CN214794769U

CN214794769U - Nondestructive testing tool for bridge steel structure

Info

Publication number: CN214794769U
Application number: CN202121043127.3U
Authority: CN
Inventors: 王长琦; 乔文
Original assignee: Jiangsu Chengyou Technology Co ltd
Current assignee: Jiangsu Chengyou Technology Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-19
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to the technical field of bridge detection, in particular to a nondestructive testing tool for a bridge steel structure, which comprises a supporting frame, a fixed frame and a flaw detection head, wherein the middle position of the upper end of the supporting frame is fixedly connected with the fixed frame, the inner side of the fixed frame is fixedly connected with a fixed rod, the middle position of the fixed rod is slidably connected with a rail plate, the rail plate is slidably connected with the fixed frame, the upper end of the rail plate is fixedly connected with the flaw detection head, the inner side of the rail plate is slidably connected with a rotating plate, and the lower end of the supporting frame is rotatably connected with a rotating valve. The scanning range is improved, and the bridge steel plate can be accurately detected.

Description

Nondestructive testing tool for bridge steel structure

Technical Field

The utility model relates to a bridge detects technical field, specifically is a bridge steel construction nondestructive test frock.

Background

With the development of society, the application of bridge steel structures is increasingly wide, steel structure engineering detection comprises the raw materials, welding parts, fasteners, welding seams, bolt ball joints, coatings and other materials of steel structures and special equipment, all specified test detection contents of engineering, main structure engineering detection, sampling detection, steel chemical component analysis, coating detection, building engineering material, waterproof material detection and other complete detection technologies, energy-saving detection and the like.

In the prior art, the detection range of the bridge steel structure is small, and the bridge steel structure cannot be comprehensively detected, so that the bridge detection accuracy is reduced, and the bridge detection is not facilitated; and can only detect the welding point when carrying out nondestructive test to the bridge, and there is less crack easily in the bridge steel construction use, and then make the bridge have the potential safety hazard easily behind the detection welding seam, be unfavorable for the safe handling of bridge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge steel construction nondestructive test frock to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a nondestructive testing tool for a bridge steel structure comprises a supporting frame, a fixing frame and a flaw detection head, wherein the fixing frame is fixedly connected at the middle position of the upper end of the supporting frame, a fixing rod is fixedly connected at the inner side of the fixing frame, a rail plate is slidably connected at the middle position of the fixing rod, the rail plate is slidably connected with the fixing frame, the flaw detection head is fixedly connected at the upper end of the rail plate, a rotating plate is slidably connected at the inner side of the rail plate, a rotating valve is rotatably connected at the lower end of the supporting frame, a gear is fixedly connected at the upper end of the rotating valve, a rack is meshed and connected at the outer side of the gear, a first clamping plate is fixedly connected at the outer end of the rack, the first clamping plate is slidably connected with the supporting frame, a sliding rod is slidably connected at the inner side of the upper end of the first clamping plate, a second clamping plate is fixedly connected at the upper end of the sliding rod, and idler wheels are rotatably connected at the inner sides of the first clamping plate and the second clamping plate, the lower end of the supporting frame is fixedly connected with a handle.

Preferably, the inner side of the upper end of the fixed frame is connected with four first balls in a rolling manner, and the first balls are symmetrically arranged about the central axis of the fixed frame.

Preferably, the upper end of the inner side of the second clamping plate is connected with four second balls in a rolling manner, and the second balls are symmetrically arranged about the central axis of the supporting frame.

Preferably, the lower extreme fixedly connected with limiting plate of slide bar, sliding connection between limiting plate and the first splint, the downside surface of slide bar is covered with the spring outward.

Preferably, the inboard fixedly connected with gag lever post of carriage, sliding connection between gag lever post and the first splint, fixed connection between gag lever post and the fixed frame, the inboard of fixed frame is equipped with driving motor, fixed connection between driving motor's output shaft upper end and the rotor plate, fixed connection between driving motor and the carriage.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged rail plate, the flaw detection head and the rotating plate, the rail plate can slide left and right by utilizing the rotation of the rotating plate, and the position of the rail plate is limited by the arranged fixed rod, so that the flaw detection head can move left and right, and the flaw detection head can longitudinally scan and process the bridge steel plate, thus the scanning range is improved, and the bridge steel plate can be accurately detected;

2. the utility model discloses in, through gear, rack and the gyro wheel that sets up, utilize the rotation of gear to make the rack can drive first splint and remove about to make splint can fix the device on the bridge steel sheet, and the effect through the gyro wheel that sets up makes the device can remove on bridge steel structure, be convenient for flaw detection head wholly carries out the scanning detection to bridge steel structure and handles, prevents to appear detecting to omit and make the bridge have hidden danger.

Drawings

FIG. 1 is a sectional view of the overall installation structure of the present invention;

FIG. 2 is a right side view of the installation structure of the rail plate, the inspection head and the rotating plate of the present invention;

fig. 3 is a top view of the mounting structure of the gear and the rack of the present invention.

In the figure: 1. a support frame; 2. a fixing frame; 3. fixing the rod; 4. a rail plate; 5. a flaw detection head; 6. a rotating plate; 7. a rotary valve; 8. a gear; 9. a rack; 10. a first splint; 11. a slide bar; 12. a second splint; 13. a roller; 14. a handle; 15. a first ball bearing; 16. a second ball bearing; 17. a limiting plate; 18. a spring; 19. a limiting rod; 20. the motor is driven.

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.

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

a nondestructive testing tool for a bridge steel structure comprises a supporting frame 1, a fixing frame 2 and a flaw detection head 5, wherein the fixing frame 2 is fixedly connected at the middle position of the upper end of the supporting frame 1, a fixing rod 3 is fixedly connected at the inner side of the fixing frame 2, a rail plate 4 is slidably connected at the middle position of the fixing rod 3, the rail plate 4 is slidably connected with the fixing frame 2, the flaw detection head 5 is fixedly connected at the upper end of the rail plate 4, a rotating plate 6 is slidably connected at the inner side of the rail plate 4, a rotating valve 7 is rotatably connected at the lower end of the supporting frame 1, a gear 8 is fixedly connected at the upper end of the rotating valve 7, a rack 9 is engaged and connected at the outer side of the gear 8, a first clamping plate 10 is fixedly connected at the outer end of the rack 9, the first clamping plate 10 is slidably connected with the supporting frame 1, a sliding rod 11 is slidably connected at the inner side of the upper end of the first clamping plate 10, a second clamping plate 12 is fixedly connected at the upper end of the sliding rod 11, and idler wheels 13 are rotatably connected at the inner sides of the first clamping plate 10 and the second clamping plate 12, a handle 14 is fixedly connected to the lower end of the support frame 1.

The inner side of the upper end of the fixed frame 2 is connected with four first ball bearings 15 in a rolling way, and the first ball bearings 15 are symmetrically arranged about the central axis of the fixed frame 2, so that the device cannot cause abrasion to the flaw detection head 5 in the moving process and can move smoothly; the upper end of the inner side of the second clamping plate 12 is connected with four second balls 16 in a rolling way, and the second balls 16 are symmetrically arranged about the central axis of the supporting frame 1, so that the upper end of the device can roll in the moving process, and the abrasion of the second clamping plate 12 is reduced; the lower end of the sliding rod 11 is fixedly connected with a limiting plate 17, the limiting plate 17 is in sliding connection with the first clamping plate 10, and the lower side surface of the sliding rod 11 is externally coated with a spring 18, so that when the second clamping plate 12 clamps bridge steel structures with different thicknesses, the second ball 16 can be tightly connected with the bridge steel structures through the action of the spring 18; inboard fixedly connected with gag lever post 19 of carriage 1, sliding connection between gag lever post 19 and the first splint 10, fixed connection between gag lever post 19 and the fixed frame 2, the inboard of fixed frame 2 is equipped with driving motor 20, fixed connection between driving motor 20's the output shaft upper end and the rotor plate 6, fixed connection between driving motor 20 and the carriage 1, be convenient for carry out spacing processing to first splint 10, make the effect through driving motor 20 simultaneously can be automatic carry out nondestructive test to the bridge steel construction that detects a flaw head 5.

The working process is as follows: when the device is used, a rated power supply is adopted for supplying power, when the nondestructive inspection is carried out on a bridge steel structure, the device is placed at the position of the bridge steel structure, the rotary valve 7 is rotated in the forward direction, the rack 9 drives the first clamping plate 10 to move towards the outer side, so that the first clamping plate 10 can be placed at the outer side of the bridge steel structure, after the first clamping plate 10 is positioned at the outer side of the bridge steel structure, the rotary valve 7 is rotated in the reverse direction, so that the clamping plate can fix the device, the driving motor 20 is started, the rotary plate 6 drives the rail plate 4 to move, so that the inspection head 5 can repeatedly move to carry out the nondestructive inspection on the bridge steel structure, meanwhile, the position of the rail plate 4 is limited through the arranged fixing rod 3, the rail plate 4 is prevented from deflecting to influence the movement of the inspection head 5, and meanwhile, the device can move through the action of the arranged roller 13, the first ball 15 and the second ball 16, and through the pulling to handle 14, what make the device can remove detects the bridge steel construction, prevent to appear detecting the leak and make the bridge use and have the potential safety hazard, and through the pulling to second splint 12 when detecting the steel construction of different thickness, make slide bar 11 rebound to make spring 18 compress, thereby make second splint 12 still can fix the device after removing, thereby make the device can be fast accurate carry out comprehensive nondestructive test to the bridge steel construction, prevent to appear the potential safety hazard.

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

Claims

1. The utility model provides a bridge steel construction nondestructive test frock, includes carriage (1), fixed frame (2) and flaw detection head (5), its characterized in that: the upper end intermediate position department fixedly connected with fixed frame (2) of carriage (1), the inboard fixedly connected with dead lever (3) of fixed frame (2), the intermediate position department sliding connection of dead lever (3) has rail board (4), sliding connection between rail board (4) and fixed frame (2), the upper end fixedly connected with of rail board (4) detects a flaw head (5), the inboard sliding connection of rail board (4) has rotor plate (6), the lower extreme rotation of carriage (1) is connected with rotary valve (7), the upper end fixedly connected with gear (8) of rotary valve (7), the outside meshing of gear (8) is connected with rack (9), the outer end fixedly connected with first splint (10) of rack (9), sliding connection between first splint (10) and carriage (1), the inboard sliding connection in upper end of first splint (10) has slide bar (11), the upper end fixedly connected with second splint (12) of slide bar (11), the inboard of first splint (10) and second splint (12) all rotates and is connected with gyro wheel (13), the lower extreme fixedly connected with handle (14) of carriage (1).

2. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the inner side of the upper end of the fixed frame (2) is connected with four first balls (15) in a rolling mode, and the first balls (15) are symmetrically arranged relative to the central axis of the fixed frame (2).

3. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the upper end of the inner side of the second clamping plate (12) is connected with four second balls (16) in a rolling mode, and the second balls (16) are symmetrically arranged around the central axis of the supporting frame (1).

4. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the lower extreme fixedly connected with limiting plate (17) of slide bar (11), sliding connection between limiting plate (17) and first splint (10), the downside surface of slide bar (11) is covered with spring (18) outward.

5. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: inboard fixedly connected with gag lever post (19) of carriage (1), sliding connection between gag lever post (19) and first splint (10), fixed connection between gag lever post (19) and fixed frame (2), the inboard of fixed frame (2) is equipped with driving motor (20), fixed connection between the output shaft upper end of driving motor (20) and rotor plate (6), fixed connection between driving motor (20) and carriage (1).