CN216424697U

CN216424697U - Floating type fan buoy foam structure

Info

Publication number: CN216424697U
Application number: CN202122484401.7U
Authority: CN
Inventors: 姬凌云; 唐鹏飞; 赵虎; 王磊; 顾育慧; 李军向
Original assignee: MingYang Smart Energy Group Co Ltd
Current assignee: MingYang Smart Energy Group Co Ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-05-03
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a float formula fan flotation pontoon foam structure, including foam body, foam body is by after a plurality of foam fritter concatenation and adopt vacuum infusion mode integrated into one piece, wherein, the surface of every foam fritter is provided with drainage groove or/and guiding gutter, drainage groove and guiding gutter intercommunication, the guiding gutter is connected with the injecting glue mouth when being used for the vacuum to fill to make the concatenation face between the resin flow direction foam fritter as the resin runner, the resin that guarantees concatenation face department when the drainage groove is used for the vacuum to fill flows, makes the concatenation face of resin evenly distributed between the foam fritter. The utility model discloses can effectively solve and float the difficult problem of formula fan flotation pontoon foam processing.

Description

Floating type fan buoy foam structure

Technical Field

The utility model belongs to the technical field of the technique of float formula fan and specifically relates to indicate a float formula fan flotation pontoon foam structure floats.

Background

Offshore wind power is taken as one of new energy, and the country has paid high attention in recent years, and the offshore wind power is going to deeper sea areas gradually from intertidal zone starting to offshore. Compared with a fixed fan foundation, the floating fan is a potential technology which is slightly superior in economy and applicability, and can undoubtedly become a competitive research object of each family. The buoy is an indispensable key component of the floating fan, and naturally becomes a field needing important research, including the appearance, structure, material selection, process forming route and the like. Among the numerous pontoon structures, as described in patent CN112722179A, is an innovative combination of steel frame, foam and glass fiber reinforced plastic pontoon structure, which is divided into a plurality of pontoon units, each unit being divided into two parts, one part being a middle steel frame and the other part being a sandwich structure of glass fiber reinforced plastic wrapped with solid foam. The sandwich structure of the glass fiber reinforced plastic wrapped solid foam has the advantages that the solid foam is large in size and difficult to integrally form, and foam blocks with small sizes need to be manually bonded together, so that the problems of high processing difficulty, low bonding precision, low manufacturing efficiency and the like exist in actual manufacturing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a float formula fan flotation pontoon foam structure, can effectively solve and float the difficult problem of formula fan flotation pontoon foam processing.

In order to achieve the above object, the present invention provides a technical solution: the utility model provides a float formula fan flotation pontoon foam structure, includes the foam body, the foam body is by after a plurality of foam fritter concatenation and adopt vacuum infusion mode integrated into one piece, wherein, the surface of every foam fritter is provided with drainage groove or/and guiding gutter, drainage groove and guiding gutter intercommunication, the guiding gutter is connected with the injecting glue mouth when being used for the vacuum infusion to make the resin flow to the concatenation face between the foam fritter as the resin runner, the drainage groove is used for the resin of guaranteeing concatenation face department when the vacuum infusion to flow, makes the concatenation face of resin evenly distributed between the foam fritter.

Furthermore, the groove depth of the diversion groove is larger than that of the drainage groove.

Furthermore, the drainage grooves are criss-cross netted grooves, and the surfaces of the small foam blocks are fully distributed in the netted grooves.

Further, the diversion trench is positioned on the central line of the surface of the small foam block.

Furthermore, the glass fiber reinforced plastic layer is integrally coated on the outer surface of the plurality of small foam blocks after the plurality of small foam blocks are spliced, and the glass fiber reinforced plastic layer and the plurality of small foam blocks are integrally formed in a vacuum infusion mode.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

the utility model discloses a foam structure adopts a plurality of foam frits or a plurality of foam frits and glass steel layer to fill integrated into one piece through the vacuum, has the processing degree of difficulty low, bonding precision is high, preparation efficiency advantage such as high, is provided with drainage groove, guiding gutter simultaneously on the foam frits, makes the resin flow to the concatenation face between the foam frits through the guiding gutter as the resin runner, guarantees the resin flow of concatenation face through the drainage groove, makes the resin evenly distributed at the concatenation face between the foam frits, improves the bonding strength between the foam frits; meanwhile, the foam structure is made of a plurality of small foam blocks in a combined mode, the foam structure is not limited by the shape of foam, the foam structure with large volume can be manufactured and molded, the practicability is high, the manufactured foam structure is filled in vacuum, the sealing performance is good, and the performance is reliable.

Drawings

FIG. 1 is a schematic structural view of the foam structure of example 1.

Fig. 2 is a schematic cut-away view of the three-dimensional model of the pontoon foam in embodiment 1.

FIG. 3 is a schematic structural view of a first type of foam bun in example 1.

FIG. 4 is a schematic view of the structure of a drainage groove in example 1.

FIG. 5 is a schematic structural view of a second type of foam bun in example 1.

FIG. 6 is a schematic structural view of a third type of foam bun in example 1.

FIG. 7 is a schematic structural view of the foam structure of example 2.

Detailed Description

The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited thereto.

Example 1

As shown in fig. 1, the floating type fan buoy foam structure of this embodiment, including the foam body, the foam body is spliced by a plurality of foam fritter 1 after and adopts vacuum infusion mode integrated into one piece, wherein, the surface of every foam fritter 1 is provided with drainage groove or/and guiding gutter 2, the drainage groove is vertically and horizontally staggered's netted recess 3, drainage groove and guiding gutter 2 intercommunication, guiding gutter 3 is connected with the injecting glue mouth when being used for vacuum infusion to as the resin runner makes the resin flow to the concatenation face between the foam fritter 1, the drainage groove is used for guaranteeing the resin of concatenation face department to flow when vacuum infusion, makes the concatenation face of resin evenly distributed between foam fritter 1.

As shown in fig. 2, the specific manufacturing process of the plurality of foam small blocks 1 is as follows: cutting the three-dimensional model of the foam of the buoy along the axial direction and the direction perpendicular to the axial direction to obtain a plurality of small foam models, wherein the larger the size of each small foam model is, the better the size of each small foam model is on the premise of meeting the performance and the existing processing capacity, a drainage groove or/and a flow guide groove 2 is/are preset on the surface of each small foam model to ensure that the guide grooves 2 of the small foam models which are positioned in the same row in the axial direction are communicated, and at least one surface of the splicing surface of two adjacent small foam models is provided with a drainage groove; and then, producing and processing the small foam blocks according to drawings of a plurality of small foam block models, and mainly obtaining four types of small foam blocks which are respectively a first type small foam block 101, a second type small foam block 102, a third type small foam block 103 and a fourth type small foam block 104 according to different processing modes and positions.

As shown in fig. 3 and 4, the first type foam small block 101 includes an upper surface 1011, a lower surface 1012, a front side surface 1013, a rear side surface 1014, a left side surface 1015 and a right side surface 1016, wherein the center line of the front side surface 1013 and the center line of the lower surface 1012 are respectively provided with a diversion trench 2, the diversion trenches 2 on the two surfaces are communicated at the junction, and the lower surface 1012, the front side surface 1013 and the left side surface 1015 are integrally processed with a reticular groove 3 to form a diversion trench.

As shown in fig. 5, the second type of foam segment 102 includes an upper surface 1021, a lower surface 1022, a front side surface 1023, a rear side surface 1024, a left side surface 1025 and a right side surface 1026, wherein flow guide grooves 2 are respectively formed on the central lines of the front side surface 1023, the rear side surface 1024 and the lower surface 1022, the flow guide grooves 2 on two adjacent surfaces are communicated at the junction, and mesh-shaped grooves 3 are integrally formed on the lower surface 1022, the front side surface 1023, the rear side surface 1024 and the left side surface 1025 to form the flow guide grooves.

As shown in fig. 6, the third type of foam segment 103 comprises an upper surface 1031, a lower surface 1032, a front surface 1033 and a rear surface 1034, wherein the lower surface 1032 and the front surface 1033 are integrally formed with a mesh-shaped groove 3 to form a drainage groove. The fourth type of foam nubs are similar to the third type of foam nubs 103 except that the rear side surface 1034 of the fourth type of foam nubs is also integrally formed with a reticulated groove 3 to form a drainage channel.

During vacuum infusion, the diversion trench 2 is used as a resin flow channel to enable resin to flow to the splicing surface between the small foam blocks, the flow of the resin at the splicing surface is ensured through the diversion trench, the resin is uniformly distributed on the splicing surface between the small foam blocks, and high-quality tight bonding between the small foam blocks is realized.

Example 2

As shown in fig. 7, the present embodiment is different from embodiment 1 in that: the foam body is wrapped with a glass fiber reinforced plastic layer, and the concrete manufacturing steps are as follows:

1) firstly, the bottom surface glass fiber cloth 401 of the glass fiber reinforced plastic layer is laid on the surface of the mould platform and fixed, and the glass fiber cloth can be biaxial cloth with low gram weight and plays a role in surface sealing and protection on the inner surface of the small foam block 1.

2) Lay foam fritter 1 according to the order, make the axial be located the guide way 2 intercommunication of foam fritter 1 of same row, ensure the flow of resin, need to ensure simultaneously that there is a face in the concatenation face of two adjacent foam fritters 1 to have the drainage groove, also has the drainage groove on foam fritter 1 and the fine contact surface of glass, guarantee the even flow of resin.

3) The side glass fiber cloth 402 and the top glass fiber cloth 403 of the glass fiber reinforced plastic layer are laid, and have the same specification with the bottom glass fiber cloth 401, so that proper lap joint between two adjacent glass fiber cloths is ensured.

4) After all the paving is finished, the positions of the ports of the guide grooves 2 are connected with glue injection ports and glue injection pipes, and air extraction units are arranged at proper positions and used for vacuumizing before pouring and continuously extracting air in the pouring and curing processes.

5) When the pouring is started, the glue injection ports in the row at the highest position are firstly opened, when resin flows into the adjacent resin flow channels and flows out in the resin flow channels, the glue injection pipes corresponding to the resin flow channels are opened, the process is analogized, the pouring at the lowest position is completed, the large-scale foam structure with the outer portion wrapped by the glass fiber reinforced plastic layer is obtained, and the high-quality tight bonding is realized between the small internal foam blocks through the poured resin.

The processing of the foam structure in the embodiment is not limited by the shape of the foam, the foam structure with large volume can be manufactured and molded, the practicability is high, the manufactured foam structure is filled in vacuum, the sealing performance is good, and the performance is reliable.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a float formula fan flotation pontoon foam structure, includes the foam body, its characterized in that: the foam body is formed by splicing a plurality of small foam blocks and adopting a vacuum infusion mode in an integrated manner, wherein a drainage groove or/and a flow guide groove are/is formed in the surface of each small foam block, the drainage groove is communicated with the flow guide groove, the flow guide groove is connected with an adhesive injection port when used for vacuum infusion and serves as a resin flow channel to enable resin to flow to a splicing surface between the small foam blocks, and the drainage groove is used for ensuring the resin at the splicing surface to flow when used for vacuum infusion so as to enable the resin to be uniformly distributed on the splicing surface between the small foam blocks.

2. A floating fan buoy foam structure as claimed in claim 1 wherein: the groove depth of the diversion groove is larger than that of the drainage groove.

3. A floating fan buoy foam structure as claimed in claim 1 wherein: the drainage grooves are criss-cross netted grooves, and the surfaces of the small foam blocks are fully distributed in the netted grooves.

4. A floating fan buoy foam structure as claimed in claim 1 wherein: the diversion trench is positioned on the central line of the surface of the small foam block.

5. A floating fan buoy foam structure as claimed in claim 1 wherein: the glass fiber reinforced plastic layer is integrally coated on the outer surface of the spliced small foam blocks, and the glass fiber reinforced plastic layer and the small foam blocks are integrally formed in a vacuum infusion mode.