CN217638865U

CN217638865U - Bridge bottom concrete crack detection device

Info

Publication number: CN217638865U
Application number: CN202221413934.4U
Authority: CN
Inventors: 吴双
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-10-21
Anticipated expiration: 2032-06-08

Abstract

The utility model discloses a bridge bottom concrete crack detection device belongs to the concrete detection field. Bridge bottom concrete crack detection device, including removing the seat, it is equipped with the carriage to remove a seat upside, fixedly connected with backup pad on the carriage, one side fixedly connected with cassette in the backup pad, the joint cooperation has the detector main part in the cassette, opposite side fixedly connected with protection box in the backup pad, the protection box internal rotation is connected with the gear, gear one side meshing is connected with rack B, rack B upper end fixedly connected with fixed plate, the fixed plate upside has set firmly the snap ring, the joint cooperation has the detector probe in the snap ring. According to the technical scheme, the detector main body is placed in the clamping seat, the pull rod drives the rack A and the gear to be meshed, the gear drives the rack B to slide upwards, the clamp ring drives the detector probe to ascend to the bottom of the bridge in butt joint with the bottom of the bridge, the crack state of the bridge concrete is detected, manual lifting equipment is not needed, the operation is simple, the use is convenient, and the working efficiency is high.

Description

Bridge bottom concrete crack detection device

Technical Field

The utility model relates to a concrete detection field, more specifically say, relate to bridge bottom concrete crack detection device.

Background

The bridge mainly comprises reinforced concrete framework, the bridge is after using for a long time, need carry out the crack detection to the concrete through ultrasonic detection equipment, examine time measuring bottom the bridge, need stretch into the bridge bottom with testing platform through truss-like bridge detection car, the handheld check out test set of measurement personnel carries out the crack detection to the bottom of bridge, however when examining, measurement personnel need lift the test probe in one hand and paste tight bridge bottom, handheld data display device looks over, this is not only time-consuming and energy-consuming, and work efficiency is not high, in view of this, we provide bridge bottom concrete crack detection device.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a bridge bottom concrete crack detection device to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

Bridge bottom concrete crack detection device, including removing the seat, it is equipped with the elevator frame to remove the seat upside, the elevator frame with remove and be connected with between the seat and cut the fork telescopic link, fixedly connected with backup pad on the elevator frame, one side fixedly connected with cassette in the backup pad, the joint cooperation has the detector main part in the cassette, opposite side fixedly connected with protection box in the backup pad, the protection box internal rotation is connected with the gear, gear downside meshing is connected with rack A, gear one side meshing is connected with rack B, rack B and protection box sliding connection, just rack B upper end fixedly connected with fixed plate, the fixed plate upside has set firmly the snap ring, the joint cooperation has the detector probe in the snap ring, be connected through a plurality of elastic component between snap ring and the fixed plate.

Preferably, both sides of one end of the scissor telescopic rod are respectively connected with the movable seat and the lifting frame in a rotating manner, and both sides of the other end of the scissor telescopic rod are respectively connected with the movable seat and the lifting frame in a sliding manner.

Preferably, one end of the upper side of the scissor telescopic rod is fixedly connected with a threaded sleeve, a screw rod is connected in the threaded sleeve in a threaded manner, one end of the screw rod is rotatably connected with the lifting frame, and one end of the screw rod is connected with a rotating wheel.

Preferably, rack A and backup pad sliding connection, rack A one end is passed through spring A and is connected with the protection box, the rack A other end is worn out the protection box and is connected with the pull rod.

Preferably, the elastic component includes the swivel becket that is connected with the fixed plate rotation, sliding connection has the slide bar in the swivel becket, the slide bar upper end is connected with the snap ring rotation, the cover is equipped with spring B on the slide bar, spring B both ends respectively with swivel becket, slide bar connection.

Preferably, threaded connection has fastening bolt on the snap ring, fastening bolt one end and detector probe butt cooperation.

3. Advantageous effects

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

1. this application technical scheme is through placing the detector main part in the cassette, and the pulling pull rod drives rack A and gear engagement, and the gear drives rack B upwards slides for the snap ring drive detector probe rise to with bridge bottom butt, realize detecting the crack state of bridge concrete, need not the manual work equipment of lifting, easy operation, convenient to use, work efficiency is high.

2. According to the technical scheme, the sliding rod, the spring B and the rotating ring are matched, so that the clamping ring can be inclined at a certain angle, the detector probe can be driven to be automatically attached to the bottom of the arc-shaped or inclined bridge, and the applicability is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the lifting frame of the present invention;

FIG. 3 is a schematic view of the internal structure of the protection box of the present invention;

fig. 4 is a schematic view of the elastic assembly of the present invention;

the numbering in the figures illustrates: 1. a movable seat; 2. a lifting frame; 3. a scissor telescopic rod; 4. a threaded sleeve; 5. a screw rod; 6. a rotating wheel; 7. a support plate; 8. a card holder; 9. a detector main body; 10. a protective case; 11. a gear; 12. a rack A; 13. a spring A; 14. a pull rod; 15. a rack B; 16. a fixing plate; 17. a snap ring; 18. a detector probe; 19. an elastic component; 1901. a rotating ring; 1902. a slide bar; 1903. a spring B; 20. and (5) fastening the bolt.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution:

bridge bottom concrete crack detection device, including removing seat 1, it is equipped with drop frame 2 to remove 1 upside of seat, drop frame 2 and remove and be connected with between the seat 1 and cut fork telescopic link 3, fixedly connected with backup pad 7 on the drop frame 2, one side fixedly connected with cassette 8 on the backup pad 7, the joint cooperation has detector main part 9 in the cassette 8, opposite side fixedly connected with protection box 10 on the backup pad 7, protection box 10 internal rotation is connected with gear 11, the meshing of gear 11 downside is connected with rack A12, the meshing of gear 11 one side is connected with rack B15, rack B15 and protection box 10 sliding connection, and rack B15 upper end fixedly connected with fixed plate 16, the 16 upside of fixed plate is equipped with snap ring 17, the joint cooperation has detector probe 18 in the snap ring 17, be connected through a plurality of elastic component 19 between snap ring 17 and the fixed plate 16.

In this technical scheme, it can drive lifting frame 2 and go up and down to cut fork telescopic link 3, make to drive detector probe 18 and be close to the bridge bottom, rack A12 slides and can drive gear 11 and rotate, gear 11 drives rack B15 and upwards slides, make rack B15 can drive fixed plate 16, elastic component 19, snap ring 17 rises, snap ring 17 drives the bottom contact of detector probe 18 with the bridge, the super god ripples that detector probe 18 sent can be surveyed the bridge bottom, detector probe 18 and detector main part 9 electric connection, make the data transmission who surveys show in to detector main part 9.

Specifically, both sides of one end of the scissor telescopic rod 3 are respectively rotatably connected with the movable seat 1 and the lifting frame 2, and both sides of the other end of the scissor telescopic rod 3 are respectively slidably connected with the movable seat 1 and the lifting frame 2.

In this kind of technical scheme, it rises to drive lift frame 2 when scissors telescopic link 3 extends, drives lift frame 2 and descends when scissors telescopic link 3 contracts.

Further, 3 upside one end fixedly connected with thread bush 4 of scissors fork telescopic link, 4 internal thread connections of thread bush have

lead screw

5, 5 one end of lead screw rotate with lifting frame 2 and be connected, and 5 one end fixedly connected with runners 6 of lead screw.

In the technical scheme, the screw rod 5 is matched with the thread sleeve 4 to drive the scissor telescopic rod 3 to extend or contract when rotating.

Further, the rack a12 is slidably connected with the supporting plate 7, one end of the rack a12 is connected with the protective box 10 through a spring a13, and the other end of the rack a12 penetrates out of the protective box 10 and is fixedly connected with a pull rod 14.

In the technical scheme, the rack A12 can be driven to slide by pulling the pull rod 14, and the rack A12 is driven to reset by the spring A13 after the pull rod 14 is released.

Furthermore, the elastic component 19 includes a rotating ring 1901 rotatably connected to the fixing plate 16, a sliding rod 1902 is slidably connected to the rotating ring 1901, the upper end of the sliding rod 1902 is rotatably connected to the snap ring 17, a spring B1903 is sleeved on the sliding rod 1902, and two ends of the spring B1903 are respectively connected to the rotating ring 1901 and the sliding rod 1902.

In this embodiment, the sliding rod 1902 is slidable within the rotating ring 1901 such that the snap ring 17 can be tilted at an angle to accommodate bridge bottoms of different slopes.

Furthermore, the snap ring 17 is connected with a fastening bolt 20 through threads, and one end of the fastening bolt 20 is in abutting fit with the detector probe 18.

In this embodiment, the clamp bolt 20 cooperates with the snap ring 17 to tightly clamp the monitor probe 18.

Bridge bottom concrete crack detection device that this application recorded in, it rotates 5 rotations of lead screw to rotate runner 6, lead screw 5 drives scissors fork telescopic link 3 with the cooperation of thread bush 4 when rotating and extends, lift frame 2 rises, make and drive detector probe 18 and be close to the bridge bottom, can drive rack A12 through pulling pull rod 14 and slide, rack A12 slides and drives gear 11 and rotates, gear 11 drives rack B15 and upwards slides, make rack B15 can drive fixed plate 16, elastic component 19, snap ring 17 rises, snap ring 17 drives the bottom contact of detector probe 18 and bridge and merges and carry out the crack detection.

After the pull rod 14 is loosened, the spring A13 drives the rack A12 to reset, the detector probe 18 descends, and the device is pushed to move on a detection platform of the truss type bridge detection vehicle and move to the next detection point for detection.

Claims

1. Bridge bottom concrete crack detection device, including removing seat (1), its characterized in that: remove seat (1) upside and be equipped with lift frame (2), be connected with between lift frame (2) and the removal seat (1) and cut fork telescopic link (3), fixedly connected with backup pad (7) on lift frame (2), one side fixedly connected with cassette (8) on backup pad (7), the joint cooperation has detector main part (9) in cassette (8), opposite side fixedly connected with protection box (10) is gone up in backup pad (7), protection box (10) internal rotation is connected with gear (11), gear (11) downside meshing is connected with rack A (12), gear (11) one side meshing is connected with rack B (15), rack B (15) and protection box (10) sliding connection, just rack B (15) upper end fixedly connected with fixed plate (16), fixed plate (16) upside has set firmly snap ring (17), the joint cooperation has detector probe (18) in snap ring (17), be connected through a plurality of elastic component (19) between snap ring (17) and fixed plate (16).

2. The bridge bottom concrete crack detection device of claim 1, characterized in that: cut fork telescopic link (3) one end both sides and rotate with removing seat (1), lift frame (2) respectively and be connected, cut fork telescopic link (3) other end both sides respectively with removing seat (1), lift frame (2) sliding connection.

3. The bridge bottom concrete crack detection device of claim 1, characterized in that: cut fork telescopic link (3) upside one end fixedly connected with thread bush (4), thread bush (4) female connection has lead screw (5), lead screw (5) one end is rotated with lift frame (2) and is connected, just lead screw (5) one end fixedly connected with runner (6).

4. The bridge bottom concrete crack detection device of claim 1, characterized in that: the rack A (12) is connected with the supporting plate (7) in a sliding mode, one end of the rack A (12) is connected with the protection box (10) through a spring A (13), and the other end of the rack A (12) penetrates out of the protection box (10) and is fixedly connected with a pull rod (14).

5. The bridge bottom concrete crack detection device of claim 1, characterized in that: elastic component (19) include rotate swivel becket (1901) of being connected with fixed plate (16), sliding connection has slide bar (1902) in swivel becket (1901), slide bar (1902) upper end is rotated with snap ring (17) and is connected, the cover is equipped with spring B (1903) on slide bar (1902), spring B (1903) both ends are connected with swivel becket (1901), slide bar (1902) respectively.

6. The bridge bottom concrete crack detection device of claim 1, characterized in that: and a fastening bolt (20) is connected to the snap ring (17) through threads, and one end of the fastening bolt (20) is in butt fit with the detector probe (18).