CN214895262U

CN214895262U - Nondestructive testing tool for bridge steel structure

Info

Publication number: CN214895262U
Application number: CN202121117406.XU
Authority: CN
Inventors: 刘荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-26
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a bridge steel structure nondestructive test frock relates to steel construction technical field that detects a flaw, including mounting panel and walking dolly, be provided with the drive on the walking dolly the mounting panel carries out the altitude mixture control subassembly of displacement along vertical direction, be provided with the probe via hole on the mounting panel, be provided with the centre gripping subassembly on the mounting panel, the centre gripping subassembly is including distributing the holding head of probe via hole both sides, be provided with on the mounting panel and drive two the elastic mechanism that the holding head is close to each other, the beneficial effects of the utility model are that: the host computer of flaw detector is fixed on mounting platform to the staff observes, and the probe carries out the centre gripping through two holding heads, can adjust the height wantonly, makes it be close to and waits to visit the wound, and measurement personnel promotes the walking dolly and carries out the displacement, realizes going on of the work of detecting a flaw, does not need measurement personnel to hold by hand, reduces physical demands.

Description

Nondestructive testing tool for bridge steel structure

Technical Field

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

Background

The nondestructive testing is to detect whether the detected object has defects or non-uniformity by using the characteristics of sound, light, magnetism, electricity and the like without damaging or influencing the use performance of the detected object, and give information such as the size, position, property, quantity and the like of the defects so as to judge the technical state of the detected object.

The publication number is: CN211491185U bridge steel structure nondestructive testing tool discloses a bridge steel structure nondestructive testing tool, which comprises a substrate, a clamping mechanism and a positioning mechanism, wherein the clamping mechanism and the positioning mechanism are both arranged on the substrate; the clamping mechanism comprises a first clamping jaw, a second clamping jaw and a clamping driving mechanism for driving the first clamping jaw and the second clamping jaw to approach each other, a first transmission shaft and a second transmission shaft are arranged between the two clamping jaws, the first transmission shaft comprises a first transmission pipe and a first transmission rod, the first transmission pipe is sleeved on the first transmission rod, the first transmission pipe and the first transmission rod are relatively prevented from rotating, the first transmission pipe is fixed with the first clamping jaw, the first transmission rod and the second clamping jaw are used for fixing the second transmission shaft and comprise a second transmission pipe and a second transmission rod, the second transmission pipe is sleeved on the second transmission rod, the second transmission pipe and the second transmission rod are relatively stopped, the second transmission pipe is fixed with the second clamping jaw, the second transmission rod is fixed with the first clamping jaw, and the first transmission rod and the second transmission rod are both meshed with the transmission teeth.

At present, when steel structure detection which cannot be observed by naked eyes is carried out, a flaw detector is needed when a steel structure under a concrete covering surface is used. The staff need handheld flaw detector, removes along the steel construction to detect a flaw to the steel construction under the concrete bridge face, this in-process needs the staff to bow always and slowly gos forward, and is great to physical demands, and it often reaches several hours to detect a flaw for a long time, has increased measurement personnel's fatigue.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge steel construction nondestructive test frock can fix the flaw detector, guarantees that the probe of flaw detector can keep steady, does not need the measurement personnel handheld, reduces physical demands.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge steel structure nondestructive test frock, includes mounting panel and walking dolly, be provided with the drive on the walking dolly the mounting panel carries out the altitude mixture control subassembly of displacement along vertical direction, be provided with the probe via hole on the mounting panel, be provided with the centre gripping subassembly on the mounting panel, the centre gripping subassembly is including distributing the holding head of probe via hole both sides, be provided with two on the mounting panel the elasticity mechanism that the holding head is close to each other, the one end of walking dolly is provided with lifting unit, the lifting unit upper end is provided with mounting platform.

Preferably, the height adjusting assembly comprises a positioning plate fixedly mounted on the walking trolley, and the positioning plate is in sliding connection with the mounting plate.

Preferably, one end of the positioning plate is in threaded connection with a screw rod, and one end of the screw rod is rotatably connected with the walking trolley.

Preferably, a rotating block is arranged inside the walking trolley, one end of the screw rod is fixedly connected with the rotating block, a sliding rod is arranged on the walking trolley, and the sliding rod is connected with the mounting plate in a sliding mode.

Preferably, the two clamping heads are both semicircular in shape, and the positions of the clamping heads are arranged on two sides of the probe through hole.

Preferably, the elastic mechanism comprises a shell fixedly mounted on the mounting plate, a push rod is inserted into the inner side of the shell in a sliding manner, and one end of the push rod is fixedly connected with the clamping head.

Preferably, one end of the ejector rod extends to the outside of the shell, a displacement block is arranged on the outer side of the ejector rod, and a spring is movably sleeved on the outer side of the ejector rod.

Preferably, the spring is in a compressed state, one end of the spring abuts against the displacement block, and the other end of the spring abuts against the inner wall of the housing.

Preferably, the lifting assembly comprises an outer sleeve fixedly mounted on the walking trolley, the inner wall of the outer sleeve is connected with a connecting rod in a sliding mode, and the upper end of the connecting rod is fixedly mounted at the bottom of the mounting platform.

Compared with the prior art, the beneficial effects of the utility model are that: this bridge steel construction nondestructive test frock: the host computer of flaw detector is fixed on mounting platform to the staff observes, and the probe carries out the centre gripping through two holding heads, can adjust the height wantonly, makes it be close to and waits to visit the wound, and measurement personnel promotes the walking dolly and carries out the displacement, realizes going on of the work of detecting a flaw, does not need measurement personnel to hold by hand, reduces physical demands.

Drawings

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

FIG. 2 is a schematic structural view of the height adjustment assembly of the present invention;

fig. 3 is a sectional view of the elastic mechanism of the present invention;

FIG. 4 is a partial sectional view of the traveling carriage of the present invention;

fig. 5 is a schematic view of the lifting assembly of the present invention.

In the figure: 10. a walking trolley; 11. a lifting assembly; 12. mounting a platform; 13. a height adjustment assembly; 14. mounting a plate; 15. a clamping assembly; 16. a slide bar; 17. a screw rod; 18. a probe via hole; 19. a housing; 20. a clamping head; 21. a top rod; 22. a spring; 23. a displacement block; 24. rotating the block; 25. positioning a plate; 26. a jacket; 27. a connecting rod.

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. 1-5, the present invention provides a technical solution: a nondestructive testing tool for a bridge steel structure comprises a mounting plate 14 and a walking trolley 10, wherein a height adjusting component 13 for driving the mounting plate 14 to move along the vertical direction is arranged on the walking trolley 10, the height of the mounting plate 14 can be adjusted through the height adjusting component 13, a probe through hole 18 is formed in the mounting plate 14, a probe of a flaw detector can penetrate through the probe through hole 18, the flaw detector is existing equipment and is not shown in the drawing, a clamping component 15 is arranged on the mounting plate 14, the clamping component 15 can clamp the probe, the stability of the probe in use is ensured, the clamping component 15 comprises clamping heads 20 distributed on two sides of the probe through hole 18, an elastic mechanism for driving the two clamping heads 20 to be close to each other is arranged on the mounting plate 14, the two clamping heads 20 can be pushed through the elastic mechanism, so that the two clamping heads 20 clamp the probe, one end of the walking trolley 10 is provided with a lifting component 11, the upper end of the lifting component 11 is provided with a mounting platform 12, a flaw detector body can be mounted on the mounting platform 12, and the height of the mounting platform 12 can be adjusted through the lifting component 11.

Referring to fig. 1 and 2, the height adjusting assembly 13 includes a positioning plate 25 fixedly mounted on the traveling trolley 10, the positioning plate 25 is slidably connected to the mounting plate 14, one end of the positioning plate 25 is connected to the screw rod 17 through a screw thread, one end of the screw rod 17 is rotatably connected to the traveling trolley 10, and the mounting plate 14 is rotated through the screw rod 17, so that the mounting plate 14 is acted by the screw force, and the mounting plate 14 can be displaced along the screw rod 17, and the height of the mounting plate 14 can be adjusted.

Referring to fig. 2 and 4, a rotating block 24 is arranged inside the traveling trolley 10, one end of the screw rod 17 is fixedly connected with the rotating block 24, a sliding rod 16 is arranged on the traveling trolley 10, the sliding rod 16 is slidably connected with the mounting plate 14, and the position of the screw rod 17 can be fixed by the rotating block 24, and only rotation can be performed but displacement in other manners cannot be performed.

Referring to fig. 2 and 3, the two clamping heads 20 are both semicircular in shape, the positions of the clamping heads 20 are disposed at both sides of the probe through hole 18, the probe used in flaw detection can be clamped by the clamping heads 20, the elastic mechanism includes a housing 19 fixedly mounted on the mounting plate 14, a push rod 21 is slidably inserted into the inner side of the housing 19, one end of the push rod 21 is fixedly connected with the clamping heads 20, and the push rod 21 tends to move toward the position of the clamping head 20, so that the two clamping heads 20 can be abutted together.

Referring to fig. 2 and 3, one end of the ejector rod 21 extends to the outside of the housing 19, a displacement block 23 is disposed on the outside of the ejector rod 21, a spring 22 is movably sleeved on the outside of the ejector rod 21, the spring 22 is in a compressed state, one end of the spring 22 abuts against the displacement block 23, the other end of the spring 22 abuts against the inner wall of the housing 19, and the displacement block 23 has a tendency of displacing towards the clamping head 20 under the elastic force action of the spring 22, so that the displacement block 23 drives the ejector rod 21 to displace outwards, and the two clamping heads 20 approach each other.

Referring to fig. 1 and 5, the lifting assembly 11 includes an outer casing 26 fixedly mounted on the traveling trolley 10, a connecting rod 27 slidably connected to an inner wall of the outer casing 26, an upper end of the connecting rod 27 fixedly mounted at a bottom of the mounting platform 12, a screw disposed on the outer casing 26, the connecting rod 27 fixed by screwing the screw into the outer casing 26, and the height of the mounting platform 12 adjustable by adjusting the height of the connecting rod 27.

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 which characterized in that: including mounting panel (14) and walking dolly (10), be provided with the drive on walking dolly (10) mounting panel (14) carry out altitude mixture control subassembly (13) of displacement along vertical direction, be provided with probe via hole (18) on mounting panel (14), be provided with clamping component (15) on mounting panel (14), clamping component (15) are including distributing clamping head (20) of probe via hole (18) both sides, be provided with the drive on mounting panel (14) two the elasticity mechanism that clamping head (20) are close to each other, the one end of walking dolly (10) is provided with lifting unit (11), lifting unit (11) upper end is provided with mounting platform (12).

2. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the height adjusting assembly (13) comprises a positioning plate (25) fixedly mounted on the walking trolley (10), and the positioning plate (25) is in sliding connection with the mounting plate (14).

3. The nondestructive testing tool for the bridge steel structure according to claim 2, wherein the nondestructive testing tool comprises: one end of the positioning plate (25) is in threaded connection with a screw rod (17), and one end of the screw rod (17) is rotatably connected with the walking trolley (10).

4. The nondestructive testing tool for the bridge steel structure according to claim 3, wherein the nondestructive testing tool comprises: the novel walking trolley is characterized in that a rotating block (24) is arranged in the walking trolley (10), one end of the screw rod (17) is fixedly connected with the rotating block (24), a sliding rod (16) is arranged on the walking trolley (10), and the sliding rod (16) is in sliding connection with the mounting plate (14).

5. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the two clamping heads (20) are respectively provided with a semicircular shape, and the positions of the clamping heads (20) are arranged on two sides of the probe through hole (18).

6. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: the elastic mechanism comprises a shell (19) fixedly mounted on the mounting plate (14), a push rod (21) is inserted into the inner side of the shell (19) in a sliding mode, and one end of the push rod (21) is fixedly connected with the clamping head (20).

7. The nondestructive testing tool for the bridge steel structure according to claim 6, wherein the nondestructive testing tool comprises: one end of the ejector rod (21) extends to the outside of the shell (19), a displacement block (23) is arranged on the outer side of the ejector rod (21), and a spring (22) is movably sleeved on the outer side of the ejector rod (21).

8. The nondestructive testing tool for the bridge steel structure according to claim 7, wherein the nondestructive testing tool comprises: the spring (22) is in a compressed state, one end of the spring (22) is abutted against the displacement block (23), and the other end of the spring (22) is abutted against the inner wall of the shell (19).

9. The nondestructive testing tool for the bridge steel structure according to claim 1, wherein the nondestructive testing tool comprises: lifting unit (11) is including fixed mounting overcoat (26) on walking dolly (10), the inner wall sliding connection connecting rod (27) of overcoat (26), the upper end fixed mounting of connecting rod (27) is in the bottom of mounting platform (12).