CN220853541U - Detection device for pile diameter and pile body damage condition under water of small and medium-sized spans - Google Patents
Detection device for pile diameter and pile body damage condition under water of small and medium-sized spans Download PDFInfo
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- CN220853541U CN220853541U CN202322451929.3U CN202322451929U CN220853541U CN 220853541 U CN220853541 U CN 220853541U CN 202322451929 U CN202322451929 U CN 202322451929U CN 220853541 U CN220853541 U CN 220853541U
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000011897 real-time detection Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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Abstract
The utility model discloses a device for detecting the damage condition of a middle-small span underwater pile diameter and a pile body, which is characterized in that the device comprises a fixed ring assembly, a rotary ring assembly, a measuring sleeve assembly, a horizontal telescopic rod and a vertical telescopic rod; the fixed ring component surrounds and is fixed on the part above the water surface of the pile foundation; the rotary ring component is positioned at the part above the water surface of the pile foundation; the measuring sheath assembly is used for detecting the part below the water surface of the pile foundation. The utility model can realize automatic measurement of the underwater pile diameter and real-time detection of the damage condition of the pile body, does not need manual detection of the underwater, and has high detection precision and low cost; isolating the influence of the complex water environment on the detection precision by using a measurement sleeve assembly; measuring the diameter of the pile and the surface of the pile in an anhydrous environment by using a rebound measuring instrument and a camera; the rotary motion and the telescopic motion are utilized to realize the omnibearing detection of the pile body.
Description
Technical Field
The utility model relates to the field of bridge detection and maintenance, in particular to a device for detecting the diameter of a middle-small span underwater pile and the damage condition of a pile body.
Background
The pile foundation bearing capacity plays an important role in bridge stability, the diameter of the pile foundation serving as an important parameter of the pile foundation is always the key point of bridge detection, particularly the underwater part of the pile foundation is washed by long-time water flow, the surface material of the pile foundation is peeled off, and the pile body part is corroded by the water flow, so that the pile foundation bearing capacity is seriously affected. In order to monitor the bearing capacity change condition of the pile foundation, the detection of the surface damage condition of the pile surface and the diameter of the pile foundation is particularly important.
In the existing underwater pile foundation detection method, the traditional underwater exploration and other methods are easy to be influenced by the water environment when detecting the damage condition of the pile diameter and the pile foundation, the labor cost is consumed, the novel sonar or magnetic effect has higher requirements on professional literacy of operators, visual image information cannot be provided, and the detection requirement of the pile foundation in the complex underwater environment in engineering cannot be met, so that the existing detection technology has the problems of easy influence by the water environment, low precision and higher cost when detecting the damage condition of the pile diameter and the pile foundation surface under water.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model aims to provide a device for detecting the diameter of a small and medium-span underwater pile and the damage condition of a pile body.
The technical scheme for solving the technical problems is that the device for detecting the diameter of the underwater pile with the middle and small span and the damage condition of the pile body is provided and is characterized by comprising a fixed ring assembly, a rotating ring assembly, a measuring sleeve assembly, a horizontal telescopic rod and a vertical telescopic rod; the fixed ring component surrounds and is fixed on the part above the water surface of the pile foundation; the rotary ring component is positioned at the part above the water surface of the pile foundation; the measuring sleeve component is used for detecting the part below the water surface of the pile foundation;
The fixed ring assembly comprises two semicircular ring fixing pieces; the rotary ring assembly comprises two semicircular shells and two semicircular rotary pieces; the measuring sleeve assembly comprises a hemispherical sealing sleeve, a connector, a horizontal telescopic measuring rod, a camera, a rebound measuring instrument, an elastic sleeve opening, a camera connecting rod and a sealing connecting piece;
Two ends of the two semicircular fixing pieces are provided with fixing piece connectors; the fixing piece connectors at two ends of the two semicircular fixing pieces are respectively and correspondingly detachably fixedly connected, so that the two semicircular fixing pieces are circumferentially fixed on the outer surface of the pile foundation to form the circular fixing piece;
Two ends of the two semicircular shells are provided with shell connecting buckles; the shell connecting buckles at two ends of the two semicircular shells are respectively and correspondingly detachably fixedly connected to form a circular shell; the two ends of the two semicircular rotary parts are provided with rotary part connecting buckles; the rotary piece connecting buckles at two ends of the two semicircular rotary pieces are respectively and correspondingly detachably fixedly connected to form a circular rotary piece; the circular ring rotating piece is rotatably arranged in the circular ring shell;
A plurality of horizontal telescopic rods are arranged along the circumference of the outer side wall of the circular ring fixing piece; one end of each horizontal telescopic rod is fixed on the outer side wall of the circular ring fixing piece, and the other end of each horizontal telescopic rod is fixedly connected with the inner side wall of the circular ring shell;
The bottom surface of the circular ring rotating piece is provided with a plurality of vertical telescopic rods; one end of each vertical telescopic rod is fixed on the bottom surface of the circular ring rotating piece, and the other end of each vertical telescopic rod is fixedly connected with two hemispherical sealing sleeves through a joint;
The two hemispherical sealing sleeves are nested at the outer side of the pile foundation, elastic sleeve openings are arranged at the positions which are contacted with the pile foundation, and the other positions are connected in a sealing way through sealing connecting pieces to form a sealed spherical sealing sleeve; the two horizontal telescopic measuring rods are symmetrically arranged on two sides of the pile foundation and are positioned on the same horizontal line; one end of each horizontal telescopic measuring rod is fixed on the inner wall of each hemispherical sealing sleeve, and the other end of each horizontal telescopic measuring rod is provided with a rebound measuring instrument; the two rebound measuring instruments are matched to measure the diameter of the pile by a rebound method; at least one camera is arranged on the inner wall of the hemispherical sealing sleeve through a camera connecting rod connected with the camera and is used for shooting the surface image of the pile foundation in real time to obtain the surface damage condition of the pile foundation.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model can realize automatic measurement of the underwater pile diameter and real-time detection of the damage condition of the pile body, does not need manual detection of the underwater, and has high detection precision and low cost; isolating the influence of the complex water environment on the detection precision by using a measurement sleeve assembly; measuring the diameter of the pile and the surface of the pile in an anhydrous environment by using a rebound measuring instrument and a camera; the rotary motion and the telescopic motion are utilized to realize the omnibearing detection of the pile body.
(2) According to the utility model, the automatic measurement of the pile diameter in the underwater environment is realized through the rebound measuring instrument, the nondestructive high-precision measurement is realized, the manual water-supply measurement of a diver is not needed, the measurement precision is high, and the cost is low.
(3) According to the utility model, the damage condition of the surface of the pile foundation is observed in real time through the camera, so that the detection requirement of the pile foundation in the underwater environment in engineering is met.
(4) The utility model utilizes the measuring sleeve component to isolate the water body, avoids the influence of the underwater complex environment on the detection precision, and the elastic sleeve port adopts elastic materials, thereby being applicable to the detection of piles with different diameters and variable cross sections.
(5) According to the utility model, the measuring sleeve assembly is driven to rotate along the circumferential direction of the pile foundation by the rotary ring assembly, 360-degree detection in the same horizontal plane of the pile body is realized, the vertical telescopic rod is used for lifting the measuring sleeve assembly in the vertical direction, detection in the depth range of the whole pile body is realized, and no dead angle and omnibearing detection and surface observation of the pile diameter in the depth direction and the circumferential direction of the underwater pile foundation part are realized.
(6) The utility model carries the GPS localizer, can locate the detected pile diameter information and pile body image information, and can establish the pile diameter under water, pile surface image and specific position three-dimensional information.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present utility model;
FIG. 2 is a schematic top view of a stationary ring assembly and a rotating ring assembly of the present utility model;
FIG. 3 is a schematic front view of a measurement sleeve assembly of the present utility model;
FIG. 4 is a cross-sectional view of a measurement sleeve assembly of the present utility model.
In the figure, a fixed ring assembly 1, a rotary ring assembly 2, a measuring sleeve assembly 3, a pile foundation 4, a horizontal telescopic rod 5 and a vertical telescopic rod 6;
A semicircular fixing piece 11, a buffer pad 12, a fixing piece connector 13 and a threaded fastener 14;
A semicircular shell 21, a semicircular rotating piece 22, a shell connecting buckle 23 and a rotating piece connecting buckle 24;
Hemispherical seal 31, joint 32, horizontal telescopic measuring rod 33, camera 34, rebound measuring instrument 35, elastic sleeve 36, camera connecting rod 37 and sealing connection piece 38.
Detailed Description
Specific examples of the present utility model are given below. The specific examples are provided only for further details of the present utility model and do not limit the scope of the claims.
The utility model provides a device for detecting the damage condition of a middle-small span underwater pile diameter and a pile body (simply referred to as a device), which is characterized by comprising a fixed ring assembly 1, a rotary ring assembly 2, a measuring sleeve assembly 3, a horizontal telescopic rod 5 and a vertical telescopic rod 6; the fixed ring assembly 1 surrounds the part above the water surface of the pile foundation 4; the part of the rotary ring assembly 2 above the water surface of the pile foundation 4; the measuring sleeve assembly 3 is used for detecting the part below the water surface of the pile foundation 4;
The fixed ring assembly 1 comprises two semicircular ring fixing pieces 11; the rotary ring assembly 2 comprises two semicircular shells 21 and two semicircular rotary pieces 22; the measuring sleeve assembly 3 comprises a hemispherical sealing sleeve 31, a joint 32, a horizontal telescopic measuring rod 33, a camera 34, a rebound measuring instrument 35, an elastic sleeve opening 36, a camera connecting rod 37 and a sealing connecting piece 38;
Two ends of the two semicircular fixing pieces 11 are provided with fixing piece connectors 13; the fixing piece connectors 13 at two ends of the two semicircular fixing pieces 11 are respectively and correspondingly detachably fixedly connected through threaded fasteners 14 (namely, the fixing piece connector 13 at one end of one semicircular fixing piece 11 is detachably and fixedly connected with the fixing piece connector 13 at one end of the other semicircular fixing piece 11 through the threaded fasteners 14, and the fixing piece connector 13 at the other end of the one semicircular fixing piece 11 is detachably and fixedly connected with the fixing piece connector 13 at the other end of the other semicircular fixing piece 11 through the threaded fasteners 14), so that the two semicircular fixing pieces 11 are circumferentially fixed on the outer surface of the pile foundation 4 to form a circular fixing piece;
Two ends of the two semicircular shells 21 are provided with shell connecting buckles 23; the shell connecting buckles 23 at two ends of the two semicircular shells 21 are respectively and correspondingly detachably fixedly connected (namely, the shell connecting buckle 23 at one end of one semicircular shell 21 is detachably and fixedly connected with the shell connecting buckle 23 at one end of the other semicircular shell 21, and the shell connecting buckle 23 at the other end of the one semicircular shell 21 is detachably and fixedly connected with the shell connecting buckle 23 at the other end of the other semicircular shell 21) to form a circular shell; both ends of the two semicircular rotary pieces 22 are provided with rotary piece connecting buckles 24; the rotating member connecting buckles 24 at two ends of the two semicircular rotating members 22 are respectively and correspondingly detachably fixedly connected (namely, the rotating member connecting buckle 24 at one end of one semicircular rotating member 22 is detachably and fixedly connected with the rotating member connecting buckle 24 at one end of the other semicircular rotating member 22, and the rotating member connecting buckle 24 at the other end of the one semicircular rotating member 22 is detachably and fixedly connected with the rotating member connecting buckle 24 at the other end of the other semicircular rotating member 22) to form a circular rotating member; the circular ring rotating piece is rotatably arranged in the circular ring shell;
A plurality of horizontal telescopic rods 5 are arranged along the circumferential direction of the outer side wall of the circular ring fixing piece; one end of each horizontal telescopic rod 5 is fixed on the outer side wall of the circular ring fixing piece, and the other end of each horizontal telescopic rod is fixedly connected with the inner side wall of the circular ring shell;
the bottom surface of the circular ring rotating piece is provided with a plurality of vertical telescopic rods 6; one end of each vertical telescopic rod 6 is fixed on the bottom surface of the circular ring rotating piece, and the other end is fixedly connected with two hemispherical sealing sleeves 31 through a joint 32;
The two hemispherical sealing sleeves 31 are nested at the outer side of the pile foundation 4, elastic sleeve openings 36 are arranged at positions contacted with the pile foundation 4, and the other positions are in sealing connection through sealing connecting pieces 38 to form sealed spherical sealing sleeves, so that sealing measurement of the pile foundations 4 with different pile diameters is realized; the two horizontal telescopic measuring rods 33 are symmetrically arranged on two sides of the pile foundation 4 and positioned on the same horizontal straight line; one end of each horizontal telescopic measuring rod 33 is fixed on the inner wall of each hemispherical sealing sleeve 31, and the other end is provided with a rebound measuring instrument 35; two rebound gauges 35 cooperate to measure pile diameter by rebound; at least one camera 34 is arranged on the inner wall of the hemispherical sealing sleeve 31 through a camera connecting rod 37 connected with the camera 34 and is used for shooting the surface image of the pile foundation 4 in real time to obtain the surface damage condition of the pile foundation 4.
Preferably, the position of each semicircular ring fixing piece 11 contacted with the pile foundation 4 is provided with a buffer pad 12; when the fixed ring assembly 1 surrounds the pile foundation 4, the buffer pad 12 is tightly attached to the surface of the pile foundation 4, so that a buffer effect is achieved, and the semicircular fixing piece 11 is prevented from damaging the surface of the pile foundation 4. The cushion pad 12 is made of rubber.
Preferably, the plurality of horizontal telescopic rods 5 are positioned on the same horizontal plane and are uniformly arranged along the circumferential direction of the outer side walls of the two semicircular ring fixing pieces 11.
Preferably, the plurality of vertical telescopic rods 6 are positioned on the same cylindrical surface and are uniformly arranged on the bottom surface of the circular ring rotating member. In this embodiment, the number of the vertical telescopic rods 6 is 4, and the adjacent vertical telescopic rods 6 are spaced by 90 °.
Preferably, all of the joints 32 lie in the same horizontal plane.
Preferably, the camera connecting rod 37 can be a telescopic rod; considering the photographing range of the camera 34, the camera 34 may employ a plurality of cameras.
Preferably, the elastic sleeve opening 36 is made of elastic rubber, and the size of the elastic sleeve opening can be changed according to the size of the pile diameter, so that the elastic sleeve opening is tightly attached to the surface of the pile foundation 4 and is isolated from liquid.
Preferably, the sealing connection member 38 adopts an airtight waterproof zipper structure, and is composed of a plurality of tooth clamping grooves which are staggered, so that the sealing connection member 38 is tightly connected by sequentially clamping teeth into the clamping grooves to play a waterproof role, and the surface of the sealing connection member 38 is covered with a waterproof material coating, so that the waterproof function of the sealing connection member is further enhanced, and the sealing connection member is convenient for underwater environment operation.
Preferably, a GPS locator is arranged in the measuring sleeve assembly 3, and the detection position of the measuring sleeve assembly 3 can be fed back in real time.
The working principle and the working flow of the utility model are as follows:
(1) The inner surfaces of the two semicircular fixing pieces 11 are attached to the surface of the pile foundation 4, and then are assembled into a fixed ring assembly 1 through a threaded fastener 14, and are fixed on the pile foundation 4 in a surrounding manner, and are positioned at the part above the water surface of the pile foundation 4;
Simultaneously, the two semicircular shells 21 form a circular shell through the shell connecting buckles 23, and the two semicircular rotating pieces 22 form a circular rotating piece through the rotating piece connecting buckles 24; the circular ring rotating piece is rotatably arranged in the circular ring shell to form a rotating ring assembly 2; the part of the rotary ring assembly 2 above the water surface of the pile foundation 4;
Simultaneously, two hemispherical sealing sleeves 31 are nested at the outer side of the pile foundation 4, and a sealed measuring sleeve assembly 3 is formed through an elastic sleeve opening 36 and a sealing connecting piece 38; when in use, the elastic sleeve opening 36 is tightly clamped on the surface of the pile foundation 4 and is tightly attached to the pile foundation 4, so that water is prevented from entering the hemispherical sealing sleeve 31, and the size of the elastic sleeve opening 36 can elastically stretch along with the diameter change of the pile; at this time, the measuring sleeve component 3 is positioned at the part above the water surface of the pile foundation 4;
(2) Extending a vertical telescopic rod 6 along the vertical direction, and lowering the measuring sleeve assembly 3 to the underwater measuring position of the pile foundation 4;
(3) Controlling the length of the horizontal telescopic measuring rod 33, applying an acting force to enable the rebound measuring instrument 35 to bounce the surface of the pile foundation 4 to obtain a rebound value and the acting force, and calculating the diameter size of the pile by a rebound method, thereby belonging to the prior art;
The length of the camera connecting rod 37 is controlled, the observation position of the camera 34 is further controlled to be enlarged or reduced, meanwhile, the rotation of the circular ring rotating piece along the circular ring shell is controlled, the circumferential shooting of the pile foundation 4 with the same horizontal height is completed, an image signal is transmitted to the calculator, and the pile body damage condition with the horizontal height is obtained, so that the method belongs to the prior art;
(4) And (3) controlling the vertical telescopic rod 6 to stretch out and draw back, repeating the measuring process of the step (3), and obtaining the pile diameter size and the pile body damage condition of the pile foundations 4 with different horizontal heights (namely depths), thereby finishing the pile diameter and the pile body damage condition detection of the whole pile body.
The utility model is applicable to the prior art where it is not described.
Claims (10)
1. The device for detecting the damage condition of the underwater pile diameter and pile body of the middle and small span is characterized by comprising a fixed ring assembly (1), a rotary ring assembly (2), a measuring sleeve assembly (3), a horizontal telescopic rod (5) and a vertical telescopic rod (6); the fixed ring component (1) surrounds and is fixed on the part above the water surface of the pile foundation (4); the rotary ring assembly (2) is positioned at a part above the water surface of the pile foundation (4); the measuring sleeve assembly (3) is used for detecting the part below the water surface of the pile foundation (4);
The fixed ring assembly (1) comprises two semicircular ring fixing pieces (11); the rotary ring assembly (2) comprises two semicircular shells (21) and two semicircular rotary pieces (22); the measuring sleeve assembly (3) comprises a hemispherical sealing sleeve (31), a joint (32), a horizontal telescopic measuring rod (33), a camera (34), a rebound measuring instrument (35), an elastic sleeve opening (36), a camera connecting rod (37) and a sealing connecting piece (38);
Two ends of the two semicircular fixing pieces (11) are provided with fixing piece connectors (13); the fixing piece connectors (13) at two ends of the two semicircular fixing pieces (11) are respectively and correspondingly detachably fixedly connected, so that the two semicircular fixing pieces (11) are circumferentially fixed on the outer surface of the pile foundation (4) to form the circular fixing piece;
Two ends of the two semicircular shells (21) are provided with shell connecting buckles (23); the shell connecting buckles (23) at two ends of the two semicircular shells (21) are respectively and correspondingly detachably fixedly connected to form a circular shell; two ends of the two semicircular rotary pieces (22) are provided with rotary piece connecting buckles (24); the rotary piece connecting buckles (24) at two ends of the two semicircular rotary pieces (22) are respectively and correspondingly detachably fixedly connected to form a circular rotary piece; the circular ring rotating piece is rotatably arranged in the circular ring shell;
A plurality of horizontal telescopic rods (5) are arranged along the circumference of the outer side wall of the circular ring fixing piece; one end of each horizontal telescopic rod (5) is fixed on the outer side wall of the circular ring fixing piece, and the other end of each horizontal telescopic rod is fixedly connected with the inner side wall of the circular ring shell;
The bottom surface of the circular ring rotating piece is provided with a plurality of vertical telescopic rods (6); one end of each vertical telescopic rod (6) is fixed on the bottom surface of the circular ring rotating piece, and the other end is fixedly connected with two hemispherical sealing sleeves (31) through a joint (32);
The two hemispherical sealing sleeves (31) are nested at the outer side of the pile foundation (4), elastic sleeve openings (36) are arranged at positions contacted with the pile foundation (4), and the other positions are connected in a sealing way through sealing connecting pieces (38) to form a sealed spherical sealing sleeve; the two horizontal telescopic measuring rods (33) are symmetrically arranged on two sides of the pile foundation (4) and positioned on the same horizontal straight line; one end of each horizontal telescopic measuring rod (33) is fixed on the inner wall of each hemispherical sealing sleeve (31), and the other end of each horizontal telescopic measuring rod is provided with a rebound measuring instrument (35); two rebound measuring instruments (35) are matched to measure the diameter of the pile by a rebound method; at least one camera (34) is arranged on the inner wall of the hemispherical sealing sleeve (31) through a camera connecting rod (37) connected with the camera and is used for shooting the surface image of the pile foundation (4) in real time to obtain the surface damage condition of the pile foundation.
2. The device for detecting the damage of the underwater pile diameter and pile body with the medium and small span according to claim 1, wherein the fixing piece connectors (13) at the two ends of the two semicircular fixing pieces (11) are respectively and correspondingly detachably fixedly connected through the threaded fasteners (14).
3. The device for detecting the damage of the middle-small-span underwater pile diameter and pile body according to claim 1, wherein the position of each semicircular fixing piece (11) contacted with the pile foundation (4) is provided with a buffer pad (12).
4. The device for detecting the damage of the underwater pile diameter and pile body with the medium and small span according to claim 3, wherein the cushion pad (12) is made of rubber.
5. The device for detecting the damage condition of the middle-small span underwater pile diameter and pile body according to claim 1, wherein the plurality of horizontal telescopic rods (5) are positioned on the same horizontal plane and are uniformly arranged along the circumferential direction of the outer side walls of the two semicircular ring fixing pieces (11).
6. The device for detecting the damage condition of the underwater pile diameter and pile body with the medium and small span according to claim 1, wherein a plurality of vertical telescopic rods (6) are positioned on the same cylindrical surface and are uniformly arranged on the bottom surface of the circular ring rotating member.
7. The device for detecting the damage of the underwater pile diameter and the pile body with the medium and small span according to claim 1, wherein all the joints (32) are positioned in the same horizontal plane.
8. The device for detecting the damage of the middle-small span underwater pile diameter and the pile body according to claim 1, wherein the camera connecting rod (37) adopts a telescopic rod; elastic rubber is adopted as the material of the elastic sleeve opening (36).
9. The device for detecting the damage of the pile diameter and the pile body under the middle and small span water according to claim 1, wherein the sealing connecting piece (38) adopts an airtight waterproof zipper structure.
10. The device for detecting the damage condition of the middle-small span underwater pile diameter and pile body according to claim 1, wherein a GPS (global positioning system) locator is arranged in the measuring sleeve assembly (3) and is used for feeding back the detection position of the measuring sleeve assembly (3) in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451929.3U CN220853541U (en) | 2023-09-11 | 2023-09-11 | Detection device for pile diameter and pile body damage condition under water of small and medium-sized spans |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451929.3U CN220853541U (en) | 2023-09-11 | 2023-09-11 | Detection device for pile diameter and pile body damage condition under water of small and medium-sized spans |
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| Publication Number | Publication Date |
|---|---|
| CN220853541U true CN220853541U (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322451929.3U Active CN220853541U (en) | 2023-09-11 | 2023-09-11 | Detection device for pile diameter and pile body damage condition under water of small and medium-sized spans |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220853541U (en) |
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2023
- 2023-09-11 CN CN202322451929.3U patent/CN220853541U/en active Active
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