CN218341423U - Pipeline welding fixing device - Google Patents
Pipeline welding fixing device Download PDFInfo
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- CN218341423U CN218341423U CN202222587214.6U CN202222587214U CN218341423U CN 218341423 U CN218341423 U CN 218341423U CN 202222587214 U CN202222587214 U CN 202222587214U CN 218341423 U CN218341423 U CN 218341423U
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- pipeline
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- joint pipeline
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Abstract
The utility model relates to the technical field of underground pipelines, in particular to a pipeline welding and fixing device, which comprises two I-shaped steels, wherein one I-shaped steel is positioned at the front end of a butt joint pipeline, and the other I-shaped steel is positioned at the rear end of the butt joint pipeline; the I-shaped steel is symmetrically provided with through holes, screws are inserted into the through holes, the upper ends of the screws are welded with steel pipes, the upper ends of the steel pipes are welded with lifting rings, cross bars are erected across the grooves, the lower surfaces of the cross bars are fixedly provided with electric hoists, the lower ends of steel wire ropes of the electric hoists are connected with lifting hooks, and the lifting hooks are connected with the lifting rings through the steel wire ropes; and a laser is arranged on the front end steel pipe. The pipeline welding and fixing device is simple to mount and dismount, small in occupied space and convenient to move; the welding device can be suitable for welding pipelines with different pipe diameters; can accurate control pipeline slope through the laser instrument, the butt joint precision is high between the pipeline.
Description
Technical Field
The utility model relates to an underground piping technical field especially relates to a pipeline welded fastening device.
Background
The back bed course is backfilled and is carried out the piping erection welding after the slot excavation, if the slot has the slope, can lead to two pipeline interfaces in front and back to appear the height wrong platform because the slot slope to lead to can not welding or welding effect not good. The conventional crane is adopted to hoist the pipeline and then butt-welded, the crane is long in butt-welding time and high in cost, and the crane is required to hang the pipe all the time during welding, so that the construction cost is increased. Another common method is to use a mobile gantry crane, which is only suitable for small-diameter pipelines, and because some pipelines are located in green belts, some green plants on the upper side of the trench can affect the movement of the mobile gantry crane, and the mobile gantry crane is troublesome to install or disassemble.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a pipeline welding and fixing device.
The invention is realized by the following technical scheme:
a pipeline welding and fixing device comprises two I-shaped steels which are placed below a butt joint pipeline in parallel, wherein the I-shaped steels are vertically butted with the pipeline, one I-shaped steel is positioned at the front end of the butt joint pipeline, and the other I-shaped steel is positioned at the rear end of the butt joint pipeline; the steel pipe is characterized in that two sides of a web plate of the I-shaped steel are respectively symmetrically provided with a through hole, a screw is vertically inserted into the through hole, the screw is fixed on the web plate through a nut, the upper end of the screw is upwards welded with a steel pipe, the upper end of the steel pipe is welded with a hanging ring, a cross bar is erected across a groove right above the steel pipe and vertically butted with a pipeline, the lower surface of the cross bar is fixed with an electric block, the electric block is positioned in the middle of the steel pipes on the two sides, a steel wire rope is wound on the electric block, the lower end of the steel wire rope is connected with a lifting hook, and the lifting hook is connected with two corresponding hanging rings below through the steel wire rope; the laser is fixed on the steel pipe at the front end of the butt joint pipeline, the height of the laser and the circle center of the butt joint pipeline are on the same horizontal line, and light emitted by the laser is along the length direction of the butt joint pipeline.
Preferably, the perforations are strip-shaped holes.
Preferably, the length of the perforations is 5-20cm.
Preferably, the screw is a hexagonal screw.
The pipeline welding and fixing device is simple to mount and dismount, small in occupied space and convenient to move; the welding device can be suitable for welding pipelines with different pipe diameters; can accurate control pipeline slope through the laser instrument, the butt joint precision is high between the pipeline.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the steel pipe of the present invention;
FIG. 3 is a schematic structural view of an I-beam of the present invention;
FIG. 4 is a schematic diagram of a laser structure according to the present invention;
FIG. 5 is a schematic view of another angle structure of the present invention.
In the figure, 1 is a butt joint pipeline, 2I-steel, 3 webs, 4 perforations, 5 screws, 7 steel pipes, 8 lifting rings, 9 cross bars, 10 electric hoists, 11 lifting hooks, 12 steel wire ropes and 13 lasers.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention.
Before welding, the two pipelines need to be aligned accurately, for convenience of description, the pipeline to be welded is referred to as a butt joint pipeline 1, and the butt joint pipeline 1 needs to be aligned and welded with the fixed pipeline. The butt joint pipeline 1 is placed on two I-beams 2, the two I-beams 2 are placed in parallel, the I-beams 2 are vertically butted with the pipeline 1, the two I-beams 2 are respectively positioned at the front end and the rear end of the butt joint pipeline 1, here, the end to be butt-welded is called as the front end, and the end far away from the welding is called as the rear end.
The left side and the right side of a web plate 3 of the I-shaped steel 2 are respectively and symmetrically provided with a through hole 4, the upper end of a steel pipe 7 is welded with a lifting ring 8, the lower end of the steel pipe is welded with a screw 5, and the screw 5 vertically penetrates through the through hole 4 and then is fixed on the web plate 3 through a nut, so that the steel pipe 7 is fixed on the I-shaped steel 2. And steel pipes 7 are arranged on the left side and the right side of the I-shaped steel 2 at the front end and the rear end, and the butt joint pipeline 1 is tightly clamped by the steel pipes 7. The preferred screw 5 of this embodiment is a hex screw. For being applicable to the butt joint pipeline 1 of different pipe diameters, preferred perforation 4 is the bar hole, and the length of perforation 4 is 5-20cm, thus can adjust the interval between the steel pipe 7 through adjusting the position of both sides screw 5 in perforation 4 to can clip the butt joint pipeline 1 of different pipe diameters.
And a cross bar 9 is erected across the groove right above the steel pipes 7 at the front end and the rear end, the cross bar 9 is placed on the ground at two sides of the groove, the cross bar 9 is vertically butted with the pipeline 1, an electric hoist 10 is fixed on the lower surface of the cross bar 9, and the electric hoist 10 is positioned in the middle of the steel pipes 7 at the left side and the right side. A steel wire rope 12 is wound on the electric hoist 10, the lower end of the steel wire rope 12 is connected with a lifting hook 11, and the lifting hook 11 is connected with the lifting rings 8 on the left side and the right side corresponding to the lower portion of the electric hoist through the steel wire rope 12 respectively.
And a laser 13 is fixed on the side surface of the steel pipe 7 at the front end, and the height of the laser 13 and the circle center of the butt joint pipeline 1 are on the same horizontal line, namely the laser 13 is positioned at the middle height position of the butt joint pipeline 1. The light emitted by the laser 13 is perpendicular to the steel pipe, i.e. the light emitted by the laser 13 is along the length direction of the butt-jointed pipe 1.
The working process of the invention is as follows: the method comprises the steps of placing two I-beams 2 below a butt joint pipeline 1 in advance, hanging the butt joint pipeline 1 into a groove by a crane and placing the butt joint pipeline 1 on the two I-beams 2, inserting screws 5 of steel pipes 7 into through holes 4, adjusting the positions of the steel pipes 7 to enable the left and right steel pipes 7 at the front end and the rear end to clamp the butt joint pipeline 1 tightly, screwing nuts below webs 3 of the I-beams 2 to fix the steel pipes 7, erecting a cross bar 9 across the groove above the groove, locating the cross bar 9 right above the steel pipes 7, tying steel wire ropes 12 on hanging rings 8 at the left side and the right side, tying the steel wire ropes 12 on hanging hooks 11 of electric hoists 10 on the cross bar 9, opening a laser 13, enabling the front and rear electric hoists 10 to work to receive the steel wire ropes 12 upwards, hanging the butt joint pipeline 1 behind, adjusting the front and rear electric hoists 10 to enable the front end of the butt joint pipeline 1 to be aligned with a connector, enabling the inclination of the butt joint pipeline 1 to be consistent with the designed pipeline gradient of the butt joint pipeline 1, judging that the butt joint pipeline 1 is marked in advance, adjusting the laser according to the inclination of the laser 13, and welding the laser to the designed pipeline 1 at the same slope of the designed.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; those of ordinary skill in the art will understand that: the technical solutions described in the above embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a pipeline welded fastening device which characterized in that: the device comprises two I-beams (2) which are arranged below a butt joint pipeline (1) in parallel, wherein the I-beams (2) are vertically butted with the pipeline (1), one I-beam (2) is positioned at the front end of the butt joint pipeline (1), and the other I-beam (2) is positioned at the rear end of the butt joint pipeline (1); two sides of a web plate (3) of the I-shaped steel (2) are respectively and symmetrically provided with a through hole (4), a screw (5) is vertically inserted into the through hole (4), the screw (5) is fixed on the web plate (3) through a nut, a steel pipe (7) is upwards welded at the upper end of the screw (5), a lifting ring (8) is welded at the upper end of the steel pipe (7), a cross bar (9) is erected right above the steel pipe (7) and spans over a groove, the cross bar (9) is vertically butted with a pipeline (1), an electric block (10) is fixed on the lower surface of the cross bar (9), the electric block (10) is positioned in the middle of the steel pipes (7) at two sides, a steel wire rope (12) is wound on the electric block (10), the lower end of the steel wire rope (12) is connected with a lifting hook (11), and the lifting hook (11) is respectively connected with the two lifting rings (8) corresponding to the lower part through the steel wire rope (12); a laser (13) is fixed on a steel pipe (7) at the front end of the butt joint pipeline (1), the height of the laser (13) and the circle center of the butt joint pipeline (1) are on the same horizontal line, and light rays emitted by the laser are along the length direction of the butt joint pipeline (1).
2. The pipe welding fixture of claim 1, wherein: the perforation (4) is a strip-shaped hole.
3. The pipe welding fixture of claim 2, wherein: the length of the perforation (4) is 5-20cm.
4. The pipe welding fixture of claim 1, wherein: the screw (5) is a hexagonal screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587214.6U CN218341423U (en) | 2022-09-29 | 2022-09-29 | Pipeline welding fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587214.6U CN218341423U (en) | 2022-09-29 | 2022-09-29 | Pipeline welding fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218341423U true CN218341423U (en) | 2023-01-20 |
Family
ID=84895684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222587214.6U Active CN218341423U (en) | 2022-09-29 | 2022-09-29 | Pipeline welding fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218341423U (en) |
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2022
- 2022-09-29 CN CN202222587214.6U patent/CN218341423U/en active Active
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