CN221289986U - Welding device for power plant pipeline - Google Patents

Abstract

The utility model relates to the technical field of pipeline welding, in particular to a welding device for a power plant pipeline, which comprises the following components: the base is provided with a first chute and a second chute which are mutually perpendicular and intersected; the pipeline supporting structure moving along the first chute or the second chute is fixed at different positions of the first chute or the second chute; and the support moves along the first chute or the second chute. Through lay mutually perpendicular's first spout and second spout on the base for pipeline bearing structure and support can remove the specific position of first spout or second spout, and adopt the bolt to fix, can adapt to the welding operation of pipeline in different positions, the straight line direction or the vertical direction, the flexible adjustment fixed position, no matter welding when laying for the power plant pipeline is linear type or vertical turn and lay, the pipeline bearing structure that the adjustment that all can adapt corresponds is in order to form and treat the pipeline steady support of welding.

Description

Welding device for power plant pipeline

Technical Field

The utility model relates to the technical field of pipeline welding, in particular to a welding device for a power plant pipeline.

Background

The boiler and the unit in the power plant are two important components, and are connected by adopting a pipeline. The construction of power plants has many processes, of which pipe welding is one. The patent with the publication number of CN217776090U discloses a boiler pipeline welding device of a thermal power plant, which can respectively adjust the heights of two pipelines to be welded by being provided with two first supporting rods; the height of the heating ring can be adjusted through being provided with the second bracing piece, and the position of the heating ring can be adjusted through being provided with mobilizable backup pad. However, the welding device is only provided with one supporting structure for each pipeline to be welded when supporting, and can not effectively and stably support the pipeline to be welded; in the welding device, the structure for supporting the two pipelines to be welded is positioned on the same straight line, so that the welding device is only suitable for welding the power plant pipelines which are arranged in the straight line, and is not suitable for the welding condition that the connecting pipelines between the power plant units or between the units and the boiler are in a mutually perpendicular state, and has limitation.

Disclosure of utility model

The utility model aims to overcome the defects that the power plant pipeline welding device in the related art cannot stably support pipelines to be welded and is not suitable for mutually perpendicular pipeline welding, and provides a welding device for power plant pipelines.

A welding device for power plant piping, comprising:

The base is provided with a first chute and a second chute which are mutually perpendicular and intersected;

The pipeline supporting structure moving along the first chute or the second chute is fixed at different positions of the first chute or the second chute;

And the support moving along the first chute or the second chute is used for supporting other equipment in pipeline welding, such as heating equipment, dust collection equipment and the like.

Further, the first chute and the second chute are respectively a chute body with a narrow upper part and a wide lower part.

Further, through holes are formed in the inward plate bodies of the first sliding groove and the second sliding groove and used for fixing the pipeline supporting structure or the support.

Further, the pipeline supporting structure comprises a first bottom support which is located in the first chute or the second chute and can move along the first chute or the second chute, a first fixed column is fixedly connected to the upper end face of the first bottom support, a first movable rod is connected with the first fixed column in an adjustable mode, and a supporting arc plate is connected to the top end of the first movable rod.

Further, the shoe is provided with four first threaded holes which are uniformly distributed, and when the shoe moves or is fixed, the first threaded holes are located right below the through holes. When the pipeline supporting structure is fixed, the bolts penetrate through the through holes of the first groove body or the second groove body at the corresponding positions, and the pipeline supporting structure is fixed.

Further, the upper part of the first fixing column is provided with a plurality of groups of limiting grooves with different depths; the side wall of first movable rod lower part is provided with a set of gag lever post, when the gag lever post is located the spacing inslot of different positions, can form the pipeline bearing structure of co-altitude.

Further, the lower end part of the limiting groove is in a semicircular arc shape, and the limiting rod is in a cylindrical shape.

Further, the limiting groove is located at two ends of the diameter of the first fixing column, and the limiting rod is located at two ends of the diameter of the first movable rod.

Further, the support arc plate is a semicircular arc plate, and a plurality of second threaded holes are formed in the support arc plate and are used for being connected with the fine adjustment component in a threaded mode.

Further, the fine adjustment component is a bolt with a nut fixed at the end of a screw handle, and the height of the pipeline to be welded can be adjusted by rotating the fine adjustment component.

Further, the support comprises a second bottom support, a second fixed column and a second movable rod, wherein the upper end part of the second movable rod is connected with a bearing plate, and mounting holes are arranged on the bearing plate and used for connecting other equipment such as a heating part, a dust collection part and the like.

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

This a welding set for power plant pipeline has laid at least two sets of pipeline bearing structure respectively to every power plant pipeline that wait to weld and has supported, can support multiunit pipeline bearing structure according to its specific length to longer pipeline to reach the steady support to power plant pipeline, guarantee to keep stable in pipeline welding process, guarantee that welding operation goes on smoothly.

By arranging the first chute and the second chute which are mutually perpendicular on the base, the pipeline supporting structure and the support can move to the specific position of the first chute or the second chute and be fixed by bolts, and the welding operation of pipelines in different positions, straight line directions or vertical directions can be adapted. Because pipeline bearing structure and support can remove along first spout and second spout respectively, can adjust its fixed position in a flexible way, no matter the welding when laying for the power plant pipeline is linear type or vertical turn lays, the pipeline bearing structure that the adjustment that all can adapt corresponds is in order to form and treat welded pipeline steady support.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic view showing the overall structure of a welding apparatus for power plant piping in accordance with the first embodiment.

Fig. 2 is a schematic view showing a welding apparatus for power plant piping according to the first embodiment, which is suitable for vertical turning layout of power plant piping.

Fig. 3 is a schematic view of a base in the first embodiment.

Fig. 4 is a schematic view of a pipe support structure in accordance with the first embodiment.

Fig. 5 is an exploded schematic view of a pipe support structure in accordance with the first embodiment.

Fig. 6 is a schematic view of a holder in the first embodiment.

Fig. 7 is a schematic view of a pipe support structure in the second embodiment.

Fig. 8 is an exploded view of a pipe support structure in the second embodiment.

Fig. 9 is a schematic view of a holder in the second embodiment.

In the figure: 1. a base; 11. a first chute; 12. a second chute; 13. a through hole;

2. A conduit support structure; 21. a first shoe; 211. a first threaded hole; 22. a first fixing column; 221. a limit groove; 23. a first movable lever; 231. a limit rod; 24. supporting an arc plate; 241. a second threaded hole; 242. a fine adjustment member; 25. a sleeve;

3. A support; 31. a second shoe; 32. a second fixing column; 33. a second movable rod; 34. and a receiving plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

As shown in fig. 1 to 3, the present embodiment provides a welding device for power plant pipes, which includes a base 1, and a first chute 11 and a second chute 12 which are perpendicular to each other are disposed on the base 1. The welding device further comprises a pipeline supporting structure 2 and a support 3 which can move along the first chute 11 and the second chute 12, wherein the pipeline supporting structure 2 and the support 3 can move to specific positions of the first chute 11 or the second chute 12 and are fixed by bolts, so that the welding device is suitable for welding pipelines in different positions, straight directions or vertical directions. Because pipeline bearing structure 2 and support 3 can remove along first spout 11 and second spout 12 respectively, can adjust its fixed position in a flexible way, no matter the welding when laying for the power plant pipeline is linear type or the vertical turn is laid, the pipeline bearing structure that the adjustment that can both adapt corresponds is in order to form and to wait to weld the pipeline steady support.

In this embodiment, the pipe support structure 2 can move along the first chute 11 or the second chute 12 and is fixed at different positions of the first chute 11 or the second chute 12; the support 3 can move along the first runner 11 or the second runner 12 and be fixed at different positions of the first runner 11 or the second runner 12 for supporting other equipment in the pipe welding, such as heating parts, dust collection parts, etc.

Specifically, the upper portion of the base 1 is provided with a first chute 11 and a second chute 12, as shown in fig. 3, the first chute 11 and the second chute 12 are respectively narrow-top and wide-bottom chute bodies, and the upper portion of the chute bodies penetrates through the upper end face of the base 1. Through holes 13 are provided at the plate body inwardly protruding from the upper portions of the first runner 11 and the second runner 12 for fixing the pipe support structure 2 or the bracket 3. More specifically, the through holes 13 are waist-shaped holes, which can enlarge the fixing position of the pipe support structure 2 or the support 3 and flexibly adjust the fixing position. The first chute 11 and the second chute 12 are mutually perpendicular and are respectively provided with a plurality of pipelines, and at the junction of the first chute 11 and the second chute 12, the pipeline supporting structure 2 or the support 3 which is convenient to move changes the turning position, so that the flexibility of supporting the position of the pipeline to be welded is improved.

Specifically, as shown in fig. 4 to 5, the pipeline supporting structure 2 includes a first bottom bracket 21 located in the first chute 11 or the second chute 12 and capable of moving along the first chute 11 or the second chute 12, a first fixed column 22 is fixedly connected to an upper end surface of the first bottom bracket 21, a first movable rod 23 is adjustably connected to the first fixed column 22, and a supporting arc plate 24 is connected to a top end of the first movable rod 23. The first bottom bracket 21 is provided with four first threaded holes 211 which are uniformly distributed, and when the first bottom bracket 21 moves or is fixed, the first threaded holes 211 are positioned right below the through holes 13 of the base 1. During fixing, bolts are adopted to penetrate through the through holes 13 of the first sliding groove 11 or the second sliding groove 12 at corresponding positions, so that the pipeline supporting structure 2 is fixed.

The upper part of the first fixed column 22 is provided with a plurality of groups of limit grooves 221 with different depths; the side wall of the lower portion of the first movable lever 23 is provided with a set of stopper levers 231. More specifically, the lower end of the limiting groove 221 is in a semicircular arc shape, and is positioned at both ends of the diameter of the first fixing post 22; the limit rod 231 is cylindrical, and the limit rod 231 is positioned at two ends of the diameter of the first movable rod 23. When the limit lever 231 is positioned in the limit grooves 221 at different positions, pipe support structures of different heights can be formed.

The supporting arc plate 24 is a semicircular arc plate, and the supporting arc plate 24 is provided with a plurality of second threaded holes 241 for being in threaded connection with the fine adjustment component 242. The fine adjustment member 242 is a bolt with a nut fixed to the end of the shank, and the height of the pipe to be welded can be adjusted in a small range by rotating the fine adjustment member. The pipeline supporting device in this embodiment can form different supporting heights by using the first fixing column 22 and the first movable rod 23 to support the pipeline to be welded, and can finely adjust the position of the pipeline to be welded by combining the fine adjustment component arranged on the supporting arc plate 24, so that the pipeline supporting device can achieve the height adjustment of the pipeline to be welded by being provided with a dual adjusting structure.

In order to adapt to the placement direction of the pipeline to be welded in the power plant when welding after the heights of the first fixed column 22 and the first movable rod 23 are adjusted, the position of the supporting arc plate 24 at the top end of the first movable rod 23 is set to be adjustable. Specifically, the center of the bottom end of the supporting arc plate 24 is provided with a through hole, the upper part of the first movable rod 23 is provided with a threaded hole, the arrangement direction of the supporting arc plate 24 can be adjusted by loosening bolts, and after the arrangement direction is adjusted, the bolts are screwed down to be fixed, so that the arrangement directions of the 2 supporting arc plates 24 for supporting each pipeline to be welded are consistent.

When welding the power plant pipeline, a heating component, a dust collection component and the like are needed, so that the base is further provided with the support 3 with the adjustable position in the embodiment. As shown in fig. 6, the support 3 includes a second base 31, a second fixed column 32, and a second movable rod 33, where the upper end of the second movable rod 33 is connected with a receiving plate 34, and the receiving plate 34 is provided with a plurality of mounting holes 341 for connecting other devices such as a heating component, a dust collecting component, and the like. The structures of the second bottom bracket 31 and the second fixed column 32 are the same as those of the first bottom bracket 21 and the first fixed column 22, respectively, the lower half part of the second movable rod 33 is the same as the lower half part of the first movable rod 23, and the upper half part is not provided with a threaded hole, but is connected with a receiving plate 34. In order to facilitate the installation of the heating component or the dust collection component, a bottom platform can be additionally arranged at a corresponding position of the base, so as to facilitate the fixed connection with the receiving plate 34, and the connection manner thereof can be connected by a person skilled in the art according to the actual situation, which is not described herein.

In actual operation, a travelling wheel with a brake can be arranged below the base 1 in the embodiment, so that the travelling wheel is convenient to move.

The welding device for the power plant pipeline provided in the embodiment is characterized in that at least two groups of pipeline supporting structures 2 are respectively arranged for each power plant pipeline to be welded to support, and a plurality of groups of pipeline supporting structures 2 can be arranged for a longer pipeline according to the specific length of the longer pipeline, so that the power plant pipeline is stably supported, the stability of the power plant pipeline in the pipeline welding process is ensured, and the smooth welding operation is ensured.

Because the unit sets up more in the power plant, its and the required pipeline of being connected of boiler more position distribution is also extensive, consequently adopts the base that can walk, can realize carrying out the welding operation to the power plant pipeline of waiting to weld of different positions respectively.

When the power plant pipelines to be welded are distributed in a linear mode, at least two groups of pipeline supporting structures 2 are adopted for each power plant pipeline to be welded to be stably supported, before welding, all the groups of pipeline supporting structures are moved to a position matched with the power plant pipeline to be welded along the first sliding chute 11 or the second sliding chute 12 according to the position of the power plant pipeline to be welded, bolts penetrate through the through holes 13 of the base 1, the first base 21 is fixed on the base, namely, the position fixing of the pipeline supporting structures 2 on the base 1 is achieved, then the first movable rods 23 are placed in the limit grooves 221 of the corresponding first fixed columns 22, the total height of the first fixed columns 22 and the first movable rods 23 is equal to that of the power plant pipeline to be welded, then the pipeline to be welded is placed on the supporting arc plates 24, the positions of the two power plant pipelines to be welded are observed, and if the positions of the two pipelines need fine adjustment, the height or the position of the power plant pipeline to be welded is finely adjusted through adjusting the corresponding fine adjusting parts 242, so that the welding position requirement of the pipeline to be welded is met.

When the two power plant pipelines to be welded are welded to form a linear pipeline, the layout position of the pipeline supporting structure 2 on the base 1 is shown in figure 1; when the two power plant pipelines to be welded are in a right-angle turning shape after being welded, the pipeline supporting structure 2 is arranged at the base 1 as shown in fig. 2.

When welding, if an additional heating part or dust collection part is required, the support 3 is moved to a corresponding position, and the corresponding equipment is fixed to the receiving plate 34 by bolts.

Embodiment two:

In the pipe supporting structure 2, as shown in fig. 7-8, in order to further fix the connection between the first fixed column 22 and the first movable rod 23, a sleeve 25 is further sleeved outside the connection position between the first fixed column 22 and the first movable rod 23, an internal thread is provided on the inner wall of the sleeve 25, and a pre-adapted internal thread is provided on the upper portion of the corresponding first fixed column 22 and the outer end portion of the limit rod 231. The outer diameter of the first movable rod 23 is smaller than the inner diameter of the first movable column 22, so that the first movable rod 23 is conveniently inserted into the first fixed column 22; the outer end of the limit rod 231 has the same radian as the outer wall of the first fixing column 22, so that the sleeve 25 is sleeved outside the sleeve. When the first movable rod 23 needs to be adjusted, the sleeve 25 is rotated to move downwards, the limit posts 231 are exposed, and after the first movable rod 23 is adjusted, the sleeve 25 is rotated again to move upwards, so that the joint of the first fixed post 22 and the first movable rod 23 can be further fixed.

Alternatively, the support 3 may be provided with a sleeve, as shown in fig. 9.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A welding apparatus for a power plant pipe, comprising:

The base (1) is provided with a first chute (11) and a second chute (12) which are mutually perpendicular and intersected;

A pipeline supporting structure (2) moving along the first sliding chute (11) or the second sliding chute (12) is fixed at different positions of the first sliding chute (11) or the second sliding chute (12);

And a support (3) which moves along the first chute (11) or the second chute (12).

2. Welding device for power plant pipes according to claim 1, characterized in that the first runner (11) and the second runner (12) are respectively narrow-top wide-bottom groove bodies.

3. Welding device for power plant pipes according to claim 2, characterized in that the inward plate body of the first runner (11) and the second runner (12) is provided with through holes (13) for fixing the pipe support structure (2) or the support (3).

4.A welding device for power plant pipes according to claim 3, characterized in that the pipe support structure (2) comprises a first base (21) which is positioned in the first chute (11) or the second chute (12) and can move along the first chute (11) or the second chute (12), a first fixed column (22) is fixedly connected to the upper end surface of the first base (21), a first movable rod (23) is connected to the first fixed column (22) in an adjustable manner, and a support arc plate (24) is connected to the top end of the first movable rod (23).

5. Welding device for power plant pipes according to claim 4, characterized in that the shoe is provided with four evenly distributed first threaded holes (211), which first threaded holes (211) are located directly below the through holes (13) when the shoe is moved or fixed.

6. The welding device for power plant pipelines according to claim 5, wherein the upper part of the first fixing column (22) is provided with a plurality of groups of limit grooves (221) with different depths; the side wall of the lower part of the first movable rod (23) is provided with a group of limit rods (231), and when the limit rods (231) are positioned in limit grooves (221) at different positions, pipeline supporting structures (2) with different heights can be formed.

7. The welding device for power plant pipes according to claim 6, characterized in that the lower end of the limit groove (221) is semi-circular arc-shaped, and the limit rod (231) is cylindrical; the limiting grooves (221) are formed in the two ends of the diameter of the first fixed column (22), and the limiting rods (231) are formed in the two ends of the diameter of the first movable rod (23).

8. The welding device for power plant pipelines according to claim 7, characterized in that the supporting arc plate (24) is a semicircular arc plate, and the supporting arc plate (24) is provided with a plurality of second threaded holes (241) for threaded connection with the fine adjustment component (242).

9. The welding apparatus for power plant pipes as set forth in claim 8, wherein the fine adjustment member (242) is a bolt with a nut fixed to a shank end thereof, and the height of the pipe to be welded can be adjusted by rotating the fine adjustment member (242).

10. The welding device for power plant pipelines according to claim 9, wherein the support (3) comprises a second base (31), a second fixed column (32) and a second movable rod (33), the upper end part of the second movable rod (33) is connected with a bearing plate (34), and mounting holes are arranged on the bearing plate (34).