CN209477547U - Choking system is inflated in stainless steel tube welded pipe - Google Patents
Choking system is inflated in stainless steel tube welded pipe Download PDFInfo
- Publication number
- CN209477547U CN209477547U CN201821915254.6U CN201821915254U CN209477547U CN 209477547 U CN209477547 U CN 209477547U CN 201821915254 U CN201821915254 U CN 201821915254U CN 209477547 U CN209477547 U CN 209477547U
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- Prior art keywords
- snorkel
- gas
- gas cell
- casing
- stainless steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
Abstract
Choking system is inflated in the welded pipe of the utility model stainless steel tube, the device includes the first gas cell (1), second gas cell (2), snorkel I (3) is set at first gas cell (1) inflating port (6), snorkel I (3) side sets the snorkel II (4) of connection the second gas cell (2), first gas cell (1), casing (9) are set between second gas cell (2), it is external that casing (9) is socketed in snorkel I (3), with snorkel I (3) in isolation setting, casing (9) one end end is in sealing state, commissure sets gas vent (8) between two sections of welded pipes, casing (9) other end is connected with snorkel III (5), snorkel I (3), air valve I (11) is set on snorkel III (5), air valve II (12).The utility model reduces cost the utility model has the advantages that saving gas, protects environment, and it is convenient to operate, and leakproofness is good, improves protective gas purity, improves weld seam welding quality.
Description
Technical field
The utility model relates to gas shield technical fields in stainless steel tube welded pipe, and in particular to stainless steel tube welded pipe
Interior inflation choking system.
Background technique
Currently, the use of stainless steel tube is more and more in engineering, the welding quality control of stainless steel tube is particularly important, passes
Gas shield is blocked in the pipe ends of welding in the stainless steel tube welded pipe of system, when welded pipeline is longer, pipeline
The amount of interior inflation compares big, considerably increases the usage amount of gas, increases Construction Cost;And pipeline soldering opening
Gas purity quality is not easy to guarantee, be easy to cause inner wall of the pipe soldering opening to aoxidize, reduce the quality of soldering opening.
To solve the above-mentioned problems, Patent No.: 201520481611.2, title are as follows: for the weldering of pipeline gas-filled protective
Choking system discloses the second gas block panel in the first pipeline section in claims, the first gear in the second pipeline section is arranged in
Gas plate;First gas block panel and the second pipeline section are arranged near the weld bond of corresponding pipeline section, first be arranged inside pipeline
Gas block panel and the second gas block panel can not be handled after shifting inside pipeline;Sealing performance cannot be guaranteed.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, propose to weld in a kind of reduction stainless steel tube pipe
Protective gas dosage in journey reduces cost, protects environment, and it is convenient to operate, and time saving and energy saving, favorable sealing property can be improved
The purity of protective gas improves the inflation choking system of welded tube welding seam inner tube side welding quality.
Inflate choking system in the welded pipe of the utility model stainless steel tube, the device include can be placed in two sections of welded pipes it
Between the first gas cell 1, the second gas cell 2, be provided with snorkel I 3, the snorkel at the inflating port 6 of the first gas cell 1
I 3 sides are provided with the snorkel II 4 of the second gas cell 2 of connection, are arranged between first gas cell 1, the second gas cell 2
There is casing 9, the casing 9 is socketed in the outside of snorkel I 3, with snorkel I 3 in isolation setting, one end end of casing 9
In sealing state, commissure is provided with gas vent 8 between two sections of welded pipes, and the other end of the casing 9, which is connected with, supplies gas
Pipe III 5.
Air valve I 11, air valve II 12 are provided on the snorkel I 3, snorkel III 5.
Second gas cell, the 2 outer end mounting plate 10.
The drawstring 7 convenient for pulling out the device is provided in the fixed plate 10.
The utility model has the beneficial effects that
1) device includes the first gas cell 1 that can be placed between two sections of welded pipes, the second gas cell 2, the first inflation
Snorkel I 3 is provided at the inflating port 6 of capsule 1, I 3 side of snorkel is provided with the snorkel of the second gas cell 2 of connection
II 4, casing 9 is provided between first gas cell 1, the second gas cell 2, the casing 9 is socketed in snorkel I 3
Outside, with snorkel I 3 in isolation setting, one end end of casing 9 is in sealing state, and commissure is set between two sections of welded pipes
It is equipped with gas vent 8, the other end of the casing 9 is connected with snorkel III 5, and when use can push the device into welded pipe line
Interior, the snorkel II 4 for being filled with air into the first gas cell 1 by snorkel I 3, while being connected to snorkel I 3 is also to second
Air is injected in gas cell 2, inner gas pressure reaches 0.1MPa and stops inflation, since the first gas cell 1 and the second gas cell 2 are adopted
It makes of soft material, therefore can be adequately filled up inside welded pipe line after full of air, can be formed and be sealed at weld bond both ends
State, favorable sealing property, after waiting the first gas cell 1 and the second gas cell 2 to adequately fill up welded pipe line inside, then by sending
Tracheae III 5 persistently injects protective gas into casing 9, and protective gas is discharged in the gas vent 8 by being located at 9 end side of casing,
Until welding completion does not need protective gas and can stop injecting, welded tube welding seam inner tube side welding quality is improved;
2) it is provided with air valve I 11, air valve II 12 on the snorkel I 3, snorkel III 5 described in, facilitates injection air and protection
Gas guarantees the favorable sealing property of whole device;
3) it is provided with the drawstring 7 convenient for pulling out the device in the fixed plate 10 described in, facilitates and pushes the device into weldering
In adapter tube road, while also facilitating and the device is pulled out into welded pipe line;
4) stainless steel tube that inflation choking system is adapted to various calibers in the welded pipe of the utility model stainless steel tube welds,
Welding quality is significantly improved, working efficiency is effectively increased, material is saved, reduces costs, it is suitable for large-scale promotion to make
With.
Detailed description of the invention
Figure is the structural schematic diagram of the utility model.
In figure: the first gas cell 1, snorkel I 3, snorkel II 4, snorkel III 5, inflating port 6, is drawn second gas cell 2
Rope 7, gas vent 8, casing 9, fixed plate 10, air valve I 11, air valve II 12, pipeline A, pipeline B, weld bond C.
Specific embodiment
Below with reference to attached drawing, the utility model is described in further detail.
The utility model is by the first gas cell 1, the second gas cell 2, snorkel I 3, snorkel II 4, snorkel III 5, inflation
Mouth 6, drawstring 7, gas vent 8, steel pipe 9, fixed plate 10, air valve I 11, air valve II 12 form, specific structure are as follows: the device packet
The first gas cell 1 that can be placed between two sections of welded pipe lines, the second gas cell 2 are included, is set at the inflating port 6 of the first gas cell 1
It is equipped with snorkel I 3, I 3 side of snorkel is provided with the snorkel II 4 of the second gas cell 2 of connection, and described first fills
Casing 9 is provided between air bag 1, the second gas cell 2, the casing 9 is socketed in the outside of snorkel I 3, with snorkel I 3
It is arranged in isolation, one end end of casing 9 is in sealing state, and commissure is provided with gas vent 8 between two sections of welded pipes, described
The other end of casing 9 be connected with snorkel III 5, be provided with air valve I 11, air valve on the snorkel I 3, snorkel III 5
Ⅱ12.Second gas cell, the 2 outer end mounting plate 10.It is provided in the fixed plate 10 convenient for pulling out the device
Drawstring 7.
Application method: the device can be pushed when use into the commissure in welded pipe line between two segment pipe A, B, is passed through
Snorkel I 3 is filled with air into the first gas cell 1, while the snorkel II 4 being connected to snorkel I 3 is also to the second gas cell 2
Interior injection air, inner gas pressure reach 0.1MPa and stop inflation, since the first gas cell 1 and the second gas cell 2 use soft material
Material production, therefore can be adequately filled up inside welded pipe line after full of air, sealing state can be formed at the both ends weld bond C, it is close
Sealing property is good, closes air valve I 11 after waiting the first gas cell 1 and the second gas cell 2 to adequately fill up welded pipe line inside, then lead to
It crosses snorkel III 5 and persistently injects protective gas into steel pipe 9, until welding is completed to close air valve II after not needing protective gas
12, fully ensure that whole device is in sealing state, protective gas is discharged in the gas vent 8 by being located at 9 end side of steel pipe, mentions
High welded tube welding seam inner tube side welding quality after the completion of welding, opens air valve I 11, will be in the first gas cell 1 and the second gas cell 2
Air emptying, after the temperature of weld seam drops to 60 ° or less, quickly the present apparatus is pulled out using drawstring 7.Successively carry out welded pipe
During road, it can need to only repeat the above steps, by the present apparatus by being sent into the shorter side ducts of length until having welded
Terminate entirely.
Claims (3)
1. inflating choking system in stainless steel tube welded pipe, it is characterised in that: the device include can be placed in two sections of welded pipes it
Between the first gas cell (1), the second gas cell (2), be provided with snorkel I (3), institute at the inflating port (6) of the first gas cell (1)
Snorkel I (3) side stated is provided with the snorkel II (4) of connection the second gas cell (2), first gas cell (1), the
It is provided between two gas cells (2) casing (9), the casing (9) is socketed in the outside of snorkel I (3), with snorkel I (3)
It is arranged in isolation, one end end of casing (9) is in sealing state, and commissure is provided with gas vent (8) between two sections of welded pipes,
The other end of the casing (9) is connected with snorkel III (5), is provided with gas on the snorkel I (3), snorkel III (5)
Valve I (11), air valve II (12).
2. inflating choking system in stainless steel tube welded pipe as described in claim 1, it is characterised in that: second inflation
Capsule (2) outer end mounting plate (10).
3. inflating choking system in stainless steel tube welded pipe as claimed in claim 2, it is characterised in that: the fixed plate
(10) drawstring (7) convenient for pulling out the device is provided on.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821915254.6U CN209477547U (en) | 2018-11-20 | 2018-11-20 | Choking system is inflated in stainless steel tube welded pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821915254.6U CN209477547U (en) | 2018-11-20 | 2018-11-20 | Choking system is inflated in stainless steel tube welded pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209477547U true CN209477547U (en) | 2019-10-11 |
Family
ID=68116181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821915254.6U Expired - Fee Related CN209477547U (en) | 2018-11-20 | 2018-11-20 | Choking system is inflated in stainless steel tube welded pipe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209477547U (en) |
-
2018
- 2018-11-20 CN CN201821915254.6U patent/CN209477547U/en not_active Expired - Fee Related
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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: 20191011 Termination date: 20201120 |
|
CF01 | Termination of patent right due to non-payment of annual fee |