CN207314373U - Open side type foundation structure of offshore wind - Google Patents
Open side type foundation structure of offshore wind Download PDFInfo
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- CN207314373U CN207314373U CN201721308744.5U CN201721308744U CN207314373U CN 207314373 U CN207314373 U CN 207314373U CN 201721308744 U CN201721308744 U CN 201721308744U CN 207314373 U CN207314373 U CN 207314373U
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- suspension cable
- supporting rack
- open side
- basic cylinder
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Abstract
The utility model provides a kind of open side type foundation structure of offshore wind, including：Basic cylinder；Multiple suspension cable components, are arranged on the outer circumferential surface of the basic cylinder, and all suspension cable components being arranged circumferentially along the outer circumferential surface of the basic cylinder；Each suspension cable component includes：Suspension cable supporting rack and suspension cable part, the outer circumferential surface of the top and bottom of the suspension cable part with the basic cylinder be connecteds, one end connection basis cylinder of the suspension cable supporting rack；The other end of the suspension cable supporting rack is connected with the suspension cable part, and the suspension cable part is supported；The suspension cable part is divided into updip oblique cord portion and the oblique cord portion that has a down dip by the suspension cable supporting rack.The utility model structure design is light and handy, can effectively reduce the moment of flexure of basic cylinder, and foundation engineering amount is small.
Description
Technical field
Field of ocean engineering is the utility model is related to, more particularly to a kind of open side type offshore wind generating basis
Structure.
Background technology
Offshore wind turbine foundation is divided into fixed basis and basic two classes of floatation type.For shallow water area, generally
Using fixed basis, fixed basis is influenced very greatly by seabottom geology condition and depth condition, and quantities is big, work of constructing
Skill is complex.For blue water generally using floatation type basis, floatation type basis includes open side type basis, semi-submersible type basis
With tension leg type basis；Semi-submersible type basis volume is larger, adds construction and towage difficulty；Tension leg type basis is to tension tendon
Performance requirement is higher, and dither easily causes fatigue damage；Open side type basis is a huge upright circle on the whole
Cylinder, by the equipment on the buoyancy support water surface, its stability comes from center of gravity and is less than centre of buoyancy, and is fixed by chain line anchor cable, but
It is that the open side type fundamental importance depth of water is deeper.How to design a kind of marine site that can be suitable for the various depth of waters, reduce main structure moment of flexure,
Quantities is small and the foundation structure of light structure is those skilled in the art's problem to be solved.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of open side type Oversea wind
Generator foundation structure, for solving the above-mentioned problems in the prior art.
In order to solve the above-mentioned technical problem, the utility model provides a kind of open side type foundation structure of offshore wind,
Including：Basic cylinder；Multiple suspension cable components, are arranged on the outer circumferential surface of the basic cylinder, and all suspension cable components
It is arranged circumferentially along the outer circumferential surface of the basic cylinder；Each suspension cable component includes：Suspension cable supporting rack and suspension cable
Part, the outer circumferential surface of the top and bottom of the suspension cable part with the basic cylinder be connecteds, one end company of the suspension cable supporting rack
Connect the basic cylinder；The other end of the suspension cable supporting rack is connected with the suspension cable part, and the suspension cable part is supported；It is described outstanding
The suspension cable part is divided into updip oblique cord portion and the oblique cord portion that has a down dip by rope supporting rack.
Preferably, the basic cylinder includes tower and the base matrix being connected with the lower end of the tower, the suspension cable
One end of supporting rack connects the tower, and the upper end of the suspension cable part connects the tower, the lower end connection institute of the suspension cable part
State tower or the base matrix.
Further, the base matrix includes ballast tank and buoyancy module, and the ballast tank is in the lower section of the buoyancy module.
Preferably, the suspension cable supporting rack in each suspension cable component and suspension cable part are in same perpendicular.
Preferably, the suspension cable supporting rack is the setting that is inclined upwardly relatively with horizontal plane.
Preferably, the bottom of the basic cylinder is equipped with splicer, and the splicer includes being fixed on the basic cylinder
Lower end upper end flexural pivot part, the upper end flexural pivot part is connected by hinge with lower end flexural pivot part, and the lower end flexural pivot part is fixed
In on sea bed.
Preferably, the upper end connection vertical shaft fan of the basic cylinder, the vertical shaft fan include wind turbine support shaft,
The wind turbine support shaft and the basic cylinder are coaxially connected, several wind turbines are evenly equipped with along the circumferential direction of the wind turbine support shaft
Blade.
Further, the wind turbine support shaft is connected with wind turbine power generation equipment.
As described above, the open side type foundation structure of offshore wind of the utility model, has the advantages that：
1) the utility model structure design is light and handy, can effectively reduce the moment of flexure of basic cylinder, and foundation engineering amount is small；
2) the utility model is good to depth of water applicability, solve same foundation structure the depth of water scope of application limitation ask
Topic.
Brief description of the drawings
Fig. 1 is shown as the structure diagram of the open side type foundation structure of offshore wind of the utility model.
Drawing reference numeral explanation
100 basic cylinders
110 towers
120 base matrix
200 suspension cable components
210 suspension cable supporting racks
220 suspension cable parts
221 updip oblique cord portions
222 have a down dip oblique cord portion
300 splicers
310 upper end flexural pivot parts
320 hinges
330 lower end flexural pivot parts
410 wind turbine support shafts
420 fan blades
430 wind turbine power generation equipment
10 sea beds
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
Refer to attached drawing.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating
The revealed content of specification, so that those skilled in the art understands and reads, being not limited to the utility model can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in the utility model institute
The technology contents of announcement are obtained in the range of covering.Meanwhile in this specification it is cited as " on ", " under ", "left", "right",
The term of " centre " and " one " etc., is merely convenient to understanding for narration, and is not used to limit the enforceable scope of the utility model,
Its relativeness is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figure 1, the open side type foundation structure of offshore wind of the present embodiment, including：
Basic cylinder 100；
Multiple suspension cable components 200, are arranged on the outer circumferential surface of basic cylinder 100, and all suspension cable components 200 are along base
The outer circumferential surface of plinth cylinder 100 is arranged circumferentially；
Each suspension cable component 200 includes：Suspension cable supporting rack 210 and suspension cable part 220, the top and bottom of suspension cable part 220 are equal
It is connected with the outer circumferential surface of basic cylinder 100, the basic cylinder 100 of one end connection of suspension cable supporting rack 210；Suspension cable supporting rack 210
The other end is connected with suspension cable part 220, and suspension cable part 220 is supported；Suspension cable part 220 is divided into updip oblique cord by suspension cable supporting rack 210
Portion 221 and the oblique cord portion 222 that has a down dip, suspension cable part 220 are in tensioning state.
In the open side type foundation structure of offshore wind of the utility model, by being distributed on basic cylinder 100
Multiple suspension cable components 200 share the moment of flexure that basic cylinder 100 is subject to all directions.At suspension cable part 220 in suspension cable component 200
In tensioning state, basic cylinder 100 and suspension cable supporting rack 210 and suspension cable part 220 in each suspension cable component 200, constitute one
A self-anchored type system, moment of flexure are offset by suspension cable component 200 so that the moment of flexure on basic cylinder 100 is significantly reduced；Institute
Some suspension cable components 200 are arranged circumferentially along the outer circumferential surface of basic cylinder 100, each suspension cable component 200 is supported
The moment of flexure that structure undertakes when imperial difference carrys out wind direction, meets the structure stress requirement under the combination of different directions environmental load.
Open side type foundation structure of offshore wind can be subject to wind load, wave load, ocean current in construction and operation
The environmental loads such as load, sea ice force act on, and moment of flexure caused by environmental load is most important part during load calculates.Utilize base
Plinth cylinder 100 can have with the suspension cable supporting rack 210 and suspension cable part 220 in each suspension cable component 200, the self-anchored type system of composition
Effect reduces the moment of flexure acted on basic cylinder 100, and moment of flexure is undertaken by self-anchored type system.
Updip oblique cord portion 221 is different with the angle of inclination in the oblique cord portion 222 that has a down dip, with respect to suspension cable supporting rack 210
The other end and be settings that be inclined upwardly parallel to a horizontal plane, updip oblique cord portion 221, the oblique cord portion 222 that has a down dip is to dip down
Tiltedly set.
Outer circumferential surface of the top and bottom of suspension cable part 220 with basic cylinder 100 is connected, suspension cable supporting rack 210 it is another
End is connected with suspension cable part 220, and suspension cable part 220 is supported；Suspension cable part 220 is divided into updip oblique cord portion 221 by suspension cable supporting rack 210
With the oblique cord portion 222 that has a down dip, the pulling force by suspension cable part 220 to basic cylinder 100, reduction acts on curved on basic cylinder 100
Square, the operation principle of suspension cable component 200 are similar to the design principle of cable-stayed bridge in Bridge Design.
Open side type foundation structure of offshore wind during the work time, using water environment load direction as reference, when come
When wind direction is 0 °, the moment of flexure that basic cylinder 100 is subject to is by the suspension cable part in its corresponding suspension cable component 200 in moment of flexure main stress side
220 and suspension cable supporting rack 210 undertake, when carrying out change of the wind, the moment of flexure that basic cylinder 100 is subject to has new moment of flexure main stress side
Suspension cable part 220 and 220 supporting item of suspension cable part in corresponding suspension cable component 200 undertake.Therefore it is any come wind direction in the case of, this reality
It can be supported with new by the suspension cable part 220 and suspension cable part 220 being looped around in the suspension cable component 200 of basic 100 surrounding of cylinder
Part undertakes the moment of flexure that environmental load is brought, thus basic cylinder 100 need not by way of reinforcement structure weight and thickness come
Increase the rigidity of structure, to resist the moment of flexure of bigger.
In the present embodiment, suspension cable supporting rack 210 is rod piece, and member structure is simple, and supporting ＆ stablizing.
Basic cylinder 100 includes tower 110 and the base matrix 120 being connected with the lower end of tower 110, suspension cable supporting rack
210 one end connection tower 110, suspension cable part 220 upper end connection tower 110, suspension cable part 220 lower end connection tower 110 or
Person's base matrix 120.According to the position that setting suspension cable component 200 is needed in the length of suspension cable part 220 and basic cylinder 100, come
Determine that the lower end connection tower 110 of suspension cable part 220 is still connected on base matrix 120.In the present embodiment, suspension cable part 220
Lower end connects tower 110.
Base matrix 120 includes ballast tank and buoyancy module, and ballast tank is in the lower section of buoyancy module.The weight of ballast tank is fixed
, there is supporting role；Buoyancy module provides suspending power.
Suspension cable supporting rack 210 and suspension cable part 220 in each suspension cable component 200 are in same perpendicular.The structure makes
Each suspension cable component 200 can effectively resist the moment of flexure of the basic cylinder 100 caused by corresponding wind direction.
Suspension cable supporting rack 210 is the setting that is inclined upwardly relatively with horizontal plane.The structure makes basic cylinder 100 be subject to stormy waves lotus
When carrying generation inclination, suspension cable supporting rack 210 can preferably balanced updip oblique cord portion 221 and the pulling force in the oblique cord portion 222 that has a down dip, optimization
220 stress of suspension cable part.Using titanium alloy, either aluminum alloy materials titanium alloy or aluminum alloy materials are matter to suspension cable supporting rack 210
The material that amount is light, rigidity is big.
The bottom of basic cylinder 100 is equipped with splicer 300, and splicer 300 includes being fixed on the lower end of basic cylinder 100
Upper end flexural pivot part 310, upper end flexural pivot part 310 are connected by hinge 320 with lower end flexural pivot part 330, and lower end flexural pivot part 330 is fixed on
On sea bed 10.Purpose using such a splicer 300 is the kinetic characteristic for making basic cylinder 100 have floatation type, and can be to base
Plinth cylinder 100 is binding, and can adapt to the depth of water by adjusting the length of hinge 320 and constrain basic cylinder 100
Range of movement.In the present embodiment, hinge 320 uses anchor chain structure, and anchor chain has larger tensile strength.
When the structure region depth of water of the utility model is not waited from 50m to 100m, except adjusting basis can be passed through
The length of body 120 is outside one's consideration, and the knot of the utility model can also be controlled by adjusting the length of hinge 320 in splicer 300
The length of structure.
The upper end connection vertical shaft fan of basic cylinder 100, vertical shaft fan include wind turbine support shaft 410, wind turbine support
Axis 410 and basic cylinder 100 are coaxially connected, several fan blades 420 are evenly equipped with along the circumferential direction of wind turbine support shaft 410.By
Variable pitch is controlled from wind direction in vertical shaft fan, the suspension cable part 220 for contributing to basic 100 surrounding of cylinder uniformly distributed resists difference and carrys out wind
To when the moment of flexure that undertakes of basis cylinder 100, meet that different directions environmental load combines lower structure force request.
Wind turbine support shaft 410 is connected with wind turbine power generation equipment 430.The structure makes the location of wind turbine power generation equipment 430
Stablize.
The utility model structure design is light and handy, can effectively reduce the moment of flexure of basic cylinder 100, and foundation engineering amount is small；This
Utility model is good to depth of water applicability, solves the problems, such as the depth of water scope of application limitation of same foundation structure.
To sum up, the utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.
Claims (8)
- A kind of 1. open side type foundation structure of offshore wind, it is characterised in that including：Basic cylinder (100)；Multiple suspension cable components (200), are arranged on the outer circumferential surface of the basic cylinder (100), and all suspension cable components (200) it is arranged circumferentially along the outer circumferential surface of the basic cylinder (100)；Each suspension cable component (200) includes：Suspension cable supporting rack (210) and suspension cable part (220), the suspension cable part (220) Outer circumferential surface of the top and bottom with the basic cylinder (100) is connected, described in one end connection of the suspension cable supporting rack (210) Basic cylinder (100)；The other end of the suspension cable supporting rack (210) is connected with the suspension cable part (220), by the suspension cable part (220) support；The suspension cable part (220) is divided into updip oblique cord portion (221) and the oblique cord that has a down dip by the suspension cable supporting rack (210) Portion (222).
- 2. open side type foundation structure of offshore wind according to claim 1, it is characterised in that：The basis cylinder (100) tower (110) and the base matrix (120) being connected with the lower end of the tower (110), the suspension cable supporting rack are included (210) one end connects the tower (110), and the upper end of the suspension cable part (220) connects the tower (110), the suspension cable The lower end of part (220) connects the tower (110) or the base matrix (120).
- 3. open side type foundation structure of offshore wind according to claim 2, it is characterised in that：The base matrix (120) ballast tank and buoyancy module are included, the ballast tank is in the lower section of the buoyancy module.
- 4. open side type foundation structure of offshore wind according to claim 1, it is characterised in that：Each suspension cable Suspension cable supporting rack (210) and suspension cable part (220) in component (200) are in same perpendicular.
- 5. open side type foundation structure of offshore wind according to claim 1, it is characterised in that：The suspension cable support Frame (210) is the setting that is inclined upwardly relatively with horizontal plane.
- 6. open side type foundation structure of offshore wind according to claim 1, it is characterised in that：The basis cylinder (100) bottom is equipped with splicer (300), and the splicer (300) includes being fixed on the lower end of the basic cylinder (100) Upper end flexural pivot part (310), the upper end flexural pivot part (310) is connected by hinge (320) with lower end flexural pivot part (330), under described End flexural pivot part (330) is fixed on sea bed (10).
- 7. open side type foundation structure of offshore wind according to claim 1, it is characterised in that：The basis cylinder (100) upper end connection vertical shaft fan, the vertical shaft fan include wind turbine support shaft (410), the wind turbine support shaft (410) it is coaxially connected with the basic cylinder (100), it is evenly equipped with several wind along the circumferential direction of the wind turbine support shaft (410) Machine blade (420).
- 8. open side type foundation structure of offshore wind according to claim 7, it is characterised in that：The wind turbine support Axis (410) is connected with wind turbine power generation equipment (430).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721308744.5U CN207314373U (en) | 2017-10-11 | 2017-10-11 | Open side type foundation structure of offshore wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721308744.5U CN207314373U (en) | 2017-10-11 | 2017-10-11 | Open side type foundation structure of offshore wind |
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| Publication Number | Publication Date |
|---|---|
| CN207314373U true CN207314373U (en) | 2018-05-04 |
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ID=62429858
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721308744.5U Active CN207314373U (en) | 2017-10-11 | 2017-10-11 | Open side type foundation structure of offshore wind |
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| CN (1) | CN207314373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107653897A (en) * | 2017-10-11 | 2018-02-02 | 上海勘测设计研究院有限公司 | Open side type foundation structure of offshore wind |
-
2017
- 2017-10-11 CN CN201721308744.5U patent/CN207314373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107653897A (en) * | 2017-10-11 | 2018-02-02 | 上海勘测设计研究院有限公司 | Open side type foundation structure of offshore wind |
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