CN214558516U - Butt joint device for welding large-diameter pipelines - Google Patents

Butt joint device for welding large-diameter pipelines Download PDF

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Publication number
CN214558516U
CN214558516U CN202120607019.8U CN202120607019U CN214558516U CN 214558516 U CN214558516 U CN 214558516U CN 202120607019 U CN202120607019 U CN 202120607019U CN 214558516 U CN214558516 U CN 214558516U
Authority
CN
China
Prior art keywords
butt joint
welding
pipeline
joint device
fixed plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202120607019.8U
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Chinese (zh)
Inventor
朱文杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Huaye Electric Power Engineering Co ltd
Original Assignee
Zhejiang Huaye Electric Power Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Huaye Electric Power Engineering Co ltd filed Critical Zhejiang Huaye Electric Power Engineering Co ltd
Priority to CN202120607019.8U priority Critical patent/CN214558516U/en
Application granted granted Critical
Publication of CN214558516U publication Critical patent/CN214558516U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a butt joint device that heavy-calibre pipeline welding used, include: the number of the fixing plates is two, and the two fixing plates are semi-annular; coupling mechanism installs in the outside of fixed plate, through coupling mechanism docks the interface of two steel pipes, the utility model discloses need not make things convenient for the butt joint between the pipeline interface between pipeline transport to the centre gripping equipment, it is comparatively simple and convenient to dock, makes things convenient for workman's welding.

Description

Butt joint device for welding large-diameter pipelines
Technical Field
The utility model relates to a pipeline welding technical field specifically is a butt joint device that heavy-calibre pipeline welding used.
Background
A pipe is a device for conveying a gas, a liquid or a fluid with solid particles, which is formed by connecting pipes, pipe connectors, valves and the like, and generally, the fluid is pressurized by a blower, a compressor, a pump, a boiler and the like, flows from a high pressure position to a low pressure position of the pipe, and can also be conveyed by using the pressure or gravity of the fluid.
When the pipeline welds, generally need align the back with the pass of pipeline, reuse welder welding, welding after less pipeline can directly align through the manual work, but, large-scale pipeline is because the dead weight is great, and the manual work butt joint is comparatively troublesome, and it is also comparatively loaded down with trivial details on carrying to centre gripping equipment, the butt joint between the inconvenient pipeline mouth of pipe to welding between the inconvenient pipeline.
Therefore, the aligning device for welding the large-diameter pipeline is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a butt joint device of heavy-calibre pipeline welding usefulness to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a butt joint device for welding a large-diameter pipeline comprises:
the number of the fixing plates is two, and the two fixing plates are semi-annular;
and the connecting mechanism is arranged on the outer side of the fixing plate and is used for butting the interfaces of the two steel pipes.
Preferably, the connecting mechanism comprises a plurality of jaws which are distributed in a central symmetry manner, a screw rod is arranged at the end part of each jaw, and the plurality of screws tightly support the pipeline together.
Preferably, the jack catch includes the connecting portion with fixed plate fixed connection, connecting portion are the slope form, the tip integrated into one piece of connecting portion has the installation department, the internal thread of installation department is connected with the screw rod.
Preferably, the clamping jaw is provided with two rotating rings between the clamping jaw and the fixed plate, the two rotating rings are connected through bolts, the outer side of the fixed plate is provided with a rotating groove, and the rotating rings are rotatably connected with the fixed plate through the rotating groove.
Preferably, the end of the screw is provided with a sleeve, and a ball is arranged in the sleeve and is rotationally connected with the sleeve.
The utility model discloses possess following beneficial effect at least:
through the stable interface that is connected to of coupling mechanism with two pipelines together, for prior art, the large-scale pipeline is because the dead weight is great, and artifical butt joint is comparatively troublesome, and it is also comparatively loaded down with trivial details on carrying to the centre gripping equipment, butt joint between the inconvenient pipeline mouth of pipe to welding between the inconvenient pipeline, the utility model discloses need not carry the pipeline to between the centre gripping equipment, make things convenient for the butt joint between the pipeline interface, the butt joint is comparatively simple and convenient, makes things convenient for workman's welding.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
fig. 3 is an enlarged view of the area a in fig. 2.
In the figure: 1-fixing the plate; 2-rotating the ring; 3-a connection mechanism; 4-clamping jaws; 5-a screw; 6-rotating the groove; 7-bolt; 8-a sleeve; 9-a ball bearing; 10-a connecting part; 11-mounting part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a butt joint device for welding a large-diameter pipeline comprises:
two fixing plates 1 are arranged, and the two fixing plates 1 are semi-annular;
and the connecting mechanism 3 is arranged on the outer side of the fixing plate 1, and the interfaces of the two steel pipes are butted through the connecting mechanism 3.
The connecting mechanism 3 comprises a plurality of clamping jaws 4 which are distributed in a central symmetry manner, the end portions of the clamping jaws 4 are provided with screw rods 5, the screw rods 5 support the pipelines tightly together, when the interfaces of the two pipelines are required to be butted together, the two semi-annular fixing plates 1 are sleeved on the outer side of one pipeline, the bolts 7 at the connecting positions of the two semi-annular fixing plates 1 are rotated, the two fixing plates 1 are fixed on the outer side of one pipeline, the end of the clamping jaw 4 of the fixing plate 1 is sleeved into the interface of the other pipeline at the moment, the screw rods 5 are rotated, the screw rods 5 move towards the outer side of the other pipeline, and the interfaces of the other pipeline are supported tightly by the screw rods 5, so that the two pipelines can be conveniently installed at the interfaces.
Jack catch 4 includes connecting portion 10 with 1 fixed connection of fixed plate, connecting portion 10 is the slope form, the tip integrated into one piece of connecting portion 10 has installation department 11, the inside threaded connection of installation department 11 has screw rod 5, makes things convenient for the pipeline connecting portion 10 that workman's welder tip inserted jack catch 4 and blocked through the connecting portion 10 of slope to be located, makes things convenient for the welding of pipeline.
Be equipped with swivel becket 2 between jack catch 4 and the fixed plate 1, swivel becket 2 is equipped with two, two connect through bolt 7 between the swivel becket 2, rotation groove 6 has been seted up in the outside of fixed plate 1, swivel becket 2 rotates through rotation groove 6 and fixed plate 1 to be connected, when welding pipeline kneck, after welding certain length, rotates swivel becket 2, and swivel becket 2 drives jack catch 4 and rotates, and then spills the welding position that blocks jack catch 4, then covers the position welding to jack catch 4 again, and then makes things convenient for the welding to the heavy-calibre pipeline more.
The tip of screw rod 5 is equipped with sleeve pipe 8, the inside of sleeve pipe 8 is equipped with ball 9, ball 9 rotates with sleeve pipe 8 to be connected, and at the kneck of 5 butt joints at the pipeline of the screw rod of jack catch 4 tip, when needing to rotate swivel becket 2, the ball 9 of screw rod 5 tip is at the rotation of sleeve pipe 8, and then makes things convenient for the rotation of swivel becket 2.
The device is mainly used for the welding and fixing of the pipeline with the diameter of the pipe orifice ranging from 150mm to 500 mm.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a butt joint device that heavy-calibre pipeline welding used which characterized in that includes:
the two fixing plates (1) are arranged, and the two fixing plates (1) are semi-annular;
and the connecting mechanism (3) is arranged on the outer side of the fixing plate (1), and the interfaces of the two steel pipes are butted through the connecting mechanism (3).
2. The butt joint device for welding the large-caliber pipeline according to claim 1, wherein: the connecting mechanism (3) comprises a plurality of clamping jaws (4) which are distributed in a central symmetry manner, a screw rod (5) is arranged at the end part of each clamping jaw (4), and the screw rods (5) tightly support the pipeline together.
3. The butt joint device for welding the large-caliber pipeline as claimed in claim 2, wherein: jack catch (4) include with fixed plate (1) fixed connection's connecting portion (10), connecting portion (10) are the slope form, the tip integrated into one piece of connecting portion (10) has installation department (11), the internal thread of installation department (11) is connected with screw rod (5).
4. The butt joint device for welding the large-caliber pipeline as claimed in claim 2, wherein: be equipped with swivel becket (2) between jack catch (4) and fixed plate (1), swivel becket (2) are equipped with two, two connect through bolt (7) between swivel becket (2), rotation groove (6) have been seted up in the outside of fixed plate (1), swivel becket (2) rotate through rotation groove (6) and fixed plate (1) and are connected.
5. The butt joint device for welding the large-caliber pipeline according to claim 4, wherein: the end part of the screw rod (5) is provided with a sleeve (8), a ball (9) is arranged inside the sleeve (8), and the ball (9) is rotatably connected with the sleeve (8).
CN202120607019.8U 2021-03-25 2021-03-25 Butt joint device for welding large-diameter pipelines Expired - Fee Related CN214558516U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120607019.8U CN214558516U (en) 2021-03-25 2021-03-25 Butt joint device for welding large-diameter pipelines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120607019.8U CN214558516U (en) 2021-03-25 2021-03-25 Butt joint device for welding large-diameter pipelines

Publications (1)

Publication Number Publication Date
CN214558516U true CN214558516U (en) 2021-11-02

Family

ID=78355497

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120607019.8U Expired - Fee Related CN214558516U (en) 2021-03-25 2021-03-25 Butt joint device for welding large-diameter pipelines

Country Status (1)

Country Link
CN (1) CN214558516U (en)

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Granted publication date: 20211102