CN107938845A - A kind of concrete prefabricated assembling combining structures of FRP - Google Patents
A kind of concrete prefabricated assembling combining structures of FRP Download PDFInfo
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- CN107938845A CN107938845A CN201711410155.2A CN201711410155A CN107938845A CN 107938845 A CN107938845 A CN 107938845A CN 201711410155 A CN201711410155 A CN 201711410155A CN 107938845 A CN107938845 A CN 107938845A
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- frp
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- Electromagnetism (AREA)
- Civil Engineering (AREA)
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Abstract
The invention discloses a kind of concrete prefabricated assembling combining structures of FRP, including：FRP coral concretes structural column, FRP coral concretes structural beams, FRP coral concretes structural slab and FRP coral concrete structural walls；The FRP coral concretes structural column, the FRP coral concretes structural beams, the FRP coral concretes structural slab and the FRP coral concretes structural wall are applied in combination；Wherein, the FRP coral concretes structural column, FRP coral concretes structural beams, FRP coral concretes structural slab and the FRP coral concretes structural wall are formed by reinforcing member and coral concrete.A kind of concrete prefabricated assembling combining structures of FRP, not only greatly reduce field operation difficulty, have saved project cost, shorten the duration, it is easy to maintain and durability is good, save the maintenance cost in later stage, the advantages that having at the same time and gather materials on the spot, reducing engineering construction difficulty.
Description
Technical field
The present invention relates to field of civil engineering, more particularly to a kind of concrete prefabricated assembling combination knots of FRP-
Structure.
Background technology
Regional in coastal area and off-lying sea islands and reefs etc., there is corrosion sternly in conventional steel bar concrete structure and structural steelwork
The shortcomings of weight, maintenance period is short.According to measuring and calculating, economic loss is more than 1 trillion yuan caused by corrosion for China in 2009, and each second is just
There are 1.5 tons of steels to be corroded.Marine industries corrosion loss accounts for national whole corrosion loss 1/3, reaches more than 6,000 hundred million yuan.Ocean
Engineering, the Reef in Chinese South Sea construction project especially away from land, is also faced with difficult raw material marine transportation, construction cost height, builds
If technical barriers such as cycle long, structure durability differences, carry out large-scale basis Facilities Construction, strategic materials reserve and sea for country
Upper development of resources etc. brings inconvenience.
Traditional reinforced concrete structure under marine environment especially tropical islands and reefs (high temperature, chloride ion content is excessive,
High humidity) serious, the reparation that just needs repairing in basic 3 or four years that corrosion occurs, with regard to needing to be built again, during which make within 10 years or so
Into the significant wastage of cost.
Build reinforced concrete works in coastal or off-lying sea islands and reefs, used material cement, sand, stone be required for from
Destination is transported in inland, and except material also has mixing water, mixing water needs valuable freshwater resources, it is necessary to pay great cost
Transported, especially in off-lying sea islands and reefs, cause great financial burden and loss.
Therefore, how a kind of not only corrosion-resistant, but also concrete prefabricated assembling combining structures of cost-effective FRP- are provided
The problem of being those skilled in the art's urgent need to resolve.
The content of the invention
In view of this, the present invention provides a kind of concrete prefabricated assembling combining structures of FRP-, not only greatly reduce
Field operation difficulty, saved project cost, shortens the duration, and durability is good, easy to maintain, saves the maintenance in later stage
Expense, while the advantages that gathered materials on the spot using coral concrete, reduce engineering construction difficulty.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of concrete prefabricated assembling combining structures of FRP-, including：FRP- coral concretes structural column, FRP- coral coagulations
Soil structure beam, FRP- coral concretes structural slab and FRP- coral concrete structural walls；The FRP- coral concretes structural column,
The FRP- coral concretes structural beams, the FRP- coral concretes structural slab and the FRP- coral concretes structural wall lead to
Cross concavo-convex joinery and its construction or cast is attached；Wherein, the FRP- coral concretes structural column, the FRP- coral concretes
Structural beams, FRP- coral concretes structural slab and FRP- coral concretes structural wall are formed by reinforcing member and coral concrete.
The technique effect of the present invention：By the combination of different FRP composite materials and coral concrete member, satisfaction is precast
The structure prefabricated components of building requirements, FRP- coral concretes prefabricated components are carried out prefabricated by factory, are moved to after the completion of prefabricated
Scene carries out assembly, greatly reduces field operation difficulty, has saved project cost, shorten the duration, for local complexity
Node carries out cast-in-site using cast-in-place seawater sea sand coral aggregate coral concrete, and having reduces cost, easy to gather materials on the spot,
The advantages that reducing engineering construction difficulty.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column includes：FRP pipe concrete columns, FRP tendons material concrete column, FRP section bars concrete column and FRP grid concrete columns.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure beam includes：FRP tendons material beams of concrete, FRP section bars beams of concrete and FRP grid beams of concretes.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure plate includes：FRP tendons material concrete slab, FRP section bars concrete slab and FRP grid concrete slabs.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure wall includes：FRP tendons material concrete walls, FRP section bars concrete walls and FRP grid concrete walls.
The technique effect of the present invention：According to building floor height, space size, beam column shape is selected in structure using different
FRP- coral concrete structures.
Such as：Pillar is circular, is managed using FRP, coral concrete it is square can use FRP tendons coral concrete and
FRP- grid coral concretes；More high-rise structures high to pillar requirement for bearing capacity using FRP drawing and extruding section bars-coral concrete or
FRP pipes-coral concrete；Low layer or load use FRP tendons or FRP grid coral concretes compared with pillar；Large space uses pultrusion
Section bar or drawing and extruding section bar coral concrete beam.The structural beams in conventional small space use FRP tendons-coral concrete or FRP- grid corals
Coral concrete.Wall uses FRP tendons coral concrete and FRP grid coral concretes etc.；Anisotropic approach is compound using a variety of FRP
Material is combined.
Preferably, in a kind of concrete prefabricated assembling combining structures of above-mentioned FRP-, the reinforcing member include FRP pipes,
FRP tendons material, FRP section bars and FRP grids；The one or more of wherein reinforcing member connect and compose stereochemical structure by stirrup.
The technique effect of the present invention：One or more connect and compose stereochemical structure in different FRP materials, and prefabricated component is risen
To the effect of reinforcing, prefabricated component durability is improved, it is easy to maintain, save the maintenance cost in later stage.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the stereochemical structure is arranged on mould
In tool, it is filled with coral concrete.
The technique effect of the present invention：Coral concrete is filled to being placed with the mould of reinforcing member, greatly drop
Low field operation difficulty, saved project cost, shortens the duration.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column, the FRP- coral concretes structural beams, the FRP- coral concretes structural slab and the FRP- coral concretes knot
The node location of structure wall combination is combined by concavo-convex joinery and its construction.
The technique effect of the present invention：Prefabricated components carry out assembly, wherein FRP composite woods by structure types such as concavo-convex Tenons
Material is fixed using overlap joint or using the methods of stainless steel anchorage；Prefabricated components connecting portion is excellent by Three-dimensional CAD
Change and decomposite rational connecting node；Field cast-in-place of gathering materials on the spot is carried out for the assembled node of stress complexity；It is particularly remote
Under sea island reef environment, it is necessary to when the scene of progress is poured, poured into a mould, conserved using seawater sea sand coral aggregate coral concrete
Into.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the coral concrete is by coral
Stone is coarse aggregate, coral sand is fine aggregate, cement is cementitious material, and is formed using seawater stirring.
The technique effect of the present invention：Coral concrete be one kind the use of corallite is coarse aggregate, coral sand be fine aggregate, water
Mud is cementitious material, and the coral concrete formed using seawater mix, admixture and the visual concrete condition addition of additive.It is logical
Cross using different cement materials, additive and admixture to prepare the coral concrete with different performance, its physical mechanics
The advantages that performance is similar with common coral concrete, gathers materials on the spot, reduction engineering construction difficulty.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column and the FRP- coral concretes structural column are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column and the FRP- coral concretes structural beams are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column and the FRP- coral concretes structural slab are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure column and the FRP- coral concretes structural wall are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure beam and the FRP- coral concretes structural beams are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure beam and the FRP- coral concretes structural slab are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure beam and the FRP- coral concretes structural wall are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure plate and the FRP- coral concretes structural slab are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure plate and the FRP- coral concretes structural wall are attached by concavo-convex joinery and its construction or cast.
Preferably, in a kind of above-mentioned concrete prefabricated assembling combining structures of FRP-, the FRP- coral concretes knot
Structure wall and the FRP- coral concretes structural wall are attached by concavo-convex joinery and its construction or cast.
It can be seen via above technical scheme that compared with prior art, the present disclosure provides a kind of FRP- concrete
Prefabrication and assembly construction combining structure.On the one hand, by the combination of different FRP composite materials and coral concrete member, satisfaction is precast
The structure prefabricated components of building requirements, FRP- coral concretes prefabricated components are carried out prefabricated by factory, are moved to after the completion of prefabricated
Scene carries out assembly, greatly reduces field operation difficulty, has saved project cost, shorten the duration, for local complexity
Node carries out cast-in-site using cast-in-place seawater sea sand coral aggregate coral concrete, and having reduces cost, easy to gather materials on the spot,
The advantages that reducing engineering construction difficulty.On the other hand, prefabricated components are carried out assembled by structure types such as concavo-convex Tenons, wherein
FRP composite materials are fixed using overlap joint or using the methods of stainless steel anchorage；Prefabricated components connecting portion is counted by three-dimensional
Model is calculated, optimizes and decomposites rational connecting node；Field cast-in-place of gathering materials on the spot is carried out for the assembled node of stress complexity.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawings are FRP pipes coral concrete column front view of the present invention；
Fig. 2 attached drawings are FRP pipes coral concrete column top view of the present invention；
Fig. 3 attached drawings are FRP tendons material coral concrete column front view of the present invention；
Fig. 4 attached drawings are FRP tendons material coral concrete column top view of the present invention；
Fig. 5 attached drawings are FRP section bars coral concrete column front view of the present invention；
Fig. 6 attached drawings are FRP section bars coral concrete column top view of the present invention；
Fig. 7 attached drawings are FRP grids coral concrete column front view of the present invention；
Fig. 8 attached drawings are FRP tendons material coral concrete beam front view of the present invention；
Fig. 9 attached drawings are FRP section bars coral concrete beam front view of the present invention；
Figure 10 attached drawings are FRP grids coral concrete beam front view of the present invention；
Figure 11 attached drawings are frame diagram of the invention.
In figure：1 coral concrete, 21FRP pipes, 22FRP muscle material, 23FRP grids, 24FRP section bars.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
The embodiment of the invention discloses a kind of concrete prefabricated assembling combining structures of FRP-, pass through different FRP composite materials
With the combination of coral concrete member, the structure prefabricated components for meeting building requirements, the prefabricated structure of FRP- coral concretes are precast
Part is carried out prefabricated by factory, and the scene of being moved to after the completion of prefabricated carries out assembled, greatly reduces field operation difficulty, saves
Project cost, shortens the duration, is showed for local complex node using cast-in-place seawater sea sand coral aggregate coral concrete
Cast, have reduce cost, easy to gather materials on the spot, reduce engineering construction difficulty the advantages that.
Embodiment 1
It is the present invention provides a kind of FRP pipe concrete columns to refer to attached drawing 1,2, and coral concrete 1 is cast in FRP pipes
FRP pipe concrete columns are formed in 21.
Embodiment 2
Refer to attached drawing 3,4 to be laid in surrounding for the present invention provides a kind of FRP tendons material concrete column, FRP tendons material 22, lead to
Cross FRP stirrups equidistantly FRP grids 23 are fixed on FRP tendons material 22, form stereochemical structure, stereochemical structure is placed on mould
In, coral concrete 1 is poured, forms FRP tendons material concrete column.
Embodiment 3
It is the present invention provides a kind of FRP section bars concrete column to refer to attached drawing 5,6, and FRP section bars 24 are placed in mould,
Coral concrete 1 is poured, forms FRP section bar concrete columns.
Embodiment 4
Refer to attached drawing 7 be the present invention provides a kind of FRP grids concrete column, by FRP grids 23 by FRP stirrups into
Row connection, forms stereochemical structure, and stereochemical structure is placed in a mold, pours coral concrete 1, forms FRP grid concrete
Column.
Or using three-dimensional FRP grids, FRP is put into mould, casting concrete 1, forms FRP grid concrete columns.
Embodiment 5
Attached drawing 8 is referred to be laid in surrounding for the present invention provides a kind of FRP tendons material beams of concrete, FRP tendons material 22, pass through
FRP grids 23 are equidistantly fixed on FRP tendons material 22 by stirrup, form stereochemical structure, and stereochemical structure is placed in a mold, is poured
Coral concrete 1 is built, forms FRP tendons material beams of concrete.
Embodiment 6
It is the present invention provides a kind of FRP section bars beams of concrete to refer to attached drawing 9, and FRP section bars 24 are placed in mould, are poured
Coral concrete 1 is built, forms FRP section bar beams of concretes.
Embodiment 7
It is the present invention provides a kind of FRP grids beams of concrete to refer to attached drawing 10, and FRP grids 23 are carried out by stirrup
Connection, forms stereochemical structure, and stereochemical structure is placed in a mold, pours coral concrete 1, forms FRP grid beams of concretes.
Embodiment 8
A kind of FRP tendons material concrete slab, FRP tendons material 2 are laid in surrounding, are equidistantly fixed FRP grids 23 by stirrup
On FRP tendons material 22, stereochemical structure is formed, stereochemical structure is placed in a mold, pours coral concrete 1, forms FRP tendons material
Concrete slab.
Embodiment 9
A kind of FRP grids concrete slab, FRP grids 23 are attached by stirrup, form stereochemical structure, and solid is tied
Structure is placed in a mold, pours coral concrete 1, forms FRP grid concrete slabs.
Embodiment 10
A kind of FRP tendons material concrete walls, FRP tendons material 22 are laid in surrounding, are equidistantly fixed FRP grids 23 by stirrup
On FRP tendons material 22, stereochemical structure is formed, stereochemical structure is placed in a mold, pours coral concrete 1, forms FRP tendons material
Concrete walls.
Embodiment 11
A kind of FRP section bars concrete walls, FRP section bars 24 are placed in mould, pour coral concrete 1, form FRP section bars
Concrete walls.
Embodiment 12
A kind of FRP grids concrete walls, FRP grids 23 are attached by stirrup, form stereochemical structure, and solid is tied
Structure is placed in a mold, pours coral concrete 1, forms FRP grid concrete walls.
A kind of concrete prefabricated assembled combining structure processes of FRP-：
(1) different FRP- coral concretes are used to select according to building floor height, space size, beam column shape in structure
Structure.Such as：Pillar is circular, is managed using FRP, coral concrete it is square can use FRP tendons coral concrete and FRP-
Grid coral concrete；More high-rise structures high to pillar requirement for bearing capacity use FRP section bars-coral concrete or FRP pipes-coral
Coral concrete；Low layer or load use FRP tendons or FRP grid coral concretes compared with pillar；Large space uses drawing and extruding section bar or drawing
Extrusion section bar coral concrete beam.The structural beams in conventional small space use FRP tendons-coral concrete or FRP- grid coral coagulations
Soil.Wall uses FRP tendons coral concrete and FRP grid coral concretes etc.；Anisotropic approach using a variety of FRP composite materials into
Row combination.
(2) prefabrication FRP coral concretes structural elements.
(3) prefabricated components move construction site to, are assembled.Such as：Frame structure, first one layer of column, then carry out one layer of beam
Column is assembled, after assembled, carries out first floor plate installation, remaining each layer is installed successively.Enclosed structure wall, each layer are finally installed
It can install at the same time.
(4) node location, prefabricated components carry out assembly by structure types such as concavo-convex Tenons, and wherein FRP composite materials are adopted
It is fixed with the methods of overlap joint or use stainless steel anchorage；Prefabricated components connecting portion by Three-dimensional CAD, optimization and
Decomposite rational connecting node；Field cast-in-place of gathering materials on the spot is carried out for the assembled node of stress complexity；Particularly off-lying sea island
Under reef rim border, it is necessary to when the scene of progress is poured, poured into a mould using seawater sea sand coral aggregate coral concrete, maintenance is completed.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related part is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide scope caused.
Claims (9)
- A kind of 1. concrete prefabricated assembling combining structures of FRP-, it is characterised in that including：FRP- coral concretes structural column, FRP- coral concretes structural beams, FRP- coral concretes structural slab and FRP- coral concrete structural walls；The FRP- corals Concrete structure column, the FRP- coral concretes structural beams, the FRP- coral concretes structural slab and the FRP- corals It is attached between concrete structure wall by concavo-convex joinery and its construction or cast；Wherein, the FRP- coral concretes structure Column, FRP- coral concretes structural beams, FRP- coral concretes structural slab and the FRP- coral concretes structural wall are by adding Firmware and coral concrete composition.
- A kind of 2. concrete prefabricated assembling combining structures of FRP- according to claim 1, it is characterised in that the FRP- corals Coral concrete structure column includes：FRP pipe concrete columns, FRP tendons material concrete column, FRP section bars concrete column and FRP grid coagulations Earth pillar.
- A kind of 3. concrete prefabricated assembling combining structures of FRP- according to claim 1, it is characterised in that the FRP- corals Coral concrete structured beam includes：FRP tendons material beams of concrete, FRP section bars beams of concrete and FRP grid beams of concretes.
- A kind of 4. concrete prefabricated assembling combining structures of FRP- according to claim 1, it is characterised in that the FRP- corals Coral concrete structural slab includes：FRP tendons material concrete slab, FRP section bars concrete slab and FRP grid concrete slabs.
- A kind of 5. concrete prefabricated assembling combining structures of FRP- according to claim 1, it is characterised in that the FRP- corals Coral concrete structure wall includes：FRP tendons material concrete walls, FRP section bars concrete walls and FRP grid concrete walls.
- 6. according to a kind of concrete prefabricated assembling combining structures of FRP- of claim 1-5 any one of them, it is characterised in that institute Stating reinforcing member includes FRP pipes, FRP tendons material, FRP section bars and FRP grids；The one or more of wherein described reinforcing member pass through stirrup Connect and compose stereochemical structure.
- A kind of 7. concrete prefabricated assembling combining structures of FRP- according to claim 6, it is characterised in that the three-dimensional knot Structure is arranged in mould, is filled with coral concrete.
- 8. according to a kind of concrete prefabricated assembling combining structures of FRP- of claim 1-5 any one of them, it is characterised in that institute State that coral concrete by corallite is coarse aggregate, coral sand is fine aggregate, cement is cementitious material, and using seawater stirring and Into.
- 9. a kind of process of the concrete prefabricated assembling combining structures of FRP-, it is characterised in that comprise the following steps that：(1) different FRP- coral concrete knots are used to select according to building floor height, space size, beam column shape in structure Structure；(2) prefabrication FRP coral concrete members；(3) prefabricated components move construction site to, are assembled；(4) node location, prefabricated components carry out assembly by concavo-convex joinery and its construction, and wherein FRP material is using overlap joint or using not Rust steel anchorage is fixed；Prefabricated components connecting portion optimizes by Three-dimensional CAD and decomposites rational connecting node； Field cast-in-place of gathering materials on the spot is carried out for the assembled node of stress complexity.
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