Two-wheel type electric square pile drill bit

Abstract

The utility model belongs to the technical field of foundation pit rotary excavating equipment, and particularly relates to a two-wheel type electric square pile drill bit. According to the specific technical scheme, the device comprises a box body, excavating components are coaxially arranged on the two sides of the box body, a hollow mounting component with the two ends open is arranged at the lower end of the box body, conversion mounting plates are arranged at the two ends of the mounting component in a positioning mode, and one side of each conversion mounting plate is connected with an electric component through a motor mounting plate; the other side is connected with the speed reducer; the speed reducer is connected with the excavating component; the two electric components are both located in the mounting component and drive the excavating component to rotate.

Description

Technical Field

[0001] The utility model belongs to the technical field of foundation pit rotary excavation equipment, and in particular relates to a two-wheel electric square pile drill bit. Background Art

[0002] In square pile construction, a round drill is usually used to pre-drill holes. The round drill is used to drill once or multiple times according to the size of the square pile required, and the square pile is processed into a shape similar to a plum blossom pile. However, if you want to process it into a standard rectangular square pile, there will be trimming parts at the four corners of the pre-drilled hole that cannot be processed by the round drill. A special square pile drill is needed to trim it.

[0003] The existing square pile drill bit operates based on a rotary drilling rig, and the power required is provided by the high-pressure hydraulic oil on the rotary drilling rig. The square pile drill bit cannot operate independently or cannot operate efficiently and with low energy consumption. Therefore, in this context, we came up with the idea of ​​using electricity as a power source.

[0004] Therefore, it is necessary to provide an electric square pile drill bit, which has lower energy consumption and is more environmentally friendly. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a two-wheeled electric square pile drill.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a two-wheeled electric square pile drill, including a box body, excavation components are coaxially arranged on both sides of the box body, and a mounting component with openings at both ends and a hollow interior is arranged at the lower end of the box body, and conversion mounting plates are positioned at both ends of the mounting component, one side of the conversion mounting plate is connected to the electric component through a motor mounting plate, and the other side is connected to a reducer; the reducer is connected to the excavation component; the two electric components are both located inside the mounting component, and the electric component drives the excavation component to rotate.

[0007] Preferably, conversion mounting plate installation stations are provided at both ends of the installation component, an electric component installation station is provided on the motor mounting plate, and a motor mounting plate installation station and a reducer installation station are provided on the conversion mounting plate.

[0008] Preferably, the mounting component is a hollow cylinder, and the conversion mounting plate and the motor mounting plate are both in the shape of annular plates; a plurality of first positioning mounting holes are arranged in a circular array at both ends of the cylinder; a second positioning mounting hole corresponding to the first positioning mounting hole is provided on the conversion mounting plate, and a plurality of third positioning mounting holes are arranged in a circular array on the conversion mounting plate, and the circle surrounded by the plurality of third positioning mounting holes is concentric with the circle surrounded by the plurality of second positioning mounting holes; the motor mounting plate and the reducer are positioned and mounted on the conversion mounting plate through the third positioning mounting holes.

[0009] Preferably, the excavating component comprises an excavating wheel body and an excavating element arranged on the excavating wheel body, a vertical plate connected to a reducer is arranged inside the excavating wheel body, and a reinforcing ring is arranged at one end of the excavating wheel body away from the box body;

[0010] A sealing plate is provided on one side of the reinforcement ring away from the vertical plate, and the sealing plate is used to prevent external soil and rocks from entering the interior of the excavating wheel body;

[0011] Alternatively, a supplementary excavation component is provided on a side of the reinforcement ring away from the vertical plate, and the supplementary excavation component is used to increase the excavation length of the square pile hole of the square pile drill bit.

[0012] Preferably, the box body includes a top plate, and a plurality of enclosure plates are arranged on the top plate, and the plurality of enclosure plates are arranged along the circumference of the top plate;

[0013] A floating anti-deflection plate is detachably provided on a panel perpendicular to the axis direction of the excavating component, and the distance between the back-to-back end faces of the two floating anti-deflection plates is smaller than the distance between the back end faces of the two excavating components;

[0014] A positioning plate is detachably provided on the enclosure plate parallel to the axial direction of the excavating component.

[0015] Preferably, the enclosure on which the floating anti-deflection plate is installed is provided with an anti-deflection plate installation hole, and the floating anti-deflection plate is provided with a first installation hole adapted to the anti-deflection plate installation hole;

[0016] And / or, a positioning plate mounting hole for positioning and mounting the positioning plate is provided on the enclosure on which the positioning plate is mounted.

[0017] Preferably, a parameter sensor is installed inside the box body, and the parameter sensor is used to monitor the working condition parameters inside the box body.

[0018] Preferably, two vertical plates are provided at the lower end of the top plate, and the two vertical plates are arranged apart from each other, and a "U"-shaped sealing plate is provided between the two vertical plates, so that the two vertical plates, the "U"-shaped sealing plate and the lower surface of the top plate are combined to form a closed lower frame; the mounting component is arranged through the two vertical plates.

[0019] Preferably, an anti-deflection guide plate is provided at the lower end of the top plate, and a guiding slope is provided at the upper front end of the anti-deflection guide plate. When the square drill bit moves downward, the anti-deflection guide plate is used for anti-deflection guidance.

[0020] Preferably, the plurality of the enclosing plates and the top plate are combined to form an upper frame with an opening facing upward, and the top plate is provided with a slag discharge hole;

[0021] And / or, a detection wire hole is provided on the top plate, and the detection wire hole is arranged near the outlet of the square drill wire; when working, a steel wire rope is connected to the detection wire hole, and the retraction and release margin of the wire is judged by the tightness of the steel wire rope.

[0022] This application has the following beneficial effects:

[0023] By coaxially arranging excavation components on both sides of the box body, a mounting component with openings at both ends and a hollow interior is arranged at the lower end of the box body, and conversion mounting plates are positioned at both ends of the mounting component. One side of the conversion mounting plate is connected to the electric component through the motor mounting plate, and the other side is connected to the reducer; the reducer is connected to the excavation component. The source power of the excavation component is a motor, which realizes the electric drive of the excavation component to rotate, making the square pile drill bit lower in energy consumption and more environmentally friendly. At the same time, due to the use of electric drive, sensors are added inside the square pile drill bit to monitor the operating conditions such as temperature and humidity inside the box body in real time, making the square pile drill bit more intelligent and more convenient to operate and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 An exploded view of the two-wheel electric square pile drill of the present invention;

[0025] Figure 2 It is a front view of the two-wheel electric square pile drill bit of the present invention and a three-dimensional view of the floating anti-deflection plate;

[0026] Figure 3 It is a schematic diagram of the installation of the excavation component and the electric component of the present invention;

[0027] Figure 4 It is a three-dimensional diagram of the box body of the present invention;

[0028] Figure 5 It is a cross-sectional schematic diagram of the excavation component of the present invention.

[0029] In the figure: cylinder 1, motor 2, conversion mounting plate 4, motor mounting plate 5, excavation wheel body 7, excavation element 8, sealing plate 9, vertical plate 10, reducer 11, vertical plate 12, anti-deflection guide plate 13, "U"-shaped sealing plate 14, top plate 15, connecting square head 16, reinforcement plate 17, enclosure plate 18, positioning plate mounting hole 19, anti-deflection plate mounting hole 20, floating anti-deflection plate 22, first mounting hole 23, slag leakage hole 27. DETAILED DESCRIPTION

[0030] 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. Unless otherwise specified, the technical means used in the embodiments are conventional means well known to those skilled in the art.

[0031] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention, and do not indicate or imply 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 the present invention. It should be noted that Figure 1-5 The positioning plate is not shown.

[0032] like Figure 1-5 As shown, the utility model discloses a two-wheeled electric square pile drill, including a box body, excavation components are coaxially arranged on both sides of the box body, a mounting component with openings at both ends and a hollow interior is arranged at the lower end of the box body, conversion mounting plates 4 are positioned at both ends of the mounting component, one side of the conversion mounting plate 4 is connected to the electric component through a motor mounting plate 5, and the other side is connected to a reducer 11; the reducer 11 is connected to the excavation component; the two electric components are both located inside the mounting component, and the electric component drives the excavation component to rotate.

[0033] Place the wires inside the hydraulic oil pipe and wrap a layer of hydraulic oil pipe around the outside of the wires to prevent external damage to the cables during construction and protect the cables.

[0034] The electric components use motors or other power sources, and it is recommended to use motors. The source power of the excavation components all uses motor 2, which realizes the electric drive of the excavation components to rotate, making the square pile drill bit lower in energy consumption and more environmentally friendly. At the same time, due to the use of electric drive, parameter sensors can be added inside the square pile drill bit to monitor the operating conditions such as temperature and humidity inside the box body in real time, making the square pile drill bit more intelligent and more convenient to operate and maintain. Parameter sensors include temperature sensors, humidity sensors, etc. These parameter sensors are all connected to the control host outside the square drill bit, and the operating condition parameters inside the box body are transmitted to the control host in real time and displayed through the display device, so that the operator can monitor the operating conditions inside the box body in real time, which is convenient for management.

[0035] Furthermore, the installation components are provided with conversion mounting plate 4 installation stations at both ends, the motor mounting plate 5 is provided with an electric component installation station, and the conversion mounting plate 4 is provided with a motor mounting plate 5 installation station and a reducer 11 installation station.

[0036] Further, the mounting component is a hollow cylinder 1, and the conversion mounting plate 4 and the motor mounting plate 5 are both plate-type structures, specifically annular plates; a plurality of first positioning mounting holes are arranged in a circular array at both ends of the cylinder 1; a second positioning mounting hole corresponding to the first positioning mounting hole is provided on the conversion mounting plate 4, and a plurality of third positioning mounting holes are arranged in a circular array on the conversion mounting plate 4, and the circle surrounded by the plurality of third positioning mounting holes is concentric with the circle surrounded by the plurality of second positioning mounting holes. The motor mounting plate 5 and the reducer 11 are positioned and mounted on the conversion mounting plate 4 through the third positioning mounting hole. The output shaft of the electric component passes through the middle circular hole of the conversion mounting plate 4 and the motor mounting plate 5 and is connected to the reducer 11. That is, the motor 2 is mounted on the motor mounting plate 5, the motor mounting plate 5 is mounted on the conversion mounting plate 4, the reducer 11 is installed on the conversion mounting plate 4, and the conversion mounting plate 4 is installed at the conversion mounting plate 4 installation station on the box body, and the excavation component is installed at the rotation positioning end of the reducer 11, and each component is positioned, installed and connected to each other. The interior of the cylinder 1 is the installation space for the motor 2 .

[0037] Furthermore, the excavation component includes an excavation wheel body 7 and an excavation element 8 disposed on the excavation wheel body 7. A vertical plate 10 connected to a reducer 11 is disposed inside the excavation wheel body 7. A reinforcement ring is disposed at one end of the excavation wheel body 7 away from the box body. A reinforcement plate 17 is disposed between the vertical plate 10 and the inner side wall of the excavation wheel body 7 to reinforce the strength of the excavation wheel body 7.

[0038] A sealing plate 9 is provided on the side of the reinforcing ring away from the vertical plate 10, and the sealing plate 9 is used to prevent external soil and rocks from entering the interior of the excavating wheel body 7. The main function of the sealing plate 9 is to form a closed space inside the excavating wheel body to prevent soil and rocks from entering the interior of the excavating wheel body and damaging the reducer 11.

[0039] When the length of the excavated square pile hole needs to be increased, a supplementary excavation component is provided on the side of the reinforcement ring away from the vertical plate 10, and the supplementary excavation component is used to increase the excavation length of the square pile hole of the square pile drill.

[0040] The supplementary excavation component and the excavation component include an excavation wheel body 7 and a plurality of excavation elements 8 arranged on the excavation wheel body 7. The excavation elements 8 can be arranged in a spiral regular arrangement or a spiral irregular arrangement or arranged in a straight line at an angle to the axial direction of the excavation wheel body 7. The excavation element 8 and the extended excavation element 8 can be a finished bullet head, a hard protrusion, or a self-made part with excavation and cutting functions.

[0041] Furthermore, the box body includes a top plate 15, on which a plurality of enclosures 18 are arranged, and the plurality of enclosures 18 are arranged circumferentially along the top plate 15, and the plurality of enclosures 18 and the top plate 15 together form an upper frame with an opening facing upward. A connecting square head 16 is welded on the upper end surface of the top plate 15, and the connecting square head 16 is connected to the operating square head of the rotary drilling rig, so as to realize the operation installation and fixation of the entire T-type square pile drill bit.

[0042] Furthermore, two vertical plates 12 are arranged at the lower end of the top plate 15, and the two vertical plates 12 are arranged apart from each other, and a "U"-shaped sealing plate 14 is arranged between the two vertical plates 12, so that the two vertical plates 12, the "U"-shaped sealing plate 14 and the lower surface of the top plate 15 are combined to form a closed lower frame; the mounting component is arranged through the two vertical plates 12. The hollow part between the two vertical plates 12 is used to pass the wires.

[0043] In order to improve the mechanical strength of the box body, a reinforcing plate 17 is provided on the upper surface of the top plate 15, between the top plate 15 and the connecting square head 16, and a reinforcing plate 17 is also provided on the lower surface of the top plate 15. By providing the reinforcing plate 17, the mechanical strength of the entire upper frame box is improved.

[0044] Furthermore, in order to adapt to the anti-bias positioning of different square pile sizes, a floating anti-bias plate 22 is detachably provided on the enclosure 18 perpendicular to the axis direction of the excavation component, and the distance between the back-to-back end faces of the two floating anti-bias plates 22 is smaller than the distance between the back-to-back end faces of the two excavation components. Figure 2 As shown, the long excavation side B between the two excavation components is equal to the sum of the spacing A and the dimension drop C, and the spacing A is the sum of the lengths between the box body and the two floating anti-deflection plates 22.

[0045] Specifically, the floating anti-deflection plate 22 is a frame structure inlaid with steel plates. The enclosure 18 on which the floating anti-deflection plate 22 is installed is provided with an anti-deflection plate installation hole 20, and the floating anti-deflection plate 22 is provided with a first installation hole 23 adapted to the anti-deflection plate installation hole 20. By providing the anti-deflection plate installation hole 20 and the first installation hole 23, a detachable connection between the floating anti-deflection plate 22 and the enclosure 18 is achieved. The floating anti-deflection plate 22 is a correction positioning original component added when the excavation length of the square pile drill becomes longer, and the floating anti-deflection plate 22 has a positioning and anti-deflection function. For different square pile sizes, it is only necessary to replace the excavation components of different sizes, and correspondingly replace the floating anti-deflection plate 22 to achieve the anti-deflection positioning function during the excavation process.

[0046] Furthermore, in order to adapt to the anti-bias positioning of different square pile sizes, a positioning plate can be detachably provided on the enclosure 18 parallel to the axial direction of the excavation component, and a positioning plate mounting hole 19 for positioning and mounting the positioning plate is provided on the enclosure 18 on which the positioning plate is mounted. When the width direction of the square pile hole changes, a positioning plate can be added accordingly to realize the anti-bias positioning function during the excavation process.

[0047] It should be noted that the sizes of the positioning plate and the floating anti-deflection plate 22 can be changed to adapt to the anti-deflection positioning of square pile holes of different sizes.

[0048] Furthermore, the top plate 15 is provided with an anti-deflection guide plate 13 at the lower end, and the front end of the anti-deflection guide plate 13 is provided with a guiding slope, and when the square drill bit moves downward, the anti-deflection guide plate 13 is used for anti-deflection guidance. Specifically, the anti-deflection guide plate 13 is installed on both sides of the vertical plate 12 in the width direction.

[0049] Furthermore, the top plate 15 is provided with a slag discharge hole 27 to facilitate cleaning of soil and rocks accumulated in the upper frame box.

[0050] Furthermore, a detection wire hole is provided on the top plate 15, and the detection wire hole is arranged near the outlet of the square drill wire. When working, the detection wire hole is connected to the detection wire hole. When the entire T-shaped square pile drill moves downward, the retraction and release margin of the wire is judged by the tightness of the wire rope to prevent the wire from being pulled strongly, thereby protecting the wire.

[0051] The working principle of the two-wheel electric square drill bit: the output end of the motor 2 is connected to the reducer 11, the rotating output end of the reducer 11 is connected to the excavation component through the vertical plate 10 in the excavation wheel body 7, and the excavation component is driven to rotate by the motor 2. The electric drive method makes the square pile drill bit have lower energy consumption and more environmentally friendly. Due to the electric drive method, parameter sensors can be added inside the square pile drill bit to monitor the operating conditions such as temperature and humidity inside the box body in real time, making the square pile drill bit more intelligent and more convenient to operate and maintain.

[0052] When the size of the square pile hole changes, the excavation components adapted to the size of the square pile hole can be replaced accordingly, and the adapted floating anti-deflection plate 22 and positioning plate can be replaced at the same time. The floating anti-deflection plate 22 and positioning plate are set to prevent the square pile drill from tilting during the drilling process. If only the excavation length of the square pile hole changes, the sealing plate 9 on the excavation wheel body 7 of the excavation component is removed at this time, and the supplementary excavation component is installed on the reinforcement ring, thereby increasing the excavation length of the square pile hole, and replacing the adapted floating anti-deflection plate 22 at the same time. By replacing excavation components of different sizes or adding supplementary excavation components, and replacing the adapted floating anti-deflection plate 22 and positioning plate at the same time, the square pile drill can adapt to the excavation of square pile holes of various sizes.

[0053] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various deformations, modifications, and substitutions made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. Two-wheel electric square pile drill, characterized by: The invention comprises a box body, excavating components are coaxially arranged on both sides of the box body, a mounting component with openings at both ends and a hollow interior is arranged at the lower end of the box body, conversion mounting plates (4) are positioned at both ends of the mounting component, one side of the conversion mounting plate (4) is connected to the electric component through a motor mounting plate (5), and the other side is connected to a reducer (11); the reducer (11) is connected to the excavating component; the two electric components are both located inside the mounting component, and the electric components drive the excavating component to rotate.

2. The two-wheeled electric square pile drill according to claim 1, characterized in that: The two ends of the installation component are provided with conversion installation plate (4) installation stations, the motor installation plate (5) is provided with an electric component installation station, and the conversion installation plate (4) is provided with a motor installation plate (5) installation station and a reducer (11) installation station.

3. The two-wheeled electric square pile drill according to claim 1, characterized in that: The mounting component is a hollow cylindrical body (1); the conversion mounting plate (4) and the motor mounting plate (5) are both annular plates; a plurality of first positioning mounting holes are arranged in a circular array at both ends of the cylindrical body (1); a second positioning mounting hole corresponding to the first positioning mounting hole is provided on the conversion mounting plate (4); a plurality of third positioning mounting holes are arranged in a circular array on the conversion mounting plate (4); a circle formed by the plurality of third positioning mounting holes is concentric with a circle formed by the plurality of second positioning mounting holes; the motor mounting plate (5) and the reducer (11) are positioned and mounted on the conversion mounting plate (4) through the third positioning mounting holes.

4. The two-wheeled electric square pile drill according to any one of claims 1 to 3, characterized in that: The excavating component comprises an excavating wheel body (7) and an excavating element (8) arranged on the excavating wheel body (7); a vertical plate (10) connected to a reducer (11) is arranged inside the excavating wheel body (7); and a reinforcing ring is arranged at one end of the excavating wheel body (7) away from the box body; A sealing plate (9) is provided on the side of the reinforcement ring away from the vertical plate (10), and the sealing plate (9) is used to prevent external soil and rocks from entering the interior of the excavating wheel body (7); Alternatively, a supplementary excavation component is provided on a side of the reinforcement ring away from the vertical plate (10), and the supplementary excavation component is used to increase the excavation length of the square pile hole of the square pile drill.

5. The two-wheeled electric square pile drill according to claim 4, characterized in that: The box body comprises a top plate (15), a plurality of enclosure plates (18) are arranged on the top plate (15), and the plurality of enclosure plates (18) are arranged along the circumference of the top plate (15); A floating anti-deflection plate (22) is detachably provided on a surrounding plate (18) perpendicular to the axial direction of the excavating component, and the distance between the back-to-back end faces of the two floating anti-deflection plates (22) is smaller than the distance between the back-to-back end faces of the two excavating components; A positioning plate is detachably arranged on the enclosure plate (18) which is parallel to the axial direction of the excavating component.

6. The two-wheeled electric square pile drill according to claim 5, characterized in that: An anti-deflection plate mounting hole (20) is provided on the enclosure plate on which the floating anti-deflection plate (22) is mounted, and the floating anti-deflection plate (22) is provided with a first mounting hole adapted to the anti-deflection plate mounting hole (20); And / or, a positioning plate mounting hole (19) for positioning and mounting the positioning plate is provided on the enclosure (18) on which the positioning plate is mounted.

7. The two-wheeled electric square pile drill according to claim 1, characterized in that: A parameter sensor is installed inside the box body, and the parameter sensor is used to monitor the working condition parameters inside the box body.

8. The two-wheeled electric square pile drill according to claim 5, characterized in that: Two vertical plates (12) are arranged at the lower end of the top plate (15), and the two vertical plates (12) are arranged to be spaced apart from each other. A "U"-shaped sealing plate (14) is arranged between the two vertical plates (12), so that the two vertical plates (12), the "U"-shaped sealing plate (14) and the lower surface of the top plate (15) are combined to form a closed lower frame; the mounting component is arranged through the two vertical plates (12).

9. The two-wheeled electric square pile drill according to claim 8, characterized in that: An anti-deflection guide plate (13) is arranged at the lower end of the top plate (15), and a guiding inclined surface is arranged at the upper front end of the anti-deflection guide plate (13). When the square drill bit moves downward, the anti-deflection guide plate (13) is used for anti-deflection guidance.

10. The two-wheeled electric square pile drill according to claim 5, characterized in that: The plurality of enclosure plates (18) and the top plate (15) are combined to form an upper frame with an opening facing upward, and the top plate (15) is provided with a slag discharge hole (27); And / or, a detection wire hole is provided on the top plate (15), and the detection wire hole is arranged near the outlet of the square drill wire; when working, a steel wire rope is connected to the detection wire hole, and the retraction and extension margin of the wire is judged by the tightness of the steel wire rope.

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