CN212286239U

CN212286239U - Welding device for reinforcing cracks of bridge steel box girder

Info

Publication number: CN212286239U
Application number: CN202020502095.8U
Authority: CN
Inventors: 段俭君
Original assignee: China Coal Geological Administration Third Hydrogeological Team
Current assignee: China Coal Geological Administration Third Hydrogeological Team
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-01-05
Anticipated expiration: 2030-04-08

Abstract

The utility model belongs to the technical field of bridge maintenance equipment, a welding device for reinforcing cracks of a bridge steel box girder is disclosed, which comprises a support plate, a fixed box at the upper end of the support plate and a wire fixing component at one side of the fixed box, wherein the upper end of the support plate is fixedly connected with the fixed box, a welding machine can be placed in the fixed box, the side surface of the fixed box close to the wire fixing component is provided with a through hole, a wire can run through the through hole, the wire is fixed on the welding machine, one end of the wire stretches out and winds on the wire fixing component through the through hole, the support plate is far away from the end of the wire fixing component, which is fixed with a push; the utility model discloses a through the arbitrary direction rotation that spherical connector can realize the wire, increased user's working range to welded efficiency is consolidated to the steel case roof beam crackle has been improved.

Description

Welding device for reinforcing cracks of bridge steel box girder

Technical Field

The utility model belongs to the technical field of the bridge maintenance of equipment, especially, relate to a bridge steel case roof beam crackle is consolidated and is used welding set.

Background

The electric welder is a transformer with high power, and the welding material and the welded material on the welding electrode are melted by the high temperature electric arc generated by the instantaneous short circuit of the positive and negative poles, so that the welded object is combined.

The steel box girder is called steel plate box girder, which is a common structural form of a large span bridge, is generally used on a bridge with a larger span, is called a steel box girder because the shape is like a box, and the bridge steel box girder needs to bear large pressure, so that cracks can be generated on the surface of the bridge steel box girder, and after fatigue cracks occur at the individual welding connection parts of the bridge steel box girder, the cracks can be removed by adopting a carbon arc gas gouging method and then are welded again.

However, the existing welding device has the following defects when in use:

when a user carries out steel box girder crack reinforcing welding, the user needs to continuously adjust the position of the user according to the position of a welding seam, so that the wire of the electric welding machine needs to be continuously pulled, the wire can be wound on the electric welding machine when the user changes the welding position, and after the wire is wound for many times, the available length of the wire is continuously reduced, so that the working range of the user is reduced, and the efficiency of the steel box girder crack reinforcing welding is reduced.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a bridge steel case roof beam welding set for crackle reinforcement.

The utility model discloses a realize like this, a welding set for bridge steel case roof beam crackle reinforcement includes the fixed case of backup pad, backup pad upper end and the fixed subassembly of wire on one side of the fixed case, backup pad upper end fixed connection the fixed case, the welding machine can be placed to fixed incasement portion, and fixed case is close to the fixed subassembly side of wire has seted up the through-hole, the wire can be run through to the through-hole is inside, and the wire is fixed on the welding machine, and one end stretches out the winding through the through-hole on the fixed subassembly of wire, the backup pad is kept away from the fixed subassembly end of wire is fixed with the push rod, the backup pad bottom still is fixed.

The utility model provides a preferred scheme: the push rod comprises bent rods fixed on the side faces of the supporting plates, and rubber rods are fixed to the two bent rods far away from the ends of the supporting plates.

The utility model provides a preferred scheme: and the fixed box and the back side of the through hole are fixed with a heat dissipation mesh enclosure.

The utility model provides a preferred scheme: the wire fixing component comprises a fixing part and is characterized in that the upper end of the supporting plate supports the base, the supporting base is internally and rotatably connected with a take-up reel, the take-up reel is wound with a wire, the wire fixing component further comprises a vertical rod fixed to the upper end of the supporting plate, the vertical rod is located on the supporting base and deviates from the fixed box side, and a fixed clamp is arranged at the upper end of the vertical rod.

The utility model provides a preferred scheme: the fixed clamp with be equipped with ball connector between the montant, fixed clamp one side is articulated to be connected, and the opposite side is equipped with fastening screw, and the direction can be rotated at will to fixed clamp under ball connector's the rotation effect.

The utility model provides a preferred scheme: and a welding pipe is fixed at the end of the lead.

The utility model discloses an advantage and positive effect do: the utility model discloses a be provided with fixed subassembly of wire, including fixing in backup pad upper end support base, it is connected with the take-up reel to support the inside rotation of base, the winding has the wire on the take-up reel, still including fixing the montant in the backup pad upper end, the montant is located and supports the base and deviate from the fixed case side, the montant upper end is equipped with fixed clamp, be equipped with ball connector between fixed clamp and the montant, fixed clamp one side is articulated to be connected, the opposite side is equipped with fastening screw, fixed clamp can rotate the direction at will under ball connector's the rotation effect, when the user changes the welding position, the arbitrary direction that can realize the wire through ball connector rotates, user's working range has been increased, thereby steel box girder crack consolidates welded efficiency has been improved, the wire receive and.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic top front view of fig. 1 provided in an embodiment of the present invention;

fig. 3 is a schematic top side view of fig. 1 provided in accordance with an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a point I in fig. 1 according to an embodiment of the present invention;

in the figure: 1. a support plate; 2. a fixed box; 3. a wire fixing assembly; 31. a support base; 32. a take-up reel; 33. a vertical rod; 34. fixing a clamp; 35. a ball connector; 36. fastening screws; 4. welding machine; 5. a through hole; 6. a wire; 7. a push rod; 8. a universal wheel; 9. a curved bar; 10. a rubber rod; 11. a heat dissipation mesh enclosure; 12. and (6) welding the tube.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the embodiment of the utility model provides a welding set for reinforcing bridge steel box girder crackle includes the fixed case 2 of backup pad 1, the 1 upper end of backup pad and the fixed subassembly 3 of wire of fixed case 2 one side, 1 upper end fixed connection in backup pad fixed case 2, fixed case 2 inside can place welding machine 4, and fixed case 2 is close to through-hole 5 has been seted up to the fixed subassembly 3 side of wire side, through-hole 5 inside can run through wire 6, and wire 6 is fixed on welding machine 4, and one end stretches out the winding through-hole 5 on the fixed subassembly 3 of wire, backup pad 1 is kept away from the fixed subassembly 3 end of wire is fixed with push rod 7, 1 bottom in backup pad still is fixed with universal wheel 8.

Specifically, the push rod 7 comprises curved rods 9 fixed on the side surfaces of the support plate 1, and two ends, far away from the support plate 1, of the curved rods 9 are provided with rubber rods 10.

Specifically, the fixing box 2 and the through hole 5 are fixed with a heat dissipation mesh enclosure 11 on the opposite side.

Concretely, the subassembly 3 is fixed to the wire including fixing 1 upper end support base 31 in the backup pad supports 31, supports 31 inside rotations in base and is connected with take-up reel 32, and the winding has on the take-up reel 32 the wire 6 still includes the montant 33 of fixing in the 1 upper end of backup pad, montant 33 is located and supports 31 and deviate from 2 sides of fixed box, montant 33 upper end are equipped with fixed clamp 34.

Specifically, fixed clamp 34 with be equipped with ball connector 35 between the montant 33, fixed clamp 34 one side is articulated to be connected, and the opposite side is equipped with fastening screw 36, and fixed clamp 34 can rotate the direction at will under ball connector 35's the rotation effect.

Specifically, a welded pipe 12 is fixed at the end of the lead 6.

The utility model discloses a theory of operation: when using, through promoting pipe rubber pole 10, the promotion backup pad removes, when removing to weldment work department, when welding, with wire 6 pulling, drawing drum 32 rotates the unwrapping wire, open fixed clamp 34, place wire 6 inside fixed clamp 34, close fixed clamp 34 through fastening screw 36 fixed, when welding, when needing to remove welded pipe 12 and remove, only need to pull wire 6 and remove can, because fastening clamp 34 can carry out the free rotation under ball connector 35's rotation, can carry out the pulling of multiple direction with wire 6, after the welding is accomplished, rotate drawing drum 32, accomodate wire 6, through opening fastening clamp 34, accomodate wire 6 completely.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. A welding device for reinforcing cracks of a bridge steel box girder is characterized by comprising a support plate (1), a fixed box (2) at the upper end of the support plate (1) and a lead fixing component (3) at one side of the fixed box (2), the upper end of the supporting plate (1) is fixedly connected with the fixed box (2), a welding machine (4) can be placed in the fixed box (2), the side surface of the fixed box (2) close to the lead fixing component (3) is provided with a through hole (5), a lead (6) can penetrate through the through hole (5), the lead (6) is fixed on the welding machine (4), one end of the lead (6) extends out of the through hole (5) and is wound on the lead fixing component (3), the supporting plate (1) is far away from the end, fixed to the wire fixing component (3), of the push rod (7), and the bottom of the supporting plate (1) is further fixed with universal wheels (8).

2. The welding device for reinforcing cracks of the bridge steel box girder according to the claim 1, wherein the push rod (7) comprises curved rods (9) fixed on the side surfaces of the supporting plate (1), and rubber rods (10) are fixed on the two curved rods (9) far away from the supporting plate (1).

3. The welding device for reinforcing the cracks of the bridge steel box girder according to claim 1, wherein a heat dissipation mesh enclosure (11) is fixed on the opposite side of the fixing box (2) from the through hole (5).

4. The welding device for crack reinforcement of the bridge steel box girder according to claim 1, wherein the wire fixing component (3) comprises a support base (31) fixed on the upper end of the support plate (1), a take-up reel (32) is rotatably connected inside the support base (31), the wire (6) is wound on the take-up reel (32), and a vertical rod (33) fixed on the upper end of the support plate (1), the vertical rod (33) is located on the side of the support base (31) away from the fixed box (2), and a fixing clamp (34) is arranged on the upper end of the vertical rod (33).

5. The welding device for crack reinforcement of bridge steel box girder according to claim 4, characterized in that a ball connector (35) is provided between the fixing clip (34) and the vertical bar (33), one side of the fixing clip (34) is hinged, and the other side is provided with a fastening screw (36), the fixing clip (34) can rotate freely under the rotation effect of the ball connector (35).

6. The welding device for reinforcing the cracks of the bridge steel box girder according to the claim 1, wherein a welding pipe (12) is fixed at the end of the lead (6).