CN211783191U

CN211783191U - Bridge crack measuring device

Info

Publication number: CN211783191U
Application number: CN202020684528.6U
Authority: CN
Inventors: 梁谋; 迟晓明; 崔魁; 肖军
Original assignee: Hainan Cyber Geographic Information Technology Co ltd
Current assignee: Hainan Cyber Geographic Information Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-27
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a bridge crack measuring device relates to bridge crack measurement field, the on-line screen storage device comprises a base, the both ends of base are provided with the fixed pin, the upper surface middle part fixedly connected with support column of base, there is the measurement board on the top of support column through round pin axle swing joint, the one end fixedly connected with hydraulic rod of support column is kept away from to the measurement board, hydraulic rod's bottom fixedly connected with attaching plate, the outside of measuring the board is provided with two fly leafs that distribute side by side, the bottom fixedly connected with expansion plate of fly leaf. The utility model discloses a be provided with the measuring board on the support column, two fly leafs on the measuring board cooperation expansion plate can the crack of rapid survey bridge, and pointer cooperation scale mark through on two fly leafs can be accurate quick detect out cracked width, has improved the work efficiency of this device.

Description

Bridge crack measuring device

Technical Field

The utility model relates to a bridge crack measurement field, in particular to bridge crack measurement device.

Background

The crack depth tester applies the acoustic wave diffraction principle, is an intelligent nondestructive testing device integrating testing, storage and transmission, and has the main application of measuring the crack depth of concrete and the propagation speed of ultrasonic waves in the concrete. Therefore, it is necessary to provide a bridge crack measuring device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge crack measuring device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bridge crack measuring device comprises a base, wherein two ends of the base are provided with fixing pins, the middle part of the upper surface of the base is fixedly connected with a supporting column, the top end of the supporting column is movably connected with a measuring plate through a pin shaft, one end of the measuring plate far away from the supporting column is fixedly connected with a hydraulic push rod, the bottom end of the hydraulic push rod is fixedly connected with a joint plate, two movable plates which are distributed side by side are arranged on the outer side of the measuring plate, the bottom end of the movable plate is fixedly connected with a telescopic plate, the outer side of the upper end of the movable plate is provided with a limiting component, the middle part of the lower end of the measuring plate is provided with a sliding chute, the lower end of the inner side of the movable plate is fixedly connected with a sliding block, the slider is located the inside of spout, the upper end both sides of measuring the board all are provided with the scale mark, the top fixedly connected with pointer of fly leaf, the pointer corresponds with the scale mark.

Preferably, the movable plate is of a U-shaped structure and is sleeved on the outer side of the lower end of the measuring plate.

Preferably, the limiting assembly comprises a through groove formed in the middle of the upper end of the movable plate, and a limiting column is connected to the inside of the through groove in a penetrating mode.

Preferably, one end of the limiting column is fixedly connected with a pulling plate, the pulling plate is located on the outer side of the movable plate, and one side of the pulling plate is connected with the outer side wall of the movable plate through a return spring.

Preferably, both sides of the upper end of the measuring plate are provided with grooves, the bottoms of the grooves are provided with damping belts, and the damping belts are matched with the other ends of the limiting columns.

Preferably, the expansion plate comprises a fixed plate, the top end of the fixed plate is fixedly connected with the bottom end of the movable plate, a slot is formed in the bottom end of the fixed plate, and a movable sheet is arranged inside the slot.

Preferably, the inner wall of the slot is connected with a damping layer in an adhesive manner, the damping layer is connected with the movable piece in an adhesive manner, one side of the upper end of the movable piece is fixedly connected with a sliding piece through a connecting block, and the sliding piece is located on the outer side of the fixed plate.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with the measuring board on the support column, two fly leafs on the measuring board cooperate the expansion plate can measure the crack of bridge fast, can accurate quick detection crack width through the pointer cooperation scale mark on two fly leafs, improved the work efficiency of this device;

2. the utility model discloses a be provided with spacing subassembly on the fly leaf, spacing post cooperation damping on the spacing subassembly has taken play spacing effect, can be spacing fast with the fly leaf, has improved the measurement accuracy of this device, is provided with the expansion plate on the fly leaf, and the movable plate on the expansion plate can stretch out and draw back, and this device of being can measure the crack of the different degree of depth, has improved the work efficiency of this device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of the movable plate structure of the present invention.

Fig. 3 is a schematic sectional view of the structure of the retractable plate of the present invention.

In the figure: 1. a base; 2. a fixing pin; 3. a support pillar; 4. measuring a plate; 5. a hydraulic push rod; 6. attaching a plate; 7. a movable plate; 8. a retractable plate; 9. a limiting component; 10. a chute; 11. a slider; 12. scale lines; 13. a pointer; 14. a through groove; 15. a limiting column; 16. pulling a plate; 17. a return spring; 18. a groove; 19. a damping band; 20. a fixing plate; 21. a slot; 22. a movable plate; 23. a damping layer; 24. and (4) sliding a sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a bridge crack measuring device as shown in figures 1-3, as shown in figure 1, comprising a base 1, both ends of the base 1 are provided with fixed pins 2, the middle part of the upper surface of the base 1 is fixedly connected with a support column 3, the top end of the support column 3 is movably connected with a measuring plate 4 through a pin shaft, one end of the measuring plate 4 far away from the support column 3 is fixedly connected with a hydraulic push rod 5, the bottom end of the hydraulic push rod 5 is fixedly connected with an attachment plate 6, the hydraulic push rod 5 and the attachment plate 6 are matched to play a supporting role, after the measuring plate 4 is leveled, the measuring plate 4 can keep the leveled height and angle, the outer side of the measuring plate 4 is provided with two movable plates 7 which are distributed side by side, the bottom end of the movable plate 7 is fixedly connected with a telescopic plate 8, the outer side of the upper end of the movable, the inboard lower extreme fixedly connected with slider 11 of fly leaf 7, slider 11 are located the inside of spout 10, and slider 11 and spout 10 set up the effect that has played spacing and support to fly leaf 7 for fly leaf 7 keeps linear movement, and the upper end both sides of measuring board 4 all are provided with scale mark 12, the top fixedly connected with pointer 13 of fly leaf 7, and pointer 13 is corresponding with scale mark 12, makes the fissured width of measurement that this device can be accurate.

As shown in fig. 2, the movable plate 7 is configured as a U-shaped structure, the movable plate 7 is sleeved on the outer side of the lower end of the measuring plate 4, the limiting component 9 comprises a through groove 14 formed in the middle of the upper end of the movable plate 7, a limiting column 15 is connected inside the through groove 14 in a penetrating manner, one end of the limiting column 15 is fixedly connected with a pulling plate 16, the pulling plate 16 is located on the outer side of the movable plate 7, the pulling plate 16 can drive the limiting column 15 to move, one side of the pulling plate 16 on the limiting column 15 is connected with the outer side wall of the movable plate 7 through the reset spring 17, the reset spring 17 can automatically reset the pulling plate 16, and then will spacing post 15 and damping area 19 automatic laminating, spacing the fly leaf 7, the upper end both sides of measuring board 4 are all seted up recess 18, and the tank bottom of recess 18 is provided with damping area 19, and damping area 19 and the other end looks adaptation of spacing post 15 can be fixed with fly leaf 7 spacing, have improved the detection precision of this device.

As shown in fig. 3, the expansion plate 8 includes a fixed plate 20, the top of fixed plate 20 and the bottom fixed connection of fly leaf 7, slot 21 has been seted up to fixed plate 20 bottom, slot 21's inside is provided with movable plate 22, adhesive connection has damping layer 23 on slot 21's the inner wall, damping layer 23 is connected with the laminating of movable plate 22, damping layer 23's setting has played the spacing effect of damping, prevent that movable plate 22 and fixed plate 20 from removing easily, connecting block fixedly connected with gleitbretter 24 is passed through to upper end one side of movable plate 22, gleitbretter 24 is located the outside of fixed plate 20, can drive movable plate 22 through gleitbretter 24 and reciprocate, make movable plate 22 can measure fissured width.

The utility model discloses the theory of operation:

when the device works, firstly, a base 1 is fixed on a place needing to be measured on a bridge floor through a fixing pin 2, then a measuring plate 4 is rotated to level the measuring plate 4, then a hydraulic push rod 5 is started, the hydraulic push rod 5 drives an attaching plate 6 to move downwards until the attaching plate 6 is contacted with the bridge floor, then a pulling plate 16 is pulled outwards, the pulling plate 16 drives a limiting column 15 to move, so that the limiting column 15 is separated from a damping belt 19 in a groove 18, then two movable plates 7 are moved to the upper part of a crack, then a movable plate 22 is driven to move downwards through a sliding sheet 24 until the movable plate 22 moves into the crack, then the two movable plates 22 move oppositely until the two movable plates 22 are respectively attached to the two sides of the crack, at the moment, the pulling plate 16 is loosened, the pulling plate 16 is reset under the action of a reset spring 17, the limiting column 15 is driven to be inserted into the groove 18, so that the limiting column 15 is contacted, the movable plates 7 are limited, and then the scale marks 12 are observed through the pointers 13 on the two movable plates 7, so that the width of the crack is obtained.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a bridge crack measuring device, includes base (1), its characterized in that: the measuring device comprises a base (1), fixing pins (2) are arranged at two ends of the base (1), a supporting column (3) is fixedly connected to the middle of the upper surface of the base (1), a measuring plate (4) is movably connected to the top end of the supporting column (3) through a pin shaft, a hydraulic push rod (5) is fixedly connected to one end, away from the supporting column (3), of the measuring plate (4), an attaching plate (6) is fixedly connected to the bottom end of the hydraulic push rod (5), two movable plates (7) which are distributed side by side are arranged on the outer side of the measuring plate (4), a telescopic plate (8) is fixedly connected to the bottom end of each movable plate (7), a limiting assembly (9) is arranged on the outer side of the upper end of each movable plate (7), a sliding groove (10) is formed in the middle of the lower end of the measuring plate (4), a sliding block, the measuring device is characterized in that scale marks (12) are arranged on two sides of the upper end of the measuring plate (4), a pointer (13) is fixedly connected to the top end of the movable plate (7), and the pointer (13) corresponds to the scale marks (12).

2. The bridge crack measuring device of claim 1, wherein: the movable plate (7) is of a U-shaped structure, and the movable plate (7) is sleeved on the outer side of the lower end of the measuring plate (4).

3. The bridge crack measuring device of claim 2, wherein: the limiting assembly (9) comprises a through groove (14) formed in the middle of the upper end of the movable plate (7), and a limiting column (15) penetrates through the inside of the through groove (14).

4. The bridge crack measuring device of claim 3, wherein: one end fixedly connected with arm-tie (16) of spacing post (15), arm-tie (16) are located the outside of fly leaf (7), one side of arm-tie (16) is passed through reset spring (17) and is connected with the lateral wall of fly leaf (7).

5. The bridge crack measuring device of claim 4, wherein: the measuring device is characterized in that grooves (18) are formed in two sides of the upper end of the measuring plate (4), damping belts (19) are arranged at the bottoms of the grooves (18), and the damping belts (19) are matched with the other ends of the limiting columns (15).

6. The bridge crack measuring device of claim 5, wherein: the retractable plate (8) comprises a fixed plate (20), the top end of the fixed plate (20) is fixedly connected with the bottom end of the movable plate (7), a slot (21) is formed in the bottom end of the fixed plate (20), and a movable sheet (22) is arranged inside the slot (21).

7. The bridge crack measuring device of claim 6, wherein: bonding connection has damping layer (23) on the inner wall of slot (21), damping layer (23) are connected with movable piece (22) laminating, connecting block fixedly connected with gleitbretter (24) are passed through to upper end one side of movable piece (22), gleitbretter (24) are located the outside of fixed plate (20).