CN215699132U

CN215699132U - Device for preventing welding recess of thin-wall pipe seat

Info

Publication number: CN215699132U
Application number: CN202122237201.1U
Authority: CN
Inventors: 柳伟; 刘楠; 潘峰; 张春瑞; 周兆财; 贾金龙; 李健
Original assignee: COOEC Fluor Heavy Industries Co Ltd
Current assignee: COOEC Fluor Heavy Industries Co Ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a device for preventing welding recess of a thin-wall pipe seat, which comprises a support main body, a screw rod and a connecting piece, wherein the support main body is arranged on a welded thin-wall pipe during welding, the screw rod can be screwed and axially movably arranged on the support main body, one end of the screw rod is provided with the connecting piece, and the connecting piece is connected with the pipe seat to be welded on the thin-wall pipe during welding, so that the pipe seat is positioned during welding, the thin-wall pipe with a recess trend during welding is pulled outwards, the recess phenomenon is avoided, the welding effect is better, the product quality is better, the cutting and replacement of materials and secondary welding caused by the recess phenomenon are avoided, the labor and the material cost are saved, the working hours are effectively saved, and an effective effect is provided for project progress.

Description

Device for preventing welding recess of thin-wall pipe seat

Technical Field

The utility model belongs to the technical field of welding, and particularly relates to a device for preventing welding recess of a thin-wall pipe seat.

Background

At present, in the industrial pipeline construction process, a tube seat is directly welded on a thin-skin pipeline (thin-wall pipe) by adopting welding equipment, but the applicant finds that: the process of welding the tube seat on the thin-skin pipeline by adopting the existing welding mode is easy to generate a sinking phenomenon, the welding effect and the product quality are seriously influenced, the welded tube seat is often required to be cut, and the tube seat is subjected to secondary group welding after the pipeline is replaced, so that the material and the manual work are greatly wasted.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the device for preventing the tube seat of the thin-walled tube from being welded from being depressed, which can position the tube seat to be welded on the thin-walled tube, has the function of pulling the thin-walled tube which tends to be depressed outwards in the welding process, further avoids the depression phenomenon, has good welding effect and good product quality, saves labor and material cost, and saves working hours.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a prevent thin wall pipe tube socket welding recess device, includes support main part, screw rod and connecting piece, the support main part is used for installing on the thin wall pipe by the welding when the welding, the screw rod can be twisted, axial motion is installed on the support main part with adjusting, and one end of screw rod has the connecting piece, the connecting piece is connected with the tube socket of treating the welding on the thin wall pipe when the welding to the realization is fixed a position the tube socket in welding process.

Furthermore, the bracket main body comprises a first bracket, a second bracket and a connecting seat, one end of the first bracket and one end of the second bracket are fixedly connected with two sides of the connecting seat, and the other end of the first bracket and the other end of the second bracket are obliquely arranged towards the direction far away from the axis of the connecting seat; the screw rod can be screwed and axially moved to be adjustably arranged in an internal thread hole arranged on the connecting seat in a penetrating way.

Further, first support and second support set up along the axle center symmetry in the internal thread hole of connecting seat, the screw rod is coaxial with the internal thread hole of connecting seat.

Furthermore, the other end parts of the first bracket and the second bracket are provided with supporting and positioning parts, and the supporting and positioning parts are provided with supporting surfaces matched with the surfaces of the thin-walled tubes.

Furthermore, the supporting and positioning part is an arc-shaped elastic clamping piece, and the caliber of a clamping inlet of the arc-shaped elastic clamping piece is slightly smaller than the outer diameter of the thin-walled tube.

Further, the first support, the second support, the connecting seat and the supporting and positioning part are all metal pieces and are welded and fixed integrally.

Further, the included angle between the first support and the second support is 40-80 degrees, and preferably 60 degrees.

Further, the connecting piece is a plug.

Further, the plug head is detachably mounted at one end of the screw rod.

The utility model mainly has the following beneficial effects:

by adopting the technical scheme, the tube seats to be welded on the thin-walled tubes can be positioned, the thin-walled tubes with the sinking trend in the welding process are pulled outwards, the sinking phenomenon is avoided, the welding effect is better, the product quality is better, the cutting and replacing of materials and the secondary welding caused by the sinking phenomenon are avoided, the labor and the material cost are saved, the working hours are effectively saved, and the project schedule is effectively acted.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a device for preventing welding dents of a thin-wall pipe seat according to the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1:

the device for preventing welding recess of the thin-wall pipe seat comprises a support main body 1, a screw rod 2 and a connecting piece 3. Wherein the content of the first and second substances,

the support main body 1 is used for being mounted on a welded thin-walled tube 4 during welding, and the specific structure can be as follows: the bracket body 1 comprises a first bracket 11, a second bracket 12 and a connecting seat 13, one end of the first bracket 11 and one end of the second bracket 12 are fixedly connected with two sides of the connecting seat 13, the other end of the first bracket 11 and the other end of the second bracket 12 are obliquely arranged in the direction far away from the axis of the connecting seat 13, and the included angle between the first bracket 11 and the second bracket 12 is 40-80 degrees; the first bracket 11, the second bracket 12 and the connecting seat 13 can be metal pieces and are welded and fixed into a whole, so that the strength is high and the processing is easy; and first support 11 and second support 12 set up along the axle center symmetry of the internal thread hole of connecting seat 13, and the preferred scheme is that the contained angle of first support 11 and second support 12 is 60, makes first support 11, second support 12 and connecting seat 13 and thin wall pipe 4 constitute equilateral triangle, and the atress is balanced, and then this device is more balanced to the effort of tube seat 41 when the welding, and the welding effect is better.

The screw rod 2 can be screwed and installed on the bracket main body 1 in an axial movement adjusting mode, and the specific structure can be as follows: the connecting seat 13 is provided with an internal thread hole (not shown in the figure, the thread of the internal thread hole is matched with the thread of the screw rod 2), the screw rod 2 can be screwed and axially movably arranged in the internal thread hole in an adjusting and penetrating way, the screw rod 2 and the internal thread hole of the connecting seat 13 are coaxial, and the screw rod 2 can be a hexagonal screw.

The connecting piece 3 is arranged on one end (namely one end close to the thin-wall pipe 4 during welding) of the screw rod 2 and is used for being connected with a pipe seat 41 to be welded on the thin-wall pipe 4 during welding; the connecting piece 3 can be a plug head, and the plug head is detachably mounted at one end of the screw rod 2, and specifically can be: this plug passes through the internal thread hole detachably of self and assembles at the one end tip of screw rod 2, can change the plug of new or change different specification plugs according to actual welding needs, and it is more convenient to use.

When the device for preventing welding dents of the tube seat of the thin-walled tube is used, the support main body 1 is firstly arranged on the welded thin-walled tube 4 (namely, one end of the first support 11 and one end of the second support 12, which are far away from the connecting seat 13, are arranged on the welded thin-walled tube 4), the connecting piece 3 is enabled to face the tube seat 41 to be welded on the thin-walled tube 4, then the screw rod 2 is screwed, the screw rod 2 moves axially to be adjusted, and the connecting piece 3 is driven to move towards the tube seat 41 until the connecting piece 3 is connected and fixed with the tube seat 41. Therefore, the device for preventing the welding dent of the tube seat of the thin-wall tube can position the tube seat 41 to be welded on the thin-wall tube 4 (an outward stress is applied to the tube seat 41 to be welded), has the function of pulling the thin-wall tube with the dent trend in the welding process outward, avoids the dent phenomenon, has better welding effect and better product quality, prevents modification caused by deformation generated by welding, reduces the consumption of manpower and materials, and improves the efficiency.

As shown in fig. 1, the end portions of the other ends of the first bracket 11 and the second bracket 12 (i.e. the ends of the first bracket 11 and the second bracket 12 far away from the connecting seat 13) are provided with supporting and positioning portions 14, and the supporting and positioning portions 14 are provided with supporting surfaces adapted to the surface of the thin-walled tube 4; when the support device is used, the support positioning parts 14 of the first support 11 and the second support 12 are clamped on the surface of the thin-walled tube 4, and the support surface of the support positioning part 14 is tightly attached to the surface of the thin-walled tube 4, so that the stability and the reliability of the support main body 1 mounted on the thin-walled tube 4 are effectively improved, the positioning effect on the tube seat 41 is further improved, and the sinking phenomenon in the welding process can be better prevented.

The supporting and positioning portion 14 is preferably an arc-shaped elastic clamping piece, the caliber of the clamping inlet of the arc-shaped elastic clamping piece is slightly smaller than the outer diameter of the thin-walled tube 4, and the arc-shaped elastic clamping piece can be a metal piece and is welded and fixed with the first support 11 and the second support 12 into a whole. The thin-walled tube 4 can be clamped and tightly held by the arc-shaped elastic clamping pieces, so that the stability and the reliability of the use and the installation of the bracket main body 1 are further improved.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims

1. The device for preventing welding recess of the tube seat of the thin-walled tube is characterized by comprising a support main body (1), a screw rod (2) and a connecting piece (3), wherein the support main body (1) is used for being installed on the welded thin-walled tube (4) during welding, the screw rod (2) can be screwed and installed on the support main body (1) in an axial movement adjusting mode, the connecting piece (3) is arranged at one end of the screw rod (2), and the connecting piece (3) is connected with the tube seat (41) to be welded on the thin-walled tube (4) during welding, so that the tube seat (41) is positioned during welding.

2. The apparatus of claim 1 for preventing weld indention of a tube seat of a thin-walled tube, wherein: the support main body (1) comprises a first support (11), a second support (12) and a connecting seat (13), one end of the first support (11) and one end of the second support (12) are fixedly connected to two sides of the connecting seat (13), and the other end of the first support (11) and the other end of the second support (12) are obliquely arranged in the direction away from the axis of the connecting seat (13); the screw rod (2) can be screwed and axially moved to be adjustably arranged in an internal thread hole formed in the connecting seat (13).

3. The apparatus of claim 2, wherein: first support (11) and second support (12) set up along the axis symmetry in the internal thread hole of connecting seat (13), screw rod (2) are coaxial with the internal thread hole of connecting seat (13).

4. The device for preventing the welding dent of the tube seat of the thin-walled tube according to claim 2 or 3, wherein: and the other end parts of the first bracket (11) and the second bracket (12) are provided with supporting and positioning parts (14), and the supporting and positioning parts (14) are provided with supporting surfaces matched with the surfaces of the thin-walled tubes (4).

5. The apparatus of claim 4, wherein: the supporting and positioning part (14) is an arc-shaped elastic clamping piece, and the caliber of a clamping inlet of the arc-shaped elastic clamping piece is slightly smaller than the outer diameter of the thin-walled tube (4).

6. The apparatus of claim 5, wherein: the first support (11), the second support (12), the connecting seat (13) and the supporting and positioning part (14) are all metal pieces and are welded and fixed integrally.

7. The apparatus of claim 3, wherein: the included angle between the first support (11) and the second support (12) is 40-80 degrees.

8. The apparatus of claim 7, wherein: the included angle between the first bracket (11) and the second bracket (12) is 60 degrees.

9. The device for preventing the welding dent of the tube seat of the thin-walled tube according to claim 1, 2, 3, 5, 6, 7 or 8, wherein: the connecting piece (3) is a plug.

10. The apparatus of claim 9 for preventing weld indention of a tube seat of a thin walled tube, wherein: the plug head is detachably arranged at one end of the screw rod (2).