CN208099566U - Tool is established in a kind of argon gas room - Google Patents
Tool is established in a kind of argon gas room Download PDFInfo
- Publication number
- CN208099566U CN208099566U CN201721827810.XU CN201721827810U CN208099566U CN 208099566 U CN208099566 U CN 208099566U CN 201721827810 U CN201721827810 U CN 201721827810U CN 208099566 U CN208099566 U CN 208099566U
- Authority
- CN
- China
- Prior art keywords
- argon gas
- gas room
- established
- flexible material
- tool
- Prior art date
- 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.)
- Active
Links
Landscapes
- Arc Welding In General (AREA)
Abstract
The utility model belongs to nuclear power plant's maintenance technique field, and in particular to tool is established in a kind of argon gas room.The device includes holding two-way electricity to turn rifle, flexible chain, rubber bush, high-temperature flexible material；Plug when high-temperature flexible material is established as argon gas room；Flexible chain connection holds two-way electricity and turns rifle and high-temperature flexible material；It holds two-way electricity and turns rifle as driving equipment, high-temperature flexible material is driven by flexible chain；Rubber bush is set outside flexible chain, the protective effect for reducing friction is played to each sealing surface of the valve for establishing argon gas room.Pipeline welding or other small guide vanes of the tool suitable for diameter greater than 30mm are established in the argon gas room, and (opening area is greater than 9cm2) equipment pipe welding, also do not limited by the bending degree of pipeline.The argon gas room applied generally in various operating condition pipeline weldings is established.
Description
Technical field
The utility model belongs to nuclear power plant's maintenance technique field, and in particular to tool is established in a kind of argon gas room.
Background technique
A large amount of welding involved in the service work of nuclear power field, the weldering for materials such as stainless steel, high-alloy steel
It connects, especially important equipment structure and systematic pipeline weld seam, generallys use full manual argon arc welding or Welding is closed in argon-Electricity Federation.
The problem of this welding manner is related to the back-protective of the root of weld, prevents backside oxide needs the side by establishing argon gas room
Formula realizes back of weld effective protection.Mode is established in traditional argon gas room molten paper argon gas room argon filling method, cavernous body rubber slab argon
Gas chamber argon filling method, balloon argon gas room argon filling method the methods of drag cover argon filling method, valve core pulling argon filling method, due to maintenance down with build
It is different to pacify staged construction mode, equipment, pipeline are without big opening, and pipeline meander, and pipeline can not be removed and be welded, with
Upper argon gas room method for building up is undesirable in valve and effect in pipeline welding practice.How effectively to establish argon gas room just at
For the technological difficulties of such welding.
It is that mode is established in relatively advanced argon gas room that the water soluble paper, which establishes argon gas room, is blocked using the water soluble paper to pipeline,
Pipeline-used water rinses after welding, and the water soluble paper can be completely soluble in water, with medium discharge channel.But this mode requires water
Molten paper and position while welding have a certain distance, and nuclear power plant system requires dielectric clean degree high, if the water soluble paper is in the welding process
It is carbonized, clears up and not clean will bring huge economic loss and insecurity factor.Such as the valve transform work of 101 overhaul of Fuqing nuclear power Soviet Union
In, due to the influence of the factors such as pipe bending, the highest distance position that the water soluble paper can reach in pipeline is still excessively close from weld seam, welding
The high temperature generated in implementation process cause water soluble paper carbonization rotten and can not be soluble in water, cause foreign matter, influence maintenance duration, make
At huge economic losses.How to establish argon gas room just in the valve transform work of 201 overhauls Soviet Union becomes a technical problem.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of argon gas rooms to establish tool.
In order to realize the purpose, the technical scheme adopted by the utility model is that：
Tool is established in a kind of argon gas room, which includes holding two-way electricity to turn rifle, flexible chain, rubber bush, high temperature resistant
Flexible material；
Plug when high-temperature flexible material is established as argon gas room；
Flexible chain connection holds two-way electricity and turns rifle and high-temperature flexible material；
It holds two-way electricity and turns rifle as driving equipment, high-temperature flexible material is driven by flexible chain；
Rubber bush is set outside flexible chain, the protection work for reducing friction is played to each sealing surface of the valve for establishing argon gas room
With.
Further, tool is established in a kind of argon gas room as described above, and high-temperature flexible material is accordion structure.
Further, tool is established in a kind of argon gas room as described above, and high-temperature flexible material is foldable fire-retardant calico.
The beneficial effect of technical solutions of the utility model is：
The tool have it is easy to operate, sealing effect is good, and argon gas room settling time is short, and plug easily takes out, the scope of application
The advantages that wide；
The tool avoids traditional argon gas room from establishing, and foreign matter, purity of argon that mode may cause be low, weldquality can not be protected
The defects of card；
High-temperature flexible material is not limited as flexible blockage object by pipeline and equipment interior shape, is suitable for various shape
Internal structure, and good airproof performance；
Flexible chain, can any angle bending, and the chain and rubber of different length and specification can be used according to field condition
Rubber sleeve is not limited substantially by pipeline bending degree；
Flexible chain rubber surface sleeve helps to protect equipment and pipeline internal structure, not will cause any damage；It is soft
Property plug and chain bond strength it is high, will not fall off in extraction process safe and reliable；
Tool composition is simple, at low cost, is hardly damaged, and shortens argon gas room settling time, greatly reduces the cost of overhaul.
Detailed description of the invention
Fig. 1 is that tool construction schematic diagram is established in a kind of argon gas room of the utility model；
Fig. 2 is that tool using effect schematic diagram is established in a kind of argon gas room of the utility model.
In figure：1, which holds two-way electricity, turns rifle, 2 flexible chains, 3 rubber bush, 4 high-temperature flexible materials, the foundation of 5 argon gas rooms
Tool, 6 weld bond positions, 7 system pipelines, 8 dedicated closure plates one, 9 dedicated closure plates two, 10 argon gas are filled with pipe, 11 valve seats.
Specific embodiment
Technical solutions of the utility model are described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, tool is established in a kind of argon gas room of the utility model, which includes holding two-way electricity to turn rifle, flexibility
Chain, rubber bush, high-temperature flexible material；
Plug when high-temperature flexible material is established as argon gas room, in the present embodiment, high-temperature flexible material is
Foldable fire-retardant calico.
Flexible chain connection holds two-way electricity and turns rifle and high-temperature flexible material；
It holds two-way electricity and turns rifle as driving equipment, high-temperature flexible material is driven by flexible chain；
Rubber bush is set outside flexible chain, the protection work for reducing friction is played to each sealing surface of the valve for establishing argon gas room
With.
As shown in Fig. 2, a kind of application method that tool is established in argon gas room of the utility model includes the following steps：
(1) prepare argon gas room as described above and establish tool；
(2) standard point is grouped with pipeline；
(3) group blocks rear dedicated closure plate a pair of the valve seat for selecting matching pipeline specifications；
(4) turn rifle using holding two-way electricity, high-temperature flexible material is transported in pipeline is more than apart from position while welding
The position 350mm；
(5) it rotates backward and holds two-way electricity and turn rifle, extract high-temperature flexible material out 30-50mm toward bead direction, make soft
Property material be fully deployed, be bonded inner wall of the pipe, guarantee argon gas room leakproofness；
(6) valve body is blocked with dedicated closure plate two, so far argon gas room, which is established, completes；
(8) pipe is filled with from argon gas and is filled with argon gas to argon gas room, implement welding；
(9) it after the completion of welding, is cooled to room temperature to weld bond, rotates backward and hold two-way electricity and turn rifle, by high-temperature flexible material
Expect to extract out toward bead direction.
The technical solution shows that novel argon gas room is established relatively with old scheme by the verifying of workshop simulating piece Welding experiment
Tool not only greatly shortens argon gas room settling time, improves efficiency, and the scope of application of the tool is more extensive.Because folding
Formula high-temperature flexible plug is not limited by pipeline and equipment interior shape, and can use specification size according to field condition
Flexible material, while flexible chain, can any angle bending, also and different length and specification can be used according to field condition
Chain, therefore the tool is not limited substantially by pipeline bending degree, is suitable for internal structure of various shapes, and good airproof performance.Cause
Pipeline welding or other small guide vanes of the tool suitable for diameter greater than 30mm are established in this argon gas room, and (opening area is greater than
9cm2) equipment pipe welding, also do not limited by the bending degree of pipeline.It applies generally in various operating condition pipeline weldings
Argon gas room establish.In conjunction with the actual conditions that China's welding is implemented, which, which establishes tool, can break through some restrictions
Difficult, " bottleneck " of effect difference is established in argon gas room in welding profession.
This argon gas room has been used in 201 overhaul of Fuqing nuclear power Soviet Union valve transform (28 systems weld replacing valve) work
Tool is established, the scheme that original water soluble paper establishes discharge chambe is abandoned.Show that the tool is established by real work verifying
Argon gas room, purity of argon is high, guarantees weldquality, and save the main line duration about 3 days (with 101 overhauls with project work pair
Than).Therefore there is very broad application prospect and application value, domestic and international each nuclear power plant can be promoted the use of and other are related to
The all trades and professions of welding establish this difficult technological difficulties to argon gas room is captured, and raising welding quality and efficiency have far-reaching
Influence and help.
Claims (3)
1. tool is established in a kind of argon gas room, it is characterised in that：The tool includes holding two-way electricity to turn rifle, flexible chain, rubber sleeve
Cylinder, high-temperature flexible material；
Plug when high-temperature flexible material is established as argon gas room；
Flexible chain connection holds two-way electricity and turns rifle and high-temperature flexible material；
It holds two-way electricity and turns rifle as driving equipment, high-temperature flexible material is driven by flexible chain；
Rubber bush is set outside flexible chain, the protective effect for reducing friction is played to each sealing surface of the valve for establishing argon gas room.
2. tool is established in a kind of argon gas room as described in claim 1, it is characterised in that：High-temperature flexible material is collapsible knot
Structure.
3. tool is established in a kind of argon gas room as claimed in claim 2, it is characterised in that：High-temperature flexible material is collapsible anti-
Fiery calico.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827810.XU CN208099566U (en) | 2017-12-25 | 2017-12-25 | Tool is established in a kind of argon gas room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827810.XU CN208099566U (en) | 2017-12-25 | 2017-12-25 | Tool is established in a kind of argon gas room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208099566U true CN208099566U (en) | 2018-11-16 |
Family
ID=64130937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721827810.XU Active CN208099566U (en) | 2017-12-25 | 2017-12-25 | Tool is established in a kind of argon gas room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208099566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108080771A (en) * | 2017-12-25 | 2018-05-29 | 福建福清核电有限公司 | Instrument and method are established in a kind of argon gas room |
-
2017
- 2017-12-25 CN CN201721827810.XU patent/CN208099566U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108080771A (en) * | 2017-12-25 | 2018-05-29 | 福建福清核电有限公司 | Instrument and method are established in a kind of argon gas room |
| CN108080771B (en) * | 2017-12-25 | 2023-10-20 | 福建福清核电有限公司 | Argon chamber establishment tool and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208099566U (en) | Tool is established in a kind of argon gas room | |
| CN108080771A (en) | Instrument and method are established in a kind of argon gas room | |
| CN204007306U (en) | A kind of blow pipe system of boiler of power plant | |
| CN101509605A (en) | Method for recovering relief gas in process for examining and repairing gas pipe network | |
| CN203820812U (en) | Device for repairing copper cooling stave of blast furnace | |
| CN109578741B (en) | Water leakage treatment method based on operation pipeline | |
| CN108043870A (en) | Multiplexer is repaiied in a kind of soil pollution | |
| CN103994302A (en) | Gas pipeline blank repairing, welding and strengthening method | |
| CN105570607A (en) | Heat distribution pipeline leakage stoppage method used in production | |
| CN105909913B (en) | A kind of emergent plugging device of permanent magnetism positioning based on pressure vessel welding seam leakage at angle point | |
| CN105562891B (en) | Tear down and build natural gas steam reformer boiler tube construction method in strange land | |
| CN205560793U (en) | Soot blower system | |
| CN205340387U (en) | Clear away device of sack cleaner sack laying dust | |
| CN203443383U (en) | Cement production equipment skinning water vapor clearing device | |
| CN204135536U (en) | The aerating device of stainless steel pipes welding protection | |
| CN203448845U (en) | Device for repairing titanium and titanium alloy plate hole | |
| CN208231047U (en) | A kind of airbag apparatus of gas-filled protective weldering | |
| CN202380707U (en) | Tool type tension joint | |
| CN105387475A (en) | On-line cleaning and scale inhibition device and method for sound wave ash removing device of glass kiln selective catalytic reduction (SCR) denitration reaction device | |
| CN206003590U (en) | A kind of oil filter enter fuel-displaced interface switching device | |
| CN204596435U (en) | The cleaning systems that the PWR nuclear power plant installation and debugging stage is special and sampling instrument | |
| CN204770681U (en) | Automatic feeding device of tungsten powder reducing furnace | |
| CN203956344U (en) | A kind of inflammable gas pipeline and container leak source device for welding with pressure | |
| CN103537777A (en) | Device for repairing holes in titanium plate and titanium alloy plate and using method thereof | |
| CN209543935U (en) | Pipeline of nuclear power plant defect processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |