CN206070879U - A kind of FRP reinforcing bars composite reinforcing - Google Patents
A kind of FRP reinforcing bars composite reinforcing Download PDFInfo
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- CN206070879U CN206070879U CN201620979023.6U CN201620979023U CN206070879U CN 206070879 U CN206070879 U CN 206070879U CN 201620979023 U CN201620979023 U CN 201620979023U CN 206070879 U CN206070879 U CN 206070879U
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Abstract
This utility model discloses a kind of FRP reinforcing bars composite reinforcing, and which includes：One or more reinforcing bar and the integument being arranged on the outside of which, integument are made up of fibre reinforced plastics, and for wrapping up reinforcing bar, reinforcing bar is Ribbed Bar.A kind of FRP reinforcing bars composite reinforcing of this utility model, its simple structure, with primary structure members such as lightweight, high-strength, high-moduluss, corrosion-resistant, high-elongation and pseudo- ductility, reinforcing bars, steel wire and steel strand wires in alternative building and bridge structure.
Description
Technical field
This utility model is related to a kind of building and bridge structure engineering material, and in particular to a kind of FRP reinforcing bars composite reinforcing.
Background technology
The materials such as reinforcing bar, steel wire and steel strand wires are building quite varied with bridge structure engineer applied.But a large amount of works
Journey practice have shown that, building with bridge structure because being chronically in severe Service Environment, steel is easily corroded so as to prestige
The safety of side of body structure, reduces the safety and durability of structure.
Fibre reinforced plastics, hereinafter referred to as FRP, are the composites constituted with continuous fiber.And FRP muscle is by with anti-
The continuous tow and the composition of the polymeric matrix two parts with cementation of drawing effect, wherein, FRP muscle bar can be made general
The shape of passband rib reinforcement, it is considered to be a kind of possible substitution material of reinforcing bar；For the FRP muscle bars of bright finish, Ke Yidai
For steel strand wires or high tensile steel wire in bridge cable.According to the difference of kinds of fibers, fibre reinforced plastics can be divided into carbon fiber increasing
Strong plastics, fiberglass reinforced plastics, Basalt fiber reinforced plastic and aromatic polyamide fiber reinforced plastics and assorted fibre strengthen modeling
Material etc..Fibre reinforced plastics have the good characteristics such as high-strength light, underrelaxation, corrosion-resistant and good anti-fatigue performance.Fiber
Reinforced plastics is applied to the aspects such as Service Environment, durability, resisting fatigue as a kind of new construction material for having development potentiality
The important engineering structure having high demands, such as underground structure, ocean engineering, hydraulic engineering etc..
Using different fibrous materials make FRP muscle, its modulus except the modulus of carbon fiber larger (similar with steel),
Other modulus are less.Simultaneously because various FRP are linear elastic materials, without surrender, failure mode in its destructive process
For brittle break, so as to cause burst destruction in use, no any omen reduces the safety of the materials'use
Property.The security performance of structure only could be improved used in concrete works by overreinforced design, but but causes material
Waste.In addition, using the fiber of various different modulus and limit elongation carry out mixing the modulus that can improve FRP material and
Ductility problem, but for assorted fibre FRP material, its offset procedure be with the failure of few fibers realizing, this
Sample causes which that brittle break occurs during this section.
So, FRP material has broad application prospects in building industry with the advantage of its own.Simultaneously because which is certainly
The characteristics of body, its application in civil engineering is also constrained to a certain extent.
Therefore it is a kind of with lightweight, FRP reinforcing bar composite reinforcings of high-strength, high-moduluss, corrosion-resistant, high-elongation and preparation method thereof
Urgently propose.
Utility model content
In order to solve above-mentioned technical problem, the utility model proposes a kind of FRP reinforcing bars composite reinforcing, its simple structure, tool
There are lightweight, high-strength, high-moduluss, corrosion-resistant, high-elongation and pseudo- ductility, the reinforcing bar, steel in alternative building and bridge structure
The primary structure member such as silk and steel strand wires.
In order to achieve the above object, the technical solution of the utility model is as follows：
A kind of FRP reinforcing bars composite reinforcing, including：One or more reinforcing bar and the integument being arranged on the outside of which, integument
It is made up of fibre reinforced plastics, for wrapping up reinforcing bar, reinforcing bar is Ribbed Bar.
The utility model proposes the FRP reinforcing bars of a kind of lightweight, high-strength, high-moduluss, corrosion-resistant, high-elongation and pseudo- ductility
The primary structure members such as reinforcing bar, steel wire and steel strand wires in composite reinforcing, alternative building and bridge structure.Integument can undertake load
Effect, carries out anti-corrosion protection to reinforcing bar.Reinforcing bar is Ribbed Bar, and Ribbed Bar is more excellent compared with steel strand wires with the cohesive force of integument,
Avoid being peeling destruction.
On the basis of above-mentioned technical proposal, following improvement can be also done：
Used as preferred scheme, the surface of integument is in smooth cylinder.
Using above-mentioned preferred scheme, the steel strand wires or high tensile steel wire in bridge cable are can be substituted for, compared with clean steel twisted wire
Or high tensile steel wire has more excellent antiseptic property, purer FRP muscle material has more excellent mechanical property.
As preferred scheme, rib is carried on the surface of integument.
Using above-mentioned preferred scheme, the bolting force with concrete is improved, for substituting reinforced concrete structure use
Reinforcing bar, has excellent antiseptic property compared with regular reinforcement.
Used as preferred scheme, fibre reinforced plastics are fiberglass reinforced plastics, carbon fibre reinforced plastic, aramid fiber
One kind in reinforced plastics, Basalt fiber reinforced plastic.
Using above-mentioned preferred scheme, fibre reinforced plastics species select can according to the mechanical property of material, use ring
Depending on the requirement in border and cost, to meet the requirement such as structure different mechanical properties, use environment and cost.
Used as preferred scheme, reinforcing bar is 10%～40% with the volume ratio of integument.
Using above-mentioned preferred scheme, when adjusting the volume proportion of reinforcing bar and fiber, different mechanical properties can be produced
Composite reinforcing.
Used as preferred scheme, the thickness of integument is not less than 1mm.
Using above-mentioned preferred scheme, the reinforcing bar in integument is protected.
As preferred scheme, multiple connecting grooves are provided with reinforcing bar, are provided with integument and connecting groove phase
The projection matched somebody with somebody.
Using above-mentioned preferred scheme, it is ensured that the being completely embedded property of reinforcing bar and integument, it is to avoid be peeling destruction.
Used as preferred scheme, integument includes the first parcel section and the second parcel section, and the thickness of the first parcel section is big
In the thickness of the second parcel section.
Used as preferred scheme, the first parcel section is used for connection end, wear-resisting, and more preferably, the second parcel section is used for antiseptic property
The use end of reinforcing bar.
Description of the drawings
A kind of one of sectional view of FRP reinforcing bars composite reinforcing that Fig. 1 is provided for this utility model embodiment.
The two of the sectional view of a kind of FRP reinforcing bars composite reinforcing that Fig. 2 is provided for this utility model embodiment.
The three of the sectional view of a kind of FRP reinforcing bars composite reinforcing that Fig. 3 is provided for this utility model embodiment.
Wherein：1 reinforcing bar, 2 integuments, 21 first parcel sections, 22 second parcel sections.
Specific embodiment
Describe preferred implementation of the present utility model below in conjunction with the accompanying drawings in detail.
In order to reach the purpose of this utility model, in a kind of some of them embodiment of FRP reinforcing bars composite reinforcing,
As shown in Figure 1-2, a kind of FRP reinforcing bars composite reinforcing, including：One or more reinforcing bar 1 and it is arranged on the outside of which
Integument 2, integument 2 are made up of fibre reinforced plastics, and for wrapping up reinforcing bar 1, reinforcing bar 1 is Ribbed Bar.
A kind of FRP reinforcing bars composite reinforcing preparation method, for preparing FRP reinforcing bar composite reinforcings, specifically includes following steps：
First, get the raw materials ready：First fibre reinforced plastics and reinforcing bar 1 are prepared in advance；
2nd, enter mould：Pitch based fiber reinforced plastics and reinforcing bar 1 are sent in mould together；
3rd, solidify：By fibre reinforced plastics heating traction solidification；
4th, molding：Different production equipments are taken to carry out into the fibre reinforced plastics after solidification according to different resins
Type, fibre reinforced plastics form integument 2 outside reinforcing bar 1.
A kind of fibre reinforced plastics reinforcing bar composite reinforcing preparation method processing technology is simple, and the integument 2 of reinforcing bar 1 and outer layer has
Machine ground consolidation is integral.The resin of integument 2 can select thermosetting resin or thermoplastic resin, wherein thermosetting resin finished product
The overall mechanical properties of the muscle can be improved, but which does not possess secondary hot worked ability；Thermoplastic resin finished product can be carried out
Secondary hot-working, carries out bending process, it is adaptable to concrete structure engineering.
The utility model proposes the FRP reinforcing bars of a kind of lightweight, high-strength, high-moduluss, corrosion-resistant, high-elongation and pseudo- ductility
The primary structure members such as reinforcing bar, steel wire and steel strand wires in composite reinforcing, alternative building and bridge structure.Integument 2 can undertake lotus
Load is acted on, and carries out anti-corrosion protection to reinforcing bar 1.Reinforcing bar 1 is the cohesive force of Ribbed Bar, Ribbed Bar and integument 2 compared with steel strand wires
It is more excellent, it is to avoid to be peeling destruction.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is that the surface of integument 2 is in smooth cylinder.
Using the scheme of above preferred embodiment, the steel strand wires or high tensile steel wire in bridge cable are can be substituted for, it is purer
Steel strand wires or high tensile steel wire have more excellent antiseptic property, and purer FRP muscle material has more excellent mechanical property.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is to carry rib on the surface of integument 2.
Using the scheme of above preferred embodiment, the bolting force with concrete is improved, for substituting armored concrete
Structural steel muscle, has excellent antiseptic property compared with regular reinforcement.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is that fibre reinforced plastics are glass fiber reinforced composite plastics, carbon fibre reinforced plastic, aramid fiber fibre
One kind in dimension reinforced plastics, Basalt fiber reinforced plastic.
Using the scheme of above preferred embodiment, fibre reinforced plastics species select can according to the mechanical property of material,
Depending on the requirement of use environment and cost, to meet the requirement such as structure different mechanical properties, use environment and cost.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is that reinforcing bar 1 is 10%～40% with the volume ratio of integument 2.
Using the scheme of above preferred embodiment, when adjusting the volume proportion of reinforcing bar 1 and fiber, different mechanics can be produced
The composite reinforcing of performance.Reinforcing bar 1 is 30% or so with the volume proportion of 2 optimum of integument, and FRP reinforcing bar composite reinforcings overcome merely
FRP material modulus is low, ductility is poor, do not surrender the shortcoming of section, while also inheriting the lightweight of FRP muscle, high-strength and high-durability
Advantage.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is that the thickness of integument 2 is not less than 1mm.
Using the scheme of above preferred embodiment, the reinforcing bar 1 in integument 2 is protected.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is that multiple connecting grooves (drawing is not shown) are provided with reinforcing bar 1, is provided with and connects on integument 2
Connect the projection of groove match.
Using the scheme of above preferred embodiment, it is ensured that the being completely embedded property of reinforcing bar 1 and integument 2, it is to avoid be peeling
Destruction.
As shown in figure 3, in order to further optimize implementation result of the present utility model, in other embodiment,
Remaining feature technology is identical, and difference is that integument 2 includes the first parcel section 21 and the second parcel section 22, and the first bag
Wrap up in the thickness of the thickness more than the second parcel section 22 of section 21.
Using the scheme of above preferred embodiment, the first parcel section 21 is used for connection end, and wear-resisting, antiseptic property is more preferable, the
Two parcel sections 22 are used for the use end of reinforcing bar 1, more flexible, light.
The above is only preferred implementation of the present utility model, it is noted that for one of ordinary skill in the art
For, on the premise of design being created without departing from this utility model, can also make some deformations and improvement, these belong to this
The protection domain of utility model.
Claims (7)
1. a kind of FRP reinforcing bars composite reinforcing, it is characterised in that include：One or more reinforcing bar and the parcel being arranged on the outside of which
Layer, the integument is made up of fibre reinforced plastics, and for wrapping up the reinforcing bar, the reinforcing bar is Ribbed Bar, the parcel
Layer includes the first parcel section and the second parcel section, and the thickness of the first parcel section more than the thickness of the described second parcel section.
2. FRP reinforcing bars composite reinforcing according to claim 1, it is characterised in that the surface of the integument is in smooth circle
Cylindricality.
3. FRP reinforcing bars composite reinforcing according to claim 2, it is characterised in that carry rib on the surface of the integument.
4. FRP reinforcing bar composite reinforcings according to any one of claim 1-3, it is characterised in that the fibre reinforced plastics are
One kind in fiberglass reinforced plastics, carbon fibre reinforced plastic, aromatic polyamide fiber reinforced plastics, Basalt fiber reinforced plastic.
5. FRP reinforcing bars composite reinforcing according to claim 4, it is characterised in that the volume of the reinforcing bar and the integument
Than for 10%～40%.
6. FRP reinforcing bars composite reinforcing according to claim 4, it is characterised in that the thickness of the integument is not less than 1mm.
7. FRP reinforcing bars composite reinforcing according to claim 4, it is characterised in that multiple connections are provided with the reinforcing bar recessed
Groove, is provided with the projection matched with the connecting groove on the integument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201620979023.6U CN206070879U (en) | 2016-08-29 | 2016-08-29 | A kind of FRP reinforcing bars composite reinforcing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620979023.6U CN206070879U (en) | 2016-08-29 | 2016-08-29 | A kind of FRP reinforcing bars composite reinforcing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100327A (en) * | 2017-05-08 | 2017-08-29 | 佛山科学技术学院 | The concrete structure and implementation method of a kind of carbon cloth parcel reinforcing bar |
| CN110029667A (en) * | 2019-04-10 | 2019-07-19 | 浙江望达建材科技有限公司 | Anticorrosive pile body connector connecting structure |
| CN110539505A (en) * | 2019-09-19 | 2019-12-06 | 中国人民解放军陆军工程大学 | Preparation method of SFCB (Small form-factor pluggable) rib |
| CN110821047A (en) * | 2019-12-13 | 2020-02-21 | 南通装配式建筑与智能结构研究院 | Composite steel bar FRP stirrup and preparation method thereof |
-
2016
- 2016-08-29 CN CN201620979023.6U patent/CN206070879U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100327A (en) * | 2017-05-08 | 2017-08-29 | 佛山科学技术学院 | The concrete structure and implementation method of a kind of carbon cloth parcel reinforcing bar |
| CN110029667A (en) * | 2019-04-10 | 2019-07-19 | 浙江望达建材科技有限公司 | Anticorrosive pile body connector connecting structure |
| CN110539505A (en) * | 2019-09-19 | 2019-12-06 | 中国人民解放军陆军工程大学 | Preparation method of SFCB (Small form-factor pluggable) rib |
| CN110821047A (en) * | 2019-12-13 | 2020-02-21 | 南通装配式建筑与智能结构研究院 | Composite steel bar FRP stirrup and preparation method thereof |
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