CN204623784U - A kind of three-back-shaped multi-functional semisubmersible platform - Google Patents
A kind of three-back-shaped multi-functional semisubmersible platform Download PDFInfo
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- CN204623784U CN204623784U CN201520166933.8U CN201520166933U CN204623784U CN 204623784 U CN204623784 U CN 204623784U CN 201520166933 U CN201520166933 U CN 201520166933U CN 204623784 U CN204623784 U CN 204623784U
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- buoyancy aid
- mounting plate
- upper mounting
- functional
- semisubmersible platform
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Abstract
The utility model relates to a kind of three-back-shaped multi-functional semisubmersible platform, comprises a pair longitudinally lower buoyancy aid and a pair laterally lower buoyancy aid, under described longitudinal direction buoyancy aid and laterally under buoyancy aid be connected and enclose formation and " return " font; One end of many root posts is connected with buoyancy aid, laterally lower buoyancy aid under described longitudinal direction, and the other end of described column is connected with upper mounting plate.The load-carrying that the utility model structure is simple, have enough buoyancy support platforms, because the buoyancy of buoyancy aid is directly proportional to displacement of volume, relative to traditional semisubmersible platform, the utility model is by being arranged to box watertight structure by longitudinal lower buoyancy aid and horizontal lower buoyancy aid, significantly can increase displacement of volume, increase the buoyancy of whole platform.
Description
Technical field
The utility model relates to field, especially a kind of three-back-shaped multi-functional semisubmersible platform.
Background technology
Semisubmersible platform, becomes again vertical column-stabilized unit, and most of buoyancy aid is located at the mobile unit of undersurface a kind of small-waterplane-area.At present, existing even semisubmersible platform all adopts caisson type or lower body formula, and Caisson type Structure is by a few root post with circumferential directions, below every root post, arrange lower buoyancy aid; Lower body formula structure is that the lower buoyancy aid of two torpedos is arranged in left and right two row, under every root, buoyancy aid installs 2-4 root post.
The semisubmersible platform application of current lower body formula structure is wider, but because lower buoyancy aid is all immersed in water, the waterplane of column is less, make the amplitude of this platform roll and pitch little, but heaving is larger, in addition because yardstick is large, between column and column, and it is horizontal to external broach to resist to need to increase stull or diagonal brace between lower buoyancy aid and lower buoyancy aid, thus improve the structural-load-carrying capacity of platform, but in the marine environment of complexity, huge laterally easily produces harm to platform to the external load that external broach produces, the sport of land period causes stull or this weak component of diagonal brace that inevitable fatigue damage occurs, add collision, stranded, fire, the eventuality such as blast, paroxysmal accident, whole platform structure can because there is catastrophic damage in the short-board effect of above weak component, cause immeasurable loss.
Utility model content
The applicant, for above-mentioned existing issue, is studied improvement, and provide a kind of three-back-shaped multi-functional semisubmersible platform, it is applicable to the marine environment at complicated deep-sea, and load-carrying ability is strong, can provide larger buoyancy and storage area.
The technical scheme that the utility model adopts is as follows:
A kind of three-back-shaped multi-functional semisubmersible platform, comprises a pair longitudinally lower buoyancy aid and a pair laterally lower buoyancy aid buoyancy aid, under described longitudinal direction buoyancy aid and laterally under buoyancy aid be connected and enclose formation and " return " font; One end of many root posts is connected with buoyancy aid, laterally lower buoyancy aid under described longitudinal direction, and the other end of described column is connected with upper mounting plate.
Its further technical scheme is:
Under described longitudinal direction, buoyancy aid combines by multiple ballast tank with horizontal lower buoyancy aid and forms, 1 sea chest is at least set in the bottom of described ballast tank, 2 limber holes are at least set at the top of described ballast tank, multiple hydraulic pressure are also set in the both sides of each ballast tank and assist lifting gear;
The cross sectional shape of described column is circle, rectangle or polygon; Under described longitudinal direction, the cross section of buoyancy aid or horizontal lower buoyancy aid is circle, rectangle, polygon or ellipse;
Described upper mounting plate is cuboid, and the lower surface of described upper mounting plate is parallel with waterplane, and arrange superstructure at the upper surface of described upper mounting plate, described upper mounting plate also arranges loop wheel machine and anchoring system, and described loop wheel machine is positioned at larboard or the starboard of upper mounting plate;
Described anchoring system respectively by be arranged in upper mounting plate larboard bow, larboard stern, starboard bow, starboard stern four groups of anchor winches form.
The beneficial effects of the utility model are as follows:
(1) simple, the load-carrying with enough buoyancy support platforms of the utility model structure, because the buoyancy of buoyancy aid is directly proportional to displacement of volume, relative to traditional semisubmersible platform, the utility model is by being arranged to box watertight structure by longitudinal lower buoyancy aid and horizontal lower buoyancy aid, significantly can increase displacement of volume, increase the buoyancy of whole platform.
(2) the utility model has good stability, when platform floading condition adjusts, physical efficiency of respectively floating downward provides larger restoring moment, when same principal dimensions, the utility model has larger horizontal stroke (indulging) metacentric radius relative to traditional semisubmersible platform, large subdivision index can be provided to meet damage requirement, under deepwater environment, there is better safety performance.
(3) the utility model has good seakeeping performance, relative to the lower float structure of traditional semisubmersible platform, physical efficiency of floating downward in the utility model provides larger horizontal cross-sectional area, larger damping is provided, make the vertical heave movement of platform in wave less, the heaving of platform can be suppressed preferably.
(4) the utility model has good structural mechanical property, laterally lower buoyancy aid assists lifting gear to be down to and longitudinal lower buoyancy aid same level by hydraulic pressure, form " returning " font float structure, there is higher transverse direction and longitudinal strength and rigidity, improve the load-carrying capacity that the utility model uses rough seas.
(5) the utility model has extensibility flexibly, can increase the number of " returning " font buoyancy aid according to the length of upper mounting plate, improves operational capability.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is the plan structure figure of the first embodiment of the utility model.
Fig. 4 is the plan structure figure of the utility model the second embodiment.
Fig. 5 is the plan structure figure of the third embodiment of the utility model.
Fig. 6 is the structural representation of laterally lower buoyancy aid or longitudinal lower buoyancy aid in the utility model.
Fig. 7 is the birds-eye view of Fig. 6.
Wherein: 1, longitudinal lower buoyancy aid; 2, horizontal lower buoyancy aid; 3, column; 4, upper mounting plate; 5, superstructure; 6, loop wheel machine; 7, anchoring system; 8, dynamic positioning system (DPS); 9, ballast tank; 10, sea chest; 11, limber hole; 12, hydraulic pressure assists lifting gear.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described.
As shown in Figure 1 and Figure 2, a kind of three-back-shaped multi-functional semisubmersible platform, comprises a pair longitudinally lower buoyancy aid 1 and a pair laterally lower buoyancy aid 2, longitudinally lower buoyancy aid 1 and laterally lower buoyancy aid 2 be box watertight structure.The lower buoyancy aid 1 of longitudinal direction and transverse direction are descended buoyancy aid 2 to be connected and to enclose formation and " are returned " font buoyancy aid; One end of many root posts 3 is connected with longitudinal lower buoyancy aid 1, laterally lower buoyancy aid 2, and the other end of column 3 is connected with upper mounting plate 4, and the cross sectional shape of column 3 is circle, rectangle or polygon.Longitudinally the cross section of lower buoyancy aid 1 or horizontal lower buoyancy aid 2 is circle, rectangle, polygon or ellipse.Upper mounting plate 4 is cuboid, and the lower surface of upper mounting plate 4 is parallel with waterplane, and arrange superstructure 5 at the upper surface of upper mounting plate 4, upper mounting plate 4 is also arranged loop wheel machine 6 and anchoring system 7, and loop wheel machine 6 is positioned at larboard or the starboard of upper mounting plate 4.Above-mentioned anchoring system 7 respectively by be arranged in upper mounting plate 4 larboard stern, starboard bow, starboard stern four groups of anchor winches form, often organize anchor winch and be furnished with three anchor chains.As shown in Figure 6, Figure 7, longitudinally lower buoyancy aid 1 and horizontal lower buoyancy aid 2 combine by multiple ballast tank 9 and form, and in the utility model, ballast tank 9 is 6, and ballast tank 9 is mainly used in that adjustment is pressed in, storage of fuels and fresh water goods and materials etc.1 sea chest 10 is at least set in the side of ballast tank 9,2 limber holes 11 are at least set at the opposite side of ballast tank 9.When opening sea chest and injecting seawater, air can be discharged from limber hole 11, and when horizontal lower buoyancy aid 2 submerges underwater completely, limber hole 11 has water-filling function concurrently.Multiple hydraulic pressure is also set in the both sides of each ballast tank 9 and assists lifting gear 12, as shown in Figure 2, by hydraulic pressure assist lifting gear 12 can in towage or from boat time make buoyancy aid 2 laterally be lifted away from the water surface to Fig. 2 dotted line place along the side of column 3, drop to when operation and buoyancy aid under longitudinal direction 1 same level.
Under above-mentioned longitudinal direction, buoyancy aid 1 is the ballast district of the reserve zone such as fresh water, fuel and adjustment statokinetic, and laterally lower buoyancy aid 2 is adjustment drinking water ballast district, and column 3 is passage and transition region, and upper mounting plate 4 is productive life district, warehouse district.
Embodiment 1:
When upper mounting plate length is less than 100 meters, adopts under two longitudinal directions buoyancy aid 2, four root post 3 under buoyancy aid 1, two transverse directions, form single " time " font buoyancy aid as shown in Figure 3.
Embodiment 2:
When upper mounting plate length is 100-200 rice, adopts under two longitudinal directions buoyancy aid 2, six roots of sensation column 3 under buoyancy aid 1, three transverse directions, form two " returning " font buoyancy aids as shown in Figure 4.
Embodiment 3:
When upper mounting plate length is 200-400 rice, to adopt under three longitudinal directions buoyancy aid 2,12 root post 3 under buoyancy aid 1, eight transverse directions, form buoyancy aid under six " returning " fonts as shown in Figure 5.
More than describing is to explanation of the present utility model, and be not the restriction to utility model, the utility model limited range is see claim, and when without prejudice to basic structure of the present utility model, the utility model can do any type of amendment.
Claims (5)
1. a three-back-shaped multi-functional semisubmersible platform, is characterized in that: comprise a pair longitudinally lower buoyancy aid (1) and a pair laterally lower buoyancy aid (2), under described longitudinal direction buoyancy aid (1) and laterally under buoyancy aid (2) be connected and enclose formation and " return " font; One end of many root posts (3) is connected with buoyancy aid (1), laterally lower buoyancy aid (2) under described longitudinal direction, and the other end of described column (3) is connected with upper mounting plate (4).
2. a kind of three-back-shaped multi-functional semisubmersible platform as claimed in claim 1, it is characterized in that: under described longitudinal direction, buoyancy aid (1) combines by multiple ballast tank (9) with horizontal lower buoyancy aid (2) and forms, 1 sea chest (10) is at least set in the bottom of described ballast tank (9), 2 limber holes (11) are at least set at the top of described ballast tank (9), multiple hydraulic pressure are also set in the both sides of each ballast tank (9) and assist lifting gear (12).
3. a kind of three-back-shaped multi-functional semisubmersible platform as claimed in claim 1, is characterized in that: the cross sectional shape of described column (3) is circle, rectangle or polygon; Under described longitudinal direction, the cross section of buoyancy aid (1) or horizontal lower buoyancy aid (2) is circle, rectangle, polygon or ellipse.
4. a kind of three-back-shaped multi-functional semisubmersible platform as claimed in claim 1, it is characterized in that: described upper mounting plate (4) is cuboid, the lower surface of described upper mounting plate (4) is parallel with waterplane, superstructure (5) is arranged at the upper surface of described upper mounting plate (4), described upper mounting plate (4) is also arranged loop wheel machine (6) and anchoring system (7), and described loop wheel machine (6) is positioned at larboard or the starboard of upper mounting plate (4).
5. a kind of three-back-shaped multi-functional semisubmersible platform as claimed in claim 4, is characterized in that: described anchoring system (7) is made up of the four groups of anchor winches being arranged in upper mounting plate (4) larboard bow, upper mounting plate (4) larboard stern, upper mounting plate (4) starboard bow and upper mounting plate (4) starboard stern respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520166933.8U CN204623784U (en) | 2015-03-24 | 2015-03-24 | A kind of three-back-shaped multi-functional semisubmersible platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520166933.8U CN204623784U (en) | 2015-03-24 | 2015-03-24 | A kind of three-back-shaped multi-functional semisubmersible platform |
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| CN204623784U true CN204623784U (en) | 2015-09-09 |
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| CN201520166933.8U Expired - Fee Related CN204623784U (en) | 2015-03-24 | 2015-03-24 | A kind of three-back-shaped multi-functional semisubmersible platform |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667725A (en) * | 2016-02-26 | 2016-06-15 | 中交第二航务工程局有限公司 | Semi-submersible type construction platform |
| CN105947129A (en) * | 2016-05-10 | 2016-09-21 | 成立 | Suspension building body |
| CN107972827A (en) * | 2017-12-11 | 2018-05-01 | 深圳市海斯比浮岛科技开发有限公司 | Floating dock and its float structure |
| CN108116628A (en) * | 2017-12-18 | 2018-06-05 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | It is a kind of can free assembled self-propulsion type ocean platform |
| CN110273403A (en) * | 2018-03-13 | 2019-09-24 | 深圳市海斯比浮岛科技开发有限公司 | Operation at sea system and its connecting bridge structure |
-
2015
- 2015-03-24 CN CN201520166933.8U patent/CN204623784U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667725A (en) * | 2016-02-26 | 2016-06-15 | 中交第二航务工程局有限公司 | Semi-submersible type construction platform |
| CN105667725B (en) * | 2016-02-26 | 2018-03-16 | 中交第二航务工程局有限公司 | Semi-submersible type construction platform |
| CN105947129A (en) * | 2016-05-10 | 2016-09-21 | 成立 | Suspension building body |
| CN107972827A (en) * | 2017-12-11 | 2018-05-01 | 深圳市海斯比浮岛科技开发有限公司 | Floating dock and its float structure |
| CN107972827B (en) * | 2017-12-11 | 2024-06-28 | 深圳市海斯比浮岛科技开发有限公司 | Floating dock and floating structure thereof |
| CN108116628A (en) * | 2017-12-18 | 2018-06-05 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | It is a kind of can free assembled self-propulsion type ocean platform |
| CN110273403A (en) * | 2018-03-13 | 2019-09-24 | 深圳市海斯比浮岛科技开发有限公司 | Operation at sea system and its connecting bridge structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20200324 |
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| CF01 | Termination of patent right due to non-payment of annual fee |