CN106245617A - A kind of offshore jackup platform system - Google Patents
A kind of offshore jackup platform system Download PDFInfo
- Publication number
- CN106245617A CN106245617A CN201610600992.0A CN201610600992A CN106245617A CN 106245617 A CN106245617 A CN 106245617A CN 201610600992 A CN201610600992 A CN 201610600992A CN 106245617 A CN106245617 A CN 106245617A
- Authority
- CN
- China
- Prior art keywords
- hole section
- trap
- spud leg
- spacing
- spacing hole
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The present invention relates to ocean operation technical field, particularly relate to a kind of offshore jackup platform system.Offshore jackup platform system includes platform and for supporting the spud leg of described platform, also include being installed on described platform encloses trap, the described trap that encloses includes for the spacing hole section the most spacing to described spud leg, and include the accommodating hole section for housing described spud leg deflection deformation, described spacing hole section is coaxial with described accommodating hole section, and described spacing hole section be located at described in enclose the longitudinal end of trap, described accommodating hole section encloses the most internal of trap described in being located at, and the external diameter of described accommodating hole section is more than the internal diameter of described spacing hole section.Arranged by above structure, spacing hole section spud leg carried out radial position spacing while, the local deflection deformation that accommodating hole section produces because of stress for spud leg accommodates, avoid local deformation structure and enclose trap and offset extruding, thus, the ruggedness of this offshore jackup platform system is improved, and simultaneous faults rate is reduced.
Description
Technical field
The present invention relates to ocean operation technical field, particularly relate to a kind of offshore jackup platform system.
Background technology
Along with the development for ocean development, various devices are generalized application, generally need during ocean development
Offshore jackup platform system to be applied.
Requirement currently for aspects such as the ruggedness in offshore jackup platform system application process and reduction fault rates is got over
Come the highest, therefore, improve ruggedness, reduce fault rate simultaneously and become the design object of offshore jackup platform system.
In prior art, offshore jackup platform system needs to carry out on-demand descending operation in application process, and lifting is flat
Platform is on the basis of spud leg supports, additionally it is possible to carry out the lifting conversion of vertical position along spud leg, during this, due to spud leg and
In the fit structure of hoistable platform, both need to keep the dimensional accuracy of integrated structure, also need to bless in lifting process simultaneously
Certain gap, to ensure being smoothed out of relative motion, which results in lifting process, because gap arranges too small, in local
Under diastrophic state, there is Relative friction between structure and offset spacing state, this will affect offshore jackup platform system
Ruggedness, simultaneously when life-time service, easily cause the damage and wear excess of parts, cause the generation of fault.
In above prior art, the ruggedness of offshore jackup platform system is low, and fault rate is high etc., and defect is this area
Technical staff's technical issues that need to address.
Summary of the invention
It is an object of the invention to provide a kind of offshore jackup platform system, sea will be significantly improved by the application of the present invention
The ruggedness of lifting platform system, reduces fault rate simultaneously.
For solving above-mentioned technical problem, the present invention provides a kind of offshore jackup platform system, including platform with for supporting
The spud leg of described platform, also include being installed on described platform encloses trap, described in enclose trap and include for the most spacing to described spud leg
Spacing hole section, and include the accommodating hole section for housing described spud leg deflection deformation, described spacing hole section is accommodating with described
Hole section is coaxial, and described spacing hole section be located at described in enclose the longitudinal end of trap, described accommodating hole section be located at described in enclose the longitudinal direction of trap
Inside, the internal diameter of described accommodating hole section is more than the internal diameter of described spacing hole section.
Alternatively, it is respectively equipped with described spacing hole section, described accommodating hole on the described longitudinal top enclosing trap and longitudinal bottom
Section is located between the described spacing nose end at two ends.
Alternatively, described in enclose trap and also include being located at the pasting board inside described spacing hole section, described in enclose trap by described pasting board
Constitute described spacing hole section.
Alternatively, described pasting board can releasably be installed on described in enclose the inner side of trap.
In an embodiment about offshore jackup platform system, offshore jackup platform system include platform, for
The spud leg of support platform, is provided with on platform and encloses trap, and spud leg is embedded in and encloses in trap, and encloses and can keep nested between trap with spud leg
Structural relation there is axial relative movement, owing to spud leg is integrally fixed at sub sea location, the most this relative movement is just real
Show the lifting moving of platform.In present embodiment, enclose trap and include for spud leg being carried out the most spacing spacing hole section, and
Including the accommodating hole section for housing spud leg deflection deformation, spacing hole section is coaxial with accommodating hole section, and spacing hole section is located at and is enclosed trap
Longitudinal end, accommodating hole section is located at and encloses the longitudinally internal of trap, and the internal diameter of spacing hole section is less than the internal diameter of accommodating hole section.By with
Upper structure is arranged, and spud leg is embedded in and encloses in trap, and limited hole section limits displacement radially or flip angle, and this makes the spud leg can
Keep it the most consistent with enclose trap, meanwhile, due to the gravity of spud leg self, and the gravity of spud leg support platform,
Making pile leg structure be easily generated the deflection deformation of local, this deflection deformation will carry out vertical relative in enclosing trap possibly for spud leg
The mobile effect producing friction obstruction, and in present embodiment, by arranging accommodating hole section, because the internal diameter of accommodating hole section is more than limit
The internal diameter of position hole section, thus, the longitudinal end enclosing trap be provided with spacing hole section with spacing spud leg radial position on the basis of, make
The local deflection deformation that produces because of stress of spud leg can be accommodated by the accommodating hole section that internal diameter is relatively large, say, that
The skew partial structurtes of deflection deformation can be contained in the space that the inside of accommodating hole section is bigger, and this makes in accommodating hole section
In space, though spud leg has a local deformation, and not with enclose the offseting of accommodating hole section recurring structure of trap, this is enclosing trap at spud leg
In, vertically move relative to enclosing trap, extrude avoiding enclosing trap inwall because offseting with the spud leg of deflection deformation and cause
Movement be obstructed, also avoid the generation of fretting wear.So, the offshore jackup platform system that present embodiment provides can
In lifting process happier, significantly improve the ruggedness of offshore jackup platform system, reduce simultaneously and lead because of friction damage
The fault rate caused.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
The accompanying drawing provided obtains other accompanying drawing.
Fig. 1 is the application structure general illustration；
Fig. 2 is the application structure partial sectional view；
In Fig. 1 and Fig. 2: platform 1, spud leg 2, enclose trap 3, spacing hole section 31, accommodating hole section 32, pasting board 4.
Detailed description of the invention
The core of the present invention is to provide a kind of offshore jackup platform system, will significantly improve sea by the application of the present invention
The ruggedness of lifting platform system, reduces fault rate simultaneously.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the application structure general illustration；Fig. 2 is the application structure partial sectional view.
According to figure, offshore jackup platform system includes platform 1, for the spud leg 2 of support platform 1 be installed on flat
Platform 1 enclose trap 3, enclose trap 3 and include for the spacing hole section 31 radially the most spacing to spud leg 2, and include for housing spud leg 2 amount of deflection
The accommodating hole section 32 of deformation, spacing hole section 31 is coaxial with accommodating hole section 32, and spacing hole section 31 is located at the longitudinal end enclosing trap 3,
Accommodating hole section 32 is located at and is enclosed the most internal of trap 3, and the internal diameter of accommodating hole section 32 is more than the internal diameter of spacing hole section 31.Thus arrange,
Spud leg 2 is in being embedded in the nested structure enclosing trap 3, by enclosing the setting of the spacing hole section 31 of trap 3 longitudinal end so that spacing hole section
The correspondence position of spud leg 2 can be offseted contact by 31, spud leg 2 is limited radial deflection, meanwhile, in the caliper zones enclosing trap 3
In territory, i.e. enclose in the vertical structure of trap 2, the most internal by arranging accommodating hole section 32 so that spud leg 2 is sent out because of carrying stress
Raw local deflection deformation can be accommodated by accommodating hole section 32, and concrete structure is, because of local deflection deformation, spud leg 2 is towards footpath
To the protrusion of local occurs, this sweep protruded not inwall with accommodating hole section 32 offsets extruding, but due to appearance
Put the internal diameter internal diameter more than spacing hole section 31 of hole section 32 so that accommodating hole section 32 radially has more accommodation space, this
More accommodation space is it can be avoided that because spud leg 2 deforms, to the inwall of the structure division Yu accommodating hole section 32 radially bending protrusion
Offset extruding, it means that, when enclosing trap 3 and platform 1 and Tong Bu carrying out lifting moving, particularly in the state of initial movement
Under, the spud leg 2 of the deflection deformation in accommodating hole section 32 is not affected by the extruding of accommodating hole section 32 inwall, and can move freely, by
This, necessarily make offshore jackup platform system in application process, and the particularly ruggedness during platform 1 lifting moving obtains
Significantly improve, reduce the accident rate caused because of abrasion simultaneously.
On the basis of above-described embodiment, it is specifically located at the longitudinal top enclosing trap 3 further and sets respectively with longitudinal bottom
Limited location hole section 31, is located at accommodating hole section 32 between the spacing nose end 31 at two ends.In the present embodiment, in Applied Physics rule two
Point determines the principle of straight line, is being respectively provided with the spacing hole section 31 the most spacing for spud leg 2, then longitudinal position of spud leg 2 up and down
Putting just to achieve and determine, and be used for accommodating the deflection deformation of spud leg 2 by the accommodating hole section 32 at middle part, this is platform 1 He
Enclose the freedom of movement during trap 3 lifting moving, and the vertical attitude of spud leg 2 under the stationary state of position is obtained for guarantor
Barrier, further increases ruggedness.
In another embodiment, the pasting board 4 also including being located at inside spacing hole section 31 is set, constitutes spacing hole by pasting board 4
The spacing space of section 31, it is achieved spacing to the radial direction of spud leg 2.When spud leg 2 with enclose trap 3 carry out long-term relative movement,
Gradually wear and tear for spacing pasting board 4, then when pasting board 4 attrition, it is to avoid spud leg 2 is for enclosing trap 3
The abrasion of other structure in spacing hole section 31, meanwhile, when pasting board 4 wears, it is possible to by arranging new pasting board 4
And be continuing with, this makes ruggedness be further enhanced.
Further, pasting board 4 is set and can releasably be arranged on the inner side enclosing trap 3, then in pasting board 4 service failure for some reason
Under state, it is possible to the pasting board 4 more renewed by dismounting, this makes spud leg 2 be at the most spacing attitude in position, enters one
Step reduces the fault rate that offshore jackup platform system is overall.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (4)
1. an offshore jackup platform system, including platform with for supporting the spud leg of described platform, it is characterised in that also include
Be installed on described platform encloses trap, described in enclose trap and include for the spacing hole section radially the most spacing to described spud leg, and include using
In the accommodating hole section of accommodating described spud leg deflection deformation, described spacing hole section is coaxial with described accommodating hole section, and described spacing hole
Section encloses the longitudinal end of trap described in being located at, described accommodating hole section be located at described in enclose the most internal of trap, described accommodating hole section interior
Footpath is more than the internal diameter of described spacing hole section.
2. offshore jackup platform system as claimed in claim 1, it is characterised in that in the described longitudinal top enclosing trap and longitudinal direction
Bottom is respectively equipped with described spacing hole section, and described accommodating hole section is located between the described spacing nose end at two ends.
3. offshore jackup platform system as claimed in claim 1 or 2, it is characterised in that described in enclose trap and also include being located at described
Pasting board inside spacing hole section, described in enclose trap by described pasting board constitute described spacing hole section.
4. offshore jackup platform system as claimed in claim 3, it is characterised in that described pasting board can releasably be installed on institute
State the inner side enclosing trap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610600992.0A CN106245617B (en) | 2016-07-27 | 2016-07-27 | A kind of offshore jackup platform system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610600992.0A CN106245617B (en) | 2016-07-27 | 2016-07-27 | A kind of offshore jackup platform system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106245617A true CN106245617A (en) | 2016-12-21 |
| CN106245617B CN106245617B (en) | 2019-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610600992.0A Expired - Fee Related CN106245617B (en) | 2016-07-27 | 2016-07-27 | A kind of offshore jackup platform system |
Country Status (1)
| Country | Link |
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| CN (1) | CN106245617B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2865484A1 (en) * | 2004-01-28 | 2005-07-29 | Technip France | Structure for dismantling and transporting a fixed offshore oil platform with a U-shaped floating hull mounted on at least three lifting legs carrying a shuttle to move the hull along the legs |
| CN202202313U (en) * | 2011-08-04 | 2012-04-25 | 上海航盛船舶设计有限公司 | Lifting platform |
| CN203890992U (en) * | 2014-06-18 | 2014-10-22 | 江苏海上龙源风力发电有限公司 | Gear-rack-type lifting system for offshore wind turbine installation |
| CN104192272A (en) * | 2014-08-11 | 2014-12-10 | 中国石油大学(华东) | Self-propelled and self-elevating wind power transportation and installation ship and installing method of wind turbine units |
| CN204238203U (en) * | 2014-11-20 | 2015-04-01 | 张敬泉 | A kind of oil marine drilling platform |
-
2016
- 2016-07-27 CN CN201610600992.0A patent/CN106245617B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2865484A1 (en) * | 2004-01-28 | 2005-07-29 | Technip France | Structure for dismantling and transporting a fixed offshore oil platform with a U-shaped floating hull mounted on at least three lifting legs carrying a shuttle to move the hull along the legs |
| CN202202313U (en) * | 2011-08-04 | 2012-04-25 | 上海航盛船舶设计有限公司 | Lifting platform |
| CN203890992U (en) * | 2014-06-18 | 2014-10-22 | 江苏海上龙源风力发电有限公司 | Gear-rack-type lifting system for offshore wind turbine installation |
| CN104192272A (en) * | 2014-08-11 | 2014-12-10 | 中国石油大学(华东) | Self-propelled and self-elevating wind power transportation and installation ship and installing method of wind turbine units |
| CN204238203U (en) * | 2014-11-20 | 2015-04-01 | 张敬泉 | A kind of oil marine drilling platform |
Non-Patent Citations (1)
| Title |
|---|
| 王涛等: "自升式钻井平台结构设计与有限元分析", 《船舶设计通讯》 * |
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| Publication number | Publication date |
|---|---|
| CN106245617B (en) | 2019-01-18 |
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Granted publication date: 20190118 Termination date: 20190727 |