CN103821378B - Large-scale steel tubular pillar two-way center line control method - Google Patents
Large-scale steel tubular pillar two-way center line control method Download PDFInfo
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- CN103821378B CN103821378B CN201410082627.6A CN201410082627A CN103821378B CN 103821378 B CN103821378 B CN 103821378B CN 201410082627 A CN201410082627 A CN 201410082627A CN 103821378 B CN103821378 B CN 103821378B
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- steel column
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- centrage
- center line
- plane
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Abstract
The invention relates to an environment protecting building construction technology, in particular to a large-scale steel tubular pillar two-way center line control technology method. According to the existing large-scale steel tubular pillar or latticed column two-way center line control technology, side sway and torsion are generated due to improper precision control in the manufacturing process, aiming at the above defects and aiming to solve the technical problem, the invention provides the large-scale steel tubular pillar two-way center line control technology for enabling manufacturing of steel pillars and tubular pillars to meet the requirements of safety, economy and reliable use. The large-scale steel tubular pillar two-way center line control technology consists of a lofting measurement and a temporary fixation measurement.
Description
Technical field:
The technology of the present invention is related to Green environmental-protection building construction technology, refers specifically to Large Steel tubular pillar two-way centrage controlling party
Method.
Background technology:
Current Large Steel tubular pillar or lattice column two-way center line control method be not because in manufacturing process, precision controlling is
Defect when meeting generation is following:
1: manufacturing process flatness control has error, after leading to lower prop docking, side sway and distortion easily occur.
2: in manufacturing process, steel column center line traffic control is improper, leads to lower prop off-centring, directly affect live post beam
Install and connect, after causing to connect, steel column bending or live steel crane beam distortion, increase site construction difficulty and to whole work
The safety of journey hides some dangers for.
3: in manufacturing process, single tubular pillar two ends center line traffic control is improper, lead to bracket to tilt, cause the crane girder cannot
Install.Post bottom connecting plate and capital connecting plate center deflection, impact steel column be connected with cast-in fixing bolt or with girder steel or both
Upper one can be connected.
Content of the invention:
For drawbacks described above, for solving above-mentioned technical problem, it is an object of the invention to provide a kind of novel large steel circle
Tubing string two-way center line control method, makes steel column, the making of tubular pillar reaches safety, economy, service-strong require.
The two-way center of Large Steel tubular pillar of the present invention line control method is made up of setting-out measure and interim fixation, and it is special
Levy and be:
A: lofting control:
. on measuring levelling steel platform tooling bracket, bullet releases steel column respectively to centrage it is ensured that position of center line misses
Difference meets Construction of Steel Structure inspection of quality code requirement；
. first confirm two main limb single tube cross centre lines and portray in steel tube end part, two single tubes are propped up in steel platform frock
Put in place on frame it is desirable to 270 ° of location points of steel pipe cross centre line are overlapped with tooling bracket steel column centrage in steel platform,
Fallen using messenger wire and check；Other each limbs of blanking steel column are put formation steel column main body rectangle in place, between frock and pipe
Non-slipping block on pad, prevents steel pipe movement；
. check distance between 90 ° of location points of two limbs it is ensured that steel column main body rectangle in the steel column upper surface of assembled formation
Size, then the centrage of the lower prop made is extended it is ensured that the centrage of upper prop is parallel with the distance of lower prop centrage；
. measured with level indicator and control 6 point depth of parallelisms, prevent side sway in steel column plane；
. check steel column respectively to size comprehensively, carry out spot welding after confirmation is errorless and fix, tack weld thickness >=3mm, length
Degree
40mm, spacing 300～600mm；
B: temperature pier control measure:. produce plane inner bending for steel column upper prop during preventing steel column welding procedure
Deformation, special steel column plane inner section centrage of making corrects temporarily, reinforces mold, and Steel for Large Steel Column upper prop and lower prop are corrected
With positioning it is ensured that steel column welding procedure process steel column plane inner section position of center line is constant, reinforce mold and install using welding
Fixing；
. for preventing steel column upper prop during steel column welding procedure from producing out-of plane bending deformation, special make steel column plane
Outer kernel of section line corrects temporarily, reinforces mold, Steel for Large Steel Column upper prop and lower prop is corrected and positions it is ensured that steel column welds
The outer kernel of section line position of work progress steel column plane is constant；
. steel column is reinforced to finish and is proceeded by steel column welding procedure, and work progress carries out the inside and outside change of steel column plane at any time
Shape checks and adjusts centrage and corrects temporarily, reinforces bolt on mold and be corrected it is ensured that steel column plane medial-lateral centerline straight line
Degree；
. steel column welding is removed centrage after finishing 24 hours and is corrected temporarily, reinforces mold.
The technology of the present invention compared with prior art, under equal execution conditions, can reduce making correction cost and improve
Factory makes and site construction efficiency, improves installation quality.Eliminate because component connect have some setbacks and bring to building distortion,
The potential safety hazards such as unbalance stress.
Brief description:
Accompanying drawing 1 is upper prop bending schematic diagram in the plane that prior art leads to；
Accompanying drawing 2 is the plane outer upper prop bending schematic diagram that prior art leads to；
Accompanying drawing 3 is that the two-way center of Large Steel tubular pillar of the present invention line control method determines centrage alignment schematic diagram；
Accompanying drawing 4 is Large Steel tubular pillar of the present invention two-way center line control method control point schematic diagram；
Accompanying drawing 5 is control measure schematic diagram in the line control method plane of Large Steel tubular pillar of the present invention two-way center；
Accompanying drawing 6 is the outer measure schematic diagram of Large Steel tubular pillar of the present invention two-way center line control method plane；
Accompanying drawing 7 is that the two-way center of Large Steel tubular pillar of the present invention line control method reinforces mold schematic diagram.
Specific embodiment:
Visible referring to the drawings 1, accompanying drawing 2, original technology makes because of moulding bed, and center line traffic control is unreasonable, causes quality difficult
To protect
Card.Often issue in upper prop plane or out-of-plane bending, the present invention combines accompanying drawing 3 accompanying drawing 7, further
Description, this
Invention Large Steel tubular pillar two-way center line control method is made up of setting-out measure and interim fixation, setting-out
The step controlling is:
. on measuring levelling steel platform tooling bracket bullet release steel column 1 each to centrage it is ensured that centrage position
Put error and meet Construction of Steel Structure inspection of quality code requirement；
. first confirm two main limb single tube cross centre lines and portray in steel pipe 1 end, by two single tubes in steel platform work
Put on dress support in place it is desirable to tooling bracket steel column centrage weight in 270 ° of location points of steel pipe cross centre line and steel platform
Close, fallen using messenger wire and check；Other each limbs of blanking steel column are put formation steel column main body rectangle in place, frock and pipe it
Between the upper non-slipping block 2 of pad, prevent steel pipe movement；
. check distance between 90 ° of location points of two limbs it is ensured that steel column main body square in steel column 1 upper surface of assembled formation
Shape size, then the centrage of the lower prop made is extended it is ensured that the centrage of upper prop is parallel with the distance of lower prop centrage；
. measured with level indicator and control 6 point depth of parallelisms, prevent side sway in steel column 1 plane；
. check steel column respectively to size comprehensively, confirm that errorless temperature pier control measure step is:. for preventing steel column 1
During welding procedure, steel column 1 upper prop 4 produces plane inner bending deformation, special makees the interim school of steel column plane inner section centrage
Just, reinforce mold 3, Steel for Large Steel Column upper prop 4 and lower prop 5 are corrected and position it is ensured that steel column welding procedure process steel column
Plane inner section position of center line is constant, reinforces mold and installs using being welded and fixed；
. for preventing steel column 1 upper prop 4 during steel column 1 welding procedure from producing out-of plane bending deformation, special make steel column
The outer kernel of section line of plane corrects temporarily, reinforces mold 3, Steel for Large Steel Column upper prop 4 and lower prop 5 are corrected and position it is ensured that
The outer kernel of section line position of steel column welding procedure process steel column plane is constant；
. steel column is reinforced to finish and is proceeded by steel column welding procedure, and work progress is carried out inside and outside steel column plane at any time
Deformation checking simultaneously adjusts centrage and corrects temporarily, reinforces bolt on mold 3 and be corrected it is ensured that steel column plane medial-lateral centerline
Linearity；
. steel column welding is removed centrage after finishing 24 hours and is corrected temporarily, reinforces mold 3.
Therefore, the structure that novel large cylindrical steel tube post two-way center line control method produces during solving project installation
Stress problem, reduces Construction Cost it is ensured that engineering construction quality.
Claims (1)
1. Large Steel tubular pillar two-way center line control method, be made up of setting-out measure and interim fixation it is characterised in that:
A: lofting control:
. on measuring levelling steel platform tooling bracket, bullet releases steel column respectively to centrage it is ensured that position of center line error is full
Sufficient Construction of Steel Structure inspection of quality code requirement；
. first confirm two main limb single tube cross centre lines and portray in steel tube end part, by two single tubes on steel platform tooling bracket
Put in place it is desirable to 270 ° of location points of steel pipe cross centre line are overlapped with tooling bracket steel column centrage in steel platform, using hanging
Line pendant is checked；Other each limbs of blanking steel column are put formation steel column main body rectangle in place, anti-on pad between frock and pipe
Slide block, prevents steel pipe movement；
. check distance between 90 ° of location points of two limbs it is ensured that steel column main body rectangle chi in the steel column upper surface of assembled formation
Very little, then the centrage of the lower prop made is extended it is ensured that the centrage of upper prop is parallel with the distance of lower prop centrage；
. measured with level indicator and control 6 point depth of parallelisms, prevent side sway in steel column plane；
. check steel column respectively to size comprehensively, carry out spot welding after confirmation is errorless and fix, tack weld thickness >=3mm, length
40mm, spacing 300～600mm；
B: temperature pier control measure:. produce plane inner bending deformation for steel column upper prop during preventing steel column welding procedure,
Special steel column plane inner section centrage of making corrects temporarily, reinforces mold, Steel for Large Steel Column upper prop and lower prop is corrected and determines
Position, it is ensured that steel column welding procedure process steel column plane inner section position of center line is constant, reinforces mold and installs using being welded and fixed
；
. for preventing steel column upper prop during steel column welding procedure from producing out-of plane bending deformation, special make to cut outside steel column plane
Face centrage corrects temporarily, reinforces mold, Steel for Large Steel Column upper prop and lower prop is corrected and positions it is ensured that steel column welding procedure
The outer kernel of section line position of process steel column plane is constant；
. steel column is reinforced to finish and is proceeded by steel column welding procedure, and work progress carries out the inside and outside deformation inspection of steel column plane at any time
Look into and adjust centrage to correct temporarily, reinforce bolt on mold and be corrected it is ensured that steel column plane medial-lateral centerline linearity；
. steel column welding is removed centrage after finishing 24 hours and is corrected temporarily, reinforces mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082627.6A CN103821378B (en) | 2014-03-10 | 2014-03-10 | Large-scale steel tubular pillar two-way center line control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082627.6A CN103821378B (en) | 2014-03-10 | 2014-03-10 | Large-scale steel tubular pillar two-way center line control method |
Publications (2)
| Publication Number | Publication Date |
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| CN103821378A CN103821378A (en) | 2014-05-28 |
| CN103821378B true CN103821378B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410082627.6A Active CN103821378B (en) | 2014-03-10 | 2014-03-10 | Large-scale steel tubular pillar two-way center line control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6709638B2 (en) | 2016-03-10 | 2020-06-17 | 日立造船株式会社 | Welding method of steel pipe and joint in steel pipe structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09189132A (en) * | 1996-01-10 | 1997-07-22 | Tokyu Constr Co Ltd | Fixing method of column base for steel frame column |
| CN102434003A (en) * | 2011-08-29 | 2012-05-02 | 山东寿光第一建筑有限公司 | Heavy battened steel column construction process |
| CN102720371A (en) * | 2012-07-04 | 2012-10-10 | 中国机械工业建设集团有限公司 | Butt joint method for multiple upright posts of steel structure module and temporary butt joint fixing device |
-
2014
- 2014-03-10 CN CN201410082627.6A patent/CN103821378B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09189132A (en) * | 1996-01-10 | 1997-07-22 | Tokyu Constr Co Ltd | Fixing method of column base for steel frame column |
| CN102434003A (en) * | 2011-08-29 | 2012-05-02 | 山东寿光第一建筑有限公司 | Heavy battened steel column construction process |
| CN102720371A (en) * | 2012-07-04 | 2012-10-10 | 中国机械工业建设集团有限公司 | Butt joint method for multiple upright posts of steel structure module and temporary butt joint fixing device |
Non-Patent Citations (1)
| Title |
|---|
| 超高层钢结构建筑圆管柱的制作技术探讨;杨秀雷;《青岛理工大学学报》;20090430;第30卷(第2期);第135-138页 * |
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|---|---|
| CN103821378A (en) | 2014-05-28 |
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Address after: 411100 Jinhai Road, Jiuhua demonstration area, Xiangtan, Hunan 1 Patentee after: HUNAN JINHAI STEEL STRUCTURE CO.,LTD. Address before: 410000 Jinhai Road, Jiuhua demonstration area, Xiangtan, Hunan 1 Patentee before: HUNAN JINHAI STEEL STRUCTURE Co.,Ltd. |
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Effective date of registration: 20221215 Address after: 416014 Ma'an Industrial Park, Hexi Town, Jishou City, Xiangxi Tujia and Miao Autonomous Prefecture, Hunan Province Patentee after: Hunan Jinhai Modern Construction Technology Co.,Ltd. Address before: 411100 Jinhai Road, Jiuhua demonstration area, Xiangtan, Hunan 1 Patentee before: HUNAN JINHAI STEEL STRUCTURE CO.,LTD. |