1 rotates to output power, the base drilling tail vertebra 86 is screwed into the borehole, the cementing agent is poured to bond the base drilling tail vertebra 86 and the rock, the first locker 3 is locked, the seismograph host 83 feeds back the azimuth information, the direction regulator 84 adjusts the azimuth to a certain angle, the seismograph fastener 87 locks the seismograph host 83 and the base 85, controls the base clamp 82 to loosen, the seismograph host 83 is turned on to collect seismic data, the seismic data collection is completed, and the seismograph The main engine 83 is shut down, loosening agent is injected to corrode the rock and consolidating agent, the base clamp 82 is tightened, the first locker 3 is opened, the power-assisting motor 42 of the torque multiplier 4 is controlled to work, the UAV main engine 1 rotates to output power, the base drilling tail vertebra 86 is rotated out of the drill hole, the power output stops, the telescopic transmission shaft 81 is retracted, the first locker 3 is locked, the adjustable arm 11 is retracted, the UAV rotor 12 is reset, the leg driller 14 is rotated outward, the whole machine is detached from the ground and fixed, the UAV body 1 takes off and returns, and the telescopic leg 13 is reset.

[0035] Specifically, the hard rock area drone seismometer can complete the deployment of seismometers and data collection in hard rock areas, and after the collection is completed, the seismometer can be controlled to be recovered, overcoming the problems of inaccurate instrument deployment position and posture when deployed in the existing technology, and difficulty in deployment in hard rock areas.

[0036] Example 2

[0037] Based on the above embodiments, this embodiment specifically discloses the specific structure of the drone body 1, and provides a rotatable drone body 1 and an adjustable arm 11 and a drone rotor 12, so that when the drilling system 9 starts working, the rotation speed and angle of the drone rotor 12 and the length of the adjustable arm 11 are adjusted to ensure that the drone body 1 can be adaptively adjusted to offset the reaction force during the drilling process.

[0038] As an optional technical solution, an adjustable arm 11 is fixed on the outer wall of the drone body 1. The adjustable arm 11 is a retractable structure. A drone rotor 12 is installed on the upper part of the end of the adjustable arm 11 away from the drone body 1. When in use, the angle of the drone rotor 12 is adjusted by rotating the drone body 1, and the torque can be adjusted by controlling the length of the adjustable arm 11. When the drilling system 9 starts working, the speed and angle of the drone rotor 12 and the length of the adjustable arm 11 are adjusted to ensure that the drone body 1 can adaptively adjust to offset the reaction force during the drilling process. The drone body 1 actively generates a reverse torque to balance the torque of the drill bit 93 when it rotates by adjusting the speed and angle of the drone rotor 12. At the same time, by increasing the overall thrust of the drone rotor 12, a greater downward lift is provided to offset the reaction force generated when the drill bit 93 drills into the material.

[0039] As an optional technical solution, a retractable leg 13 is installed on the main connecting frame 2 on the outside of the torque multiplier 4, and a leg driller 14 is provided at the bottom end of the retractable leg 13, wherein the retractable leg 13 can be retracted and adjusted according to the landing posture of the drone to keep the drone body 1 in a horizontal state, and cooperate with the leg driller 14 to drill into the hard ground, thereby ensuring the stability of the retractable leg 13 and the overall stability of the drone body 1.

[0040] As an optional technical solution, a loosening agent injector 5 is installed at the bottom of the mainframe connecting frame 2, located outside the torque increaser 4. A retractable infusion tube 51 is connected to the bottom of the loosening agent injector 5, and an electromagnetic valve is provided in the infusion tube 51 to control the conduction or closing of the infusion tube 51. Specifically, the loosening agent injector 5 stores loosening agent. When drilling with the fixed seismograph, the loosening agent can be sprayed through the infusion tube 51 to corrode the rock and reduce the rock strength. When recovering the seismograph, the loosening agent can be sprayed through the infusion tube 51 to dissolve the consolidating agent and the surrounding rocks, so that the base 85 is loosened for easy recovery.

[0041] As an optional technical solution, a consolidating agent injector 6 is installed at the bottom of the mainframe connecting frame 2, outside the torque increaser 4, and a retractable infusion tube 51 is connected to the bottom of the consolidating agent injector 6, and an electromagnetic valve is provided in the infusion tube 51 to control the conduction or closing of the infusion tube 51. Specifically, the consolidating agent injector 6 stores the consolidating agent, which is used to inject the consolidating agent into the excavated hole to increase the stability of the base 85.

[0042] Specifically, by providing a loosening agent injector 5 and a consolidating agent injector 6, when the drilling system 9 excavates the rock downwards and before excavating to a specified depth to form a borehole, the rock can be corroded by injecting the loosening agent, thereby reducing the difficulty of the drilling system 9 excavating the rock downwards, and reducing the reaction force generated by the drilling of the drilling system 9, thereby improving the drilling stability of the drilling system 9.

[0043] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A UAV seismometer for hard rock areas, a UAV seismometer for hard rock areas, characterized in that: include: UAV body (1); A host connecting frame (2), the host connecting frame (2) being rotatably connected to the lower part of the drone body (1), and the host connecting frame (2) being locked and fixed to the drone body (1) via a first locker (3), and when the first locker (3) is opened, the drone body (1) can rotate on the host connecting frame (2); A torque amplifier (4), which is arranged below the drone body (1) and is used to amplify the torque provided by the drone body (1) when it rotates; A conversion system, the conversion system comprising a connection disk (71), a second locker (72) and a converter (74), the connection disk (71) being connected to the torque multiplier (4), the converter (74) being rotatably connected to the connection disk (71), a steering motor (73) being mounted on the connection disk (71), and the second locker (72) being further mounted on the connection disk (71); A seismograph assembly and disassembly system (8), the seismograph assembly and disassembly system (8) being connected to the converter (74) and used for assembling and disassembling the seismograph; A drilling system (9) is connected to a converter (74) and is used for drilling ground rocks.

2. The hard rock area drone seismometer according to claim 1, characterized in that: The torque increaser (4) comprises a drone body connecting gear (41), a power-assisting motor (42), a first transmission gear (43), a second transmission gear (44) and an output gear (45), wherein the drone body connecting gear (41) is connected to the drone body (1) and meshes with the second transmission gear (44), the second transmission gear (44) is meshed with the output gear (45), and the power-assisting motor (42) is transmission-connected to the output gear (45) via the first transmission gear (43).

3. The hard rock area drone seismometer according to claim 2, characterized in that: An adjustable arm (11) is also fixed on the outer wall of the drone body (1); the adjustable arm (11) is a retractable structure; a drone rotor (12) is mounted on the upper portion of one end of the adjustable arm (11) away from the drone body (1).

4. The hard rock area drone seismometer according to claim 2, characterized in that: A retractable support leg (13) is installed on the main engine connection frame (2) outside the torque amplifier (4), and a support leg driller (14) is arranged at the bottom end of the retractable support leg (13).

5. The hard rock area drone seismometer according to claim 4, characterized in that: A loosening agent injector (5) is installed at the bottom of the main machine connection frame (2) and located outside the torque increaser (4). A retractable infusion tube (51) is conductively connected to the bottom of the loosening agent injector (5), and a solenoid valve is arranged in the infusion tube (51) for controlling the conduction or closing of the infusion tube (51).

6. The hard rock area drone seismometer according to claim 5, characterized in that: A consolidating agent injector (6) is installed at the bottom of the mainframe connecting frame (2) and outside the torque amplifier (4). A retractable infusion tube (51) is also connected to the bottom of the consolidating agent injector (6), and a solenoid valve is also arranged in the infusion tube (51) for controlling the opening or closing of the infusion tube (51).

7. The hard rock area drone seismometer according to claim 6, characterized in that: The seismograph loading and unloading system (8) comprises a telescopic transmission shaft (81) and a base clamp (82); the telescopic transmission shaft (81) is connected to a converter (74); and the base clamp (82) is installed at the bottom end of the telescopic transmission shaft (81).

8. The hard rock area drone seismometer according to claim 6, characterized in that: The seismograph loading and unloading system (8) further comprises a base (85), a seismograph host (83) and a direction regulator (84); the seismograph host (83) is mounted on the base (85) via the direction regulator (84); a seismograph fastener (87) is also mounted between the seismograph host (83) and the base (85); and a base drilling tail cone (86) is mounted on the lower surface of the base (85).

9. The hard rock area drone seismometer according to claim 8, characterized in that: The base is drilled into the coccyx (86) and its outer wall has spiral patterns and is conical.

10. The hard rock area drone seismometer according to claim 8, characterized in that: The drilling system (9) comprises a telescopic drill rod (92) and a drill bit (93), wherein the telescopic drill rod (92) is connected to a converter (74), and the drill bit (93) is installed at the bottom end of the telescopic drill rod (92).

Citation Information

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