CN215941995U

CN215941995U - Welding tool for marine petroleum pipeline transportation

Info

Publication number: CN215941995U
Application number: CN202121382336.0U
Authority: CN
Inventors: 徐明政; 高浩然; 赵准; 王�义; 张俊; 关会群; 刘玉
Original assignee: CNOOC Energy Technology and Services Ltd; CNOOC Energy Development of Equipment and Technology Co Ltd
Current assignee: CNOOC Energy Technology and Services Ltd; CNOOC Energy Development of Equipment and Technology Co Ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-03-04
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a welding tool for marine petroleum pipeline transportation, which comprises an installation platform, wherein a storage box is arranged in the middle of the top surface of the installation platform, and adjusting mechanisms higher than the storage box are arranged on two sides of the storage box of the installation platform; the adjusting mechanism comprises a box body fixed on the mounting platform and bracket assemblies symmetrically arranged on the top surface of the box body; the vertical first pivot of being provided with through a motor control pivoted in box middle part, the top of first pivot is provided with the head rod that middle part and first pivot cup jointed mutually, and the both ends of head rod all rotate and are connected with the second connecting rod, and the other end of second connecting rod all rotates and is connected with the slider, and the spout with the inner sliding fit of box roof is all seted up to the both sides of slider. The utility model aims to provide a welding tool for marine petroleum pipeline transportation, which can adapt to pipelines of various sizes and can reduce the difficulty of rotating the pipelines during welding.

Description

Welding tool for marine petroleum pipeline transportation

Technical Field

The utility model relates to the technical field of welding structures, in particular to a welding tool for marine petroleum pipeline transportation.

Background

In the marine oil transportation process, a transportation pipeline is often required to be used, the circular pipeline is generally supported and installed in place firstly, then is subjected to spot welding by using a welding gun, and then the welding gun is operated to slowly weld along the outer circular surface of the pipeline to obtain a complete circular welding line, so that the reliable connection of the pipeline is ensured, and the pipeline is sealed and has no leakage point. Meanwhile, in the welding process of the pipeline, positioning, alignment and spot welding are conventional, the difficulty is generally in the full-length welding process, the full-length welding needs to be complete in one-time welding as much as possible, overlapping is reduced as much as possible, the full-length welding seam is in a full circle shape, if the pipeline is laid on the ground, the surface of the pipeline is inevitably located below the full-length welding seam, a part of the pipeline needs to be welded, and then the pipeline is rotated, so that the welding difficulty is high. The pipeline can also be erected for welding, but the whole pipeline is in an upright state and is dangerous. The existing welding tool is generally used for welding the pipeline with fixed size, and the practicability is low. Therefore, a welding tool for marine petroleum pipeline transportation, which can adapt to pipelines of various sizes and can reduce the difficulty of rotating the pipelines during welding, is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a welding tool for marine petroleum pipeline transportation, which can adapt to pipelines with various sizes and can reduce the difficulty of rotating the pipelines during welding.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a welding tool for marine petroleum pipeline transportation comprises an installation platform, wherein a storage box is arranged in the middle of the top surface of the installation platform, and adjusting mechanisms higher than the storage box are arranged on two sides of the storage box on the installation platform; the adjusting mechanism comprises a box body fixed on the mounting platform and bracket assemblies symmetrically arranged on the top surface of the box body; a first rotating shaft which is controlled to rotate by a first motor is vertically arranged in the middle of the box body, a first connecting rod is arranged at the top of the first rotating shaft, the middle of the first connecting rod is sleeved with the first rotating shaft, two ends of the first connecting rod are rotatably connected with second connecting rods, the other end of each second connecting rod is rotatably connected with a sliding block, and sliding grooves which are in sliding fit with the inner end of a top plate of the box body are formed in two sides of each sliding block; the bracket assembly comprises a fixing frame fixed on the top surface of the sliding block at the middle part, the two ends of the fixing frame are detachably connected to the top surface of the box body, the fixing frame is transversely provided with a rotating roller through a second rotating shaft, and the bracket assembly positioned on the same side is provided with a second motor for controlling the rotating roller on any fixing frame.

Furthermore, both ends of the first rotating shaft are rotatably connected with the inner wall of the box body, a worm wheel is arranged at the bottom of the first rotating shaft, a worm is rotatably matched on the worm wheel, one end of the worm is rotatably connected with the side wall of the box body, and the other end of the worm is rotatably connected with a first motor in the box body.

Furthermore, spacing holes are formed in the two sides of the top surface of the box body at equal intervals, and spacing bolts connected with the spacing holes are arranged on the fixing frame in a matched mode.

Furthermore, the four corners of the mounting platform are fixedly provided with supporting legs, and the bottom ends of the supporting legs are fixedly provided with non-slip mats.

Furthermore, a controller for controlling the first motor and the second motor is arranged at the bottom of the mounting platform.

Furthermore, the top end of the containing box is hinged with a protection plate, and a containing shovel is detachably arranged on the bottom side of the containing box.

Furthermore, the outer layer of each rotating roller is provided with an anti-skid layer.

Compared with the prior art, the utility model has the following beneficial effects:

the mounting platform can be used as a mounting base of the adjusting mechanism, and can provide guarantee for the stability of the pipeline frame on the adjusting mechanism to a certain extent. The box can be used to protect inside pivoted part, rotates the head rod through first motor, lets take place to rotate again between head rod and the second connecting rod, makes the bracket assembly of fixing mutually with the slider be close to or keep away from to move in the sliding fit within range of the spout of slider both sides and box top surface all the time, in order to adapt to the pipeline of multiple size of a dimension. Be used for erectting the pipeline that needs the welding between the bracket assembly of homonymy, when the less pipeline of size is placed to needs, can be close control the first motor pulling bracket assembly among the both sides adjustment mechanism, otherwise then can let the distance between two bracket assemblies enlarge to can realize welding the pipeline of different size of a dimension, improve the device's practicality effectively.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the slider in the case of the present invention;

FIG. 4 is a schematic view of the storage shovel of the present invention;

fig. 5 is a schematic structural view of the inside of the case in the present invention.

Reference numerals:

1-mounting platform, 2-adjusting mechanism, 3-bracket assembly, 4-limiting hole, 5-limiting bolt, 6-controller, 7-containing box, 8-supporting leg, 9-protective plate, 10-containing shovel, 11-anti-slip layer, 12-anti-slip pad, 21-box body, 22-first motor, 23-worm, 24-worm wheel, 25-first connecting rod, 26-second connecting rod, 27-first sliding block, 28-second sliding block, 29-first rotating shaft, 30-sliding chute, 31-second motor, 32-fixing frame, 33-rotating roller and 34-second rotating shaft.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 5, the welding tool for marine petroleum pipeline transportation comprises an installation platform 1, wherein a storage box 7 is arranged in the middle of the top surface of the installation platform 1, and adjusting mechanisms 2 higher than the storage box 7 are arranged on two sides of the storage box 7 of the installation platform 1; the adjusting mechanism 2 comprises a box body 21 fixed on the mounting platform 1 and bracket assemblies 3 symmetrically arranged on the top surface of the box body 21; a first rotating shaft 29 which is controlled to rotate by a first motor 22 is vertically arranged in the middle of the box body 21, a first connecting rod 25 is arranged at the top of the first rotating shaft 29, the middle of the first connecting rod is sleeved with the first rotating shaft 29, two ends of the first connecting rod 25 are rotatably connected with second connecting rods 26, the other ends of the second connecting rods 26 are rotatably connected with sliding blocks, and sliding grooves 30 which are in sliding fit with the inner end of a top plate of the box body 21 are respectively arranged on two sides of each sliding block; the bracket assembly 3 comprises a fixed frame 32, the middle part of which is fixed with the top surface of the sliding block, two ends of the fixed frame 32 are detachably connected with the top surface of the box body 21, the fixed frame 32 is transversely provided with a rotating roller 33 through a second rotating shaft 34, and the bracket assembly 3 positioned on the same side is provided with a second motor 31 for controlling the rotating roller 33 on any fixed frame 32; both ends of the first rotating shaft 29 are rotatably connected with the inner wall of the box body 21, a worm wheel 24 is arranged at the bottom of the first rotating shaft 29, a worm 23 is rotatably matched on the worm wheel 24, one end of the worm 23 is rotatably connected with the side wall of the box body 21, and the other end of the worm 23 is rotatably connected with a first motor 22 in the box body 21.

Wherein, the equidistant spacing 4 of having seted up in both sides of box 21 top surface, the cooperation is provided with the spacing bolt 5 of being connected with spacing hole 4 on the mount 32, and spacing hole 4 and spacing bolt 5 are used for cooperating fixed bracket assembly 3's interval, make the pipeline position when welding stable.

The bottom of the mounting platform 1 is provided with a controller 6 for controlling the first motor 22 and the second motor 31, so that the unified control of all the motors in the welding tool is facilitated.

The utility model carries out welding by respectively erecting two sections of pipelines on the adjusting mechanisms 2 at two sides of the containing box 7. After the pipeline is placed between the two bracket assemblies 3, the controller 6 controls the first motor 22 to rotate the first rotating shaft 29 to rotate the first connecting rod 25, and then the second connecting rods 26 hinged at both ends of the first connecting rod 25 are rotated. When the included angle between the first connecting rod 25 and the second connecting rod 26 is the largest, the distance between the two bracket assemblies 3 is the largest, and when the included angle between the first connecting rod 25 and the second connecting rod 26 is the smallest, the distance between the two bracket assemblies 3 is the smallest. Thereby controlling the first slider 27 and the second slider 28 to approach or separate from each other, and the carriage assembly 3 fixed to both the sliders to approach or separate from each other. And the bracket component 3 can move in the sliding fit range of the sliding grooves 30 at the two sides of the sliding block and the top surface of the box body 21 all the time when moving, so as to adapt to pipelines with various sizes. Be used for erectting the pipeline that needs the welding between the bracket assembly 3 of homonymy, when the less pipeline of size is placed to needs, can be close to the first motor 22 pulling bracket assembly 3 among the control both sides adjustment mechanism 2, otherwise then can let the distance between two bracket assembly 3 enlarge to can realize welding the pipeline of different size of a dimension, improve the device's practicality effectively. Meanwhile, since the first rotating shaft 29 is located in the middle of the box 21 and the two bracket assemblies 3 are synchronously close to or far away from each other, the pipeline clamped between the bracket assemblies 3 can be directly located at the middle position, so that the pipeline on the left and right adjusting mechanisms 2 can be accurately aligned and welded.

After adjusting the interval between the bracket assembly 3, rotate through the second motor 31 on the controller 6 control bracket assembly 3, the live-rollers 33 that have second motor 31 in the bracket assembly 3 that is located the homonymy is initiative, and another live-rollers 33 is driven, when controlling two second motors 31 synchronous rotation, can weld the pipeline at containing box 7 top, and the welding slag of sputter can drop in containing box 7 among the welding process. The top end of the containing box 7 is hinged with a protection plate 9, and a containing shovel 10 is detachably arranged on the bottom side of the containing box 7. The protection plate 9 can be used for protecting welding personnel, preventing welding slag from sputtering to the human body direction, and the containing shovel 10 can be used for pouring the welding slag in the containing box 7.

The four corners of the mounting platform 1 are fixedly provided with supporting legs 8, the bottom end of each supporting leg 8 is fixedly provided with an anti-slip pad 12, each supporting leg 8 is used for supporting the mounting platform 1, and the anti-slip pads 12 are used for preventing the mounting platform 1 from sliding due to rotation of a pipeline in the welding process.

Wherein, the outer layer of the rotating roller 33 is provided with an anti-slip layer 11, which prevents the rotating roller 33 from slipping with the pipeline in the rolling process.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an ocean petroleum pipeline transportation is with welding frock, includes mounting platform, its characterized in that: the middle part of the top surface of the mounting platform is provided with a containing box, and the mounting platform is provided with adjusting mechanisms higher than the containing box at two sides of the containing box; the adjusting mechanism comprises a box body fixed on the mounting platform and bracket assemblies symmetrically arranged on the top surface of the box body; a first rotating shaft which is controlled to rotate by a first motor is vertically arranged in the middle of the box body, a first connecting rod is arranged at the top of the first rotating shaft, the middle of the first connecting rod is sleeved with the first rotating shaft, two ends of the first connecting rod are rotatably connected with second connecting rods, the other end of each second connecting rod is rotatably connected with a sliding block, and sliding grooves which are in sliding fit with the inner end of a top plate of the box body are formed in two sides of each sliding block; the bracket assembly comprises a fixing frame fixed on the top surface of the sliding block at the middle part, the two ends of the fixing frame are detachably connected to the top surface of the box body, the fixing frame is transversely provided with a rotating roller through a second rotating shaft, and the bracket assembly positioned on the same side is provided with a second motor for controlling the rotating roller on any fixing frame.

2. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: the two ends of the first rotating shaft are rotatably connected with the inner wall of the box body, a worm wheel is arranged at the bottom of the first rotating shaft, a worm is rotatably matched on the worm wheel, one end of the worm is rotatably connected with the side wall of the box body, and the other end of the worm is rotatably connected with a first motor in the box body.

3. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: spacing holes are formed in the two sides of the top surface of the box body at equal intervals, and limiting bolts connected with the spacing holes are arranged on the fixing frame in a matched mode.

4. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: the four corners of the mounting platform are fixedly provided with supporting legs, and the bottom ends of the supporting legs are fixedly provided with anti-slip pads.

5. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: and a controller for controlling the first motor and the second motor is arranged at the bottom of the mounting platform.

6. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: the storage box top is articulated to have the guard plate, and storage box bottom side detachable is provided with accomodates the shovel.

7. The welding tool for marine petroleum pipeline transportation according to claim 1, characterized in that: the outer layer of each rotating roller is provided with an anti-skid layer.