CN114016667A - Steel-fiber bundle composite material and application thereof - Google Patents
Steel-fiber bundle composite material and application thereof Download PDFInfo
- Publication number
- CN114016667A CN114016667A CN202111552028.2A CN202111552028A CN114016667A CN 114016667 A CN114016667 A CN 114016667A CN 202111552028 A CN202111552028 A CN 202111552028A CN 114016667 A CN114016667 A CN 114016667A
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- China
- Prior art keywords
- steel
- composite material
- reinforced composite
- fiber reinforced
- fiber bundle
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- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 239000000835 fiber Substances 0.000 title claims abstract description 35
- 239000003733 fiber-reinforced composite Substances 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000004567 concrete Substances 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 239000011247 coating layer Substances 0.000 claims abstract description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229920002748 Basalt fiber Polymers 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 9
- 238000009941 weaving Methods 0.000 abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 239000011208 reinforced composite material Substances 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
- E04C5/03—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance with indentations, projections, ribs, or the like, for augmenting the adherence to the concrete
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/642—Protecting metallic construction elements against corrosion
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/644—Damp-proof courses
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/07—Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
- E04C5/073—Discrete reinforcing elements, e.g. fibres
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Reinforcement Elements For Buildings (AREA)
- Ropes Or Cables (AREA)
- Woven Fabrics (AREA)
Abstract
The invention discloses a steel-fiber bundle composite material and application thereof, belonging to the field of composite materials. The steel-fiber bundle composite material takes a steel wire as a core and a continuous fiber reinforced composite material as a coating layer, is obtained by weaving and forming the continuous fiber reinforced composite material around the circumferential direction of the steel wire along the extending direction of a continuous fiber bundle of the continuous fiber reinforced composite material, and can be used as a reinforcing rib of a concrete structural member for ocean engineering. The steel-fiber bundle composite material has strong machinability, can greatly improve the stress performance by replacing the traditional concrete structural member prepared by reinforcing steel bars, simultaneously lightens the self weight of the structural member, can make up the defect that the reinforcing steel bars are easy to corrode, and is used for marine environment occasions with serious corrosion.
Description
Technical Field
The invention belongs to the field of composite materials, and particularly relates to a steel-fiber bundle composite material and application thereof.
Background
At present, a reinforced concrete structure is a structure type which is applied more and developed well in civil engineering, and is widely applied to the fields of buildings, bridges and the like. The surface of the reinforced concrete structure can generate cracks along with the increase of the service time, and if the structure is in service in a marine environment for a long time, moisture and corrosive ions can permeate into the reinforced concrete structure from the cracks to cause the corrosion of reinforcing steel bars, so that the bearing performance and the durability of the structure are reduced.
The fiber reinforced composite material is a composite material formed by winding, molding or pultrusion of a reinforced fiber material such as glass fiber, carbon fiber, aramid fiber and the like and a matrix material, and has the advantages of light weight, high strength, good durability, strong designability and the like. If the fiber reinforced composite material is combined with the steel wire to form the steel-fiber bundle composite material, the advantages of light weight and high strength of the fiber reinforced composite material are fully utilized, the stress performance is greatly improved, the self weight of the fiber reinforced composite material is reduced, the problem of easy corrosion can be well solved by replacing a steel bar, the service life of the concrete structure can be prolonged in the environment with serious corrosion, and related technical reports are not found in the prior art.
Disclosure of Invention
In order to overcome the defects of the existing steel bar, the invention provides a steel-fiber bundle composite material and application thereof, which can be used for replacing the steel bar for a concrete structural member, can improve the corrosion resistance and is used for marine environment occasions with serious corrosion.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a steel-fiber bundle composite material which comprises a steel wire and a continuous fiber reinforced composite material, wherein the steel wire is used as a core, and the continuous fiber reinforced composite material is used as a coating layer.
Preferably, the steel wire has a diameter of 1-5 mm.
Preferably, the continuous fiber reinforced composite material is selected from one of a glass fiber reinforced composite material, a carbon fiber reinforced composite material, an aramid fiber reinforced composite material or a basalt fiber reinforced composite material.
Preferably, the continuous fibre reinforced composite has a thickness of 0.1 to 1.5 mm.
The steel-fiber bundle composite material provided by the invention is obtained by weaving and forming the continuous fiber reinforced composite material around the circumferential direction of the steel wire along the extending direction of the continuous fiber bundle.
The invention also provides a concrete structural member for ocean engineering, which comprises the steel-fiber bundle composite material and is used as a reinforcing rib.
The invention also provides application of the steel-fiber bundle composite material in concrete structural members for ocean engineering.
Compared with the prior art, the steel-fiber bundle composite material is formed by weaving the continuous fiber reinforced composite material outside the steel wire, and has the following beneficial effects:
(1) by utilizing the characteristics of easy bending and strong designability of the steel wire, the obtained steel-fiber bundle composite material can be easily bent and can be processed into an ideal shape and size.
(2) The fiber reinforced composite material has the advantages of light weight resistance and high strength, replaces the traditional steel bar to prepare the concrete structural member, can greatly improve the stress performance, and simultaneously reduces the self weight of the structural member.
(3) The fiber reinforced composite material has the advantage of good corrosion resistance, can make up the defect that the steel bar is easy to corrode by replacing the traditional steel bar to prepare the reinforced concrete member, ensures that the member can be used in the marine environment with serious corrosion, and has good application prospect.
Drawings
FIG. 1 is a cross-sectional view of a steel-fiber bundle composite in an example; wherein, the 1-steel wire and the 2-continuous fiber reinforced composite material.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that several modifications and enhancements may be made by those skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
As shown in fig. 1, the following example provides a steel-fiber bundle composite comprising a steel wire 1, a continuous fiber reinforced composite 2, wherein the steel wire 1 is located at the center of the continuous fiber reinforced composite 2, and the steel wire has a diameter of 1-5 mm.
According to some embodiments, the continuous fiber reinforced composite material may be selected from a glass fiber reinforced composite material, a carbon fiber reinforced composite material, an aramid fiber reinforced composite material, or a basalt fiber reinforced composite material.
According to some embodiments, the continuous fiber reinforced composite material has a thickness within a range of 0.1 to 1.5 mm.
According to some embodiments, the steel-fiber bundle composite is formed by braiding continuous fiber reinforced composite around the circumference of the steel wire along the extending direction of the continuous fiber bundle.
The following is further illustrated by specific examples.
Example 1
This example prepares a concrete structure for use in marine environment, which uses a steel-fiber bundle composite as a reinforcing rib, and includes the following steps:
(1) preparing a steel wire with the diameter of 5mm and a continuous fiber reinforced composite material, and weaving the continuous fiber reinforced composite material around the circumferential direction of the steel wire along the extending direction of a continuous fiber bundle of the continuous fiber reinforced composite material to obtain a steel-fiber bundle composite material, wherein the thickness of the continuous fiber reinforced composite material is 1 mm;
(2) and forming the obtained steel-fiber bundle composite material into a reinforcing rib structure for forming a concrete structural member in various forms.
In a word, the steel-fiber bundle composite material disclosed by the invention is simple in production process, can be produced in an industrial manner, can be used for marine environment occasions with severe corrosion, and has a good application prospect.
Claims (7)
1. The steel-fiber bundle composite material is characterized by comprising a steel wire and a continuous fiber reinforced composite material, wherein the steel wire is used as a core and the continuous fiber reinforced composite material is used as a coating layer.
2. A steel-fibre bundle composite according to claim 1, characterised in that the steel filaments have a diameter of 1-5 mm.
3. The steel-fiber strand composite of claim 1, wherein the continuous fiber reinforced composite is selected from one of a glass fiber reinforced composite, a carbon fiber reinforced composite, an aramid fiber reinforced composite, or a basalt fiber reinforced composite.
4. The steel-fiber bundle composite of claim 1, wherein the continuous fiber reinforced composite has a thickness of 0.1-1.5 mm.
5. The steel-fiber bundle composite according to claim 1, wherein the steel-fiber bundle composite is obtained by braiding the continuous fiber-reinforced composite around the circumference of the steel wire in the extending direction of the continuous fiber bundle thereof.
6. A concrete structural member for ocean engineering comprising the steel-fiber bundle composite material according to any one of claims 1 to 5 as a reinforcing rib.
7. Use of the steel-fibre bundle composite according to any one of claims 1 to 5 in concrete structural members for marine engineering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552028.2A CN114016667A (en) | 2021-12-17 | 2021-12-17 | Steel-fiber bundle composite material and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552028.2A CN114016667A (en) | 2021-12-17 | 2021-12-17 | Steel-fiber bundle composite material and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114016667A true CN114016667A (en) | 2022-02-08 |
Family
ID=80069117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111552028.2A Pending CN114016667A (en) | 2021-12-17 | 2021-12-17 | Steel-fiber bundle composite material and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114016667A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024088361A1 (en) * | 2022-10-28 | 2024-05-02 | 香港理工大学 | Composite wrapped steel bar and manufacturing method therefor, on-site bending method, and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060766A (en) * | 2014-06-16 | 2014-09-24 | 四川航天五源复合材料有限公司 | Steel-continuous-fiber composite bar for building |
| CN107217786A (en) * | 2017-05-05 | 2017-09-29 | 广东工业大学 | Confusion type FRP steel composite reinforcing marine sand concrete beams |
| CN210395860U (en) * | 2019-09-26 | 2020-04-24 | 四川航天拓达玄武岩纤维开发有限公司 | Basalt fiber composite rib |
| CN112324054A (en) * | 2020-10-15 | 2021-02-05 | 江苏绿材谷新材料科技发展有限公司 | Steel-continuous fiber composite bar and preparation method thereof |
-
2021
- 2021-12-17 CN CN202111552028.2A patent/CN114016667A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060766A (en) * | 2014-06-16 | 2014-09-24 | 四川航天五源复合材料有限公司 | Steel-continuous-fiber composite bar for building |
| CN107217786A (en) * | 2017-05-05 | 2017-09-29 | 广东工业大学 | Confusion type FRP steel composite reinforcing marine sand concrete beams |
| CN210395860U (en) * | 2019-09-26 | 2020-04-24 | 四川航天拓达玄武岩纤维开发有限公司 | Basalt fiber composite rib |
| CN112324054A (en) * | 2020-10-15 | 2021-02-05 | 江苏绿材谷新材料科技发展有限公司 | Steel-continuous fiber composite bar and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024088361A1 (en) * | 2022-10-28 | 2024-05-02 | 香港理工大学 | Composite wrapped steel bar and manufacturing method therefor, on-site bending method, and application |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220208 |
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