Drilling anti-deviation device for geotechnical engineering investigation

Abstract

The utility model discloses a drilling anti-deviation device for geotechnical engineering investigation, which comprises a support base, the upper surface of the support base is fixedly connected with a support frame, the inner wall of a sliding chute is slidably connected with a lifting platform, the surface of the lifting platform is in threaded connection with a lead screw, and the surface of the lifting platform is rotatably connected with a drilling rod. A first gear is fixedly connected to the outer surface of the upper end of the drilling rod, a power motor is placed on the side face of the lifting table, a fastening frame fixedly connected with the lifting table through a bolt is arranged on the outer side of the power motor, and a second gear meshed with the first gear is fixedly connected to the rotating end of the power motor. According to the drilling rod, the power motor, the first gear, the second gear and the fastening frame are arranged, the power motor works to drive the first gear to rotate so as to drive the drilling rod to work, and when the power motor breaks down, the fastening frame is detached, so that the power motor can be conveniently detached, maintained or replaced, and convenience is provided for a user.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling equipment, in particular to a drilling deviation prevention device for geotechnical engineering survey. Background Art

[0002] Geotechnical engineering investigation refers to the activities of identifying, analyzing, and evaluating the geological, environmental characteristics and geotechnical conditions of the construction site and preparing investigation documents according to the requirements of the construction project.

[0003] CN220319469U was found through searching, which discloses a drilling anti-deviation device for geotechnical engineering investigation, including a base, the front part of the lower end, the rear part of the lower end and the right part of the lower end of the base are fixedly connected with a fixed seat, the middle part of the upper wall of the four grooves is provided with a connecting mechanism, the upper left part and the upper right part of the base are fixedly connected with a support, the lower middle part of the left wall and the lower middle part of the right wall of the support are provided with an auxiliary mechanism, the upper end of the connecting plate is fixedly installed with a forward and reverse motor, the output end of the forward and reverse motor is fixedly connected with a screw rod, the outer surface of the screw rod is threadedly connected with a lifting seat, the middle part of the upper end of the lifting seat is fixedly installed with a drilling motor, and the output end of the drilling motor is fixedly connected with a drill rod. The drilling anti-deviation device for geotechnical engineering investigation described in the utility model can prevent the device from running off when used on uneven ground, so as to avoid affecting the service life of the drill rod.

[0004] However, there are still some problems and shortcomings in the use process:

[0005] First, the motor and the drill rod are directly connected. When the motor fails, it is not convenient to disassemble and repair the motor, and the drill rod cannot perform subsequent work.

[0006] Secondly, the installation position of the threaded column is fixed. When there are stones blocking the soil below the threaded column, the position of the threaded column is inconvenient to adjust, which makes the threaded column unable to be fixed, thereby affecting the normal drilling work. Utility Model Content

[0007] The utility model aims to provide a drilling anti-deviation device for geotechnical engineering investigation to solve the problems raised in the above-mentioned background technology.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drilling anti-deviation device for geotechnical engineering survey, comprising a support base, wherein fixing components are arranged at the four corners of the support base, the upper surface of the support base is fixedly connected to a support frame, a through sliding groove is provided on the surface of the support frame, a lifting platform is slidably connected to the inner wall of the through sliding groove, a lead screw is threadedly connected to the surface of the lifting platform, and the upper end of the support frame is fixedly connected to a servo motor, the lower end of the lead screw is rotatably connected to the support base, a drilling rod is rotatably connected to the surface of the lifting platform, a clamping groove is provided on the top of the drilling rod, a first gear is fixedly connected to the outer surface of the upper end of the drilling rod, a power motor is placed on the side of the lifting platform, a fastening frame fixedly connected to the lifting platform by bolts is provided on the outer side of the power motor, and the rotating end of the power motor is fixedly connected to the second gear meshing with the first gear, and an anti-deviation mechanism is symmetrically arranged on the inner side of the support base.

[0009] Preferably, the snap-fit ​​groove is D-shaped.

[0010] Preferably, the outer surface of the drilling rod is threadedly connected with a fixing bolt extending into the clamping groove.

[0011] Preferably, a sliding rod is fixedly connected between the support base and the support frame, and the lifting platform is slidably connected to the sliding rod.

[0012] Preferably, the fixing assembly includes an adjusting screw, a positioning plate, a positioning screw, a universal wheel and a crank, the adjusting screw is threadedly connected to the surface of the supporting base, the crank is fixedly connected to the upper end of the adjusting screw, the positioning plate is fixedly connected to the lower end of the adjusting screw, the universal wheel is arranged on the lower surface of the positioning plate, and the surface of the positioning plate is provided with a plurality of through holes distributed in a circular array, and the positioning screws are inserted into the through holes.

[0013] Preferably, the side surfaces of the support base are respectively fixedly connected with a first level and a second level.

[0014] Preferably, the anti-deviation mechanism includes a telescopic rod, a spring and a limit clamp, the telescopic rod is fixedly connected to the inner side of the support base, the spring is sleeved on the outer surface of the telescopic rod, the limit clamp is fixedly connected to one end of the telescopic rod away from the support base, and the limit clamp is movably connected to the drilling rod.

[0015] Beneficial Effects

[0016] The utility model provides a drilling anti-deviation device for geotechnical engineering investigation, which has the following beneficial effects:

[0017] 1. The drilling anti-deviation device for geotechnical engineering investigation is provided with a power motor, a first gear, a second gear and a fastening frame. The power motor can drive the first gear to rotate, and the first gear and the second gear are meshed with each other to drive the drilling rod to work. When the power motor fails, the fastening frame can be disassembled to facilitate the disassembly, maintenance or replacement of the power motor, thereby providing convenience for users.

[0018] 2. The drilling anti-deviation device for geotechnical engineering investigation is provided with a clamping groove and a fixing bolt. When the power motor fails, the rotating end of the handheld electric drill can be inserted into the clamping groove, and then the fixing bolt is tightened, so that the handheld electric drill can be used to temporarily drive the drilling rod to work, thereby improving the adaptability of the device.

[0019] 3. The drilling anti-deviation device for geotechnical engineering investigation can adjust the height of the universal wheel by setting a fixed component and rotating the crank. In conjunction with the first level and the second level, the support base can be easily adjusted to a horizontal state. By setting a plurality of through holes, the positioning screws can be easily installed in different positions to avoid stones directly below, thereby providing convenience for inserting the positioning screws into the ground and avoiding affecting the drilling work. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a drilling anti-deviation device for geotechnical engineering investigation proposed by the utility model;

[0021] Figure 2 The utility model proposes a drilling anti-deviation device for geotechnical engineering investigation Figure 1 A is a schematic diagram of the enlarged structure;

[0022] Figure 3 This is a schematic diagram of the upward three-dimensional structure of a drilling anti-deviation device for geotechnical engineering investigation proposed by the utility model;

[0023] Figure 4 The utility model proposes a drilling anti-deviation device for geotechnical engineering investigation Figure 1 Middle B is a schematic diagram of the enlarged structure.

[0024] In the figure: 1. support base; 2. fixing assembly; 3. support frame; 4. through slide groove; 5. lifting platform; 6. screw; 7. servo motor; 8. drilling rod; 9. clamping groove; 10. first gear; 11. power motor; 12. fastening frame; 13. second gear; 14. anti-drift mechanism; 15. fixing bolt; 16. slide rod; 17. adjusting screw; 18. positioning plate; 19. positioning screw; 20. universal wheel; 21. crank; 22. through hole; 23. first level; 24. second level; 25. telescopic rod; 26. spring; 27. limit splint. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 The utility model provides a technical solution: a drilling anti-deviation device for geotechnical engineering investigation, comprising a support base 1, a fixing assembly 2 is arranged at each of the four corners of the support base 1, a support frame 3 is fixedly connected to the upper surface of the support base 1, a through slide groove 4 is provided on the surface of the support frame 3, a lifting platform 5 is slidably connected to the inner wall of the through slide groove 4, a lead screw 6 is threadedly connected to the surface of the lifting platform 5, and a servo motor 7 is fixedly connected to the upper end of the support frame 3, the lower end of the lead screw 6 is rotatably connected to the support base 1, a drilling rod 8 is rotatably connected to the surface of the lifting platform 5, a clamping groove 9 is provided on the top of the drilling rod 8, a first gear 10 is fixedly connected to the outer surface of the upper end of the drilling rod 8, and a power motor 11 is placed on the side of the lifting platform 5 A fastening frame 12 is provided on the outside of the power motor 11 and is fixedly connected to the lifting platform 5 by bolts, and a second gear 13 meshing with the first gear 10 is fixedly connected to the rotating end of the power motor 11, and an anti-deviating mechanism 14 is symmetrically provided on the inner side of the support base 1. By arranging the power motor 11, the first gear 10, the second gear 13 and the fastening frame 12, the first gear 10 can be driven to rotate by the power motor 11, and the drilling rod 8 can be driven to work by the mutual meshing of the first gear 10 and the second gear 13. When the power motor 11 fails, the fastening frame 12 can be disassembled to facilitate the disassembly, maintenance or replacement of the power motor 11, thereby providing convenience for users.

[0027] The shape of the clamping groove 9 is D-shaped, and the outer surface of the drilling rod 8 is threadedly connected with a fixing bolt 15 extending into the clamping groove 9. By setting the clamping groove 9 and the fixing bolt 15, when the power motor 11 fails, the rotating end of the hand-held electric drill can be inserted into the clamping groove 9, and then the fixing bolt 15 is tightened, so that the hand-held electric drill can be used to temporarily drive the drilling rod 8 to work, thereby improving the adaptability of the device.

[0028] A slide bar 16 is fixedly connected between the support base 1 and the support frame 3, and the lifting platform 5 is slidably connected to the slide bar 16. By setting the slide bar 16, the lifting platform 5 can move up and down more stably, which is conducive to stable drilling of the drilling rod 8.

[0029] The fixing assembly 2 includes an adjusting screw 17, a positioning plate 18, a positioning screw 19, a universal wheel 20 and a crank 21. The adjusting screw 17 is threadedly connected to the surface of the support base 1, the crank 21 is fixedly connected to the upper end of the adjusting screw 17, the positioning plate 18 is fixedly connected to the lower end of the adjusting screw 17, the universal wheel 20 is arranged on the lower surface of the positioning plate 18, and the surface of the positioning plate 18 is provided with a plurality of through holes 22 distributed in a circular array, the positioning screw 19 is inserted into the through hole 22, and the side surfaces of the support base 1 are respectively fixedly connected with a first level 23 and a second level 24. By setting the fixing assembly 2, the height of the universal wheel 20 can be adjusted by rotating the crank 21. In conjunction with the first level 23 and the second level 24, the support base 1 can be conveniently adjusted to a horizontal state. By setting a plurality of through holes 22, the positioning screw 19 can be conveniently installed in different positions to avoid stones directly below, thereby providing convenience for inserting the positioning screw 19 into the ground and avoiding affecting the drilling work.

[0030] The anti-deviation mechanism 14 includes a telescopic rod 25, a spring 26 and a limiting clamp 27. The telescopic rod 25 is fixedly connected to the inner side of the support base 1, the spring 26 is sleeved on the outer surface of the telescopic rod 25, the limiting clamp 27 is fixedly connected to the end of the telescopic rod 25 away from the support base 1, and the limiting clamp 27 is movably connected to the drilling rod 8. By setting the anti-deviation mechanism 14 and utilizing the elastic force of the spring 26, the limiting clamp 27 can be made to fit closely to the outer surface of the drilling rod 8, thereby limiting the lower end of the drilling rod 8 and effectively preventing the drilling rod 8 from deviating during operation.

[0031] Working principle: When the drilling anti-deviation device for geotechnical engineering investigation is in use, first, the adjusting screw 17 is driven to rotate by rotating the crank 21, so that the position of the universal wheel 20 can be adjusted. By observing the first level 23 and the second level 24, the support base 1 can be adjusted to a horizontal state, and then the positioning screw top is inserted into the positioning plate 18, and the positioning screw 19 is inserted into the ground for fixation. When there are stones underground blocking the positioning screw 19, the positioning screw 19 can be inserted into the through hole 22 at other positions, and inserted into the ground again for fixation, thereby achieving the fixation of the entire device. During drilling, the power motor 11 can be used to drive the second gear 13 to rotate, and the first gear 10 and the second gear 13 are engaged with each other, which can drive the drilling rod 8 to rotate, and the servo motor 7 drives the lead screw 6 to rotate, so that the lifting platform 5 can be moved downward, thereby driving the drilling rod 8 to move downward, thereby realizing the drilling work.

[0032] In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A drilling anti-deviation device for geotechnical engineering investigation, comprising a support base (1), characterized in that: The four corners of the support base (1) are provided with fixing components (2), the upper surface of the support base (1) is fixedly connected to a support frame (3), the surface of the support frame (3) is provided with a through slide groove (4), the inner wall of the through slide groove (4) is slidably connected to a lifting platform (5), the surface of the lifting platform (5) is threadedly connected to a lead screw (6), and the upper end of the support frame (3) is fixedly connected to a servo motor (7), the lower end of the lead screw (6) is rotatably connected to the support base (1), and the surface of the lifting platform (5) is rotatably connected to a drilling rod (8) ), a clamping groove (9) is provided on the top of the drilling rod (8), a first gear (10) is fixedly connected to the outer surface of the upper end of the drilling rod (8), a power motor (11) is placed on the side of the lifting platform (5), a fastening frame (12) is provided on the outer side of the power motor (11) and is fixedly connected to the lifting platform (5) by bolts, and a second gear (13) meshing with the first gear (10) is fixedly connected to the rotating end of the power motor (11), and an anti-deviating mechanism (14) is symmetrically provided on the inner side of the support base (1).

2. The drilling anti-deviation device for geotechnical engineering investigation according to claim 1, characterized in that: The shape of the clamping groove (9) is D-shaped.

3. The drilling anti-deviation device for geotechnical engineering investigation according to claim 2, characterized in that: The outer surface of the drilling rod (8) is threadedly connected with a fixing bolt (15) extending into the clamping groove (9).

4. The drilling deviation prevention device for geotechnical engineering investigation according to claim 1 is characterized in that: A sliding rod (16) is fixedly connected between the support base (1) and the support frame (3), and the lifting platform (5) is slidably connected to the sliding rod (16).

5. The drilling deviation prevention device for geotechnical engineering investigation according to claim 1 is characterized in that: The fixing assembly (2) comprises an adjusting screw (17), a positioning plate (18), a positioning screw (19), a universal wheel (20) and a crank (21); the adjusting screw (17) is threadedly connected to the surface of the supporting base (1); the crank (21) is fixedly connected to the upper end of the adjusting screw (17); the positioning plate (18) is fixedly connected to the lower end of the adjusting screw (17); the universal wheel (20) is arranged on the lower surface of the positioning plate (18); and the surface of the positioning plate (18) is provided with a plurality of through holes (22) distributed in a circular array, and the positioning screw (19) is inserted into the through hole (22).

6. The drilling deviation prevention device for geotechnical engineering investigation according to claim 1, characterized in that: A first level (23) and a second level (24) are respectively fixedly connected to the side surfaces of the support base (1).

7. The drilling deviation prevention device for geotechnical engineering investigation according to claim 1 is characterized by: The anti-deviating mechanism (14) comprises a telescopic rod (25), a spring (26) and a limiting clamp (27); the telescopic rod (25) is fixedly connected to the inner side of the supporting base (1); the spring (26) is sleeved on the outer surface of the telescopic rod (25); the limiting clamp (27) is fixedly connected to one end of the telescopic rod (25) away from the supporting base (1); and the limiting clamp (27) is movably connected to the drilling rod (8).

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