CN210161709U - Flame-retardant sofa fabric - Google Patents

Abstract

The utility model discloses a flame-retardant sofa fabric, which relates to the technical field of textile fabrics and aims to solve the technical problems that the sofa fabric is easy to be ignited by flame and the fire spread is increased; the flame-retardant coating is arranged on the surface of the base material layer, so that the fireproof cloth is not easily ignited by flame in a short time, and the sofa cloth has certain fireproof capacity, and the effect of high fireproof performance of the sofa cloth is achieved.

Description

Flame-retardant sofa fabric

Technical Field

The utility model relates to a textile fabric technical field, more specifically say, it relates to a fire-retardant sofa cloth.

Background

At present, the sofa becomes furniture used by many families, the sofa has extremely high comfort and ornamental value, and sofa cloth is used as the image coat of the sofa, which directly influences the aesthetic value of people for the sofa; with the continuous reform and improvement of industrial technology, the demand of people on sofa cloth can not only meet the requirements of beauty and practicability, but also have more and more requirements on functionality.

The prior Chinese patent with the application number of CN201510631954.7 provides a sofa fabric which comprises a surface layer woven by plain weaving of yarn units and a bottom layer woven by ramie fiber bundles; the warp and weft yarns on the surface layer are made of twisted yarns formed by twisting polyester fibers and cationic yarns, so that the warp and weft yarns have the effects of being easy to clean and not easy to fade; the large meshes are reserved in the weaving process of the ramie fibers at the bottom layer, so that the bottom layer fabric becomes the breathable mesh fabric with a mesh structure, and the ramie fiber breathable mesh fabric is very suitable for being used in summer.

However, the fabric woven by the ramie fibers belongs to a high-combustibility fabric, is lack of flame retardant and fireproof performances, and is easy to guide the fire on the sofa fabric to spread once a fire occurs, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a fire-retardant repps, it has higher fire behavior advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a fire retardant sofa fabric comprising a base layer made of interwoven warp and weft yarns, wherein: the flame-retardant fabric is characterized in that flame-retardant yarns for interrupting heat exchange are arranged inside the base material layer, and a flame-retardant coating is arranged on the surface of the base material layer.

By adopting the technical scheme, the flame-retardant yarn made of the polyacrylonitrile fiber can resist peripheral burning flame by keeping high fire resistance, thereby interrupting heat exchange, moderating burning speed and achieving the effect of stopping flame burning; the flame-retardant coating can enable the base material layer to have a better fireproof and heat-insulating effect in a short time under the flame combustion, and further enhances the fireproof performance of the sofa cloth.

Further, a heat insulation layer is arranged on the surface of one end, away from the base material layer, of the flame-retardant coating.

By adopting the technical scheme, the fire point of the glass fiber used as the material for manufacturing the heat insulation layer is about 240 ℃, and the fire resistance of the sofa fabric is improved by improving the fire point of the combustion of the fabric.

Further, an antistatic layer is arranged on the surface of one end, away from the flame-retardant coating, of the heat insulation layer.

Through adopting above-mentioned technical scheme, static can be got rid of to the inside conductive fiber of antistatic backing to reduce static and ignite inflammable and explosive article, effectively reduce the condition of a fire and spread.

Further, the surface of the anti-static layer is provided with a glue layer for insulating and heat insulating.

By adopting the technical scheme, the antistatic layer is protected outside by the coating with higher burning point, so that premature consumption of the conductive fibers in the flame burning process is reduced.

Furthermore, one end of the adhesive layer, which is far away from the anti-static layer, is provided with a high temperature resistant layer.

By adopting the technical scheme, the burning point of the high-temperature resistant layer reaches 900 ℃, so that the fire resistance of the sofa fabric can be greatly improved, and the fire spreading speed is greatly delayed.

Furthermore, one end of the base material layer, which is far away from the high-temperature resistant layer, is provided with a flame-retardant bottom layer.

By adopting the technical scheme, the burning point temperature of the flame-retardant bottom layer is more than 1000 ℃, so that the fireproof performance of the sofa cloth is further improved.

Further, a plurality of flame-retardant rolling lines are arranged on the surface of the high-temperature-resistant layer.

By adopting the technical scheme, the flame-retardant rolling line is formed by interweaving and plying the high-oxygen silicon cloth fire-resistant fibers, the attractive degree of the sofa cloth can be increased by arranging the flame-retardant rolling line on the outermost layer of the sofa cloth, and meanwhile, the interweaving degree between the warp yarns and the weft yarns in the high-temperature-resistant layer becomes tighter.

Further, the outer side wall of the flame-retardant rolling line is provided with a fire extinguishing pendant.

Through adopting above-mentioned technical scheme, when the condition of a fire stretchs and reaches the pendant ignition point of putting out a fire, the pendant of putting out a fire was burnt, and dry powder scatters from the pendant, puts out the control to the intensity of a fire.

To sum up, the utility model discloses following beneficial effect has:

1. flame-retardant yarns for interrupting heat exchange are additionally arranged in the base material layer to moderate the flame burning speed so as to be convenient for controlling fire; the flame-retardant coating is arranged on the surface of the base material layer, so that the fireproof cloth is not easily ignited by flame in a short time, and the sofa cloth has certain fireproof capacity;

2. the heat insulation layer is arranged to increase the burning point of the sofa cloth, so that the sofa cloth is not easily ignited by flame; the anti-static layer is arranged to reduce static carried on the sofa cloth and reduce the static to ignite inflammable and explosive materials; the high-temperature resistant layer is arranged to greatly improve the burning point of the sofa cloth and further enhance the fireproof performance of the sofa cloth; the fire extinguishing pendant is arranged to extinguish and control burning flames.

Drawings

FIG. 1 is a schematic sectional view of a fire-retardant sofa cloth according to an embodiment;

FIG. 2 is a schematic view showing the positional relationship between the base material layer and the flame-retardant yarn in the example;

FIG. 3 is a schematic connection diagram for embodying an insulation layer interlacing process in the embodiment;

FIG. 4 is a schematic diagram showing the positional relationship of conductive fibers during the interlacing of an antistatic layer in the embodiment;

FIG. 5 is a schematic connection diagram for embodying the interweaving process of the flame-retardant bottom layer in the embodiment;

FIG. 6 is a schematic diagram showing the connection relationship of the fire-retardant rolling line, the fire-extinguishing pendant and the refractory layer in the embodiment;

fig. 7 is a schematic sectional view showing the position relationship between the dry powder and the fire extinguishing pendant in the embodiment.

In the figure: 1. a base material layer; 101. a flame-retardant yarn; 2. a flame retardant coating; 3. a thermal insulation layer; 4. an antistatic layer; 401. a conductive fiber; 5. a glue layer; 6. a high temperature resistant layer; 601. performing flame-retardant rolling; 602. a fire extinguishing pendant; 603. dry powder; 7. a flame retardant bottom layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a flame-retardant sofa fabric is shown in figures 1 and 2 and comprises a base material layer 1, wherein the base material layer 1 is a fabric made by interweaving warp yarns and weft yarns, the warp yarns are strand yarns formed by doubling polyester bunchy yarns and 21 count double-strand polyester yarns, the weft yarns are strand yarns formed by doubling polyester bunchy yarns and 10 count polyester cotton yarns, and the fabric has good heat resistance.

Referring to fig. 1 and 2, flame-retardant yarns 101 are arranged inside the base material layer 1, and the flame-retardant yarns 101 are parallel to warp yarns and weft yarns; the flame-retardant yarn 101 is made of polyacrylonitrile fibers, and when the polyacrylonitrile fibers and the fabric with the burning point lower than that of the polyacrylonitrile fibers are burnt by flame, the high flame-retardant performance of the polyacrylonitrile fibers is unchanged, and peripheral burning flame can be resisted, so that heat exchange is interrupted, the burning speed is moderated, and the effect of stopping flame burning is achieved; the surface of one of the base material layers 1 is provided with the flame-retardant coating 2, the flame-retardant coating 2 is a coating formed by coating water-based polyurethane resin serving as a base material and water serving as a dispersion medium on the surface of the base material layer 1, and the base material layer 1 can have a good fireproof and heat-insulating effect in a short time under flame combustion.

Referring to fig. 1 and 3, the outer surface of the flame-retardant coating layer 2 away from the base material layer 1 is provided with a heat-insulating layer 3, the heat-insulating layer 3 is made of glass fiber, and the fabric is made by interweaving warp and weft yarns and is stitched with the base material layer 1 in a rolling manner; the burning point of the glass fiber is about 240 ℃, and the fireproof performance of the sofa fabric is improved by improving the burning point of the fabric.

Referring to fig. 1 and 4, an anti-static layer 4 is arranged on the outer surface of the heat-insulating layer 3 far away from the flame-retardant coating 2, and the anti-static layer 4 is sewn with the heat-insulating layer 3 through a rolling line; the warp and weft yarn of the anti-static layer 4 is made of glass fiber, and a plurality of conductive fibers 401 are arranged on the nodes where the warp and weft yarns are interwoven so as to remove static electricity and reduce the possibility that inflammable and explosive articles are ignited by the static electricity; the outer surface of the anti-static layer 4 far away from the flame-retardant coating 2 is coated with a glue layer 5, the glue layer 5 is a coating formed by coating high-temperature-resistant flame-retardant silica gel rubber compound, the burning point is about 300 ℃, and the premature consumption of the conductive fiber 401 in the flame burning process is reduced by additionally arranging a layer of fireproof protection.

Referring to fig. 1 and 6, a high temperature resistant layer 6 is arranged on the outer surface of the adhesive layer 5 in the direction away from the anti-static layer 4, and the high temperature resistant layer 6 and the anti-static layer 4 are sewn in a rolling line manner; the warp and weft of the high temperature resistant layer 6 are high-oxygen silicon cloth refractory fibers, the silicon dioxide content of the high temperature resistant layer is close to 97%, the burning point is as high as 900 ℃, the fireproof performance of the sofa fabric can be greatly improved, and the fire spreading speed is greatly delayed; the outer surface of the high-temperature resistant layer 6 far away from the base material layer 1 is provided with a plurality of flame-retardant rolling lines 601 along the thickness direction, and the flame-retardant rolling lines 601 are formed by interweaving and plying high-oxygen silicon cloth flame-retardant fibers, so that the attractive degree of the sofa fabric is increased, and the interweaving degree between warp yarns and weft yarns in the high-temperature resistant layer 6 is tighter.

Referring to fig. 6 and 7, a plurality of fire extinguishing pendants 602 are arranged on the outer side wall of the fire-retardant rolling line 601, the fire extinguishing pendants 602 are hollow spheres made of glass fiber and connected with the fire-retardant rolling line 601 through yarns made of glass fiber, and the fire extinguishing pendants 602 are dispersedly arranged on the surface of the high-temperature resistant layer 6, so that the normal use of the sofa cloth is not affected; a plurality of dry powder 603 special for fire extinguishers are arranged in the sphere, and the dry powder 603 is wrapped in a sealing plastic film (not shown in the figure) so as to reduce the dispersion of the dry powder 603 and the pollution of sofa cloth; when the fire spreading reaches the ignition point of the fire extinguishing pendant 602, the fire extinguishing pendant 602 starts to burn, the dry powder 603 is dispersed, and the fire is extinguished and controlled.

Referring to fig. 1 and 5, a flame-retardant bottom layer 7 is arranged on the outer surface of the base material layer 1 far away from the high temperature resistant layer 6, the flame-retardant bottom layer 7 is one surface of a sofa fabric facing the sofa, and the warp and weft yarns of the sofa fabric are made of aluminum silicate fibers; the aluminum silicate fiber is a material for manufacturing the fireproof suit, the burning point temperature of the aluminum silicate fiber is more than 1000 ℃, and the fireproof performance of the sofa cloth is further greatly improved.

The working principle is as follows:

flame-retardant yarns 101 for interrupting heat exchange are arranged inside the base material layer 1 to delay the fire spreading speed; the flame-retardant coating 2 ensures that the sofa cloth is not easily ignited by flame in a short time, thereby having certain fireproof performance; the heat insulation layer 3 improves the burning point of the sofa cloth to about 240 ℃, and the fireproof performance of the sofa cloth is further enhanced; the antistatic layer 4 effectively reduces static electricity existing in the sofa cloth through the conductive fibers 401, so that the static electricity is reduced to ignite inflammable and explosive products.

The adhesive layer 5 effectively isolates flame from the conductive fibers 401, and premature consumption of the conductive fibers 401 in fire is effectively reduced; the high-temperature resistant layer 6 and the flame-retardant bottom layer 7 greatly improve the burning point of the sofa cloth, and greatly improve the fireproof performance of the sofa cloth; the fire-retardant rolling line 601 enables warp and weft yarns in the high-temperature resistant layer 6 to be interwoven more tightly, and when the fire extinguishing pendant 602 is ignited after the fire spreads, dry powder 603 can be emitted to extinguish and control burning flames.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (1)

1. A fire-retardant sofa cloth, includes base material layer (1), its characterized in that: flame-retardant yarns (101) for interrupting heat exchange are arranged in the base material layer (1), and a flame-retardant coating (2) is arranged on one surface of the base material layer (1); the outer surface of the flame-retardant coating (2) in the direction away from the base material layer (1) is provided with a heat-insulating layer (3), the surface of one end, away from the flame-retardant coating (2), of the heat-insulating layer (3) is provided with an anti-static layer (4), the surface of the anti-static layer (4) is provided with a glue layer (5) for insulating and heat-insulating, and one end, away from the anti-static layer (4), of the glue layer (5) is provided with a high-temperature-resistant layer; one end, far away from high temperature resistant layer (6), of base material layer (1) is provided with fire-retardant bottom (7), high temperature resistant layer (6) surface is provided with a plurality of fire-retardant rolling lines (601), fire-retardant rolling line (601) lateral wall is provided with fire-extinguishing pendant (602).

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