Drilling rig for geological exploration

Abstract

The invention discloses a drilling device for geological mining, and relates to the technical field of geological drilling. The drilling device for geological mining comprises a supporting bottom plate, the top of the supporting bottom plate is fixedly connected with an adjusting supporting beam, the bottom of the supporting bottom plate is fixedly connected with a supporting adjusting mechanism, and the top of the adjusting supporting beam is fixedly connected with a frequency conversion box body and an electric control box body. According to the drilling device for geological mining, the supporting legs are arranged, a first driving motor is started to drive a first cylindrical gear to rotate in an engaged mode, and finally the supporting legs are driven to rotate, so that the stretching length of each supporting leg can be independently adjusted, a supporting bottom plate of the drilling device is always kept in a horizontal state, and the situation that the device inclines or even overturns due to uneven ground is avoided; the device can work normally, meanwhile, the drill bit is kept perpendicular to the ground all the time, the situation that the drill bit deviates from the preset drilling direction, drilling deviation is caused, and the accuracy of geological data is affected is avoided, and therefore the drilling efficiency of the device is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of geological drilling, in particular to a geological prospecting drilling device. BACKGROUND

[0002] Geological exploration is a survey and research activity that determines appropriate bearing layers through various means and methods, determines the foundation type according to the bearing capacity of the bearing layer, and calculates the foundation parameters. It is in the mineral resources survey that industrial significance is found. In order to provide the mine construction design with the required mineral reserves and geological data, the quality and quantity of the mineral resources, and the technical conditions for exploitation and utilization are investigated and researched. The geological conditions of a certain area, such as rock, stratum, structure, mineral resources, hydrology, and geomorphology, are investigated and researched.

[0003] Refer to the invention patent with Chinese publication number "CN119616478A", the fixed frame, the sampling drill cylinder and the crushing tooth, the crushing tooth is arranged at the bottom of the sampling drill cylinder, the sampling drill cylinder is located in the fixed frame, a cavity is formed in the sampling drill cylinder, a cutting cavity communicating with the cavity is formed in the bottom of the sampling drill cylinder, and the sampling drill cylinder further comprises: a telescopic piece, a sliding plate, a driving piece and a cutting bearing mechanism, the cutting bearing mechanism comprises: a power assembly, a gear ring one, a gear one, a rotating rod, a cutting bearing blade arc, a rotating ring one and a rotation sequence limiting assembly.

[0004] Geological drilling operations often need to be carried out in complex terrain areas such as mountains, hills and slopes. The ground often has ups and downs. However, the height of the supporting leg of the existing device cannot be flexibly adjusted, which makes it difficult for the device to adapt to the drilling needs of complex terrain and different geological layers, affecting the drilling efficiency. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a geological prospecting drilling device to solve the problems raised in the background art.

[0006] To achieve the above purpose, the present application is realized by the following technical scheme: a geological prospecting drilling device, comprising a supporting bottom plate, the top of the supporting bottom plate is fixedly connected with an adjusting supporting beam, the bottom of the supporting bottom plate is fixedly connected with a supporting adjusting mechanism, the top of the adjusting supporting beam is fixedly connected with a frequency conversion box body and an electric control box body, the bottom of the supporting bottom plate is fixedly connected with a locking mechanism, the top of the adjusting supporting beam is fixedly connected with a drilling mechanism, and the bottom of the supporting bottom plate is fixedly connected with a scraping mechanism. The supporting adjusting mechanism comprises: a supporting leg, the supporting leg is rotatably connected in the inside of the supporting bottom plate, the number of the supporting legs is four, and the surface of the supporting leg is fixedly connected with a claw stab stabilizing mechanism; a rotating handle, the rotating handle is fixedly connected to the top of the supporting leg.

[0007] Preferably, the support adjusting mechanism further comprises a first fixed block fixedly connected to the bottom of the support bottom plate, a first driving motor fixedly connected to the surface of the first fixed block, a first cylindrical gear fixedly connected to the inside of the first driving motor through an output shaft, and the support leg is meshingly connected with the first cylindrical gear.

[0008] Preferably, the top of the support leg is fixedly connected with a telescopic support rod, the top of the telescopic support rod is fixedly connected with a second driving motor, a rotating insertion rod is rotatably connected to the inside of the second driving motor, and the rotating insertion rod is rotatably connected with the support leg.

[0009] Preferably, the locking mechanism comprises a third driving motor fixedly connected to the inside of the support bottom plate, a second cylindrical gear fixedly connected to the inside of the third driving motor through an output shaft, the number of the second cylindrical gears is four, and the four second cylindrical gears are uniformly distributed about the central axis of the support bottom plate.

[0010] Preferably, the surface of the second cylindrical gear is meshingly connected with a gear belt, the inside of the third driving motor is further fixedly connected with a third cylindrical gear through an output shaft, the number of the third cylindrical gears is two, and the two third cylindrical gears are symmetrically distributed about the central axis of the support bottom plate.

[0011] Preferably, the surface of the third cylindrical gear is meshingly connected with a locking rod, the number of the locking rods is four, and the two locking rods are symmetrically distributed about the central axis of the third cylindrical gear, the bottom of the support bottom plate is fixedly connected with a limiting block, and the locking rod is slidingly connected with the limiting block, and the end of the locking rod is provided with a tooth groove meshing with the first cylindrical gear.

[0012] Preferably, the drilling mechanism comprises a second telescopic motor fixedly connected to the top of the adjusting support beam, a sliding support plate fixedly connected to the inside of the second telescopic motor through an output shaft, the electric control box is arranged on the left side of the top of the adjusting support beam close to the second telescopic motor, the frequency conversion box is arranged on the right side of the top of the adjusting support beam close to the second telescopic motor, and the sliding support plate is slidingly connected with the adjusting support beam.

[0013] Preferably, the bottom of the sliding support plate is fixedly connected with a second fixed block, the inside of the second fixed block is fixedly connected with a fourth driving motor, and the inside of the fourth driving motor is rotatably connected with a drill bit.

[0014] Preferably, the scraping mechanism comprises linear motors fixedly connected at the bottom of the support bottom plate, the number of the linear motors is two, and the two linear motors are symmetrically distributed about the central axis of the support bottom plate, the inside of the linear motor is fixedly connected with a scraping ring block through an output shaft, and the bottom of the support bottom plate is fixedly connected with a guide block, and the threaded groove formed in the inside of the scraping ring block is engaged with the drill bit.

[0015] Preferably, the claw stab type stabilizing mechanism comprises a fifth driving motor fixedly connected on the surface of the support leg, a third fixed block slidingly connected with the inside of the fifth driving motor through an output shaft, a fourth fixed block fixedly connected with the inside of the third fixed block, a fifth driving motor fixedly connected on the top of the fourth fixed block, a conical head fixedly connected with the inside of the fifth driving motor through an output shaft, a second rotary claw and a first rotary push block rotatably connected on the surface of the fourth fixed block, and a first rotary claw and a second rotary push block rotatably connected on the surface of the conical head, wherein the second rotary claw is rotatably connected with the first rotary push block through a connecting rod.

[0016] The application provides a drilling device for geological prospecting. 1. The drilling device for geological prospecting can independently adjust the extension length of each support leg by driving the first cylindrical gear to rotate through the first driving motor, so that the support bottom plate of the drilling device always remains in a horizontal state, avoids the inclination or even overturning of the device due to uneven ground, ensures the normal operation of the device, and makes the drill bit always remain in a vertical state with the ground, thereby avoiding the deviation of the drill bit from the predetermined drilling direction, the deviation of the drilling hole, and the influence on the accuracy of geological data, and improving the drilling efficiency of the device.

[0017] 2. The drilling device for geological prospecting can make the bottom of the rotating insertion rod drill into the inside of the ground by driving the rotating insertion rod to rotate in the inside of the support leg through the second driving motor, compared with the traditional support leg which is only fixed by the self-weight or the ground friction force, this way can form a mechanical connection between the equipment and the stratum, effectively resist the vibration problem in the drilling process, and be suitable for different geological bearing capacities, thereby improving the overall processing efficiency of the device.

[0018] 3. The drilling device for geological prospecting can drive the two third cylindrical gears to rotate through the gear engagement transmission after starting the third driving motor, so as to move the locking rod to the direction where the first cylindrical gear is located, thereby quickly locking the first cylindrical gear and improving the overall processing efficiency of the device.

[0019] 4、The drilling device for geological prospecting, through the setting of the scraping ring block, the two scraping ring blocks are moved towards each other under the driving of the linear motor, so that the residual soil on the surface of the drill bit is scraped off, avoiding the influence of the large amount of soil adhered to the surface of the drill bit on the efficiency of subsequent drilling work, and the guide block is arranged, the scraped soil is guided to the vicinity of the drill hole, avoiding the blockage of the soil in the drill hole affecting the subsequent detection.

[0020] 5、The drilling device for geological prospecting, through the setting of the fourth fixed block and the conical head, the conical head and the fourth fixed block are vertically inserted into the soft ground under the driving of the fifth driving motor, improving the stability of the device, and the second rotating claw and the first rotating claw are arranged, the conical head is driven to move in the direction of the fifth driving motor by controlling the fifth driving motor, so that the second rotating claw and the first rotating claw are further inserted into the relatively soft material, and the connecting rod is arranged, the second rotating block and the first rotating block are further assisted to drive the second rotating claw to rotate, so that the second rotating claw and the first rotating claw can be successfully inserted into the material, further increasing the contact area of the structure and the relatively soft material to realize multidimensional fixation, effectively preventing the flow of soft material, and avoiding the sinking of the device. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a front view of the structure of the application; Figure 2 It is a three-dimensional structure diagram of the supporting adjusting mechanism of the application; Figure 3 It is a sectional view of the supporting leg of the application; Figure 4 It is a three-dimensional structure diagram of the application Figure 3 It is an enlarged diagram of A in the application; Figure 5 It is a schematic diagram of part of the locking mechanism of the application; Figure 6 It is an enlarged diagram of B in the application; Figure 5 Figure 7 It is a three-dimensional structure diagram of the supporting bottom plate of the application from the bottom; Figure 8 It is a scraping mechanism diagram of the application; Figure 9 It is a drilling mechanism diagram of the application; Figure 10 It is a drilling mechanism diagram of the application; Figure 11 It is a drilling mechanism diagram of the application.

[0022] ​In the figure: 1, support bottom plate; 2, adjusting support beam; 3, support adjusting mechanism; 31, first driving motor; 32, first fixed block; 33, first cylindrical gear; 34, support leg; 35, rotating handle; 36, second driving motor; 37, telescopic support rod; 38, rotating insertion rod; 4, locking mechanism; 41, third driving motor; 42, second cylindrical gear; 43, third cylindrical gear; 44, gear belt; 45, locking rod; 46, limiting block; 5, scraping mechanism; 51, linear motor; 52, scraping ring block; 53, guide block; 6, frequency conversion box; 7, electric control box; 8, drilling mechanism; 81, second telescopic motor; 82, sliding support plate; 83, second fixed block; 84, fourth driving motor; 85, drill bit; 9, claw stab type stabilizing mechanism; 91, fifth driving motor; 92, third fixed block; 93, fourth fixed block; 94, conical head; 95, first rotating claw; 96, second rotating claw; 97, connecting rod; 98, first rotating push block; 99, second rotating push block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0024] Examples of the described embodiments are shown in the accompanying drawings, in which the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0025] Embodiment one: please refer to Figures 1-4 The present application provides a technical solution: a drilling device for geological prospecting, comprising a support bottom plate 1, the top of the support bottom plate 1 is fixedly connected with an adjusting support beam 2, the bottom of the support bottom plate 1 is fixedly connected with a support adjusting mechanism 3, the top of the adjusting support beam 2 is fixedly connected with a frequency conversion box 6 and an electric control box 7, the bottom of the support bottom plate 1 is fixedly connected with a locking mechanism 4, the top of the adjusting support beam 2 is fixedly connected with a drilling mechanism 8, and the bottom of the support bottom plate 1 is fixedly connected with a scraping mechanism 5. The support adjusting mechanism 3 comprises: The support leg 34 is rotatably connected inside the support bottom plate 1, the number of the support leg 34 is four, and the surface of the support leg 34 is fixedly connected with a claw stab type stabilizing mechanism 9. The rotating handle 35 is fixedly connected to the top of the support leg 34.

[0026] The support adjusting mechanism 3 further comprises a first fixed block 32 fixedly connected to the bottom of the support base plate 1, and the surface of the first fixed block 32 is fixedly connected with a first driving motor 31, the inside of the first driving motor 31 is fixedly connected with a first cylindrical gear 33 through an output shaft, and a support leg 34 is meshingly connected with the first cylindrical gear 33.

[0027] The top of the support leg 34 is fixedly connected with a telescopic support rod 37, the top of the telescopic support rod 37 is fixedly connected with a second driving motor 36, the inside of the second driving motor 36 is rotatably connected with a rotating insertion rod 38, and the rotating insertion rod 38 is rotatably connected with the support leg 34.

[0028] In use, first, the first driving motor 31 is started to drive the first cylindrical gear 33 to rotate through the output shaft, the first cylindrical gear 33 drives the support leg 34 to rotate, thereby adjusting the height of the support leg 34, and the height of the support leg 34 can be further adjusted by manually rotating the rotating handle 35 to adapt to different terrains.

[0029] By arranging the support leg 34, the first driving motor 31 is started to drive the first cylindrical gear 33 to meshingly rotate and finally drive the support leg 34 to rotate, so that the extension length of each support leg 34 can be independently adjusted, the support base plate 1 of the drilling device can always be kept in a horizontal state, the device is prevented from being tilted or even overturned due to uneven ground, normal work of the device is ensured, the drill bit 85 can always be kept in a vertical state with the ground, the drill bit 85 is prevented from deviating from the predetermined drilling direction, drilling deviation is avoided, the accuracy of geological data is affected, and the drilling efficiency of the device is improved.

[0030] By arranging the rotating insertion rod 38, the second driving motor 36 is started to drive the rotating insertion rod 38 to rotate in the inside of the support leg 34, and finally the bottom of the rotating insertion rod 38 is drilled into the inside of the ground. Compared with the traditional support leg which is only fixed by relying on the self-weight or the friction force of the ground, this mode can form a mechanical connection between the equipment and the stratum, effectively resist the vibration problem in the drilling process, be suitable for different geological bearing capacities, and thus improve the overall processing efficiency of the device.

[0031] Embodiment two: please refer to Figures 1-11 On the basis of embodiment one, the application provides a technical solution: The locking mechanism 4 comprises a third driving motor 41 fixedly connected to the inside of the support base plate 1, the inside of the third driving motor 41 is fixedly connected with a second cylindrical gear 42 through an output shaft, the number of the second cylindrical gear 42 is four, and the four second cylindrical gears 42 are uniformly distributed about the central axis of the support base plate 1.

[0032] The surface of the second cylindrical gear 42 is meshingly connected with a gear belt 44, the inside of the third driving motor 41 is further fixedly connected with a third cylindrical gear 43, the number of the third cylindrical gear 43 is two, and the two third cylindrical gears 43 are symmetrically distributed about the central axis of the support base plate 1.

[0033] The surface of the third cylindrical gear 43 is meshingly connected with a locking rod 45, the number of the locking rod 45 is four, and the two locking rods 45 are symmetrically distributed about the central axis of the third cylindrical gear 43, the bottom of the support base plate 1 is fixedly connected with a limiting block 46, and the locking rod 45 is slidingly connected with the limiting block 46, and the end of the locking rod 45 is provided with a tooth groove which is meshingly connected with the first cylindrical gear 33.

[0034] The drilling mechanism 8 comprises a second telescopic motor 81, the second telescopic motor 81 is fixedly connected to the top of the adjusting support beam 2, the inside of the second telescopic motor 81 is fixedly connected with a sliding support plate 82 through an output shaft, the electric control box 7 is arranged on the left side of the top of the adjusting support beam 2 close to the second telescopic motor 81, and the frequency conversion box 6 is arranged on the right side of the top of the adjusting support beam 2 close to the second telescopic motor 81, and the sliding support plate 82 is slidingly connected with the adjusting support beam 2.

[0035] The bottom of the sliding support plate 82 is fixedly connected with a second fixed block 83, the inside of the second fixed block 83 is fixedly connected with a fourth driving motor 84, and the inside of the fourth driving motor 84 is rotatably connected with a drill bit 85.

[0036] The scraping mechanism 5 comprises a linear motor 51, the linear motor 51 is fixedly connected to the bottom of the support base plate 1, the number of the linear motor 51 is two, and the two linear motors 51 are symmetrically distributed about the central axis of the support base plate 1, the inside of the linear motor 51 is fixedly connected with a scraping ring block 52 through an output shaft, the bottom of the support base plate 1 is fixedly connected with a guide block 53, and the threaded groove in the inside of the scraping ring block 52 is meshingly connected with the drill bit 85.

[0037] The claw stab type stabilizing mechanism 9 comprises a fifth driving motor 91, the fifth driving motor 91 is fixedly connected to the surface of the support leg 34, the inside of the fifth driving motor 91 is slidingly connected with a third fixed block 92 through an output shaft, the inside of the third fixed block 92 is fixedly connected with a fourth fixed block 93, the top of the fourth fixed block 93 is fixedly connected with the fifth driving motor 91, the inside of the fifth driving motor 91 is fixedly connected with a conical head 94 through an output shaft, the surface of the fourth fixed block 93 is rotatably connected with a second rotating claw 96 and a first rotating push block 98, the surface of the conical head 94 is rotatably connected with a first rotating claw 95 and a second rotating push block 99, and the second rotating claw 96 is rotatably connected with the first rotating claw 95, the surface of the second rotating claw 96 is rotatably connected with a connecting rod 97, and the connecting rod 97 is rotatably connected with the first rotating push block 98.

[0038] In use, after the height adjustment is completed, the third drive motor 41 is started to drive the second cylindrical gear 42 and the third cylindrical gear 43 to rotate through the output shaft, the second cylindrical gear 42 drives the gear belt 44 to rotate at the same time, so that the third cylindrical gear 43 drives the locking rod 45 to move to the direction where the first cylindrical gear 33 is located, so that the locking rod 45 locks the first cylindrical gear 33, then the second telescopic motor 81 is started, the starting of the second telescopic motor 81 drives the second fixed block 83 to move to the ground through the output shaft, at the same time, the fourth drive motor 84 is started to drive the drill bit 85 to rotate, when the ground is relatively soft, the fifth drive motor 91 can be started, the starting of the fifth drive motor 91 drives the third fixed block 92 to move to the direction where the ground is located through the output shaft, driving the conical head 94 and the fourth fixed block 93 to insert into the ground, then the fifth drive motor 91 is started to drive the conical head 94 to move to the direction where the fifth drive motor 91 is located through the output shaft, the movement of the conical head 94 drives the front claws of the first rotating claw 95 and the second rotating claw 96 to rotate away from the output shaft of the fifth drive motor 91, at this time, the second rotating push block 99 and the first rotating push block 98 drive the connecting rod 97 to further push the second rotating claw 96 and the first rotating claw 95 to rotate, so that the first rotating claw 95 and the second rotating claw 96 are further inserted into the relatively soft material. Thus, the device continues to work, when the drilling is completed, the linear motor 51 is started, the starting of the linear motor 51 drives the scraping ring block 52 to move through the output shaft, so that the soil on the surface of the drill bit 85 is scraped off through the scraping ring block 52, and the scraped soil is finally guided to the vicinity of the drill hole through the guide block 53.

[0039] By setting the locking rod 45, the third drive motor 41 is started to drive the two third cylindrical gears 43 to rotate through gear engagement transmission, so that the locking rod 45 moves to the direction where the first cylindrical gear 33 is located, thereby quickly locking the first cylindrical gear 33, improving the overall processing efficiency of the device.

[0040] By setting the scraping ring block 52, the linear motor 51 is started to drive the two scraping ring blocks 52 to move towards each other, thereby scraping off the residual soil on the surface of the drill bit 85, avoiding the influence of a large amount of soil adhering to the surface of the drill bit 85 on the efficiency of subsequent drilling work, and at the same time, the guide block 53 is arranged to guide the scraped soil to the vicinity of the drill hole, avoiding the soil from blocking the drill hole and affecting the subsequent detection.

[0041] By setting the fourth fixed block 93 and the conical head 94, the fifth drive motor 91 drives the conical head 94 and the fourth fixed block 93 to be inserted vertically into the soft ground below, improving the stability of the device, and setting the second rotating claw 96 and the first rotating claw 95, by controlling the fifth drive motor 91 to drive the conical head 94 to move in the direction of the fifth drive motor 91, so that the second rotating claw 96 and the first rotating claw 95 are further inserted into the softer material, and setting the connecting rod 97, by the rotation of the second rotating push block 99 and the first rotating push block 98, the connecting rod 97 further assists the second rotating claw 96 to rotate, so that the second rotating claw 96 and the first rotating claw 95 can be successfully inserted into the material, further increasing the contact area between the structure and the softer material to realize multi-dimensional fixation, effectively preventing the soft material from flowing, and avoiding the device from sinking.

[0042] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art within the technical range disclosed by the present application, according to the technical scheme and the inventive concept of the present application, equivalent replacement or change, should be covered within the protection scope of the present application.

Claims

1. A drilling device for geological prospecting, comprising a support base plate (1), characterized in that: The top of the supporting bottom plate (1) is fixedly connected with an adjusting supporting beam (2), the bottom of the supporting bottom plate (1) is fixedly connected with a supporting adjusting mechanism (3), the top of the adjusting supporting beam (2) is fixedly connected with a variable frequency box (6) and an electric control box (7), the bottom of the supporting bottom plate (1) is fixedly connected with a locking mechanism (4), the top of the adjusting supporting beam (2) is fixedly connected with a drilling mechanism (8), and the bottom of the supporting bottom plate (1) is fixedly connected with a scraping mechanism (5); The supporting adjusting mechanism (3) comprises: A supporting leg (34) is rotatably connected in the inside of the supporting bottom plate (1), the number of the supporting leg (34) is four, and the surface of the supporting leg (34) is fixedly connected with a claw stab type stabilizing mechanism (9); A rotating handle (35) is fixedly connected at the top of the supporting leg (34); The top of the supporting leg (34) is fixedly connected with a telescopic supporting rod (37), the top of the telescopic supporting rod (37) is fixedly connected with a second driving motor (36), the inside of the second driving motor (36) is rotatably connected with a rotating insertion rod (38), and the rotating insertion rod (38) is rotatably connected with the supporting leg (34); The inside of the third driving motor (41) is fixedly connected with a second cylindrical gear (42) through an output shaft; The surface of the second cylindrical gear (42) is meshingly connected with a gear belt (44), and the inside of the third driving motor (41) is further fixedly connected with a third cylindrical gear (43) through an output shaft; The surface of the third cylindrical gear (43) is meshingly connected with a locking rod (45); The claw stab type stabilizing mechanism (9) comprises a fifth driving motor (91), the fifth driving motor (91) is fixedly connected to the surface of the supporting leg (34), the inside of the fifth driving motor (91) is slidably connected with a third fixed block (92) through an output shaft, the inside of the third fixed block (92) is fixedly connected with a fourth fixed block (93), the top of the fourth fixed block (93) is fixedly connected with the fifth driving motor (91), the inside of the fifth driving motor (91) is fixedly connected with a conical head (94) through an output shaft, the surface of the fourth fixed block (93) is rotatably connected with a second rotating claw (96) and a first rotating push block (98), the surface of the conical head (94) is rotatably connected with a first rotating claw (95) and a second rotating push block (99), the second rotating claw (96) is rotatably connected with the first rotating claw (95), the surface of the second rotating claw (96) is rotatably connected with a connecting rod (97), and the connecting rod (97) is rotatably connected with the first rotating push block (98); The scraping mechanism (5) comprises a linear motor (51), and the linear motor (51) is fixedly connected to the bottom of the supporting bottom plate (1). The support adjusting mechanism (3) further comprises a first fixed block (32) fixedly connected to the bottom of the support bottom plate (1), the surface of the first fixed block (32) is fixedly connected with a first drive motor (31), the inside of the first drive motor (31) is fixedly connected with a first cylindrical gear (33) through an output shaft, and a support leg (34) is engagedly connected with the first cylindrical gear (33).

2. The drilling apparatus for geological prospecting according to claim 1, characterized in that: The locking mechanism (4) comprises a third drive motor (41) fixedly connected to the inside of the support bottom plate (1), the number of the second cylindrical gears (42) is four, and the four second cylindrical gears (42) are evenly distributed about the central axis of the support bottom plate (1).

3. The drilling apparatus for geological prospecting according to claim 2, characterized in that: The number of the third cylindrical gears (43) is two, and the two third cylindrical gears (43) are symmetrically distributed about the central axis of the support bottom plate (1).

4. The drilling apparatus for geological prospecting according to claim 3, characterized in that: The number of the locking rods (45) is four, and the two locking rods (45) are symmetrically distributed about the central axis of the third cylindrical gear (43), the bottom of the support bottom plate (1) is fixedly connected with a limiting block (46), and the locking rod (45) is slidingly connected with the limiting block (46), the end of the locking rod (45) is provided with a tooth groove engaged with the first cylindrical gear (33).

5. The drilling apparatus for geological prospecting according to claim 1, characterized in that: The drilling mechanism (8) comprises a second telescopic motor (81) fixedly connected to the top of the adjusting support beam (2), the inside of the second telescopic motor (81) is fixedly connected with a sliding support plate (82) through an output shaft, the electric control box (7) is arranged on the left side of the top of the adjusting support beam (2) close to the second telescopic motor (81), the frequency conversion box (6) is arranged on the right side of the top of the adjusting support beam (2) close to the second telescopic motor (81), and the sliding support plate (82) is slidingly connected with the adjusting support beam (2).

6. A drilling apparatus for geological prospecting according to claim 5, characterized in that: The bottom of the sliding support plate (82) is fixedly connected with a second fixed block (83), the inside of the second fixed block (83) is fixedly connected with a fourth drive motor (84), and the inside of the fourth drive motor (84) is rotatably connected with a drill bit (85).

7. The drilling apparatus for geological prospecting according to claim 1, characterized in that: The number of the linear motors (51) is two, and the two linear motors (51) are symmetrically distributed about the central axis of the support bottom plate (1), the inside of the linear motor (51) is fixedly connected with a scraping ring block (52) through an output shaft, the bottom of the support bottom plate (1) is fixedly connected with a guide block (53), and the thread groove formed in the inside of the scraping ring block (52) is engaged with the drill bit (85).

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