CN215034987U

CN215034987U - Petroleum pipeline welding auxiliary tool

Info

Publication number: CN215034987U
Application number: CN202121372147.5U
Authority: CN
Inventors: 张昆鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-07
Anticipated expiration: 2031-06-21

Abstract

The utility model relates to a petroleum pipeline welding appurtenance. The auxiliary tool comprises a first connecting plate and a second connecting plate, one end of the first connecting plate is hinged to one end of the second connecting plate through a hinge bolt, the hinge bolt is provided with a fixed first connecting plate, a compression nut of the second connecting plate, the end part of the first connecting plate is provided with a first L-shaped supporting plate, the horizontal edge of the first supporting plate is used for supporting a petroleum pipeline, one end, away from the first connecting plate, of the first supporting plate is provided with a first fixing plate, the first fixing plate is provided with a first compression bolt, the end part of the second connecting plate is provided with a second L-shaped supporting plate, one end, away from the second connecting plate, of the second supporting plate is provided with a second fixing plate, and the second fixing plate is provided with a second compression bolt. Compared with the prior art, the utility model discloses a petroleum pipeline welding appurtenance simple structure, convenient operation is fixed firm to two petroleum pipelines, has avoided petroleum pipeline to take place to slide, has guaranteed petroleum pipeline welding quality.

Description

Petroleum pipeline welding auxiliary tool

Technical Field

The utility model belongs to the technical field of pipeline welding appurtenance, concretely relates to petroleum pipeline welding appurtenance.

Background

In the pipeline processes such as petrochemical industry, because the distance is very long, can not be a root length pipe, need a lot of pipe to link together, in the place that pipe and pipe link to each other, need the welding together, in order to guarantee the leakproofness that the pipeline links to each other, because these pipelines are generally buried in the bottom deeply, need have fine leakproofness, just so can reduce the accident of revealing, guarantee the transportation.

At present, two petroleum pipelines needing to be welded are butted by using a clamp during the welding of the petroleum pipelines. The Chinese patent with application publication No. CN108466007A discloses a petrochemical engineering pipeline welding clamp, which comprises a clamp head for clamping a pipeline, a fixing bolt for fixing the clamp head, a locking device, a connecting sliding head and a sliding rod, wherein the clamp head comprises an upper clamp, a lower clamp and a rotating shaft, one side of the upper clamp is provided with an upper fixing plate, the upper fixing plate is provided with an upper threaded hole, the lower end surface of the other side of the upper clamp is provided with a connecting plate, a shaft hole is arranged in the connecting plate, one side of the lower clamp is provided with a lower fixing plate, the upper threaded hole and the lower threaded hole of the lower fixing plate are aligned in position, the fixing bolt is respectively connected with the upper threaded hole and the lower threaded hole, two ends of the upper end surface of the other side of the lower clamp are provided with connecting blocks, the rotating shaft is arranged in the shaft hole, two ends of the rotating shaft are respectively connected with the connecting blocks, and the locking device is in threaded fit with the clamp head, the connecting sliding head is arranged on one side of the locking device and is connected with the upper clamp, and the sliding rod is connected with the connecting sliding head. However, most of the welding fixtures are complex in structure and troublesome to operate, and the welding fixtures can slide in the clamping process, so that the welding seams are too large, and the welding quality is affected.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a petroleum pipeline welding appurtenance, this petroleum pipeline welding appurtenance simple structure, convenient operation, petroleum pipeline can not take place to slide among the centre gripping process.

The utility model discloses a petroleum pipeline welding appurtenance's technical scheme is:

the petroleum pipeline welding auxiliary tool comprises a first connecting plate and a second connecting plate, wherein one end of the first connecting plate is hinged with one end of the second connecting plate through a hinge bolt, a compression nut for fixing the first connecting plate and the second connecting plate is arranged on the hinge bolt, an L-shaped first supporting plate is arranged at the end part of the first connecting plate, the horizontal edge of the first supporting plate is used for supporting a petroleum pipeline, a first fixing plate is arranged at one end, far away from the first connecting plate, of the first supporting plate, a first compression bolt for compressing the petroleum pipeline on the vertical edge of the first supporting plate is arranged on the first fixing plate, an L-shaped second supporting plate is arranged at the end part of the second connecting plate, the horizontal edge of the second supporting plate is used for supporting the petroleum pipeline, and a second fixing plate is arranged at one end, far away from the second connecting plate, of the second supporting plate, and a second compression bolt used for compressing the petroleum pipeline on the vertical edge of the second supporting plate is arranged on the second fixing plate.

As a further improvement to the above technical solution, the first fixing plate is L-shaped, an end of a horizontal edge of the L-shaped first fixing plate is fixedly connected to an end of a horizontal edge of the first connecting plate, and the first pressing bolt is screwed to a vertical edge of the first fixing plate.

As a further improvement to the above technical solution, a clamping groove extending vertically is provided on a vertical edge of the first fixing plate, and a first fixing nut matched with the first pressing bolt is clamped in the clamping groove.

As a further improvement to the above technical solution, the second fixing plate is L-shaped, an end of a horizontal side of the L-shaped second fixing plate is fixedly connected to an end of a horizontal side of the second connecting plate, and the second pressing bolt is screwed to a vertical side of the second fixing plate.

As a further improvement to the above technical solution, a clamping groove extending vertically is provided on a vertical edge of the second fixing plate, and a second fixing nut matched with the second pressing bolt is clamped in the clamping groove.

As a further improvement to the above technical solution, two holding rods extending in the radial direction are respectively provided on the screw heads of the first compression bolt and the second compression bolt, and the two holding rods are coaxially arranged.

As a further improvement to the technical scheme, the compression nut is a butterfly nut.

The utility model provides a petroleum pipeline welding appurtenance compares in prior art, has following advantage:

the utility model discloses a when petroleum pipeline welding appurtenance used, on placing first backup pad and second backup pad respectively with two petroleum pipelines, rotate first connecting plate and second connecting plate, make two pipelines need welded one end butt joints. Then, fixing the first connecting plate and the second connecting plate through a compression nut, and then, rotating a first compression bolt to compress the petroleum pipeline on the horizontal edge of the first supporting plate on the vertical edge of the first supporting plate; and rotating the first compression bolt to compress the petroleum pipeline on the horizontal edge of the second support plate on the vertical edge of the second support plate, so that the two pipelines are fixedly butted. Compared with the prior art, the utility model discloses a petroleum pipeline welding appurtenance simple structure, convenient operation is fixed firm to two petroleum pipelines, has avoided petroleum pipeline to take place to slide, has guaranteed petroleum pipeline welding quality.

In the petroleum pipeline welding auxiliary tool, the vertical edge of the first fixing plate is provided with a clamping groove, and a first fixing nut is clamped in the clamping groove; and a clamping groove is formed in the vertical edge of the second fixing plate, and a second fixing nut is clamped in the clamping groove. After long-term use, wearing and tearing can take place for first fixation nut and second fixation nut, adopt this structure can change first fixation nut and second fixation nut, help the extension the utility model discloses a life.

The utility model discloses an among the petroleum pipeline welding appurtenance, through set up two coaxial handspikes on first clamp bolt and second clamp bolt's spiral shell head, it is more laborsaving to rotate first clamp bolt and second clamp bolt through the handspike.

The utility model discloses an among the petroleum pipeline welding appurtenance, gland nut is butterfly nut, helps changeing gland nut, helps fixing first connecting plate and second connecting plate.

Drawings

FIG. 1 is a first schematic view of the auxiliary tool for welding petroleum pipelines according to the present invention;

FIG. 2 is a schematic view showing a second usage state of the auxiliary tool for petroleum pipeline welding according to the present invention;

FIG. 3 is a schematic structural view of an auxiliary tool for welding petroleum pipelines (without petroleum pipelines) according to the present invention;

reference numbers in the figures: 1. a first connecting plate; 2. a second connecting plate; 3. a hinge bolt; 4. a compression nut; 5. a first support plate; 6. a second support plate; 7. a first fixing plate; 8. a second fixing plate; 9. a first fixing nut; 10. a second fixing nut; 11. a first hold-down bolt; 12. a second hold-down bolt; 13. a hand-held lever; 14. a petroleum pipeline.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

the petroleum pipeline welding auxiliary tool of the utility model comprises a first connecting plate 1 and a second connecting plate 2, as shown in fig. 1, fig. 2 and fig. 3, one end of the first connecting plate 1 is hinged with one end of the second connecting plate 2 through a hinge bolt 3, a compression nut 4 for fixing the first connecting plate 1 and the second connecting plate 2 is arranged on the hinge bolt 3, the end part of the first connecting plate 1 is provided with an L-shaped first supporting plate 5, the horizontal edge of the first supporting plate 5 is used for supporting a petroleum pipeline 14, one end of the first supporting plate 5 far away from the first connecting plate 1 is provided with a first fixing plate 7, the first fixing plate 7 is provided with a first compression bolt 11 for compressing the petroleum pipeline 14 on the vertical edge of the first supporting plate 5, the end part of the second connecting plate 2 is provided with an L-shaped second supporting plate 6, the horizontal edge of the second supporting plate 6 is used for supporting a petroleum pipeline 14, a second fixing plate 8 is arranged at one end, away from the second connecting plate 2, of the second supporting plate 6, and a second pressing bolt 12 used for pressing the petroleum pipeline 14 on the vertical edge of the second supporting plate 6 is arranged on the second fixing plate 8.

In this embodiment, the first fixing plate 7 is L-shaped, the end of the horizontal side of the L-shaped first fixing plate 7 is fixedly connected to the end of the horizontal side of the first connecting plate 1, and the first pressing bolt 11 is screwed on the vertical side of the first fixing plate 7.

In this embodiment, a clamping groove extending vertically is formed in the vertical edge of the first fixing plate 7, and a first fixing nut 9 matched with the first pressing bolt 11 is clamped in the clamping groove.

In this embodiment, the second fixing plate 8 is L-shaped, the end of the horizontal side of the L-shaped second fixing plate 8 is fixedly connected to the end of the horizontal side of the second connecting plate 2, and the second pressing bolt 12 is screwed on the vertical side of the second fixing plate 8.

In this embodiment, a clamping groove extending vertically is formed in a vertical edge of the second fixing plate 8, and a second fixing nut 10 matched with the second pressing bolt 12 is clamped in the clamping groove.

In this embodiment, the first compression bolt 11 and the second compression bolt 12 are respectively provided with two holding rods 13 extending in the radial direction at the screw heads, and the two holding rods 13 are coaxially arranged. The compression nut 4 is a butterfly nut.

the utility model discloses a when petroleum pipeline welding appurtenance used, on placing first backup pad 5 and second backup pad 6 respectively with two petroleum pipeline 14, rotate first connecting plate 1 and second connecting plate 2, make two pipelines need welded one end butt joints. Then, the first connecting plate 1 and the second connecting plate 2 are fixed through the compression nut 4, and then the petroleum pipeline 14 on the horizontal edge of the first supporting plate 5 is compressed on the vertical edge of the first supporting plate 5 by rotating the first compression bolt 11; the first pressing bolt 11 is rotated to press the petroleum pipeline 14 on the horizontal edge of the second supporting plate 6 against the vertical edge of the second supporting plate 6, so that the two pipelines are fixed in a butt joint mode. Compared with the prior art, the utility model discloses a petroleum pipeline welding appurtenance simple structure, convenient operation is fixed firm to two petroleum pipeline 14, has avoided petroleum pipeline 14 to take place to slide, has guaranteed petroleum pipeline welding quality.

In the petroleum pipeline welding auxiliary tool of the utility model, a clamping groove is arranged on the vertical edge of the first fixing plate 7, and a first fixing nut 9 is clamped in the clamping groove; and a clamping groove is formed in the vertical edge of the second fixing plate 8, and a second fixing nut 10 is clamped in the clamping groove. After long-term use, wearing and tearing can take place for first fixation nut 9 and second fixation nut 10, adopt this structure to change first fixation nut 9 and second fixation nut 10, help prolonging the utility model discloses a life.

The utility model discloses an among the petroleum pipeline welding appurtenance, through set up two coaxial handspikes 13 on the spiral shell head at first clamp bolt 11 and second clamp bolt 12, it is more laborsaving to rotate first clamp bolt 11 and second clamp bolt 12 through handspike 13.

The utility model discloses an among the petroleum pipeline welding appurtenance, gland nut 4 is butterfly nut, helps changeing gland nut 4, helps fixing first connecting plate 1 and second connecting plate 2.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The petroleum pipeline welding auxiliary tool is characterized by comprising a first connecting plate and a second connecting plate, wherein one end of the first connecting plate is hinged with one end of the second connecting plate through a hinge bolt, a compression nut for fixing the first connecting plate and the second connecting plate is arranged on the hinge bolt, an L-shaped first supporting plate is arranged at the end part of the first connecting plate, the horizontal edge of the first supporting plate is used for supporting a petroleum pipeline, a first fixing plate is arranged at one end, far away from the first connecting plate, of the first supporting plate, a first compression bolt for compressing the petroleum pipeline on the vertical edge of the first supporting plate is arranged on the first fixing plate, an L-shaped second supporting plate is arranged at the end part of the second connecting plate, the horizontal edge of the second supporting plate is used for supporting the petroleum pipeline, and a second fixing plate is arranged at one end, far away from the second connecting plate, of the second supporting plate, and a second compression bolt used for compressing the petroleum pipeline on the vertical edge of the second supporting plate is arranged on the second fixing plate.

2. The petroleum pipeline welding auxiliary tool of claim 1, wherein the first fixing plate is L-shaped, the end of the horizontal edge of the L-shaped first fixing plate is fixedly connected with the end of the horizontal edge of the first connecting plate, and the first compression bolt is screwed on the vertical edge of the first fixing plate.

3. The petroleum pipeline welding auxiliary tool of claim 2, wherein the vertical edge of the first fixing plate is provided with a clamping groove extending up and down, and a first fixing nut matched with the first compression bolt is clamped in the clamping groove.

4. The petroleum pipeline welding auxiliary tool of claim 1, wherein the second fixing plate is L-shaped, the end of the horizontal edge of the L-shaped second fixing plate is fixedly connected with the end of the horizontal edge of the second connecting plate, and the second compression bolt is in threaded connection with the vertical edge of the second fixing plate.

5. The petroleum pipeline welding auxiliary tool of claim 4, wherein the vertical edge of the second fixing plate is provided with a clamping groove extending up and down, and a second fixing nut matched with the second compression bolt is clamped in the clamping groove.

6. The petroleum pipeline welding auxiliary tool of claim 1, wherein the first compression bolt and the second compression bolt are respectively provided with two radially extending holding rods at the screw heads, and the two holding rods are coaxially arranged.

7. The petroleum pipeline welding aide of claim 1, wherein the compression nut is a wing nut.