CN103084775B - The supervisor of welding pipeline and the method for arm and welding frock - Google Patents
The supervisor of welding pipeline and the method for arm and welding frock Download PDFInfo
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- CN103084775B CN103084775B CN201310013143.1A CN201310013143A CN103084775B CN 103084775 B CN103084775 B CN 103084775B CN 201310013143 A CN201310013143 A CN 201310013143A CN 103084775 B CN103084775 B CN 103084775B
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Abstract
The present invention relates to prefabricated pipeline field during Nuclear Power Station.During for solving to use prior art that the connecting portion of pipeline supervisor and arm is welded, the problem that welding effect is poor, workload is big, calibration result is poor.The present invention proposes a kind of supervisor and the method for arm of welding pipeline, the main frame tube of the pipeline formed by tack welding is located on bracing frame and fixes, arm is positioned at above supervisor and is positioned at same perpendicular with supervisor, welding frock is installed on pipeline, two band steel snare hangs on supervisor, it is interior to place jack that gripper shoe is located in band steel circle, and jack is positioned at the underface of supervisor and the connecting portion of arm, and backplate is positioned on jack；Regulating the height deformation quantity with reduction pipeline of jack after welding, welding position cools down, and removes frock.This welding method, strong adaptability, workload is little, working strength is low, the shortest, even weld, and calibration result is good.
Description
Technical field
The present invention relates to prefabricated pipeline field during Nuclear Power Station, particularly relate to the supervisor in pipeline
The method being grouping welding with arm, and the work used when supervisor and arm being grouping welding
Dress.
Background technology
At present, when using welding method by the supervisor of pipeline together with branch pipe welding, it is common that first
Select smooth welding procedure place, in order to supervisor and arm are placed on smooth welding procedure place
Weld.Before welding, first pass through tack welding will supervisor with branch pipe welding together with, and supervisor with
Arm is positioned at approximately the same plane, and the pipeline linked together by tack welding lies on smooth place；
Then, a correction pipe identical with supervisor's specification is placed in the side deviating from arm supervisor, and correction is managed
It is fixed together with supervisor.When welding, welding personnel is first to court at the connecting portion of supervisor and arm
Welding to the part of upside, after this part has been welded, upset pipeline and correction pipe, by connecting portion
Originally towards the partial switching of downside to towards upside on position, and part unwelded on connecting portion is carried out
Welding, after this part has been welded, is placed in pipeline construction site and naturally cools down.This welding side
The connecting portion of supervisor and arm is divided at least two weldering section to weld by method, causes the company of supervisor and arm
The weld seam connecing position is uneven, and welding effect is poor；In welding process, repeatedly overturning pipeline, workload is big,
Working strength is high, constructs loaded down with trivial details；When welding position is cooled down, only rely on and be responsible for setting back-to-back
Correction pipe the deformation of pipeline is corrected, calibration result is poor, and pipe deforming seriously, and then causes pipeline
Cannot use.
For solving to use existing welding method that the supervisor of pipeline and the connecting portion of arm are welded
Time, weld seam is uneven, welding effect is poor, and workload is big, it is loaded down with trivial details to construct, and calibration result is poor, pipe deforming
Serious problem, those skilled in the art is badly in need of developing a kind of new welding method.
Summary of the invention
For solving to use existing welding method that the supervisor of pipeline and the connecting portion of arm are welded
Time, weld seam is uneven, welding effect is poor, and workload is big, it is loaded down with trivial details to construct, and calibration result is poor, pipe deforming
Serious problem, the present invention proposes a kind of supervisor and the method for arm of welding pipeline, this welding
Method comprises the steps:
The first step, uses tack welding to be responsible for together with branch pipe welding；
Second step, the main frame tube that tack welding in first step connects the pipeline formed is located on bracing frame and solid
Fixed, described arm is positioned at the top of described supervisor and is positioned at same perpendicular with described supervisor, in institute
Stating and be provided with welding frock on pipeline, this welding frock includes gripper shoe, backplate and two
Band steel circle, said two band steel snare hangs on described supervisor and lays respectively at the both sides of described arm, described
It is interior to place jack that gripper shoe is located in described band steel circle, and described jack is positioned at described supervisor with described
The underface of the connecting portion of arm, described backplate is positioned on the top bracket of described jack and abuts in institute
State on supervisor；
3rd step, welds the connecting portion of described supervisor and described arm, and root after welding
Deformation quantity according to described pipeline regulates the height of described jack, and position to be welded cools down, removes described group pair
Tool for welding, welding completes.
When using this welding method that the supervisor of pipeline and the connecting portion of arm are welded, due to
It is by pipeline construction on bracing frame, thus low to the flatness requirement of welding construction site；In welding process,
It is not required to be upset pipeline and interrupts welding, it is possible to the supervisor of the completeest twin conduit and the connecting portion of arm
Welding, workload is little, working strength is low, welds single pipeline the shortest, and even weld, welding effect are good；
After welding, regulate the height of jack immediately according to the deformation quantity of pipeline, the deformation quantity of pipeline can be reduced,
Avoid pipeline cannot use because welding deformation quantity is excessive, eliminate the generation of construction accident.
Preferably, in the first step of the method, tack welding weldering section at least three sections, and described supervisor
It is uniformly distributed with the connecting portion of described arm.As such, it is possible to make supervisor and the firm connection of arm, it is to avoid
In welding process, arm is responsible for run-off the straight relatively.
Spacing preferably, in the second step of the method, between said two band steel circle and described arm
Equal, the centre of described backplate is positioned at the underface of the connecting portion of described supervisor and described arm.This
Sample, can make supervisor at the both sides stress equalization of connecting portion, and then avoid supervisor in cooling procedure because being subject to
Power is unbalanced and deforms.
Use the supervisor of welding pipeline and the method for arm that the present invention proposes to the supervisor of pipeline and arm
Connecting portion when welding, can weld in irregular construction site, welding construction site is wanted
Asking low, all can use in pipe prefabrication and installation process, applicability and generalization are stronger；In welding process
In, pipeline need not be overturn, can a welding fabrication, reduce workload, reduce working strength,
And it is the shortest to weld single pipeline, even weld, welding effect is good；In welding process and after welding
All use welding frock that pipe deforming is corrected, the deformation quantity of pipeline can be reduced, improve welding
Quality, it is to avoid the generation of construction accident.After tack welding completes, in supervisor and the company of arm of pipeline
Connect position and be evenly distributed with at least three sections of tack welding weldering sections, supervisor and the firm connection of arm can be made.In installation group
During to tool for welding, making the spacing between two band steel circles and arm equal, the centre of backplate is positioned at
The underface of the connecting portion of supervisor and arm, so that supervisor is at the both sides stress equalization of connecting portion, and then
Supervisor is avoided to deform upon because of discontinuity equalization in cooling procedure.
The present invention also proposes a kind of welding frock, and this frock includes gripper shoe, backplate and two band steels
Circle, in use, said two band steel snare hangs on the supervisor of described pipeline, and lays respectively at described
The both sides of the arm that supervisor is linked together by tack welding；Described support grillage is located in said two band steel
To place jack in circle, and described jack is positioned at the underface of connecting portion of described supervisor and arm；
Described backplate is positioned on the top bracket of described jack, and abuts on described supervisor.
This welding frock, simple in construction, easy to make and low cost, it is simple to dismounting, user
Just.When using this welding frock that the supervisor of pipeline and arm are grouping welding, can be in welding
After regulate the height of jack to reduce the deformation quantity of pipeline after welding according to the deformation quantity of pipeline immediately,
Avoid pipeline cannot use because deformation quantity is excessive.
Preferably, in use, the spacing between said two band steel circle and described arm is equal, described in protect
The centre of plate is positioned at the underface of the connecting portion of described supervisor and described arm.As such, it is possible to make main
Pipe is at connecting portion both sides stress balance, and then avoids in supervisor's cooling procedure after having welded because of stress
Uneven and deform.
Preferably, described backplate is the arc matched with described supervisor.So, the supervisor to pipeline
When being grouping welding with arm, the intrados of backplate is attached on the outer wall of supervisor, can reduce the shape of supervisor
Variable, and then reduce the deformation quantity of pipeline.
Preferably, described gripper shoe is made up of channel-section steel, and the notch in the most described gripper shoe is downward.
The support strength of such gripper shoe is relatively big, and gripper shoe can be avoided to deform upon because stress is excessive.
The welding frock that the present invention proposes, simple in construction, easy to make and low cost, easy accessibility,
It is easy to use.Use arc backplate, the deformation quantity of pipeline can be reduced；The support of the gripper shoe that channel-section steel is made
Intensity is big, is not susceptible to deformation.
Accompanying drawing explanation
Figure is to use the supervisor of welding pipeline of the present invention and the method for the arm supervisor to pipeline and the connection of arm
Schematic perspective view when position is welded.
Detailed description of the invention
The present invention uses welding method to weld the supervisor of pipeline and the connecting portion of arm.
Before welding, first the supervisor of pipeline and the connecting portion of arm are carried out tack welding welding, will be main
Pipe is together with branch pipe welding.When carrying out tack welding welding, at least to carry out three sections of tack welding welding,
Connecting portion forms at least three tack welding section, so that arm is fixed with the relative position of supervisor.Preferably,
Tack welding section is uniformly distributed the supervisor of pipeline and the connecting portion of arm, the tack welding section stress of connecting portion
Uniformly, it is to avoid arm is relative to supervisor's run-off the straight.
After tack welding has welded, as it can be seen, tack welding to be connected supervisor 11 frame of the pipeline 1 formed
It is located on bracing frame 2 and fixes, making supervisor 11 and arm 12 be positioned at same perpendicular, and arm
12 tops being positioned at supervisor 11.Welding frock 3 is arranged on pipeline 1, this welding frock
3 include gripper shoe 31, backplate 32 and two band steel circles 33, and wherein, two band steel circle 33 sets hang over supervisor
On 11 and lay respectively at the both sides of arm 12, the two ends of gripper shoe 31 are inserted in band steel circle 33 to be located in two
In individual band steel circle 33, gripper shoe 31 is made to be positioned at below supervisor 11 and 11 parallel, for placement thousand with supervisor
Jin top 4, and make jack 4 be positioned at the underface of the connecting portion being responsible for 11 and arm 12；Backplate 32
On the top bracket 41 of jack 4, and abut in the downside of supervisor 11.Gripper shoe can be by channel-section steel system
Become, and the notch in gripper shoe is downward in use.Backplate 32 can be the arc matched with supervisor,
It can also be rectangular slab.Preferably, the spacing between two band steel circles 33 and arm 12 is equal, backplate 32
Centre be positioned at the supervisor 11 of pipeline and the underface of the connecting portion of arm 12.
In welding with after frock installation, the supervisor of pipeline and the connecting portion of arm are welded,
And after welding, the deformation quantity according to pipeline regulates the height of jack immediately, i.e. regulation backplate is to pipe
The size of the power that road applies, to reduce the deformation quantity of pipeline.Treat that the weld seam of connecting portion on pipeline is the coldest
But after, removing welding frock, welding completes.The height of jack is regulated at the deformation quantity according to pipeline
When spending, the deflection of pipeline is the biggest, and the height of jack is the highest.
Claims (5)
1. the supervisor of a welding pipeline and the method for arm, it is characterised in that comprise the steps:
The first step, uses tack welding to be responsible for together with branch pipe welding；
Second step, is located at the main frame tube that tack welding in first step connects the pipeline formed on bracing frame and fixes,
Described arm is positioned at the top of described supervisor and is positioned at same perpendicular with described supervisor, at described pipe
Being provided with welding frock on road, this welding frock includes gripper shoe, backplate and two band steels
Circle, said two band steel snare hangs on described supervisor and lays respectively at the both sides of described arm, said two
Spacing between band steel circle with described arm is equal, and it is interior to place thousand that described gripper shoe is located in described band steel circle
Jin pushes up, and described jack is positioned at the underface of described supervisor and the connecting portion of described arm, described backplate
Being positioned on the top bracket of described jack and abut on described supervisor, the centre of described backplate is positioned at
The underface of the connecting portion of described supervisor and described arm；
3rd step, welds and once completes welding to the connecting portion of described supervisor and described arm, and in weldering
After connecing, deformation quantity according to described pipeline regulates the height of described jack, and position to be welded cools down, and tears open
Except described welding frock, welding completes.
The supervisor of welding pipeline the most according to claim 1 and the method for arm, it is characterised in that
In the first step of the method, tack welding weldering section at least three sections, and in described supervisor and the company of described arm
Connect position to be uniformly distributed.
3. a welding frock, it is characterised in that this frock includes gripper shoe, backplate and two band steel circles,
In use, said two band steel snare hangs on the supervisor of pipeline to be welded, and lays respectively at described
The both sides of the arm that supervisor is linked together by tack welding；Described gripper shoe is located in said two band steel circle
In to place jack, and described jack is positioned at the underface of connecting portion of described supervisor and arm；Institute
State backplate to be positioned on the top bracket of described jack, and abut on described supervisor；In use, described
Spacing between two band steel circles and described arm is equal, the centre of described backplate be positioned at described supervisor and
The underface of the connecting portion of described arm.
Welding frock the most according to claim 3, it is characterised in that described backplate is and described master
The arc that pipe matches.
5. according to the welding frock described in claim 3 or 4, it is characterised in that described gripper shoe is by groove
Steel is made, and the notch in the most described gripper shoe is downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013143.1A CN103084775B (en) | 2013-01-15 | 2013-01-15 | The supervisor of welding pipeline and the method for arm and welding frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013143.1A CN103084775B (en) | 2013-01-15 | 2013-01-15 | The supervisor of welding pipeline and the method for arm and welding frock |
Publications (2)
| Publication Number | Publication Date |
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| CN103084775A CN103084775A (en) | 2013-05-08 |
| CN103084775B true CN103084775B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310013143.1A Active CN103084775B (en) | 2013-01-15 | 2013-01-15 | The supervisor of welding pipeline and the method for arm and welding frock |
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| CN112108832B (en) * | 2019-12-17 | 2022-04-01 | 天津市津能管业有限公司 | Safe expanded expansion sleeve auxiliary mechanism |
| CN114378467A (en) * | 2021-12-13 | 2022-04-22 | 海洋石油工程（青岛）有限公司 | Welding scheme of two welding openings of branch pipe connecting branch pipe of branch pipe table |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1524907A (en) * | 1923-07-19 | 1925-02-03 | Ohio Brass Co | Arc-welding device |
| US4338712A (en) * | 1980-09-02 | 1982-07-13 | Dearman Timothy Charles | Welding fixture for use in joining two tubular members |
| US4750662A (en) * | 1987-02-10 | 1988-06-14 | Larry And Associates | Pipe welding alignment tool |
| CN2516287Y (en) * | 2002-01-15 | 2002-10-16 | 张新如 | Hydraulic steel-tube straightener |
| US6871771B2 (en) * | 2002-04-26 | 2005-03-29 | Douglas G. Tonjes | Automated header brazing machine |
| CN102009294A (en) * | 2010-08-31 | 2011-04-13 | 龙海燕 | Predeforming device for welding |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021199A (en) * | 1983-07-14 | 1985-02-02 | Mitsubishi Electric Corp | Rotating, holding and pressing device for work |
-
2013
- 2013-01-15 CN CN201310013143.1A patent/CN103084775B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1524907A (en) * | 1923-07-19 | 1925-02-03 | Ohio Brass Co | Arc-welding device |
| US4338712A (en) * | 1980-09-02 | 1982-07-13 | Dearman Timothy Charles | Welding fixture for use in joining two tubular members |
| US4750662A (en) * | 1987-02-10 | 1988-06-14 | Larry And Associates | Pipe welding alignment tool |
| CN2516287Y (en) * | 2002-01-15 | 2002-10-16 | 张新如 | Hydraulic steel-tube straightener |
| US6871771B2 (en) * | 2002-04-26 | 2005-03-29 | Douglas G. Tonjes | Automated header brazing machine |
| CN102009294A (en) * | 2010-08-31 | 2011-04-13 | 龙海燕 | Predeforming device for welding |
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| CN103084775A (en) | 2013-05-08 |
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