Perpendicularity measuring device for drilling secant pile sleeve construction

Abstract

The utility model discloses a perpendicularity measuring device for drilling secant pile sleeve construction, and belongs to the technical field of perpendicularity measurement, the perpendicularity measuring device comprises a concrete guide wall, a base and a pipe pile, and the top of the base is provided with a bottom plate; the servo motor is started to drive the first take-up wheel to rotate, and then the lifting rope wound to the inner wall of the first take-up wheel is released, so that the lifting rope is driven to slowly move to the inner wall position of the tubular pile under the acting force of the gravity cone, and the depth of the gravity cone moving to the inner wall position of the tubular pile can be observed by observing scale marks on the outer side of the lifting rope; once the tubular pile is not in the vertical state, the gravity cone cannot move to the bottommost position of the tubular pile and can be clamped to the inner wall position of the tubular pile, meanwhile, the perpendicularity of the tubular pile above the ground can be monitored through a total station, and therefore the perpendicularity of the tubular pile can be known. Therefore, timely finding and timely correction can be achieved, reworking is avoided, and meanwhile the positioning holes are accurately lofted through the concrete guide wall.

Description

Technical Field

[0001] The present application relates to the technical field of verticality measurement, and in particular to a verticality measurement device for the construction of bored interlocking pile sleeves. Background Art

[0002] At present, for the design and construction of bored interlocking piles for foundation pit retaining structures in complex coastal geological environments, how to effectively control the verticality of the pile body, reduce or avoid the splitting degree at the end of the interlocking pile, and reduce water leakage in the foundation pit have become major problems. The emergence of full-casing and full-rotation equipment has greatly reduced the difficulties in the construction of bored interlocking pile holes.

[0003] The patent document with the published announcement number CN213902209U provides a verticality measuring device for bored occlusal pile sleeve construction, including a base, a bracket, a support arm, an arc clamp, a data display and at least three digital dial indicators, the bottom of the bracket is arranged on the base, the support arm is arranged on the top of the bracket, the middle of the arc clamp is fixed to the overhanging end of the support arm, the digital dial indicators are arranged along the radial direction of the arc clamp, and each digital dial indicator is distributed at intervals along the arc length direction of the arc clamp and is electrically connected to the data display. The verticality measuring device for bored occlusal pile sleeve construction has a simple structure, convenient operation, high degree of automation, and can monitor the dynamic change of verticality in real time during the sleeve cutting and pressing process.

[0004] The above-mentioned device can monitor the dynamic changes of verticality during the sleeve cutting and pressing process in real time, but the above-mentioned device is not convenient for monitoring the vertical state of a section of sleeve after installation, and cannot monitor the verticality of the sleeve above the ground, which will cause the inclination to become larger and larger after the installation of the next section of sleeve, thereby requiring rework and affecting work efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the present application provides a verticality measuring device for the construction of bored interlocking pile sleeves, which overcomes the deficiencies in the prior art and aims to solve the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a verticality measuring device for bored interlocking pile sleeve construction, comprising a concrete guide wall, a base and a pipe pile, a bottom plate is arranged on the top of the base, a fixing bolt 1 is penetrated through the inner wall of the bottom plate, a support column is fixedly installed on the top of the bottom plate, a total station is fixedly installed on the top of the base, a sliding hole is opened on the inner wall of the support column, a sliding rod is slidably connected to the inner wall of the sliding hole, a plurality of threaded holes are evenly opened on the inner wall of the sliding rod, a through hole is opened on the front side of the sliding hole, a fixing bolt 2 is threadedly connected to the inner wall of the through hole, an arc-shaped clamp is fixedly installed on the side of the sliding rod away from the support column, two digital display dial indicators are fixedly installed on both sides of the arc-shaped clamp, a placement plate is fixedly installed on the top of the support column, a servo motor is fixedly installed on the top of the placement plate, a take-up wheel 1 is fixedly installed on the power output shaft of the servo motor, one end of a lifting rope is fixedly wound around the inner wall of the take-up wheel 1, and a gravity cone is fixedly installed on the other end of the lifting rope.

[0007] As a preferred technical solution of the present application, the through hole penetrates to the inner wall position of the sliding hole, the positions of the through hole and the threaded hole correspond to each other, and the second fixing bolt is threadedly connected to the inner wall positions of the through hole and the threaded hole.

[0008] By adopting the above technical solution, the sliding rod can be stably fixed on the inner wall of the sliding hole by fixing bolt 2, and then can be positioned to the inner wall of the threaded hole at different positions by fixing bolt 2, so as to adjust the position of the arc clamp and the digital dial indicator.

[0009] As a preferred technical solution of the present application, a U-shaped rod is fixedly installed on the top of the placement plate, and the outer side of the U-shaped rod is rotatably connected to the second take-up wheel. The suspension rope is arranged on the inner wall position of the second take-up wheel, and the outer edge of the suspension rope is provided with scale lines.

[0010] By adopting the above technical solution, the lifting rope can be positioned to ensure that there is no friction between the lifting rope and the placement plate. At the same time, the scale line can be used to know the depth of the gravity cone moving to the inner wall of the pile.

[0011] As a preferred technical solution of the present application, the gravity cone is arranged above the pipe pile, and the outer diameter of the gravity cone is matched with the inner wall diameter of the pipe pile.

[0012] By adopting the above technical solution, when the gravity cone slides on the inner wall of the pipe pile, if the pipe pile is not in a vertical state, it cannot move to the bottom of the pipe pile and will be stuck on the inner wall of the pipe pile, thereby being able to judge whether the pipe pile is in a vertical state.

[0013] As a preferred technical solution of the present application, a data display is fixedly provided on the side of the concrete guide wall away from the base, and the data display is electrically connected to the digital dial indicator.

[0014] By adopting the above technical solution, the measured real-time data can be output to the data display instrument, and then the staff can understand the position values ​​of the pipe piles in the horizontal direction perpendicular to each other based on the data on the surface of the data display instrument.

[0015] As a preferred technical solution of the present application, the number of the fixing bolts 1 is four, and the base plate and the base are fixedly connected by the four fixing bolts 1.

[0016] By adopting the above technical solution, the base and the bottom plate can be firmly connected, thereby ensuring the stability of the connection between the base and the bottom plate and preventing them from tipping over at will.

[0017] Beneficial effects of this application:

[0018] 1. Start the servo motor to drive the take-up wheel to rotate, and then release the rope wound to the inner wall of the take-up wheel, so that the rope is driven to slowly move to the inner wall of the pile under the force of the gravity cone. The depth of the gravity cone moving to the inner wall of the pile can be observed by observing the scale line on the outside of the rope until it moves to the bottom of the inner wall of the pile, so as to understand the verticality of the pile. Once the pile is not in a vertical state, the gravity cone cannot move to the bottom of the pile, and will contact and knock the inner wall of the pile. At the same time, the total station can be used to monitor the verticality of the pile above the ground, so as to achieve timely discovery and correction to avoid rework, and use the concrete guide wall to accurately lay out the positioning hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of this application;

[0020] Figure 2 This is a schematic diagram of a partial expanded structure of this application;

[0021] Figure 3 This is a schematic diagram of the gravity cone structure of this application.

[0022] In the figure: 1. Concrete guide wall; 2. Base; 3. Bottom plate; 4. Fixing bolt 1; 5. Support column; 6. Total station; 7. Sliding hole; 8. Sliding rod; 9. Threaded hole; 10. Through hole; 11. Fixing bolt 2; 12. Arc clamp; 13. Digital dial indicator; 14. Placement plate; 15. Servo motor; 16. Take-up wheel 1; 17. Lifting rope; 18. Gravity cone; 19. U-shaped rod; 20. Take-up wheel 2; 21. Pipe pile. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0024] Reference Figure 1-3 The verticality measuring device for bored interlocking pile sleeve construction comprises a concrete guide wall 1, a base 2 and a pipe pile 21. A bottom plate 3 is arranged on the top of the base 2. A fixing bolt 4 is penetrated through the inner wall of the bottom plate 3. A support column 5 is fixedly assembled on the top of the bottom plate 3. A total station 6 is fixedly assembled on the top of the base 2. A sliding hole 7 is opened on the inner wall of the support column 5. A sliding rod 8 is slidably connected to the inner wall of the sliding hole 7. A plurality of threaded holes 9 are evenly opened on the inner wall of the sliding rod 8. A through hole 10 is opened on the front of the sliding hole 7. The through hole 10 The inner wall of the support column 5 is threadedly connected with a fixing bolt 11, the side of the slide rod 8 away from the support column 5 is fixedly equipped with an arc clamp 12, and two digital dial indicators 13 are fixedly equipped on both sides of the arc clamp 12, and a placement plate 14 is fixedly equipped on the top of the support column 5, and a servo motor 15 is fixedly equipped on the top of the placement plate 14. The power output shaft of the servo motor 15 is fixedly equipped with a take-up wheel 16, and one end of a lifting rope 17 is fixedly wound around the inner wall of the take-up wheel 16, and the other end of the lifting rope 17 is fixedly equipped with a gravity cone 18.

[0025] Reference Figure 2 The through hole 10 penetrates to the inner wall position of the sliding hole 7, and the positions of the through hole 10 and the threaded hole 9 correspond. The second fixing bolt 11 is threadedly connected to the inner wall positions of the through hole 10 and the threaded hole 9. The second fixing bolt 11 is threadedly connected to the inner wall positions of the through hole 10 and the threaded hole 9, so that the sliding rod 8 can be stably fixed on the inner wall position of the sliding hole 7 by the second fixing bolt 11, and then can be positioned to the inner wall position of the threaded hole 9 at different positions by the second fixing bolt 11, so as to adjust the positions of the arc clamp 12 and the digital dial indicator 13.

[0026] Reference Figure 1 and Figure 3 A U-shaped rod 19 is fixedly installed on the top of the placement plate 14, and the outer side of the U-shaped rod 19 is rotatably connected to the take-up wheel 20. The lifting rope 17 is arranged on the inner wall of the take-up wheel 20, and the outer edge of the lifting rope 17 is provided with a scale line. The lifting rope 17 is arranged on the inner wall of the take-up wheel 20, so that the lifting rope 17 can be positioned to ensure that there is no friction between the lifting rope 17 and the placement plate 14. At the same time, the scale line can be used to know the depth of the gravity cone 18 moving to the inner wall of the pipe pile 21.

[0027] Reference Figure 1 and Figure 3The gravity cone 18 is arranged above the pipe pile 21, and the outer diameter of the gravity cone 18 is matched with the inner diameter of the pipe pile 21. By matching the outer diameter of the gravity cone 18 with the inner diameter of the pipe pile 21, when the gravity cone 18 slides on the inner wall of the pipe pile 21, once the pipe pile 21 is not in a vertical state, it cannot move to the bottommost position of the pipe pile 21, and will contact and knock the inner wall of the pipe pile 21, so as to judge whether the pipe pile 21 is in a vertical state.

[0028] Reference Figure 1 and Figure 2 A data display is fixedly provided on one side of the concrete guide wall 1 away from the base 2, and the data display is electrically connected to the digital dial indicator 13. Through the electrical connection between the data display and the digital dial indicator 13, the measured real-time data can be output to the data display, and then the staff can understand the position value of the pipe pile 21 in the horizontal direction perpendicular to each other based on the data on the surface of the data display.

[0029] Reference Figure 1 There are four fixing bolts 4, and the bottom plate 3 and the base 2 are fixedly connected by the four fixing bolts 4. The four fixing bolts 4 can firmly connect the base 2 and the bottom plate 3, thereby ensuring the stability of the connection between the base 2 and the bottom plate 3 and preventing it from tipping over at will.

[0030] Working principle: First, the arc clamp 12 is clamped to the outer side of the pipe pile 21 until the two digital dial indicators 13 are in contact with the outer side of the pipe pile 21, so as to use the two digital dial indicators 13 to measure the position value of the pipe pile 21 in a pair of mutually perpendicular horizontal directions, and then the measured real-time data can be transmitted to the data display instrument, and then the servo motor 15 can be started to drive the take-up wheel 16 to rotate, and then the lifting rope 17 wound to the inner wall of the take-up wheel 16 is released, so as to drive the lifting rope under the action of the gravity cone 18. 17 slowly moves to the inner wall position of the pipe pile 21. The depth of the gravity cone 18 moving to the inner wall position of the pipe pile 21 can be observed by observing the scale line on the outside of the lifting rope 17 until it moves to the bottom of the inner wall of the pipe pile 21, so that the verticality of the pipe pile 21 can be understood. Once the pipe pile 21 is not in a vertical state, the gravity cone 18 cannot move to the bottom of the pipe pile 21, and will contact and knock the inner wall position of the pipe pile 21. At the same time, the total station 6 can be used to monitor the verticality of the pipe pile 21 above the ground, so that timely discovery and timely correction can be achieved.

[0031] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. Although the present application is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A verticality measuring device for bored pile sleeve construction, comprising a concrete guide wall (1), a base (2) and a pipe pile (21), characterized in that: The top of the base (2) is provided with a bottom plate (3), the inner wall of the bottom plate (3) is penetrated with a fixing bolt (4), the top of the bottom plate (3) is fixedly equipped with a support column (5), the top of the base (2) is fixedly equipped with a total station (6), the inner wall of the support column (5) is provided with a sliding hole (7), the inner wall of the sliding hole (7) is slidably connected with a sliding rod (8), the inner wall of the sliding rod (8) is evenly provided with a plurality of threaded holes (9), the front of the sliding hole (7) is provided with a through hole (10), and the inner wall of the through hole (10) is threadedly connected with a fixing bolt (11) The side of the slide bar (8) away from the support column (5) is fixedly equipped with an arc clamp (12), and two digital dial indicators (13) are fixedly equipped on both sides of the arc clamp (12). The top of the support column (5) is fixedly equipped with a placement plate (14), and the top of the placement plate (14) is fixedly equipped with a servo motor (15). The power output shaft of the servo motor (15) is fixedly equipped with a take-up wheel (16). One end of a suspension rope (17) is fixedly wound around the inner wall of the take-up wheel (16), and the other end of the suspension rope (17) is fixedly equipped with a gravity cone (18).

2. The verticality measuring device for bored pile sleeve construction according to claim 1, characterized in that: The through hole (10) penetrates to the inner wall position of the sliding hole (7), the positions of the through hole (10) and the threaded hole (9) correspond to each other, and the second fixing bolt (11) is threadedly connected to the inner wall positions of the through hole (10) and the threaded hole (9).

3. The verticality measuring device for bored pile sleeve construction according to claim 1, characterized in that: A U-shaped rod (19) is fixedly mounted on the top of the placement plate (14), and the outer side of the U-shaped rod (19) is rotatably connected to the second take-up wheel (20). The suspension rope (17) is arranged on the inner wall of the second take-up wheel (20), and the outer edge of the suspension rope (17) is provided with a scale line.

4. The verticality measuring device for bored pile sleeve construction according to claim 1, characterized in that: The gravity cone (18) is arranged above the pipe pile (21), and the outer diameter of the gravity cone (18) is matched with the inner wall diameter of the pipe pile (21).

5. The verticality measuring device for bored pile sleeve construction according to claim 1, characterized in that: A data display instrument is fixedly provided on a side of the concrete guide wall (1) away from the base (2), and the data display instrument is electrically connected to a digital dial indicator (13).

6. The verticality measuring device for bored pile sleeve construction according to claim 1, characterized in that: The number of the fixing bolts (4) is four, and the bottom plate (3) and the base (2) are fixedly connected via the four fixing bolts (4).

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