CN110042818A - Offshore wind farm mounting platform - Google Patents
Offshore wind farm mounting platform Download PDFInfo
- Publication number
- CN110042818A CN110042818A CN201910156512.XA CN201910156512A CN110042818A CN 110042818 A CN110042818 A CN 110042818A CN 201910156512 A CN201910156512 A CN 201910156512A CN 110042818 A CN110042818 A CN 110042818A
- Authority
- CN
- China
- Prior art keywords
- leg
- spud leg
- wind farm
- offshore wind
- truss
- 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.)
- Granted
Links
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
-
- 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
- E02B17/0818—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with racks actuated by pinions
-
- 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
- E02B2017/0056—Platforms with supporting legs
- E02B2017/006—Platforms with supporting legs with lattice style supporting legs
-
- 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
- E02B2017/0056—Platforms with supporting legs
- E02B2017/0073—Details of sea bottom engaging footing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of offshore wind farm mounting platforms, belong to oceanic winds electrical domain.In addition to platform, gear rack lifting system and truss leg, offshore wind farm mounting platform further includes bottom hull, circle spud leg and connection component, circle spud leg is connect with truss leg, bottom hull is mutually fixed with circle spud leg, and circle spud leg one end and bottom hull are greater than thickness of the bottom hull in the axial direction of circle spud leg away from the distance between surface for the truss leg.Seabed can be smoothly inserted by the conic convex on circle spud leg, realize the good fixation of position of platform, and the bottom hull of case structure is bonded seabed, circle spud leg and bottom hull have good resistance to along the radial direction of circle spud leg and the active force of axial direction respectively, to good support is carried out in parallel, increase the job stability of offshore wind farm mounting platform.By connection component truss frame for connecting spud leg and circle spud leg, the axis of truss leg is overlapped with the axis of circle spud leg, can also be guaranteed the stable connection between round spud leg and truss leg, be guaranteed the operation is stable of offshore wind farm installation.
Description
Technical field
The present invention relates to oceanic winds electrical domain, in particular to a kind of offshore wind farm mounting platform.
Background technique
Offshore wind farm mounting platform has good rush to the exploitation of oceanic winds electrical domain for realizing the installation of offshore wind turbine
Into effect.Offshore wind farm mounting platform includes at least platform, truss leg, shoe and gear rack lifting system, truss leg
It is usually connected to one with shoe, is detachably connected between platform and truss leg, seabed is inserted into truss leg and shoe
Platform is supported, gear rack lifting system control platform carries out oscilaltion.
The volume of current offshore wind farm mounting platform is usually larger and is pyramidal structure, while facilitating shoe to be inserted into seabed
The offshore wind farm mounting platform that can be carried out excellent support to platform, but be influenced for will receive marine wind field relatively strong winds wave when work
For, during seabed is inserted into shoe and platform works normally, the enabling capabilities of this shoe are poor, will affect sea turn
The steady operation of electric mounting platform.
Summary of the invention
The embodiment of the invention provides a kind of offshore wind farm mounting platform, the work that offshore wind farm mounting platform can be improved is steady
It is qualitative.The technical solution is as follows:
The embodiment of the invention provides a kind of offshore wind farm mounting platform, the offshore wind farm mounting platform include platform,
Gear rack lifting system and multiple truss legs, the multiple truss leg are detachably connected on the platform, the tooth
Wheel rack gear jacking system is gone up and down for controlling the platform along the axial direction of the truss leg, rack-and-pinion lifting system
System includes at least multiple rack gears, and the multiple rack gear is axially disposed on the multiple truss leg along the truss leg,
The offshore wind farm mounting platform further includes bottom hull, multiple round spud legs and connection component, and the bottom hull is box knot
Structure, is provided with multiple circular holes in the bottom hull, and vertically the bottom hull deviates from one of the truss leg to the axis of the circular hole
Surface is coaxially fixed with the round spud leg in each circular hole, and the connection component is for connecting the truss stake
One end of one end of leg and the round spud leg, the axis of the truss leg are overlapped with the axis of the round spud leg, the circle stake
The end face of the other end of leg and the bottom hull are greater than the bottom hull away from the distance between surface for the truss leg and exist
The other end of thickness in the axial direction of the round spud leg, the round spud leg is coaxially arranged with conic convex.
Optionally, the connection component includes two rack gear voussoirs and connection unit, and the connection unit is for connecting institute
Two rack gear voussoirs and the round spud leg are stated, described two rack gear voussoirs are separately positioned on the two sides of each lifter rack,
The tooth being meshed with the lifter rack is provided on each rack gear voussoir.
Optionally, the connection unit includes arc panel, bi-lug plate and connecting pin, and the arc panel is co-axially located at described
On circle spud leg, the bi-lug plate is arranged on the arc panel, and the connecting pin is for connecting the bi-lug plate and the rack gear
Voussoir.
Optionally, support plate is provided between the bi-lug plate and the arc panel.
Optionally, each rack gear voussoir includes fixed plate and check plate, the fixed plate and the check plate phase
Mutually vertical, the fixed plate is connect by the connecting pin with the bi-lug plate, is provided on the check plate and the lifting
The tooth that rack gear is meshed, the axis of the check plate lifter rack in parallel.
Optionally, the connection unit further includes pressing plate, and the pressing plate is connect with the check plate of described two rack gear voussoirs,
One surface of the pressing plate and lifting check plate towards the round spud leg offsets.
Optionally, the material of rack gear voussoir is 18Cr2Ni4W steel.
Optionally, the bottom hull is internally provided with bearing rib.
Optionally, the end face of the other end of the round spud leg and the bottom hull away from a surface of the truss leg it
Between distance be 6~11m.
Optionally, the height of the conic convex is equal with the convex diameter of the circular cone.
Technical solution provided in an embodiment of the present invention have the benefit that except platform, gear rack lifting system with
Outside multiple truss legs, set offshore wind farm mounting platform to further include bottom hull, multiple round spud legs and connection component, circle spud leg
It is connect with truss leg, bottom hull is mutually fixed with circle spud leg, and circle spud leg one end and bottom hull deviate from a table of the truss leg
The distance between face is greater than thickness of the bottom hull in the axial direction of circle spud leg.It on the one hand can be suitable by the conic convex on circle spud leg
Benefit insertion seabed, realizes the good fixation of position of platform, and the bottom hull of another aspect case structure can be bonded seabed, circle spud leg and heavy
Pad has good resistance to along the radial direction of circle spud leg and the active force of axial direction respectively, can increase to good support is carried out in parallel
Add the job stability of offshore wind farm mounting platform.And pass through connection component truss frame for connecting spud leg and circle spud leg, truss leg
Axis is overlapped with the axis of circle spud leg, can also guarantee that the connection status justified between spud leg and truss leg has adjustment space,
Position between circle spud leg and truss leg can be adjusted to connect the two after qualification, guarantee that the work of offshore wind farm installation is steady
It is fixed.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of offshore wind farm mounting platform provided in an embodiment of the present invention；
Fig. 2 is the front view of connection component provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of connection component provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of structural schematic diagram of offshore wind farm mounting platform provided in an embodiment of the present invention.As shown in Figure 1, should
Offshore wind farm mounting platform includes platform 1, gear rack lifting system 2 and multiple truss legs 3, and multiple truss legs 3 are removable
Unload connection on the platform 1, gear rack lifting system 2 is gone up and down for control platform 1 along the axial direction of truss leg 3, gear
Gear rack elevating system 2 includes at least multiple lifter racks 21, and multiple lifter racks 21 are multiple along being axially disposed within for truss leg 3
On truss leg 3.
Offshore wind farm mounting platform further includes bottom hull 4, multiple round spud legs 5 and connection component 6.Bottom hull 4 is case structure, is sunk
Multiple circular holes 41 are provided on pad 4, the vertical bottom hull 4 of the axis of circular hole 41 deviates from a surface 42 of truss leg 3, each circular hole
A round spud leg 5 is coaxially fixed in 41, connection component 6 is used for one end of truss frame for connecting spud leg 3 and one end of circle spud leg 5,
The axis of truss leg 3 is overlapped with the axis of circle spud leg 5, and the end face of the other end of circle spud leg 5 and bottom hull 4 deviate from truss leg 3
A distance between surface 42 A be greater than thickness B of the bottom hull 4 in the axial direction of circle spud leg 5, the other end of circle spud leg 5 is coaxial
It is provided with conic convex 7.
In addition to platform 1, gear rack lifting system 2 and multiple truss legs 3, set offshore wind farm mounting platform to also
Including bottom hull 4, multiple round spud legs 5 and connection component 6, circle spud leg 5 is connect with truss leg 3, and bottom hull 4 is fixed with circle 5 phase of spud leg,
And circle 5 one end of spud leg and bottom hull 4 are greater than bottom hull 4 in circle spud leg 5 away from a distance between surface 42 of truss leg 3 A
Thickness B in axial direction.On the one hand seabed can be smoothly inserted by the conic convex 7 on circle spud leg 5, realizes 1 position of platform
Good fixed, the bottom hull 4 of another aspect case structure can be bonded seabed, and circle spud leg 5 is with bottom hull 4 respectively to the diameter along circle spud leg 5
There is good resistance to axial active force, offshore wind farm mounting platform can be increased to good support is carried out in parallel
Job stability.And pass through 6 truss frame for connecting spud leg 3 of connection component and circle spud leg 5, axis and the circle spud leg 5 of truss leg 3
Axis is overlapped, and can also guarantee that the connection status between round spud leg 5 and truss leg 3 has adjustment space, can be by circle spud leg 5 and purlin
Position between frame spud leg 3 is attached the two after being adjusted to qualification, guarantees the operation is stable of offshore wind farm installation.
And using the above structure, more hard seabed bottom surface circle spud leg 5 can be inserted by conic convex 7 to flat
Platform 1 is fixed, and when the more soft situation in seabed bottom surface, bottom hull 4 can avoid truss leg 3 again and fall into seabed, convenient for heavy
The extraction of pad 4 and circle spud leg 5, the circle structures such as spud leg 5 and bottom hull 4 are easy to make, and for relatively original shoe, improve sea turn
While electric mounting platform, also has to the cost of offshore wind farm mounting platform and preferably control.
It can weld connection between circle spud leg 5 and bottom hull 4, guarantee the stable connection between bottom hull 4 and circle spud leg 5.
Optionally, the inside of bottom hull 4 may be provided with bearing rib 43.The setting of bearing rib 43 can increase the strong of bottom hull 4
Degree extends the service life of offshore wind farm mounting platform.
Bearing rib 43 may include between lateral gusset 431 and longitudinal gusset 432, lateral gusset 431 and longitudinal gusset 432
It is mutually perpendicular to, and the radial direction of 431 parallel circle spud leg 5 of lateral gusset, the axial direction of longitudinal 432 parallel circle spud leg 5 of gusset.This set
Convenient for can also preferably disperse the active force that bottom hull 4 is subject to circle spud leg 5 while production, offshore wind farm mounting platform is improved
Stability.
Wherein bearing rib 43 can weld between circle spud leg 5 and fix, and stablize the connection between circle spud leg 5 and bottom hull 4
While, the power that circle spud leg 5 is subject to can be dispersed, improve the stability of strutting system of circle spud leg 5 with bottom hull 4.
As shown in Figure 1, the end face of the other end of circle spud leg 5 and bottom hull 4 are between a surface 42 of truss leg 3
Distance A can be 6~10m.Good support can be carried out and be fixed to platform 1 by justifying spud leg 5 at this time, offshore wind farm mounting platform
Better working stability.
Optionally, the diameter of the conic convex 7 of the other end setting of circle spud leg 5 can be equal with the circle diameter of spud leg 5.Circle stake
Leg 5 can smoothly be inserted into seabed.
Further, the height H of conic convex 7 can be equal with the diameter D of conic convex 7.Circle can be passed through by justifying spud leg 5 at this time
Cone protrusion 7 is smoothly inserted into seabed.
Fig. 2 is the front view of connection component provided in an embodiment of the present invention, as shown in Fig. 2, connection component 6 may include two
Rack gear voussoir 61 and connection unit 62, connection unit 62 is for connecting two rack gear voussoirs 61 and circle spud leg 5, two rack gear voussoirs
61 be separately positioned on the two sides of each lifter rack 21, is provided on each rack gear voussoir 61 and is meshed with lifter rack 21
Tooth.Practical connection hour rack voussoir 61 can be engaged with the lifter rack 21 on truss leg 3, control circle spud leg 5 and truss leg 3
Between will not generate axial relative displacement, the multiple lifter racks 21 of the cooperation circle spud leg 5 of truss leg 3 set up in week,
It can also cooperate and limit the not generation displacement on the direction of the axis of vertical circle spud leg 5 of both circle spud leg 5 and truss leg 3, realize
Good connection between circle spud leg 5 and truss leg 3.And original lifter rack 21 is basic as connection using on truss leg 3,
Cost of manufacture required for offshore wind farm mounting platform can also be saved.
Fig. 3 is the structural schematic diagram of connection component provided in an embodiment of the present invention, as shown in figure 3, connection unit 62 can wrap
Bracket plate 621, bi-lug plate 622 and connecting pin 623, arc panel 621 are co-axially located on round spud leg 5, and the setting of bi-lug plate 622 exists
On arc panel 621, connecting pin 623 is for connecting bi-lug plate 622 and rack gear voussoir 61.Arc panel 621 can carry out good with circle spud leg 5
Good fitting realizes the connection with rack gear voussoir 61 in conjunction with bi-lug plate 622 and connecting pin 623, realizes rack gear voussoir 61 and circle spud leg 5
Between it is good fixed and connect.
Optionally, it may be provided with support plate 624 between bi-lug plate 622 and arc panel 621.The support of support plate 624 connects
Effect can increase the intensity of connection component 6.
It can be connected by bolt 625 between arc panel 621 and circle spud leg 5, the axis of bolt 625 vertically justifies the axis of spud leg 5
Line.Biggish active force is able to bear when this connection.
As shown in figure 3, each rack gear voussoir 61 may each comprise fixed plate 611 and check plate 612, fixed plate 611 and stop
Plate 612 is mutually perpendicular to, and fixed plate 611 is connect by connecting pin 623 with bi-lug plate 622, is provided on check plate 612 and lifting tooth
The tooth that item 21 is meshed, the axis of the parallel lifter rack 21 of check plate 612.Rack gear voussoir 61 can be easier to using this structure
The connection between rack gear voussoir 61, lifter rack 21 and bi-lug plate 622 is realized, convenient for production and to circle spud leg 5 and truss leg 3
Between active force also have good peptizaiton.
Optionally, connection unit 62 may also include pressing plate 626, the company of check plate 612 of pressing plate 626 and two rack gear voussoirs 61
It connects, pressing plate 626 and a surface of check plate 612 towards circle spud leg 5 offset.Pressing plate 626 can be to rack gear voussoir 61 and liter at this time
Displacement of the drop rack gear 21 on the direction of the length of vertical lift rack gear 21 is limited, and the connection of connection component 6 can be increased
Too big burden will not be caused while stability to manufacturing cost.
Same material system can be used in rack gear voussoir 61, arc panel 621, bi-lug plate 622, support plate 624, pressing plate 626
Make.The cooperation saved between material and each structure is also preferable.
Wherein, the material of rack gear voussoir 61 can be 18Cr2Ni4W steel.It is relatively easy to make using this material, also can
Good connection and cooperation are carried out with other structures.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of offshore wind farm mounting platform, the offshore wind farm mounting platform includes platform (1), gear rack lifting system
(2) it is detachably connected on the platform (1) with multiple truss legs (3), the multiple truss leg (3), the gear teeth
Jacking system (2) is gone up and down for controlling the platform (1) along the axial direction of the truss leg (3), the rack-and-pinion
Jacking system (2) includes at least multiple lifter racks (21), axis of the multiple lifter rack (21) along the truss leg (3)
To setting on the multiple truss leg (3),
It is characterized in that, the offshore wind farm mounting platform further includes bottom hull (4), multiple round spud legs (5) and connection component (6),
The bottom hull (4) is case structure, is provided with multiple circular holes (41) on the bottom hull (4), the axis of the circular hole (41) is vertical
The bottom hull (4) deviates from a surface (42) of the truss leg (3), is coaxially fixed with one in each circular hole (41)
A round spud leg (5), the connection component (6) be used to connect the truss leg (3) one end and the round spud leg (5)
One end, the axis of the truss leg (3) are overlapped with the axis of the round spud leg (5), the end of the other end of the round spud leg (5)
Face and the bottom hull (4) deviate from the distance between a surface (42) of the truss leg (3) (A) and are greater than the bottom hull (4)
The other end of thickness (B) in the axial direction of the round spud leg (5), the round spud leg (5) is coaxially arranged with conic convex (7).
2. offshore wind farm mounting platform according to claim 1, which is characterized in that the connection component (6) includes two
Rack gear voussoir (61) and connection unit (62), the connection unit (62) for connect described two rack gear voussoirs (61) with it is described
Circle spud leg (5), described two rack gear voussoirs (61) are separately positioned on the two sides of each lifter rack (21), each tooth
The tooth being meshed with the lifter rack (21) is provided on voussoir (61).
3. offshore wind farm mounting platform according to claim 2, which is characterized in that the connection unit (62) includes arc
Plate (621), bi-lug plate (622) and connecting pin (623), the arc panel (621) are co-axially located on the round spud leg (5), institute
State bi-lug plate (622) be arranged on the arc panel (621), the connecting pin (623) for connect the bi-lug plate (622) with
The rack gear voussoir (61).
4. offshore wind farm mounting platform according to claim 3, which is characterized in that the bi-lug plate (622) and the arc
Support plate (624) are provided between shape plate (621).
5. offshore wind farm mounting platform according to claim 3, which is characterized in that each rack gear voussoir (61) is wrapped
Fixed plate (611) and check plate (612) are included, the fixed plate (611) is mutually perpendicular to the check plate (612), the fixation
Plate (611) is connect by the connecting pin (623) with the bi-lug plate (622), be provided on the check plate (612) with it is described
The tooth that lifter rack (21) is meshed, the axis of the parallel lifter rack (21) of the check plate (612).
6. offshore wind farm mounting platform according to claim 5, which is characterized in that the connection unit (62) further includes pressure
Plate (626), the pressing plate (626) connect with the check plate (612) of described two rack gear voussoirs (61), the pressing plate (626) with
One surface (42) of lifting check plate (612) towards the round spud leg (5) offsets.
7. offshore wind farm mounting platform according to claim 3, which is characterized in that the material of rack gear voussoir (61) is
18Cr2Ni4W steel.
8. described in any item offshore wind farm mounting platforms according to claim 1~6, which is characterized in that the bottom hull (4) it is interior
Portion is provided with bearing rib (43).
9. described in any item offshore wind farm mounting platforms according to claim 1~6, which is characterized in that the round spud leg (5)
The end face of the other end and the bottom hull (4) away from the distance between a surface (42) of the truss leg (3) (A) are 6~
11m。
10. described in any item offshore wind farm mounting platforms according to claim 1~6, which is characterized in that the conic convex
(7) height (H) is equal with diameter (D) of the conic convex (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156512.XA CN110042818B (en) | 2019-03-01 | 2019-03-01 | Offshore wind power installation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156512.XA CN110042818B (en) | 2019-03-01 | 2019-03-01 | Offshore wind power installation platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110042818A true CN110042818A (en) | 2019-07-23 |
| CN110042818B CN110042818B (en) | 2021-09-07 |
Family
ID=67274471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910156512.XA Active CN110042818B (en) | 2019-03-01 | 2019-03-01 | Offshore wind power installation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110042818B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502119A (en) * | 2020-11-04 | 2021-03-16 | 中国海洋石油集团有限公司 | Truss type pile leg with descending buffering structure |
| CN114352706A (en) * | 2021-11-26 | 2022-04-15 | 武汉船用机械有限责任公司 | Installation method of ocean platform gear box |
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| NL1016659C1 (en) * | 1999-11-18 | 2001-05-21 | Suction Pile Technology B V | Marine structure for e.g. small production platform, is self-floating and comprises upright support legs with suction pile connected at lower side, externally to hold platform above water level |
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| 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 |
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| CN106368197A (en) * | 2016-10-19 | 2017-02-01 | 中海石油(中国)有限公司 | Mat type self-mounted platform with large wellheads |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1016659C1 (en) * | 1999-11-18 | 2001-05-21 | Suction Pile Technology B V | Marine structure for e.g. small production platform, is self-floating and comprises upright support legs with suction pile connected at lower side, externally to hold platform above water level |
| CN102839640A (en) * | 2012-09-06 | 2012-12-26 | 上海利策科技股份有限公司 | Locking mechanism for self-elevating drilling platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112502119A (en) * | 2020-11-04 | 2021-03-16 | 中国海洋石油集团有限公司 | Truss type pile leg with descending buffering structure |
| CN114352706A (en) * | 2021-11-26 | 2022-04-15 | 武汉船用机械有限责任公司 | Installation method of ocean platform gear box |
| CN114352706B (en) * | 2021-11-26 | 2024-04-26 | 武汉船用机械有限责任公司 | Ocean platform gear box installation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110042818B (en) | 2021-09-07 |
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