CN212772456U - Offshore wind power single pile structure - Google Patents
Offshore wind power single pile structure Download PDFInfo
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- CN212772456U CN212772456U CN202020380820.9U CN202020380820U CN212772456U CN 212772456 U CN212772456 U CN 212772456U CN 202020380820 U CN202020380820 U CN 202020380820U CN 212772456 U CN212772456 U CN 212772456U
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- main frame
- frame rod
- base pipe
- support column
- wind power
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Abstract
The utility model discloses an offshore wind power single pile structure, which comprises a support column made of concrete, wherein an integrated platform is poured at the outer side position of the support column, a main frame rod is poured inside the support column, the lower end of the main frame rod is poured in the support column, and the upper end of the main frame rod extends to the upper part of the support column; the end, extending to the outside of the support column, of the main frame rod is provided with a base pipe, the lower end of the base pipe is provided with a conical connecting part, the main frame rod upwards penetrates through the connecting part and then extends into the base pipe, and a plurality of reinforcing pieces are welded on the part, extending to the inside of the base pipe, of the main frame rod; this product can be separately atress, promotes the atress ability, reduces the input cost.
Description
Technical Field
The utility model relates to an offshore wind power single pile structure.
Background
Compared with inland regions, the wind power at offshore positions is larger and can be compared with that of mountains. Therefore, the wind power generation is built at the offshore position, the utilization rate of wind power can be improved, and natural wind is utilized for power generation. The source of the energy is more environment-friendly.
However, when the steel pipe structure supporting the wind generating set in the prior art is built in the near sea, the pressure on the seabed is large, and sinking and inclination are easy to occur, so that a concrete base layer with large depth needs to be poured, and the investment cost is high. And the steel pipe has short service life because of bearing the direct impact of sea waves.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a marine wind power single pile structure that can part the atress is provided, promotes the atress ability, reduces the input cost.
The utility model discloses a realize through following technical scheme:
an offshore wind power single pile structure comprises a support column made of concrete, wherein an integrated platform is formed by casting at the outer side position of the support column, a main frame rod is cast inside the support column, the lower end of the main frame rod is cast in the support column, and the upper end of the main frame rod extends to the upper part of the support column; the support column is characterized in that one end, extending to the outside of the support column, of the main frame rod is provided with a base pipe, the lower end of the base pipe is provided with a conical connecting part, the main frame rod upwards penetrates through the connecting part and then extends into the base pipe, a plurality of reinforcing pieces are welded on the part, extending into the base pipe, of the main frame rod, a plurality of support pipes are welded on the connecting part, the support pipes are obliquely and downwards arranged, one ends, far away from the connecting part, of the support pipes are poured in the platform, a connecting flange is arranged at the upper end of the base pipe, and a plurality of bolt holes are annularly formed in the surface of the connecting flange.
Preferably, the reinforcing member comprises an inner ring and an outer ring, and a plurality of webs are cast between the inner ring and the outer ring, wherein the inner ring is welded and fixed with the main frame rod, and the outer ring is welded and fixed with the inner wall of the base pipe; the structure is used for increasing the connecting strength between the base pipe and the main frame rod. If the main frame rod is only inserted into the base pipe, the contact area of the main frame rod and the base pipe is small, and the connection strength is insufficient. After the reinforcing part is adopted, the connection strength between the support rod and the base pipe can be greatly enhanced, and the structural stability is improved.
Preferably, a first reinforcement cage is poured inside the support pillar and outside the main frame rod; the first steel reinforcement cage comprises a plurality of first steel rings which are parallel up and down; the first vertical steel is fixed among the first steel rings in a bundling mode through iron wires; the arrangement of the first steel reinforcement cage increases the structural stability of the supporting column and avoids the cracking of the supporting column.
Preferably, an inner reinforcement cage and an outer reinforcement cage are cast in the platform, and the two second reinforcement cages are respectively positioned on the inner side and the outer side of the supporting tube; the second reinforcement cage comprises a plurality of second steel rings which are parallel up and down; the second vertical steel is fixed among the second steel rings through iron wires in a bundling mode; we help the atress through the stay tube, and the platform received outside expansion force this moment, and we can improve the atress ability of platform through the second steel reinforcement cage, avoid taking place to tear after the platform atress.
Preferably, the main frame rod is a hollow steel rod, and the wall thickness is 40 mm-100 mm.
Preferably, a plurality of rib plates are welded between the base pipe and the connecting flange; the rib plate is used for increasing the structural strength of the base pipe and the connecting flange.
The product is applied to offshore wind power generation, and in actual operation, a steel pipe is required to be connected to a flange above a base pipe, and a wind generating set is installed by utilizing the steel pipe.
After the product is installed, the supporting columns and the platform are partially poured on the seabed, the connecting parts are partially positioned in seawater, and partially exposed above the sea surface, wherein the sea surface refers to the sea surface in the case of high tide.
Because the connecting part is in a conical structure, the contact area of the connecting part is relatively small compared with that of the base pipe, and the impact of sea waves can be reduced.
The utility model has the advantages that: compared with the traditional single steel pipe support, the structure that the base pipe is matched with the multiple supporting pipes is adopted in the product, and compared with the ground wind power generation, the offshore wind power generation device needs to bear the impact of sea waves. The structure enables the wind resistance and the shock resistance of the product to be stronger, and meanwhile, due to the adoption of the supporting tube, a foundation structure with larger depth is not needed, so that the investment cost is reduced. The structure is more stable, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of the installation of the product;
FIG. 3 is a top view of the base tube;
FIG. 4 is a top view of the reinforcement member;
FIG. 5 is a top view of the first reinforcement cage;
fig. 6 is a top view of a second reinforcement cage.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 to 6, an offshore wind power single pile structure includes a support pillar 1 made of concrete, an integrated platform 2 is cast at an outer side position of the support pillar 1, a main frame rod 3 is cast inside the support pillar 1, a lower end of the main frame rod is cast in the support pillar 1, and an upper end of the main frame rod extends to above the support pillar 1; the end of the main frame rod 3 extending to the outside of the support column 1 is assembled with a base tube 4, the lower end of the base tube 4 is provided with a conical connecting part 401, the main frame rod 3 passes through the connecting part 401 upwards and extends into the base tube 4, a plurality of reinforcing members 5 are welded on the part of the main frame rod 3 extending to the inside of the base tube 4, a plurality of support tubes 8 which are obliquely and downwards arranged are welded through the connecting part 401, the end of the support tubes 8 far away from the connecting part 401 is poured in the platform 2, a connecting flange 441 is arranged at the upper end of the base tube 4, and a plurality of bolt holes 442 are annularly arranged on the surface of the connecting flange 441.
In a preferred embodiment of the present invention, the reinforcement 5 includes an inner ring 501 and an outer ring 502, and a plurality of panels 503 are cast between the inner ring 501 and the outer ring 502, wherein the inner ring 501 is welded to the main frame rod 3, and the outer ring 502 is welded to the inner wall of the base pipe 4; the above structure is to increase the coupling strength between the base pipe 4 and the main frame rod 3. If the main frame rod 3 is simply inserted into the base tube 4, the contact area between the main frame rod 3 and the base tube 4 is small, and the connection strength is insufficient. After the reinforcing part is adopted, the connection strength between the support rod 3 and the base pipe 4 can be greatly enhanced, and the structural stability is improved.
In a preferred embodiment of the present invention, a first reinforcement cage 6 is poured inside the support pillar 1 and outside the main frame rod 3; the first reinforcement cage 6 comprises a plurality of first steel rings 601 which are parallel up and down; the first vertical steel 602 is fixed among the first steel rings 601 through iron wire bundling; the setting of first steel reinforcement cage is the structural stability who increases support column 1, avoids support column 1 to take place cracked.
In a preferred embodiment of the present invention, an inner and an outer second reinforcement cages 7 are cast in the platform 2, and the two second reinforcement cages 7 are respectively located at the inner and outer sides of the support tube 8; the second reinforcement cage 7 comprises a plurality of second steel rings 701 which are parallel up and down; and a second vertical steel 702 fixed between the second steel rings 701 by iron wire bundling; through 8 help atress of stay tube, platform 2 received outside expansion force this moment, and we can improve platform 2's atress ability through second steel reinforcement cage 7, avoid taking place to tear after the platform atress.
The utility model discloses in a preferred embodiment, main hack lever 3 adopts hollow steel pole, and the wall thickness is 40mm ~100 mm.
In a preferred embodiment of the present invention, a plurality of rib plates 443 are welded between the base pipe 4 and the connecting flange 441; the ribs 443 serve to increase the structural strength of the base pipe 4 in front of the attachment flange 441.
The product is applied to offshore wind power generation, and in actual operation, a steel pipe is required to be connected to a flange above a base pipe, and a wind generating set is installed by utilizing the steel pipe.
After the product is installed, the supporting columns and the platform are partially poured on the seabed, the connecting parts are partially positioned in seawater, and partially exposed above the sea surface, wherein the sea surface refers to the sea surface in the case of high tide.
Because the connecting part is in a conical structure, the contact area of the connecting part is relatively small compared with that of the base pipe, and the impact of sea waves can be reduced.
The utility model has the advantages that: compared with the traditional single steel pipe support, the structure that the base pipe is matched with the multiple supporting pipes is adopted in the product, and compared with the ground wind power generation, the offshore wind power generation device needs to bear the impact of sea waves. The structure enables the wind resistance and the shock resistance of the product to be stronger, and meanwhile, due to the adoption of the supporting tube, a foundation structure with larger depth is not needed, so that the investment cost is reduced. The structure is more stable, is fit for using widely.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides an offshore wind power single pile structure which characterized in that: the concrete support column comprises a support column (1) made of concrete, wherein an integrated platform (2) is poured at the outer side position of the support column (1), a main frame rod (3) is poured inside the support column (1), the lower end of the main frame rod is poured in the support column (1), and the upper end of the main frame rod extends to the upper part of the support column (1); the end, extending to the outside of the supporting column (1), of the main frame rod (3) is provided with a base pipe (4), the lower end of the base pipe (4) is provided with a conical connecting part (401), the main frame rod (3) upwards penetrates through the connecting part (401) and then extends into the base pipe (4), a plurality of reinforcing pieces (5) are welded on the part, extending to the inside of the base pipe (4), of the main frame rod (3), a plurality of support pipes (8) which are obliquely and downwards arranged are welded through the connecting part (401), the end, far away from the connecting part (401), of each support pipe (8) is poured into the platform (2), the upper end of the base pipe (4) is provided with a connecting flange (441), and the surface of the connecting flange (441) is annularly provided with a plurality of bolt holes (442).
2. Offshore wind power mono-pile structure according to claim 1, characterized in that: the reinforcing piece (5) comprises an inner ring (501) and an outer ring (502), a plurality of webs (503) are formed between the inner ring (501) and the outer ring (502) in a casting mode, the inner ring (501) and the main frame rod (3) are fixedly welded, and the outer ring (502) and the inner wall of the base pipe (4) are fixedly welded.
3. Offshore wind power mono-pile structure according to claim 1, characterized in that: a first reinforcement cage (6) is poured inside the supporting column (1) and outside the main frame rod (3); the first reinforcement cage (6) comprises a plurality of first steel rings (601) which are parallel up and down; and a first vertical steel (602) fixed between the plurality of second steel rings (701) by wire tying.
4. Offshore wind power mono-pile structure according to claim 1, characterized in that: an inner second reinforcement cage and an outer second reinforcement cage (7) are poured in the platform (2), and the two second reinforcement cages (7) are respectively positioned on the inner side and the outer side of the supporting tube (8); the second reinforcement cage (7) comprises a plurality of second steel rings (701) which are parallel up and down; and second vertical steel (702) fixed among the second steel rings (701) by iron wires in a bundling manner.
5. Offshore wind power mono-pile structure according to claim 1, characterized in that: the main frame rod (3) is a hollow steel rod, and the wall thickness is 40 mm-100 mm.
6. Offshore wind power mono-pile structure according to claim 1, characterized in that: a plurality of rib plates (443) are welded between the base pipe (4) and the connecting flange (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380820.9U CN212772456U (en) | 2020-03-24 | 2020-03-24 | Offshore wind power single pile structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380820.9U CN212772456U (en) | 2020-03-24 | 2020-03-24 | Offshore wind power single pile structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212772456U true CN212772456U (en) | 2021-03-23 |
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ID=75026225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020380820.9U Active CN212772456U (en) | 2020-03-24 | 2020-03-24 | Offshore wind power single pile structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212772456U (en) |
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2020
- 2020-03-24 CN CN202020380820.9U patent/CN212772456U/en active Active
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