CN220132734U - Bridge crack measuring device - Google Patents

Abstract

The utility model discloses a bridge crack measuring device, which belongs to the technical field of bridge construction and comprises a supporting table for supporting the device, a crack detector for measuring cracks and a rotating plate, wherein the supporting table is rotationally connected with a screw through a groove, the side wall of the screw is rotationally connected with a screw block, one end section of the screw is fixedly connected with a fixed block, one end of the screw, which is far away from the fixed block, is fixedly connected with a rotating shaft of a rotating motor, the bottom end of the screw block is fixedly welded with a telescopic inner rod, the outer side wall of the telescopic inner rod is slidingly connected with a telescopic outer rod, the bottom end of the telescopic outer rod is fixedly connected with a supporting block, the bottom end of the supporting block is fixedly welded with a crack detector, and a pulley is fixedly welded at the bottom end of the supporting block.

Description

Bridge crack measuring device

Technical Field

The utility model belongs to the technical field of bridge construction, and particularly relates to a bridge crack measuring device.

Background

Bridge construction is the artificial structure that strides across river, mountain cave, supplies people, car, along with the rapid development of traffic road, bridge construction also more and more, and the bridge that loses over time easily produces the crack and has the potential safety hazard to the user, and current bridge crack measuring device is to bridge crack multiposition measurement, and frequent removal measurement position is unstable, leads to measuring to appear great error easily, influences measurement accuracy.

An example (the authorized bulletin number is CN 215768401U) is a bridge tunnel non-contact crack detection measuring device, relates to bridge tunnel detection technical field. The utility model comprises a mounting base, a crack detector and a dust collector, wherein the crack detector is arranged at one end of the upper surface of the mounting base, the dust collector is arranged at the other end of the upper surface of the mounting base, the upper surface of the mounting base is provided with a through groove, the position of the through groove is adapted to that of the dust collector, the lower surface of the mounting base is provided with a mounting groove, the mounting groove is communicated with the inside of the through groove, a telescopic hose is arranged in the through groove, and one end of the telescopic hose is connected with the dust collector. According to the utility model, dust existing in cracks is conveniently cleaned during detection through the dust collector and the suction pipe structure, the detection of a subsequent ultrasonic detection end is facilitated, the measurement accuracy of the device is improved, meanwhile, when a road surface which is not a plane is met, the suction pipe is conveniently and conveniently attached to the surface to advance, the cleaning of the device is improved, the device cleans a bridge to improve the measurement accuracy, but the device does not consider different positions of the bridge cracks, the width and the depth of the bridge cracks are slightly different, the measurement accuracy can be influenced by single position measurement, meanwhile, the measurement position is unstable due to frequent movement of the position of the device, and the detection accuracy is influenced.

Disclosure of Invention

The utility model aims to provide a bridge crack measuring device which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bridge crack measuring device, including the brace table that is used for supporting the device and be used for carrying out measuring crack detection machine and rotor plate to the crack, the brace table rotates through the recess of seting up and is connected with the screw rod, screw rod screw thread lateral wall rotates and is connected with the spiral shell piece, screw rod one end cross-section fixedly connected with fixed block, the pivot of the one end fixedly connected with rotating electrical machines of fixed block is kept away from to the screw rod, spiral shell piece bottom fixed welding has flexible interior pole, flexible interior pole lateral wall sliding connection has flexible outer pole, flexible outer pole bottom fixedly connected with supporting shoe, supporting shoe bottom and crack detection machine fixed welding, supporting shoe bottom fixed welding has pulley and dust cover.

Preferably, the top end of the supporting table is fixedly welded with a dust collecting box for collecting dust, and the top end of the dust collecting box is fixedly connected with a dust collecting pipe.

Preferably, the dust collection air inlet is connected with a fan, and the top end of the dust collection box is fixedly welded with the fan.

Preferably, the support table bottom end fixing welding has first rotatory piece, and first logical groove has been seted up to first rotatory piece lateral wall.

Preferably, the method is characterized in that: the first rotating block is rotationally connected with a limiting column through a first through groove, a sliding groove is formed in the side wall of the rotating plate, and the limiting column is in sliding connection with the rotating plate through the sliding groove.

Preferably, the side wall of the limiting column is connected with a spring, and the limiting column is rotationally connected with a second rotating block through a second through groove.

Preferably, the second rotating block side wall is fixedly welded with a connecting plate, the connecting plate side wall is fixedly welded with a rubber plate, the dust collecting hose is fixedly connected with the connecting plate, and the dust collecting hose extends out of the bottom end of the connecting plate.

Compared with the prior art, the utility model has the technical effects and advantages that:

this bridge crack measuring device makes the screw rod rotate through rotatory flexible interior pole, drives the spiral shell piece and removes, makes the flexible outer pole of connecting the spiral shell piece remove, and then makes fixed welding remove at the crack detection machine of flexible outer pole bottom, when measuring the bridge crack, can the multiposition measure, prevent that the measuring error that the measuring position singleness leads to is great, influences the repair maintenance to the bridge, causes the potential safety hazard, and convenient removal crack detection machine simultaneously measures the bridge crack.

This bridge crack measuring device carries out dust absorption to the road surface through powerful fan when road surface sand dust is more, prevents that sand dust from falling into the precision that influence crack detection machine detected bridge crack in the bridge crack, influences the repair maintenance to the bridge, causes the potential safety hazard, makes through flexible inner rod when detecting jolting bridge, protects the normal clear of dust absorption, prevents dust absorption pipe and ground friction and causes the damage.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of a first rotary block and spacing post of the present utility model;

fig. 4 is a cross-sectional view of the rotary plate of the present utility model.

Reference numerals illustrate:

in the figure: 1. a support table; 2. a support column; 3. a universal wheel; 4. a fixed block; 5. a screw; 6. a screw block; 7. a rotating electric machine; 8. a telescopic inner rod; 9. a pulley; 10. a dust collection pipe; 11. a blower; 12. a dust collection box; 13. a dust collection hose; 14. a first rotating block; 15. a rotating plate; 16. a second rotating block; 17. a connecting plate; 18. a rubber plate; 19. a second through slot; 20. a limit column; 21. a chute; 22. a spring; 23. a first through groove; 24. a second rotating block; 25. a crack detector; 26. a support block; 27. a telescoping outer rod; 28. a spring; 29. a dust shielding plate.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

In order to solve the problem that the bridge crack detection device influences measurement accuracy on the position measurement of the bridge crack unit, a bridge crack measurement device shown in fig. 1 to 4 comprises a supporting table 1 for supporting the device, a crack detection machine 25 for measuring cracks and a rotating plate 15, wherein the supporting table 1 is rotationally connected with a screw 5 through a groove, the side wall of the screw 5 is rotationally connected with a screw block 6, a fixing block 4 is fixedly connected with one end section of the screw 5, one end of the screw 5, far away from the fixing block 4, is fixedly connected with a rotating shaft of a rotating motor 7, the position of the screw is fixed through the fixing block 4, the stability of the device is improved, the power is provided through the rotating motor 7, the workload of workers is reduced, the working efficiency is improved, and the bridge crack measurement accuracy is improved.

The fixed welding in spiral shell piece 6 bottom has flexible interior pole 8, flexible interior pole 8 lateral wall sliding connection has flexible outer pole 27, flexible outer pole 27 top fixedly connected with spring 28, the one end and spiral shell piece 6 fixed connection of flexible outer pole 27 are kept away from to spring 28, flexible outer pole 27 bottom fixedly connected with supporting shoe 26, supporting shoe 26 bottom and crack detector 25 fixed welding, supporting shoe 26 bottom fixed welding has pulley 9 and is used for shielding dust's dust shielding plate 29, detect bridge crack through crack detector 25, reduce removal friction force through pulley 9, slip through flexible outer pole 27 and flexible interior pole 8, the various bridge floor environment of adaptation prevents that crack detector 25 from contacting the bridge floor and damaging, the improvement device practicality.

The dust collection box 12 for collecting dust is fixedly welded on the top end of the supporting table 1, sand and dust on a cleaning road surface are collected through the dust collection box 12, the dust collection pipe 10 is fixedly connected to the top end of the dust collection box 12, the fan 11 is connected with an air inlet of the dust collection pipe 10, the top end of the dust collection box 12 and the fan 11 are fixedly welded, the first rotating block 14 is fixedly welded on the bottom end of the supporting table 1, the first through groove 23 is formed in the side wall of the first rotating block 14, the limiting column 20 is rotatably connected with the side wall of the first rotating block 14, the rotation flexibility of the rotating plate 15 is increased, the difference of the height of bridge road surfaces is prevented, the dust collection hose 13 and the bridge deck are damaged due to contact friction, the service life of the device is prolonged, the damage risk of the device is reduced, the practicality of the device is increased, the friction force is reduced while the supporting effect is achieved on the connecting plate 17, and the practicability of the device is improved.

The spout 21 has been seted up to rotor plate 15 lateral wall, spacing post 20 is connected with spring 22 through spout 21 and rotor plate 15 sliding connection, spacing post 20 lateral wall makes spacing post 20 concertina movement through spring 22, make connecting plate 17 can convenient dismouting, it is convenient to dismantle it and change, spacing post 20 rotates through second through the second through-hole 19 and is connected with second rotatory piece 24, the fixed welding connecting plate 17 of second rotatory piece 24 lateral wall, the fixed welding of connecting plate 17 lateral wall has rubber slab 18, dust collection hose 13 and connecting plate 17 fixed connection, and dust collection hose 13 extends connecting plate 17 bottom, protect it through rubber slab 18, prevent that road surface debris from causing it to damage.

The universal wheel 3, the rotating motor 7, the pulley 9, the fan 11 and the crack detector 25 are all in the prior art, the working principle, the size and the model are irrelevant to the functions of the utility model, so that the control mode of the utility model is controlled by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power supply also belongs to the common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so that the utility model does not explain the control mode and circuit connection in detail.

Principle of operation

This bridge crack measuring device, when the user uses, to the road surface that sand and dust is more, start fan 11 clear up road surface sand and dust, reduce the friction force of device to the bridge floor through pulley 9 to the road surface of difference in height, be connected through the rotation of first rotatory piece 14 with rotatory plate 15 and rotatory plate 15 is connected with the rotation of second rotatory piece 16, the suitability of device to the different bridge floors of height is improved, prevent that the device is fixed to lead to dust collecting hose 13 and ground contact friction to lead to dust collecting hose 13 to damage the influence to the sand and dust clearance of bridge floor, and then influence bridge crack measurement accuracy, protect it through rubber slab 18, prevent that road surface debris from damaging the device.

When the user detects bridge cracks, start crack detection machine 25 and measure width and degree of depth to the bridge cracks, improve measurement accuracy in the measurement process and need measure the bridge cracks in many positions, prevent that each position width and degree of depth from being different from causing measurement accuracy to descend, simultaneously make screw rod 5 rotatory through rotatory flexible interior pole 8 for the accuracy and the convenience of improvement multiposition measurement, and then make spiral shell piece 6 remove, make crack detection machine 25 measure the bridge cracks of different positions, improve measurement accuracy, simultaneously to uneven road surface, reduce frictional force through pulley 9 of supporting shoe 26 bottom, through the sliding connection of flexible interior pole 8 and flexible exterior pole 27, adapt various bridge floor environments, prevent crack detection machine 25 contact bridge floor and damage.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Bridge crack measuring device, including being used for supporting brace table (1) of the device and being used for carrying out crack detection machine (25) and rotor plate (15) that measure to the crack, its characterized in that: the support table (1) is rotationally connected with a screw (5) through a groove formed in the support table, a screw block (6) is rotationally connected to the threaded side wall of the screw (5), and a fixing block (4) is fixedly connected to the section of one end of the screw (5);

the screw rod (5) is kept away from the pivot of the one end fixedly connected with rotating electrical machines (7) of fixed block (4), screw block (6) bottom fixed welding has flexible interior pole (8), flexible interior pole (8) lateral wall sliding connection has flexible outer pole (27), flexible outer pole (27) bottom fixedly connected with supporting shoe (26), supporting shoe (26) bottom and crack detection machine (25) fixed welding, supporting shoe (26) bottom fixed welding has pulley (9) and is used for sheltering from dust and hides dust board (29).

2. The bridge crack measuring device according to claim 1, wherein: the dust collecting device is characterized in that a dust collecting box (12) for collecting dust is fixedly welded at the top end of the supporting table (1), and a dust collecting pipe (10) is fixedly connected to the top end of the dust collecting box (12).

3. The bridge crack measuring device according to claim 2, wherein: the dust collection device is characterized in that a fan (11) is fixedly connected to an air inlet of the dust collection pipe (10), and the top end of the dust collection box (12) is fixedly welded with the fan (11).

4. The bridge crack measuring device according to claim 1, wherein: the support table (1) bottom fixed welding has first rotatory piece (14), first logical groove (23) have been seted up to first rotatory piece (14) lateral wall.

5. The bridge crack measuring device according to claim 4, wherein: the first rotating block (14) is rotationally connected with a limiting column (20) through a first through groove (23), a sliding groove (21) is formed in the side wall of the rotating plate (15), and the limiting column (20) is in sliding connection with the rotating plate (15) through the sliding groove (21).

6. The bridge crack measuring device according to claim 5, wherein: the limiting column (20) is rotationally connected with a second rotating block (24) through a second through groove (19), and a welding connecting plate (17) is fixed on the side wall of the second rotating block (24).

7. The bridge crack measuring device according to claim 6, wherein: the top end of the connecting plate (17) is fixedly connected with a dust collecting hose (13), and the dust collecting hose (13) extends out of the bottom end of the connecting plate (17).