CN113494102B - Tubular pile electric power construction pile length detection device based on magnetic induction - Google Patents
Tubular pile electric power construction pile length detection device based on magnetic induction Download PDFInfo
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- CN113494102B CN113494102B CN202110848853.0A CN202110848853A CN113494102B CN 113494102 B CN113494102 B CN 113494102B CN 202110848853 A CN202110848853 A CN 202110848853A CN 113494102 B CN113494102 B CN 113494102B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a magnetic induction-based pile length detection device for tubular pile power construction, which relates to the technical field of pile length detection for power construction and comprises a wire barrow, a pile length detection vehicle, a pile foundation, a reserved pipe and a reinforced pipe, wherein a wire releasing end of the wire barrow is connected with a wiring end of the pile length detection vehicle in a winding manner, the outer wall of the reserved pipe is overlapped with the outer wall of a pile foundation, the outer wall of the pile length detection vehicle is in sliding connection with the inner wall of the reserved pipe, a pre-close device is arranged on the right side of the pile length detection vehicle, and the right side of the pre-close device is fixedly connected with a joint rod. According to the invention, the reserved pipe and the pile length detection vehicle are combined, so that the reserved pipe can be attached to the surface of the pile foundation more tightly, the phenomenon that the pile length detection vehicle is still in linear measurement due to the inclination of the pile foundation is avoided, the measurement accuracy is poor, and the pile length detection vehicle slides in the reserved pipe to descend for measurement, so that the length of the pile body is conveniently detected by using the magnetic sensor probe.
Description
Technical Field
The invention relates to the technical field of electric power construction pile length detection, in particular to a magnetic induction-based pile length detection device for electric power construction of a pipe pile.
Background
The tubular pile is a hollow slender concrete prefabricated part and mainly comprises a pile body and pile end plates at two ends, and the existing method for detecting the construction pile length of the prestressed concrete tubular pile comprises three types of methods: the method is characterized in that the method comprises a low strain method, a high strain method and an in-hole shooting method, wherein the tubular pile for electric power construction is generally used as a pile foundation for erecting high-voltage wires, the foundation of a building foundation is easy to be damaged in the long-time use process of the pile foundation, and foundation pile quality detection becomes particularly important.
At present, when the length of the pipe pile is detected by utilizing magnetic induction, the pipe pile is buried in the ground for too long to cause certain degree of change of perpendicularity, at this time, when the pipe pile is buried in the ground for measurement, length errors necessarily occur when the perpendicularity of the pipe pile and the pipe pile is different, when some detection vehicles are placed in the pipe pile, if the detection vehicles only receive the gravity of the hauling rope, the phenomenon that the inner diameter size difference of the detection vehicles and the pipe pile is too large easily occurs, the inclination phenomenon of the detection vehicles occurs in the downward moving process is caused, the detection of the length of the pipe pile is affected, the initial use of accurate measurement of the pipe pile is not achieved, and the applicability of the pipe pile power construction pile length detection device based on the magnetic induction is poor, so that structural innovation is needed to solve the specific problem.
Disclosure of Invention
The invention aims to provide a magnetic induction-based tubular pile power construction pile length detection device, which aims to improve the accuracy of a length detection result of a power tubular pile and solve the problem that the measurement result is error due to poor perpendicularity of the power tubular pile; another purpose is to solve the problem that the magnetic induction detection vehicle is easy to incline during moving detection, so as to achieve the effect of improving stability and better effect of the magnetic induction detection vehicle during moving.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a tubular pile electric power construction pile length detection device based on magnetic induction, includes wire barrow, pile length detection car, pile foundation, reserve pipe and reinforcing bar pipe, the wire end winding of putting of wire barrow and pile length detection car is connected, the outer wall of reserving the pipe overlaps with the outer wall of pile foundation, the outer wall of pile length detection car and the inner wall sliding connection of reserving the pipe, the right side of pile length detection car is provided with hugs closely in advance and closes the device, hugs closely the right side fixed connection of closing in advance and fits the pole in advance, hugs closely the below of closing the device in advance and is provided with the connecting block, the left side of connecting block and the right side fixed connection of pile length detection car, the laminating pole rotates with pile length detection car through the connecting block that sets up and closes the right side of pole and the inner wall sliding connection of reserving the pipe.
The technical scheme of the invention is further improved as follows: the inner wall of hugging closely in advance and closing the device is provided with two-way shrink pole, first magnetic path, punching press post, second magnetic path, atmospheric pressure bag, pulls area, shock attenuation baffle, rolling wheel, swing wheel and connecting axle, the both ends of two-way shrink pole and the inner wall sliding connection of hugging closely in advance and closing the device, the right side of first magnetic path and the left side fixed connection of two-way shrink pole, the both ends of punching press post and the inner wall fixed connection of hugging closely in advance and closing the device, the left side of second magnetic path and the right side fixed connection of punching press post.
The technical scheme of the invention is further improved as follows: the two ends of the air pressure bag are fixedly connected with the inner wall of the pre-clinging device, the left side of the pulling belt is fixedly connected with the right side of the air pressure bag, the right side of the pulling belt is fixedly connected with the left side of the punching column, the two ends of the damping baffle are fixedly connected with the inner wall of the pre-clinging device, and the right side of the rolling wheel is rotatably connected with the left side of the damping baffle.
The technical scheme of the invention is further improved as follows: the outer wall of the connecting shaft is fixedly connected with the inner wall of the pre-close device, the axle center end of the connecting shaft is rotationally connected with the left side of the rolling wheel, and the swinging wheel is rotationally connected with the rolling wheel through the connecting shaft.
The technical scheme of the invention is further improved as follows: the inner wall of the rolling wheel is provided with a division plate and a telescopic rod, the outer wall of the division plate is fixedly connected with the telescopic end of the telescopic rod, the left side of the telescopic rod is fixedly connected with the inner wall of the rolling wheel, and the right side of the division plate is fixedly provided with a semi-shaped lap wheel.
The technical scheme of the invention is further improved as follows: the inner wall fixed mounting of swing wheel has the arc guide pipe, the left side of swing wheel is provided with the spill transition siphunculus, the right side of spill transition siphunculus and the inner wall through connection of arc guide pipe, and the outer wall of spill transition siphunculus and the left side fixed connection of swing wheel.
The technical scheme of the invention is further improved as follows: the inner wall of pile length detection car is provided with magnetic sensor main part, magnetic sensor probe, elastic component and gyro wheel, the outer wall of magnetic sensor main part welds with the one end of elastic component, the one end that the magnetic sensor main part was kept away from to the elastic component welds with the inner wall of pile length detection car, the axle center department and the inner wall fixed connection of pile length detection car of gyro wheel, the outer wall and the inner wall sliding connection of reservation pipe of gyro wheel.
The technical scheme of the invention is further improved as follows: the right side of two-way shrink pole and laminating pole left side fixed connection, the left side of swing wheel and the right side overlap joint of stake length detection car.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. the invention provides a pile length detection device for tubular pile power construction based on magnetic induction, which is ingenious in design, adopts the combination of a reserved pipe and a pile length detection vehicle, enables the reserved pipe to be attached to the surface of a pile foundation more tightly, avoids the situation that the pile length detection vehicle is still in linear measurement due to the inclination of the pile foundation, causes poor measurement accuracy, and facilitates the detection of the length of a pile body by utilizing a magnetic sensor probe through the sliding descent type measurement of the pile length detection vehicle in the reserved pipe.
2. The invention provides a pile length detection device for tubular pile power construction based on magnetic induction, which is characterized in that a pre-close device, a close rod and a connecting block are combined, so that the close rod can rotate according to the connecting block, meanwhile, the close rod is more tightly attached to the inside of a reserved pipe by the pre-close device, the situation that the pile length detection vehicle is inclined and glided in the reserved pipe due to overlarge difference between the outer diameter of the pile length detection vehicle and the inner diameter of the reserved pipe is avoided, and the pile length detection vehicle is more stable in glide measurement by the cooperation of the close rod and the pre-close device.
3. The invention provides a tubular pile electric power construction pile length detection device based on magnetic induction, which is characterized in that an air pressure bag, a first magnetic block, a second magnetic block and a bidirectional contraction rod are combined, when the bidirectional contraction rod is subjected to pressure, two ends of the bidirectional contraction rod contract and move to one side of the air pressure bag, at the moment, the first magnetic block and the second magnetic block are like magnetic blocks, so that the second magnetic block generates repulsive force, a punching column moves and presses the air pressure bag, and the pressure of the air pressure bag and repulsive force between the first magnetic block and the second magnetic block jointly resist the movement of the bidirectional contraction rod, so that the bonding rod is in closer contact with the inside of a reserved pipe.
4. The invention provides a pile length detection device for tubular pile power construction based on magnetic induction, which can improve the stability of a magnetic sensor main body in the moving process of a pile length detection vehicle by adopting the combination arrangement of an elastic piece and the magnetic sensor main body, and the surface of the pile length detection vehicle is not fixed at the contact point with the surface of the pile length detection vehicle due to the fact that the surface of the pile length detection vehicle is in a certain radian in cooperation with a rolling wheel and a swinging wheel, so that the damage to the surface of the pile length detection vehicle caused by the pressure of a laminating rod can be reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a pile length detection vehicle according to the present invention;
FIG. 3 is a schematic view of a pre-tightening device according to the present invention;
FIG. 4 is a schematic view showing the connection of the rolling wheel and the damper plate structure of the present invention;
FIG. 5 is a schematic view of a wobble wheel according to the present invention;
fig. 6 is a structural cross-sectional view of the pile length detecting vehicle of the present invention.
In the figure: 1. a paying-off vehicle; 2. pile length detection vehicle; 3. pile foundation; 4. reserving a pipe; 5. a reinforcing steel bar pipe; 6. a pre-engagement means; 7. a bonding rod; 8. a connecting block; 9. a bi-directional retraction lever; 10. a first magnetic block; 11. stamping a column; 12. a second magnetic block; 13. an air pressure bag; 14. pulling the belt; 15. a damping baffle; 16. a rolling wheel; 17. a swinging wheel; 18. a connecting shaft; 19. semi-shaped lapping wheel; 20. a partition plate; 21. a telescopic rod; 22. an arc-shaped guide tube; 23. a concave transition pipe; 24. a magnetic sensor main body; 25. a magnetic sensor probe; 26. an elastic member; 27. and a roller.
Detailed Description
The invention is further illustrated by the following examples:
example 1
As shown in fig. 1-6, the invention provides a pile length detection device for tubular pile power construction based on magnetic induction, which comprises a wire barrow 1, a pile length detection vehicle 2, a pile foundation 3, a reserved pipe 4 and a reinforced pipe 5, wherein the wire barrow end of the wire barrow 1 is in winding connection with the wiring end of the pile length detection vehicle 2, the outer wall of the reserved pipe 4 is in lap joint with the outer wall of the pile foundation 3, the outer wall of the pile length detection vehicle 2 is in sliding connection with the inner wall of the reserved pipe 4, a pre-close device 6 is arranged on the right side of the pile length detection vehicle 2, the right side of the pre-close device 6 is fixedly connected with a joint rod 7, a connecting block 8 is arranged below the pre-close device 6, the left side of the connecting block 8 is in rotary connection with the pile length detection vehicle 2 through the connecting block 8, the right side of the joint rod 7 is in sliding connection with the inner wall of the reserved pipe 4, the reserved pipe 4 is combined with the pile length detection vehicle 2 through the reserved pipe 4, the reserved pipe 4 can be tightly adhered with the surface of the pile foundation 3, the pile length detection vehicle 2 is prevented from being inclined, the pile length detection vehicle 2 is still can be measured in a straight line, and the pile length detection vehicle is not accurately matched with a magnetic sensor body 25 in the pile length detection vehicle 2, and the magnetic sensor is convenient to measure the length sensor body 25 is arranged.
Wherein, the inner wall of pile length detection car 2 is provided with magnetic sensor main part 24, magnetic sensor probe 25, elastic component 26 and gyro wheel 27, the outer wall of magnetic sensor main part 24 welds with the one end of elastic component 26, the one end that magnetic sensor main part 24 was kept away from to elastic component 26 is with the inner wall welding of pile length detection car 2, the axle center department and the inner wall fixed connection of pile length detection car 2 of gyro wheel 27, the outer wall and the inner wall sliding connection of reserve pipe 4 of gyro wheel 27, the elastic component 26 of setting can reduce the rocking that magnetic sensor main part 24 received when removing, the stability of magnetic sensor main part 24 is improved, the gyro wheel 27 of setting is in order to be convenient for pile length detection car 2 remove in reserve pipe 4 inside.
Example 2
As shown in fig. 3, on the basis of embodiment 1, the present invention provides a technical solution: the inner wall of the pre-clinging device 6 is provided with a bidirectional contraction rod 9, a first magnetic block 10, a punching column 11, a second magnetic block 12, an air pressure bag 13, a pulling belt 14, a damping baffle 15, a rolling wheel 16, a swinging wheel 17 and a connecting shaft 18, two ends of the bidirectional contraction rod 9 are in sliding connection with the inner wall of the pre-clinging device 6, the right side of the first magnetic block 10 is fixedly connected with the left side of the bidirectional contraction rod 9, two ends of the punching column 11 are fixedly connected with the inner wall of the pre-clinging device 6, the left side of the second magnetic block 12 is fixedly connected with the right side of the punching column 11, two ends of the air pressure bag 13 are fixedly connected with the right side of the air pressure bag 13, the right side of the pulling belt 14 is fixedly connected with the left side of the punching column 11, two ends of the damping baffle 15 are fixedly connected with the inner wall of the pre-clinging device 6, the right side of the rolling wheel 16 is rotatably connected with the left side of the damping baffle 15, the first magnetic block 10 and the second magnetic block 12 are both magnetic blocks, when the two ends of the punching column 11 are fixedly connected with the inner wall of the pre-clinging device 6, the two magnetic blocks are driven by the first magnetic block 12 and the same force, the two magnetic blocks are driven by the first magnetic block 12 to move towards the air pressure bag 9, and the air pressure bag 13 is driven by the second magnetic block 9 to resist the air pressure bag 13, and the air pressure is compressed by the air pressure 9, and the air pressure is compressed by the air pressure bag 13, and the air pressure is compressed by the compression rod and the air pressure bag 13.
Example 3
As shown in fig. 3 to 5, on the basis of embodiment 1 and embodiment 2, the present invention provides a technical solution: preferably, the outer wall of the connecting shaft 18 is fixedly connected with the inner wall of the pre-clinging device 6, the axle center end of the connecting shaft 18 is rotationally connected with the left side of the rolling wheel 16, the swinging wheel 17 is rotationally connected with the rolling wheel 16 through the connecting shaft 18, the rolling wheel 16 and the swinging wheel 17 are matched, the surface of the swinging wheel 17 is in a certain radian, the contact point with the surface of the pile length detection vehicle 2 is not fixed, the phenomenon that the pile length detection vehicle 2 is damaged due to the pressure of the laminating rod 7 can be reduced, the inner wall of the rolling wheel 16 is provided with a division plate 20 and a telescopic rod 21, the outer wall of the division plate 20 is fixedly connected with the telescopic end of the telescopic rod 21, the left side of the telescopic rod 21 is fixedly connected with the inner wall of the rolling wheel 16, a certain moving capacity is provided for the division plate 20 through the telescopic rod 21, the right side of the division plate 20 is fixedly provided with a semi-shaped lapping wheel 19, when the semi-shaped lapping wheel 19 is contacted with the damping baffle 15, the division plate 20 drives the semi-shaping wheel 19 to move, the phenomenon that the force cannot spread outwards when the pile length detection vehicle 2 is contacted with the damping baffle 15 is avoided, the inner wall of the swinging wheel 17 is fixedly provided with a guide tube 22, the left side of the guide tube 17 is in transition connection with the left side of the concave guide tube 23, the left side of the guide tube is in transition connection with the left side of the concave guide tube 17, the left side of the swing tube is in transition connection with the concave guide tube 23, and the left side of the swing tube is in transition connection with the concave guide tube 17 is fixedly connected with the left side of the swing tube 17, and the left side of the swing tube is in transition tube and the transition tube is in transition connection with the transition and the swing tube is in the transition and connected with the swing tube 23.
The working principle of the pile length detection device for the tubular pile power construction based on magnetic induction is specifically described below:
as shown in fig. 1 to 6, the reserved pipe 4 is inserted into one side of the pile foundation 3, the interior of the reserved pipe is kept in a hollow state, the pile length detection vehicle 2 is put down in the reserved pipe 4 by the wire barrow 1, and in the process of moving down the reserved pipe, the roller 27 and the attaching rod 7 mounted on the pile length detection vehicle 2 can ensure that the condition of inclination cannot occur in the process of moving down the reserved pipe, meanwhile, the elastic piece 26 arranged in the pile length detection vehicle 2 prevents the shaking amplitude of the magnetic sensor main body 24 from being too large, and the length of the pile foundation 3 is judged by the magnetic sensor probe 25.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (1)
1. The utility model provides a tubular pile electric power construction stake length detection device based on magnetic induction, includes wire barrow (1), stake length detection car (2), pile foundation (3), reserve pipe (4) and reinforcing bar pipe (5), and the unwrapping wire end of wire barrow (1) is connected with the wiring end winding of stake length detection car (2), the outer wall of reserving pipe (4) overlaps with the outer wall of pile foundation (3), the outer wall of stake length detection car (2) with reserve the inner wall sliding connection of pipe (4), its characterized in that: the pile length detection vehicle (2) is characterized in that a pre-cling device (6) is arranged on the right side of the pile length detection vehicle (2), the right side of the pre-cling device (6) is fixedly connected to a cling rod (7), a connecting block (8) is arranged below the pre-cling device (6), the left side of the connecting block (8) is fixedly connected with the right side of the pile length detection vehicle (2), the cling rod (7) is rotationally connected with the pile length detection vehicle (2) through the connecting block (8) arranged, the right side of the cling rod (7) is in sliding connection with the inner wall of a reserved pipe (4), the inner wall of the pre-cling device (6) is provided with a bidirectional shrinkage rod (9), a first magnetic block (10), a punching column (11), a second magnetic block (12), an air pressure bag (13), a pulling belt (14), a damping baffle (15), a rolling wheel (16), a swinging wheel (17) and a connecting shaft (18), two ends of the bidirectional shrinkage rod (9) are in sliding connection with the inner wall of the pre-cling device (6), and two ends of the first magnetic block (10) are fixedly connected with the left side of the right magnetic block (11), and the two ends of the pre-cling rod (11) are fixedly connected with the left magnetic block (11.
The first magnetic block (10) and the second magnetic block (12) are identical magnetic blocks;
the two ends of the air pressure bag (13) are fixedly connected with the inner wall of the pre-cling device (6), the left side of the pulling belt (14) is fixedly connected with the right side of the air pressure bag (13), the right side of the pulling belt (14) is fixedly connected with the left side of the stamping column (11), the two ends of the damping baffle (15) are fixedly connected with the inner wall of the pre-cling device (6), the right side of the rolling wheel (16) is rotationally connected with the left side of the damping baffle (15), the outer wall of the connecting shaft (18) is fixedly connected with the inner wall of the pre-cling device (6), the axle center end of the connecting shaft (18) is rotationally connected with the left side of the rolling wheel (16), and the swinging wheel (17) is rotationally connected with the rolling wheel (16) through the connecting shaft (18) arranged;
the inner wall of the roller (16) is provided with a partition plate (20) and a telescopic rod (21), the outer wall of the partition plate (20) is fixedly connected with the telescopic end of the telescopic rod (21), the left side of the telescopic rod (21) is fixedly connected with the inner wall of the roller (16), and the right side of the partition plate (20) is fixedly provided with a half-shaped lap wheel (19);
the inner wall of the pile length detection vehicle (2) is provided with a magnetic sensor main body (24), a magnetic sensor probe (25), an elastic piece (26) and a roller (27), the outer wall of the magnetic sensor main body (24) is welded with one end of the elastic piece (26), one end of the elastic piece (26) far away from the magnetic sensor main body (24) is welded with the inner wall of the pile length detection vehicle (2), the axle center of the roller (27) is fixedly connected with the inner wall of the pile length detection vehicle (2), and the outer wall of the roller (27) is in sliding connection with the inner wall of the reserved pipe (4);
the right side of the bidirectional contraction rod (9) is fixedly connected with the left side of the attaching rod (7), and the left side of the swinging wheel (17) is overlapped with the right side of the pile length detection vehicle (2);
when the bidirectional contraction rod is pressed, two ends of the bidirectional contraction rod contract and move to one side of the air pressure bag, at the moment, the first magnetic block and the second magnetic block are like magnetic blocks, so that the second magnetic block generates repulsive force, the punching column moves and presses the air pressure bag, the pressure of the air pressure bag and repulsive force between the first magnetic block and the second magnetic block jointly resist the movement of the bidirectional contraction rod, and the laminating rod is tightly contacted with the inside of the reserved pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848853.0A CN113494102B (en) | 2021-07-27 | 2021-07-27 | Tubular pile electric power construction pile length detection device based on magnetic induction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848853.0A CN113494102B (en) | 2021-07-27 | 2021-07-27 | Tubular pile electric power construction pile length detection device based on magnetic induction |
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| Publication Number | Publication Date |
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| CN113494102A CN113494102A (en) | 2021-10-12 |
| CN113494102B true CN113494102B (en) | 2023-08-18 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104911A (en) * | 1976-09-28 | 1978-08-08 | Schlumberger Technology Corporation | Methods and apparatus for determining the stuck point of a conduit in a borehole |
| JPH0489504A (en) * | 1990-07-31 | 1992-03-23 | Furukawa Electric Co Ltd:The | Measuring device of inner-pipeline length |
| CN104110045A (en) * | 2014-07-08 | 2014-10-22 | 浙江华展工程研究设计院有限公司 | Pipe pile perpendicularity tester |
| CN105971031A (en) * | 2016-06-22 | 2016-09-28 | 昆山市建设工程质量检测中心 | Magnetic-induction-based pile length detection device for tubular pile construction and detection method |
| CN206736987U (en) * | 2017-05-24 | 2017-12-12 | 江苏省建苑岩土工程勘测有限公司 | A kind of long detection device of more piece pile for prestressed pipe stake |
-
2021
- 2021-07-27 CN CN202110848853.0A patent/CN113494102B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104911A (en) * | 1976-09-28 | 1978-08-08 | Schlumberger Technology Corporation | Methods and apparatus for determining the stuck point of a conduit in a borehole |
| JPH0489504A (en) * | 1990-07-31 | 1992-03-23 | Furukawa Electric Co Ltd:The | Measuring device of inner-pipeline length |
| CN104110045A (en) * | 2014-07-08 | 2014-10-22 | 浙江华展工程研究设计院有限公司 | Pipe pile perpendicularity tester |
| CN105971031A (en) * | 2016-06-22 | 2016-09-28 | 昆山市建设工程质量检测中心 | Magnetic-induction-based pile length detection device for tubular pile construction and detection method |
| CN206736987U (en) * | 2017-05-24 | 2017-12-12 | 江苏省建苑岩土工程勘测有限公司 | A kind of long detection device of more piece pile for prestressed pipe stake |
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| CN113494102A (en) | 2021-10-12 |
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Effective date of registration: 20230720 Address after: No. 555, labor Road, Suzhou City, Jiangsu Province Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. SUZHOU BRANCH Address before: 101200 No. 213, suziyu, Dahuashan Town, Pinggu District, Beijing Applicant before: Wu Bobin |
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