Reaming device for geotechnical engineering investigation

Abstract

The utility model discloses a reaming device for geotechnical engineering investigation, which relates to the technical field of geotechnical engineering investigation and comprises a control panel, a pushing handle, a power storage box, rotating universal wheels and a bottom base. The adjustable drilling rod structure is arranged, so that the reaming range can be automatically adjusted, the flange mounting ring of the adjustable drilling rod is connected to the rotating motor through a screw, installation and placement are facilitated, when the output shaft of the rotating motor rotates, the rotating motor can drive the flange mounting ring and the hollow drilling rod to conduct rotary drilling, and the drilling efficiency is improved. When the hollow drill rod rotates for reaming and further reaming is needed, the piston rod of the lifting cylinder is lifted to pull the double-hole rotating rod to retract, then the double-hole rotating rod pulls the semicircular adjusting disc to expand outwards, the semicircular adjusting disc is exposed out of the outer side of the hollow drill rod, and the semicircular adjusting disc can conduct reaming in the rotating process. The semicircular adjusting disc is limited by the rotating shaft rod and the positioning pin rod in the moving process, so that the movement is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of geotechnical engineering investigation, in particular to a geotechnical engineering investigation and reaming device. Background Art

[0002] Geotechnical engineering investigation refers to the activities of identifying, analyzing, evaluating the geological, environmental characteristics and geotechnical conditions of the construction site and compiling investigation documents according to the requirements of the construction project. When expanding the geotechnical engineering investigation holes, a geotechnical engineering investigation expansion device is needed.

[0003] The existing Chinese patent CN220133898U disclosed on December 5, 2023 a hole expanding device for geotechnical engineering survey, including a vehicle body, a gantry is fixedly connected to the upper end face of the vehicle body, vertical grooves are symmetrically opened on the inner wall of the gantry, a cylinder is fixedly connected to the center of the upper end face of the gantry, a cross plate is fixedly connected to the output end of the cylinder, the cross plate is vertically slidably connected between the two vertical grooves, a frame is fixedly connected to the lower end face of the cross plate, a motor is fixedly connected in the frame, a drill bit is fixedly connected to the output end of the motor, and cross grooves are symmetrically opened on the upper end face of the vehicle body, and a second slider is slidably connected in the cross grooves.

[0004] However, the above device cannot effectively change the drilling range of the drill rod when rotating to expand the hole, and cannot automatically adjust and change effectively, which makes it inconvenient to use when drilling. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and proposes a geotechnical engineering survey and reaming device, which can automatically adjust the reaming range through an adjustable drilling rod structure, making it easy to use for reaming.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A geotechnical engineering survey and reaming device comprises a control panel, a pushing handle, a battery box, a rotating universal wheel and a bottom machine base, wherein the rotating universal wheel is installed and connected to the lower corner of the bottom machine base, the upper end of the bottom machine base is provided with a battery box, the upper end of the battery box is provided with a control panel, the rear side of the battery box is located on the bottom machine base and a pushing handle is provided, the front of the battery box is located on the bottom machine base and a drilling fixing arm plate is provided, the lower end of the drilling fixing arm plate is provided with a positioning lifting mechanism, the lower end of the positioning lifting mechanism is provided with a rotating motor, the lower end of the rotating motor is provided with an adjustable drilling rod, the adjustable drilling rod, the positioning lifting mechanism, the rotating motor, the battery box and the control panel are electrically connected via a connecting line.

[0008] Through the above technical solution: a person holds the pushing handle to push, so that the bottom machine base can be moved to the designated position for placement through the rotating universal wheel at the lower end, the battery box can supply power, and the control panel can control the positioning and lifting mechanism on the drilling fixed arm plate to lift and lower. When the positioning and lifting mechanism is lifting, the positioning and lifting mechanism can drive the rotating motor to lift and lower. When the rotating motor is rotating, the rotating motor can drive the adjustable drilling rod to rotate, so that during the descending rotation, the adjustable drilling rod can expand the hole below.

[0009] The utility model is further configured such that the drilling fixed arm plate includes a locking bolt, a hollow sleeve and a right-angle panel, a hollow sleeve is arranged on the inner side of the upper end of the right-angle panel, a locking bolt is arranged on the inner side of the hollow sleeve, the right-angle panel is connected to the bottom machine base, and the hollow sleeve is connected to the positioning and lifting mechanism through the locking bolt.

[0010] Through the above technical solution: the arm plate structure is fixed by drilling holes, so it is convenient to place and use.

[0011] The utility model is further configured as follows: the positioning and lifting mechanism includes a positioning bolt, a motor sleeve, a piston rod positioning sleeve, an outer fixed arm and an electric telescopic cylinder, a piston rod positioning sleeve is provided on the circumference of the piston rod of the electric telescopic cylinder, an outer fixed arm is provided at the rear end of the piston rod positioning sleeve, a motor sleeve is provided at the lower end of the piston rod of the electric telescopic cylinder, a positioning bolt is provided on the inner side of the motor sleeve, the motor sleeve is connected to the rotating motor through the positioning bolt, and the electric telescopic cylinder is connected to the drilling fixed arm plate.

[0012] Through the above technical solution: due to the positioning of the lifting mechanism structure, the lifting and lowering position can be used for hole expansion.

[0013] The utility model is further configured as follows: the adjustable drilling rod includes a flange mounting ring, a hollow drill rod, a semicircular adjusting disk, a positioning pin rod, a lifting and lowering cylinder, a double-hole rotating rod and a rotating shaft rod; the lower end of the flange mounting ring is provided with the hollow drill rod, the inner bottom end of the hollow drill rod is provided with a lifting and lowering cylinder, the upper end of the piston rod of the lifting and lowering cylinder is provided with a double-hole rotating rod through a bolt-eliminating activity, the upper end of the double-hole rotating rod is provided with a semicircular adjusting disk through a bolt-eliminating activity, the semicircular adjusting disk is movably connected to the hollow drill rod through a rotating shaft rod, the inner side of the arc groove at the lower end of the semicircular adjusting disk is provided with a positioning pin rod on the hollow drill rod, and the flange mounting ring is connected to a rotating motor.

[0014] Through the above technical solution: due to the adjustable drilling rod structure, the hole expansion range can be automatically adjusted to expand the hole.

[0015] The utility model is further configured that the adjustable drilling rod is fixed to a flange at the lower end of the output shaft of the rotating motor by means of screws.

[0016] Through the above technical solution: because the adjustable drilling rod is fixed to the flange at the lower end of the output shaft of the rotating motor by screws, it is convenient to install, place and use.

[0017] The utility model is further configured such that the centers of gravity of the positioning and lifting mechanism, the rotating motor and the adjustable drilling rod are on the same straight line.

[0018] Through the above technical solution: because the centers of gravity of the positioning lifting mechanism, the rotating motor and the adjustable drilling rod are on the same straight line, it is more stable during lifting and rotating hole expansion.

[0019] The utility model is further configured that the power storage box and the bottom base are connected by welding, and the outer sides of the power storage box and the bottom base are aligned.

[0020] Through the above technical solution: because the storage box and the bottom base are connected by welding, and the outer sides of the storage box and the bottom base are aligned, it is convenient to install and place them for use, and the outer sides are aligned, so there will be no obstruction during use.

[0021] The utility model is further configured that the rotating universal wheels are provided with four in total, and the rotating universal wheels are symmetrically arranged at the four corners of the lower end of the bottom machine base.

[0022] Through the above technical solution: since there are four rotating universal wheels in total, and the rotating universal wheels are symmetrically arranged at the four corners of the lower end of the bottom machine base, it is convenient for stable movement and use.

[0023] The beneficial effects of the utility model are:

[0024] 1. By providing an adjustable drilling rod structure, the expansion range can be automatically adjusted. The flange mounting ring of the adjustable drilling rod is connected to the rotating motor by screws, so as to facilitate installation and placement. When the output shaft of the rotating motor rotates, the rotating motor can drive the flange mounting ring and the hollow drill rod to perform rotational drilling. When the hollow drill rod is rotating to expand the hole, when further expansion is required, the piston rod of the lifting cylinder pulls the double-hole rotating rod to retract, and then the double-hole rotating rod pulls the semicircular adjustment disk to expand outward, so that the semicircular adjustment disk is exposed to the outside of the hollow drill rod. The semicircular adjustment disk can expand the hole during rotation, and the semicircular adjustment disk is more stable when moving due to the limitation of the rotating shaft rod and the positioning pin rod during movement.

[0025] 2. By providing a positioning lifting mechanism structure, it can be used for positioning and lifting. The electric telescopic cylinder of the positioning lifting mechanism is fixedly connected to the drilling fixed arm plate, so that the electric telescopic cylinder can be stably placed. The piston rod of the electric telescopic cylinder is effectively limited by the piston rod positioning sleeve at the outer end of the outer fixed arm rod. The outer fixed arm rod is fixed to the drilling fixed arm plate by screws for stable placement. In this way, the electric telescopic cylinder is more stable when extending and retracting. When the electric telescopic cylinder is extending and retracting, the electric telescopic cylinder can drive the motor sleeve to be lifted and lowered by the rotating motor fixed by the positioning bolts, so that the position of the drill hole can be effectively changed for drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a three-dimensional structural schematic diagram of a geotechnical engineering survey and hole expansion device proposed by the utility model;

[0027] Figure 2 This is a schematic diagram of the drilling fixed arm plate structure of a geotechnical engineering survey and hole expansion device proposed by the utility model;

[0028] Figure 3 This is a schematic diagram of the structure of a positioning and lifting mechanism of a geotechnical engineering survey and hole expansion device proposed by the utility model;

[0029] Figure 4 The utility model is a schematic diagram of an adjustable drilling rod structure of a geotechnical engineering survey and hole expansion device.

[0030] In the figure: 1. Adjustable drilling rod; 11. Flange mounting ring; 12. Hollow drilling rod; 13. Semicircular adjustment disk; 14. Positioning pin rod; 15. Lifting cylinder; 16. Double-hole rotating rod; 17. Rotating shaft rod; 2. Positioning lifting mechanism; 21. Positioning bolt; 22. Motor sleeve; 23. Piston rod positioning sleeve; 24. Outer fixed arm rod; 25. Electric telescopic cylinder; 3. Rotating motor; 4. Drilling fixed arm plate; 41. Locking bolt; 42. Hollow sleeve; 43. Right-angle panel; 5. Control panel; 6. Push handle; 7. Storage battery box; 8. Rotating universal wheel; 9. Bottom base. DETAILED DESCRIPTION

[0031] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0033] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0034] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0035] Reference Figure 1-Figure 4 A geotechnical engineering survey and reaming device comprises a control panel 5, a pushing handle 6, a power storage box 7, a rotating universal wheel 8 and a bottom machine base 9, wherein the rotating universal wheel 8 is installed and connected to the lower corner of the bottom machine base 9, the upper end of the bottom machine base 9 is provided with a power storage box 7, the upper end of the power storage box 7 is provided with a control panel 5, the rear side of the power storage box 7 is provided with a pushing handle 6 on the bottom machine base 9, the front of the power storage box 7 is provided with a drilling fixed arm plate 4 on the bottom machine base 9, the lower end of the drilling fixed arm plate 4 is provided with a positioning lifting mechanism 2, the lower end of the positioning lifting mechanism 2 is provided with a rotating motor 3, the lower end of the rotating motor 3 is provided with an adjustable drilling rod 1, the adjustable drilling rod 1, the positioning The lifting mechanism 2, the rotating motor 3, the battery box 7 and the control panel 5 are electrically connected through connecting wires. When in use, a person holds the pushing handle 6 to push, so that the bottom machine base 9 can be moved to a designated position for placement through the rotating universal wheel 8 at the lower end, and the battery box 7 can be powered. The control panel 5 can control the positioning lifting mechanism 2 on the drilling fixed arm plate 4 to lift and lower. When the positioning lifting mechanism 2 is lifting, the positioning lifting mechanism 2 can drive the rotating motor 3 to lift and lower. When the rotating motor 3 is rotating, the rotating motor 3 can drive the adjustable drilling rod 1 to rotate, so that during the descending rotation, the adjustable drilling rod 1 can expand the hole below.

[0036] Specifically, the drilling and fixing arm plate 4 includes a locking bolt 41, a hollow sleeve 42 and a right-angle panel 43. The inner side of the upper end of the right-angle panel 43 is provided with a hollow sleeve 42, and the inner side of the hollow sleeve 42 is provided with a locking bolt 41. The right-angle panel 43 is connected to the bottom machine base 9, and the hollow sleeve 42 is connected to the positioning and lifting mechanism 2 through the locking bolt 41. The right-angle panel 43 of the drilling and fixing arm plate 4 is welded and connected to the bottom machine base 9, so that the right-angle panel 43 is easy to install and place. The hollow sleeve 42 on the inner side of the upper end of the right-angle panel 43 can fix the positioning and lifting mechanism 2 through the locking bolt 41, so that the positioning and lifting mechanism 2 can be stably placed and used.

[0037] Specifically, the positioning lifting mechanism 2 includes a positioning bolt 21, a motor sleeve 22, a piston rod positioning sleeve 23, an outer fixed arm 24 and an electric telescopic cylinder 25. The piston rod of the electric telescopic cylinder 25 is provided with a piston rod positioning sleeve 23 around the piston rod, and the rear end of the piston rod positioning sleeve 23 is provided with an outer fixed arm 24. The lower end of the piston rod of the electric telescopic cylinder 25 is provided with a motor sleeve 22, and the inner side of the motor sleeve 22 is provided with a positioning bolt 21. The motor sleeve 22 is connected to the rotating motor 3 through the positioning bolt 21, and the electric telescopic cylinder 25 is connected to the drilling fixed arm plate 4. The positioning lifting mechanism 2 The electric telescopic cylinder 25 is fixedly connected to the drilling fixed arm plate 4, so that the electric telescopic cylinder 25 can be placed stably. The piston rod of the electric telescopic cylinder 25 is effectively limited by the piston rod positioning sleeve 23 at the outer end of the outer fixed arm rod 24. The outer fixed arm rod 24 is fixed to the drilling fixed arm plate 4 by screws for stably placing. In this way, the electric telescopic cylinder 25 is more stable when telescopic. When the electric telescopic cylinder 25 is telescopic, the electric telescopic cylinder 25 can drive the motor sleeve 22 to move up and down through the rotating motor 3 fixed by the positioning bolts 21, so that the position of the drilling hole can be effectively changed for drilling.

[0038] Specifically, the adjustable drilling rod 1 includes a flange mounting ring 11, a hollow drilling rod 12, a semicircular adjusting disk 13, a positioning pin rod 14, a lifting and lifting cylinder 15, a double-hole rotating rod 16 and a rotating shaft rod 17. The lower end of the flange mounting ring 11 is provided with the hollow drilling rod 12, the inner bottom end of the hollow drilling rod 12 is provided with a lifting and lifting cylinder 15, the upper end of the piston rod of the lifting and lifting cylinder 15 is provided with a double-hole rotating rod 16 through a bolt-eliminating activity, the upper end of the double-hole rotating rod 16 is provided with a semicircular adjusting disk 13 through a bolt-eliminating activity, the semicircular adjusting disk 13 is movably connected to the hollow drilling rod 12 through a rotating shaft rod 17, the inner side of the arc groove at the lower end of the semicircular adjusting disk 13 is provided with a positioning pin rod 14 on the hollow drilling rod 12, the flange mounting ring 11 is connected to the rotating shaft rod 17, and the semicircular adjusting disk 13 is provided with a positioning pin rod 14 on the inner side of the arc groove at the lower end of the semicircular adjusting disk 13. On the rotating motor 3, the flange mounting ring 11 of the adjustable drilling rod 1 is connected to the rotating motor 3 by screws, so as to facilitate installation and placement. When the output shaft of the rotating motor 3 rotates, the rotating motor 3 can drive the flange mounting ring 11 and the hollow drill rod 12 to perform rotational drilling. When the hollow drill rod 12 is rotating to expand the hole, when further expansion is required, the piston rod of the lifting cylinder 15 pulls the double-hole rotating rod 16 to retract, and then the double-hole rotating rod 16 pulls the semicircular adjustment disk 13 to expand outward, so that the semicircular adjustment disk 13 is exposed to the outside of the hollow drill rod 12, and the semicircular adjustment disk 13 can expand the hole during rotation. The semicircular adjustment disk 13 is limited by the rotating shaft rod 17 and the positioning pin rod 14 during movement, so that it is more stable when moving.

[0039] Specifically, the adjustable drilling rod 1 is fixed to the flange at the lower end of the output shaft of the rotating motor 3 by screws, so as to facilitate installation and use.

[0040] Specifically, the centers of gravity of the positioning lifting mechanism 2, the rotating motor 3 and the adjustable drilling rod 1 are on the same straight line, so that the lifting and rotating expansion is more stable.

[0041] Specifically, the power storage box 7 and the bottom base 9 are connected by welding, and the outer sides of the power storage box 7 and the bottom base 9 are aligned, so as to facilitate installation and use, and the outer sides are aligned so that no obstruction occurs during use.

[0042] Specifically, there are four rotating universal wheels 8, and the rotating universal wheels 8 are symmetrically arranged at the four corners of the lower end of the bottom machine base 9, which is convenient for stable movement and use.

[0043] Working principle: When in use, the person holds the pushing handle 6 to push, so that the bottom machine base 9 can be moved to the designated position for placement through the rotating universal wheel 8 at the lower end, the storage battery box 7 can supply power, and the control panel 5 can control the positioning and lifting mechanism 2 on the drilling fixed arm plate 4 to lift and lower. When the positioning and lifting mechanism 2 is lifting, the positioning and lifting mechanism 2 can drive the rotating motor 3 to lift and lower. When the rotating motor 3 is rotating, the rotating motor 3 can drive the adjustable drilling rod 1 to rotate, so that during the descending rotation, the adjustable drilling rod 1 can expand the hole below.

[0044] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A geotechnical engineering survey and reaming device, comprising a control panel (5), a push handle (6), a storage box (7), a rotating universal wheel (8) and a bottom base (9), characterized in that: The rotating universal wheel (8) is installed and connected to the lower corner of the bottom machine base (9); the upper end of the bottom machine base (9) is provided with a storage box (7); the upper end of the storage box (7) is provided with a control panel (5); the rear side of the storage box (7) is provided with a push handle (6) on the bottom machine base (9); the front of the storage box (7) is provided with a drilling fixed arm plate (4) on the bottom machine base (9); the lower end of the drilling fixed arm plate (4) is provided with a positioning lifting mechanism (2); the lower end of the positioning lifting mechanism (2) is provided with a rotating motor (3); the lower end of the rotating motor (3) is provided with an adjustable drilling rod (1); the adjustable drilling rod (1), the positioning lifting mechanism (2), the rotating motor (3), the storage box (7) and the control panel (5) are electrically connected through a connecting line; the adjustable drilling rod (1) includes The invention comprises a flange mounting ring (11), a hollow drill rod (12), a semicircular adjustment disk (13), a positioning pin rod (14), a lifting and lowering cylinder (15), a double-hole rotating rod (16) and a rotating shaft rod (17). The lower end of the flange mounting ring (11) is provided with a hollow drill rod (12). The inner bottom end of the hollow drill rod (12) is provided with a lifting and lowering cylinder (15). The upper end of the piston rod of the lifting and lowering cylinder (15) is provided with a double-hole rotating rod (16) through a bolt-eliminating activity. The upper end of the double-hole rotating rod (16) is provided with a semicircular adjustment disk (13) through a bolt-eliminating activity. The semicircular adjustment disk (13) is movably connected to the hollow drill rod (12) through a rotating shaft rod (17). The inner side of the arc groove at the lower end of the semicircular adjustment disk (13) is provided with a positioning pin rod (14) on the hollow drill rod (12). The flange mounting ring (11) is connected to the rotating motor (3).

2. A geotechnical engineering investigation and reaming device according to claim 1, characterized in that: The drilling fixed arm plate (4) comprises a locking bolt (41), a hollow sleeve (42) and a right-angle panel (43); the inner side of the upper end of the right-angle panel (43) is provided with a hollow sleeve (42); the inner side of the hollow sleeve (42) is provided with a locking bolt (41); the right-angle panel (43) is connected to the bottom machine base (9); and the hollow sleeve (42) is connected to the positioning lifting mechanism (2) via the locking bolt (41).

3. A geotechnical engineering investigation and reaming device according to claim 1, characterized in that: The positioning lifting mechanism (2) comprises a positioning bolt (21), a motor sleeve (22), a piston rod positioning sleeve (23), an outer fixed arm (24) and an electric telescopic cylinder (25). The piston rod of the electric telescopic cylinder (25) is provided with a piston rod positioning sleeve (23) on the circumference of the piston rod, the rear end of the piston rod positioning sleeve (23) is provided with an outer fixed arm (24), the lower end of the piston rod of the electric telescopic cylinder (25) is provided with a motor sleeve (22), the inner side of the motor sleeve (22) is provided with a positioning bolt (21), the motor sleeve (22) is connected to the rotating motor (3) through the positioning bolt (21), and the electric telescopic cylinder (25) is connected to the drilling fixed arm plate (4).

4. A geotechnical engineering investigation and reaming device according to claim 1, characterized in that: The adjustable drilling rod (1) is fixed to a flange at the lower end of an output shaft of a rotating motor (3) by means of screws.

5. The geotechnical engineering investigation and hole enlarging device according to claim 1, characterized in that: The centers of gravity of the positioning and lifting mechanism (2), the rotating motor (3) and the adjustable drilling rod (1) are located on the same straight line.

6. A geotechnical engineering investigation and hole enlarging device according to claim 1, characterized in that: The power storage box (7) and the bottom machine base (9) are connected by welding, and the outer sides of the power storage box (7) and the bottom machine base (9) are aligned.

7. A geotechnical engineering investigation and hole enlarging device according to claim 1, characterized in that: There are four rotating universal wheels (8) in total, and the rotating universal wheels (8) are symmetrically arranged at the four corners of the lower end of the bottom machine base (9).

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