High-strength carbon fiber plate

Abstract

The utility model discloses a high-strength carbon fiber plate and relates to the technical field of carbon fiber materials. Comprising a carbon fiber plate body, protective films are attached to the upper face and the lower face of the carbon fiber plate body, and the carbon fiber plate body comprises an alloy sandwich layer, aramid fiber bundles, a first bonding resin layer, a lower glass fiber layer, a second bonding resin layer, a lower carbon fiber layer, a third bonding resin layer, an upper glass fiber layer, a fourth bonding resin layer and an upper carbon fiber layer. Grooves are formed in the upper face and the lower face of the alloy sandwich layer, and the aramid fiber bundles are filled in the grooves. The high-strength carbon fiber plate, the composite aramid fiber bundle and the glass fiber layer have the characteristics of light weight and high tensile strength, can bear larger strain, and can be used as reinforcing materials, and the alloy sandwich layer is added in a matched manner, so that the strength and the rigidity of the composite carbon fiber plate are greatly improved, and compared with the arrangement of reinforcing steel bars, the composite carbon fiber plate has higher strength and rigidity. The structure is light in total weight, simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of carbon fiber materials, in particular to a high-strength carbon fiber plate. Background Art

[0002] Carbon fiber boards are made by hardening carbon fibers arranged in the same direction through resin impregnation. As a lightweight, high-strength composite material, they have demonstrated excellent performance and broad application prospects in many fields, from aerospace to automotive manufacturing, from sports equipment to construction. With their unique advantages, carbon fiber boards are gradually changing our lives.

[0003] Most of the existing carbon fiber sheets are provided with reinforcing steel bars inside to improve the strength of the sheet. However, this type of carbon fiber sheet is heavy, very inconvenient for users to use, and has a poor user experience. Utility Model Content

[0004] The utility model provides a high-strength carbon fiber plate to solve the problems in the background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a high-strength carbon fiber plate, comprising a carbon fiber plate main body, wherein protective films are attached to the upper and lower surfaces of the carbon fiber plate main body; the carbon fiber plate main body comprises an alloy sandwich layer, an aramid fiber bundle, a first adhesive resin layer, a lower glass fiber layer, a second adhesive resin layer, a lower carbon fiber layer, a third adhesive resin layer, an upper glass fiber layer, a fourth adhesive resin layer and an upper carbon fiber layer, the upper and lower surfaces of the alloy sandwich layer are provided with grooves, the aramid fiber bundle is filled in the grooves, the lower glass fiber layer is bonded to the bottom surface of the alloy sandwich layer through the first adhesive resin layer, the lower carbon fiber layer is bonded to the bottom surface of the lower glass fiber layer through the second adhesive resin layer, the upper glass fiber layer is bonded to the top surface of the alloy sandwich layer through the third adhesive resin layer, and the upper carbon fiber layer is bonded to the top surface of the upper glass fiber layer through the fourth adhesive resin layer.

[0006] Furthermore, the protective film is a transparent film, and the protective film completely covers the upper and lower surfaces of the carbon fiber plate body.

[0007] Furthermore, the grooves are evenly distributed on the upper and lower surfaces of the alloy sandwich layer, and the grooves on the upper and lower surfaces are staggered.

[0008] Furthermore, the aramid fiber bundle is laid flat in the groove, and the aramid fiber bundle is bonded in the groove by resin glue.

[0009] Furthermore, the lower glass fiber layer and the lower carbon fiber layer are sequentially located on the bottom surface of the alloy sandwich layer, and the thickness of the lower glass fiber layer and the lower carbon fiber layer are the same.

[0010] Furthermore, the upper glass fiber layer and the upper carbon fiber layer are sequentially located on the top surface of the alloy sandwich layer, and the thickness of the upper glass fiber layer and the upper carbon fiber layer are the same.

[0011] Compared with the prior art, the present invention provides a high-strength carbon fiber plate with the following features:

[0012] Beneficial effects:

[0013] The high-strength carbon fiber plate, the composite aramid fiber bundle and the glass fiber layer are all light in weight and have high tensile strength, can withstand large strains, and can both be used as reinforcing materials. Combined with the added alloy sandwich layer, the strength and rigidity of the composite carbon fiber plate are greatly improved. Compared with the setting of reinforcing steel bars, the overall weight of the structure is lighter, the structure is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0016] Figure 3 This is an exploded view of the carbon fiber plate main body of the present utility model.

[0017] In the figure: 1. Carbon fiber plate body; 11. Alloy sandwich layer; 12. Aramid fiber bundle; 13. First adhesive resin layer; 14. Lower glass fiber layer; 15. Second adhesive resin layer; 16. Lower carbon fiber layer; 17. Third adhesive resin layer; 18. Upper glass fiber layer; 19. Fourth adhesive resin layer; 110. Upper carbon fiber layer; 111. Groove; 2. Protective film. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-Figure 3 The utility model discloses a high-strength carbon fiber board, comprising a carbon fiber board body 1, wherein protective films 2 are attached to the upper and lower surfaces of the carbon fiber board body 1. The composite aramid fiber bundle 12 and the glass fiber layer are both light in weight and high in tensile strength, can withstand large strains, and can both be used as reinforcing materials. In combination with the added alloy sandwich layer 11, the strength and rigidity of the composite carbon fiber board are greatly improved. Compared with the provision of reinforcing steel bars, the overall weight of the structure is lighter, the structure is simpler, and it is convenient to use.

[0020] The carbon fiber plate body 1 includes an alloy sandwich layer 11, an aramid fiber bundle 12, a first adhesive resin layer 13, a lower glass fiber layer 14, a second adhesive resin layer 15, a lower carbon fiber layer 16, a third adhesive resin layer 17, an upper glass fiber layer 18, a fourth adhesive resin layer 19 and an upper carbon fiber layer 110. The upper and lower surfaces of the alloy sandwich layer 11 are provided with grooves 111, and the aramid fiber bundle 12 is filled in the grooves 111. The lower glass fiber layer 14 is bonded to the bottom surface of the alloy sandwich layer 11 through the first adhesive resin layer 13, the lower carbon fiber layer 16 is bonded to the bottom surface of the lower glass fiber layer 14 through the second adhesive resin layer 15, the upper glass fiber layer 18 is bonded to the top surface of the alloy sandwich layer 11 through the third adhesive resin layer 17, and the upper carbon fiber layer 110 is bonded to the top surface of the upper glass fiber layer 18 through the fourth adhesive resin layer 19.

[0021] Specifically, the protective film 2 is a transparent film, and the protective film 2 completely covers the upper and lower surfaces of the carbon fiber plate body 1.

[0022] In this embodiment, the protective film 2 mainly plays a protective role, preventing the intrusion of pollutants such as dirt and oil stains, while protecting the carbon fiber plate from damage and extending its service life.

[0023] Specifically, the grooves 111 are evenly distributed on the upper and lower surfaces of the alloy sandwich layer 11 , and the grooves 111 on the upper and lower surfaces are staggered.

[0024] In this embodiment, the groove 111 is an assembly structure used for compounding the alloy sandwich layer 11 and the aramid fiber bundle 12 .

[0025] Specifically, the aramid fiber bundle 12 is laid flat in the groove 111 , and the aramid fiber bundle 12 is bonded in the groove 111 by resin glue.

[0026] In this embodiment, the aramid fiber bundle 12 has extremely high tensile strength and modulus. The use of aramid fiber can not only enhance the structural strength of the material, but also improve its integrity and durability.

[0027] Specifically, the lower glass fiber layer 14 and the lower carbon fiber layer 16 are sequentially located on the bottom surface of the alloy sandwich layer 11 , and the lower glass fiber layer 14 and the lower carbon fiber layer 16 have the same thickness.

[0028] In this embodiment, the glass fiber layer is glass fiber, which has excellent strength and toughness and is lighter than other materials.

[0029] Specifically, the upper glass fiber layer 18 and the upper carbon fiber layer 110 are sequentially located on the top surface of the alloy sandwich layer 11 , and the upper glass fiber layer 18 and the upper carbon fiber layer 110 have the same thickness.

[0030] In this embodiment, the multi-layer structure of the alloy sandwich layer 11 is composited on both sides, which is beneficial to improving the overall structural strength.

[0031] When in use, the composite aramid fiber bundle 12 and glass fiber layer are both light in weight and have high tensile strength, can withstand large strains, and can both be used as reinforcing materials. Combined with the added alloy sandwich layer 11, the strength and rigidity of the composite carbon fiber plate are greatly improved. Compared with the setting of reinforcing steel bars, the overall weight of the structure is lighter, the structure is simple and easy to use.

[0032] In summary, the high-strength carbon fiber board, the composite aramid fiber bundle 12 and the glass fiber layer all have the characteristics of light weight and high tensile strength, can withstand large strains, and can be used as reinforcing materials. Combined with the added alloy sandwich layer 11, the strength and rigidity of the composite carbon fiber board are greatly improved. Compared with the setting of reinforcing steel bars, the overall weight of the structure is lighter, the structure is simple and easy to use.

[0033] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength carbon fiber plate, comprising a carbon fiber plate body (1), characterized in that: Protective films (2) are attached to both the upper and lower surfaces of the carbon fiber plate body (1); The carbon fiber plate body (1) comprises an alloy sandwich layer (11), an aramid fiber bundle (12), a first adhesive resin layer (13), a lower glass fiber layer (14), a second adhesive resin layer (15), a lower carbon fiber layer (16), a third adhesive resin layer (17), an upper glass fiber layer (18), a fourth adhesive resin layer (19) and an upper carbon fiber layer (110), wherein grooves (111) are provided on both the upper and lower surfaces of the alloy sandwich layer (11), and the aramid fiber bundle (12) is filled in the grooves. In (111), the lower glass fiber layer (14) is bonded to the bottom surface of the alloy sandwich layer (11) through the first adhesive resin layer (13), the lower carbon fiber layer (16) is bonded to the bottom surface of the lower glass fiber layer (14) through the second adhesive resin layer (15), the upper glass fiber layer (18) is bonded to the top surface of the alloy sandwich layer (11) through the third adhesive resin layer (17), and the upper carbon fiber layer (110) is bonded to the top surface of the upper glass fiber layer (18) through the fourth adhesive resin layer (19).

2. The high-strength carbon fiber plate according to claim 1, characterized in that: The protective film (2) is a transparent film, and the protective film (2) completely covers the upper and lower surfaces of the carbon fiber plate body (1).

3. The high-strength carbon fiber plate according to claim 1, characterized in that: The grooves (111) are evenly distributed on the upper and lower surfaces of the alloy sandwich layer (11), and the grooves (111) on the upper and lower surfaces are arranged in a staggered manner.

4. The high-strength carbon fiber plate according to claim 1, characterized in that: The aramid fiber bundle (12) is laid flat in the groove (111), and the aramid fiber bundle (12) is bonded in the groove (111) by resin glue.

5. The high-strength carbon fiber plate according to claim 1, characterized in that: The lower glass fiber layer (14) and the lower carbon fiber layer (16) are sequentially located on the bottom surface of the alloy sandwich layer (11), and the lower glass fiber layer (14) and the lower carbon fiber layer (16) have the same thickness.

6. The high-strength carbon fiber plate according to claim 1, characterized in that: The upper glass fiber layer (18) and the upper carbon fiber layer (110) are sequentially located on the top surface of the alloy sandwich layer (11), and the upper glass fiber layer (18) and the upper carbon fiber layer (110) have the same thickness.

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