Geotechnical engineering drilling device

Abstract

The invention discloses a geotechnical engineering drilling device, and relates to the technical field of geotechnical drilling. The geotechnical engineering drilling device comprises a pushing plate, a moving assembly, a punching assembly and a stabilizing assembly, a supporting rod is arranged on the pushing plate, the moving assembly is located on the supporting rod, the punching assembly is located on one side of the supporting rod and comprises a driving structure, a movable structure and a drilling structure, and the stabilizing assembly is located below the moving assembly. And the stabilizing assembly comprises a mounting ring, hinge rods, dampers, inserting rods and clamping rings, the four sets of hinge rods are hinged to the outer wall of the mounting ring, and the dampers are arranged at one ends of the hinge rods. Vibration generated in the drilling process can be effectively absorbed and reduced, the fault rate of equipment in a high-frequency vibration environment is reduced, the safety of workers is ensured, the vibration assemblies are arranged around the mounting barrel, the drill bit is kept stable, the working comfort of operators is improved, and the fatigue feeling is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of rock and soil drilling, and in particular to a rock and soil engineering drilling device. Background Art

[0002] Geotechnical exploration is a means of geotechnical investigation. It is a technical means used to determine the basic characteristics and spatial distribution of subsurface rock and soil, groundwater and adverse geological effects. It includes drilling, exploration, trenching, pit exploration, cave exploration, geophysical exploration, and sounding.

[0003] When some drilling devices in the prior art are in use, the drill bit performs drilling work in the rock, and the cutting ability of the drill bit will be affected, resulting in a sudden change in resistance, which in turn generates vibrations that may cause the borehole to deviate, and the vibration of the device will further affect the service life of its internal components.

[0004] In summary, the present application now proposes a geotechnical engineering drilling device to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to solve at least one of the technical problems existing in the prior art and to provide a geotechnical engineering drilling device that can solve the problem that when some drilling devices in the prior art are in use, the drill bit performs drilling work in the rock, and the cutting ability of the drill bit is affected, resulting in sudden changes in resistance, and then vibration may cause the drill hole to deviate, and the vibration of the device may affect the service life of its internal components.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a geotechnical engineering drilling device, comprising a pushing plate, a moving assembly, a punching assembly and a stabilizing assembly, wherein a support rod is arranged on the pushing plate, the moving assembly is located on the support rod, the punching assembly is located on one side of the support rod, the punching assembly comprises a driving structure, a movable structure and a drilling structure, the stabilizing assembly is located below the moving assembly, the stabilizing assembly comprises a mounting ring, an articulated rod, a shock absorber, an insert rod and a clamping ring, four groups of articulated rods are hingedly installed on the outer wall of the mounting ring, and a shock absorber is arranged at one end of the articulated rod.

[0007] Preferably, the top of the push plate is fixedly connected to a mounting seat, the support rod is fixedly installed on the top of the mounting seat, the top of the push plate is fixedly connected to a support frame, one end of the support frame is fixedly installed on the other side of the support rod, its arrangement facilitates the fixing of the support rod, and the push plate, support frame and support rod are arranged in a triangle, which further improves the stability of the device.

[0008] Preferably, the moving assembly includes an electric slide rail, a slide seat and an auxiliary pulley, one side of the support rod is fixedly connected to the electric slide rail, the slide seat is slidably installed on the electric slide rail, the slide seat is fixedly connected to the auxiliary pulley, one side of the support rod is provided with an auxiliary track, and the auxiliary pulley is slidably installed on the auxiliary track. Through the coordinated use of the electric slide rail, the slide seat and the auxiliary pulley, the drilling assembly can be driven to move, which is convenient for the drilling assembly to move to the rock surface. The up and down movement method can ensure that the drill bit can drill continuously at different depths, reducing the pause time, thereby improving the overall operation efficiency, and the up and down movement device can provide uniform force, reducing the wear and damage of the drill bit at certain specific depths, ensuring the quality and accuracy of drilling, reducing the wear and damage of the drill bit at certain specific depths, ensuring the quality and accuracy of drilling.

[0009] Preferably, a connecting seat is provided on the support rod, the bottom of the connecting seat is fixedly connected to a fixed block, the bottom of the fixed block is fixedly connected to a connecting rod, one side of the connecting seat is connected to the sliding seat, and the setting of the connecting rod facilitates the installation of the drilling assembly.

[0010] Preferably, a mounting cylinder is provided on the pushing plate, and the top of the mounting cylinder is fixedly connected to the bottom of the connecting rod, which facilitates the installation of the mounting cylinder to be more stable.

[0011] Preferably, the movable structure includes a threaded rod, a U-shaped plate, an auxiliary rod and a drilling plate. Two groups of U-shaped plates are fixedly connected inside the mounting cylinder and are arranged opposite to each other. One group of U-shaped plates has a threaded rod rotatably installed inside, and the other group of U-shaped plates has an auxiliary rod fixedly connected inside. One end of the drilling plate is threadedly installed on the outer wall of the threaded rod, and the other end of the drilling plate is slidably installed on the auxiliary rod.

[0012] Preferably, the driving structure includes an assembly block, a driving motor 1, a rotating rod and an umbrella gear. The outer wall of the mounting cylinder is fixedly connected to the assembly block, one side of the assembly block is fixedly connected to the driving motor 1, the output shaft of the driving motor 1 is fixedly connected to the rotating rod, the outer wall of the rotating rod is sleeved with an umbrella gear, one end of the threaded rod extends to the top of a group of U-shaped plates and is also sleeved with an umbrella gear, and the two groups of umbrella gears are meshed with each other. Through the coordinated use of the assembly block, the driving motor 1, the rotating rod, the umbrella gear, the threaded rod, the U-shaped plate, the auxiliary rod, the drilling plate, the driving motor 2, the mounting sleeve and the drill rod, the rock can be drilled. When the drill rod is used for drilling, a smooth hole wall can be achieved, reducing the difficulty of subsequent operations. The setting of the drilling assembly, the effective drill bit design and the stable operation method can achieve a smooth hole wall, reducing the difficulty of subsequent operations. After the rock is drilled, the wellbore can be easily monitored and detected, providing important data for subsequent projects.

[0013] Preferably, the drilling structure includes a second driving motor, a mounting sleeve and a drill rod. The top of the drilling plate is fixedly connected to the second driving motor, the bottom of the drilling plate is rotatably mounted with the mounting sleeve, the output shaft of the second driving motor is fixedly connected to the mounting sleeve, and the drill rod is arranged on the mounting sleeve.

[0014] Preferably, the mounting sleeve and the drill rod are both provided with pressing holes, a round block is fixedly connected inside the pressing hole on the mounting sleeve, rebounders are fixedly connected at both ends of the round block, a pressing rod is fixedly connected to one end of the rebounder, one end of the pressing rod is slidably installed in the pressing hole, a circular groove is provided on the top of the drill rod, a magnetic suction block is provided on the inner bottom of the circular groove, and the circular groove is inserted and installed on the mounting sleeve.

[0015] Preferably, the outer wall of the mounting tube is fixedly connected with a mounting ring, the top of the shock absorber is hingedly mounted on the articulated rod, the bottom of the shock absorber is fixedly connected with an insertion rod, and the outer wall of the mounting tube is fixedly connected with a clamping ring, the clamping ring is located above the mounting ring, and the clamping ring is provided with a bayonet for the articulated rod to be clamped. Through the coordinated use of the mounting ring, the articulated rod, the shock absorber, the insertion rod and the clamping ring, the use of the mounting tube can be stabilized, the vibration generated during the drilling process can be effectively absorbed and reduced, the failure rate of the equipment in a high-frequency vibration environment can be reduced, and the safety of the workers can be ensured. By arranging a vibration component around the mounting tube, the drill bit can be kept stable, the irregularity of the hole wall can be reduced, the straightness and accuracy of the drilling can be improved, the vibration and noise of the equipment during operation can be further reduced, the working comfort of the operator can be improved, and the fatigue can be reduced.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] (1) The geotechnical engineering drilling device, through the coordinated use of an electric slide rail, a slide seat and an auxiliary pulley, can drive the drilling assembly to move, making it easy for the drilling assembly to move to the rock surface. The up and down movement method can ensure that the drill bit can drill continuously at different depths, reducing the pause time, thereby improving the overall work efficiency. The up and down movement device can provide uniform force, reducing the wear and damage of the drill bit at certain specific depths, ensuring the quality and accuracy of the drilling, reducing the wear and damage of the drill bit at certain specific depths, ensuring the quality and accuracy of the drilling.

[0018] (2) The geotechnical engineering drilling device can drill holes in rocks by using an assembly block, a first drive motor, a rotating rod, a bevel gear, a threaded rod, a U-shaped plate, an auxiliary rod, a drilling plate, a second drive motor, a mounting sleeve and a drill rod. When drilling holes through the drill rod, a smooth hole wall can be achieved, reducing the difficulty of subsequent operations. The setting of the drilling assembly, the effective drill bit design and the stable operation method can achieve a smooth hole wall, reducing the difficulty of subsequent operations. After the rock is drilled, the wellbore can be easily monitored and tested, providing important data for subsequent projects.

[0019] (3) The geotechnical engineering drilling device, through the coordinated use of the mounting ring, the hinged rod, the shock absorber, the plug rod and the clamping ring, can stabilize the use of the mounting tube, effectively absorb and reduce the vibration generated during the drilling process, reduce the failure rate of the equipment in a high-frequency vibration environment, and ensure the safety of workers. By arranging a vibration component around the mounting tube, the drill bit is kept stable, the irregularity of the hole wall is reduced, the straightness and accuracy of the drill hole are improved, and the vibration and noise of the equipment during operation are further reduced, thereby improving the working comfort of the operator and reducing fatigue. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0021] Figure 1 A perspective view of the present invention;

[0022] Figure 2 A top view of the present invention;

[0023] Figure 3 For the present invention Figure 2 AA section view;

[0024] Figure 4 is a three-dimensional diagram of the drilling assembly of the present invention;

[0025] Figure 5 is a three-dimensional diagram of the drive assembly of the present invention;

[0026] Figure 6 A three-dimensional diagram of a drill rod of the present invention;

[0027] Figure 7 It is a three-dimensional diagram of the round block of the present invention.

[0028] 1. Push plate; 2. Support rod; 3. Mounting seat; 4. Support frame; 5. Electric slide rail; 6. Slide seat; 7. Auxiliary pulley; 8. Connecting seat; 9. Fixed block; 10. Connecting rod; 11. Mounting cylinder; 12. Assembly block; 13. Driving motor one; 14. Rotating rod; 15. Bevel gear; 16. Threaded rod; 17. U-shaped plate; 18. Auxiliary rod; 19. Drilling plate; 20. Driving motor two; 21. Mounting sleeve; 22. Drill rod; 23. Pressing hole; 24. Circular groove; 25. Round block; 26. Rebounder; 27. Pressing rod; 28. Mounting ring; 29. ​​Articulated rod; 30. Shock absorber; 31. Insert rod; 32. Snap ring. DETAILED DESCRIPTION

[0029] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0030] See also Figure 1-7The present invention provides a technical solution: a geotechnical engineering drilling device, comprising a pushing plate 1, a moving component, a punching component and a stabilizing component, a supporting rod 2 is arranged on the pushing plate 1, a mounting seat 3 is fixedly connected to the top of the pushing plate 1, the supporting rod 2 is fixedly installed on the top of the mounting seat 3, a supporting frame 4 is fixedly connected to the top of the pushing plate 1, one end of the supporting frame 4 is fixedly installed on the other side of the supporting rod 2, and its arrangement is convenient for fixing the supporting rod 2, and the pushing plate 1, the supporting frame 4 and the supporting rod 2 are arranged in a triangular shape, which further improves the stability of the device, a connecting seat 8 is arranged on the supporting rod 2, a fixing block 9 is fixedly connected to the bottom of the connecting seat 8, a connecting rod 10 is fixedly connected to the bottom of the fixing block 9, one side of the connecting seat 8 is connected to the sliding seat 6, and the connecting The setting of the connecting rod 10 is convenient for installing the drilling assembly. A mounting tube 11 is provided on the pushing plate 1. The top of the mounting tube 11 is fixedly connected to the bottom of the connecting rod 10, and its setting facilitates the installation of the mounting tube 11 to be more stable. The moving assembly is located on the supporting rod 2. The moving assembly includes an electric slide rail 5, a slide seat 6 and an auxiliary pulley 7. One side of the supporting rod 2 is fixedly connected to the electric slide rail 5, and a slide seat 6 is slidably installed on the electric slide rail 5. The slide seat 6 is fixedly connected to the auxiliary pulley 7. An auxiliary rail is provided on one side of the supporting rod 2, and the auxiliary pulley 7 is slidably installed on the auxiliary rail. Through the coordinated use of the electric slide rail 5, the slide seat 6 and the auxiliary pulley 7, the drilling assembly can be driven to move, which is convenient for the drilling assembly to move to the rock surface. The up and down movement can The drill bit is ensured to drill continuously at different depths, and the pause time is reduced, thereby improving the overall working efficiency. The up and down moving device can provide uniform force, reduce the wear and damage of the drill bit at certain specific depths, and ensure the quality and accuracy of drilling. The drill bit is reduced The wear and damage of the drill bit at certain specific depths ensures the quality and accuracy of drilling. The drilling assembly is located on one side of the support rod 2. The drilling assembly includes a driving structure, a movable structure and a drilling structure. The movable structure includes a threaded rod 16, a U-shaped plate 17, an auxiliary rod 18 and a drilling plate 19. Two groups of U-shaped plates 17 are fixedly connected to the inside of the mounting tube 11 and are arranged oppositely. One group of U-shaped plates 17 is rotatably installed with a threaded rod 16, and the other group of U-shaped plates 17 is fixedly connected to the inside of the auxiliary rod. 18, one end of the drilling plate 19 is threadedly installed on the outer wall of the threaded rod 16, and the other end of the drilling plate 19 is slidably installed on the auxiliary rod 18. The driving structure includes an assembly block 12, a driving motor 13, a rotating rod 14 and a bevel gear 15. The outer wall of the mounting cylinder 11 is fixedly connected with the assembly block 12, one side of the assembly block 12 is fixedly connected with the driving motor 13, the output shaft of the driving motor 13 is fixedly connected with the rotating rod 14, the outer wall of the rotating rod 14 is sleeved with a bevel gear 15, one end of the threaded rod 16 extends to the top of a group of U-shaped plates 17 and is also sleeved with a bevel gear 15, and the two groups of bevel gears 15 are meshed. The drilling structure includes a driving motor 20, a mounting sleeve 21 and a drilling rod 22. The top of the drilling plate 19 is fixedly connected with the driving motor 20.The bottom of the drilling plate 19 is rotatably installed with a mounting sleeve 21, the output shaft of the driving motor 20 is fixedly connected to the mounting sleeve 21, and a drill rod 22 is arranged on the mounting sleeve 21. The driving motor 13 is controlled to start, and the output shaft of the driving motor 13 drives the rotating rod 14 to rotate, and the rotating rod 14 drives the bevel gear 15 to rotate, and the rotation of the bevel gear 15 drives the threaded rod 16 to rotate, and the threaded rod 16 rotates the drilling plate 19 to move up and down until the drilling plate 19 drives the drill rod 22 downward to contact the surface of the rock, and then the driving motor 20 is controlled to start, and the output shaft of the driving motor 20 drives the mounting sleeve 21 to rotate, and the mounting sleeve 21 drives the drill rod 22 to rotate, and the rock is drilled, and the assembly block 12 is assembled. , drive motor 13, rotating rod 14, bevel gear 15, threaded rod 16, U-shaped plate 17, auxiliary rod 18, drilling plate 19, drive motor 20, mounting sleeve 21 and drill rod 22 are used in coordination to drill holes in rocks. When drilling holes through drill rod 22, a smooth hole wall can be achieved, which reduces the difficulty of subsequent operations. The setting of the drilling assembly, effective drill bit design and stable operation method can achieve a smooth hole wall, which reduces the difficulty of subsequent operations. After the rock is drilled, the wellbore can be easily monitored and tested, providing important data for subsequent projects. The stabilizing assembly is located below the moving assembly. The stabilizing assembly includes a mounting ring 28, an articulated rod 29, a shock absorber 30, an insert rod 31 and a clamping ring 32. The outer wall of the mounting ring 28 is hingedly mounted There are four groups of hinged rods 29, one end of the hinged rod 29 is provided with a shock absorber 30, the outer wall of the installation tube 11 is fixedly connected with a mounting ring 28, the top of the shock absorber 30 is hingedly installed with the hinged rod 29, the bottom of the shock absorber 30 is fixedly connected with a plug rod 31, the outer wall of the installation tube 11 is fixedly connected with a clamping ring 32, the clamping ring 32 is located above the mounting ring 28, and a clamping slot for the hinged rod 29 to be clamped is provided on the clamping ring 32. When in use, the device is pushed to the rock where drilling is required, and then the electric slide rail 5 is controlled to start, and the electric slide rail 5 drives the slide seat 6 to slide, so that the slide seat 6 drives the connecting seat 8 and the fixed block 9 to move downward, and the connecting seat 8 and the fixed block 9 drive the connecting rod 10 and the installation tube 11 to move downward, at this time, the bottom of the installation tube 11 is The fourth embodiment of the present invention is to fix the mounting tube 11 to the soil around the rock, and the fourth embodiment of the present invention is to fix the mounting tube 11 to the soil around the rock. The ...It further reduces the vibration and noise of the equipment during operation, improves the operator's working comfort and reduces fatigue.

[0031] Furthermore, a pressing hole 23 is provided on the mounting sleeve 21 and the drill rod 22. A round block 25 is fixedly connected inside the pressing hole 23 on the mounting sleeve 21. Rebounders 26 are fixedly connected at both ends of the round block 25. A pressing rod 27 is fixedly connected at one end of the rebounder 26. One end of the pressing rod 27 is slidably installed in the pressing hole 23. A circular groove 24 is provided on the top of the drill rod 22. A magnetic block is provided at the bottom of the inner side of the circular groove 24. The circular groove 24 is inserted and installed on the mounting sleeve 21. When the drill rod 22 needs to be replaced, the electric slide rail 5 is controlled to start, and the electric slide rail 5 is driven The movable slide 6, the connecting seat 8, the fixed block 9 and the installation tube 11 move upward until the installation tube 11 moves to the highest point, and then the driving motor 13 is controlled to start, and the driving motor 13 drives the threaded rod 16 to start, and the threaded rod 16 drives the drilling plate 19 downward. At this time, the staff presses the pressing rod 27, and the pressing rod 27 is squeezed to drive the rebounder 26 to perform the squeezing work. At this time, the pressing rod 27 retracts inward through the pressing hole 23, and then the drill rod 22 is pulled out downward, so that the circular groove 24 on the top of the drill rod 22 is separated from the installation sleeve 21, which is convenient for replacing the drill rod 22.

[0032] Working principle: When in use, push the device to the rock where drilling is required, then control the electric slide rail 5 to start, the electric slide rail 5 drives the slide seat 6 to slide, so that the slide seat 6 drives the connecting seat 8 and the fixed block 9 to move downward, the connecting seat 8 and the fixed block 9 drive the connecting rod 10 and the installation tube 11 to move downward, at this time, the bottom of the installation tube 11 is in contact with the rock, at this time, take out the hinged rod 29, so that the hinged rod 29 drives the shock absorber 30 to move outward, the shock absorber 30 drives the insertion rod 31 to move outward, then one end of the insertion rod 31 is inserted and installed on the soil pile around the rock, until four groups of insertion rods 31 are inserted into the soil to fix the installation tube 11, then control the drive motor 13 to start, the output shaft of the drive motor 13 drives the rotating rod 14 to rotate, the rotating rod 14 drives the bevel gear 15 to rotate, the rotation of the bevel gear 15 drives the threaded rod 16 to rotate, the threaded rod 16 rotates the drilling plate 1 9 moves up and down until the drilling plate 19 drives the drill rod 22 downward to resist the surface of the rock, then controls the driving motor 20 to start, the output shaft of the driving motor 20 drives the mounting sleeve 21 to rotate, the mounting sleeve 21 drives the drill rod 22 to rotate, and the rock is drilled. When the drill rod 22 needs to be replaced, the electric slide rail 5 is controlled to start, and the electric slide rail 5 drives the slide seat 6, the connecting seat 8, the fixing block 9 and the mounting tube 11 to move upward until the mounting tube 11 moves to the highest point, then controls the driving motor 13 to start, the driving motor 13 drives the threaded rod 16 to start, and the threaded rod 16 drives the drilling plate 19 downward. At this time, the staff presses the pressing rod 27, and the pressing rod 27 is squeezed to drive the rebounder 26 to squeeze. At this time, the pressing rod 27 passes through the pressing hole 23 and shrinks inward, and then the drill rod 22 is pulled out downward, so that the circular groove 24 at the top of the drill rod 22 is separated from the mounting sleeve 21, which is convenient for replacing the drill rod 22.

[0033] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A geotechnical engineering drilling device, characterized in that: include: A pushing plate (1), wherein a supporting rod (2) is arranged on the pushing plate (1); A moving assembly, the moving assembly being located on the support rod (2); A punching assembly, the punching assembly is located on one side of the support rod (2), and the punching assembly comprises a driving structure, a movable structure and a drilling structure; The stabilizing assembly is located below the moving assembly and comprises a mounting ring (28), an articulated rod (29), a shock absorber (30), an insert rod (31) and a clamping ring (32). Four groups of articulated rods (29) are hingedly mounted on the outer wall of the mounting ring (28), and a shock absorber (30) is arranged at one end of the articulated rod (29).

2. A geotechnical engineering drilling device according to claim 1, characterized in that: The top of the push plate (1) is fixedly connected to a mounting seat (3), the support rod (2) is fixedly mounted on the top of the mounting seat (3), the top of the push plate (1) is fixedly connected to a support frame (4), and one end of the support frame (4) is fixedly mounted on the other side of the support rod (2).

3. A geotechnical engineering drilling device according to claim 2, characterized in that: The moving assembly comprises an electric slide rail (5), a slide seat (6) and an auxiliary pulley (7); one side of the support rod (2) is fixedly connected to the electric slide rail (5); the slide seat (6) is slidably mounted on the electric slide rail (5); the slide seat (6) is fixedly connected to the auxiliary pulley (7); one side of the support rod (2) is provided with an auxiliary rail, and the auxiliary pulley (7) is slidably mounted on the auxiliary rail.

4. A geotechnical engineering drilling device according to claim 3, characterized in that: The support rod (2) is provided with a connecting seat (8), the bottom of the connecting seat (8) is fixedly connected to a fixing block (9), the bottom of the fixing block (9) is fixedly connected to a connecting rod (10), and one side of the connecting seat (8) is connected to the sliding seat (6).

5. A geotechnical engineering drilling device according to claim 4, characterized in that: The push plate (1) is provided with a mounting tube (11), and the top of the mounting tube (11) is fixedly connected to the bottom of the connecting rod (10).

6. A geotechnical engineering drilling device according to claim 5, characterized in that: The movable structure comprises a threaded rod (16), a U-shaped plate (17), an auxiliary rod (18) and a drilling plate (19); two groups of U-shaped plates (17) are fixedly connected inside the mounting cylinder (11) and arranged opposite to each other; the threaded rod (16) is rotatably mounted inside one group of U-shaped plates (17); the auxiliary rod (18) is fixedly connected inside the other group of U-shaped plates (17); one end of the drilling plate (19) is threadedly mounted on the outer wall of the threaded rod (16); and the other end of the drilling plate (19) is slidably mounted on the auxiliary rod (18).

7. A geotechnical engineering drilling device according to claim 6, characterized in that: The driving structure comprises an assembly block (12), a driving motor (13), a rotating rod (14) and a bevel gear (15); the outer wall of the mounting cylinder (11) is fixedly connected to the assembly block (12); one side of the assembly block (12) is fixedly connected to the driving motor (13); the output shaft of the driving motor (13) is fixedly connected to the rotating rod (14); the outer wall of the rotating rod (14) is sleeved with a bevel gear (15); one end of the threaded rod (16) extends to the top of a group of U-shaped plates (17) and is also sleeved with a bevel gear (15); the two groups of bevel gears (15) are meshed with each other.

8. A geotechnical engineering drilling device according to claim 7, characterized in that: The drilling structure comprises a second driving motor (20), a mounting sleeve (21) and a drill rod (22); the top of the drilling plate (19) is fixedly connected to the second driving motor (20); the bottom of the drilling plate (19) is rotatably mounted with the mounting sleeve (21); the output shaft of the second driving motor (20) is fixedly connected to the mounting sleeve (21); and the drilling rod (22) is arranged on the mounting sleeve (21).

9. A geotechnical engineering drilling device according to claim 8, characterized in that: The installation sleeve (21) and the drill rod (22) are both provided with a pressing hole (23); a round block (25) is fixedly connected inside the pressing hole (23) on the installation sleeve (21); rebounders (26) are fixedly connected at both ends of the round block (25); a pressing rod (27) is fixedly connected to one end of the rebounder (26); one end of the pressing rod (27) is slidably mounted on the pressing hole (23); a circular groove (24) is provided on the top of the drill rod (22); a magnetic attraction block is provided at the inner bottom of the circular groove (24); and the circular groove (24) is inserted and mounted on the installation sleeve (21).

10. A geotechnical engineering drilling device according to claim 7, characterized in that: The outer wall of the installation tube (11) is fixedly connected with a mounting ring (28); the top of the shock absorber (30) is hingedly installed with a hinge rod (29); the bottom of the shock absorber (30) is fixedly connected with an insertion rod (31); the outer wall of the installation tube (11) is fixedly connected with a clamping ring (32); the clamping ring (32) is located above the installation ring (28); and a clamping slot for clamping the hinge rod (29) is provided on the clamping ring (32).

Images