CN107984829A - Composite material sandwich boards and floating body for float structure - Google Patents

Composite material sandwich boards and floating body for float structure Download PDF

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Publication number
CN107984829A
CN107984829A CN201810015079.3A CN201810015079A CN107984829A CN 107984829 A CN107984829 A CN 107984829A CN 201810015079 A CN201810015079 A CN 201810015079A CN 107984829 A CN107984829 A CN 107984829A
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CN
China
Prior art keywords
layer
cloth
glass fibre
bamboo slab
resistant glass
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Pending
Application number
CN201810015079.3A
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Chinese (zh)
Inventor
江飞飞
王静芳
马剑
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Zhangjiagang Industrial Technology Research Institute of Jiangsu University of Science and Technology
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Zhangjiagang Industrial Technology Research Institute of Jiangsu University of Science and Technology
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Priority to CN201810015079.3A priority Critical patent/CN107984829A/en
Publication of CN107984829A publication Critical patent/CN107984829A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B5/00—Hulls characterised by their construction of non-metallic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/72—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2317/00—Animal or vegetable based

Abstract

The invention discloses a kind of composite material sandwich boards and floating body for float structure.Composite material sandwich boards for float structure includes：First high alkali-resistant glass fibre layer of cloth, the second high alkali-resistant glass fibre layer of cloth and sandwich layer, the first high alkali-resistant glass fibre layer of cloth are fixedly installed on the upper surface of the sandwich layer, and the second high alkali-resistant glass fibre layer of cloth is fixedly installed on the lower surface of the sandwich layer；There are a plurality of cavitys inside the sandwich layer, light plastic foams are filled with the cavity.By three kinds of performance differences, the plate gluing that thickness differs forms sandwich boards provided by the invention, and surface layer is high alkali-resistant glass fibre cloth, mainly undertakes pulling force and moment of flexure；Sandwich layer is the lattice sandwich layer made of aboundresources, reproducible bamboo slab rubber, and filled plastics foaming body in lattice sandwich layer, mainly undertakes shearing；The composite plate have lightweight floating, can assembled and high wear properties, and can modularized design, reduce production cost.

Description

Composite material sandwich boards and floating body for float structure
Technical field
The present invention is more particularly directed to a kind of composite material sandwich boards and floating body for float structure, belongs to mechanical technique neck Domain.
Background technology
Float structure be independently of land by some block combiners into scale it is larger, to meet political, military, economic mesh The floating structures.It is from water depth effect, flexible arrangement, with mooring device, marine site protective equipment such as breakwater etc. A composite structural system is formed together, is that China carries out the development and utilization of marine resources and protects the necessary requirement of marine resources One of.Conventional composite sandwich boards is usually closed by metal material panel and composite material core layer and formed, have high intensity, The advantages that high tenacity, have been widely used in Ship Structure, but its antiseptic property is poor, and cost is high and density very much not possesses floatability The shortcomings of energy, constrains its application in floating body engineering structure.Lightweight, high durable, inexpensive become current composite material three The Main way of Mingzhi's plate development.
The content of the invention
It is a primary object of the present invention to provide a kind of composite material sandwich boards and floating body for float structure, with gram Take the deficiencies in the prior art.
To realize aforementioned invention purpose, the technical solution adopted by the present invention includes：
An embodiment of the present invention provides a kind of composite material sandwich boards for float structure, including the first high alkaline-resisting glass Glass scrim cloth, the second high alkali-resistant glass fibre layer of cloth and sandwich layer, the first high alkali-resistant glass fibre layer of cloth are fixedly installed on The upper surface of the sandwich layer, the second high alkali-resistant glass fibre layer of cloth are fixedly installed on the lower surface of the sandwich layer；The core Layer is internal to have a plurality of cavitys, and light plastic foams are filled with the cavity.
Further, the sandwich layer includes the first bamboo slab rubber layer and the second bamboo slab rubber layer being oppositely arranged, first bamboo Glue plate layer is fixedly connected with the first high alkali-resistant glass fibre layer of cloth, the second bamboo slab rubber layer and the second high alkali-resistant glass fibre cloth Layer is fixedly connected, and lattice layer is also fixedly installed between the first bamboo slab rubber layer and the second bamboo slab rubber layer, the lattice layer includes A plurality of cavitys, the cavity is interior to be filled with light plastic foams.
Further, the lattice layer includes a plurality of the 3rd bamboo slab rubbers set along different directions, described a plurality of 3rd bamboo slab rubber, which is fixedly connected, is enclosed a plurality of cavitys.
Further, the first bamboo slab rubber layer, the second bamboo slab rubber layer and the 3rd bamboo slab rubber are respectively provided with mortise structure, described Joggle between a plurality of 3rd bamboo slab rubbers.
Further, the 3rd bamboo slab rubber respectively with the first bamboo slab rubber layer and the second bamboo slab rubber joggle layer.
Preferably, the shape of the cavity is any one rule or irregular shape in polygon or circle.
Preferably, the density of the light plastic foams is 0.045-0.1g/cm3, compressive strength 0.15-0.62N/ mm2。
Preferably, the core layer thickness is 22-34mm.
In some more specific embodiment, the first high alkali-resistant glass fibre layer of cloth and/or the second height are alkaline-resisting Fiberglass cloth is at least fixedly connected with hot pressing laminating type with sandwich layer.
In some more specific embodiment, the first high alkali-resistant glass fibre layer of cloth and/or the second height are alkaline-resisting Fiberglass cloth includes 8-14 floor height alkali-resistant glass fibre cloth.
In some more specific embodiment, the high alkali-resistant glass fibre cloth of adjacent two layers is few to be consolidated with hot pressing laminating type Fixed connection.
The embodiment of the present invention additionally provides a kind of floating body, including the composite material sandwich for float structure Plate.
Compared with prior art, advantages of the present invention includes：
By three kinds of performance differences, the plate gluing that thickness differs forms sandwich boards provided by the invention, and surface layer is high resistance to Alkali containing glass fibre cloth, mainly undertakes pulling force and moment of flexure；Sandwich layer is the lattice core made of aboundresources, reproducible bamboo slab rubber Layer, filled plastics foaming body in lattice sandwich layer, mainly undertakes shearing；The composite plate has lightweight floating, can be assembled and high resistance to Long characteristic, and can modularized design, reduce cost；
Provided by the present invention for the composite material sandwich boards of float structure, density is much smaller than density of sea water, can float over On sea, available for manufacture large-scale floating body structure, China's marine resources are promoted to utilize；
Give full play to material each performance advantage.Glass fibre has good tensile property, and bamboo slab rubber has well Resistance to compression and shear behavior；After sandwich boards stress, the glass fabric bending resistance on top layer, the resistance to compression of lattice sandwich layer and shearing resistance are filled The mechanical property advantage of two kinds of materials has been waved in distribution；
The alkali-resistant glass fibre cloth on top layer has good durability after resistance to alkali process and resin-encapsulated, avoids sea The corrosion of water, improves the service life of float structure；
The light foam body of filling can buffer load action caused impact after float structure in lattice cavity, and go out Existing surface structure is destroyed into foams still ensure that structure is floated on sea after sandwich boards water inlet.
Different from traditional metal and concrete slab, sandwich boards is easy to cutting processing, and energy on-site consolidation, greatly improves Site operation efficiency.
Brief description of the drawings
Fig. 1 is the structural representation for the composite material sandwich boards for being used for float structure in an exemplary embodiments of the invention Figure；
Fig. 2 is the profilograph for the composite material sandwich boards for being used for float structure in an exemplary embodiments of the invention；
A kind of lattice for the composite material sandwich boards for being used for float structure in Fig. 3 one exemplary embodiments of the present invention is empty The structure diagram of chamber；
The another lattice for the composite material sandwich boards for being used for float structure in Fig. 4 one exemplary embodiments of the present invention is empty The structure diagram of chamber；
Description of reference numerals：1- high alkali-resistant glass fibre cloth；2- bamboo slab rubbers；3- light plastic foams.
Embodiment
In view of deficiency of the prior art, inventor is able to propose the present invention's through studying for a long period of time and largely putting into practice Technical solution.The technical solution, its implementation process and principle etc. will be further explained as follows.
An embodiment of the present invention provides a kind of composite material sandwich boards for float structure, including the first high alkaline-resisting glass Glass scrim cloth, the second high alkali-resistant glass fibre layer of cloth and sandwich layer, the first high alkali-resistant glass fibre layer of cloth are fixedly installed on The upper surface of the sandwich layer, the second high alkali-resistant glass fibre layer of cloth are fixedly installed on the lower surface of the sandwich layer；The core Layer is internal to have a plurality of cavitys, and light plastic foams are filled with the cavity.
Further, the sandwich layer includes the first bamboo slab rubber layer and the second bamboo slab rubber layer being oppositely arranged, first bamboo Glue plate layer is fixedly connected with the first high alkali-resistant glass fibre layer of cloth, the second bamboo slab rubber layer and the second high alkali-resistant glass fibre cloth Layer is fixedly connected, and lattice layer is also fixedly installed between the first bamboo slab rubber layer and the second bamboo slab rubber layer, the lattice layer includes A plurality of cavitys, the cavity is interior to be filled with light plastic foams.
Further, the lattice layer includes a plurality of the 3rd bamboo slab rubbers set along different directions, described a plurality of 3rd bamboo slab rubber, which is fixedly connected, is enclosed a plurality of cavitys.
Further, the first bamboo slab rubber layer, the second bamboo slab rubber layer and the 3rd bamboo slab rubber are respectively provided with mortise structure, described Joggle between a plurality of 3rd bamboo slab rubbers.
Further, the 3rd bamboo slab rubber respectively with the first bamboo slab rubber layer and the second bamboo slab rubber joggle layer.
Preferably, the shape of the cavity is any one rule or irregular shape in polygon or circle.
In one embodiment, with reference to shown in Fig. 1 to Fig. 3, the lattice layer includes first gust of end to end undulate Row bamboo slab rubber and the second array bamboo slab rubber vertical with the first array bamboo slab rubber, the second array bamboo slab rubber and the first array bamboo Offset plate is separated into multiple independent cavitys.
In the technical solution, the first array bamboo slab rubber of undulate can realize certain cushioning effect, can bear It is certain to hit.In addition when the shock of greater impact power occurs, even if damaged, light plastic foams occur for portion cavity side wall Can form certain filling to damage location, ensure water will not or it is too fast enter in cavity, while ensure internal main empty The seal of chamber so that its overall buoyancy will not be much affected.Even so, even if breakage occurs for all cavitys, And the entrance of water can not be prevented, certain buoyancy that light plastic foams can also be realized, safety coefficient in itself greatly improves.
Preferably, the density of the light plastic foams is 0.045-0.1g/cm3, compressive strength 0.15-0.62N/ mm2。
Preferably, the core layer thickness is 22-34mm.
In some more specific embodiment, the first high alkali-resistant glass fibre layer of cloth and/or the second height are alkaline-resisting Fiberglass cloth is at least fixedly connected with hot pressing laminating type with sandwich layer.
In some more specific embodiment, the first high alkali-resistant glass fibre layer of cloth and/or the second height are alkaline-resisting Fiberglass cloth includes 8-14 floor height alkali-resistant glass fibre cloth.
In some more specific embodiment, the high alkali-resistant glass fibre cloth of adjacent two layers is few to be consolidated with hot pressing laminating type Fixed connection.
The embodiment of the present invention additionally provides a kind of floating body, including the composite material sandwich for float structure Plate.
The technical solution, its implementation process and principle etc. will be further explained with reference to attached drawing as follows.
Please refer to Fig.1 and Fig. 2, a kind of composite material sandwich boards for float structure, including sandwich layer, sandwich layer it is upper, Lower surface is fixedly installed high alkali-resistant glass fibre layer of cloth 1 respectively, and sandwich layer is included positioned at middle lattice layer, the upper end of lattice layer Face and lower face are fixedly installed bamboo slab rubber 2 respectively, and lattice layer is made of a plurality of bamboo slab rubbers 2, and a plurality of bamboo slab rubbers, which are fixed, to be connected Connect and be enclosed lattice cavity structure, be filled with light plastic foams 3 in cavity, light plastic foams can be poly- ammonia Any one in ester foam, polystyrene foam and phenol formaldehyde foam or two or more combinations；Light plastic foams it is close Spend for 0.045-0.1g/cm3, compressive strength 0.15-0.62N/mm2；Each bamboo slab rubber has mortise structure, two neighboring Joggle between bamboo slab rubber, can use resin to strengthen bonding in joggle junction.
In some more specific technical solutions, high alkali glass fibre layer of cloth is consolidated in a manner of hot pressing is bonded with bamboo slab rubber Fixed connection, hot pressing temperature are 60-80 DEG C, pressure 0.8-1.3N/mm2, high alkali glass fibre layer of cloth includes 8-14 floor height alkali glass Fiber cloth, any high alkali glass fibre cloth can be combined in a manner of hot pressing is bonded with another high alkali glass fibre cloth.
More specifically, the production method of the sandwich boards can be：Bamboo slab rubber cut growth strip as requested, Lattice sandwich layer is formed by joggle, joggle intensity, the light filling plastic blister in lattice cavity are strengthened in junction with resin Foam body, fits in core layer surface, so as to form entirety layer by layer by high alkali-resistant glass fibre cloth by hot pressing mode.
Wherein, the parameter of bamboo slab rubber is referred to shown in table 1,
Table 1, the parameter of bamboo slab rubber
The parameters of high alkali-resistant glass fibre cloth are referred to shown in table 2,
Table 2, the parameter of high alkali-resistant glass fibre cloth
Sandwich boards is provided according to aforementioned structure, and tests its performance, the results are shown in Table 3 for knot,
The performance test results of sandwich boards in 3 embodiment 1-4 of table
Provided by the present invention for the composite material sandwich boards of float structure, density is much smaller than density of sea water, can float over On sea, available for manufacture large-scale floating body structure, China's marine resources are promoted to utilize；
Give full play to material each performance advantage.Glass fibre has good tensile property, and bamboo slab rubber has well Resistance to compression and shear behavior；After sandwich boards stress, the glass fabric bending resistance on top layer, the resistance to compression of lattice sandwich layer and shearing resistance are filled The mechanical property advantage of two kinds of materials has been waved in distribution；
The alkali-resistant glass fibre cloth on top layer has good durability after resistance to alkali process and resin-encapsulated, avoids sea The corrosion of water, improves the service life of float structure；
The light foam body of filling can buffer load action caused impact after float structure in lattice cavity, and go out Existing surface structure is destroyed into foams still ensure that structure is floated on sea after sandwich boards water inlet.
Different from traditional metal and concrete slab, sandwich boards is easy to cutting processing, and energy on-site consolidation, greatly improves Site operation efficiency.
By three kinds of performance differences, the plate gluing that thickness differs forms sandwich boards provided by the invention, and surface layer is high resistance to Alkali containing glass fibre cloth, mainly undertakes pulling force and moment of flexure；Sandwich layer is the lattice core made of aboundresources, reproducible bamboo slab rubber Layer, filled plastics foaming body in lattice sandwich layer, mainly undertakes shearing.The composite plate has lightweight floating, can be assembled and high resistance to Long characteristic, and can modularized design, reduce cost.
In addition, Very large floating structure structure is a kind of extremely flat flexible structure thing, the ratio of its horizontal scale and thickness It is huge, cause that structural bending rigidity is small, and hydrodynamic performance is poor, produce cyclic loading in the case where wave constantly impacts, produce structure Fatigue may simultaneously cause anchoring system to fail, and ultimately result in float structure fracture, sinking and drift.And with the present invention sandwich Plate not only possesses the advantages such as low cost, intensity are high, durability is good, due to using lattice (such as W-shaped) structure, plus foam-filled The presence of body, can effectively absorb the impact energy of wave, manufactured large-scale floating body (man-made island, seabase, airport etc.) energy Structure hydroelastic experiment is effectively reduced, is consumed energy by itself and ensures the integrality of structure, reduces vibration.
It should be appreciated that the technical concepts and features of above-described embodiment only to illustrate the invention, its object is to allow be familiar with this The personage of item technology can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all The equivalent change or modification that Spirit Essence is made according to the present invention, should be covered by the protection scope of the present invention.

Claims (10)

  1. A kind of 1. composite material sandwich boards for float structure, it is characterised in that including：First high alkali-resistant glass fibre cloth Layer, the second high alkali-resistant glass fibre layer of cloth and sandwich layer, the first high alkali-resistant glass fibre layer of cloth are fixedly installed on the sandwich layer Upper surface, the second high alkali-resistant glass fibre layer of cloth is fixedly installed on the lower surface of the sandwich layer；Tool inside the sandwich layer There are a plurality of cavitys, light plastic foams are filled with the cavity.
  2. 2. the composite material sandwich boards according to claim 1 for float structure, it is characterised in that：The sandwich layer bag Include the first bamboo slab rubber layer and the second bamboo slab rubber layer being oppositely arranged, the first bamboo slab rubber layer and the first high alkali-resistant glass fibre cloth Layer is fixedly connected, the second bamboo slab rubber layer is fixedly connected with the second high alkali-resistant glass fibre layer of cloth, the first bamboo slab rubber layer And second be also fixedly installed lattice layer between bamboo slab rubber layer, the lattice layer includes a plurality of cavitys, is filled with the cavity Light plastic foams.
  3. 3. the composite material sandwich boards according to claim 2 for float structure, it is characterised in that：The lattice layer Including a plurality of the 3rd bamboo slab rubbers set along different directions, a plurality of 3rd bamboo slab rubbers be fixedly connected be enclosed it is described A plurality of cavitys.
  4. 4. the composite material sandwich boards according to claim 3 for float structure, it is characterised in that：First bamboo Offset plate, the second bamboo slab rubber and the 3rd bamboo slab rubber are respectively provided with mortise structure, joggle between a plurality of 3rd bamboo slab rubbers；And/or 3rd bamboo slab rubber respectively with first bamboo slab rubber and the second bamboo slab rubber joggle.
  5. 5. the composite material sandwich boards according to claim 2 for float structure, it is characterised in that：The lattice layer The first array bamboo slab rubber and the second array bamboo glue vertical with the first array bamboo slab rubber including end to end undulate Plate, the second array bamboo slab rubber and the first array bamboo slab rubber are separated into multiple independent cavitys.
  6. 6. the composite material sandwich boards according to claim 1 or 2 for float structure, it is characterised in that：It is described light The density of matter slabstock foam is 0.045-0.1g/cm3, compressive strength 0.15-0.62N/mm2。
  7. 7. the composite material sandwich boards according to claim 1 for float structure, it is characterised in that：The sandwich layer is thick Spend for 22-34mm.
  8. 8. the composite material sandwich boards according to claim 1 for float structure, it is characterised in that：Described first is high Alkali-resistant glass fibre layer of cloth and/or the second high alkali-resistant glass fibre layer of cloth are at least fixedly connected with hot pressing laminating type with sandwich layer.
  9. 9. the composite material sandwich boards according to claim 8 for float structure, it is characterised in that：Described first is high Alkali-resistant glass fibre layer of cloth and/or the second high alkali-resistant glass fibre layer of cloth include 8-14 floor height alkali-resistant glass fibre cloth；And/or The high alkali-resistant glass fibre cloth of adjacent two layers is few to be fixedly connected with hot pressing laminating type.
  10. 10. a kind of floating body, it is characterised in that including the composite material for float structure any one of claim 1-8 Sandwich boards.
CN201810015079.3A 2018-01-08 2018-01-08 Composite material sandwich boards and floating body for float structure Pending CN107984829A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189690A (en) * 2010-03-18 2011-09-21 无锡利保科技发展有限公司 Manufacturing method of sandwich-structure glass steel cabin cover
CN102794795A (en) * 2012-09-06 2012-11-28 南京工业大学 Composite material sandwich structure containing bamboo wood transition layer
CN205044227U (en) * 2015-09-29 2016-02-24 广州韬普复合材料有限公司 PP pipe honeycomb acoustic celotex board
CN106460266A (en) * 2014-06-04 2017-02-22 布莱特利特结构公司 Composite sandwich having a high bending stiffness

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189690A (en) * 2010-03-18 2011-09-21 无锡利保科技发展有限公司 Manufacturing method of sandwich-structure glass steel cabin cover
CN102794795A (en) * 2012-09-06 2012-11-28 南京工业大学 Composite material sandwich structure containing bamboo wood transition layer
CN106460266A (en) * 2014-06-04 2017-02-22 布莱特利特结构公司 Composite sandwich having a high bending stiffness
CN205044227U (en) * 2015-09-29 2016-02-24 广州韬普复合材料有限公司 PP pipe honeycomb acoustic celotex board

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Application publication date: 20180504