CN212705108U - Narrow and small space pipeline welding auxiliary device - Google Patents

Narrow and small space pipeline welding auxiliary device Download PDF

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Publication number
CN212705108U
CN212705108U CN202021328602.7U CN202021328602U CN212705108U CN 212705108 U CN212705108 U CN 212705108U CN 202021328602 U CN202021328602 U CN 202021328602U CN 212705108 U CN212705108 U CN 212705108U
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CN
China
Prior art keywords
pipeline
plate
welding
fixing
supporting plate
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Active
Application number
CN202021328602.7U
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Chinese (zh)
Inventor
唐德强
李国丰
张云峰
邓曦
高禹尧
王力
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.)
Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd
Original Assignee
Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Priority to CN202021328602.7U priority Critical patent/CN212705108U/en
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Publication of CN212705108U publication Critical patent/CN212705108U/en
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Abstract

The utility model provides a narrow and small space pipeline welding auxiliary device, include: a first support plate; the bearing is fixed on the first supporting plate; the second supporting plate is horizontally and rotatably connected to the bearing; the adjusting part is arranged along the outer edge of the second supporting plate in an annular interval mode, each adjusting part comprises an adjusting screw rod, a fixing nut and a fixing plate, the fixing plate is fixed on the second supporting plate, a screw hole for the adjusting screw rod to penetrate is formed in the fixing plate, the adjusting screw rod faces towards one end of the middle of the second supporting plate, a space for clamping the pipeline is defined, and the fixing nut is fastened with the adjusting screw rod in a threaded mode. The utility model improves the welding quality of the pipeline by utilizing the bearing to adjust the angle of the welding line in a rotating way, reduces the construction difficulty and saves the labor cost; the welding device is suitable for welding pipelines of different types on site, avoids repeated manufacture and reduces cost.

Description

Narrow and small space pipeline welding auxiliary device
Technical Field
The utility model relates to a construction technical field relates to a narrow and small space pipeline welding auxiliary device particularly.
Background
The traditional mode of welding the vertical pipeline in the narrow space adopts pipe tongs to rotate the pipeline so as to weld the pipeline joint, when the length of the vertical pipeline is longer, the pipeline is difficult to rotate in the later period of welding, the pipeline is greatly damaged, the welding quality has great hidden danger, the construction difficulty is high, the work efficiency of constructors is low, and the cost is wasted.
The reasons for hidden troubles of welding quality are as follows: because the pipeline welding later stage is difficult to rotate, field construction personnel mostly adopt the form of bending the welding rod to weld the pipeline, and because the space of the back of the pipeline at other parts such as a pipe well or an elevator front chamber is extremely small, the sight and the operation space of the construction personnel in the welding process are limited, and the hidden danger of the welding quality is large.
The reasons why the rotation of the pipe is difficult are: vertical pipeline is longer, and it is great to be deadweight in pipeline welding later stage, and the head end pipeline is arranged ground frictional force in and is great, consequently utilizes the rotatory pipeline difficulty of breakout tongs, and great to pipeline damage.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, the utility model provides a narrow and small space pipeline welding auxiliary device solves the technical problem that operating space is limited, pipeline welding is inconvenient and the pipeline is rotatory difficult in the current pipeline welding construction.
In order to achieve the purpose, the utility model adopts the technical proposal that: provided is a narrow space pipeline welding auxiliary device, including:
a first support plate;
the bearing is fixed on the first supporting plate;
the second supporting plate is horizontally and rotatably connected to the bearing;
the adjusting part is arranged along the outer edge of the second supporting plate in an annular interval mode, each adjusting part comprises an adjusting screw rod, a fixing nut and a fixing plate, the fixing plate is fixed on the second supporting plate, a screw hole for the adjusting screw rod to penetrate is formed in the fixing plate, the adjusting screw rod faces towards one end of the middle of the second supporting plate, a space for clamping the pipeline is defined, and the fixing nut is fastened with the adjusting screw rod in a threaded mode.
In the embodiment of the utility model provides an in, still including being fixed in a plurality of stabilizer blades of first backup pad bottom.
In the embodiment of the utility model provides an in, the stabilizer blade is Z shape, it is used for fixing to offer on the stabilizer blade the fixed orifices of the bottom of stabilizer blade.
In the embodiment of the utility model, the bearing is thrust ball bearing.
In the embodiment of the present invention, the fixing plate is a U-shaped plate.
The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect:
(1) the utility model discloses narrow and small space pipeline welding auxiliary device, in the longer term of the narrow and small vertical pipeline in space, on being fixed in the second backup pad with vertical pipeline one end, utilize the bearing rotation function, freely rotate the pipeline in pipeline welding process, rotate welding position to the sufficient position in space all the time, guarantee constructor operating space to ensure that pipeline welding quality accords with each item requirement.
(2) The utility model improves the welding quality of the pipeline by utilizing the bearing to rotate and adjust the welding seam angle in a narrow space, reduces the construction difficulty and saves the labor cost; the setting of adjusting part makes narrow and small space pipeline welding auxiliary device of this application be applicable to the welding of the different model pipelines in scene, avoids repeated preparation, the utility model discloses auxiliary device repeatedly usable, reduce cost.
Drawings
Fig. 1 is a schematic view of the auxiliary welding device for narrow space pipelines of the present invention.
Fig. 2 is a schematic plan view of the auxiliary device for welding pipes in a narrow space.
The correspondence of reference numerals to components is as follows:
a first support plate 1; a bearing 2; a second support plate 3; an adjustment assembly 4; a fixed plate 41; an adjusting screw 42; a fixing nut 43; a leg 5; and a fixing hole 51.
Detailed Description
To facilitate understanding of the present invention, the following description is made with reference to the accompanying drawings and examples.
Referring to fig. 1 and 2, the present invention provides a narrow space pipeline welding auxiliary device, including: first backup pad 1, bearing 2, second backup pad 3 and adjusting part 4, bearing 2 is fixed in on first backup pad 1, drive the pipeline axial rotation on second backup pad 3 and the second backup pad 3 through 2 horizontal rotation of bearing, can be rotatory to making things convenient for workman welded position with the non-welded part of pipeline, it is great to solve the pipeline, the inconvenient problem of rotatory difficulty and the limited welding in space, improve welding quality, can fix the position of pipeline through adjusting part 4 to the clamp of pipeline, avoid the pipeline to drop at the rotation in-process, and adjusting part 4 can be suitable for the pipeline of different diameters.
Specifically, the first support plate 1 is a circular steel plate, and the bearing capacity is high, and the shape of the first support plate 1 is not limited to a circular shape.
The bearing 2 is a thrust ball bearing, the thrust ball bearing can bear axial load, and the bearing 2 is welded and fixed on the first supporting plate 1.
The second supporting plate 3 is horizontally and rotatably connected to the bearing 2; when the bearing 2 rotates, the second supporting plate 3 rotates along with the bearing; the embodiment of the utility model provides an in, second backup pad 3 is circular steel sheet, and the bearing capacity of circular steel sheet is better, can provide good support to the pipeline.
Adjusting part 4 is at least three groups of annular interval arrangement along the outer fringe of second backup pad 3, and every adjusting part 4 of group includes fixed plate 41, adjusting screw 42 and fixation nut 43, and on fixed plate 41 was fixed in second backup pad 3, set up the screw that supplies adjusting screw 42 to wear to put on the fixed plate 3, and adjusting screw 42 defines the space that forms the centre gripping pipeline towards the one end in the middle part of second backup pad 3, and fixation nut 43 and adjusting screw 42 spiro union fastening. Further, the fixing plate 41 is a U-shaped plate; the screw holes can be formed by nuts fixed on the surface of the fixing plate 41, and the fixing plate 41 is provided with through holes coaxial with the nuts, so that the complex process caused by directly forming the screw holes on the fixing plate 41 is avoided; the adjusting assembly 4 is provided with a plurality of groups, which is beneficial to providing a plurality of clamping positions to clamp and fix the pipeline, so that the pipeline is prevented from being unstable in position and causing safety accidents in the welding process; the space size of the clamping pipeline formed by limiting the adjusting screw rod 42 is changed by changing the length of the adjusting screw rod 42 penetrating into the screw hole, so that the clamping of pipelines with different diameters can be adapted, and the applicability of the auxiliary device is improved.
Preferably, the tight space pipe welding auxiliary device further includes a plurality of legs 5 fixed to the bottom of the first support plate 1. In the embodiment of the present invention, the supporting leg 5 is Z-shaped, and the supporting leg 5 is provided with a fixing hole 51 for fixing the bottom end of the supporting leg 5; the number of the support legs 5 is four, and the support legs are arranged at the bottom of the first support plate 1 at equal intervals to ensure the support stability of the pipeline welding auxiliary device in a narrow space; the auxiliary device for pipeline welding in a narrow space can be fixed on a supporting surface by penetrating a fixing bolt or a pin rod into the fixing hole 51, so that the stability of the auxiliary device in the pipeline welding process is ensured; the contact area between the Z-shaped support leg and the first support plate 1 is large, so that the structural stability of the auxiliary welding device is ensured; the legs 5 are not limited to the Z-shape but may also be L-shaped or I-shaped.
The utility model discloses narrow and small space pipeline welding auxiliary device's structure has specifically been explained above, its method of use is explained below, including following step:
before the vertical pipeline is installed, the auxiliary fixing device for the pipeline in the narrow space is fixed, and particularly, the support legs 5 can be fixed on a working surface through bolts or pin rods penetrating through the fixing holes 51; then place the one end of pipeline on second backup pad 4, according to the specific size of on-the-spot pipeline, adjust the length of the adjusting screw 42 of each group adjusting part 4 and make the tip of adjusting screw 42 push up the pipeline and realize the fixed of pipeline, utilize bearing 2 at last in the pipeline welding process with the pipeline free rotation, will not weld the position and rotate in the position that the space is sufficient, guarantee constructor operating space to make things convenient for the workman to weld, thereby ensure that pipeline welding quality accords with each item requirement.
The present invention has been described in detail with reference to the drawings and the embodiments, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims (5)

1. The utility model provides a narrow and small space pipeline welding auxiliary device which characterized in that includes:
a first support plate;
the bearing is fixed on the first supporting plate;
the second supporting plate is horizontally and rotatably connected to the bearing;
the adjusting part is arranged along the outer edge of the second supporting plate in an annular interval mode, each adjusting part comprises an adjusting screw rod, a fixing nut and a fixing plate, the fixing plate is fixed on the second supporting plate, a screw hole for the adjusting screw rod to penetrate is formed in the fixing plate, the adjusting screw rod faces towards one end of the middle of the second supporting plate, a space for clamping the pipeline is defined, and the fixing nut is fastened with the adjusting screw rod in a threaded mode.
2. The tight space pipe welding auxiliary device according to claim 1, further comprising a plurality of support legs fixed to the bottom of the first support plate.
3. The narrow space pipeline welding auxiliary device of claim 2, wherein the support leg is Z-shaped, and a fixing hole for fixing the bottom end of the support leg is formed in the support leg.
4. The tight space pipeline welding auxiliary device of claim 1, wherein the bearing is a thrust ball bearing.
5. The narrow space pipeline welding auxiliary device according to claim 1, wherein the fixing plate is a U-shaped plate.
CN202021328602.7U 2020-07-09 2020-07-09 Narrow and small space pipeline welding auxiliary device Active CN212705108U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021328602.7U CN212705108U (en) 2020-07-09 2020-07-09 Narrow and small space pipeline welding auxiliary device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021328602.7U CN212705108U (en) 2020-07-09 2020-07-09 Narrow and small space pipeline welding auxiliary device

Publications (1)

Publication Number Publication Date
CN212705108U true CN212705108U (en) 2021-03-16

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ID=74977860

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021328602.7U Active CN212705108U (en) 2020-07-09 2020-07-09 Narrow and small space pipeline welding auxiliary device

Country Status (1)

Country Link
CN (1) CN212705108U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113245784A (en) * 2021-06-29 2021-08-13 中建五局安装工程有限公司 Pipe cage pipeline welding construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113245784A (en) * 2021-06-29 2021-08-13 中建五局安装工程有限公司 Pipe cage pipeline welding construction method

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