CN105370215B - A kind of ocean bottle-neck derrick and preparation method thereof - Google Patents
A kind of ocean bottle-neck derrick and preparation method thereof Download PDFInfo
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- CN105370215B CN105370215B CN201510668690.2A CN201510668690A CN105370215B CN 105370215 B CN105370215 B CN 105370215B CN 201510668690 A CN201510668690 A CN 201510668690A CN 105370215 B CN105370215 B CN 105370215B
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Abstract
The invention discloses a kind of ocean bottle-neck derricks and preparation method thereof, the present invention is obtained by the method for shaped steel group mounted welder Combination Welding manufacture blending bolt integrated connection, group mounted welder can make column angle steel cross welding structural member quick and precisely position, clamp, advanced making and welding procedure are taken on clamping tooling, complete welding and the rapid processing of attachment device.Compared with prior art, the present invention is formed by shaped steel welding merely, it is simple in structure, total weight is light, intensity is high, rigidity is good, the problems such as ensureing derrick combination quality, solve the assembling difficulty of workpiece, poor welding quality, welding deformation, connecting hole deviations in manufacturing process.
Description
Technical field
The present invention relates to marine rig technical fields, and in particular to a kind of ocean bottle-neck derrick and its making side
Method.
Background technology
At present, there are still the problems that of less types, specification is uneven, adaptability is not strong for domestic marine rig derrick, especially
It is deepwater rigs derrick and ultra-deep-water drilling derrick still in conceptual phase.The workmanship of derrick and the reliability of derrick
It is closely related.Can manufacturing process reflect design idea, need advanced manufacturing process with equipment to ensure.Current way
First, making large-scale welding job platform, 1 setting-outs of 1B are carried out by derrick drawing, formulate stringent PQR and WPS files,
Size, quality and form tolerance control are carried out to structure, special tooling is made to critical process and carry out detecting and tracking.Second is that
Increase blanking ancillary equipment, as photoelectricity blanking equipment, the dual-purpose cutting machine of digital controlling plasma flame, copying cutting machine, beveler,
Pipe lathe, blanking, adverse slope mouth are carried out to derrick plank, weld bond processing are carried out to tubing, to ensure welding quality.
Third, introducing large-scale machining tool, such as numerically controlled lathe, CNC milling machine and numerical control borer, ensure the machining accuracy of derrick.Four
It is to build large-scale derrick steel structures workshop.The numerical control boring introduced such as RG Petro-Machinery (Group) Co., Ltd.
Milling Machining center ACC180- 420 can complete face milling, a bore hole to 3 m large size derrick monolithics of 12m, protect
The area contacted between card derrick monolithic, ensures the precision of connecting hole.But the integral manufacturing fineness and production scale of current derrick
Still there is larger gap compared with the oil derrick manufacturer of external profession.Therefore, needed for the marine drilling of adaptation under the new situation
It wants, researches and develops out more specifications, multi items, high intensity, marine rig derrick, be just particularly important.
Invention content
To solve drawbacks described above, the object of the present invention is to provide a kind of ocean bottle-neck derrick, the entirety of the derrick
Making fineness and production scale can compare favourably with the oil derrick manufacturer of external profession, long-effective corrosion quality or presentation quality
Meet requirement of the developed country to painting anticorrosion.
It is a further object of the present invention to provide a kind of production methods of ocean bottle-neck derrick.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of ocean bottle-neck derrick, including derrick
Main body, the derrick main body have the straight section for being located at lower part and the closing in section for being located at top, and the straight section and closing in Duan Jun include
Several diagonal braces and stull, and the straight section further includes several right cylinder ontologies, the closing in section further includes several oblique column ontologies,
The right cylinder ontology is respectively and fixedly provided with one end of diagonal brace with the oblique column ontology, and the other end of the diagonal brace is solid with the stull
Fixed, the stull is also fixed with the right cylinder ontology, the oblique column ontology respectively；The right cylinder ontology and described tiltedly vertical
Column ontology is welded in cross by a pair of of angle brace, and the angle brace cross weld is equipped with gusset, and the angle brace is also
It is respectively fixed with connecting plate and bottom plate.
Preferably, the stull, the diagonal brace and the angle brace are all made of standard steel section.
The ocean bottle-neck derrick uses the quick connecting components of bolt in assembling.
A kind of production method of ocean bottle-neck derrick, it is characterised in that include the following steps：
1）Using the welding angle brace used in band sawing machine cutting stock right cylinder ontology and oblique column ontology, stayed in length direction
15mm allowance；
2）Connecting plate, gusset and other parts survive described in NC flame cutting；
3）The diagonal brace, stull, angle brace and inclined strut are corrected with hydraulic press, meets drawing requirement；
4）Positioning tool is used when the angle brace is in cross welding, the positioning tool includes fixed seat, the fixation
Seat top is equipped with several locating pieces in superposition shape, and a pair of of angle brace in the right cylinder ontology is placed on several positioning
Block is superimposed in the space to be formed, and the both sides after several locating piece superpositions are respectively equipped with gripping block, wherein a gripping block side
Equipped with fixing nut, silk is connected to adjusting screw in the fixing nut, and when being welded in cross, weld is also set the angle brace
There is locating support；
5）Dimensional check is carried out on the positioning tool after the angle brace cross welding, is carried out at the same time cross bearing point
Weldering；
6）Using 45 ° of positioning devices, the weld seam of bottle-neck derrick columns assemblies is rotated into fillet welding in the flat position welding position
Positioning clamps；
7）It is welded using Lincoln weld when each components welding of the right cylinder ontology, oblique column ontology；
8）After the right cylinder ontology, oblique each components welding of column ontology, welding deformation is corrected using hydraulic press；
9）After the right cylinder ontology, oblique each components welding of column ontology its sectional dimension, straight is checked according to design requirement
Dimension, flatness；
10) drill when on the basis of milling end face, using numerically-controlled machine tool on positioning tool quick-clamping, according to design
It is required that being drilled.
Welding procedure in above-mentioned production method is：
1）When the angle brace is in cross welding, weld seam uses Lincoln weld, wlding select SJ101 solder flux,
H10Mn2 welding wires, wherein the H10Mn2 welding wires chemical component weight percentage is：C≤0.12%, 1.50%≤Mn≤1.90%,
Si≤0.07%, S≤0.035%, P≤0.35%, Ni≤0.30%, Cr≤0.20%, Cu≤0.35%, and the H10Mn2 welding wires
A diameter of Φ 4.0mm, electric current（A）It is 480~520（A）, arc voltage is 28~30（V）, speed of welding is 450~480（mm/
min）, polarity is DC reverse connection；The SJ101 solder flux must accompanied 1~2 hour before through 300~350 ° of bakings；
2）The gusset weld seam uses CO2 gas shielded arc weldings, using ER50-G gas shield welding wires, the ER50-G gas shield welding wires
Chemical component weight percentage is：C≤0.10%, Mn≤1.26%, Si≤0.57%, S≤0.011%, P≤0.014%, Cu≤
0.18%, Ti≤0.12%；The a diameter of φ 1.2mm of ER50-G gas shield welding wires, electric current are 200~220（A）, arc voltage is
24~26（V）, speed of welding is 180~200（mm/min）, polarity is DC reverse connection.
The fast assembling disassembling structure part that derrick main body in the present invention is formed angle steel welding, is connected by screw bolts.It is this at
The derrick total weight of type angle steel welding structure manufacture is light but can undertake larger drilling well load, formed angle steel welding structure type
And geometric dimension control method and derrick integrally use bolt fast assembling-disassembling, the weldering to welding angle steel in welding, manufacturing process
It connects parameter and has carried out test of many times verification；Welding tooling is made；Link bolt hole is enterprising in numerically-controlled machine tool after each angle steel welding
Row processing；Widget prepackage has been carried out before overall package, ensure that overall package quality.
The present invention is obtained by the method for shaped steel group mounted welder Combination Welding manufacture blending bolt integrated connection, organizes mounted welder
Column angle steel cross welding structural member can be made quick and precisely to position, clamp, anti-deformation measure is taken on clamping tooling, completed
The welding of attachment device and rapid processing；Angle brace in the right cylinder ontology and the oblique column ontology is when cross welds
Using the positioning tool, structural member is made quick and precisely to position, clamp, ensures the sectional dimension of right cylinder ontology, while also side
Measure, workpiece loading and unloading is more convenient；There are add for length direction in blanking for the right cylinder ontology and the oblique column ontology
Spare time measures, and does not influence overall dimension when carrying out secondary operation convenient for end；Using NC flame cutting connecting plate and muscle
Plate, work efficiency is high, and size is accurate；Each component is corrected using hydraulic press, complies with design requirement；The angle brace is carrying out ten
Cross bearing spot welding is carried out after font welding, prevents the angle brace deformation after welding；The right cylinder ontology and the oblique column sheet
Lincoln weld is used when body welds, welding efficiency is high, and quality is guaranteed, while worker's working condition is also improved；Institute
State the adjusting screw, locating piece, gripping block that positioning tool is equipped with, the accurate sectional dimension and Quick-clamped system for ensureing angle brace
It makes；45 ° of positioning of the locating support, fillet welding in the flat position welding position is rotated to by the weld seam of columns assemblies, realizes Lincoln weld weldering
It connects；Bottle-neck derrick bearing capacity is improved using pillar steel welding structure, is bolted realization fast assembling-disassembling.
Compared with prior art, the present invention is formed by shaped steel welding merely, simple in structure, total weight is light, intensity is high, rigid
Property it is good, ensure derrick combination quality, solve the assembling difficulty of workpiece, poor welding quality, welding deformation, connecting hole in manufacturing process
The problems such as deviations.
Description of the drawings
Below according to accompanying drawings and embodiments, the structure and features of the present invention is described further.
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the structural schematic diagram of the right cylinder ontology.
Fig. 3 be in Fig. 2 A to cross-sectional view.
Structural schematic diagram when Fig. 4 is the positioning tool work.
Fig. 5 be in Fig. 4 B to cross-sectional view.
Fig. 6 is the structural schematic diagram of the tooling support.
In Fig. 1~Fig. 6,1. right cylinder ontologies, 2. diagonal braces, 3. connecting plates, 4. stulls, 5. oblique column ontologies, 6. bottom plates, 7.
Gusset, 8. angle braces I, 9. angle braces II, 10. fixed seats, 11. locating pieces I, 12. workpiece to be welded, 13. positioning tools, 14. locating pieces
II, 15. locating pieces III, 16. gripping blocks, 17. fixing nuts, 18. adjusting screws, 19. locating supports, 20. closing in sections, 21. straight sections.
Specific implementation mode
Referring to Fig. 1~Fig. 6, a kind of ocean bottle-neck derrick, including derrick main body, the derrick main body, which has, to be located at
The straight section 21 of lower part and the closing in section 20 for being located at top, the straight section 21 and closing in section 20 include several diagonal braces 2 and stull 4,
And the straight section 21 further includes several right cylinder ontologies 1, the closing in section 20 further includes several oblique column ontologies 5, described upright
Column ontology 1 is respectively and fixedly provided with one end of diagonal brace 2 with the oblique column ontology 5, and the other end of the diagonal brace 2 is fixed with the stull 4,
The stull 4 is also fixed with the right cylinder ontology 1, the oblique column ontology 5 respectively；The right cylinder ontology 1 and it is described tiltedly
Column ontology 5 is welded in cross by angle brace I and angle brace II, and the angle brace I and II cross weld of angle brace are equipped with
Gusset, and wherein an angle brace is also respectively fixed with connecting plate 3 and bottom plate 6.
Preferably, the stull 4, the diagonal brace 2, the angle brace I and angle brace II are all made of standard steel section.
The ocean bottle-neck derrick uses the quick connecting components of bolt in assembling.
The present invention is in specific make, using following manufacturing process：
1）Using the welding angle brace used in band sawing machine cutting stock right cylinder ontology and oblique column ontology, stayed in length direction
15mm allowance；
2）Connecting plate, gusset and other parts survive described in NC flame cutting；
3）The stull, diagonal brace, angle brace and inclined strut are corrected with hydraulic press, meets drawing requirement；
4）Positioning tool is used when the angle brace is in cross welding, the positioning tool includes fixed seat, the fixation
Seat top is equipped with several locating pieces in superposition shape, and a pair of of angle brace in the right cylinder ontology is placed on several positioning
Block is superimposed in the space to be formed, and the both sides after several locating piece superpositions are respectively equipped with gripping block, wherein a gripping block side
Equipped with fixing nut, silk is connected to adjusting screw in the fixing nut, and when being welded in cross, weld is also set the angle brace
There is locating support；
5）Dimensional check is carried out on the positioning tool after the angle brace cross welding, is carried out at the same time cross bearing point
Weldering；
6）Using 45 ° of positioning devices, the weld seam of bottle-neck derrick columns assemblies is rotated into fillet welding in the flat position welding position
Positioning clamps；
7）It is welded using Lincoln weld when each components welding of the right cylinder ontology, oblique column ontology；
8）After the right cylinder ontology, oblique each components welding of column ontology, welding deformation is corrected using hydraulic press；
9）After the right cylinder ontology, oblique each components welding of column ontology its sectional dimension, straight is checked according to design requirement
Dimension, flatness；
10) drill when on the basis of milling end face, using numerically-controlled machine tool on positioning tool quick-clamping, according to design
It is required that being drilled.
Welding procedure in above-mentioned manufacturing process is：
1）When the angle brace is in cross welding, weld seam uses Lincoln weld, wlding select SJ101 solder flux,
H10Mn2 welding wires, wherein the H10Mn2 welding wires chemical component weight percentage is：C≤0.12%, 1.50%≤Mn≤1.90%,
Si≤0.07%, S≤0.035%, P≤0.35%, Ni≤0.30%, Cr≤0.20%, Cu≤0.35%, and the H10Mn2 welding wires
A diameter of Φ 4.0mm, electric current（A）It is 480~520（A）, arc voltage is 28~30（V）, speed of welding is 450~480（mm/
min）, polarity is DC reverse connection；The SJ101 solder flux must accompanied 1~2 hour before through 300~350 ° of bakings；
2）The gusset weld seam uses CO2 gas shielded arc weldings, using ER50-G gas shield welding wires, the ER50-G gas shield welding wires
Chemical component weight percentage is：C≤0.10%, Mn≤1.26%, Si≤0.57%, S≤0.011%, P≤0.014%, Cu≤
0.18%, Ti≤0.12%；The a diameter of φ 1.2mm of ER50-G gas shield welding wires, electric current are 200~220（A）, arc voltage is
24~26（V）, speed of welding is 180~200（mm/min）, polarity is DC reverse connection.
The fast assembling disassembling structure part that derrick main body in the present invention is formed angle steel welding, is connected by screw bolts.It is this at
The derrick total weight of type angle steel welding structure manufacture is light but can undertake larger drilling well load, formed angle steel welding structure type
And geometric dimension control method and derrick integrally use bolt fast assembling-disassembling, the weldering to welding angle steel in welding, manufacturing process
It connects parameter and has carried out test of many times verification；Welding tooling is made；Link bolt hole is enterprising in numerically-controlled machine tool after each angle steel welding
Row processing；Widget prepackage has been carried out before overall package, ensure that overall package quality.
The present invention is formed by shaped steel welding merely, simple in structure, total weight is light, intensity is high, rigidity is good, ensures derrick group
The problems such as closing quality, solving the assembling difficulty, poor welding quality of workpiece, welding deformation, connecting hole deviations in manufacturing process.
Described above is only presently preferred embodiments of the present invention, and above-mentioned specific embodiment is not limitation of the present invention,
Retouching, modification or the equivalent replacement that all those skilled in the art are made as described above belong to the guarantor of the present invention
Protect range.
Claims (3)
1. a kind of manufacturing method of ocean bottle-neck derrick, which includes derrick main body, described
Derrick main body has the straight section for being located at lower part and the closing in section for being located at top, it is characterised in that：The straight section and closing in section are wrapped
Several diagonal braces and stull are included, and the straight section further includes several right cylinder ontologies, the closing in section further includes several oblique column sheets
Body, the one end of the right cylinder ontology with the oblique column ontology with the diagonal brace are fixed, the other end of the diagonal brace and institute
It states stull to fix, the stull is also fixed with the right cylinder ontology, the oblique column ontology respectively；The right cylinder ontology and
The oblique column ontology is welded in cross by a pair of of angle brace, and the angle brace cross weld is equipped with gusset, and institute
It states angle brace and is also respectively fixed with connecting plate and bottom plate；The manufacturing method of the ocean bottle-neck derrick includes welding procedure and system
Make technique, the welding procedure is：
1）When the angle brace is in cross welding, weld seam uses Lincoln weld, wlding to select SJ101 solder flux, H10Mn2 welderings
Silk, wherein the H10Mn2 welding wires chemical component weight percentage is：C≤0.12%, 1.50%≤Mn≤1.90%, Si≤
0.07%, S≤0.035%, P≤0.35%, Ni≤0.30%, Cr≤0.20%, Cu≤0.35%, and the H10Mn2 gage of wire
For Φ 4.0mm, electric current is 480~520A, and arc voltage is 28~30V, and speed of welding is 450~480mm/min, and polarity is straight
Flow reversal connection；The SJ101 solder flux must bake 1~2 hour before through 300~350 °；
2）The gusset weld seam uses CO2 gas shielded arc weldings, using ER50-G gas shield welding wires, the ER50-G gas shield welding wires chemistry
Composition by weight percent is：C≤0.10%, Mn≤1.26%, Si≤0.57%, S≤0.011%, P≤0.014%, Cu≤0.18%,
Ti≤0.12%；The a diameter of φ 1.2mm of ER50-G gas shield welding wires, electric current are 200~220A, and arc voltage is 24~26V,
Speed of welding is 180~200mm/min, and polarity is DC reverse connection；
The manufacture craft is：
1）Using the welding angle brace used in band sawing machine cutting stock right cylinder ontology and oblique column ontology, 15mm is stayed in length direction
Allowance；
2）Connecting plate, gusset and other parts survive described in NC flame cutting；
3）The stull, diagonal brace, angle brace and inclined strut are corrected with hydraulic press, meets drawing requirement；
4）Positioning tool is used when the angle brace is in cross welding, the positioning tool includes fixed seat, in the fixed seat
Side is equipped with several locating pieces in superposition shape, and it is folded that a pair of of angle brace in the right cylinder ontology is placed on several locating pieces
Add in the space to be formed, the both sides after several locating piece superpositions are respectively equipped with gripping block, wherein a gripping block side is equipped with
Fixing nut, silk is connected to adjusting screw in the fixing nut, and when being welded in cross, weld is additionally provided with fixed the angle brace
Position support；
5）Dimensional check is carried out on the positioning tool after the angle brace cross welding, is carried out at the same time cross bearing spot welding；
6）Using 45 ° of positioning devices, by the weld seam of bottle-neck derrick columns assemblies rotate to the positioning of fillet welding in the flat position welding position,
It clamps；
7）It is welded using Lincoln weld when each components welding of the right cylinder ontology, oblique column ontology；
8）After the right cylinder ontology, oblique each components welding of column ontology, welding deformation is corrected using hydraulic press；
9）After the right cylinder ontology, oblique each components welding of column ontology according to design requirement check its sectional dimension, straightness,
Flatness；
10) drill when on the basis of milling end face, using numerically-controlled machine tool on positioning tool quick-clamping, according to design requirement
It is drilled.
2. the manufacturing method of bottle-neck derrick in ocean according to claim 1, it is characterised in that：The stull, institute
It states diagonal brace and the angle brace is all made of standard steel section.
3. the manufacturing method of bottle-neck derrick in ocean according to claim 1, it is characterised in that：The ocean bottleneck
Formula derrick uses the quick connecting components of bolt in assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668690.2A CN105370215B (en) | 2015-10-13 | 2015-10-13 | A kind of ocean bottle-neck derrick and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668690.2A CN105370215B (en) | 2015-10-13 | 2015-10-13 | A kind of ocean bottle-neck derrick and preparation method thereof |
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| Publication Number | Publication Date |
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| CN105370215A CN105370215A (en) | 2016-03-02 |
| CN105370215B true CN105370215B (en) | 2018-10-16 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424239A (en) * | 2017-08-23 | 2019-03-05 | 曹云岭 | Combined type communication tower |
| CN117722144B (en) * | 2024-01-16 | 2024-06-18 | 潜江市联瑞石油机械有限公司 | Petroleum drilling well logging device |
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| CN104759837A (en) * | 2014-12-19 | 2015-07-08 | 华泰重工(南通)有限公司 | Process for fabricating cross brace standard parts of thickener stand column |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3987639A (en) * | 1975-06-26 | 1976-10-26 | Brown & Root, Inc. | Methods and apparatus for installing a drill conductor from an offshore tower |
| CN2685532Y (en) * | 2004-02-23 | 2005-03-16 | 中海石油（中国）有限公司天津分公司 | Hydraulic lifting and lowering workover rig derrick |
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| CN105370215A (en) | 2016-03-02 |
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