CN219617040U - Node welding deformation control device of composite beam - Google Patents

Abstract

The utility model discloses a node welding deformation control device of a composite beam, which is suitable for welding webs and flange plates of the composite beam, and comprises an upper clamping clamp, a lower clamping clamp and a telescopic adjusting device for adjusting the distance between the upper clamping clamp and the lower clamping clamp, wherein the telescopic adjusting device comprises an upper telescopic cylinder, a lower telescopic cylinder, a distance adjusting bolt and a nut, the nuts are fixed in the upper telescopic cylinder and the lower telescopic cylinder, the nuts are connected with the two ends of the distance adjusting bolt, the upper telescopic cylinder and the lower telescopic cylinder are inserted with the corresponding upper clamping clamp and the lower clamping clamp, the distance between the upper clamping clamp and the lower clamping clamp is shortened or prolonged by rotating the distance adjusting bolt, and the clamping before welding of the large composite beam is realized, so that the shrinkage deformation in welding is prevented. The operation is simple and convenient, the installation effectiveness is high, repeatedly usable, the construction cost, the consumable cost and the inspection cost of temporary fixing rib plates and temporary supporting are greatly reduced, and the construction efficiency of the welding prefabrication of the composite beam is improved.

Description

Node welding deformation control device of composite beam

Technical Field

The utility model relates to the field of welding tools, in particular to a node welding deformation control device for a composite beam.

Background

At present, in the industry of large-scale steel structures, particularly in the offshore oil industry, more and more projects are built on ocean platforms, jack-up drilling platforms, deepwater floating platforms and the like, deck plates are used as the most basic structures, the main bearing structures of the deck plates are large-scale composite beams, and the large-scale composite beams are formed by welding upper and lower flange plates and webs in a field prefabrication mode. The large-scale composite beam has very high dimensional accuracy requirement, and how to deal with the steel plate welding deformation of big thickness, the conventional practice adopts between web and top flange, with the interim deep floor of spot welding between the bottom flange, even the interim cylinder support of spot welding between the top and bottom flange to deal with welding shrinkage deformation. And cutting off the reinforcing rib plate and temporarily supporting and polishing the base material after welding. The construction difficulty is high, and the construction work efficiency is low.

Disclosure of Invention

The present utility model aims to solve the above technical problems to a certain extent.

In order to solve the technical problems, the utility model provides a node welding deformation control device for a composite beam, which is used for clamping a web plate of the composite beam and upper and lower flange plates before welding and preventing welding deformation in the welding process.

The utility model provides a node welding deformation control device of combination beam, is applicable to the welding of web and flange board of combination beam, its characterized in that, including last screens pincers, lower screens pincers that are used for joint flange board and be used for adjusting go up screens pincers with flexible adjusting device of distance between the screens pincers down, flexible adjusting device includes flexible section of thick bamboo, flexible section of thick bamboo down, roll adjustment bolt and nut down all be fixed with in the flexible section of thick bamboo go up flexible section of thick bamboo with the nut down, the both ends of roll adjustment bolt are connected the nut, go up flexible section of thick bamboo with flexible section of thick bamboo down is pegged graft and is had corresponding last screens pincers and lower screens pincers down, rotate the roll adjustment bolt, go up screens pincers with distance between the screens pincers down shortens or extends.

Further, be provided with a plurality of spacing holes on the last telescopic cylinder, be provided with the spliced eye on the last screens pincers, down the telescopic cylinder with down between the screens pincers corresponding setting, during grafting, pass through positioning bolt spacing hole with the spliced eye is fixed.

Further, the upper clamping pliers and the lower clamping pliers are all in an F shape, and the cross section surfaces of the upper clamping pliers and the lower clamping pliers are rectangular.

Further, the number of the nuts fixed in the upper telescopic cylinder is two, the two nuts are arranged at intervals, and the lower telescopic cylinder is correspondingly arranged.

Further, a rotating handle is fixed in the middle of the distance adjusting bolt.

The utility model has the beneficial effects that: the utility model provides a node welding deformation controlling means of combination beam, be applicable to the welding of web and flange board of combination beam, including the last screens pincers that are used for joint flange board, lower screens pincers and be used for adjusting the flexible adjusting device of going up screens pincers and lower screens pincers interval, flexible adjusting device includes flexible section of thick bamboo, flexible section of thick bamboo down, roll adjustment bolt and nut down, all be fixed with the nut in flexible section of thick bamboo and the flexible section of thick bamboo down, roll adjustment bolt's both ends coupling nut, go up flexible section of thick bamboo and flexible section of thick bamboo peg graft have corresponding last screens pincers and lower screens pincers down, rotatory roll adjustment bolt, go up screens pincers and lower screens pincers interval shorten or extend, realize the clamping before welding of large-scale combination beam, shrink deformation in the prevention welding. The operation is simple and convenient, the installation effectiveness is high, repeatedly usable, the construction cost, the consumable cost and the inspection cost of temporary fixing rib plates and temporary supporting are greatly reduced, and the construction efficiency of the welding prefabrication of the composite beam is improved.

Drawings

FIG. 1 is a front view of a composite beam node welding deformation control apparatus of the present utility model;

FIG. 2 is a side view of a composite beam node weld distortion control apparatus of the present utility model;

in the figure, a 1-upper clamping clamp; 2-an upper telescopic cylinder; 3-a distance adjusting bolt; 3-1 of a rotary handle and 4 of a lower telescopic cylinder; 5-lower clamping pliers; 6-positioning bolts; 7-flange plates; 8-a web plate.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model, so that those skilled in the art may better understand the utility model and practice it.

According to the embodiment of the utility model, as shown in fig. 1 and 2, the joint welding deformation control device of the composite beam is suitable for welding a web 8 and a flange plate 7 of the composite beam and comprises an upper clamping clamp 1, a lower clamping clamp 5 and a telescopic adjusting device for adjusting the distance between the upper clamping clamp 1 and the lower clamping clamp 5, wherein the telescopic adjusting device comprises an upper telescopic cylinder 2, a lower telescopic cylinder 4, a distance adjusting bolt 3 and nuts, the nuts are fixed in the upper telescopic cylinder 2 and the lower telescopic cylinder 4, the nuts are connected at two ends of the distance adjusting bolt 3, the upper clamping clamp 1 and the lower clamping clamp 5 are correspondingly inserted into the upper telescopic cylinder 2 and the lower telescopic cylinder 4, and the distance between the upper clamping clamp 1 and the lower clamping clamp 5 is shortened or prolonged by rotating the distance adjusting bolt 3.

According to the node welding deformation control device for the composite beam, as shown in fig. 1 and 2, a plurality of limiting holes are formed in an upper telescopic cylinder 2, inserting holes are formed in an upper clamping clamp 1, a lower telescopic cylinder 4 and a lower clamping clamp 5 are correspondingly arranged, and when in insertion, the positioning bolts 6 penetrate through the limiting holes and the inserting holes to fix the positioning bolts. The upper telescopic cylinder is provided with a plurality of limiting holes, and the upper clamping pliers 1 can be inserted into the positions of the limiting holes with different depths, so that the positions of the upper clamping pliers 1 can be conveniently and quickly adjusted. The same applies to the clamping pliers 5.

According to the node welding deformation control device for the composite beam, as shown in fig. 1 and 2, the upper clamping pincers 1 and the lower clamping pincers 5 are both in an F shape, and the cross section surfaces of the upper clamping pincers 1 and the lower clamping pincers 5 are rectangular. The clamping pliers are F-shaped, when in clamping, the flange plate can be lifted by the lower jaw plate of the upper clamping pliers 1, the lower flange plate can be clamped by the upper jaw plate of the lower clamping pliers, in addition, the cross section surfaces of the upper clamping pliers 1 and the lower clamping pliers 5 are rectangular, the contact area between the clamping pliers and the flange plate 7 can be increased, and the clamping is more reliable.

According to the node welding deformation control device for the composite beam, as shown in fig. 1 and 2, two nuts are fixed in the upper telescopic cylinder 2, the two nuts are arranged at intervals, and the lower telescopic cylinder 4 is correspondingly arranged. The two nuts can play a role in guiding the pitch adjusting bolt 3, and meanwhile, the strength of the nuts is increased, so that the pitch adjusting bolt is not easy to damage. The middle part of the distance adjusting bolt 3 is fixed with a rotary handle 3-1, which is convenient for rotating the distance adjusting bolt 3.

During operation, 4 groups of tools are adopted before welding the large-scale combined beam, namely two tools are respectively installed and fixed on the left side and the right side of a web 8 of the combined beam, a rotating handle 3-1 is manually utilized to rotate a distance adjusting bolt 3 to enable a jaw of an upper clamping clamp 1 to jack a flange plate 7, a gasket is used for enabling a lower clamping clamp 5 to clamp the flange plate 7, clamping of the clamping position before welding of the large-scale combined beam is easily achieved, and shrinkage deformation in welding is prevented. The operation is simple and convenient, the installation effectiveness is high, repeatedly usable, the construction cost, the consumable cost and the inspection cost of temporary fixing rib plates and temporary supporting are greatly reduced, and the construction efficiency of the welding prefabrication of the composite beam is improved.

The above embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model. The protection scope of the utility model is subject to the claims.

Claims (5)

1. The utility model provides a node welding deformation control device of combination beam, is applicable to the welding of web and flange board of combination beam, its characterized in that, including last screens pincers, lower screens pincers that are used for joint flange board and be used for adjusting go up screens pincers with flexible adjusting device of distance between the screens pincers down, flexible adjusting device includes flexible section of thick bamboo, flexible section of thick bamboo down, roll adjustment bolt and nut down all be fixed with in the flexible section of thick bamboo go up flexible section of thick bamboo with the nut down, the both ends of roll adjustment bolt are connected the nut, go up flexible section of thick bamboo with flexible section of thick bamboo down is pegged graft and is had corresponding last screens pincers and lower screens pincers down, rotate the roll adjustment bolt, go up screens pincers with distance between the screens pincers down shortens or extends.

2. The device for controlling the joint welding deformation of the composite beam according to claim 1, wherein a plurality of limiting holes are formed in the upper telescopic cylinder, plug holes are formed in the upper clamping pliers, and the lower telescopic cylinder and the lower clamping pliers are correspondingly arranged, and when in plug, the upper telescopic cylinder and the lower clamping pliers are fixed through the limiting holes and the plug holes through positioning bolts.

3. The joint welding deformation control device for composite beams according to claim 1, wherein the upper clamping pliers and the lower clamping pliers are both in an F shape, and the cross-sectional surfaces of the upper clamping pliers and the lower clamping pliers are rectangular.

4. The device for controlling the joint welding deformation of the composite beam according to claim 1, wherein two nuts are fixed in the upper telescopic cylinder, the two nuts are arranged at intervals, and the lower telescopic cylinder is correspondingly arranged.

5. The joint welding deformation control device for a composite beam according to claim 1, wherein a rotating handle is fixed to the middle of the distance adjusting bolt.