CN217810906U

CN217810906U - Jacket for offshore wind power system

Info

Publication number: CN217810906U
Application number: CN202222009141.2U
Authority: CN
Inventors: 印刘峰; 王兵兵; 郭伟
Original assignee: Nantong Taisheng Blue Island Offshore Co Ltd
Current assignee: Nantong Taisheng Blue Island Offshore Co Ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-11-15
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a jacket for offshore wind power system, including jacket main part and a suction section of thick bamboo, the jacket main part is four leg types, the jacket main part includes the platform, a main part section of thick bamboo, adapter sleeve, the bracing pipe, the support column, the equal fixedly connected with pipe leg in four adapter sleeve bottom, the equal fixedly connected with upper flange in top of every pipe leg outer wall, the equal fixedly connected with lower flange in top that is located every pipe leg outer wall of upper flange below position, it is equipped with a plurality of enhancement fins to be located between the upper flange on same pipe leg and the lower flange, the equal fixedly connected with conical pile in four suction section of thick bamboo tops, every conical pile top is all through rubber seal and the relative lower flange bottom fixed connection in position, the beneficial effects of the utility model are that through the airtight cavity that forms between conical pile and the pipe leg, can let the thick liquid as bonding fixed action solidify smoothly, with conical pile and the fixed stable structure that forms of pipe leg, and conical pile's conical structure is more firm.

Description

Jacket for offshore wind power system

Technical Field

The utility model relates to a jacket, in particular to jacket for offshore wind power system belongs to marine supporting platform construction technical field.

Background

Wind energy is one of the most mature, most scaled development conditions and commercial development prospects of the technology in the field of new energy as an efficient and clean energy. Compared with a land wind power plant, the offshore wind power plant is highly valued by more and more countries due to the advantages of superior wind resources, environmental protection, land conservation, large scale and the like. However, offshore engineering is constructed on the sea, so that the working condition is severe, the offshore wind turbine foundation construction method has the characteristics of short construction time, high construction difficulty, great influence of natural conditions such as weather and sea conditions and the like, and the requirement on offshore wind turbine foundation construction is higher.

At present, among the types of structures of the foundation of the ocean engineering, the jacket is the most common structure form, which is used for providing support for the upper facilities and keeping stability, and is mainly a steel structure truss at present. Traditional jacket structure junction is insecure, and long-term through the corruption of sea water and sea wind, the emergence is rocked or even is damaged, seriously influences going on of wind power generation, and a plurality of pile casings of current jacket device length are unanimous moreover, when inserting the pile casing with four steel-pipe piles simultaneously, because the marine operation condition is comparatively complicated, is difficult to guarantee accurately that every steel-pipe pile inserts completely in the pile casing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a jacket for offshore wind power system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the jacket comprises a jacket main body and a suction tube, wherein the jacket main body is of a four-leg type and comprises a platform, a main body tube, connecting sleeves, inclined supporting tubes and supporting columns, four pipe legs are fixedly connected to the bottoms of the connecting sleeves, an upper flange is fixedly connected to the top of the outer wall of each pipe leg, a lower flange is fixedly connected to the top of the outer wall of each pipe leg, a plurality of reinforcing ribs are fixedly arranged between the upper flange and the lower flange on the same pipe leg, four conical piles are fixedly connected to the tops of the suction tube tops, the tops of the conical piles are fixedly connected with the bottoms of the lower flanges opposite in position through rubber sealing rings, elastic rubber rings are fixedly arranged at the bottoms of the outer walls of the pipe legs, retaining rings are fixedly connected to the bottoms of the inner walls of the conical piles, and a sealed grouting cavity is formed between the inner parts of the conical piles and the pipe legs.

As a preferred technical scheme of the utility model, every the delivery port, every have all been seted up to the bottom of pipe leg outer wall the equal fixedly connected with of delivery port inner wall pipe, every absorb water the pipe other end all links to each other with outside water absorption device, every the delivery port inner wall is all fixed and is equipped with the high strength filter screen.

As an optimal technical scheme of the utility model, every the grout mouth, every have all been seted up at the top of pipe leg outer wall the equal fixedly connected with grout pipe of grout mouth inner wall, every the other end of grout pipe all links to each other with outside cementer.

As an optimized technical proposal of the utility model, the bottom of the outer wall of each conduit leg is of a conical structure.

As a preferred technical scheme of the utility model, every pipe leg bottom all contacts, every with the bottom of conical pile inner wall the lower flange inner wall all contacts with the top of conical pile outer wall.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a jacket for offshore wind power system, through the airtight cavity that forms between conical pile and the pipe leg, can let the thick liquid as bonding fixed action solidify smoothly, with the fixed stable structure that forms of conical pile and pipe leg, and the toper structure of conical pile is more firm, through the rubber seal between the lower flange that sets up and the toper form top, and the lower flange is half surrounding structure, can prevent the inside ponding of conical pile effectively, influences the life of the bonding thick liquid after solidifying.

2. The utility model relates to a jacket for offshore wind power system through the pipe and the grout pipe structure that absorb water that set up, makes things convenient for the outside to discharge the sea water in airtight chamber, and the sea water discharge back, outside is through the grout pipe with bonding slurry pouring airtight chamber in, and the high strength filter screen that sets up in water outlet department can block bonding slurry and flow out from the outlet pipe.

3. The utility model relates to a jacket for offshore wind power system is the pipe leg structure of toper form through the bottom that sets up, makes things convenient for pipe leg location under water, gets into in the conical pile smoothly.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic structural view of the connection between the conical pile and the conduit leg of the present invention;

fig. 4 is an enlarged schematic structural diagram of the present invention located at fig. 3A.

In the figure: 1. a platform; 2. a main body barrel; 3. connecting a sleeve; 4. a diagonal bracing tube; 5. a support pillar; 6. conical piles; 7. a suction canister; 8. a conduit leg; 9. an upper flange; 10. a lower flange; 11. a reinforcing rib plate; 12. a retainer ring; 13. an elastic rubber ring; 14. a grouting cavity; 15. a rubber seal ring; 16. grouting ports; 17. a water outlet; 18. grouting pipes; 19. a suction pipe; 20. high strength filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a jacket for offshore wind power systems, comprising:

according to the drawings 1-4, the jacket comprises a jacket main body and suction tubes 7, the jacket main body is of a four-leg type and comprises a platform 1, a main body tube 2, connecting sleeves 3, inclined supporting tubes 4 and supporting columns 5, the bottom of each of the four connecting sleeves 3 is fixedly connected with a conduit leg 8, the top of the outer wall of each conduit leg 8 is fixedly connected with an upper flange 9, the top of the outer wall of each conduit leg 8 positioned below the upper flange 9 is fixedly connected with a lower flange 10, a plurality of reinforcing ribs are fixedly arranged between the upper flange 9 and the lower flange 10 on the same conduit leg 8, the top of each suction tube 7 is fixedly connected with a conical pile 6, the top of each conical pile 6 is fixedly connected with the bottom of the lower flange 10 positioned opposite to the upper flange 9 through a rubber sealing ring 15, an elastic rubber ring 13 is fixedly arranged at the bottom of the outer wall of each conduit leg 8, a retaining ring 12 is fixedly connected with the bottom of the inner wall of each conical pile 6, and a closed slurry cavity is formed between the inside of each conical pile 6 and the conduit leg 8.

According to the drawings of fig. 3 and 4, a water outlet 17 is formed in the bottom of the outer wall of each guide pipe leg 8, a water suction pipe 19 is fixedly connected to the inner wall of each water outlet 17, the other end of each water suction pipe 19 is connected with an external water suction device, a high-strength filter screen 20 is fixedly arranged on the inner wall of each water outlet 17, the water suction pipe 19 can discharge seawater in the closed cavity from the outside, grouting is facilitated, the high-strength filter screen 20 can prevent adhesive slurry from seeping out, a grouting opening 16 is formed in the top of the outer wall of each guide pipe leg 8, a grouting pipe 18 is fixedly connected to the inner wall of each grouting opening 16, the other end of each grouting pipe 18 is connected with an external grouting device, the adhesive slurry is conveniently poured into the grouting cavity 14 from the outside, the bottom of the outer wall of each guide pipe leg 8 is of a conical structure, underwater accurate positioning is facilitated, the guide pipe leg 8 smoothly enters the conical pile 6, the bottom of each guide pipe leg 8 is in contact with the bottom of the inner wall of the conical pile 6, the inner wall of each lower flange 10 is in contact with the top of the outer wall of the conical pile 6, and the guide pipe leg 8 is stable and stable in structure of the conical pile 6.

When in specific use, the utility model relates to a jacket for an offshore wind power system, at the beginning, four suction cylinders 7 are embedded into a seabed in sequence according to a set position, then four conduit legs 8 of the conduit frame main body are inserted into the conical pile 6 at the top of the suction tube 7 in a hoisting mode, in the process that the guide pipe legs 8 enter the conical piles 6, the conical structures at the bottoms of the guide pipe legs 8 can enable the guide pipe legs 8 to smoothly slide into the inner walls of the conical piles 6 during positioning, the difficulty degree that the four guide pipe legs 8 simultaneously enter the four conical piles 6 is reduced, the bottoms of lower flanges 10 positioned above the guide pipe legs 8 are fixedly connected with rubber sealing rings 15 in advance, and elastic rubber rings 13 positioned below the guide pipe legs 8, when the rubber ring 13 partially extends into the conical pile 6, the elastic rubber ring 13 contracts, then along with the descending of the conduit leg 8, the elastic rubber ring 13 expands and clings to the inner wall of the conical pile 6, when the pipe leg 8 reaches the bottom of the conical pile 6, the rubber sealing ring 15 positioned on the lower flange 10 is just tightly attached to the top of the conical pile 6, the elastic rubber ring 13 is just limited by the inner retainer ring of the conical pile 6, a sealed grouting cavity 14 is formed among the elastic rubber ring 13, the rubber sealing ring 15, the inner wall of the conical pile 6 and the outer wall of the pipe leg 8, then seawater in the grouting cavity 14 is discharged outside through the water suction pipe 19, by feeding the adhesive slurry into the grouting chamber 14 through the grouting pipe 18, the high-strength screen 20 prevents the adhesive slurry from flowing out of the suction pipe 19, since the seawater is difficult to enter the grouting cavity 14, the bonding slurry is quickly solidified, the seawater is difficult to influence the solidified body after solidification, make pipe leg 8 and conical pile 6 combine closely to sum up, the utility model discloses simple structure, simple to operate, the practicality is strong, easily promotes.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The jacket for the offshore wind power system comprises a jacket main body and suction tubes (7), and is characterized in that the jacket main body is of a four-leg type and comprises a platform (1), a main body tube (2), connecting sleeves (3), inclined supporting tubes (4) and supporting columns (5), four connecting sleeves (3) are fixedly connected with pipe legs (8) at the bottoms, an upper flange (9) is fixedly connected with the tops of the outer walls of the pipe legs (8), a lower flange (10) is fixedly connected with the tops of the outer walls of the pipe legs (8) at the positions below the upper flange (9), a plurality of reinforcing ribs are fixedly arranged between the upper flange (9) and the lower flange (10) on the same pipe leg (8), conical piles (6) are fixedly connected with the tops of the suction tubes (7) at the tops, conical piles (6) are fixedly connected with the bottoms of the lower flanges (10) at opposite positions through rubber sealing rings (15), and sealing rings (13) are fixedly connected with the bottoms of the conical piles (6), and sealing rings are fixedly connected with inner walls of the conical piles (6) to form sealing rings (12) and sealing rings.

2. A jacket for an offshore wind power system according to claim 1, wherein: every delivery port (17), every have all been seted up to the bottom of pipe leg (8) outer wall delivery port (17) the equal fixedly connected with of delivery port (17) inner wall inhales water pipe (19), every it all links to each other with outside water absorption device to absorb water pipe (19) the other end, every delivery port (17) inner wall is all fixed and is equipped with high strength filter screen (20).

3. A jacket for an offshore wind power system according to claim 2, wherein: each grouting opening (16) is formed in the top of the outer wall of the conduit leg (8), each grouting opening (16) is fixedly connected with a grouting pipe (18) in the inner wall, and the other end of each grouting pipe (18) is connected with an external grouting device.

4. A jacket for offshore wind power systems according to claim 3, wherein: the bottom of the outer wall of each conduit leg (8) is of a conical structure.

5. A jacket for offshore wind power systems according to claim 4, wherein: the bottom of each pipe leg (8) is in contact with the bottom of the inner wall of the conical pile (6), and the inner wall of each lower flange (10) is in contact with the top of the outer wall of the conical pile (6).