CN218974266U

CN218974266U - Bridge underwater pile foundation crack detection device suitable for different detection heights

Info

Publication number: CN218974266U
Application number: CN202222205433.3U
Authority: CN
Inventors: 李明; 路璐; 李�昊; 张晖
Original assignee: JSTI Group Co Ltd
Current assignee: JSTI Group Co Ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-05-05
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a bridge underwater pile foundation crack detection device which can adapt to different detection heights, and the device comprises an L-shaped plate and a crack detector, wherein the crack detector is fixedly connected to the lower end of the L-shaped plate, a sounding probe is connected to the crack detector through a sounding pipe, a sliding groove is formed in the side wall of the L-shaped plate, a first screw is rotationally connected to the inner wall of the sliding groove, a sliding block is connected to the side wall of the first screw in a threaded manner, the side wall of the sliding block is in sliding connection with the inner wall of the sliding groove, the side wall of the sliding block is fixedly connected with the side wall of the sounding probe, a through groove is formed in the top of the L-shaped plate, a sliding plate is connected to the inner wall of the through groove in a sliding manner, and a plurality of first guide wheels are arranged on the side wall of the sliding plate. According to the utility model, the first screw rod and the sliding block are arranged, and the sliding block drives the sounding probe to move downwards to detect different height positions of the pile foundation by rotating the first screw rod, so that the sounding probe does not need to move manually, and the danger in manual operation is reduced.

Description

Bridge underwater pile foundation crack detection device suitable for different detection heights

Technical Field

The utility model relates to the technical field of bridge underwater pile foundation detection, in particular to a bridge underwater pile foundation crack detection device which can adapt to different detection heights.

Background

The underwater pile foundation of the bridge plays a role in supporting bridge structures, so that the quality of the pile foundation is an important guarantee for ensuring the use safety of the bridge, and the bridge needs to be detected at irregular intervals in the use process.

In the utility model patent of ' 202021969135.6 ', the crack detection device for the bridge underwater pile foundation ' is characterized in that the winding swivel is rotated to enable the outside sound detection tube to be freely wound and unwound, so that the winding and unwinding length of the sound detection probe at one end of the sound detection tube is not limited, the sound detection probe is applicable to crack detection of the bridge underwater pile foundation with different heights, and certain defects are present in the scheme:

1. the detection of the acoustic probe to the pile foundation at different height positions is realized by manually driving the acoustic probe to move, so that the acoustic probe has certain danger when being manually detected at a high place;

2. one end of the sound measuring tube is connected with the crack detector, so that when the winding swivel rotates to collect the sound measuring tube, the part, connected with the crack detector, of the sound measuring tube can be rotated to collect the sound measuring tube, but the sound measuring tube of the part does not play a role in prolonging the height of the sound measuring probe, the using length of the sound measuring tube is further increased, and the using cost is increased.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a bridge underwater pile foundation crack detection device which can adapt to different detection heights.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an adaptable bridge pile foundation crack detection device under water of different detection heights, includes L template and crack detector, crack detector fixed connection is at L template lower extreme, be connected with the sounding probe through the sounding pipe on the crack detector, the spout has been seted up to L template lateral wall, spout inner wall rotates and is connected with first lead screw, first lead screw lateral wall threaded connection has the slider, slider lateral wall and spout inner wall sliding connection, slider lateral wall and sounding probe lateral wall fixed connection, logical groove has been seted up at L template top, logical inslot inner wall sliding connection has the slide, a plurality of first leading wheels are installed to the slide lateral wall, a plurality of second leading wheels are installed to the inner wall that logical groove is close to first leading wheel, the sounding pipe is alternately in proper order through second leading wheel and first leading wheel and sounding probe connection, be equipped with the pivoted actuating mechanism of drive first lead screw on the L template.

Preferably, the inner wall of the through groove is rotationally connected with a second screw rod, and the side wall of the second screw rod is in threaded connection with the side wall of the sliding plate.

Preferably, the driving mechanism comprises a cross rod rotatably connected above the inner wall of the chute, one end of the cross rod is fixedly connected with a first bevel gear, and the side wall of the first screw rod is fixedly connected with a second bevel gear meshed with the first bevel gear.

Preferably, the side wall of the L-shaped plate is fixedly connected with a motor through a bracket, the movable end of the motor is fixedly connected with one end of the second screw rod, and a transmission mechanism for driving the cross rod to rotate is arranged on the motor.

Preferably, the transmission mechanism comprises a first gear fixedly connected to the side wall of the movable shaft of the motor, one end, far away from the first bevel gear, of the cross rod penetrates through the side wall of the L-shaped plate and is fixedly connected with a second gear, and the first gear is meshed with the second gear.

Preferably, the side wall of the crack detector is fixedly connected with a fixing plate, and the side wall of the sounding pipe is fixedly connected with the side wall of the fixing plate.

The utility model has the following beneficial effects:

1. through setting up first lead screw and slider, first lead screw rotates and makes the slider drive sound probe and moves down and detect the different high position of pile foundation for the removal of sound probe does not need the manual movement, reduces the danger when manual operation.

2. Through setting up slide, first leading wheel and second leading wheel, set up second leading wheel and first leading wheel and twine the sounding pipe for when collecting or unclamping the sounding pipe, and sounding pipe lateral wall and fixed plate lateral wall fixed connection, make at this moment only with sounding pipe removal of sounding probe junction, can not drive the sounding pipe of junction with crack detector and remove, make junction between sounding pipe and the crack detector not need overlength, reduce use cost.

Drawings

FIG. 1 is a schematic structural diagram of a device for detecting cracks of an underwater pile foundation of a bridge, which is suitable for different detection heights;

FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;

fig. 3 is a schematic side view of the transmission mechanism of fig. 2.

In the figure: 1. an L-shaped plate; 2. a crack detector; 3. a sounding probe; 4. a sound tube; 5. a chute; 6. a first lead screw; 7. a slide block; 8. a through groove; 9. a second lead screw; 10. a slide plate; 11. a first guide wheel; 12. a second guide wheel; 13. a fixing plate; 14. a motor; 15. a cross bar; 16. a first bevel gear; 17. a second bevel gear; 18. a first gear; 19. and a second gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an underwater pile foundation crack detection device for bridges with different detection heights comprises an L-shaped plate 1 and a crack detector 2, wherein the crack detector 2 is fixedly connected to the lower end of the L-shaped plate 1, and a sounding probe 3 is connected to the crack detector 2 through a sounding pipe 4. It is to be noted that information for detecting pile foundation cracks can be transmitted to the crack detector 2 through the sounding probe 3 and the sounding pipe 4, and the utility model patent with application number of 202021969135.6 is disclosed in the 'underwater pile foundation crack detection device for bridges', and is in the prior art.

The spout 5 has been seted up to L template 1 lateral wall, spout 5 inner wall rotation is connected with first lead screw 6, first lead screw 6 lateral wall threaded connection has slider 7, slider 7 lateral wall and spout 5 inner wall sliding connection, slider 7 lateral wall and sounding probe 3 lateral wall fixed connection, logical groove 8 has been seted up at L template 1 top, logical groove 8 inner wall sliding connection has slide 10, a plurality of first leading wheels 11 are installed to slide 10 lateral wall, logical groove 8 is close to the inner wall of first leading wheel 11 and installs a plurality of second leading wheels 12, sounding pipe 4 is the staggered nature in proper order through second leading wheel 12 and first leading wheel 11 and sounding probe 3 are connected, thereby collect sounding pipe 4 through second leading wheel 12 and first leading wheel 11, can adjust sounding pipe 4's length on the sounding probe 3.

The inner wall of the through groove 8 is rotationally connected with a second lead screw 9, and the side wall of the second lead screw 9 is in threaded connection with the side wall of the slide plate 10.

The L-shaped plate 1 is provided with a driving mechanism for driving the first lead screw 6 to rotate, the driving mechanism comprises a cross rod 15 which is rotationally connected above the inner wall of the chute 5, one end of the cross rod 15 is fixedly connected with a first bevel gear 16, and the side wall of the first lead screw 6 is fixedly connected with a second bevel gear 17 which is meshed with the first bevel gear 16.

The side wall of the L-shaped plate 1 is fixedly connected with a motor 14 through a bracket, the movable end of the motor 14 is fixedly connected with one end of the second screw rod 9, and a transmission mechanism for driving the cross rod 15 to rotate is arranged on the motor 14.

The transmission mechanism comprises a first gear 18 fixedly connected to the side wall of the movable shaft of the motor 14, one end, far away from the first bevel gear 16, of the cross rod 15 penetrates through the side wall of the L-shaped plate 1 and is fixedly connected with a second gear 19, and the first gear 18 is meshed with the second gear 19.

It should be noted that, the rotation of the motor 14 can make the first lead screw 6 and the second lead screw 9 rotate synchronously, and then when the first lead screw 6 rotates to make the sliding block 7 slide downwards, the rotation of the second lead screw 9 drives the sliding plate 10 to slide leftwards at this moment, so that the first guide wheel 11 is close to the second guide wheel 12, and then the sounding tube 4 is loosened, so that the sounding probe 3 moves downwards to detect, and similarly, when the first lead screw 6 rotates to make the sliding block 7 slide upwards, the rotation of the second lead screw 9 drives the sliding plate 10 to slide rightwards at this moment.

The fixed plate 13 is fixedly connected to the side wall of the crack detector 2, the side wall of the sound tube 4 is fixedly connected with the side wall of the fixed plate 13, so that the connection position of the sound tube 4 and the crack detector 2 cannot be influenced when the first guide wheel 11 moves to tighten and loosen the sound tube 4, the connection position between the sound tube and the crack detector 2 is not required to be overlong, and the use cost is reduced.

In the utility model, when in use, the sounding probe 3 is arranged close to the pile foundation, the L-shaped plate 1 is fixed at the bottom of the bridge through a plurality of bolts, and then the crack detector 2 is started, so that the information for detecting the crack of the pile foundation can be transmitted to the crack detector 2 through the sounding probe 3 and the sounding pipe 4, and whether the crack exists in the pile foundation or not and the depth of the crack are detected;

the driving motor 14 rotates clockwise, the motor 14 rotates to drive the cross rod 15 to rotate through the first gear 18 and the second gear 19, the cross rod 15 drives the first screw rod 6 to rotate through the first bevel gear 16 and the second bevel gear 17, the sliding block 7 slides downwards on the side wall of the first screw rod 6, the sounding probe 3 is driven to move downwards to detect different height positions of a pile foundation, manual movement is not needed for the movement of the sounding probe 3, and the danger in manual operation is reduced;

simultaneously, the motor 14 rotates clockwise to drive the second lead screw 9 to rotate, so that the slide plate 10 slides leftwards, the first guide wheel 11 is close to the second guide wheel 12, and then the sounding pipe 4 is loosened, at the moment, when the sounding probe 3 moves downwards, the sounding pipe 4 with enough length is ensured to be connected with the sounding pipe, so that detection is smoothly carried out, meanwhile, the second guide wheel 12 and the first guide wheel 11 are arranged to wind the sounding pipe 4, so that when the sounding pipe 4 is collected or loosened, the side wall of the sounding pipe 4 is fixedly connected with the side wall of the fixed plate 13, so that only the sounding pipe 4 at the joint with the sounding probe 3 is moved, the sounding pipe 4 at the joint with the crack detector 2 is not driven to move, the joint between the sounding pipe 4 and the crack detector 2 is not required to be overlong, and the use cost is reduced;

similarly, when the sounding probe 3 moves upwards, the second guide wheel 12 and the first guide wheel 11 collect the sounding pipe 4.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides an adaptable bridge pile foundation crack detection device under water of detecting height, includes L template (1) and crack detector (2), crack detector (2) fixed connection is at L template (1) lower extreme, be connected with sound survey probe (3) through sound survey pipe (4) on crack detector (2), a serial communication port, spout (5) have been seted up to L template (1) lateral wall, spout (5) inner wall rotation is connected with first lead screw (6), first lead screw (6) lateral wall threaded connection has slider (7), slider (7) lateral wall and spout (5) inner wall sliding connection, slider (7) lateral wall and sound survey probe (3) lateral wall fixed connection, logical groove (8) have been seted up at L template (1) top, logical groove (8) inner wall sliding connection has slide (10), slide (10) lateral wall installs a plurality of first leading wheel (11), the inner wall that logical groove (8) are close to first leading wheel (11) installs a plurality of second leading wheels (12), drive mechanism (3) are connected with first leading wheel (4) through sound survey probe (3) lateral wall sliding connection in proper order.

2. The device for detecting cracks of the bridge underwater pile foundation, which is applicable to different detection heights, according to claim 1, is characterized in that a second screw rod (9) is rotatably connected to the inner wall of the through groove (8), and the side wall of the second screw rod (9) is in threaded connection with the side wall of the sliding plate (10).

3. The device for detecting cracks of the bridge underwater pile foundation, which is adaptable to different detection heights, according to claim 2, wherein the driving mechanism comprises a cross rod (15) rotatably connected above the inner wall of the chute (5), one end of the cross rod (15) is fixedly connected with a first bevel gear (16), and the side wall of the first lead screw (6) is fixedly connected with a second bevel gear (17) meshed with the first bevel gear (16).

4. The device for detecting cracks of the bridge underwater pile foundation, which is applicable to different detection heights, is characterized in that the side wall of the L-shaped plate (1) is fixedly connected with a motor (14) through a bracket, the movable end of the motor (14) is fixedly connected with one end of a second screw rod (9), and a transmission mechanism for driving a cross rod (15) to rotate is arranged on the motor (14).

5. The device for detecting cracks of the bridge underwater pile foundation adaptable to different detection heights according to claim 4, wherein the transmission mechanism comprises a first gear (18) fixedly connected to the side wall of a movable shaft of the motor (14), one end of the cross rod (15) far away from the first bevel gear (16) penetrates through the side wall of the L-shaped plate (1) and is fixedly connected with a second gear (19), and the first gear (18) is meshed with the second gear (19).

6. The device for detecting the cracks of the underwater pile foundation of the bridge, which is adaptable to different detection heights, according to claim 1, is characterized in that a fixing plate (13) is fixedly connected to the side wall of the crack detector (2), and the side wall of the sound detection tube (4) is fixedly connected with the side wall of the fixing plate (13).