CN217873132U - Arrangement structure of submarine cable support inside tower drum of offshore wind turbine - Google Patents

Arrangement structure of submarine cable support inside tower drum of offshore wind turbine Download PDF

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Publication number
CN217873132U
CN217873132U CN202221430921.8U CN202221430921U CN217873132U CN 217873132 U CN217873132 U CN 217873132U CN 202221430921 U CN202221430921 U CN 202221430921U CN 217873132 U CN217873132 U CN 217873132U
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China
Prior art keywords
submarine cable
cable support
channel steel
transverse
small
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CN202221430921.8U
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Chinese (zh)
Inventor
肖海泉
田孝松
裴泽伟
王峥非
张高建
许国阳
唐金明
李皓
吕东
孙浩然
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Cccc Third Harbor Engineering Shanghai New Energy Engineering Co ltd
State Energy Group Dongtai Offshore Wind Power Co ltd
CCCC Third Harbor Engineering Co Ltd
Original Assignee
Cccc Third Harbor Engineering Shanghai New Energy Engineering Co ltd
State Energy Group Dongtai Offshore Wind Power Co ltd
CCCC Third Harbor Engineering Co Ltd
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Priority to CN202221430921.8U priority Critical patent/CN217873132U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/727—Offshore wind turbines

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Abstract

The utility model discloses an arrangement structure of marine cable support of offshore wind turbine tower section of thick bamboo inside, including establishing a big marine cable support and five little marine cable supports on the single pile inner platform. The large submarine cable support is in a door shape and comprises a pair of first vertical parts and a transverse steel pipe connected between the tops of the first vertical parts; each small submarine cable support is H-shaped and comprises a pair of second vertical parts and a transverse channel steel connected between the upper parts of the second vertical parts; the five small submarine cable supports and the large submarine cable support are fixed on the single-pile inner platform in a mode that included angles are 60 degrees; the centers of the five small submarine cable supports are all positioned on a circle concentric with the platform in the single pile, and the axes of the transverse channel steels of the five small submarine cable supports are all positioned on the radial line of the circle; the center of the large submarine cable support is positioned on the radial line of the circle and the central line of the submarine cable hole of the fan tower cylinder, and the center of the large submarine cable support is positioned between the circle and the inner wall surface of the foundation single pile. The utility model discloses can arrange in order to put in order scattered extra large cable.

Description

Arrangement structure of submarine cable support inside tower drum of offshore wind turbine
Technical Field
The utility model relates to an arrangement structure of sea cable support of offshore wind turbine tower section of thick bamboo inside.
Background
With the progress of the integral technology of offshore wind power development, the offshore wind power development in China enters a large-scale and commercial development stage. Submarine cables are generally adopted for connection between fans and booster stations in offshore wind farms. The submarine cable is laid on the single-pile foundation of the fan from the seabed and then extends out of the surface of the single-pile foundation and enters the fan tower cylinder through the submarine cable hole in the wall of the fan tower cylinder. A single-pile inner platform is arranged in the inner cavity of the single-pile foundation and at a position about 1.8 meters away from the top of the single-pile foundation. The submarine cable needs to be anchored at the submarine cable hole, and simultaneously, the submarine cable hole is plugged by a plugging module, and the armor on the outer layer of the submarine cable is stripped for phase splitting. Considering that the cable terminal is replaced later, the split-phase submarine cable is coiled on a single-pile inner platform of the fan, is reserved with a certain length and then is guided to the ring main unit of the fan. However, the submarine cable at the reserved section is directly placed on the marine platform, so that the electrified operation safety of the submarine cable is influenced to a certain extent, and the submarine cable is not attractive.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and provide an arrangement structure of marine cable support of offshore wind turbine tower section of thick bamboo inside, it can arrange the indiscriminate submarine cable of reserving in the single pile interior platform in order to put in order, has effectively ensured submarine cable live working safety.
The purpose of the utility model is realized like this: an arrangement structure of a submarine cable support inside a tower drum of an offshore wind turbine comprises a large submarine cable support and five small submarine cable supports, wherein the large submarine cable support and the five small submarine cable supports are arranged on a single-pile inner platform; the single-pile inner platform is circular and coaxial with the fan tower cylinder, is fixed on the inner wall of the foundation single pile and is 1.8m away from the bottom surface of a tower bottom flange of the fan tower cylinder; wherein the content of the first and second substances,
the large submarine cable support is door-shaped and comprises a pair of first vertical parts and a transverse steel pipe; each first vertical part comprises two first long channel steels arranged in parallel, an upper short channel steel connected between the upper parts of the two first long channel steels and a lower short channel steel connected between the lower parts of the two first long channel steels; the transverse steel pipe is connected between the middle parts of the upper short channel steels of the pair of large vertical parts;
each small submarine cable support is H-shaped and comprises a pair of second vertical parts and transverse channel steel; each second vertical part comprises two second long channel steels arranged in parallel and a short channel steel connected between the lower parts of the two second long channel steels; two ends of the transverse channel steel are clamped between the inner side surfaces of the upper parts of the two second long channel steels of the pair of second vertical parts in a one-to-one correspondence manner;
the five small submarine cable supports and the large submarine cable support are fixed on the single-pile inner platform in a mode that included angles are 60 degrees; the centers of the five small submarine cable supports are all positioned on a circle concentric with the single-pile inner platform, and the axes of transverse channel steel of the five small submarine cable supports are all positioned on the radial line of the circle; the center of the large submarine cable support is located on the radial line of the circle and the central line of the submarine cable hole of the fan tower cylinder, and the center of the large submarine cable support is located between the circle and the inner wall surface of the foundation single pile.
In the arrangement structure of the submarine cable support inside the tower of the offshore wind turbine, the height of the first long channel steel of the large submarine cable support is 2000mm; the distance between the two first long channel steel is 100mm; the setting height of the lower short channel steel is 200mm; the length of the transverse steel pipe is 1600mm, and the transverse steel pipe is coated with a rubber pad.
In the arrangement structure of the submarine cable support inside the offshore wind turbine tower, the height of the second long channel steel of the small submarine cable support is 750mm; the setting height of the short channel steel is 99mm; the length of the transverse channel steel is 750mm, and the transverse channel steel is coated with a rubber pad.
The utility model discloses an arrangement structure of marine cable support of offshore wind turbine tower section of thick bamboo inside has following characteristics: the large submarine cable support and the five small submarine cable supports are arranged on the single-pile inner platform, so that after the submarine cable is introduced into the fan tower, the submarine cable is wound on the large submarine cable support and the five small submarine cable supports, the submarine cable is lifted away from the single-pile inner platform, scattered submarine cables reserved on the single-pile inner platform can be arranged and arranged in order, the submarine cable can not be stacked on the single-pile inner platform in a mess, the electrified operation safety of the submarine cable is effectively guaranteed, and the submarine cable is attractive to lay.
Drawings
FIG. 1 is a perspective view of the arrangement of the submarine cable support inside the offshore wind turbine tower of the present invention;
fig. 2 is a plan view of the arrangement of the submarine cable support inside the offshore wind turbine tower of the present invention;
fig. 3 is a schematic structural view of the marine cable support of the present invention;
FIG. 3a is a side view of FIG. 3;
FIG. 3b is a top view of FIG. 3;
FIG. 4 is a schematic view of the structure of the small submarine cable support according to the present invention;
FIG. 4a is a side view of FIG. 4;
FIG. 4b is a top view of FIG. 4;
FIG. 5 is a state of use diagram of the arrangement of the sea cable support inside the offshore wind turbine tower.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 5, the arrangement structure of the submarine cable support inside the tower of the offshore wind turbine of the present invention includes a large submarine cable support 10 and five small submarine cable supports 20 arranged on a single-pile inner platform 100; wherein the content of the first and second substances,
and the single-pile inner platform 100 is circular and coaxial with the fan tower cylinder 30 and is fixed on the inner wall of the foundation single pile, and the distance between the single-pile inner platform 100 and the bottom surface of the tower bottom flange 30A of the fan tower cylinder 30 is 1.8m.
The sea cable support 10 is door-shaped and comprises a pair of first vertical parts 11 and a transverse steel pipe 12; each first vertical portion 11 comprises two first long channel steels 111 arranged in parallel, an upper short channel steel 112 connected between the upper parts of the two first long channel steels 111, and a lower short channel steel 113 connected between the lower parts of the two first long channel steels 111; the transverse steel pipe 12 is connected between the middle parts of the upper short channel steels 112 of the pair of large vertical parts 11; the height of the first long channel steel 111 is 2000mm, and the distance between the two first long channel steel 111 is 100mm; the setting height of the lower short channel steel 113 is 200mm; the length of the transverse steel pipe 12 is 1600mm, and the transverse steel pipe 12 is coated with a rubber pad;
each small submarine cable support 20 is H-shaped and comprises a pair of second vertical portions 21 and a transverse channel steel 22; each second vertical portion 21 includes two second long channel steels 211 arranged in parallel and a short channel steel 212 connected between lower portions of the two second long channel steels 211; two ends of the transverse channel steel 22 are clamped between the inner side surfaces of the upper parts of the two second long channel steel 211 of the pair of second vertical parts 11 in a one-to-one correspondence manner; the height of the second long channel steel 211 is 750mm; the setting height of the short channel steel 212 is 99mm; the distance between the top height of the transverse channel steel 22 and the top height of the second long channel steel 211 is 100mm, the length of the transverse channel steel 22 is 750mm, and the transverse channel steel 22 is coated with a rubber pad;
the five small submarine cable supports 20 and the large submarine cable support 10 are fixed on the single-pile inner platform 100 in a mode that included angles are 60 degrees; the centers of the five small submarine cable supports 20 are all positioned on a circle concentric with the single-pile inner platform 100, and the axes of the transverse channel steel 22 of the five small submarine cable supports 20 are all positioned on the radial line of the circle; the center of the large sea cable support 10 is located on both the radial line of the circle and the center line of the sea cable hole 300 of the wind turbine tower 30, and the center of the large sea cable support 10 is located between the circle and the inner wall of the wind turbine tower 30.
Before submarine cable 40 gets into fan tower section of thick bamboo 30, will the utility model discloses a big submarine cable support 10 and five little submarine cable supports 20 loop through tower door 30B and tower bottom flange 30A and put into single pile inner platform 100, then place big submarine cable support 10 in the direction of the submarine cable hole 300 that is close to fan tower section of thick bamboo 30, and vertical the arranging to lean on the inner wall of tower bottom flange 30A. After the submarine cables 40 pass through the plugging modules of the submarine cable holes 300 and are split in phase, the submarine cables 40 are bound on the transverse steel pipes 12 of the large submarine cable support 10 by using binding belts through the single-pile inner platform 100 vertical to the large submarine cable support 10 so that the submarine cables 40 are not stacked and are attractive to lay, enough distance is reserved among the submarine cables 40, the submarine cables 40 led out from the large submarine cable support 10 are sequentially coiled on the transverse channel steel 22 of the five small submarine cable supports 20 in a clockwise direction, the submarine cables 40 are wrapped by 4-5 layers of fireproof binding belts in front of the upper submarine cable supports, the submarine cables 40 are fixed by using the binding belts after being coiled on the five small submarine cable supports 20, a certain distance is reserved between every two submarine cables 40, and then the submarine cables 40 are led upwards from the last small submarine cable support 20 to a ring main unit arranged on a two-layer platform of the tower 30; finally, the wind turbine tower 30, the large submarine cable support 10 and the five small submarine cable supports 20 are grounded in series by a grounding wire 50.
The utility model discloses an arrangement structure of the inside submarine cable support of offshore wind turbine tower section of thick bamboo makes the submarine cable lift from the single pile internal platform, can arrange the in disorder submarine cable of reserving on the single pile internal platform and arrange in order, makes the submarine cable can not pile up in the disorder on the single pile internal platform, has effectively ensured electrified operation safety of submarine cable, and lays beautifully.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.

Claims (3)

1. An arrangement structure of submarine cable supports in a tower cylinder of an offshore wind turbine comprises a large submarine cable support and five small submarine cable supports, wherein the large submarine cable support and the five small submarine cable supports are arranged on a single-pile inner platform; the single-pile inner platform is circular and coaxial with the fan tower cylinder, is fixed on the inner wall of the foundation single pile and is 1.8m away from the bottom surface of a tower bottom flange of the fan tower cylinder; it is characterized in that the preparation method is characterized in that,
the large submarine cable support is door-shaped and comprises a pair of first vertical parts and a transverse steel pipe; each first vertical part comprises two first long channel steels arranged in parallel, an upper short channel steel connected between the upper parts of the two first long channel steels and a lower short channel steel connected between the lower parts of the two first long channel steels; the transverse steel pipe is connected between the middle parts of the upper short channel steel of the pair of large vertical parts;
each small submarine cable support is H-shaped and comprises a pair of second vertical parts and transverse channel steel; each second vertical part comprises two second long channel steels arranged in parallel and a short channel steel connected between the lower parts of the two second long channel steels; two ends of the transverse channel steel are clamped between the inner side surfaces of the upper parts of the two second long channel steels of the pair of second vertical parts in a one-to-one correspondence manner;
the five small submarine cable supports and the large submarine cable support are fixed on the single-pile inner platform in a mode that included angles are 60 degrees; the centers of the five small submarine cable supports are all positioned on a circle concentric with the single-pile inner platform, and the axes of transverse channel steel of the five small submarine cable supports are all positioned on the radial line of the circle; the center of the large submarine cable support is located on the radial line of the circle and the central line of the submarine cable hole of the fan tower cylinder, and the center of the large submarine cable support is located between the circle and the inner wall face of the foundation single pile.
2. The arrangement structure of the submarine cable support inside the offshore wind turbine tower according to claim 1, wherein the height of the first long channel steel of the large submarine cable support is 2000mm; the distance between the two first long channel steel is 100mm; the setting height of the lower short channel steel is 200mm; the length of the transverse steel pipe is 1600mm, and the transverse steel pipe is coated with a rubber pad.
3. The arrangement structure of the submarine cable support inside the offshore wind turbine tower according to claim 1, wherein the second long channel steel of the small submarine cable support has a height of 750mm; the short channel steel is set to be 99mm in height; the length of the transverse channel steel is 750mm, and the transverse channel steel is coated with a rubber pad.
CN202221430921.8U 2022-06-09 2022-06-09 Arrangement structure of submarine cable support inside tower drum of offshore wind turbine Active CN217873132U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221430921.8U CN217873132U (en) 2022-06-09 2022-06-09 Arrangement structure of submarine cable support inside tower drum of offshore wind turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221430921.8U CN217873132U (en) 2022-06-09 2022-06-09 Arrangement structure of submarine cable support inside tower drum of offshore wind turbine

Publications (1)

Publication Number Publication Date
CN217873132U true CN217873132U (en) 2022-11-22

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ID=84093772

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221430921.8U Active CN217873132U (en) 2022-06-09 2022-06-09 Arrangement structure of submarine cable support inside tower drum of offshore wind turbine

Country Status (1)

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CN (1) CN217873132U (en)

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