Pile foundation detection device capable of improving detection efficiency

Abstract

The invention discloses a pile foundation detection device for improving detection efficiency, which comprises a ring seat and a detection structure, the detection structure is arranged on the ring seat, the detection structure further comprises a pile foundation detection unit, a lifting unit and an impact unit, the pile foundation detection unit is arranged on the inner side of the ring seat, the lifting unit is arranged on the outer side of the ring seat, and the impact unit is arranged on the ring seat. And the impact unit is arranged on the pile foundation detection unit. The invention belongs to the technical field of pile foundation detection equipment, particularly relates to a pile foundation detection device capable of improving the detection efficiency, and effectively solves the problems that most of pile foundation detection devices are formed by bonding single-group sensors to the upper part of a foundation pile through a coupling agent, multiple times of bonding through the coupling agent are needed, the detection efficiency is low, the detection time is long, and the project progress is influenced.

Description

Technical Field

[0001] The present invention belongs to the technical field of pile foundation testing equipment, and specifically refers to a pile foundation testing device that improves the testing efficiency. Background Art

[0002] The testing methods for building pile foundations generally include single-pile vertical compressive static load test, single-pile vertical tensile static load test, single-pile horizontal static load test, core drilling method, low-strain method, high-strain method, and acoustic wave transmission method. And the building pile foundation testing device is a device used to detect the quality and safety of building pile foundations. The acoustic wave transmission method detects the quality of the pile foundation by detecting parameters such as the acoustic wave propagation speed, vibration condition, and strain of the pile foundation.

[0003] However, most of the existing pile foundation testing devices are that a single set of sensors are bonded to the top of the foundation pile through a coupling agent, which requires multiple adhesions through the coupling agent, resulting in low testing efficiency, long testing time, and affecting the project progress. Summary of the Invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a pile foundation testing device that improves the testing efficiency, effectively solving the problem that most of the pile foundation testing devices are that a single set of sensors are bonded to the top of the foundation pile through a coupling agent, which requires multiple adhesions through the coupling agent, resulting in low testing efficiency, long testing time, and affecting the project progress.

[0005] The technical solution adopted by the present invention is as follows: A pile foundation testing device that improves the testing efficiency proposed by the present invention includes a ring seat and a testing structure. The testing structure is arranged on the ring seat. The testing structure further includes a pile foundation testing unit, a lifting unit, and an impact unit. The pile foundation testing unit is arranged inside the ring seat. The lifting unit is arranged outside the ring seat. The pile foundation testing unit is used to adjust the lifting height of the lifting unit. The impact unit is arranged on the pile foundation testing unit. The impact unit is used to cooperate with the pile foundation testing unit for testing.

[0006] The pile foundation testing unit further includes a track, a sliding seat, a base, and an acoustic wave sensor. The track is fixedly arranged inside the ring seat and arranged at intervals of 120 degrees. The sliding seat slides on the track. The base is fixedly arranged at the bottom of the sliding seat. The support spring is fixedly arranged at the bottom of the base. The acoustic wave sensor is fixedly arranged at the bottom of the support spring. The sensing wire passes through the long bolt and the wire hole on the base and is electrically connected to the acoustic wave sensor. The sensing bus is electrically connected to one end of the three sensing wires. The testing control device is plugged into the plug of the sensing bus.

[0007] Preferably, the lifting unit further includes a first telescopic column, a second telescopic column, a fixed seat and a lifting rod. The first telescopic column is fixedly arranged outside the ring seat, with four groups spaced 90 degrees apart. The second telescopic column is slidably inserted into the first telescopic column. The fixed seat is fixedly arranged at the front end of the second telescopic column. The lifting rod is slidably arranged through the fixed seat.

[0008] To achieve the purpose of stable impact, the impact unit further includes a limit tube and an impact hammer. The limit tube is fixedly arranged on the track. The impact hammer is slid downward from above the limit tube.

[0009] Further, the long bolt passes through the sliding seat and is threadedly arranged on the base. The sliding seat is arranged in a square frame and is made of an elastic memory metal material. The long bolt is used to squeeze and fix the position of the sliding seat on the track.

[0010] To better achieve the effect of adjusting the position, a rectangular chute is provided through the middle of the track. A wire hole is provided through the middle of the long bolt. A wire hole is provided through the middle of the base and a threaded hole is provided at the top. The wire holes provided on the base and the long bolt are on the same vertical line.

[0011] To achieve the purpose of improving the detection efficiency faster, three groups of acoustic wave sensors are provided below the track at intervals of 120 degrees. The equipment model of the acoustic wave sensors is HS - BXGP50M.

[0012] To achieve the effect of adjusting and fixing, the first bolt is threadedly arranged through the outer wall of the second telescopic column, the second bolt is threadedly arranged through the outer wall of the fixed seat, and the support seat is fixedly arranged at the bottom of the lifting rod.

[0013] The beneficial effects obtained by the present invention with the above structure are as follows: A pile foundation detection device for improving the detection efficiency proposed by this solution adjusts the height of the detection structure as a whole through the lifting unit, so as to support the three groups of acoustic wave sensors on the detection structure above the pile foundation, improve the fixing efficiency, and control the detection control equipment to perform efficient detection on the pile foundation. Brief Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of a pile foundation detection device for improving the detection efficiency proposed by the present invention;

[0015] Figure 2 It is a schematic diagram of the overall structure of a pile foundation detection device for improving the detection efficiency proposed by the present invention;

[0016] Figure 3 It is a schematic diagram of the overall structure of a pile foundation detection device for improving the detection efficiency proposed by the present invention;

[0017] Figure 4The overall structural schematic diagram of a pile foundation detection device for improving detection efficiency proposed by the present invention.

[0018] Among them, 1. Ring seat, 2. Detection structure, 3. Pile foundation detection unit, 4. Lifting unit, 5. Impact unit, 6. Track, 7. Sliding seat, 8. Base, 9. Long bolt, 10. Support spring, 11. Acoustic wave sensor, 12. Sensing wire, 13. Sensing bus, 14. Detection control device, 15. Telescopic column 1, 16. Telescopic column 2, 17. Bolt 1, 18. Fixed seat, 19. Lifting rod, 20. Bolt 2, 21. Support seat, 22. Limit tube, 23. Impact hammer.

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] As Figure 1 、 Figure 2 and Figure 4 shown, a pile foundation detection device for improving detection efficiency proposed by the present invention includes a ring seat 1 and a detection structure 2. The detection structure 2 is arranged on the ring seat 1. The detection structure 2 further includes a pile foundation detection unit 3, a lifting unit 4 and an impact unit 5. The pile foundation detection unit 3 is arranged inside the ring seat 1, the lifting unit 4 is arranged outside the ring seat 1. The pile foundation detection unit 3 is used to adjust the lifting height of the lifting unit 4. The impact unit 5 is arranged on the pile foundation detection unit 3, and the impact unit 5 is used to cooperate with the pile foundation detection unit 3 for detection;

[0022] The pile foundation detection unit 3 further includes a track 6, a sliding seat 7, a base 8, and a sonic sensor 11. The track 6 is fixedly arranged inside the ring seat 1 and is spaced 120 degrees apart. A rectangular chute is provided through the middle of the track 6. The sliding seat 7 is slidably arranged on the track 6. The base 8 is fixedly arranged at the bottom of the sliding seat 7. The support spring 10 is fixedly arranged at the bottom of the base 8. The sonic sensor 11 is fixedly arranged at the bottom of the support spring 10. Three groups of sonic sensors 11 are provided below the track 6 and each group is spaced 120 degrees apart. The equipment model of the sonic sensor 11 is HS - BXGP50M. The sensing wire 12 passes through the long bolt 9 and the wire hole on the base 8 and is electrically connected to the sonic sensor 11. The sensing bus 13 is electrically connected to one end of the three groups of sensing wires 12. The detection control device 14 is plugged into the plug of the sensing bus 13.

[0023] As Figure 1 and Figure 4 shown, the lifting unit 4 further includes a telescopic column one 15, a telescopic column two 16, a fixed seat 18, and a lifting rod 19. The telescopic column one 15 is fixedly arranged outside the ring seat 1, with four groups provided and each group spaced 90 degrees apart. The telescopic column two 16 is slidably inserted into the telescopic column one 15. The fixed seat 18 is fixedly arranged at the front end of the telescopic column two 16. The lifting rod 19 is slidably arranged through the fixed seat 18.

[0024] As Figure 1 , Figure 2 and Figure 3 shown, the impact unit 5 further includes a limit tube 22 and an impact hammer 23. The limit tube 22 is fixedly arranged on the track 6. The impact hammer 23 is slid downward from above the limit tube 22.

[0025] As Figure 2 and Figure 4 shown, the long bolt 9 passes through the sliding seat 7 and is threaded on the base 8. A wire hole is provided through the middle of the long bolt 9. A wire hole is provided through the middle of the base 8 and a threaded hole is provided at the top. The wire holes provided on the base 8 and the long bolt 9 are on the same vertical line. The sliding seat 7 is arranged in a square frame. The sliding seat 7 is made of an elastic memory metal material. The long bolt 9 is used to squeeze and fix the position of the sliding seat 7 on the track 6.

[0026] As Figure 1 and Figure 4 shown, the bolt one 17 is threaded through the outer wall of the telescopic column two 16. The bolt two 20 is threaded through the outer wall of the fixed seat 18. The support seat 21 is fixedly arranged at the bottom of the lifting rod 19.

[0027] During specific use, first support the second bolt 20 on the lifting rod 19 on the ground outside the pile foundation. Then loosen the long bolt 9 from the base 8. At this time, the sliding seat 7 elastically returns to its original state, and at this time, the sliding seat 7 can slide on the track 6. Slide and adjust it to two-thirds of the distance from the center to the edge of the pile foundation surface. Then screw the long bolt 9 onto the base 8, thereby squeezing the sliding seat 7 to deform and fix it on the track 6. Then loosen the second bolt 20 from the fixed seat 18, so that the fixed seat 18 slides downward on the lifting rod 19, so that the acoustic wave sensor 11 is supported on the pile foundation surface. Then screw the second bolt 20 on the fixed seat 18 to squeeze the lifting rod 19, thereby fixing the fixed seat 18 on the lifting rod 19. Then insert the plug on the sensing bus 13 into the detection control device 14. Then turn on the detection control device 14 to set parameters. After setting the test parameters, place the impact hammer 23 in the top hole of the limit tube 22, and let the impact hammer 23 fall freely. At this time, the impact hammer 23 freely falls through the hole in the limit tube 22 and impacts on the middle position of the pile foundation, thereby completing the detection of various indicators at one time, thus improving the detection efficiency and accelerating the project progress. The above is the use process of the pile foundation detection device for improving the detection efficiency.

[0028] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

[0030] The above describes the present invention and its embodiments. This description is not restrictive. What is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and design similar structural modes and embodiments without creative efforts without departing from the purpose of the present invention, they shall fall within the protection scope of the present invention.

Claims

1. A pile foundation detection device for improving detection efficiency, characterized in that: It includes a ring base (1) and a detection structure (2). The detection structure (2) is arranged on the ring base (1). The detection structure (2) further includes a pile foundation detection unit (3), a lifting unit (4) and an impact unit (5). The pile foundation detection unit (3) is arranged inside the ring base (1). The lifting unit (4) is arranged outside the ring base (1). The impact unit (5) is arranged on the pile foundation detection unit (3). The pile foundation detection unit (3) further includes a track (6), a sliding seat (7), a base (8) and a sonic sensor (11). The track (6) is fixedly arranged inside the ring base (1) and arranged at an interval of 120 degrees. The sliding seat (7) slides on the track (6). The base (8) is fixedly arranged at the bottom of the sliding seat (7). The support spring (10) is fixedly arranged at the bottom of the base (8). The sonic sensor (11) is fixedly arranged at the bottom of the support spring (10). The sensing wire (12) penetrates through the long bolt (9) and the wire hole on the base (8) and is electrically connected to the sonic sensor (11). The sensing bus line (13) is electrically connected to one end of the three groups of sensing wires (12). The detection control device (14) is plugged into the plug of the sensing bus line (13).

2. The pile foundation detection device for improving detection efficiency according to claim 1, characterized in that: The lifting unit (4) further includes a telescopic column one (15), a telescopic column two (16), a fixed seat (18) and a lifting rod (19). The telescopic column one (15) is fixedly arranged outside the ring base (1), with four groups arranged at an interval of 90 degrees each. The telescopic column two (16) is slidably inserted into the telescopic column one (15). The fixed seat (18) is fixedly arranged at the front end of the telescopic column two (16). The lifting rod (19) is slidably arranged through the fixed seat (18).

3. A pile foundation detection device for improving detection efficiency according to claim 2, characterized in that: The impact unit (5) further includes a limit tube (22) and an impact hammer (23). The limit tube (22) is fixedly arranged on the track (6). The impact hammer (23) is slidably arranged downward from above the limit tube (22).

4. A pile foundation detection device for improving detection efficiency according to claim 3, characterized in that: The long bolt (9) penetrates through the sliding seat (7) and is threaded on the base (8). The sliding seat (7) is arranged in a square frame and is made of an elastic memory metal material.

5. The pile foundation detection device for improving detection efficiency according to claim 4, characterized in that: A rectangular chute is penetrated through the middle of the track (6). A wire hole is penetrated through the middle of the long bolt (9). A wire hole is penetrated through the middle of the base (8) and a threaded hole is arranged at the top. The wire holes arranged on the base (8) and the long bolt (9) are on the same vertical line.

6. The pile foundation detection device for improving detection efficiency according to claim 5, wherein: Three groups of sonic sensors (11) are arranged below the track (6) at an interval of 120 degrees each. The equipment model of the sonic sensor (11) is HS - BXGP50M.

7. The pile foundation detection device for improving detection efficiency according to claim 6, characterized in that: The bolt one (17) is threaded through the outer wall of the telescopic column two (16). The bolt two (20) is threaded through the outer wall of the fixed seat (18). The support seat (21) is fixedly arranged at the bottom of the lifting rod (19).

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