CN217356100U - A aerify protection device for pipeline shape of a saddle welded junction - Google Patents
A aerify protection device for pipeline shape of a saddle welded junction Download PDFInfo
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- CN217356100U CN217356100U CN202122189516.3U CN202122189516U CN217356100U CN 217356100 U CN217356100 U CN 217356100U CN 202122189516 U CN202122189516 U CN 202122189516U CN 217356100 U CN217356100 U CN 217356100U
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Abstract
The utility model discloses an aerify protection device for pipeline shape of a saddle weld bond for supplementary horizontal pipeline and vertical pipeline butt joint shape of a saddle weld bond's weldment work, include: the working state of the plugging device is expanded by continuously filling gas until the outer wall of the plugging device completely contacts the inner wall of the horizontal pipeline; the first air inlet pipe extends into the horizontal pipeline from the top end of the vertical pipeline, and the output end of the first air inlet pipe is communicated with the plugging device; the top end of the vertical pipeline of the second air inlet pipe extends into the horizontal pipeline, and the output end of the second air inlet pipe is arranged between the two plugging devices; the first air inlet pipe and the second air inlet pipe penetrate through the blocking film. The utility model discloses a reduced the space that needs the argon gas to be full of, reduced the use of argon gas, it is long when having reduced the argon gas and aerifing to improve the welding progress and the efficiency that argon arc welded.
Description
Technical Field
The utility model relates to a pipeline welding technology field, in particular to an aerify protection device for pipeline shape of a saddle weld joint.
Background
In the process of building an offshore oil platform, nonferrous metal pipelines are usually welded by argon arc welding, and in the welding process, glass fiber adhesive tapes are usually used for plugging the end parts of the pipelines and continuously injecting argon into the pipelines, so that the oxidation of the welding parts is avoided. By adopting the method, argon gas is generally injected into the whole pipeline system, the pipelines have more trends and are difficult to block in the argon arc welding of the pipeline saddle-shaped welded junction pipeline, and the leakage of the glass fiber adhesive tape is easy to occur in the inflation process, so that a large amount of argon gas is wasted in the inflation process, and the welding progress is influenced by the long inflation time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at reducing when the use amount of argon gas and argon gas are aerifyd in the welding of pipeline saddle-shaped crater pipeline argon arc welding, improving welding progress and efficiency.
In order to realize the utility model discloses an aim at, the utility model provides an aerify protection device for pipeline saddle-shaped weld joint for the weldment work of supplementary horizontal pipeline and vertical pipeline butt joint saddle-shaped weld joint, include: the working state of the plugging device is expanded by continuously filling gas until the outer wall of the plugging device completely contacts the inner wall of the horizontal pipeline, and the non-working state of the plugging device is not filled with gas; the first air inlet pipe extends into the horizontal pipeline from the top end of the vertical pipeline, and the output end of the first air inlet pipe is communicated with the plugging device; the top end of the vertical pipeline of the second air inlet pipe extends into the horizontal pipeline, and the output end of the second air inlet pipe is arranged between the two plugging devices; the first air inlet pipe and the second air inlet pipe penetrate through the blocking film.
As the utility model discloses a preferred technical scheme, vertical pipeline with horizontal pipeline passes through spot welding fixed connection, vertical pipeline open-top with shutoff membrane sealing connection.
As the utility model discloses a preferred technical scheme, plugging device is the combination of one or more in gasbag, rubber ball and the PVC ball.
As the utility model discloses an optimized technical scheme, during operating condition, plugging device stretches into in the horizontal pipeline, and two plugging device locates respectively vertical pipeline both sides position, until plugging device is close to first inlet tube end distance vertical pipe opening is 20-30cm department.
As the utility model discloses a preferred technical scheme, first intake pipe is T type hose, first intake pipe open-top is the input, two openings in first intake pipe bottom are the output, the air supply is aerifyd in first intake pipe input intercommunication, two outputs of first intake pipe communicate two respectively plugging device.
As the utility model discloses a preferred technical scheme, second intake pipe top is the input, second intake pipe bottom is the output, second intake pipe input intercommunication argon gas source.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
1 is horizontal pipeline, 2 is vertical pipeline, 3 is plugging device, 4 is first intake pipe, 5 is the second intake pipe, 6 is the shutoff membrane.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides an inflation protection device for a saddle-shaped weld of a pipeline, for assisting the welding work of a horizontal pipeline 1 and a vertical pipeline 2 in butt joint with the saddle-shaped weld, including: the working state of the plugging device 3 is expanded by continuously filling gas until the outer wall of the plugging device 3 completely contacts the inner wall of the horizontal pipeline 1, and the non-working state of the plugging device 3 is not filled with gas; the first air inlet pipe 4 extends into the horizontal pipeline 1 from the top end of the vertical pipeline 2, and the output end of the first air inlet pipe 4 is communicated with the plugging device 3; the top end of the vertical pipeline 2 of the second air inlet pipe 5 extends into the horizontal pipeline 1, and the output end of the second air inlet pipe 5 is arranged between the two plugging devices 3; and the plugging membrane 6 is penetrated by the first air inlet pipe 4 and the second air inlet pipe 5.
In an embodiment of the present invention, the vertical pipe 2 and the horizontal pipe 1 are fixedly connected by spot welding, and the top opening of the vertical pipe 2 is connected with the sealing film 6 in a sealing manner.
In an embodiment of the present invention, the occlusion device 3 is an air bag.
The utility model discloses an in the embodiment, during operating condition, plugging device 3 stretches into in the horizontal pipeline 1, and two plugging device 3 is located respectively 2 both sides positions of vertical pipeline, until plugging device 3 is close to 4 end distances of first intake pipe 2 openings are 30cm departments.
The utility model discloses an in one embodiment, first intake pipe 4 is T type hose, 4 open-top ends of first intake pipe are the input, two openings in 4 bottoms of first intake pipe are the output, 4 input intercommunications of first intake pipe aerify the air supply, two outputs of 4 first intake pipes communicate two respectively plugging device 3.
The utility model discloses an in one embodiment, 5 tops of second intake pipe are the input, 5 bottoms of second intake pipe are the output, the argon gas source is filled to 5 input intercommunications of second intake pipe.
The working principle and the beneficial effects of the scheme are as follows: when in use, a horizontal pipeline 1 and a vertical pipeline 2 are fixedly connected through spot welding, two plugging devices 3 and a first air inlet pipe 4 and a second air inlet pipe 5 extend into the horizontal pipeline 1 from the top end of the vertical pipeline 2, the two plugging devices 3 are respectively arranged at two sides of the vertical pipeline 2, a plugging film 6 seals an opening at the top end of the vertical pipeline 2, the first air inlet pipe 4 fills gas into the two plugging devices 3, the plugging devices 3 expand until the outer walls of the two plugging devices 3 completely contact the inner wall of the horizontal pipeline 1, two ends of the horizontal pipeline 1 are plugged, argon enters a space between the two plugging devices 3 through the second air inlet pipe 5, two ends of the horizontal pipeline 1 are respectively sealed by the two plugging devices 3, the opening at the top end of the vertical pipeline 2 is sealed by the plugging film 6, and the argon only needs to fill the space between the two plugging devices 3 and the plugging film 6, and then, the joint of the horizontal pipeline 1 and the vertical pipeline 2 is subjected to argon arc welding, so that the space which needs to be filled with argon is greatly reduced, the use amount of argon is reduced, the time for argon gas inflation is reduced, and the welding progress and efficiency of argon arc welding are improved.
Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an aerify protection device for pipeline shape of a saddle weld bond for supplementary horizontal pipeline (1) docks the weldment work of shape of a saddle weld bond with vertical pipeline (2), its characterized in that includes:
the working state of the plugging device (3) is expanded by continuously filling gas until the outer wall of the plugging device (3) completely contacts the inner wall of the horizontal pipeline (1), and the non-working state of the plugging device (3) is not filled with gas; the first air inlet pipe (4) extends into the horizontal pipeline (1) from the top end of the vertical pipeline (2), and the output end of the first air inlet pipe (4) is communicated with the plugging device (3); the top end of the vertical pipeline (2) of the second air inlet pipe (5) extends into the horizontal pipeline (1), and the output end of the second air inlet pipe (5) is arranged between the two plugging devices (3); the air inlet pipe comprises a blocking film (6), and the first air inlet pipe (4) and the second air inlet pipe (5) penetrate through the blocking film (6).
2. The inflatable protection device for a pipe saddle weld according to claim 1, comprising:
the vertical pipeline (2) and the horizontal pipeline (1) are fixedly connected through spot welding, and an opening in the top end of the vertical pipeline (2) is in sealing connection with the plugging film (6).
3. The inflatable protection device for a pipe saddle weld according to claim 1, comprising:
the plugging device (3) is one or a combination of a plurality of air bags, rubber balls and PVC balls.
4. The inflatable protection device for a pipe saddle weld according to claim 1, comprising:
during the working state, the plugging devices (3) stretch into the horizontal pipeline (1), and the plugging devices (3) are respectively arranged at the two sides of the vertical pipeline (2) until the plugging devices (3) are close to the end of the first air inlet pipe (4) and are 20-30cm away from the opening of the vertical pipeline (2).
5. The inflatable protection device for a pipe saddle weld according to claim 1, comprising:
first intake pipe (4) are T type hose, first intake pipe (4) top opening is the input, two openings in first intake pipe (4) bottom are the output, first intake pipe (4) input intercommunication inflation air supply, two outputs of first intake pipe (4) communicate two respectively plugging device (3).
6. An inflatable protection device for a pipe saddle weld according to claim 1, comprising:
the argon charging system is characterized in that the top end of the second air inlet pipe (5) is an input end, the bottom end of the second air inlet pipe (5) is an output end, and the input end of the second air inlet pipe (5) is communicated with an argon charging source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189516.3U CN217356100U (en) | 2021-09-10 | 2021-09-10 | A aerify protection device for pipeline shape of a saddle welded junction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189516.3U CN217356100U (en) | 2021-09-10 | 2021-09-10 | A aerify protection device for pipeline shape of a saddle welded junction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217356100U true CN217356100U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122189516.3U Active CN217356100U (en) | 2021-09-10 | 2021-09-10 | A aerify protection device for pipeline shape of a saddle welded junction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217356100U (en) |
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2021
- 2021-09-10 CN CN202122189516.3U patent/CN217356100U/en active Active
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