CN214770106U - Natural gas line's welding auxiliary device - Google Patents
Natural gas line's welding auxiliary device Download PDFInfo
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- CN214770106U CN214770106U CN202120958087.9U CN202120958087U CN214770106U CN 214770106 U CN214770106 U CN 214770106U CN 202120958087 U CN202120958087 U CN 202120958087U CN 214770106 U CN214770106 U CN 214770106U
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Abstract
The application relates to the technical field of natural gas pipeline construction, provides natural gas pipeline's welding auxiliary device, include: a support; the bedplate is provided with a first rectangular array hole consisting of a plurality of rows and a plurality of columns of first threaded holes; and each group of clamps comprises two clamping pieces which are symmetrically arranged, each clamping piece comprises a fixing part and a clamping part which are perpendicular to each other, a second rectangular array hole which is composed of a plurality of rows and a plurality of columns of second threaded holes is formed in the fixing part, and a fixing bolt is arranged on the fixing part and is sequentially connected with the second threaded holes and the first threaded holes. The utility model has the advantages that: the first rectangular array holes and the second rectangular array holes can be used as central axis reference objects, the distance between two clamping pieces of a plurality of groups of different clamps can be kept the same and be positioned on the same axis, so that the central axes of two pipelines which are butt-welded are kept coincident, and the welding quality is improved.
Description
Technical Field
The utility model belongs to the technical field of the natural gas line construction, especially, relate to a natural gas line's welding auxiliary device.
Background
In the existing natural gas pipeline construction process, welding operation needs to be carried out on pipelines, in order to guarantee welding quality, the pipelines to be welded need to be fixed by using a clamp or a limiting part, and then butt welding construction is carried out on the pipelines by using a welding machine. However, during actual construction, the existing clamp or the locating part is difficult to ensure that the central axes of two butt-welded pipelines coincide, so that the pipeline welding position has a dislocation surface, the pipeline welding position is inconvenient to weld or the welding seam is uneven, the polishing efficiency at the later stage of the seam is influenced, and the pipeline welding quality is also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome current anchor clamps or locating part and be difficult to guarantee the defect of butt welding pipeline axis coincidence, provide a fixed effectual, natural gas line's welding auxiliary device that butt welding pipeline axis coincidence degree is high.
In order to achieve the above object, the utility model relates to a natural gas line's welding auxiliary device, include:
a support;
the bedplate is arranged at the upper end of the bracket and is provided with a first rectangular array hole consisting of a plurality of rows and a plurality of columns of first threaded holes; and
at least two sets of anchor clamps, the symmetry is located the upper end of platen, every group anchor clamps include two holders that the symmetry set up, the holder includes looks vertically fixed part and clamping part, be equipped with the second rectangle array hole of constituteing by multirow multiseriate second screw hole on the fixed part, the aperture of second screw hole with the aperture of first screw hole is the same, be equipped with fixing bolt on the fixed part, fixing bolt in proper order with the second screw hole with first screw hole is connected.
Further, the clamping portion includes:
the first clamping plate is vertically and fixedly connected with the fixing part;
the second clamping plate is movably connected with the first clamping plate and arranged on the opposite surfaces of the two clamping pieces of the same group of clamps; and
adjusting bolt locates first splint are back to back the face of second splint, just adjusting bolt in proper order with first splint and second splint threaded connection, in order to be used for adjusting the second splint with the distance of first splint.
The beneficial effects of the further scheme are as follows: the distance between the second clamping plate and the first clamping plate is adjusted through the adjusting bolt, so that the pipe can be clamped more tightly.
Further, the holder further includes:
the base plate is arranged between the fixing part and the bedplate, a third rectangular array hole consisting of a plurality of rows and a plurality of columns of third threaded holes is formed in the base plate, the aperture of the third threaded hole is the same as that of the second threaded hole, and the third threaded hole is connected with the fixing bolt.
The beneficial effects of the further scheme are as follows: the height of the clamp relative to the bedplate can be adjusted through the base plate, and the distance between clamping pieces of the clamp can also be adjusted, so that the clamp is suitable for clamping and fixing large-caliber pipelines.
Further, the distance between adjacent first threaded holes of the first rectangular array of holes is the same as the distance between adjacent second threaded holes of the second rectangular array of holes; the distance between the adjacent second threaded holes of the second rectangular array of holes is the same as the distance between the adjacent third threaded holes of the third rectangular array of holes.
Furthermore, the surface of the second clamping plate back to the first clamping plate is provided with a vertical surface and an inclined surface.
The beneficial effects of the further scheme are as follows: the inclined plane can restrict the displacement of the pipeline in the vertical direction, one end of the pipeline is prevented from tilting or falling, and the safety of pipeline clamping is guaranteed.
Furthermore, a welding operation hole is formed in the bedplate, and the at least two groups of clamps are symmetrically arranged on two sides of the welding operation hole. When the pipeline is welded, the end face to be welded of the pipeline is arranged at the welding operation hole, so that the pipeline can be welded uninterruptedly along the circumferential direction of the pipeline, and the welding quality and efficiency are improved.
The utility model has the advantages that: the second rectangular array hole on the fixed part is aligned with the first rectangular array hole on the bedplate and then is fixed on the bedplate, so that the fixture can be fixed and fastened, the clamping effect of the fixture on the pipeline is ensured, the first rectangular array hole and the second rectangular array hole can be used as axis reference objects, the distance between two clamping pieces of the fixtures with different groups can be kept the same and be positioned on the same axis, the axes of the two pipelines subjected to butt welding are kept coincident, and the welding quality is improved.
Drawings
Fig. 1 is a schematic perspective view of the welding auxiliary device for natural gas pipeline according to the present invention.
Fig. 2 is a side view of the welding assistance device of fig. 1.
Fig. 3 is a schematic perspective view of a base plate disposed between a platen and a clamp of the welding assistance device of fig. 1.
Fig. 4 is a side view of the welding assistance device of fig. 3.
Fig. 5 is a schematic perspective view of the welding auxiliary device of fig. 3 with two pipes.
Fig. 6 is a side view of the welding assistance device of fig. 5.
Fig. 7 is an enlarged perspective view of one of the clamping members of fig. 1.
Fig. 8 is a perspective view illustrating an enlarged space between the second clamping plate and the first clamping plate of the clamping member in fig. 7.
Fig. 9 is an enlarged perspective view of the pad plate of fig. 3.
In the figure, a bracket 1, a bedplate 2, a clamp 3, a clamping piece 3.1, a fixing part 3.1.1, a clamping part 3.1.2, a first clamping plate 3.1.2.1, a second clamping plate 3.1.2.2, an adjusting bolt 3.1.2.3, a backing plate 3.1.3, a welding operation hole 4, a first threaded hole 5, a second threaded hole 6, a third threaded hole 7, a fixing bolt 8 and a pipeline 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1 to 9 and the embodiments.
As shown in fig. 1 and 2, the welding auxiliary device for a natural gas pipeline includes: a support 1, a bedplate 2 and two sets of clamps 3.
The support 1 comprises a cross rod and a vertical rod, and is welded at the lower end of the bedplate 2.
The central point of platen 2 puts and is equipped with square welding operation hole 4, and welding operation hole 4's both sides are located to two sets of anchor clamps 3 symmetry, is equipped with a set of anchor clamps 3 between 2 tip of platen and welding operation hole 4 promptly, and platen 2 is provided with first rectangle array hole in the position that sets up anchor clamps 3, and first rectangle array hole comprises 16 lines of 8 first screw holes 5, and every line of first screw hole 5 is parallel with the long limit of platen 2, and every row of first screw hole 5 is parallel with the minor face of platen 2.
Combine fig. 1, fig. 2, fig. 7 and fig. 8 to show, every group anchor clamps 3 is including two holders 3.1 that the symmetry set up, holder 3.1 includes looks vertically fixed part 3.1.1 and clamping part 3.1.2, be equipped with the second rectangle array hole of constituteing by multirow multiseriate second screw hole 6 on the fixed part 3.1.1, the aperture of second screw hole 6 is the same with the aperture of first screw hole 5, be equipped with fixing bolt 8 on the fixed part 3.1.1, fixing bolt 8 is connected with second screw hole 6 and first screw hole 5 in proper order.
The clamping part 3.1.2 comprises a first clamping plate 3.1.2.1, a second clamping plate 3.1.2.2 and an adjusting bolt 3.1.2.3, wherein the first clamping plate 3.1.2.1 is vertically and fixedly connected with the fixing part 3.1.1. The second clamping plate 3.1.2.2 is movably connected with the first clamping plate 3.1.2.1 and is arranged on the opposite surface of the two clamping pieces 3.1 of the same group of clamps 3. The outer wall of the adjusting bolt 3.1.2.3 can be painted with a marking ring with different colors, the marking ring with different colors is arranged along the axial direction of the adjusting bolt 3.1.2.3, and the screwing depth of the adjusting bolt 3.1.2.3 can be judged through the color of the marking ring exposed by the adjusting bolt 3.1.2.3 on the plate surface of the first clamping plate 3.1.2.1, which is opposite to the second clamping plate 3.1.2.2, so that the distance between the first clamping plate 3.1.2.1 and the second clamping plate 3.1.2.2 can be judged. When the pipeline 9 is clamped, in order to ensure that the central axes of the two pipelines 9 coincide, the tightening depths of the adjusting bolts 3.1.2.3 on the same side of the two clamps 3 need to be adjusted to be consistent. In fact, the adjusting bolt 3.1.2.3 is used for fine adjustment of the clamp 3, when clamping the pipe 9, the clamping piece 3.1 of the clamp 3 is fixed on the bedplate 2 according to the diameter of the pipe 9, and the plate surfaces of the second clamping plates 3.1.2.2 of the clamping pieces 3.1 on the same side of the two clamps 3 are on the same vertical plane. After the pipeline 9 is placed between the two clamping pieces 3.1 on the bedplate 2, the position of the second clamping plate 3.1.2.2 is finely adjusted through the adjusting bolt 3.1.2.3, so that the second clamping plate 3.1.2.2 clamps the pipeline 9, and the pipeline 9 is fixed.
The adjusting bolts 3.1.2.3 have two or more, are located the first splint 3.1.2.1 and back to the face of second splint 3.1.2.2, and adjusting bolt 3.1.2.3 is in proper order with first splint 3.1.2.1 and second splint 3.1.2.2 threaded connection for adjust the distance of second splint 3.1.2.2 and first splint 3.1.2.1.
As shown in connection with fig. 3, 4 and 9, the clamp 3.1 further comprises a backing plate 3.1.3. Backing plate 3.1.3 is located between fixed part 3.1.1 and the platen 2, is equipped with the third rectangle array hole of constituteing by multirow multiseriate third screw hole 7 on the backing plate 3.1.3, and the aperture of third screw hole 7 is the same with the aperture of second screw hole 6, and third screw hole 7 is connected with fixing bolt 8. There may be a plurality of backing plates 3.1.3, in this embodiment, two backing plates 3.1.3 are stacked between each fixing portion 3.1.1 and the platen 2, and when the backing plates 3.1.3 are stacked, it is necessary to ensure that the number of the overlapped third threaded holes 7 of the stacked backing plates 3.1.3 is greater than or equal to the number of the fixing bolts 8. The backing plate 3.1.3 can adjust the height of the clamping piece 3.1 relative to the bedplate 2, and can also adjust the distance between the two clamping pieces 3.1 on the same group of clamps 3 by adjusting the distance between the backing plate 3.1.3 relative to the bedplate 2 and the clamping piece 3.1, thereby being applicable to clamping of pipelines 9 with larger diameters. For example, the backing plate 3.1.3 is partially cantilevered over the platen 2, and the clamp 3.1 is secured to the cantilevered portion of the backing plate 3.1.3, so that the distance between the two clamps 3.1 on the same set of clamps 3 can be greater than the width of the platen 2.
The distance between the adjacent first threaded holes 5 of the first rectangular array holes is the same as the distance between the adjacent second threaded holes 6 of the second rectangular array holes; the pitch of adjacent second threaded holes 6 of the second rectangular array of holes is the same as the pitch of adjacent third threaded holes 7 of the third rectangular array of holes.
As shown in fig. 7 and 8, the plate surface of the second clamping plate 3.1.2.2, which faces away from the first clamping plate 3.1.2.1, is provided with a vertical surface and an inclined surface. The upper end of vertical face is located to the inclined plane, and after second splint 3.1.2.2 centre gripping pipeline 9, the inclined plane can restrict the vertical upwards hunch-up or the perk of pipeline 9, guarantees that the centre gripping of pipeline 9 is stable.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that a person skilled in the art should also recognize that several modifications and decorations can be made without departing from the principle of the present invention, and the protection scope of the present invention is also covered.
Claims (6)
1. A natural gas pipeline's welding auxiliary device which characterized in that includes:
a support;
the bedplate is arranged at the upper end of the bracket and is provided with a first rectangular array hole consisting of a plurality of rows and a plurality of columns of first threaded holes; and
at least two sets of anchor clamps, the symmetry is located the upper end of platen, every group anchor clamps include two holders that the symmetry set up, the holder includes looks vertically fixed part and clamping part, be equipped with the second rectangle array hole of constituteing by multirow multiseriate second screw hole on the fixed part, the aperture of second screw hole with the aperture of first screw hole is the same, be equipped with fixing bolt on the fixed part, fixing bolt in proper order with the second screw hole with first screw hole is connected.
2. The welding assistance device for a natural gas pipeline according to claim 1, wherein the clamp portion comprises:
the first clamping plate is vertically and fixedly connected with the fixing part;
the second clamping plate is movably connected with the first clamping plate and arranged on the opposite surfaces of the two clamping pieces of the same group of clamps; and
adjusting bolt locates first splint are back to back the face of second splint, just adjusting bolt in proper order with first splint and second splint threaded connection, in order to be used for adjusting the second splint with the distance of first splint.
3. The welding aid for a natural gas pipeline according to claim 1, wherein the clamp further comprises:
the base plate is arranged between the fixing part and the bedplate, a third rectangular array hole consisting of a plurality of rows and a plurality of columns of third threaded holes is formed in the base plate, the aperture of the third threaded hole is the same as that of the second threaded hole, and the third threaded hole is connected with the fixing bolt.
4. A natural gas pipeline welding assistance device as claimed in claim 3, wherein said first rectangular array of holes has a same pitch as said second rectangular array of holes; the distance between the adjacent second threaded holes of the second rectangular array of holes is the same as the distance between the adjacent third threaded holes of the third rectangular array of holes.
5. The welding assistance device for the natural gas pipeline according to claim 2, wherein a plate surface of the second clamping plate facing away from the first clamping plate is provided with a vertical surface and an inclined surface.
6. The natural gas pipeline welding auxiliary device as claimed in any one of claims 1 to 5, wherein a welding operation hole is formed in the bedplate, and the at least two sets of clamps are symmetrically arranged on two sides of the welding operation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120958087.9U CN214770106U (en) | 2021-05-07 | 2021-05-07 | Natural gas line's welding auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120958087.9U CN214770106U (en) | 2021-05-07 | 2021-05-07 | Natural gas line's welding auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214770106U true CN214770106U (en) | 2021-11-19 |
Family
ID=78692043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120958087.9U Expired - Fee Related CN214770106U (en) | 2021-05-07 | 2021-05-07 | Natural gas line's welding auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214770106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139210A (en) * | 2022-08-02 | 2022-10-04 | 上海菲利华石创科技有限公司 | Synchronous polishing device for groove bottom surface and groove side surface of thick quartz plate groove for semiconductor |
-
2021
- 2021-05-07 CN CN202120958087.9U patent/CN214770106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139210A (en) * | 2022-08-02 | 2022-10-04 | 上海菲利华石创科技有限公司 | Synchronous polishing device for groove bottom surface and groove side surface of thick quartz plate groove for semiconductor |
| CN115139210B (en) * | 2022-08-02 | 2024-06-14 | 上海菲利华石创科技有限公司 | Synchronous polishing device for groove bottom surface and groove side surface of quartz thick plate groove for semiconductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |