CN214212761U

CN214212761U - Flexible splicing track and pipeline welding equipment

Info

Publication number: CN214212761U
Application number: CN202023101741.9U
Authority: CN
Inventors: 冯消冰; 汪正伟; 陈浩; 李军旗; 田伟
Original assignee: Beijing Bo Tsing Technology Co Ltd
Current assignee: Beijing Bo Tsing Technology Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-17
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to a welding equipment technical field especially relates to a flexible concatenation track and pipeline welding equipment. This flexible concatenation track includes that a plurality of track concatenation is dull and stereotyped, and is a plurality of the dull and stereotyped head and the tail pin joint in proper order of track concatenation is the loop configuration, adjacent two the dull and stereotyped connection of dismantling of track concatenation, every the track concatenation is dull and stereotyped all with loop configuration's axis is parallel. The flexible splicing track is formed by pivoting a plurality of track splicing flat plates end to end, and the number of the track splicing flat plates is selected according to the diameter of a pipeline, so that the flexible splicing track can be suitable for pipelines of various specifications; by designing the width of the track splicing flat plates, the smooth transition of the adjacent track splicing flat plates can be kept relatively, the laminating effect of the flexible splicing track and the pipeline is ensured, and the stable adsorption and crawling of the trackless welding device are not influenced; the flexible splicing track can be detached, and is convenient to assemble, disassemble and transport.

Description

Flexible splicing track and pipeline welding equipment

Technical Field

The utility model relates to a welding equipment technical field especially relates to a flexible concatenation track and pipeline welding equipment.

Background

Magnetism adsorbs trackless welding equipment, because of the adsorption mode be the magnetism adsorption type, can't have the surface of the pipeline of materials such as thick anticorrosive coating to crawl, work at nonmagnetic austenite stainless steel, workpiece surface, adopt the trackless equipment of other adsorption modes, the technique that on the one hand is immature, on the other hand compares in magnetism adsorption equipment cost can greatly increased, so solve trackless welding set through the auxiliary runway and crawl on nonmagnetic and thick anticorrosive coating work piece very engineering application meaning.

The prior auxiliary runway is an integral rigid carbon steel runway with a fixed curvature radius or a rigid carbon steel runway formed by splicing a plurality of curved plates, although the crawling of a trackless welding device on a workpiece can be solved, the auxiliary runway is only suitable for pipelines with specified specifications, the specifications of the pipelines in actual production are various, and each pipeline with each specification needs to be customized to form an auxiliary runway, so that the cost is high; the roundness of the auxiliary runway is difficult to control, so that the auxiliary runway is easy to be not attached to an actual pipeline, and the welding quality is further influenced; the whole runway is heavy in weight and inconvenient to load, unload and transport.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible concatenation track and pipeline welding equipment can adapt to the pipeline of multiple specification, and is effectual with the laminating of pipeline, loading and unloading, transportation convenience.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a flexible splicing track, includes that a plurality of track concatenation is dull and stereotyped, and is a plurality of the dull and stereotyped head and the tail pin joint in proper order of track concatenation is the loop configuration, adjacent two the dull and stereotyped connection of dismantling of track concatenation, every the track concatenation is dull and stereotyped all with the axis of loop configuration is parallel.

The head end of the track splicing flat plate is provided with a splicing groove, the tail end of the track splicing flat plate is provided with a splicing part, and the splicing part is pivoted in the adjacent splicing groove.

The flexible splicing track further comprises a pivot shaft, connecting holes are formed in two opposite side walls of the insertion groove, the pivot shaft is rotatably arranged in the insertion part in a penetrating mode, and two ends of the pivot shaft are respectively detachably and fixedly connected with the corresponding connecting holes.

Wherein, flexible concatenation track still includes:

the shaft sleeve is arranged on the insertion part;

the pin joint shaft, all be provided with the connecting hole on two relative lateral walls of inserting groove, the pin joint shaft rotates to wear to locate in the axle sleeve, the both ends of pin joint shaft respectively with correspond the connecting hole can dismantle fixed connection.

And the shaft sleeve and the track splicing flat plate are welded and fixed.

And the outer diameter of the shaft sleeve is not larger than the thickness of the track splicing flat plate.

Wherein, the pivot shaft is in threaded fit or tight fit with the connecting hole.

The flexible splicing track is sleeved outside the pipeline to be welded, and the circumferential length of the track splicing flat plate along the pipeline is 0.2-0.3 times of the diameter of the pipeline to be welded.

The flexible splicing track is sleeved outside the pipeline to be welded, and the length of the track splicing flat plate along the circumferential direction of the pipeline is 30-50 mm.

The utility model provides a pipeline welding equipment, includes welding set, still includes foretell flexible concatenation track, welding set can adsorb in on the flexible concatenation track and follow flexible concatenation orbital motion.

Has the advantages that: the utility model provides a flexible concatenation track and steel pipe welding equipment. The flexible splicing track is formed by pivoting a plurality of track splicing flat plates end to end, and the number of the track splicing flat plates is selected according to the diameter of a pipeline, so that the flexible splicing track can be suitable for pipelines of various specifications; by designing the width of the track splicing flat plates, the smooth transition of the adjacent track splicing flat plates can be kept relatively, the laminating effect of the flexible splicing track and the pipeline is ensured, and the stable adsorption and crawling of the trackless welding device are not influenced; the flexible splicing track can be detached, and is convenient to assemble, disassemble and transport.

Drawings

Fig. 1 is a schematic structural view of a flexible splicing track partially assembled on a pipeline provided by the present invention;

FIG. 2 is a schematic structural view of the track splicing slab provided by the present invention during splicing;

fig. 3 is a schematic structural diagram of the track splicing plate after being matched with the shaft sleeve.

Wherein:

100. a pipeline; 200. flexibly splicing the tracks; 21. splicing the flat plates on the rails; 211. inserting grooves; 212. a plug-in part; 213. connecting holes; 22. a shaft sleeve; 23. a pivot shaft.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment provides pipeline welding equipment, which comprises a flexible splicing track 200 and a welding device, wherein the flexible splicing track 200 is an annular track and can be sleeved outside a pipeline 100 to be welded; the welding device is a track-free crawling welding device, can be adsorbed on the surface of the flexible splicing track 200, and can walk along the flexible splicing track 200 so as to perform welding operation on the pipeline 100.

It should be noted that, the rail-free crawling welding technology is a more conventional technology in the field, and the welding device in the embodiment may adopt any structure in the prior art, and the utility model discloses in no longer specifically describe welding device's structure and theory of operation.

Because the types of the pipelines 100 to be welded are more, and the diameters of the pipelines 100 of different types are different, in order to be compatible with the welding of the pipelines 100 of different types, the flexible splicing track 200 in the embodiment is a splicing track, and different lengths can be spliced according to the diameters of the pipelines 100 to be welded, so that the compatibility is improved.

Specifically, flexible concatenation track 200 includes a plurality of track concatenation dull and stereotyped 21, and a plurality of track concatenation dull and stereotyped 21 head and the tail pin joint in proper order and removable, a plurality of track concatenation dull and stereotyped 21 form annular structure, and track concatenation dull and stereotyped 21 is parallel with annular structure's axis.

The flexible splicing track 200 is formed by pivoting a plurality of track splicing flat plates 21 end to end, and the number of the track splicing flat plates 21 is selected according to the diameter of the pipeline 100, so that flexible splicing tracks 200 with different lengths can be spliced to be suitable for pipelines 100 with various specifications.

The adjacent track splicing flat plates 21 are pivoted, and the included angle between the two adjacent track splicing flat plates 21 can be adjusted according to the diameter of the adaptive pipeline 100, so that the spliced flexible splicing track 200 is more adaptive to the pipeline 100; through the width of the flat plate 21 of the design track splicing, the flat plate 21 of the adjacent track splicing can be kept in smooth transition relatively, compared with the splicing of a plurality of sections of arc-shaped plates in the prior art, the flat plate 21 of the track splicing can be used for better ensuring the laminating effect of the flexible splicing track 200 and the pipeline 100, and the stable adsorption and the crawling of the track-free crawling welding device are not influenced.

In addition, adjacent track concatenation dull and stereotyped 21 can be dismantled and connect, can carry out the split to flexible concatenation track 200, makes things convenient for loading and unloading and transportation.

Optionally, the track splicing plate 21 is made of a magnetic material so as to magnetically cooperate with the welding device.

As shown in fig. 2 and 3, the head end of the track splicing flat plate 21 is provided with the insertion groove 211, the tail end of the track splicing flat plate 21 is provided with the insertion part 212, when two adjacent track splicing flat plates 21 are connected, the insertion part 212 can be pivoted in the adjacent insertion groove 211, so that the structure of the spliced track splicing flat plate 21 is more compact, the pivoting of the track splicing flat plates 21 is facilitated, the stacking of the adjacent track splicing flat plates 21 can be avoided, and the smooth transition of the flexible splicing track 200 is ensured.

Further, the flexible splicing track 200 further comprises a shaft sleeve 22 and a pivoting shaft 23, the shaft sleeve 22 is arranged on the insertion part 212 of each track splicing flat plate 21, connecting holes 213 are arranged on two opposite side walls of the insertion groove 211 of each track splicing flat plate 21, the pivoting shaft 23 is rotatably arranged in the shaft sleeve 22 in a penetrating manner, and two ends of the pivoting shaft 23 are respectively detachably and fixedly connected with the corresponding connecting holes 213, so that the pivoting of the two adjacent track splicing flat plates 21 is realized.

Alternatively, the shaft sleeve 22 can be fixed on the plug part 212 by welding, and fasteners are not required to be added, so that the splicing of the splicing flat plates 21 of the adjacent rails can be more compact.

Further, the outer diameter of the shaft sleeve 22 is not larger than the thickness of the track splicing flat plate 21, and the shaft sleeve 22 is prevented from protruding out of the surface of the track splicing flat plate 21, so that the attachment of the track splicing flat plate 21 and the pipeline 100 and the smooth transition of the adjacent track splicing flat plate 21 are ensured.

In some embodiments, the pivot shaft 23 may be rotatably disposed through the insertion portion 212, so as to omit the shaft sleeve 22, and reduce the number of parts of the flexible splicing rail 200 on the basis of implementing the pivot connection of the adjacent rail splicing flat plates 21, thereby facilitating the reduction of the cost of the flexible splicing rail 200.

Alternatively, the pivot shaft 23 may be screwed or tightly fitted to the connection hole 213 to fixedly connect the pivot shaft 23 to the track-splicing plate 21.

In order to further improve the joint effect of the flexible joint rail 200 and the pipeline 100 after the joint, the circumferential length of the rail joint flat plate 21 along the pipeline 100 is 0.2-0.3 times of the diameter of the pipeline 100 to be welded. For convenience of description, the length of the track splicing flat plate 21 along the circumferential direction of the pipeline 100 is the size of the track splicing flat plate 21 in the X direction in fig. 3, and by controlling the length within the above range, the track splicing flat plate 21 in the spliced flexible splicing track 200 can satisfy a certain number, that is, the number of the polygonal edges formed by the outer contour of the flexible splicing track 200 is enough to be closer to a circle.

Further, the circumferential length of the track splicing plates 21 along the pipe 100 may be 0.2-0.3 times the minimum pipe 100 diameter to ensure that the flexible splicing track 200 has a sufficient number of track splicing plates 21 for any type of pipe 100.

Alternatively, the minimum diameter of the pipe 100 to be welded in the art is typically 168mm, and the rail splice plate 21 may have a dimension in the X direction of 30-50mm based on the design of the pipe 100. Illustratively, the dimensions of the rail splicing flat plate 21 in the X direction may be 30mm, 33mm, 35mm, 37mm, 40mm, 43mm, 45mm, 47mm, 50 mm.

Alternatively, the track splicing plate 21, the shaft sleeve 22 and the pivot shaft 23 may be made of steel to improve strength and prolong service life.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a flexible splicing track, its characterized in that includes that a plurality of tracks splice dull and stereotyped (21), a plurality of the dull and stereotyped (21) of track splice head and the tail pin joint in proper order is the loop configuration, adjacent two the dull and stereotyped (21) of track splice can dismantle the connection, every dull and stereotyped (21) of track splice all with the axis of loop configuration is parallel.

2. The flexible splicing rail of claim 1, wherein the head end of the rail splicing flat plate (21) is provided with a splicing groove (211), the tail end of the rail splicing flat plate (21) is provided with a splicing part (212), and the splicing part (212) is pivoted in the adjacent splicing groove (211).

3. The flexible splicing rail of claim 2, further comprising a pivot shaft (23), wherein two opposite side walls of the insertion groove (211) are provided with connecting holes (213), the pivot shaft (23) is rotatably inserted into the insertion portion (212), and two ends of the pivot shaft (23) are respectively detachably and fixedly connected with the corresponding connecting holes (213).

4. The flexible splice track of claim 2, further comprising:

a shaft sleeve (22) arranged on the insertion part (212);

the hinge joint shaft (23), connecting holes (213) are respectively formed in two opposite side walls of the insertion groove (211), the hinge joint shaft (23) is rotatably arranged in the shaft sleeve (22) in a penetrating mode, and two ends of the hinge joint shaft (23) are respectively detachably and fixedly connected with the corresponding connecting holes (213).

5. Flexible splice rail as claimed in claim 4, characterized in that the sleeve (22) is welded to the rail splice plate (21).

6. Flexible splice rail as claimed in claim 4, characterized in that the outer diameter of the sleeve (22) is not greater than the thickness of the rail splice plate (21).

7. Flexible splicing track according to claim 3 or 4, characterized in that the pivot shaft (23) is in a threaded or tight fit with the connection hole (213).

8. The flexible splicing rail according to any one of claims 1 to 6, wherein the flexible splicing rail is sleeved outside a pipe (100) to be welded, and the circumferential length of the rail splicing flat plate (21) along the pipe (100) is 0.2 to 0.3 times the diameter of the pipe (100) to be welded.

9. The flexible splice rail of any of claims 1-6, characterized in that the flexible splice rail is sleeved outside a pipe (100) to be welded, and the rail splice plate (21) has a circumferential length of 30-50mm along the pipe (100).

10. Pipeline welding equipment, comprising a welding device, characterized by further comprising the flexible splicing track according to any one of claims 1-9, wherein the welding device can be adsorbed on and run along the flexible splicing track.