CN214655516U - 22-degree carbon yarn prepreg - Google Patents

Abstract

The utility model discloses a 22-degree carbon yarn prepreg, which comprises a carbon yarn body, wherein the carbon yarn body comprises carbon fiber warps and carbon fiber wefts which are arranged in a staggered manner, and the carbon fiber warps and the carbon fiber wefts respectively comprise two carbon fiber bundles with the degree of +22 and carbon fiber bundles with the degree of-22 which are spirally wound with each other; and the carbon fiber warp and the carbon fiber weft are wrapped with elastic buffer layers. The 22-degree carbon yarn prepreg has good torsion and shear resistance, and the quality of the carbon fiber prepreg is effectively ensured.

Description

22-degree carbon yarn prepreg

Technical Field

The utility model relates to a preimpregnation material technical field, concretely relates to 22 degrees carbon yarn preimpregnation materials.

Background

The carbon fiber prepreg is a composite material processed by carbon fiber yarns, epoxy resin, release paper and other materials through the processes of coating, hot pressing, cooling, laminating, coiling and the like; the method is widely applied to the fields of fishing tackle, sports equipment, sports goods, aerospace and the like, and is used for manufacturing important military products such as rockets, missiles, satellites, radars, bullet-proof vehicles, body armor and the like in military.

At present, the unidirectional carbon fibers or carbon fiber woven fabric weave structures are mostly used, wherein prepreg made of the unidirectional carbon fibers has good strength guarantee in the parallel direction, but no fiber orientation exists in other directions, so that the torsion resistance of the prepreg is poor, and the phenomena of bending and twisting are easy to occur, thereby affecting the quality of the carbon fiber prepreg.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a 22 degree carbon yarn preimpregnation material has solved current carbon fiber preimpregnation material's torsion resistance relatively poor at least effectively, appears tortuous and kinked phenomenon easily to influence the problem of carbon fiber preimpregnation material quality.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a22-degree carbon yarn prepreg comprises a carbon yarn body, wherein the carbon yarn body comprises carbon fiber warps and carbon fiber wefts which are arranged in a staggered mode, and the carbon fiber warps and the carbon fiber wefts respectively comprise + 22-degree carbon fiber bundles and-22-degree carbon fiber bundles which are spirally wound with each other; and the carbon fiber warp yarns and the carbon fiber weft yarns are wrapped with elastic buffer layers.

By the arrangement, the carbon fiber warp and the carbon fiber weft are arranged in a staggered manner, so that the fiber orientation of the prepreg in other directions is improved, and the carbon fiber warp and the carbon fiber weft are spirally wound by one carbon fiber bundle of +22 degrees and-22 degrees, so that the torsion resistance and the shearing force resistance of the carbon yarn body are effectively improved, and the torsion resistance of the carbon yarn body is increased; meanwhile, the elasticity of the carbon yarn body is improved through the elastic buffer layer, the toughness of the carbon yarn body is enhanced, the carbon yarn body is repeatedly bent, the problem of fracture or local fracture is not easy to occur, and the quality of the carbon fiber prepreg is effectively guaranteed.

Further, the carbon fiber warp yarns and the carbon fiber weft yarns are arranged in a mutually staggered mode at the angle of +22 degrees and the angle of-22 degrees.

So set up, further improve the twisting resistance of carbon yarn body, make the carbon yarn body warp and weft's the ability that resists of stress direction and destroy and obtain promoting, satisfied the mechanical properties demand of carbon fiber preimpregnation material to a certain extent.

Further setting, the carbon fiber warp with the carbon fiber weft with all wrap up between the elastic buffer layer and have the nylon fiber layer.

So set up, strengthened carbon fiber warp and carbon fiber weft's bulk strength through the nylon fiber layer to the structural strength of carbon yarn body has been strengthened.

In a further arrangement, the elastic buffer layer comprises an aerogel buffer layer wrapped by the nylon fiber layer.

With the arrangement, the aerogel has the advantages of better elasticity, ultra-light weight and firmness and durability.

Further setting, the aerogel buffer layer parcel has the glass fiber layer outward.

So set up, glass fiber has better mechanical strength, has improved the toughness of carbon yarn body, makes it have secondary fracture's characteristic to a certain extent, and then has improved the bearing capacity of carbon yarn body.

Further, a wear-resistant layer is arranged outside the glass fiber layer.

So set up, because glass fiber's wearability is relatively poor, increase its wearability through the wearing layer, prolong its life.

Further provided, the wear-resistant layer is a silica wear-resistant layer.

So set up, silica has excellent cost advantage and wear-resisting effect.

(III) advantageous effects

Compared with the prior art, the utility model provides a 22 degrees carbon yarn preimpregnation material possesses following beneficial effect:

the carbon fiber warp and the carbon fiber weft of the 22-degree carbon yarn prepreg are mutually staggered at the angle of +22 degrees and 22 degrees, so that the fiber orientation of the prepreg in other directions is improved, and the carbon fiber warp and the carbon fiber weft are spirally wound by one carbon fiber bundle at the angle of +22 degrees and 22 degrees, so that the torsion and shearing resistance of the carbon yarn body is effectively improved, and the torsion resistance of the carbon yarn body is increased; meanwhile, the elasticity of the carbon yarn body is improved through the elastic buffer layer, the toughness of the carbon yarn body is enhanced, the carbon yarn body is repeatedly bent, the problem of fracture or local fracture is not easy to occur, and the quality of the carbon fiber prepreg is effectively guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial sectional structure schematic diagram of a single carbon fiber warp.

In the drawings: 1. carbon fiber warp yarns; 2. carbon fiber weft yarns; 3. carbon fiber bundles; 4. an elastic buffer layer; 41. an aerogel buffer layer; 5. a nylon fiber layer; 6. a glass fiber layer; 7. a wear layer; 71. a silica abrasion resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic view of the overall structure of the present invention, and fig. 2 is a schematic view of a partial cross-sectional structure of a single carbon fiber warp.

The utility model provides a 22 degree carbon yarn preimpregnation material, including the carbon yarn body, the carbon yarn body is woven by carbon fiber warp 1 and carbon fiber weft 2 crisscross each other, and carbon fiber warp 1 is the same with carbon fiber weft 2, and carbon fiber warp 1 and carbon fiber weft 2 are +22 degree and-22 degree crisscross each other and set up each other; so, not only improved the fibre orientation of preimpregnation material on other directions, improved the twisting resistance of carbon yarn body moreover, made the carbon yarn body in warp and weft's the ability of resisting deformation and destruction obtain promoting, satisfied the mechanical properties demand of carbon fiber preimpregnation material to a certain extent. The carbon fiber warp 1 is formed by mutually spirally winding and weaving the carbon fiber bundles 3 with the angle of +22 degrees and the carbon fiber bundles 3 with the angle of-22 degrees, and the carbon fiber weft 2 is also formed by mutually spirally winding and weaving the carbon fiber bundles 3 with the angle of +22 degrees and the carbon fiber bundles 3 with the angle of-22 degrees; therefore, the torsion and shearing resistance of the carbon yarn body is further improved, and the torsion resistance of the carbon yarn body is increased. All parcel has elastic buffer layer 4 outside carbon fiber warp 1 and carbon fiber weft 2, has improved the elasticity of carbon yarn body through elastic buffer layer 4, has strengthened the toughness of carbon yarn body, makes it buckle repeatedly also difficult fracture or local cracked problem appear, and then has effectively guaranteed the quality of carbon fiber preimpregnation material.

Further, a nylon fiber layer 5 is wrapped and bonded between the carbon fiber warp 1 and the carbon fiber weft 2 and the elastic buffer layer 4 through an adhesive. The overall strength of the carbon fiber warp 1 and the carbon fiber weft 2 is enhanced through the nylon fiber layer 5, so that the structural strength of the carbon yarn body is enhanced.

And elastic buffer layer 4 is aerogel buffer layer 41 wrapped and bonded outside nylon fiber layer 5 by an adhesive. Because the aerogel has better elasticity, ultralight weight, and sturdy and durable's advantage for carbon yarn body has not only improved the wholeness ability, and light in weight moreover.

Further, a glass fiber layer 6 is wrapped and bonded outside the aerogel buffer layer 41 by an adhesive; because glass fiber has better mechanical strength, so, can effectively improve the toughness of carbon yarn body, make the carbon yarn body have secondary fracture's characteristic to a certain extent, promptly, after glass fiber fracture, because aerogel buffer layer 41 makes the carbon yarn body can also continue to bear certain load, and then has improved the loading capacity of carbon yarn body. The abrasion resistance of the glass fiber is poor, so that the abrasion-resistant layer 7 is arranged outside the glass fiber layer 6, and the abrasion resistance of the glass fiber layer is improved by the abrasion-resistant layer 7; specifically, the wear-resistant layer 7 is a silica wear-resistant layer 71, silica has excellent cost advantage and wear-resistant effect, and silica is wrapped and bonded outside the glass fiber through an adhesive, so that the service life of the glass fiber is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A22-degree carbon yarn prepreg comprises a carbon yarn body, and is characterized in that the carbon yarn body comprises carbon fiber warps (1) and carbon fiber wefts (2) which are arranged in a staggered mode, and the carbon fiber warps (1) and the carbon fiber wefts (2) respectively comprise + 22-degree carbon fiber bundles (3) and-22-degree carbon fiber bundles (3) which are spirally wound with each other; and the carbon fiber warp (1) and the carbon fiber weft (2) are wrapped with elastic buffer layers (4).

2. A 22 degree carbon yarn prepreg according to claim 1, wherein the carbon fiber warp yarns (1) and the carbon fiber weft yarns (2) are staggered from each other by +22 degrees and-22 degrees.

3. A 22 degree carbon yarn prepreg according to claim 2, wherein a nylon fiber layer (5) is wrapped between the carbon fiber warp (1) and the carbon fiber weft (2) and the elastic buffer layer (4).

4. A 22 degree carbon yarn prepreg according to claim 3, wherein the elastic buffer layer (4) comprises an aerogel buffer layer (41) disposed around the nylon fibre layer (5).

5. A22 degree carbon yarn prepreg according to claim 4, wherein the aerogel cushioning layer (41) is wrapped with a layer of glass fibres (6).

6. A22 degree carbon yarn prepreg according to claim 5, wherein the glass fibre layer (6) is provided with a wear resistant layer (7) externally.

7. A22 degree carbon yarn prepreg according to claim 6, wherein the abrasion resistant layer (7) is a silica abrasion resistant layer (71).

Images