CN217760202U - Carbon fiber grid component reinforced structure - Google Patents
Carbon fiber grid component reinforced structure Download PDFInfo
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- CN217760202U CN217760202U CN202221373372.5U CN202221373372U CN217760202U CN 217760202 U CN217760202 U CN 217760202U CN 202221373372 U CN202221373372 U CN 202221373372U CN 217760202 U CN217760202 U CN 217760202U
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Abstract
The utility model discloses a carbon fiber net component reinforced structure belongs to reinforcement engineering technical field. It includes and is used for strengthening the component, includes: a substrate; the adhesive is impregnating resin and is coated on the base material in a rolling way; the non-presoaked carbon fiber grids are bonded to the base material and are fully soaked in the adhesive; and the cement-based surface layer is laid on the carbon fiber grids. The carbon fiber mesh which is not presoaked by the carbon fiber mesh has good flexibility, has higher degree of fitting with a member, and can avoid non-fitting particularly at corners; before the construction of the cement-based surface layer, the carbon fiber grids do not need to be mechanically fixed, and only the impregnated adhesive is used for sticking, so that the construction time is saved, and the carbon fiber grids are prevented from being damaged by shooting nails; after the cement-based surface layer is constructed, the peeling phenomenon is easy to occur among mortars by only rolling through a roller and by the capability of impregnating resin to enhance the surface strength of concrete and the interfacial bonding capability.
Description
Technical Field
The utility model belongs to the technical field of the reinforcement engineering, more specifically say, relate to a carbon fiber net component reinforced structure.
Background
The carbon fiber mesh cloth as a reinforcing material is widely applied to reinforcing projects of masonry structures, concrete wallboards, tunnel roofs and the like. The traditional construction method is that the surface of the member is coated with an interface agent, then a layer of epoxy mortar is laid, the presoaked mesh fabric is fixed on the surface of the member in a nail shooting mode and the like, and polymer mortar is coated again. The preimpregnated carbon fiber meshes are hard and are difficult to completely fit the surfaces of the components, so that the fibers cannot be linearly distributed along the stress direction, the reinforcing effect is influenced, and the peeling phenomenon is easy to occur between two layers of mortar.
SUMMERY OF THE UTILITY MODEL
1. Problems to be solved
Poor and the easy problem that the peeling phenomenon appears between two-layer mortar of carbon fiber net reinforcing effect to preimpregnation among the prior art, the utility model provides a carbon fiber net component reinforced structure avoids appearing peeling phenomenon when improving carbon fiber net reinforcing effect.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A carbon fiber mesh component reinforcement structure for reinforcing a component, comprising:
a substrate;
the adhesive is impregnating resin and is coated on the base material in a rolling way;
the non-presoaked carbon fiber grids are bonded to the base material and are fully soaked in the adhesive;
and the cement-based surface layer is laid on the carbon fiber grids.
Preferably, the thickness of the cement-based surface layer is 0.5-1cm.
Preferably, the method further comprises the following steps:
and the outer protective layer covers the base material, the carbon fiber grids which are not presoaked and the cement-based surface layer and is combined with the members into a whole, and the outer protective layer is one of carbon fiber cloth, basalt fiber cloth, glass fiber cloth and aramid fiber cloth.
Preferably, at least a part of the bottom surface of the cement-based surface layer is impregnated with the adhesive, and the base material, the adhesive, the carbon fiber mesh and the cement-based surface layer are tightly bonded together.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The carbon fiber grids which are not presoaked in the carbon fiber grids in the utility model have good flexibility and higher degree of fitting with the components, and particularly can avoid non-fitting at corners; before the construction of the cement-based surface layer, the carbon fiber grids do not need to be mechanically fixed, and only the impregnated adhesive is used for adhering, so that the construction time is saved, and the damage of the carbon fiber grids caused by nail shooting is avoided; after the cement-based surface layer is constructed, the peeling phenomenon among the mortars is easy to occur through the capabilities of enhancing the surface strength of the concrete and enhancing the interface bonding capability of the impregnating resin by rolling through a roller;
(2) The utility model discloses a carbon fiber net component reinforced structure, because net cloth and substrate laminating are better, the cement base surface layer is very thin enough, material consumption saving; meanwhile, the steps of the construction process are few, and the construction time can be saved.
Drawings
FIG. 1 is a schematic structural view of a carbon fiber mesh reinforcement structure of the present application;
FIG. 2 is a flow chart of a carbon fiber mesh member reinforcement structure construction process of the present application;
in the figure: 1. a substrate; 2. an adhesive; 3. carbon fiber grids; 4. a cement-based facing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Similarly, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.
As shown in fig. 1, as one of the embodiments of the present application, there is provided a carbon fiber mesh 3 member reinforcing structure for reinforcing a member, including:
a substrate 1;
the adhesive 2 is impregnating resin, and is roll-coated on the base material 1;
the non-presoaked carbon fiber grids 3 are bonded to the base material 1 and are fully soaked in the adhesive 2;
and a cement-based surface layer 4 laid on the carbon fiber mesh 3.
In the embodiment, the member refers to a building member or a structural member, and exemplarily, the member may be a reinforced concrete bridge member, and thus, the reinforced concrete bridge may be reinforced. The carbon fiber grids 3 which are not presoaked have good flexibility and higher degree of fitting with the member, and particularly, the carbon fiber grids can avoid non-fitting at corners; before the construction of the cement-based surface layer 4, the carbon fiber grids 3 do not need to be mechanically fixed, and the carbon fiber grids 3 only need to be adhered by using dipping glue, so that the construction time is saved, and the carbon fiber grids 3 are prevented from being damaged by nail shooting; after the cement-based surface layer 4 is constructed, the peeling phenomenon is easy to occur among mortars by only rolling through a roller and by the capability of impregnating resin to enhance the surface strength of concrete and enhance the interfacial bonding capability.
In a preferred embodiment, the cement-based facing 4 has a thickness of 0.5-1cm. Because the grid cloth is well attached to the base material 1, the cement-based surface layer 4 is only thin, and the thickness of the cement-based surface layer 4 is set to be 0.5-1cm, so that the construction time can be saved, and the material consumption can be saved.
In a preferred embodiment, the composite material further comprises an outer protective layer, wherein the outer protective layer covers the substrate 1, the non-presoaked carbon fiber mesh 3 and the cement-based surface layer 4 and is combined with the components into a whole, and the outer protective layer is one of carbon fiber cloth, basalt fiber cloth, glass fiber cloth and aramid fiber cloth. The outer protective layer can ensure that the carbon fiber grids 3, the impregnating resin and the cement-based surface layer 4 work together, the crack resistance, the stability and the durability are improved, the corrosion of the external environment is further avoided, the carbon fiber grids 3 are effectively protected, and the reinforcing effect of the bridge body structure is continuously effective.
In a preferred embodiment, at least a part of the bottom surface of the cement-based surface layer 4 is impregnated with the adhesive 2, and the substrate 1, the adhesive 2, the carbon fiber mesh 3 and the cement-based surface layer 4 are tightly bonded together. At least one part of the bottom surface of the cement-based surface layer 4 is immersed in the adhesive 2, so that the interface can be further strengthened, and the bonding strength at the interface is improved; meanwhile, after the cement-based surface layer 4 is constructed, the roller rolling is further carried out, so that the capabilities of impregnating resin for enhancing the surface strength of concrete and enhancing the interface bonding capability are further improved, and the phenomenon that mortar is easy to peel off is avoided.
As shown in fig. 2, when the carbon fiber mesh member reinforcing structure in the embodiment is constructed on site, the surface of the member is first cleaned and leveled, and positioning and paying off are performed. And uniformly coating impregnating resin on the component, adhering the non-presoaked carbon fiber grids on the surface of the component after coating, and fully infiltrating the fibers with the impregnating resin by using a roller brush or a scraper. Before the resin is initially set, a cement-based surface layer is made, and the thickness of the cement-based surface layer is about 0.5-1cm.
The utility model discloses the example is only right the preferred embodiment of the utility model describes, and is not right the utility model discloses think about and the scope is injectd, not deviating from the utility model discloses under the prerequisite of design thought, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.
Claims (4)
1. A carbon fiber mesh component reinforced structure for reinforcing a component, characterized in that: the method comprises the following steps:
a substrate;
the adhesive is impregnating resin and is coated on the base material in a rolling way;
the non-presoaked carbon fiber grids are bonded to the base material and are fully soaked in the adhesive;
and the cement-based surface layer is laid on the carbon fiber grids.
2. A carbon fiber mesh component reinforcement structure according to claim 1, wherein: the thickness of the cement-based surface layer is 0.5-1cm.
3. A carbon fiber mesh component reinforcement structure according to claim 1, wherein: further comprising:
and the outer protective layer covers the base material, the carbon fiber grids which are not presoaked and the cement-based surface layer and is combined with the component into a whole together, and the outer protective layer is one of carbon fiber cloth, basalt fiber cloth, glass fiber cloth and aramid fiber cloth.
4. A carbon fiber mesh component reinforcement structure according to claim 1, wherein: at least one part of the bottom surface of the cement-based surface layer is immersed in the adhesive, and the base material, the adhesive, the carbon fiber grids and the cement-based surface layer are tightly bonded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221373372.5U CN217760202U (en) | 2022-06-02 | 2022-06-02 | Carbon fiber grid component reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221373372.5U CN217760202U (en) | 2022-06-02 | 2022-06-02 | Carbon fiber grid component reinforced structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217760202U true CN217760202U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221373372.5U Active CN217760202U (en) | 2022-06-02 | 2022-06-02 | Carbon fiber grid component reinforced structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217760202U (en) |
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2022
- 2022-06-02 CN CN202221373372.5U patent/CN217760202U/en active Active
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