CN215812468U

CN215812468U - Improved self-propelled bridge bottom surface crack detection device

Info

Publication number: CN215812468U
Application number: CN202122320310.XU
Authority: CN
Inventors: 杨文义; 陈代君
Original assignee: Individual
Current assignee: Xinjiang Construction Engineering Quality And Safety Inspection Center Co ltd; Xinjiang Research Institute Of Building Science LLC
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-11
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses an improved self-propelled bridge bottom surface crack detection device, and belongs to the technical field of bridge detection. The utility model provides an improvement type self-propelled bridge bottom surface crack detection device, the on-line screen storage device comprises a base, base top surface inner wall has set firmly the hydraulic stem, electric push rod is installed on hydraulic stem upper end right side, electric push rod right-hand member is connected and is fixed with the fixing base, the fixing base top surface has set firmly motor A, the motor A output passes the fixing base top surface and extends to the downside and be connected with the threaded rod, threaded rod lower extreme outer wall cover is equipped with the removal cover, it is equipped with the mount to remove the cover lower extreme, the mount downside is equipped with the alignment jig, be equipped with on the mount and remove the seat, through setting up the alignment jig, utilize motor B can make the alignment jig that the worm wheel is connected rotate from the mount below to with the mount level, make the distance that removes the seat and can remove improve, thereby the bridge that is applicable to the width broad detects, make the practicality of device higher.

Description

Improved self-propelled bridge bottom surface crack detection device

Technical Field

The utility model relates to the technical field of bridge detection, in particular to an improved self-propelled bridge bottom surface crack detection device.

Background

The bridge is through long-term wind blowing sun and is appeared all kinds of cracks very easily, in concrete bridge, if the bridge crack width is less can not lead to the fact too big harm to the bridge, if the bridge crack width is great, harm appears very easily, in case the crackle has appeared in the bridge concrete, when meetting moist environment, carbon dioxide in the crackle and calcium hydroxide in the cement, tricalcium silicate, dicalcium silicate can convert into carbonate under the interact, and then the basicity of neutralization cement, make the basicity of concrete reduce, finally lead to the purification membrane of reinforcing bar to destroy, arouse the destruction of corrosion and bridge structure. Thereby timely detection crack is very important, and prior art CN210774586U improvement type is from walking self-propelled bridge bottom surface crack detection device through will walking the dolly and install on the lateral wall, does not have the problem of walking partially, can effectively guarantee the measuring accuracy, and the later stage of being convenient for carries out the analysis. However, the device has the disadvantage that the rack is fixed in size when the device is used, so that the bridge with a wide width is inconvenient to detect, and the practicability of the device is poor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to an improved self-propelled bridge bottom crack detection device to solve the above problems.

2. Technical scheme

The utility model provides an improvement type self-propelled bridge bottom surface crack detection device, the on-line screen storage device comprises a base, base top surface inner wall has set firmly the hydraulic stem, electric push rod is installed on hydraulic stem upper end right side, electric push rod right-hand member is connected and is fixed with the fixing base, the fixing base top surface has set firmly motor A, the motor A output passes the fixing base top surface and extends to the downside and is connected with the threaded rod, threaded rod lower extreme outer wall cover is equipped with the removal cover, it is equipped with the mount to remove the cover lower extreme, the mount downside is equipped with the alignment jig, be equipped with the removal seat on the mount.

Preferably, the outer wall of the upper end of the movable sleeve is in threaded connection with the outer wall of the lower end of the threaded rod, the rear wall of the movable sleeve is in sliding connection with a guide rod, and the outer wall of the upper end of the guide rod is in threaded connection with the bottom surface of the fixed seat.

Preferably, mount right-hand member outer wall rotates with the removal cover lower extreme to be connected, mount and alignment jig upper end inner wall all are connected with the rack, mount left end bottom surface cover is equipped with U type pole, U type pole upper end outer wall passes mount left end bottom surface and extends to upper portion, U type pole lower extreme top is symmetrical structure around being connected with two springs, the spring upper end is connected fixedly with mount left end bottom surface, mount left end antetheca has set firmly motor B, the motor B output is connected with the worm.

Preferably, the adjusting bracket left end is articulated with the mount left end, the adjusting bracket front end is connected and is fixed with the worm wheel, worm wheel and worm meshing transmission, adjusting bracket left end top surface and U type pole bottom surface movable contact.

Preferably, the camera is installed to the removal seat top surface, remove seat lower extreme outer wall and mount and alignment jig inner wall sliding fit, it has motor C to set firmly to remove the seat antetheca, motor C passes and removes the seat antetheca and extends to the middle part and be connected with the gear, gear and rack toothing transmission.

3. Advantageous effects

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

1. through setting up the alignment jig, utilize motor B can make the alignment jig that the worm wheel is connected rotate from the mount below to with the mount level for the distance that the removal seat can remove improves, thereby is applicable to the bridge detection of width broad, makes the practicality of device higher.

2. Through setting up U type pole, can be when not using the alignment jig, the alignment jig can carry on spacingly with the left end of mount with U type frame upper end for remove the seat and can not the roll-off, can avoid removing the seat and drop, through setting up the guide arm, can carry on spacingly to removing the cover.

Drawings

FIG. 1 is a schematic front side view of the overall structure of the present invention in use;

FIG. 2 is a schematic front view of the overall structure of the present invention when stowed;

FIG. 3 is a front side expanded view of a portion of the structure of the present invention;

the reference numbers in the figures illustrate: 1. a base; 2. a motor A; 3. a hydraulic lever; 4. an electric push rod; 5. a fixed seat; 6. a threaded rod; 7. moving the sleeve; 8. a fixed mount; 9. an adjusting bracket; 10. a movable seat; 701. a guide bar; 801. a rack; 802. a U-shaped rod; 803. a spring; 804. a motor B; 805. a worm; 901. a worm gear; 1001. a camera; 1002. a motor C; 1003. a gear.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an improvement type self-propelled bridge bottom surface crack detection device, including base 1, the 1 top surface inner wall of base has set firmly hydraulic stem 3, electric putter 4 is installed on hydraulic stem 3 upper end right side, 4 right-hand members of electric putter are connected and are fixed with

fixing base

5, 5 top surfaces of fixing base have set firmly motor A2, motor A2 output passes 5 top surfaces of fixing base and extends to the downside and is connected with threaded

rod

6, 6 lower extreme outer wall covers of threaded rod are equipped with and remove cover 7, it is equipped with mount 8 to remove 7 lower extremes of cover, 8 downside of mount is equipped with alignment jig 9, be equipped with on the mount 8 and remove seat 10.

Specifically, the outer wall of the upper end of the movable sleeve 7 is in threaded connection with the outer wall of the lower end of the threaded rod 6, the guide rod 701 is connected to the rear wall of the movable sleeve 7 in a sliding mode, the outer wall of the upper end of the guide rod 701 is in threaded connection with the bottom face of the fixed seat 5, and the movable sleeve 7 can rotate along with the threaded rod 6 through the guide rod 701 in threaded connection.

Further, the outer wall of the right end of the fixing frame 8 is rotatably connected with the lower end of the movable sleeve 7, the inner walls of the upper ends of the fixing frame 8 and the adjusting frame 9 are connected with a rack 801, a U-shaped rod 802 is sleeved on the bottom face of the left end of the fixing frame 8, the outer wall of the upper end of the U-shaped rod 802 penetrates through the bottom face of the left end of the fixing frame 8 and extends to the upper portion, the top face of the lower end of the U-shaped rod 802 is connected with two springs 803 in a front-back symmetrical structure, the upper end of each spring 803 is fixedly connected with the bottom face of the left end of the fixing frame 8, a motor B804 is fixedly arranged on the front wall of the left end of the fixing frame 8, the output end of the motor B804 is connected with a worm 805, and the rotation angle of the fixing frame 8 is 0-90 degrees.

Furthermore, the left end of the adjusting frame 9 is hinged with the left end of the fixing frame 8, the front end of the adjusting frame 9 is fixedly connected with a worm wheel 901, the worm wheel 901 is in meshed transmission with the worm 805, and the top surface of the left end of the adjusting frame 9 is in movable contact with the bottom surface of the U-shaped rod 802.

In addition, remove the seat 10 top surface and install camera 1001, remove the outer wall of 10 lower extremes and mount 8 and the inner wall sliding fit of alignment jig 9, remove the seat 10 antetheca and set firmly motor C1002, motor C1002 passes and removes the seat 10 antetheca and extend to the middle part and be connected with gear 1003, gear 1003 and rack 801 meshing transmission.

The working principle is as follows: when a crack on the bottom surface of a bridge needs to be detected, firstly, the device is moved to the bridge floor, then the hydraulic rod 3 is adjusted to enable the fixing frame 8 to be moved to one side of a bridge body, then the fixing frame 8 is pushed down to be in a horizontal state from a vertical state, then the motor A2 is used for driving the threaded rod 6 to rotate, the guide rod 701 is not fixed below the fixing seat 5, then the threaded rod 6 drives the moving sleeve 7 in threaded connection to rotate, the fixing frame 8 is rotated to the lower side of the bridge body, then the guide rod 701 and the fixing seat 5 are in threaded connection and fixed, the moving sleeve 7 can move downwards under the driving of the threaded rod 6, then the motor C1002 can enable the gear 1003 and the rack 801 to be meshed, so that the moving seat 10 can drive the camera 1001 to detect the bottom surface of the bridge body, then when the width of the bridge is wide, the motor B804 can be used for driving the worm 805 to rotate, and as the circle center of the worm wheel 901 is coaxial with the hinging edges of the adjusting frame 9 and the fixing frame 8, therefore, when the worm 805 drives the worm 901 to rotate, the worm keeps engaged with the worm all the time, so that the adjusting bracket 9 rotates from the lower side of the fixed bracket 8 to be horizontal to the fixed bracket 8, and the moving seat 10 can move farther, at this time, the U-shaped rod 802 moves downwards under the action of the spring 803, so that the moving seat 10 can move from the fixed bracket 8 to the adjusting bracket 9.

Claims

1. The utility model provides a self-propelled bridge bottom surface crack detection device of improvement type, includes base (1), its characterized in that: base (1) top surface inner wall has set firmly hydraulic stem (3), electric push rod (4) are installed on hydraulic stem (3) upper end right side, electric push rod (4) right-hand member is connected and is fixed with fixing base (5), fixing base (5) top surface has set firmly motor A (2), motor A (2) output passes fixing base (5) top surface and extends to the downside and is connected with threaded rod (6), threaded rod (6) lower extreme outer wall cover is equipped with and removes cover (7), it is equipped with mount (8) to remove cover (7) lower extreme, mount (8) downside is equipped with alignment jig (9), be equipped with on mount (8) and remove seat (10).

2. The improved self-propelled bridge bottom surface crack detection device according to claim 1, characterized in that: the outer wall of the upper end of the movable sleeve (7) is in threaded connection with the outer wall of the lower end of the threaded rod (6), the rear wall of the movable sleeve (7) is connected with a guide rod (701) in a sliding mode, and the outer wall of the upper end of the guide rod (701) is in threaded connection with the bottom face of the fixed seat (5).

3. The improved self-propelled bridge bottom surface crack detection device according to claim 1, characterized in that: mount (8) right-hand member outer wall rotates with removal cover (7) lower extreme to be connected, mount (8) and alignment jig (9) upper end inner wall all are connected with rack (801), mount (8) left end bottom cover is equipped with U type pole (802), U type pole (802) upper end outer wall passes mount (8) left end bottom and extends to upper portion, symmetrical structure is connected with two springs (803) around U type pole (802) lower extreme top surface is, spring (803) upper end is connected fixedly with mount (8) left end bottom, mount (8) left end antetheca has set firmly motor B (804), motor B (804) output is connected with worm (805).

4. The improved self-propelled bridge bottom surface crack detection device according to claim 1, characterized in that: the left end of the adjusting frame (9) is hinged with the left end of the fixing frame (8), a worm wheel (901) is fixedly connected to the front end of the adjusting frame (9), the worm wheel (901) is in meshing transmission with the worm (805), and the top surface of the left end of the adjusting frame (9) is in movable contact with the bottom surface of the U-shaped rod (802).

5. The improved self-propelled bridge bottom surface crack detection device according to claim 1, characterized in that: remove seat (10) top surface and install camera (1001), remove seat (10) lower extreme outer wall and mount (8) and alignment jig (9) inner wall sliding fit, remove seat (10) antetheca and set firmly motor C (1002), motor C (1002) pass and remove seat (10) antetheca and extend to the middle part and be connected with gear (1003), gear (1003) and rack (801) meshing transmission.