CN212823734U

CN212823734U - Auxiliary positioning device for welding of butt joint of steel structure pipeline

Info

Publication number: CN212823734U
Application number: CN202021814462.4U
Authority: CN
Inventors: 牛记录; 钟兴瑞; 杨征文
Original assignee: Shandong Shengyang Construction Machinery Co ltd
Current assignee: Shandong Shengyang Construction Machinery Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-03-30
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses an auxiliary positioning device for welding a steel structure pipeline butt joint, which comprises a supporting and fixing plate, a fixing ring, an adjusting and positioning block and a pipeline; a plurality of supporting and fixing plates are arranged on one side of the pipeline, a plurality of adjusting and positioning blocks are arranged on one side of each supporting and fixing plate, and fixing rings are arranged at two ends of each supporting and fixing plate; the utility model discloses an establish supporting fixed plate and solid fixed ring and adjusting the piece, adjust through the fixed welding that can make two pipelines of fixed and adjusting the piece of fixed ring and correct the butt joint to the interface, make the welding more firm, can realize dismantling the equipment fast simultaneously, carry the transportation convenient.

Description

Auxiliary positioning device for welding of butt joint of steel structure pipeline

Technical Field

The utility model belongs to steel structure pipeline field, in particular to be used for steel structure pipeline to interface welding auxiliary positioning device.

Background

The steel structure pipeline is an important component part for transmitting oil, natural gas and other energy materials, but the following problems often occur in the using process: when two sections of pipelines need to be welded to the joint, the two sections of pipelines are just completely butted properly and difficultly in direction and position due to the fact that the pipelines are heavy, the welding joint firmness and the compression resistance can be reduced when the two sections of pipelines are continuously welded under the condition that the butt joint is improper, the service life is shortened, and the like, and serious safety accidents can be caused when the two sections of pipelines are serious.

Disclosure of Invention

The utility model aims at overcoming not enough among the prior art, providing one kind and being used for steel construction pipeline to interface welding auxiliary positioning device, can accomplish fast and contain the supplementary correction and the location of structure to the pipeline, guarantee to weld and go on smoothly.

In order to realize the purpose, the utility model discloses a technical scheme is:

an auxiliary positioning device for welding a steel structure pipeline butt joint comprises a supporting fixing plate, a fixing ring, an adjusting positioning block and a pipeline; a plurality of supporting and fixing plates are arranged on one side of the pipeline, a plurality of adjusting and positioning blocks are arranged on one side of each supporting and fixing plate, and the fixing rings are arranged at two ends of each supporting and fixing plate;

the fixing ring comprises a clamp I and a clamp II, one side of the clamp I is provided with the clamp II, the clamp I and the clamp II are movably connected through a pin shaft, and the clamp I and the clamp II at the other end are fixed through bolts, so that the equipment can meet the fixing requirements of pipelines with different sizes, and the application range is expanded;

the clamp I comprises a through groove III and a bolt I, and the bolt I is arranged on one side of the through groove III; the inner wall of the through groove III is parallel to the outer wall of the pipeline, and the bolt I penetrates through the through groove III through threads to be in contact with the outer wall of the pipeline, so that preliminary positioning and fixing are performed, the pipeline is prevented from being displaced to a large extent, and large workload is brought to welding alignment;

the clamp II comprises a through groove IV and a bolt II, and one side of the through groove IV is provided with the bolt II; after the clamp I finishes primary positioning and fixing of the pipeline, the bolt II continues to be screwed down, the bolt II is enabled to pass through the through groove IV until the bolt II is contacted with the outer wall of the pipeline, and then the bolt I and the bolt II are adjusted together, so that the pipeline and the fixing ring are concentric.

The adjusting positioning block comprises a through groove V and a bolt III; the supporting and fixing plate penetrates through the fixing ring and is fixed on the through groove III and the through groove IV through the bolts I and II; and the supporting and fixing plate penetrates through the adjusting and positioning block and is fixed on the through groove V through a bolt III.

Preferably, the supporting and fixing plate comprises a through groove I and a through groove II, wherein the through groove II is formed in one side of the through groove I, and the through groove I and the through groove II are mutually matched for use together, so that the alignment welding of a welding port is more convenient and faster.

Compared with the prior art, the utility model beneficial effect shows:

1) the utility model uses the supporting and fixing plate and the fixing ring in a mutually matched way, so that the circle centers of two sections of pipelines are positioned on a horizontal line, the interface is finely adjusted by adjusting the fixing block, and the welding interfaces of the two pipelines can be properly corrected and butted by further fixing the fixing ring and adjusting and fixing the adjusting and positioning block, so that the welding is firmer;

2) the utility model discloses can realize quick dismantlement equipment, carry the transportation convenience.

Drawings

FIG. 1 is a schematic structural view of an auxiliary positioning device for welding a steel structure pipeline butt joint of the present invention;

FIG. 2 is a schematic view of a fixing ring structure used in an auxiliary positioning device for welding a steel structure pipeline butt joint;

FIG. 3 is a schematic structural view of an adjusting and positioning block in an auxiliary positioning device for welding a butt joint of a steel structure pipeline of the present invention;

in the figure: 1. a support fixing plate; 101. a through groove I; 102. a through groove II; 2. a fixing ring; 21. a clamp I; 211. a through groove III; 212. a bolt I; 22. a clamp II; 221. a through groove IV; 222. a bolt II; 3. adjusting a positioning block; 31. a through groove V; 32. a bolt III; 4. a pipeline.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1 to 3.

An auxiliary positioning device for welding a steel structure pipeline butt joint comprises a supporting and fixing plate 1, a fixing ring 2, an adjusting and positioning block 3 and a pipeline 4; a plurality of supporting and fixing plates 1 are arranged on one side of the pipeline 4, a plurality of adjusting and positioning blocks 3 are arranged on one side of the supporting and fixing plates 1, and the fixing rings 2 are arranged at two ends of the supporting and fixing plates 1;

the fixing ring 2 comprises a clamp I21 and a clamp II 22, one side of the clamp I21 is provided with the clamp II 22, the clamp I21 is movably connected with the clamp II 22 through a pin shaft, and the clamp I21 and the clamp II 22 at the other end are fixed through bolts, so that equipment can meet the fixing requirements of pipelines with different sizes, and the application range is expanded;

the clamp I21 comprises a through groove III 211 and a bolt I212, and the bolt I212 is arranged on one side of the through groove III 211; the inner wall of the through groove III 211 is parallel to the outer wall of the pipeline 4, and the bolt I212 penetrates through the through groove III 211 through threads to be in contact with the outer wall of the pipeline 4, so that preliminary positioning and fixing are performed, the pipeline is prevented from being displaced to a large extent, and large workload is brought to welding alignment;

the clamp II 22 comprises a through groove IV 221 and a bolt II 222, and the bolt II 222 is arranged on one side of the through groove IV 221; after the clamp I21 finishes primary positioning and fixing of the pipeline 4, the bolt II 222 is continuously screwed, the bolt II 222 passes through the through groove IV 221 until the bolt II contacts with the outer wall of the pipeline, and then the bolt I212 and the bolt II 222 are jointly adjusted to enable the pipeline to be concentric with the fixing ring 2.

The adjusting and positioning block 3 comprises a through groove V31 and a bolt III 32; the supporting and fixing plate 1 penetrates through the fixing ring 2 and is fixed on the through groove III 211 and the through groove IV 221 through bolts I212 and II 222; the supporting and fixing plate 1 penetrates through the adjusting and positioning block 3 and is fixed on the through groove V31 through a bolt III 32.

Supporting and fixing plate 1 is including leading to groove I101 and leading to groove II 102, leading to groove I101 one side and being equipped with logical groove II 102, mutually supporting the use jointly through leading to groove I101 and leading to groove II 102, can make the alignment welding of weld joint convenient and fast more.

The utility model provides a be used for steel construction pipeline to interface welding auxiliary positioning device, the working process as follows:

when two sections of pipelines need to be in butt joint welding, fixing a fixing ring at one end on the pipeline at one side through a bolt I and a bolt II; then the adjusting positioning block is fixed in the through groove V through a bolt III, and can slide in the through groove V to adjust the fixing position as required; when the butt joint position of the pipeline at one end is not correct, a fixing ring at one side of a supporting and fixing plate, a bolt III, a bolt II and a bolt I of an adjusting and positioning block are screwed and fixed at the butt joint position of the pipeline at the other end to be doubly fixed, then the position of the adjusting and positioning block on the pipeline at the other end is adjusted, and the direction position of the butt joint of the pipeline is adjusted by rotating the bolt III in the corresponding direction and position; after the adjustment is finished, the fixing rings on the pipelines are fixed at proper positions, so that the interfaces of the two adjusted pipelines are more stable.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. An auxiliary positioning device for welding a steel structure pipeline butt joint comprises a supporting fixing plate, a fixing ring, an adjusting positioning block and a pipeline; the pipeline positioning device is characterized in that a plurality of supporting and fixing plates are arranged on one side of the pipeline, a plurality of adjusting and positioning blocks are arranged on one side of each supporting and fixing plate, and the fixing rings are arranged at two ends of each supporting and fixing plate; the fixing ring comprises a clamp I and a clamp II, and the clamp II is arranged on one side of the clamp I; the clamp I comprises a through groove III and a bolt I, and the bolt I is arranged on one side of the through groove III; the clamp II comprises a through groove IV and a bolt II, and one side of the through groove IV is provided with the bolt II;

2. The auxiliary positioning device for the welding of the butt joint of the steel structure pipeline according to claim 1, wherein the supporting and fixing plate comprises a through groove I and a through groove II, and the through groove II is arranged on one side of the through groove I.