CN212470291U - Cooling device between pipeline welding pipelines - Google Patents
Cooling device between pipeline welding pipelines Download PDFInfo
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- CN212470291U CN212470291U CN202020987660.4U CN202020987660U CN212470291U CN 212470291 U CN212470291 U CN 212470291U CN 202020987660 U CN202020987660 U CN 202020987660U CN 212470291 U CN212470291 U CN 212470291U
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Abstract
The utility model discloses a heat sink between pipeline welding way, it establishes the outer wind ring of welding pipeline and connects the blast pipe on the wind ring including the cover, the annular duct in exhaust hole is offered for the inner wall to the wind ring, the inner circle and the welding pipeline interval of wind ring set up, the inner chamber and the blast pipe intercommunication of wind ring, the wind ring includes welding seam wind ring and heat affected zone wind ring, welding seam wind ring is located the welding seam periphery, heat affected zone wind ring is located heat affected zone periphery, all be connected with the blast pipe on each wind ring, be connected with the air supply house steward after each blast pipe connects in parallel, be equipped with the control valve on the air supply house steward. The utility model discloses set up the wind ring outside the welding pipeline, let in compressed air in to the wind ring through the blast pipe, carry out the forced air cooling to the welding seam and the heat affected zone that the temperature is the highest to reach the effect that reduces the temperature between the way, satisfy stainless steel pipeline welded technological requirement, welding process need not stop, make the welding can be stable going on in succession, the welding qualification rate is high, and improved equipment and personnel's work efficiency.
Description
Technical Field
The utility model relates to a heat sink between pipeline welding way especially is applicable to stainless steel pipeline welding process, belongs to the welding technology field.
Background
In the industries of petrochemical industry, coal chemical industry, electric power and the like, a large number of stainless steel pipeline welding processes are available, automatic welding with high efficiency and stable welding quality is widely adopted to replace manual welding at present, the welding quality and benefits are improved, a welding gun is fixed in the automatic welding process, and the pipeline slowly rotates on an automatic machine. The welding process of the stainless steel pipeline needs to control the temperature between the pipelines to be below 150 ℃, the welding voltage and current are larger than those of manual welding in the automatic welding process, the energy of a welding line is large, the temperature of a welding seam in the welding process is high, the welding temperature is actually measured on site, the temperature of the welding seam reaches 290 ℃ after the welding machine welds a circle, at the moment, the welding is stopped, a cooling measure is taken, the welding can be continued after the temperature of the welding seam to be welded is reduced to be below 150 ℃, and the welding method causes the unstable work of the welding machine and the reduction of the welding efficiency. Therefore, there is a need for a device capable of reducing the temperature between the welding lines to achieve continuous and stable welding and improve the welding efficiency.
Disclosure of Invention
An object of the utility model is to provide a heat sink between pipeline welding way enables the temperature reduction between the way to realize welded continuous and stable, improve welding efficiency.
The utility model adopts the following technical scheme: the utility model provides a heat sink between pipeline welding way, its establishes the outer wind ring of welding pipeline and connects the blast pipe on the wind ring including the cover, and the annular duct in exhaust hole is offered for the inner wall to the wind ring, and the inner circle and the welding pipeline interval of wind ring set up, and the inner chamber and the blast pipe intercommunication of wind ring, the wind ring includes welding seam wind ring and heat affected zone wind ring, and welding seam wind ring is located the welding seam periphery, and heat affected zone wind ring is located heat affected zone periphery, all is connected with the blast pipe on each wind ring, is connected with the air supply house steward after each blast pipe connects in parallel, be equipped with the control valve on the air supply house.
Each wind ring is arranged in parallel, and the axis of each wind ring is coincided with the axis of the welded pipeline.
The distance between two adjacent wind rings is 60 mm.
The wind ring is made of stainless steel tubes.
The inner diameter of the wind ring is 10mm larger than the outer diameter of the cooled welding pipeline.
The exhaust holes are uniformly distributed on the inner wall of the wind ring.
The diameter of the vent hole is 2.5mm, and the distance between two adjacent rows of vent holes is 5 mm.
The utility model has the advantages that: the utility model discloses set up the wind ring outside the welding pipeline, let in compressed air in to the wind ring through the blast pipe, adjust the air current through the control valve, exhaust hole exhaust air current through on the wind ring, thereby carry out the forced air cooling to the welding seam that the temperature is the highest and heat affected zone, thereby reach the effect that reduces the inter-lane temperature, satisfy stainless steel pipeline welded technological requirement, welding process need not stop, make welding can be stable going on in succession, the welding qualification rate is high, and the work efficiency of equipment and personnel has been improved, construction cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a cross-sectional view of the wind ring of fig. 1.
In the figure: 1-welding a pipeline, 11-welding seams, 12-a heat affected zone, 2-an air ring, 21-a welding seam air ring, 22-a heat affected zone air ring, 3-an air supply pipe, 4-an air supply main pipe, 5-a control valve and 6-an exhaust hole.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The utility model relates to a structure of embodiment is as shown in fig. 1 to fig. 3, the pipeline welding of this embodiment says that heat sink establishes the outer wind ring 2 of welding pipeline 1 and connects blast pipe 3 on wind ring 2 including the cover, and wind ring 2 sets up the ring conduit in exhaust hole 5 for the inner wall, and the inner circle of wind ring 2 sets up with 1 interval of welding pipeline, and the inner chamber and the blast pipe 3 intercommunication of wind ring 2, wind ring 2 includes welding seam wind ring 21 and heat affected zone wind ring 22, and welding seam wind ring 22 is located welding seam 11 periphery, and heat affected zone wind ring 23 is located heat affected zone 12 periphery, all is connected with blast pipe 3 on each wind ring 2, is connected with air supply house steward 4 after each blast pipe 3 connects in parallel, is equipped with control valve 5 on the air supply house steward 4.
Each wind ring 2 is arranged in parallel, the axis of each wind ring 2 is coincided with the axis of the welded pipeline 1, and the distance between every two adjacent wind rings 2 is 60 mm. The air ring 2 is made of a stainless steel pipe, and the inner diameter of the air ring 2 is 10mm larger than the outer diameter of the cooled welding pipeline 1. The exhaust holes 6 are uniformly distributed on the inner wall of the air ring 2, the diameter of each exhaust hole 6 is 2.5mm, and the distance between every two adjacent rows of exhaust holes 6 is 5 mm.
When the cooling device between pipeline welding way of this embodiment uses, let in compressed air in to the wind ring through air supply house steward, adjust the air current through the control valve, exhaust hole exhaust air current through on the wind ring, thereby welding seam wind ring and heat affected zone wind ring carry out the forced air cooling to welding seam and heat affected zone respectively, thereby reach the purpose that reduces the temperature between the way, satisfy stainless steel pipeline welded technological requirement, welding process need not stop, make the welding can go on stably in succession, the welding qualification rate is high, and the work efficiency of equipment and personnel has been improved, construction cost has been reduced.
The above embodiments are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical scheme according to the technical idea provided by the present invention all fall within the protection scope of the present invention; the technology not related to the utility model can be realized by the prior art.
Claims (7)
1. The utility model provides a heat sink between pipeline welding way which characterized in that: the air ring is an annular pipeline with exhaust holes formed in the inner wall, the inner ring of the air ring is arranged at an interval with the welded pipeline, the inner cavity of the air ring is communicated with the air supply pipe, the air ring comprises a welding seam air ring and a heat affected zone air ring, the welding seam air ring is located on the periphery of a welding seam, the heat affected zone air ring is located on the periphery of the heat affected zone, the air supply pipes are connected to the air rings, an air supply main pipe is connected to the air supply pipes after the air supply pipes are connected in parallel, and a control valve is arranged on the air supply main pipe.
2. The cooling device for the pipe welding between the road according to claim 1, wherein: each wind ring is arranged in parallel, and the axis of each wind ring is coincided with the axis of the welded pipeline.
3. The cooling device for the pipe welding between the road according to claim 1, wherein: the wind ring is made of stainless steel tubes.
4. The cooling device for the pipe welding between the road according to claim 1, wherein: the distance between two adjacent wind rings is 60 mm.
5. The cooling device for the pipe welding between the road according to claim 1, wherein: the inner diameter of the wind ring is 10mm larger than the outer diameter of the cooled welding pipeline.
6. The cooling device for the pipe welding between the road according to claim 1, wherein: the exhaust holes are uniformly distributed on the inner wall of the wind ring.
7. The cooling device for the pipe welding between the road according to claim 1, wherein: the diameter of the vent hole is 2.5mm, and the distance between two adjacent rows of vent holes is 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020987660.4U CN212470291U (en) | 2020-06-03 | 2020-06-03 | Cooling device between pipeline welding pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020987660.4U CN212470291U (en) | 2020-06-03 | 2020-06-03 | Cooling device between pipeline welding pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212470291U true CN212470291U (en) | 2021-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020987660.4U Active CN212470291U (en) | 2020-06-03 | 2020-06-03 | Cooling device between pipeline welding pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212470291U (en) |
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2020
- 2020-06-03 CN CN202020987660.4U patent/CN212470291U/en active Active
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