CN210878401U - Auxiliary device for pipeline connection welding - Google Patents
Auxiliary device for pipeline connection welding Download PDFInfo
- Publication number
- CN210878401U CN210878401U CN201922159310.9U CN201922159310U CN210878401U CN 210878401 U CN210878401 U CN 210878401U CN 201922159310 U CN201922159310 U CN 201922159310U CN 210878401 U CN210878401 U CN 210878401U
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- sleeve body
- connecting strip
- cover body
- central line
- guide rods
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Abstract
The utility model discloses a pipe connection welding auxiliary device, include the tube-shape cover body that folds formation by two half cover bodies, be provided with two pipelines respectively on the surface of every half cover body and adjust the device well, the half cover body is gone up and is located two pipelines and adjust the position between the device well and offered the bar opening well, and the pipeline is adjusted the device well and is included two mutual parallels and be provided with two guide arms along tube-shape cover body central line direction interval, and the guide arm is followed the radial direction of tube-shape cover body wears its place half cover body, and the pipeline is adjusted the device well and is still including being located the check-out lever of half cover body inboard and being located the connecting strip of half cover body outside, the medial extremity fixed connection of check-out lever and two guide arms, the outside end fixed connection of connecting strip and two guide arms wears to be equipped with adjusting screw on the connecting strip, and adjusting screw is fixed with half cover. The utility model discloses simple structure, convenient to use is swift, has improved the pipeline and has geared to needs of job straightness.
Description
Technical Field
The utility model relates to a pipeline welding frock, concretely relates to pipe connection welding auxiliary device.
Background
In the pipeline welding action, the flatness of two sections of pipelines needs to be adjusted according to construction requirements, and then welding is carried out. In the traditional method, construction operators use a level bar, a tape measure and a steel plate scale to measure according to installation experience, and carry out butt joint through tools of a hoist and a crowbar, but in the butt joint process of pipelines, the phenomena of butt joint misalignment of welding seams, butt joint flatness deviation, butt joint gap inequality and the like are easy to occur to influence the welding seam quality; particularly, the butt welding is carried out on the high-altitude pipe section which has long pipe length, large pipe diameter, heavy weight and difficult operation, the butt welding is difficult to operate, the labor intensity is high, the efficiency is low, the danger hidden danger is high, and the phenomenon of weld quality defect is more prominent.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a easy operation convenience, can improve the pipe connection welding auxiliary device of two sections pipelines to mouthful straightness accuracy.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a pipeline connection welding auxiliary device comprises a cylindrical sleeve body formed by folding two half sleeve bodies, wherein the inner diameter of the cylindrical sleeve body is larger than the outer diameter of a pipeline to be installed, the two half sleeve bodies are fixedly connected together through a bolt, two pipeline alignment devices are respectively arranged on the outer surface of each half sleeve body, four pipeline alignment devices are evenly arranged around the central line direction of the cylindrical sleeve body at intervals, strip-shaped openings used for welding operation are formed in the positions, between the two pipeline alignment devices, on the half sleeve bodies along the bending direction of the half sleeve body, the pipeline alignment devices comprise two guide rods which are parallel to each other and are arranged at intervals along the central line direction of the cylindrical sleeve body, the guide rods penetrate through the half sleeve bodies in the radial direction of the cylindrical sleeve body, the guide rods can be in sliding fit with the half sleeve bodies in the radial direction of the cylindrical sleeve body, the pipeline alignment devices further comprise a correcting rod positioned on the inner, the correcting rod is fixedly connected with the inner side ends of the two guide rods and extends in a direction parallel to the central line of the cylindrical sleeve body, the connecting strip is fixedly connected with the outer side ends of the two guide rods, an adjusting screw rod extending in the radial direction of the cylindrical sleeve body penetrates through the connecting strip, the adjusting screw rod is fixedly connected with the outer side face of the half sleeve body towards one end of the half sleeve body corresponding to the adjusting screw rod, adjusting nuts are connected to the adjusting screw rod in a threaded mode and are located on the rod bodies at the two ends of the connecting strip, and the two adjusting nuts on the adjusting screw rod can be respectively abutted to the two sides of the connecting strip to limit the movement of the connecting strip.
In the utility model, when in use, two pipelines are respectively inserted from the two ends of the cylindrical sleeve body, then butt-jointing two pipelines to make the butt-jointed position be positioned in the strip-shaped opening, then respectively operating said pipeline alignment devices, inwards pushing connecting strip, making the correcting rod be simultaneously abutted against the pipe bodies of two pipelines when the correcting rod is moved towards the direction of two pipelines, because the four correcting rods are arranged in parallel, after the four correcting rods are all pressed against the two pipelines at the same time, the straightness of the two pipelines is corrected, then the adjusting nuts at the two sides of the connecting strip are screwed to be respectively abutted against the connecting strip, so that the correcting rod is fixed, the pipeline is limited at the same time, the dislocation is avoided, and then welding the exposed two pipeline interfaces through the strip-shaped opening, and finally welding the rest welding seams after disassembling the half sleeve body.
Preferably, the outer side surface of the half sleeve body and the positions corresponding to the guide rods are respectively provided with a guide tube fixedly connected with the half sleeve body, the guide tubes extend along the radial direction of the cylindrical sleeve body, and the guide rods penetrate through the guide tubes and can be in sliding fit with the guide tubes along the central line direction of the guide tubes. Can provide the direction for the guide arm, improve the alignment precision to the pipeline.
As optimization, every be provided with two sets of pipeline locking device on the surface of the half cover body respectively, two sets of locking device are close to respectively in its place the half cover body is followed the both ends of the body central line direction of the tube-shape cover, every locking device of group includes two locking screws, is located the edge four locking screws of the same end of the body central line direction of the tube-shape cover wind the even interval of the body central line direction of the tube-shape cover sets up, and locking screw's screw rod section is followed the radial direction of the body of the tube-shape cover is worn its place the half cover body and rather than screw-. After the pipelines are straightened, the locking screws are respectively screwed, so that the ends of the screw sections of the locking screws are abutted to the pipelines, the two pipelines can be fixed respectively, and the stability is improved.
As an optimization, the guide rod is provided with a spring in a sleeved mode, the connecting bar is located on the rod body between the connecting bar and the half sleeve body, two ends of the spring are respectively and fixedly connected to the connecting bar and the half sleeve body, and the spring can move towards the direction of the half sleeve body to provide spring force. The correcting rod can be automatically abutted against the pipeline under the action of the spring force, so that an operator can conveniently straighten the pipeline.
To sum up, the beneficial effects of the utility model reside in that: the utility model discloses simple structure, convenient to use is swift, has improved the pipeline and has geared to needs of job straightness.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the installation structure of the pipe alignment device of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the auxiliary device for connecting and welding a pipeline in this embodiment includes a cylindrical sleeve body formed by two half sleeve bodies 1, the inner diameter of the cylindrical sleeve body is larger than the outer diameter of the pipeline to be installed, the two half sleeve bodies 1 are fixedly connected together by bolts, two pipeline alignment devices and four pipeline alignment devices are respectively arranged on the outer surface of each half sleeve body 1, the four pipeline alignment devices are uniformly arranged around the central line direction of the cylindrical sleeve body at intervals, a strip-shaped opening 2 for performing welding operation is arranged on the half sleeve body 1 and between the two pipeline alignment devices thereon along the bending direction of the half sleeve body, the pipeline alignment devices include two guide rods 3 which are parallel to each other and are arranged at intervals along the central line direction of the cylindrical sleeve body, the guide rods 3 penetrate through the half sleeve body 1 where the guide rods are located along the radial direction of the cylindrical sleeve body, and the guide rods 3 can be in, the pipeline aligning device further comprises a correcting rod 4 located on the inner side of the half sleeve body 1 and a connecting strip 5 located on the outer side of the half sleeve body 1, the correcting rod 4 is fixedly connected with the inner side ends of the two guide rods 3 and extends in a direction parallel to the central line of the cylindrical sleeve body, the connecting strip 5 is fixedly connected with the outer side ends of the two guide rods 2, an adjusting screw rod 6 extending in the radial direction of the cylindrical sleeve body penetrates through the connecting strip 5, the adjusting screw rod 6 is fixedly connected with the outer side face of the half sleeve body 1 towards one end, corresponding to the half sleeve body 1, of the adjusting screw rod 6, adjusting nuts 7 are in threaded connection with the rod bodies located at the two ends of the connecting strip 5, and the two adjusting nuts 7 on the adjusting screw rod 6 can abut against the two sides of the connecting strip 5 respectively to limit the movement of the connecting.
In this embodiment, the outer side surface of the half-sleeve body 1 and the positions corresponding to the guide rods 3 are respectively provided with a guide tube 8 fixedly connected with the half-sleeve body 1, the guide tube 8 extends along the radial direction of the cylindrical sleeve body, and the guide rods 3 penetrate through the guide tube 8 and can be in sliding fit with the guide tube along the direction of the central line thereof.
In this embodiment, every be provided with two sets of pipeline locking device on half cover body 1's the surface respectively, two sets of locking device are close to respectively in its place half cover body 1 follows the both ends of the body central line direction of the cylinder-shape cover, every locking device of group includes two locking screws 9, is located the edge four locking screws 9 of the same end of the body central line direction of the cylinder-shape cover wind the even interval of the body central line direction of the cylinder-shape cover sets up, and locking screws 9's screw section is followed the radial direction of the body of the cylinder-shape cover is worn its place half cover body 1 and rather than screw-thread fit.
In this embodiment, on the guide arm 3 and be located connecting strip 5 with the cover is equipped with spring 10 on the body of rod between the half cover body 1, spring 10's both ends respectively fixed connection be in connecting strip 5 with on the half cover body 1, spring 10 in order can for connecting strip 5 orientation half cover body 1 direction removes and provides the spring force.
In the specific implementation process, the correction rod can be further used, the guide rod is far away from the end face of one end of the correction rod, a connecting threaded hole is formed in the end face of the guide rod in an inwards concave mode in the direction of the central line of the guide rod, a connecting screw is arranged on the connecting strip and in a position corresponding to the connecting threaded hole, and the screw rod section of the connecting screw penetrates through the connecting strip and the connecting threaded hole to enable the connecting strip to be connected with the guide rod, so that the connecting strip is convenient to disassemble and maintain.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a pipe connection welding auxiliary device which characterized in that: the pipe aligning device comprises two pipe aligning devices which are arranged on the outer surface of each half sleeve body respectively, the four pipe aligning devices are arranged around the central line direction of the cylindrical sleeve body at uniform intervals, strip-shaped openings for welding operation are formed in the positions, between the two pipe aligning devices, on the half sleeve body along the bending direction of the half sleeve body, on the half sleeve body, the two pipes are positioned, the two pipe aligning devices are parallel to each other and are provided with two guide rods at intervals along the central line direction of the cylindrical sleeve body, the guide rods penetrate through the half sleeve body in the radial direction of the cylindrical sleeve body, the guide rods can be in sliding fit with the half sleeve body in the radial direction of the cylindrical sleeve body, the pipe aligning device also comprises a correcting rod positioned on the inner side of the half sleeve body and a connecting strip positioned on the outer side of the half sleeve body, the correcting rod is fixedly connected with the inner side ends of the two guide rods and extends in a direction parallel to the central line of the cylindrical sleeve body, the connecting strip is fixedly connected with the outer side ends of the two guide rods, an adjusting screw rod extending in the radial direction of the cylindrical sleeve body penetrates through the connecting strip, the adjusting screw rod is fixedly connected with the outer side face of the half sleeve body towards one end of the half sleeve body corresponding to the adjusting screw rod, adjusting nuts are connected to the adjusting screw rod in a threaded mode and are located on the rod bodies at the two ends of the connecting strip, and the two adjusting nuts on the adjusting screw rod can be respectively abutted to the two sides of the connecting strip to limit the movement of the connecting strip.
2. The pipe connection welding assist of claim 1, wherein: and guide pipes fixedly connected with the half sleeve body are respectively arranged on the outer side surface of the half sleeve body and in positions corresponding to the guide rods, the guide pipes extend along the radial direction of the cylindrical sleeve body, and the guide rods penetrate through the guide pipes and can be in sliding fit with the guide pipes along the direction of the central line of the guide pipes.
3. The pipe connection welding assist of claim 1, wherein: every be provided with two sets of pipeline locking device on the surface of half cover body respectively, two sets of locking device are close to respectively in its place half cover body is followed the both ends of the body central line direction of the tube-shape cover, every locking device of group includes two locking screws, is located the edge four locking screws of the same end of the body central line direction of the tube-shape cover wind the even interval of the body central line direction of the tube-shape cover sets up, and locking screw's screw rod section is followed the radial direction of the body of the tube-shape cover is worn its place half cover body and rather than screw-thread fit.
4. The pipe connection welding assist of claim 1, wherein: the connecting bar is fixedly connected with the half-sleeve body, and the spring can move towards the direction of the half-sleeve body to provide spring force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159310.9U CN210878401U (en) | 2019-12-05 | 2019-12-05 | Auxiliary device for pipeline connection welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159310.9U CN210878401U (en) | 2019-12-05 | 2019-12-05 | Auxiliary device for pipeline connection welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210878401U true CN210878401U (en) | 2020-06-30 |
Family
ID=71331162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922159310.9U Active CN210878401U (en) | 2019-12-05 | 2019-12-05 | Auxiliary device for pipeline connection welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210878401U (en) |
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2019
- 2019-12-05 CN CN201922159310.9U patent/CN210878401U/en active Active
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