CN115783179B - Prefabricated modularized foundation platform and assembly method thereof - Google Patents

Prefabricated modularized foundation platform and assembly method thereof Download PDF

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Publication number
CN115783179B
CN115783179B CN202211481773.7A CN202211481773A CN115783179B CN 115783179 B CN115783179 B CN 115783179B CN 202211481773 A CN202211481773 A CN 202211481773A CN 115783179 B CN115783179 B CN 115783179B
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China
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balancing weight
positioning
shaped
prefabricated
water pressing
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CN115783179A (en
Inventor
陈凯欣
徐天殷
麦志辉
马振军
邓达纮
谭孝维
刘炳超
区晓君
刘会涛
赵杨青
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Guangdong Jing Yin Ocean Engineering Co Ltd
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Guangdong Jing Yin Ocean Engineering Co Ltd
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Priority to CN202211481773.7A priority Critical patent/CN115783179B/en
Publication of CN115783179A publication Critical patent/CN115783179A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/727Offshore wind turbines

Abstract

The invention discloses a prefabricated modularized foundation platform and an assembly method thereof, and relates to the field of ocean engineering, wherein the foundation platform comprises a buoyancy tank module, a base module and an aisle module; the base module is formed by splicing a water pressing block and a balancing weight; the balancing weight comprises a T-shaped balancing weight and a center balancing weight; two adjacent water pressing blocks are fixedly connected through a T-shaped balancing weight, and each water pressing block and the T-shaped balancing weight are enclosed to form a regular polygon structure; the aisle module comprises a fan mounting block and an aisle table; the buoyancy tank module comprises a central support column and a buoyancy tank body; the bottom of the central support column is fixed on the central balancing weight, and the top of the central support column is fixed on the fan mounting block; the bottom of the floating box body is fixed on the water pressing block, and the top of the floating box body is fixed at one end of the passageway platform far away from the fan installation block. The foundation platform can realize that the land welding of the foundation platform is converted into offshore assembly, and the installation efficiency is improved.

Description

Prefabricated modularized foundation platform and assembly method thereof
Technical Field
The invention relates to the field of ocean engineering, in particular to a prefabricated modularized foundation platform and an assembly method thereof.
Background
In recent years, wind power development on land and off-shore is gradually saturated, and wind power development in deep and open sea becomes a trend of wind power development in the future. However, as the depth of water increases and near shore resource development tends to saturate, the disadvantages of the fixed fans are apparent, and the floating fans become the best choice.
At present, the domestic offshore floating type wind turbine mainly comprises a floating type basic platform, a wind turbine and a mooring system. The floating foundation platform is formed by welding rigid connecting pieces and floating boxes. The whole foundation platform is huge in structure, needs land shoreside assembly, utilizes floating dock to launch, realizes floating of the foundation platform by controlling buoyancy of the floating tank and ballast water amount, and is transported to a designated position by a barge, so that the problems of high transportation difficulty, high cost, high risk, incapability of offshore installation and the like exist. Therefore, a prefabricated modularized foundation platform is urgently needed, land welding of the foundation platform can be converted into offshore assembly, and installation efficiency is improved.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, one of the objects of the present invention is to provide a prefabricated modular foundation platform. The prefabricated modularized foundation platform can realize that the land welding of the foundation platform is converted into offshore assembly, and improves the installation efficiency.
It is a second object of the present invention to provide a method of assembling a prefabricated modular foundation platform.
One of the purposes of the invention is realized by adopting the following technical scheme: the prefabricated modularized foundation platform comprises a buoyancy tank module, a base module positioned at the bottom of the buoyancy tank module and a passageway module positioned at the top of the buoyancy tank module;
the base module is formed by splicing a water pressing block and a balancing weight; the balancing weight comprises a T-shaped balancing weight and a center balancing weight; two adjacent water pressing blocks are fixedly connected through a T-shaped balancing weight, one end of the T-shaped balancing weight is fixedly connected with one water pressing block in an inserting mode, the other end of the T-shaped balancing weight is fixedly connected with the other water pressing block in an inserting mode, and each water pressing block and the T-shaped balancing weight are enclosed to form a regular polygon structure; the periphery of the central balancing weight is convexly provided with a plurality of first inserting ports which are radially distributed, and the central balancing weight is arranged in the center of the regular polygon structure and is fixedly connected with the remaining end of the T-shaped balancing weight through the first inserting ports;
the aisle module comprises a fan installation block and an aisle table; the periphery of the fan installation block is convexly provided with a plurality of radially distributed second plug interfaces, and one end of the passageway table is fixedly arranged on the second plug interfaces of the fan installation block;
the buoyancy tank module comprises a central support column and a buoyancy tank body; the bottom of the central support column is fixed on the central balancing weight, and the top of the central support column is fixed on the fan mounting block; the bottom of the floating box body is fixed on the water pressing block, and the top of the floating box body is fixed at one end, far away from the fan installation block, of the passageway platform.
Further, a quick-mounting interface is convexly arranged on the periphery of the water pressing block; the periphery of the fast-assembling interface is convexly provided with a plurality of first inserting sheets, each first inserting sheet is distributed with a row of first positioning bolts or first positioning jacks, and the first positioning bolts and the first positioning jacks are distributed at intervals; the periphery of one end, connected with the water pressing block, of the T-shaped balancing weight is convexly provided with a plurality of second inserting sheets, each second inserting sheet is distributed with a row of second positioning bolts or second positioning jacks, and the second positioning bolts and the second positioning jacks are distributed at intervals; the first positioning plug pin on the water pressing block corresponds to the second positioning plug hole on the T-shaped balancing weight and is matched and inserted with the second positioning plug hole on the T-shaped balancing weight.
Further, the position where the water pressing block and the T-shaped balancing weight are mutually inserted and fixed is locked through the fixing ring assembly; the securing ring assembly includes a locking ring; the locking ring is provided with jacks for inserting the first inserting sheet and the second inserting sheet; threaded holes are formed in the periphery of the locking ring, and the threaded holes in the periphery are arranged in a staggered mode.
Further, the fixed ring assembly further comprises a fixed sheet, three threaded holes are formed in the fixed sheet, and each threaded hole is fixedly connected with the water pressing block, the locking ring and the T-shaped balancing weight through fasteners; the surfaces of the water pressing block, the locking ring and the T-shaped balancing weight are respectively provided with a fixing piece mounting groove in a concave manner.
Further, a first prefabricated mounting table for plugging the floating box body is arranged on the upper surface of the water pressing block, and a plurality of first bolts are welded on the first prefabricated mounting table; the bottom of the floating box body is convexly provided with a first positioning plate, the inner side of the first positioning plate is provided with a first positioning groove which is matched with the shape and the size of the first prefabricated mounting table, and the first positioning plate is provided with a first positioning jack which is matched with the aperture of the first bolt;
a plurality of second bolts are welded at the top of the floating box body; the passageway platform is kept away from the bottom of fan mounting hole one end and is equipped with first prefabricated locating frame, first prefabricated locating frame lid is established the top of buoyancy tank body, first prefabricated locating frame inboard be equipped with the second location jack of second bolt cooperation cartridge.
Further, a second prefabricated mounting table for plugging the central support column is arranged on the upper surface of the central balancing weight, and a plurality of third bolts are welded on the second prefabricated mounting table; the bottom of the central support column is convexly provided with a second positioning plate, and a third positioning jack matched with the aperture of the third bolt is formed in the second positioning plate;
a plurality of fourth bolts are welded at the top of the central support column; the bottom of the fan installation block is provided with a second prefabricated positioning frame, the second prefabricated positioning frame cover is arranged at the top of the central supporting column, and a fourth positioning jack matched with the fourth bolt for insertion is formed in the inner side of the second prefabricated positioning frame; the top of fan installation piece is equipped with the third prefabricated mount table that is used for installing the fan main part, and the welding has a plurality of fifth bolts on the prefabricated mount table.
Further, two side edges of a first plug-in port on the center balancing weight are provided with first long-strip-shaped T-shaped sliding grooves, and two side edges of the end part, connected with the center balancing weight, of the T-shaped balancing weight are provided with first T-shaped sliding blocks matched and inserted with the first T-shaped sliding grooves; fastening holes are formed in the first T-shaped sliding groove and the first T-shaped sliding block;
the two side edges of the second plug-in port of the fan installation block are provided with strip-shaped second T-shaped sliding grooves, and the two side edges of the end part of the passageway platform connected with the fan installation block are provided with second T-shaped sliding blocks matched and inserted with the second T-shaped sliding grooves; and fastening holes are formed in the second T-shaped sliding groove and the second T-shaped sliding block.
Further, one end of the T-shaped balancing weight, which is connected with the center balancing weight, is divided into two sections, namely a fixedly connected section and a movable connecting section which are integrally formed with the T-shaped balancing weight; a plurality of third inserting sheets are arranged on the periphery of the fixedly connected section of the T-shaped balancing weight, a row of third positioning bolts or third positioning jacks are distributed on each third inserting sheet, and the third positioning bolts and the third positioning jacks are distributed at intervals; a plurality of fourth inserting sheets are convexly arranged on the periphery of the movable connecting section of the T-shaped balancing weight, a row of fourth positioning bolts or fourth positioning jacks are distributed on each fourth inserting sheet, and the fourth positioning bolts and the fourth positioning jacks are distributed at intervals; the third positioning plug pin on the fixed connection section of the T-shaped balancing weight corresponds to the fourth positioning plug hole on the movable connection section of the T-shaped balancing weight and is mutually matched and inserted, and the third positioning plug pin on the fixed connection section of the T-shaped balancing weight corresponds to the fourth positioning plug pin on the movable connection section of the T-shaped balancing weight and is mutually matched and inserted.
Further, the aisle module further comprises a mounting table fixedly mounted at one end of the aisle table; a plurality of fifth inserting sheets are convexly arranged on the periphery of the mounting table, a row of fifth positioning bolts or fifth positioning jacks are distributed on each fifth inserting sheet, and the fifth positioning bolts and the fifth positioning jacks are distributed at intervals; a plurality of sixth inserting sheets are convexly arranged on the periphery of one end, far away from the fan installation block, of the passageway table, a row of sixth positioning bolts or sixth positioning jacks are distributed on each sixth inserting sheet, and the sixth positioning bolts and the sixth positioning jacks are distributed at intervals; the fifth positioning plug pin on the mounting table is correspondingly matched with the sixth positioning plug hole on the corridor table for insertion, and the fifth positioning plug hole on the mounting table is correspondingly matched with the sixth positioning plug pin on the corridor table for insertion.
The second purpose of the invention is realized by adopting the following technical scheme: a method of assembling a prefabricated modular foundation platform as described above, comprising the steps of:
(1) Transporting the base module, the buoyancy tank module and the aisle module to a designated sea area by using an installation platform;
(2) Firstly, correspondingly inserting two ends of a T-shaped balancing weight on the water pressing blocks so that each water pressing block and the T-shaped balancing weight form a regular polygon structure, and the remaining unconnected ends of each T-shaped balancing weight point to the central position of the regular polygon structure; at the moment, the central balancing weights are inserted in the central positions of the regular polygon structures in the vertical direction, and the first inserting ports of the central balancing weights are correspondingly inserted at the remaining unconnected ends of the T-shaped balancing weights to form sheet-shaped base modules;
(3) Lifting the central support column by using a crane, inserting the bottom on the central support column on the upper surface of the central balancing weight, and locking the central support column and the central balancing weight by using a fastener manually;
(4) Lifting the floating box bodies one by using a crane, correspondingly splicing each floating box body on each water pressing block by controlling the crane, and locking each floating box body and each water pressing block by using a fastener manually;
(5) Lifting the fan installation blocks by using a crane, plugging the fan installation blocks on the upper surfaces of the central support columns by controlling the crane, and locking the fan installation blocks with each central support column by using a fastener manually;
(6) Lifting the aisle modules one by using a crane, correspondingly inserting each aisle module on each second inserting port of the fan installation block by controlling the crane, and locking each aisle module with each second inserting port by using a fastener manually.
Compared with the prior art, the invention has the beneficial effects that:
the prefabricated modularized foundation platform can realize that the land welding of the foundation platform is converted into offshore assembly, and improves the installation efficiency.
(1) According to the method, the offshore floating type fan foundation is split into the three modules of the aisle module, the buoyancy tank module and the base module according to the upper, middle and lower positions, and then the modules are symmetrically split into prefabricated modularized mounting pieces, so that the fan foundation can be welded and converted into offshore assembly from land, the size is small, transportation is convenient, and towing transportation cost is reduced; in addition, the mounting piece is high in modularization degree and strong in universality, a plurality of fan foundations can be mounted at one time, and the assembly efficiency is high.
(2) In order to further improve the connection firmness between the water pressing block and the T-shaped balancing weight and the connection firmness between the passageway platform and the mounting platform, the scheme is further locked by arranging the fixing ring assembly. Specifically insert the jack of locking ring with the inserted sheet on the locking ring in, at this moment, the locating pin and the locating jack on the locking ring, the locating jack and the locating pin on the platform correspond with T type balancing weight, passageway bench are mutually supported the cartridge in order to realize fixed assembly, finally because locking ring screw hole dislocation set all around, pass locking ring screw hole that sets up all around through the fastener with the locking ring, T type balancing weight, solid fixed ring subassembly three to and passageway bench, mount table, solid fixed ring subassembly three further lock jointly, the fastness is high.
(3) The sliding block and sliding groove assembly structure is arranged at the central position of the fan foundation, so that the assembly process is more convenient and efficient. The sliding block and sliding groove assembly structure specifically comprises an assembly between a central balancing weight and a T-shaped balancing weight and an assembly between a fan installation block and a passage platform, and is vertically inserted into the T-shaped sliding groove through the T-shaped sliding block, and quick installation and locking are realized by means of shape phase adaptation.
Drawings
FIG. 1 is a schematic view of a prefabricated modular foundation platform according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a base module according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a aisle module according to a preferred embodiment of the present invention;
FIG. 4 is a schematic view of a water pressing block according to a preferred embodiment of the present invention;
FIG. 5 is an enlarged schematic view of FIG. 4 at A;
FIG. 6 is a schematic diagram of the structure of the water pressing block and the T-shaped balancing weight according to the preferred embodiment of the present invention;
FIG. 7 is an enlarged schematic view at B in FIG. 6;
FIG. 8 is an enlarged schematic view of FIG. 6 at C;
FIG. 9 is a schematic diagram illustrating the assembly of a water pressing block and a T-shaped balancing weight according to a preferred embodiment of the present invention;
FIG. 10 is a schematic diagram illustrating the assembly of a water block and a buoyancy tank according to a preferred embodiment of the present invention;
FIG. 11 is a schematic view of a T-shaped counterweight according to a preferred embodiment of the invention;
FIG. 12 is a schematic view of a center weight according to a preferred embodiment of the present invention;
FIG. 13 is a schematic view of a center support column according to a preferred embodiment of the present invention;
FIG. 14 is a schematic view of a buoyancy tank according to a preferred embodiment of the present invention;
FIG. 15 is a schematic view illustrating the assembly of the floating box and the aisle module according to the preferred embodiment of the present invention;
FIG. 16 is a schematic view of a fan mounting block according to a preferred embodiment of the present invention;
FIG. 17 is a schematic view of a fan mounting block at another angle in accordance with the preferred embodiment of the present invention;
FIG. 18 is a schematic view of a fan mounting block and aisle table according to a preferred embodiment of the present invention;
FIG. 19 is a schematic view showing the assembly of the aisle table and the mounting table according to the preferred embodiment of the present invention;
FIG. 20 is a schematic view showing the fixing ring assembly of the preferred embodiment of the present invention;
in the figure: 1. a base module; 11. a water pressing block; 111. a fast-assembling interface; 112. a first insert sheet; 113. a first positioning bolt; 114. a first positioning jack; 115. a stator mounting groove; 116. a first prefabricated mounting station; 117. a first bolt; 12. balancing weight; 121. t-shaped balancing weight; 121a, a fixedly connected section; 121a1, a third insert sheet; 121a2, a third positioning pin; 121a3, a third positioning jack; 121b, an active connecting section; 121b1, fourth insert sheet; 121b2, fourth positioning pins; 1211. a second insert sheet; 1212. a second positioning bolt; 1213. a second positioning jack; 1214. a stator mounting groove; 1215. a first T-shaped slider; 122. a center balancing weight; 1221. a first interface; 1222. a first T-shaped chute; 1223. a second prefabricated mounting station; 1224. a third bolt;
2. a buoyancy tank module; 21. a central support column; 211. a second positioning plate; 212. a third positioning perforation; 213. a fourth bolt; 22. a buoyancy tank; 221. a first positioning plate; 222. a first positioning groove; 223. a first positioning perforation; 224. a second bolt;
3. an aisle module; 31. a fan mounting block; 311. a second interface; 312. a second prefabricated positioning frame; 313. fourth positioning perforation; 314. a third prefabricated mounting station; 315. a fifth bolt; 316. the second T-shaped chute; 32. a aisle platform; 321. a first prefabricated positioning frame; 322. a second positioning perforation; 323. a sixth insert sheet; 324. a sixth locating pin; 325. a second T-shaped slider; 33. a mounting table; 331. a fifth insert sheet; 332. a fifth positioning bolt; 333. fifth positioning jack; 334. an access opening;
4. a retaining ring assembly; 41. a locking ring; 411. a jack; 412. a first threaded hole; 413. a stator mounting groove; 42. a fixing piece; 421. and a second threaded hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-20, a prefabricated modularized foundation platform comprises a buoyancy tank module 2, a base module 1 positioned at the bottom of the buoyancy tank module 2, and a passageway module 3 positioned at the top of the buoyancy tank module 2;
the base module 1 is formed by splicing a water pressing block 11 and a balancing weight 12; the balancing weight 12 comprises a T-shaped balancing weight 121 and a center balancing weight 122; two adjacent water pressing blocks 11 are fixedly connected through a T-shaped balancing weight 121, one end of the T-shaped balancing weight 121 is fixedly connected with one water pressing block 11 in an inserting mode, the other end of the T-shaped balancing weight 121 is fixedly connected with the other water pressing block 11 in an inserting mode, and each water pressing block 11 and the T-shaped balancing weight 121 are enclosed to form a regular polygon structure; preferably, the regular polygon structure includes, but is not limited to, a regular triangle structure or a square structure, and the base module 1 of the preferred embodiment has a regular triangle structure. The periphery of the central balancing weight 122 is convexly provided with a plurality of first inserting ports 1221 which are radially distributed, and the central balancing weight is arranged at the center of the regular polygon structure and is fixedly connected with the remaining end of the T-shaped balancing weight 121 through the first inserting ports;
the aisle module 3 comprises a fan mounting block 31 and an aisle table 32; the periphery of the fan installation block is convexly provided with a plurality of radially distributed second inserting ports 311, and one end of the passageway table 32 is fixedly arranged on the second inserting ports 311 of the fan installation block;
as shown in fig. 1,6 and 12, the buoyancy tank module 2 comprises a central support column 21 and a buoyancy tank 22; the bottom of the central supporting column 21 is fixed on the central balancing weight 122, and the top of the central supporting column 21 is fixed on the fan mounting block 31; the bottom of the floating box 22 is fixed on the water pressing block 11, and the top of the floating box 22 is fixed at one end of the passageway table 32 far away from the fan installation block.
According to the method, the offshore floating type fan foundation is split into the three modules of the aisle module 3, the buoyancy tank module 2 and the base module 1 according to the upper, middle and lower positions, and then the offshore floating type fan foundation is symmetrically split into prefabricated modularized mounting pieces, so that the fan foundation can be welded and converted into offshore assembly from land, the size is small, transportation is convenient, and towing transportation cost is reduced; in addition, the mounting piece is high in modularization degree and strong in universality, a plurality of fan foundations can be mounted at one time, and the assembly efficiency is high.
As a further preferred solution, the base module 1, the buoyancy tank module 2 and the aisle module 3 are preferably block-shaped, strip-shaped, cake-shaped, sheet-shaped and the like, and the non-circular design is more beneficial to marine transportation and avoids the rolling of the assembly parts during the transportation.
In the preferred embodiment, the assembly structure of the water pressing block 11 and the T-shaped balancing weight 121 is as follows: the periphery of the water pressing block 11 is convexly provided with a quick-mounting interface 111; as shown in fig. 4-5, the periphery of the quick assembly interface 111 is convexly provided with a plurality of first inserting sheets 112, each first inserting sheet 112 is distributed with a row of first positioning pins 113 or first positioning jacks 114, and the first positioning pins 113 and the first positioning jacks 114 are distributed at intervals; as shown in fig. 6, a plurality of second inserting pieces 1211 are convexly arranged at the periphery of one end of the T-shaped balancing weight 121 connected with the water pressing block 11, a row of second positioning pins 1212 or second positioning jacks 1213 are distributed on each second inserting piece 1211, and the second positioning pins 1212 and the second positioning jacks 1213 are distributed at intervals; the first positioning pins 113 on the water pressing block 11 are correspondingly matched with the second positioning insertion holes 1213 on the T-shaped balancing weight 121 for insertion, and the first positioning insertion holes 114 on the water pressing block 11 are correspondingly matched with the second positioning pins 1212 on the T-shaped balancing weight 121 for insertion.
The positioning connection between the water pressing block 11 and the T-shaped balancing weight 121 mainly realizes quick positioning through the mutual matching of the plug pin and the jack. In addition, in order to further improve the connection firmness between the water pressing block 11 and the T-shaped balancing weight 121, the fixing ring assembly 4 is additionally arranged for locking. As shown in fig. 6, the fixing ring assembly 4 includes a locking ring 41 and a fixing piece 42; the locking ring 41 is provided with a jack 411 for inserting the first inserting piece 112 and the second inserting piece 1211; the periphery of the locking ring 41 is provided with first threaded holes 412, and the first threaded holes 412 on the periphery are arranged in a staggered manner; the fixing piece 42 is provided with three second threaded holes 421, and each second threaded hole 421 is fixedly connected with the water pressing block 11, the locking ring 41 and the T-shaped balancing weight 121 through fasteners (not shown in the figure); the surfaces of the water pressing block 11, the locking ring 41 and the T-shaped balancing weight 121 are respectively provided with a fixing piece mounting groove 115, 413 and 1214 correspondingly in a concave mode.
During installation, the locking ring 41 is inserted into two ends of the T-shaped balancing weight 121, then the first inserting piece 112 on the water pressing block 11 is inserted into the inserting hole 411 of the locking ring 41, at this time, the first positioning inserting pin 113 on the water pressing block 11 is correspondingly matched and inserted with the second positioning inserting hole 1213 on the T-shaped balancing weight 121, and the first positioning inserting hole 114 on the water pressing block 11 is correspondingly matched and inserted with the second positioning inserting pin 1212 on the T-shaped balancing weight 121. Finally, as the threaded holes on the periphery of the locking ring 41 are arranged in a staggered manner, the water pressing block 11, the T-shaped balancing weight 121 and the fixed ring assembly 4 are jointly locked together through the threaded holes on the periphery of the locking ring 41 by the fastener, so that the firmness is high.
In the present preferred embodiment, as shown in fig. 7, the assembly structure of the water pressurizing block 11 and the buoyancy tank 22 is as follows: the upper surface of the water pressing block 11 is provided with a first prefabricated mounting table 116 for plugging the floating box body 22, and a plurality of first bolts 117 are welded on the first prefabricated mounting table 116; the bottom of the floating box 22 is convexly provided with a first positioning plate 221, the inner side of the first positioning plate 221 is provided with a first positioning groove 222 which is matched with the shape and the size of the first prefabricated mounting table 116, and the first positioning plate 221 is provided with a first positioning perforation 223 which is matched with the aperture of the first bolt 117; when the floating box body 22 is installed, the first positioning plate 221 of the floating box body 22 is buckled and pressed on the first prefabricated installation platform 116 of the water pressing block 11, the first positioning plate 221 is just limited in the first positioning groove 222, at this time, the first bolt 117 on the water pressing block 11 extends out of the first positioning perforation 223 of the floating box body 22, and the floating box body 22 is locked on the water pressing block 11 by using a fastener manually.
In the present preferred embodiment, as shown in fig. 15, the assembly structure of the floating box 22 and the aisle table 32 is as follows: a plurality of second bolts 224 are welded on the top of the buoyancy tank body 22; the passageway bench 32 is equipped with first prefabricated locating frame 321 far away from the bottom of fan mounting hole one end, first prefabricated locating frame 321 lid is established the top of buoyancy tank 22, first prefabricated locating frame 321 inboard be equipped with second bolt 224 cooperation cartridge's second location perforation 322. During installation, the first prefabricated positioning frame 321 of the passageway platform 32 is buckled and pressed on the top of the floating box body 22, the periphery of the top of the floating box body 22 is well limited in the first prefabricated positioning frame 321, at the moment, the second bolts 224 on the top of the floating box body 22 extend out of the second positioning holes 322, and the passageway platform 32 is locked on the floating box body 22 by using fasteners through manually entering the passageway platform 32.
In the present preferred embodiment, as shown in fig. 12 to 13, the assembly structure of the center weight 122 and the center support column 21 is as follows: the upper surface of the center balancing weight 122 is provided with a second prefabricated mounting table 1223 for plugging the center supporting column 21, and a plurality of third bolts 1224 are welded on the second prefabricated mounting table 1223; the bottom of the central supporting column 21 is convexly provided with a second positioning plate 211, and a third positioning perforation 212 which is matched with the aperture of the third bolt 1224 is formed on the second positioning plate 211; when the center support column 21 is mounted, the second positioning plate 211 of the center support column 21 is buckled on the second prefabricated mounting platform 1223 of the center counter weight 122, at this time, the third bolt 1224 on the center counter weight 122 extends out of the third positioning hole 212, and the center support column 21 is locked on the center counter weight 122 by using a fastener manually.
In the present preferred embodiment, as shown in fig. 13, 16 to 17, the assembly structure of the center support column 21 and the fan mounting block 31 is as follows: a plurality of fourth bolts 213 are welded on the top of the central supporting column 21; the bottom of the fan mounting block 31 is provided with a second prefabricated positioning frame 312, the second prefabricated positioning frame 312 is covered on the top of the central supporting column 21, and a fourth positioning perforation 313 which is matched and inserted with the fourth bolt 213 is arranged on the inner side of the second prefabricated positioning frame 312; the top of the fan installation block 31 is provided with a third prefabricated installation platform 314 for installing the fan main body, and a plurality of fifth bolts 315 are welded on the third prefabricated installation platform. During installation, the third prefabricated mounting platform 314 of the fan mounting block 31 is buckled and pressed on the top of the central support column 21, at this time, the fourth bolt 213 on the top of the central support column 21 penetrates into the fourth positioning perforation 313, and the fan mounting block 31 is locked on the central support column 21 by manually entering the fan mounting block 31 and using a fastener.
In the present preferred embodiment, as shown in fig. 13, 16-17, the assembly structure of the center weight 122 and the T-shaped weight 121 is as follows: the two sides of the first plug-in port 1221 on the central balancing weight 122 are provided with first T-shaped sliding grooves 1222 in a long strip shape, and the two sides of the end part of the T-shaped balancing weight 121 connected with the central balancing weight 122 are provided with first T-shaped sliding blocks 1215 which are matched and inserted with the first T-shaped sliding grooves 1222; the first T-shaped sliding groove 1222 and the first T-shaped sliding block 1215 are provided with fastening holes; during installation, the first T-shaped sliding groove 1222 on the center balancing weight 122 is vertically inserted into the first T-shaped sliding block 1215 of the T-shaped balancing weight 121, quick installation is achieved through matching of the sliding grooves with the sliding blocks, and then the center balancing weight 122 and the T-shaped balancing weight 121 are locked through manually using fasteners to penetrate through fastening holes in the first T-shaped sliding groove 1222 and the first T-shaped sliding block 1215.
The same assembly structure as the center weight 122 and the T-shaped weight 121, the fan mounting block 31 and the aisle table 32 are assembled as follows: the two sides of the second inserting port 311 of the fan mounting block 31 are respectively provided with a strip-shaped second T-shaped sliding slot 316, and the two sides of the end part of the passageway platform 32 connected with the fan mounting block 31 are respectively provided with a second T-shaped sliding block 325 matched with the second T-shaped sliding slot 316; the second T-shaped sliding groove 316 and the second T-shaped sliding block 325 are provided with fastening holes. During installation, the second T-shaped sliding groove 316 on the fan installation block 31 is vertically inserted into the second T-shaped sliding block 325 of the passageway platform 32, quick installation is realized through matching of the sliding grooves with the sliding blocks, and then the fan installation block 31 and the passageway platform 32 are locked through manually using fasteners to penetrate through fastening holes in the second T-shaped sliding groove 316 and the second T-shaped sliding block 325.
As a further preferable scheme, the T-shaped balancing weight is relatively easy to collide in the transportation process, and the quality problem of the assembly is caused, so that the T-shaped balancing weight 121 is further split, and the assembly structure of the T-shaped balancing weight 121 is as follows: one end of the T-shaped balancing weight 121, which is connected with the center balancing weight 122, is divided into two sections, namely a fixed connection section 121a and a movable connection section 121b which are integrally formed with the T-shaped balancing weight 121; a plurality of third inserting pieces 121a1 are arranged at the periphery of the fixed connection section 121a of the T-shaped balancing weight 121, a row of third positioning bolts 121a2 or third positioning jacks 121a3 are distributed on each third inserting piece 121a1, and the third positioning bolts 121a1 and the third positioning jacks 121a3 are distributed at intervals; a plurality of fourth inserting pieces 121b1 are convexly arranged at the periphery of the movable connecting section 121b of the T-shaped balancing weight 121, a row of fourth positioning pins 121b2 or fourth positioning jacks (not shown) are distributed on each fourth inserting piece 121b1, and the fourth positioning pins 121b2 and the fourth positioning jacks are distributed at intervals; the third positioning plug pin 121a1 on the fixed connection section 121a of the T-shaped balancing weight 121 is correspondingly matched and inserted with the fourth positioning plug hole on the movable connection section 121b of the T-shaped balancing weight 121, and the third positioning plug hole 121a3 on the fixed connection section 121a of the T-shaped balancing weight 121 is correspondingly matched and inserted with the fourth positioning plug pin 121b2 on the movable connection section 121b of the T-shaped balancing weight 121.
As a further preferable scheme, part of bolts in the upper aisle module 3 extend into the aisle module 3, and in order to realize a manual fastening procedure, the aisle module 3 is hollow assembly parts, and an overhaul port 334 is formed in one assembly part, in this case, the aisle module 3 further comprises a mounting table 33 fixedly mounted at one end of the aisle table 32, and the mounting table 33 is used for mounting a mooring system; an access opening 334 is added to the mounting table 33 and enters the aisle module 3 through a built-in stair.
In the present preferred embodiment, as shown in fig. 19, the mounting structure of the mounting table 33 and the aisle table 32 is as follows: a plurality of fifth inserting pieces 331 are convexly arranged on the periphery of the mounting table 33, a row of fifth positioning pins 332 or fifth positioning jacks 333 are distributed on each fifth inserting piece 331, and the fifth positioning pins 332 and the fifth positioning jacks 333 are distributed at intervals; a plurality of sixth inserting pieces 323 are convexly arranged on the periphery of one end, far away from the fan installation block 31, of the passageway table 32, a row of sixth positioning bolts 324 or sixth positioning jacks (not shown) are distributed on each sixth inserting piece, and the sixth positioning bolts and the sixth positioning jacks are distributed at intervals; the fifth positioning pins 332 on the mounting table 33 are correspondingly matched with the sixth positioning pins on the aisle table 32 for insertion, and the fifth positioning pins 333 on the mounting table 33 are correspondingly matched with the sixth positioning pins on the aisle table 32 for insertion. When the locking ring 41 is installed, the locking ring 41 is inserted into the passageway platform 32, and then the fifth inserting piece 331 on the installation platform 33 is inserted into the inserting hole 411 of the locking ring 41, at this time, the fifth positioning inserting pin 332 on the installation platform 33 is correspondingly matched and inserted with the sixth positioning inserting hole on the passageway platform 32, and the fifth positioning inserting hole 333 on the installation platform 33 is correspondingly matched and inserted with the sixth positioning inserting pin on the passageway platform 32. Finally, as the threaded holes on the periphery of the locking ring 41 are arranged in a staggered manner, the mounting table 33, the passageway table 32 and the fixed ring assembly 4 are jointly locked together through the threaded holes on the periphery of the locking ring 41 by the aid of the fasteners, and the firmness is high.
The second purpose of the invention is realized by adopting the following technical scheme: a method of assembling a prefabricated modular foundation platform as described above, comprising the steps of:
(1) Transporting the base module 1, the buoyancy tank module 2, the aisle module 3 and the fixed ring assembly 4 to a designated sea area by using an installation platform; the base module 1 is formed by splicing a water pressing block 11 and a balancing weight 12; the weight 12 includes a T-shaped weight 121 and a center weight 122. The buoyancy module 2 comprises a central support column 21 and a buoyancy body 22. The aisle module 3 includes a fan mounting block 31 and an aisle table 32. The securing ring assembly 4 includes a locking ring 41 and a securing tab 42.
(2) Firstly, installing a base module 1: firstly, two ends of a T-shaped balancing weight 121 are correspondingly inserted and mounted on a water pressing block 11, so that each water pressing block 11 and the T-shaped balancing weight 121 are enclosed to form a regular polygon structure, and the remaining unconnected ends of each T-shaped balancing weight 121 point to the central position of the regular polygon structure; at this time, the central balancing weight 122 is inserted in the central position of the regular polygon structure in the vertical direction, and the first insertion port 1221 of the central balancing weight 122 is correspondingly inserted at the remaining unconnected end of each T-shaped balancing weight 121, so as to form a sheet-shaped base module 1;
the assembly process of the water pressing block 11 and the T-shaped balancing weight 121, and the assembly of the center balancing weight 122 and the T-shaped balancing weight 121 are as follows:
assembling the water pressing block 11 and the T-shaped balancing weight 121: the locking ring 41 is inserted at two ends of the T-shaped balancing weight 121, then the first inserting piece 112 on the water pressing block 11 is inserted into the inserting hole 411 of the locking ring 41, at this time, the first positioning inserting pin 113 on the water pressing block 11 is correspondingly matched and inserted with the second positioning inserting hole 1213 on the T-shaped balancing weight 121, and the first positioning inserting hole on the water pressing block 11 is correspondingly matched and inserted with the second positioning inserting pin 1212 on the T-shaped balancing weight 121. Finally, as the threaded holes on the periphery of the locking ring 41 are arranged in a staggered manner, the water pressing block 11, the T-shaped balancing weight 121 and the fixed ring assembly 4 are locked together by the fastener penetrating through the threaded holes on the periphery of the locking ring 41.
Assembly of center weight 122 and T-shaped weight 121: the first T-shaped sliding groove 1222 on the center balancing weight 122 is vertically inserted into the first T-shaped sliding block 1215 of the T-shaped balancing weight 121, the sliding groove and the sliding block are matched through the sliding groove with complementary shapes, quick installation is achieved, and then the center balancing weight 122 and the T-shaped balancing weight 121 are locked through manually using a fastener to penetrate through the first T-shaped sliding groove 1222 and the fastening hole on the first T-shaped sliding block 1215.
And (3) to (4) respectively installing the buoyancy tank modules 2 at the middle part of the basic platform on the base.
(3) Lifting the central support column 21 by using a crane, inserting the bottom of the central support column 21 on the upper surface of the central balancing weight 122, and locking the central support column 21 and the central balancing weight 122 by using a fastener manually;
the specific assembly process of the center support column 21 and the center balancing weight 122 is as follows: the second positioning plate 211 of the center support column 21 is fastened to the second prefabricated mounting stand 1223 of the center counter weight 122, and at this time, the third bolt 1224 on the center counter weight 122 protrudes from the third positioning hole 212, and the center support column 21 is fastened to the center counter weight 122 by manually using a fastener.
(4) Lifting the floating box bodies 22 one by using a crane, correspondingly splicing each floating box body 22 on each water pressing block 11 by controlling the crane, and locking each floating box body 22 and each water pressing block 11 by using a fastener manually;
the specific assembly process of the buoyancy tank 22 and the water pressing block 11 is as follows: the first positioning plate 221 of the floating box body 22 is buckled and pressed on the first prefabricated mounting table 116 of the water pressing block 11, the first positioning plate 221 is just limited in the first positioning groove 222, at this time, the first bolt 117 on the water pressing block 11 extends out of the first positioning perforation 223 of the floating box body 22, and the floating box body 22 is locked on the water pressing block 11 by using a fastener manually.
Steps (5) - (6) mount aisle modules 3 of the upper layer part of the foundation platform on the pontoon modules 2, respectively.
(5) Lifting the fan installation blocks 31 by using a crane, plugging the fan installation blocks 31 on the upper surfaces of the center support columns 21 by controlling the crane, and locking the fan installation blocks 31 with each center support column 21 by using a fastener manually;
the specific assembly process of the fan mounting block 31 and the center support column 21 is as follows: the third prefabricated mounting stand 314 of the fan mounting block 31 is buckled and pressed on the top of the central support column 21, at this time, the fourth bolt 213 on the top of the central support column 21 penetrates into the fourth positioning perforation 313, and the fan mounting block 31 is locked on the central support column 21 by manually entering into the fan mounting block 31 and using a fastener.
(6) The aisle modules 3 are lifted one by using the crane, the aisle modules 3 are correspondingly inserted on the second insertion interfaces 311 of the fan installation blocks 31 by controlling the crane, and the aisle modules 3 are locked with the second insertion interfaces 311 by using the fasteners manually.
The assembly process of the aisle module 3 and the fan installation block 31, and the assembly of the installation table 33 and the aisle table 32 are as follows:
the specific assembly process of the aisle module 3 and the fan installation block 31 is as follows: the second T-shaped sliding groove 316 on the fan installation block 31 is vertically inserted into the second T-shaped sliding block 325 of the passageway platform 32, the fan installation block 31 is quickly installed through matching of the sliding grooves with the sliding blocks, and then the fan installation block 31 and the passageway platform 32 are locked through manually using fastening pieces to penetrate through fastening holes in the second T-shaped sliding groove 316 and the second T-shaped sliding block 325.
The specific assembly process of the mounting table 33 and the aisle table 32 is as follows: the locking ring 41 is inserted on the passageway table 32, and then the fifth inserting piece 331 on the mounting table 33 is inserted into the inserting hole 411 of the locking ring 41, at this time, the fifth positioning inserting pin 332 on the mounting table 33 is correspondingly matched and inserted with the sixth positioning inserting hole on the passageway table 32, and the fifth positioning inserting hole 333 on the mounting table 33 is correspondingly matched and inserted with the sixth positioning inserting pin on the passageway table 32. Finally, as the threaded holes on the periphery of the locking ring 41 are arranged in a staggered manner, the mounting table 33, the passageway table 32 and the fixed ring assembly 4 are jointly locked together by the fasteners penetrating through the threaded holes on the periphery of the locking ring 41.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.

Claims (10)

1. The prefabricated modularized foundation platform is characterized by comprising a buoyancy tank module, a base module positioned at the bottom of the buoyancy tank module and a passageway module positioned at the top of the buoyancy tank module;
the base module is formed by splicing a water pressing block and a balancing weight; the balancing weight comprises a T-shaped balancing weight and a center balancing weight; two adjacent water pressing blocks are fixedly connected through a T-shaped balancing weight, one end of the T-shaped balancing weight is fixedly connected with one water pressing block in an inserting mode, the other end of the T-shaped balancing weight is fixedly connected with the other water pressing block in an inserting mode, and each water pressing block and the T-shaped balancing weight are enclosed to form a regular polygon structure; the periphery of the central balancing weight is convexly provided with a plurality of first inserting ports which are radially distributed, and the central balancing weight is arranged in the center of the regular polygon structure and is fixedly connected with the remaining end of the T-shaped balancing weight through the first inserting ports;
the aisle module comprises a fan installation block and an aisle table; the periphery of the fan installation block is convexly provided with a plurality of radially distributed second plug interfaces, and one end of the passageway table is fixedly arranged on the second plug interfaces of the fan installation block;
the buoyancy tank module comprises a central support column and a buoyancy tank body; the bottom of the central support column is fixed on the central balancing weight, and the top of the central support column is fixed on the fan mounting block; the bottom of the floating box body is fixed on the water pressing block, and the top of the floating box body is fixed at one end, far away from the fan installation block, of the passageway platform.
2. The prefabricated modular foundation platform of claim 1, wherein the periphery of the water block is provided with a quick-fit interface in a protruding manner; the periphery of the fast-assembling interface is convexly provided with a plurality of first inserting sheets, each first inserting sheet is distributed with a row of first positioning bolts or first positioning jacks, and the first positioning bolts and the first positioning jacks are distributed at intervals; the periphery of one end, connected with the water pressing block, of the T-shaped balancing weight is convexly provided with a plurality of second inserting sheets, each second inserting sheet is distributed with a row of second positioning bolts or second positioning jacks, and the second positioning bolts and the second positioning jacks are distributed at intervals; the first positioning plug pin on the water pressing block corresponds to the second positioning plug hole on the T-shaped balancing weight and is matched and inserted with the second positioning plug hole on the T-shaped balancing weight.
3. The prefabricated modular foundation platform of claim 2, wherein the fixed position of the water pressing block and the T-shaped balancing weight in mutual insertion connection is locked by a fixing ring assembly; the securing ring assembly includes a locking ring; the locking ring is provided with jacks for inserting the first inserting sheet and the second inserting sheet; threaded holes are formed in the periphery of the locking ring, and the threaded holes in the periphery are arranged in a staggered mode.
4. The prefabricated modular foundation platform of claim 3, wherein the fixed ring assembly further comprises a fixing piece, wherein the fixing piece is provided with three threaded holes, and each threaded hole is fixedly connected with the water pressing block, the locking ring and the T-shaped balancing weight through fasteners; the surfaces of the water pressing block, the locking ring and the T-shaped balancing weight are respectively provided with a fixing piece mounting groove in a concave manner.
5. The prefabricated modularized foundation platform according to claim 1, wherein a first prefabricated mounting table for plugging the floating box body is arranged on the upper surface of the water pressing block, and a plurality of first bolts are welded on the first prefabricated mounting table; the bottom of the floating box body is convexly provided with a first positioning plate, the inner side of the first positioning plate is provided with a first positioning groove which is matched with the shape and the size of the first prefabricated mounting table, and the first positioning plate is provided with a first positioning jack which is matched with the aperture of the first bolt;
a plurality of second bolts are welded at the top of the floating box body; the passageway platform is kept away from the bottom of fan mounting hole one end and is equipped with first prefabricated locating frame, first prefabricated locating frame lid is established the top of buoyancy tank body, first prefabricated locating frame inboard be equipped with the second location jack of second bolt cooperation cartridge.
6. The prefabricated modular foundation platform of claim 1, wherein the upper surface of the central balancing weight is provided with a second prefabricated mounting table for plugging a central supporting column, and a plurality of third bolts are welded on the second prefabricated mounting table; the bottom of the central support column is convexly provided with a second positioning plate, and a third positioning jack matched with the aperture of the third bolt is formed in the second positioning plate;
a plurality of fourth bolts are welded at the top of the central support column; the bottom of the fan installation block is provided with a second prefabricated positioning frame, the second prefabricated positioning frame cover is arranged at the top of the central supporting column, and a fourth positioning jack matched with the fourth bolt for insertion is formed in the inner side of the second prefabricated positioning frame; the top of fan installation piece is equipped with the prefabricated mount table of third that is used for installing the fan main part, the welding has a plurality of fifth bolts on the prefabricated mount table of third.
7. The prefabricated modularized foundation platform according to claim 1, wherein two side edges of a first plug-in port on the center balancing weight are provided with first T-shaped sliding grooves in a long shape, and two side edges of the end part, connected with the center balancing weight, of the T-shaped balancing weight are provided with first T-shaped sliding blocks matched with the first T-shaped sliding grooves in a plug-in manner; fastening holes are formed in the first T-shaped sliding groove and the first T-shaped sliding block;
the two side edges of the second plug-in port of the fan installation block are provided with strip-shaped second T-shaped sliding grooves, and the two side edges of the end part of the passageway platform connected with the fan installation block are provided with second T-shaped sliding blocks matched and inserted with the second T-shaped sliding grooves; and fastening holes are formed in the second T-shaped sliding groove and the second T-shaped sliding block.
8. The prefabricated modularized foundation platform according to claim 1, wherein one end of the T-shaped balancing weight connected with the center balancing weight is divided into two sections, namely a fixed connection section and a movable connection section which are integrally formed with the T-shaped balancing weight; a plurality of third inserting sheets are arranged on the periphery of the fixedly connected section of the T-shaped balancing weight, a row of third positioning bolts or third positioning jacks are distributed on each third inserting sheet, and the third positioning bolts and the third positioning jacks are distributed at intervals; a plurality of fourth inserting sheets are convexly arranged on the periphery of the movable connecting section of the T-shaped balancing weight, a row of fourth positioning bolts or fourth positioning jacks are distributed on each fourth inserting sheet, and the fourth positioning bolts and the fourth positioning jacks are distributed at intervals; the third positioning plug pin on the fixed connection section of the T-shaped balancing weight corresponds to the fourth positioning plug hole on the movable connection section of the T-shaped balancing weight and is mutually matched and inserted, and the third positioning plug pin on the fixed connection section of the T-shaped balancing weight corresponds to the fourth positioning plug pin on the movable connection section of the T-shaped balancing weight and is mutually matched and inserted.
9. The prefabricated modular foundation platform of claim 1, wherein the aisle module further comprises a mounting station fixedly mounted at one end of the aisle station; a plurality of fifth inserting sheets are convexly arranged on the periphery of the mounting table, a row of fifth positioning bolts or fifth positioning jacks are distributed on each fifth inserting sheet, and the fifth positioning bolts and the fifth positioning jacks are distributed at intervals; a plurality of sixth inserting sheets are convexly arranged on the periphery of one end, far away from the fan installation block, of the passageway table, a row of sixth positioning bolts or sixth positioning jacks are distributed on each sixth inserting sheet, and the sixth positioning bolts and the sixth positioning jacks are distributed at intervals; the fifth positioning plug pin on the mounting table is correspondingly matched with the sixth positioning plug hole on the corridor table for insertion, and the fifth positioning plug hole on the mounting table is correspondingly matched with the sixth positioning plug pin on the corridor table for insertion.
10. A method of assembling a prefabricated modular foundation platform according to any one of claims 1 to 9, comprising the steps of:
(1) Transporting the base module, the buoyancy tank module and the aisle module to a designated sea area by using an installation platform;
(2) Firstly, correspondingly inserting two ends of a T-shaped balancing weight on the water pressing blocks so that each water pressing block and the T-shaped balancing weight form a regular polygon structure, and the remaining unconnected ends of each T-shaped balancing weight point to the central position of the regular polygon structure; at the moment, the central balancing weights are inserted in the central positions of the regular polygon structures in the vertical direction, and the first inserting ports of the central balancing weights are correspondingly inserted at the remaining unconnected ends of the T-shaped balancing weights to form sheet-shaped base modules;
(3) Lifting the central support column by using a crane, inserting the bottom on the central support column on the upper surface of the central balancing weight, and locking the central support column and the central balancing weight by using a fastener manually;
(4) Lifting the floating box bodies one by using a crane, correspondingly splicing each floating box body on each water pressing block by controlling the crane, and locking each floating box body and each water pressing block by using a fastener manually;
(5) Lifting the fan installation blocks by using a crane, plugging the fan installation blocks on the upper surfaces of the central support columns by controlling the crane, and locking the fan installation blocks with each central support column by using a fastener manually;
(6) Lifting the aisle modules one by using a crane, correspondingly inserting each aisle module on each second inserting port of the fan installation block by controlling the crane, and locking each aisle module with each second inserting port by using a fastener manually.
CN202211481773.7A 2022-11-24 2022-11-24 Prefabricated modularized foundation platform and assembly method thereof Active CN115783179B (en)

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CN116873152B (en) * 2023-07-14 2024-01-12 广东精铟海洋工程股份有限公司 Splicing tool of modularized floating fan foundation and construction method thereof

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