CN219133449U

CN219133449U - Electromagnetic shielding prevention fabric

Info

Publication number: CN219133449U
Application number: CN202222556637.1U
Authority: CN
Inventors: 方进伟
Original assignee: Shanghai Hebo New Material Technology Co ltd
Current assignee: Shanghai Hebo New Material Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-06
Anticipated expiration: 2032-09-27

Abstract

The utility model relates to the field of fabrics, in particular to an electromagnetic shielding fabric. Its technical scheme includes skin-friendly inner liner, electromagnetic shield layer and anticorrosive inoxidizing coating, skin-friendly inner liner sets up the inboard at electromagnetic shield layer, anticorrosive inoxidizing coating sets up the outside at electromagnetic shield layer, skin-friendly inner liner's inboard is the cotton layer, electromagnetic shield layer inside is woven and is had the metal fiber shielding layer, the outside of anticorrosive inoxidizing coating is woven and is had the aramid fiber isolation layer. The anti-corrosion and wear-resistant effects of the outer layers of the fabric are improved through the aramid isolation layers, the elasticity of the fabric can be improved through the polyester tensile layer, the body can be prevented from being bound when the protective garment made of the fabric is worn, the wearing comfort of the protective garment is improved, the overlapped metal fiber shielding layers are woven in the pure cotton waterproof cloth, the probability that electromagnetism passes through the fabric can be reduced, and the anti-electromagnetic shielding performance of the fabric is effectively improved.

Description

Electromagnetic shielding prevention fabric

Technical Field

The utility model relates to the field of fabrics, in particular to an electromagnetic shielding fabric.

Background

The fabric is a material for manufacturing the clothing, mainly comprises a natural fabric and a synthetic fabric, along with the development of society, the requirement of the fabric for manufacturing the clothing is improved, the synthetic fabric gradually replaces the traditional natural fabric, and particularly the fabric for manufacturing the electromagnetic shielding protective clothing is required to have the characteristics of the traditional fabric and also has the electromagnetic shielding prevention function.

The traditional anti-electromagnetic shielding fabric adopts a common three-layer structure, namely an inner skin-friendly layer, an intermediate electromagnetic shielding layer and an outer protective isolation layer, the hardness of the protective isolation layer of the fabric is high, the elasticity of the fabric is limited, when the protective garment made of the fabric is worn, the protective garment is clung to a body, discomfort can be caused to a wearer, and the electromagnetic shielding layer is internally provided with a majority of metal fiber mesh tissues which are only blended with a single layer, so that the anti-electromagnetic shielding performance of the fabric is limited; in view of this, we propose an electromagnetic shielding fabric capable of improving the electromagnetic shielding performance of the fabric and having good elasticity.

Disclosure of Invention

Aiming at the problems in the background technology, the utility model provides the electromagnetic shielding preventing fabric which can improve the electromagnetic shielding preventing performance and has good elasticity.

The technical scheme of the utility model is as follows: the anti-electromagnetic shielding fabric comprises a skin-friendly inner liner layer, an electromagnetic shielding layer and an anti-corrosion protective layer, wherein the skin-friendly inner liner layer is arranged on the inner side of the electromagnetic shielding layer, the anti-corrosion protective layer is arranged on the outer side of the electromagnetic shielding layer, the inner side of the skin-friendly inner liner layer is a cotton layer, a metal fiber shielding layer is woven in the electromagnetic shielding layer, and an aramid fiber isolation layer is woven on the outer side of the anti-corrosion protective layer.

Preferably, the electromagnetic shielding layer is formed by blending and weaving pure cotton waterproof cloth and a metal fiber shielding layer into a whole, the metal fiber shielding layer covers the inside of the pure cotton waterproof cloth, and the net structure formed by the metal fiber shielding layer can prevent electromagnetic radiation from penetrating and improve the electromagnetic shielding effect of the fabric.

Preferably, the pure cotton waterproof cloth is based on a base cloth woven by cotton fibers, the outer surface of the base cloth is coated with a PTFE film, the cotton fibers are adopted to enhance the overall softness of the electromagnetic shielding layer, and the PTFE film can improve the waterproof effect of the pure cotton waterproof cloth.

Preferably, the metal fiber shielding layer is composed of a plurality of weft-wise conductive silver fibers and warp-wise conductive silver fibers, the weft-wise conductive silver fibers and the warp-wise conductive silver fibers are layered and blended in the pure cotton waterproof cloth, and the metal fiber shielding layer with a multi-layer structure is blended in the pure cotton waterproof cloth by adopting a warp-weft knitting method, so that the coverage area and the structure depth of the metal fiber shielding layer can be increased, and the electromagnetic screen effect of the metal fiber shielding layer is enhanced.

Preferably, the upper surface of cotton layer covers has cashmere thermal layer, the upper surface on cashmere thermal layer has woven polyester fiber layer, polyester fiber layer and cotton layer are last to have made polyester sewing thread jointly, can increase the compliance of surface fabric inside lining through cotton layer, can strengthen the dampproof property of skin-friendly inside lining by polyester fiber layer, prevent the inside back of wetting of surface fabric and breeds the bacterium.

Preferably, the cashmere thermal insulation layer is composed of a plurality of cashmere blocks, each cashmere block is sewn between the cotton cloth layer and the polyester fiber layer through polyester sewing threads arranged in double channels, the cashmere blocks are fixed through the double polyester sewing threads, and the whole cashmere thermal insulation layer can be firmly clamped between the cotton cloth layer and the polyester fiber layer.

Preferably, the inside of aramid isolation layer is equipped with polyester tensile layer, polyester tensile layer in situ is woven and is had melt-blown non-woven fabrics, aramid isolation layer, polyester tensile layer and melt-blown non-woven fabrics all weave as an organic wholely with pure cotton waterproof base cloth, can strengthen the tensile effect of surface fabric through polyester tensile layer to with this elasticity that improves the surface fabric.

Compared with the prior art, the utility model has the following beneficial technical effects: the anti-corrosion and wear-resistant effects of the outer layers of the fabric are improved through the aramid isolation layers, the elasticity of the fabric can be improved through the polyester tensile layer, the body can be prevented from being bound when the protective garment made of the fabric is worn, the wearing comfort of the protective garment is improved, the overlapped metal fiber shielding layers are woven in the pure cotton waterproof cloth, the probability that electromagnetism passes through the fabric can be reduced, and the anti-electromagnetic shielding performance of the fabric is effectively improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a layered schematic of the present utility model;

FIG. 3 is a schematic view of a metal fiber shielding layer according to the present utility model;

fig. 4 is a schematic diagram of the stitching of the cashmere thermal layer and the cotton layer in the present utility model.

Reference numerals: 1. a skin friendly inner liner; 11. a cotton cloth layer; 12. a cashmere thermal layer; 13. a polyester fiber layer; 14. a polyester sewing thread; 2. an electromagnetic shielding layer; 21. pure cotton waterproof cloth; 22. a metal fiber shielding layer; 221. weft conductive silver fibers; 222. warp-wise conductive silver fibers; 3. an anti-corrosion protective layer; 31. an aramid isolation layer; 32. a terylene tensile layer; 33. and (5) melt-blowing the non-woven fabric.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-4, the electromagnetic shielding-preventing fabric provided by the utility model comprises a skin-friendly inner liner 1, wherein an anti-corrosion protective layer 3 is arranged on the outer side of the skin-friendly inner liner 1, an electromagnetic shielding layer 2 is arranged between the anti-corrosion protective layer 3 and the skin-friendly inner liner 1, three layers are woven into a whole in a blending mode and form an integrated fabric, the main body of the electromagnetic shielding layer 2 is pure cotton waterproof cloth 21, the base cloth is woven by cotton fibers, waterproof materials are coated on the outer surfaces of the cotton fibers and form a PTFE waterproof film, the warp-wise superposition mode is adopted for weaving and gradually increasing the thickness of the pure cotton waterproof cloth 21 in the weaving process of the pure cotton waterproof cloth 21, weft-wise conductive silver fibers 221 and warp-wise conductive silver fibers 222 are blended into the pure cotton waterproof cloth 21 in the process, and as the thickness of the pure cotton waterproof cloth 21 increases, the whole metal fiber shielding layer 22 consisting of the weft-wise conductive silver fibers 221 and the warp-wise conductive silver fibers 222 can be covered inside the pure cotton waterproof cloth 21; the anti-corrosion protection layer 3 is formed by weaving an aramid isolation layer 31, a terylene tensile layer 32 and a melt-blown non-woven fabric 33, wherein the melt-blown non-woven fabric 33 covers the outer side of the pure cotton waterproof cloth 21, at the moment, a PTFE waterproof film is clamped between the pure cotton waterproof cloth 21 and the melt-blown non-woven fabric 33, the terylene tensile layer 32 is woven on the outer surface of the melt-blown non-woven fabric 33, the aramid isolation layer 31 is woven on the outer side of the terylene tensile layer 32, and the aramid isolation layer 31 is positioned on the outermost layer of the whole fabric.

In this embodiment, the softness of the electromagnetic shielding layer 2 can be increased by the pure cotton waterproof cloth 21, and the PTFE waterproof film is covered on the outer layer of the cotton fiber base cloth, so that the waterproof effect of the electromagnetic shielding layer 2 can be increased, and the warp-wise stacking textile method is adopted, so that in the process of increasing the thickness of the cotton fiber base cloth, weft-wise conductive silver fibers 221 and warp-wise conductive silver fibers 222 are gradually blended into the pure cotton base cloth, and after the pure cotton waterproof cloth 21 is spun, the metal fiber shielding layer 22 consisting of the weft-wise conductive silver fibers 221 and the warp-wise conductive silver fibers 222 is completely covered inside the pure cotton base cloth, and the metal fiber shielding layer 22 is also blended inside the pure cotton base cloth in a radial stacking mode, so that a metal shielding net with a multi-layer structure can be formed inside the pure cotton waterproof cloth 21, the probability of electromagnetic radiation penetrating through the fabric can be reduced, and the electromagnetic shielding effect of the fabric is effectively improved; the antibacterial effect of the fabric can be enhanced through the melt-blown non-woven fabric 33, the probability of bacteria penetrating through the fabric is reduced, the anti-pulling surface can be formed in the middle of the anti-corrosion protection layer 3 through the polyester tensile layer 32, the fabric is ensured to have good elasticity, the fabric can be prevented from being bound to the body when the garment made of the fabric is worn, the comfort level during wearing is provided, the aramid isolation layer 31 woven by aramid fibers is used as the outer surface protection layer of the fabric, the aramid fibers are synthetic fibers, and the anti-corrosion effect of the outer surface of the fabric can be improved, and the inner surface of the fabric can be well protected.

Example two

As shown in fig. 2 and fig. 4, based on the first embodiment, the skin-friendly inner liner 1 is further included, the skin-friendly inner liner 1 is formed by blending a cotton cloth layer 11, a cashmere thermal insulation layer 12 and a polyester fiber layer 13, wherein the polyester fiber layer 13 and a pure cotton waterproof cloth 21 are woven into a whole, the cashmere thermal insulation layer 12 is woven between the cotton cloth layer 11 and the polyester fiber layer 13, the cashmere thermal insulation layer 12 is composed of a large number of cashmere blocks, and in the weaving process, the cashmere thermal insulation layer 12 is sewn in an interlayer between the cotton cloth layer 11 and the polyester fiber layer 13 through a polyester sewing thread 14 arranged in a double way, and the cashmere thermal insulation layer 12 forms a block distribution structure.

In this embodiment, the softness of the contact surface between the skin-friendly inner liner 1 and the body can be improved through the cotton layer 11, so that the garment made of the fabric can be worn comfortably, a large number of cashmere blocks are tiled on the upper surface of the cotton layer 11, then the woven polyester fiber layer 13 is covered on the upper surface of the cashmere blocks, the cashmere blocks are sewn and reinforced through the double-channel polyester sewing threads 14, the cashmere thermal insulation layer 12 formed by the cashmere blocks is ensured to be firmly clamped between the cotton layer 11 and the polyester fiber layer 13, and the polyester fiber layer 13 can be quickly restored due to good elasticity when the skin-friendly inner liner 1 is pulled, so that the skin-friendly inner liner 1 is prevented from deforming, the cashmere thermal insulation layer 12 is formed by a large number of wrinkled block cashmere thermal insulation blocks, the cashmere thermal insulation layer 12 cannot be pulled loose after the skin-friendly inner liner 1 is pulled, and the structural strength of the cashmere thermal insulation layer is ensured.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Electromagnetic shielding prevention fabric comprises a skin-friendly inner liner layer (1), an electromagnetic shielding layer (2) and an anti-corrosion protective layer (3), and is characterized in that: the skin-friendly inner liner (1) is arranged on the inner side of the electromagnetic shielding layer (2), the anti-corrosion protective layer (3) is arranged on the outer side of the electromagnetic shielding layer (2), the inner side of the skin-friendly inner liner (1) is a cotton cloth layer (11), the metal fiber shielding layer (22) is woven inside the electromagnetic shielding layer (2), and the aramid fiber isolation layer (31) is woven on the outer side of the anti-corrosion protective layer (3).

2. The electromagnetic shielding fabric according to claim 1, wherein the electromagnetic shielding layer (2) is formed by blending and weaving pure cotton waterproof cloth (21) and a metal fiber shielding layer (22), and the metal fiber shielding layer (22) is covered inside the pure cotton waterproof cloth (21).

3. The electromagnetic shielding fabric according to claim 2, characterized in that the pure cotton waterproof cloth (21) is based on a base cloth woven from cotton fibers and is coated with a PTFE film on the outer surface of the base cloth.

4. The electromagnetic shielding fabric according to claim 1, wherein the metal fiber shielding layer (22) is composed of a plurality of weft-direction conductive silver fibers (221) and warp-direction conductive silver fibers (222), and the weft-direction conductive silver fibers (221) and warp-direction conductive silver fibers (222) are layered and blended inside the pure cotton waterproof fabric (21).

5. The electromagnetic shielding fabric according to claim 1, wherein the upper surface of the cotton cloth layer (11) is covered with a cashmere thermal insulation layer (12), a polyester fiber layer (13) is woven on the upper surface of the cashmere thermal insulation layer (12), and polyester sewing threads (14) are sewn on the polyester fiber layer (13) and the cotton cloth layer (11) together.

6. The electromagnetic shielding fabric according to claim 5, wherein the cashmere thermal layer (12) is composed of a plurality of cashmere blocks, and each cashmere block is sewn between the cotton cloth layer (11) and the polyester fiber layer (13) through polyester sewing threads (14) arranged in a double way.

7. The electromagnetic shielding fabric according to claim 2, wherein the inner side of the aramid fiber isolation layer (31) is provided with a terylene tensile layer (32), the inner side of the terylene tensile layer (32) is woven with a melt-blown non-woven fabric (33), and the aramid fiber isolation layer (31), the terylene tensile layer (32) and the melt-blown non-woven fabric (33) are all woven into a whole with the pure cotton waterproof cloth (21).