Anti-deviation mechanism for geotechnical engineering drilling

Abstract

The utility model relates to the technical field of land exploration, in particular to a geotechnical engineering drilling anti-deviation mechanism which comprises a base and a drilling machine, an output shaft of the drilling machine is fixedly connected with a drilling rod, a hole position adjusting mechanism is arranged between the base and the drilling machine, and a positioning mechanism is arranged on the lower surface of the base. The hole position adjusting mechanism comprises a mounting plate arranged on the upper surface of the base, and two symmetrical T-shaped sliding strips are fixedly connected to the lower surface of the mounting plate. By means of the hole position adjusting mechanism, when the position of the drill rod needs to be adjusted after the device is fixed, fixing bolts on the surfaces of the mounting plate and the sliding frame are loosened separately, the mounting frame is pushed to drive the sliding frame to move on the surface of the mounting plate without limitation of the fixing bolts, and then the position of the drill rod can be adjusted. And the mounting frame is rotated to drive the mounting plate to rotate on the surface of the base through the sliding frame, so that the position of the drill rod can be adjusted in multiple directions.

Description

Technical Field

[0001] The utility model relates to the technical field of land surveying, in particular to a rock and soil engineering drilling anti-deviation mechanism. 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 compiling investigation documents according to the requirements of the construction project. The purpose of geotechnical engineering investigation is to use testing means and methods to investigate, study, analyze and judge the construction site, ensure the strength and stability of the foundation, and take measures to prevent unacceptable deformation. If the investigation work is not in place, adverse engineering geological problems will be exposed, and it is necessary to use a drilling rig to drill underground during the investigation work.

[0003] In the prior art, a Chinese patent with publication number CN212454278U discloses a drilling anti-deviation device for geotechnical engineering survey, which adopts the scheme of "including a base plate, a support plate, a shock-absorbing assembly, a support leg and a gripping mechanism, a through hole is provided in the middle of the base plate, the support plate is located on the side of the base plate away from the ground, a through hole is provided in the middle of the base plate, the drill is provided on the support plate, the drill can sequentially pass through the through hole and the through hole and extend toward the ground; the shock-absorbing assembly has multiple groups, which are evenly spaced circumferentially arranged between the base plate and the support plate; there are multiple support legs, which are evenly spaced circumferentially arranged on the side of the base plate facing the ground; the gripping mechanism includes a driving assembly and a claw, the driving assembly is provided on the support leg, there are multiple claws, and multiple claws are evenly spaced on the support leg, and the driving assembly can drive the ends of multiple claws to move in a direction away from or close to the ground". This scheme can effectively prevent the drilling from deviating.

[0004] However, the above scheme still has some shortcomings. For example, the above scheme lacks a mechanism for fine-tuning the drill bit position, resulting in that the position of the drill bit cannot be adjusted according to the survey needs after it is fixed to the ground through the claws, thereby reducing its practicality. In view of this, the utility model proposes a geotechnical engineering drilling anti-deviation mechanism. Summary of the invention

[0005] 1. Technical issues to be solved

[0006] The purpose of the utility model is to provide a geotechnical engineering drilling anti-deviation mechanism, which has the advantage of being able to fine-tune the drilling position of the device as needed, so as to solve the problem in the above-mentioned background technology that the position of the drill bit cannot be adjusted according to the exploration needs.

[0007] (II) Technical solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A geotechnical engineering drilling anti-deviation mechanism includes a base and a drilling rig. A drill pipe is fixedly connected to the output shaft of the drilling rig. A hole position adjusting mechanism is arranged between the base and the drilling rig, and a positioning mechanism is arranged on the lower surface of the base.

[0010] The hole position adjusting mechanism includes a mounting plate arranged on the upper surface of the base. Symmetrically arranged two T-shaped sliding bars are fixedly connected to the lower surface of the mounting plate. An annular T-shaped sliding rail for the two T-shaped sliding bars to slide is opened on the upper surface of the base. A sliding frame is arranged on the upper surface of the mounting plate. Symmetrically arranged two T-shaped sliders are fixedly connected to the inner top wall of the sliding frame. A T-shaped sliding groove for the T-shaped sliders to slide is opened on the upper surface of the mounting plate. An installation frame is fixedly connected to the upper surface of the sliding frame. An electric telescopic rod is fixedly connected to the inner top wall of the installation frame. The telescopic end of the electric telescopic rod is fixedly connected to the upper surface of the drilling rig. An operation opening is opened on the surface of the base. A drilling hole corresponding to the position of the drill pipe is opened on the surface of the sliding frame. A strip-shaped drill opening corresponding to the position of the drilling hole is opened on the surface of the mounting plate.

[0011] As a preferred technical solution, the mounting plate is rotationally connected to the upper surface of the base through the T-shaped sliding bars and the annular T-shaped sliding rail, and the sliding frame is slidably connected to the upper surface of the mounting plate through the T-shaped sliders and the T-shaped sliding grooves.

[0012] As a preferred technical solution, threaded holes are opened on the upper surface of the mounting plate and on both side surfaces of the sliding frame, and fixing bolts are threadedly connected to the inner walls of the threaded holes.

[0013] As a preferred technical solution, the positioning mechanism includes a circular groove opened on the lower surface of the base. A threaded rod is rotationally connected to the inner top wall of the circular groove. A threaded cylinder is threadedly connected to the surface of the threaded rod. A roller is fixedly installed at the lower end of the threaded cylinder. An insertion rod corresponding to the position of the circular groove is fixedly connected to the lower surface of the base.

[0014] As a preferred technical solution, an operation groove is opened on the upper surface of the base. An operation block for rotating the threaded rod is rotationally connected to the inside of the operation groove. A hexagonal groove is opened at the upper end of the operation block, and the hexagonal groove is adapted to an external hexagonal wrench.

[0015] As a preferred technical solution, a guiding slider is arranged on the surface of the threaded cylinder, and a guiding sliding rail for the guiding slider to slide is opened on the inner wall of the circular groove.

[0016] As a preferred technical solution, a foot pedal groove is opened on the upper surface of the base. A sliding opening is opened on the inner bottom wall of the foot pedal groove. A transmission rod is slidably connected to the inner wall of the sliding opening. The upper and lower ends of the transmission rod are respectively fixedly connected to a pedal and a supporting plate. A spring is fixedly connected to the inner bottom wall of the foot pedal groove. The upper end of the spring is fixedly connected to the lower surface of the pedal.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. Through the hole position adjusting mechanism of the present utility model, when the position of the drill rod needs to be adjusted after the device is fixed, the fixing bolts on the surfaces of the mounting plate and the carriage are respectively loosened. Without the restriction of the fixing bolts, the mounting frame is pushed to drive the carriage to move on the surface of the mounting plate, so that the position of the drill rod can be adjusted. And the mounting frame is rotated to drive the mounting plate to rotate on the surface of the base through the carriage, so that the position of the drill rod can be adjusted in multiple directions.

[0020] 2. Through the positioning mechanism of the present utility model, the transportation work of the device is facilitated by the rollers. When the device needs to be fixed and positioned, an external hexagonal wrench is used to rotate the operating block through the hexagonal groove. The rotation of the operating block drives the threaded rod to rotate. The threaded cylinder drives the rollers to move upward and retract into the circular groove under the rotation of the threaded rod. Without the support of the rollers, the insertion rod is inserted into the formation, and the device can be fixed by the insertion of the insertion rod. The operation is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0022] Figure 1 It is a front view structural schematic diagram of the present utility model;

[0023] Figure 2 It is a side view structural schematic diagram of the present utility model;

[0024] Figure 3 It is a side sectional structural schematic diagram of the mounting plate of the present utility model;

[0025] Figure 4 It is a front sectional structural schematic diagram of the present utility model;

[0026] Figure 5 It is a front sectional structural schematic diagram of the threaded cylinder of the present utility model.

[0027] In the figure: 1. Base; 2. Drilling rig; 3. Drill rod; 4. Mounting plate; 5. T-shaped slide bar; 6. Carriage; 7. T-shaped slider; 8. Mounting frame; 9. Electric telescopic rod; 10. Fixing bolt; 11. Threaded rod; 12. Threaded cylinder; 13. Roller; 14. Insertion rod; 15. Operating block; 16. Pedal; 17. Support plate; 18. Spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present utility model belongs. The terms used herein in the description of the present utility model are only for the purpose of describing specific embodiments, and are not intended to limit the present utility model. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0030] To better understand the above technical solutions, the above technical solutions will be described in detail below in conjunction with the accompanying drawings of the specification and specific implementation manners.

[0031] According to the attached Figures 1-5 As shown, the embodiment of the present utility model provides a geotechnical engineering drilling anti-deviation mechanism, which includes a base 1 and a drilling rig 2. The output shaft of the drilling rig 2 is fixedly connected with a drill pipe 3. A hole position adjusting mechanism is arranged between the base 1 and the drilling rig 2, and a positioning mechanism is arranged on the lower surface of the base 1.

[0032] The positioning mechanism includes a circular groove opened on the lower surface of the base 1. The inner top wall of the circular groove is rotatably connected with a threaded rod 11. A threaded cylinder 12 is threadedly connected to the surface of the threaded rod 11. A roller 13 is fixedly installed at the lower end of the threaded cylinder 12. The lower surface of the base 1 is fixedly connected with an insertion rod 14 corresponding to the position of the circular groove. The number of the insertion rods 14 is several, and several insertion rods 14 are arranged in a circumferential array on the lower surface of the base 1.

[0033] An operation groove is opened on the upper surface of the base 1. An operation block 15 for rotating the threaded rod 11 is rotatably connected inside the operation groove. A hexagonal groove is opened at the upper end of the operation block 15, and the hexagonal groove is adapted to an external hexagonal wrench. A guiding slider is arranged on the surface of the threaded cylinder 12, and a guiding slide rail for the guiding slider to slide is opened on the inner wall of the circular groove.

[0034] A foot pedal groove is opened on the upper surface of the base 1. A sliding opening is opened on the inner bottom wall of the foot pedal groove. A transmission rod is slidably connected to the inner wall of the sliding opening. The upper and lower ends of the transmission rod are respectively fixedly connected with a pedal 16 and a support plate 17. A spring 18 is fixedly connected to the inner bottom wall of the foot pedal groove, and the upper end of the spring 18 is fixedly connected to the lower surface of the pedal 16.

[0035] The hole position adjusting mechanism includes a mounting plate 4 arranged on the upper surface of the base 1. Symmetrically two T-shaped sliding bars 5 are fixedly connected to the lower surface of the mounting plate 4. An annular T-shaped sliding rail for the two T-shaped sliding bars 5 to slide is provided on the upper surface of the base 1. A sliding frame 6 is arranged on the upper surface of the mounting plate 4. Symmetrically two T-shaped sliders 7 are fixedly connected to the inner top wall of the sliding frame 6. A T-shaped sliding groove for the T-shaped sliders 7 to slide is provided on the upper surface of the mounting plate 4.

[0036] The mounting plate 4 is rotationally connected to the upper surface of the base 1 through the T-shaped sliding bars 5 and the annular T-shaped sliding rail. The sliding frame 6 is slidably connected to the upper surface of the mounting plate 4 through the T-shaped sliders 7 and the T-shaped sliding groove. Threaded holes are provided on both the upper surface of the mounting plate 4 and the two side surfaces of the sliding frame 6. A fixing bolt 10 is threadedly connected to the inner wall of the threaded hole.

[0037] An installation frame 8 is fixedly connected to the upper surface of the sliding frame 6. An electric telescopic rod 9 is fixedly connected to the inner top wall of the installation frame 8. The telescopic end of the electric telescopic rod 9 is fixedly connected to the upper surface of the drill 2. An operation opening is provided on the surface of the base 1. A drilling hole corresponding to the position of the drill pipe 3 is provided on the surface of the sliding frame 6. A strip-shaped drill opening corresponding to the position of the drilling hole is provided on the surface of the mounting plate 4.

[0038] When the anti-deviation mechanism for geotechnical engineering drilling of the present utility model is in use, the rolling wheels 13 facilitate the transfer work of the device. When it is necessary to fix and position the device, an external hexagonal wrench is used to rotate the operation block 15 through the hexagonal groove. The rotation of the operation block 15 drives the threaded rod 11 to rotate. The threaded cylinder 12 drives the rolling wheels 13 to move upward and retract into the circular groove under the rotation of the threaded rod 11. Without the support of the rolling wheels 13, the insertion rod 14 is inserted into the formation, and the device can be fixed by the insertion of the insertion rod 14. When it is necessary to adjust the position of the drill pipe 3 of the device after it is fixed, the fixing bolts 10 on the surfaces of the mounting plate 4 and the sliding frame 6 are respectively loosened. Without the restriction of the fixing bolts 10, the installation frame 8 is pushed to drive the sliding frame 6 to move on the surface of the mounting plate 4, and thus the position of the drill pipe 3 can be adjusted. And the installation frame 8 is rotated to drive the mounting plate 4 to rotate on the surface of the base 1 through the sliding frame 6, so that the position of the drill pipe 3 can be adjusted in multiple directions. When it is necessary to move the device, the pedal 16 is stepped on to drive the support plate 17 to move downward through the transmission rod until the support plate 17 abuts against the ground to lift the device until the insertion rod 14 is separated from the formation. Then the operation block 15 is reversed to make the rolling wheels 13 move downward, and the device can be moved through the rolling wheels 13.

[0039] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A geotechnical engineering drilling anti-deviation mechanism, comprising a base (1) and a drilling rig (2), wherein an output shaft of the drilling rig (2) is fixedly connected to a drill rod (3), and characterized in that: A hole position adjustment mechanism is provided between the base (1) and the drilling rig (2), and a positioning mechanism is provided on the lower surface of the base (1); The hole position adjustment mechanism comprises a mounting plate (4) arranged on the upper surface of the base (1); two symmetrical T-shaped slide bars (5) are fixedly connected to the lower surface of the mounting plate (4); an annular T-shaped slide rail for the two T-shaped slide bars (5) to slide is provided on the upper surface of the base (1); a slide frame (6) is provided on the upper surface of the mounting plate (4); two symmetrical T-shaped slide blocks (7) are fixedly connected to the inner top wall of the slide frame (6); a T-shaped slide groove for the T-shaped slide blocks (7) to slide is provided on the upper surface of the mounting plate (4); a mounting frame (8) is fixedly connected to the upper surface of the slide frame (6); an electric telescopic rod (9) is fixedly connected to the inner top wall of the mounting frame (8); the telescopic end of the electric telescopic rod (9) is fixedly connected to the upper surface of the drilling rig (2); an operation opening is provided on the surface of the base (1); a drill hole corresponding to the position of the drill rod (3) is provided on the surface of the slide frame (6); and a strip drill opening corresponding to the position of the drill hole is provided on the surface of the mounting plate (4).

2. The anti-drift mechanism for geotechnical engineering drilling according to claim 1, characterized in that: The mounting plate (4) is rotatably connected to the upper surface of the base (1) via a T-shaped slide bar (5) and an annular T-shaped slide rail, and the slide bracket (6) is slidably connected to the upper surface of the mounting plate (4) via a T-shaped slide block (7) and a T-shaped slide groove.

3. The anti-drift mechanism for geotechnical engineering drilling according to claim 1, characterized in that: The upper surface of the mounting plate (4) and the two side surfaces of the slide bracket (6) are both provided with threaded holes, and the inner walls of the threaded holes are threadedly connected with fixing bolts (10).

4. The anti-drift mechanism for geotechnical engineering drilling according to claim 1, characterized in that: The positioning mechanism comprises a circular groove formed on the lower surface of the base (1); a threaded rod (11) is rotatably connected to the inner top wall of the circular groove; a threaded cylinder (12) is threadedly connected to the surface of the threaded rod (11); a roller (13) is fixedly mounted on the lower end of the threaded cylinder (12); and an insertion rod (14) corresponding to the position of the circular groove is fixedly connected to the lower surface of the base (1).

5. The anti-drift mechanism for geotechnical engineering drilling according to claim 4, characterized in that: An operating groove is provided on the upper surface of the base (1), an operating block (15) for rotating the threaded rod (11) is rotatably connected inside the operating groove, and a hexagonal groove is provided on the upper end of the operating block (15), which is adapted to fit an external hexagonal wrench.

6. The anti-drift mechanism for geotechnical engineering drilling according to claim 4, characterized in that: A guide slide block is provided on the surface of the threaded cylinder (12), and a guide rail for the guide slide block to slide is provided on the inner wall of the circular groove.

7. The anti-drift mechanism for geotechnical engineering drilling according to claim 1, characterized in that: The upper surface of the base (1) is provided with a pedal groove, the inner bottom wall of the pedal groove is provided with a sliding opening, the inner wall of the sliding opening is slidably connected to a transmission rod, the upper and lower ends of the transmission rod are respectively fixedly connected to a pedal (16) and a support plate (17), the inner bottom wall of the pedal groove is fixedly connected to a spring (18), and the upper end of the spring (18) is fixedly connected to the lower surface of the pedal (16).

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