CN211616857U - Flame-retardant sandwich mesh fabric - Google Patents

Abstract

The utility model discloses a flame-retardant sandwich mesh fabric, which belongs to the technical field of fabric and comprises a mesh surface layer, a connecting interlayer and a bottom layer, wherein the connecting interlayer is woven by flame-retardant yarns, the flame-retardant yarns comprise antibacterial yarns and flame-retardant winding yarns coated outside the antibacterial yarns, the bottom layer is formed by interweaving warp yarns and weft yarns in a floating and sinking way, the flame-retardant winding yarns play a flame-retardant effect to ensure the flame-retardant effect of the connecting interlayer, the antibacterial yarns are utilized to reduce the breeding of bacteria on the connecting interlayer by impurities, and the heat shrinkage rate of first weft yarns is lower than that of second weft yarns, so that when a fire source is contacted with the fabric, the second weft yarns form a wrinkling state, and then the second weft yarns shrink and jack up the connecting interlayer, thereby increasing the distance between the connecting interlayer and the bottom layer, generating a certain space and increasing the space of the fabric layer under the high-temperature state, thereby playing a better heat insulation protection effect.

Description

Flame-retardant sandwich mesh fabric

Technical Field

The utility model discloses a fire-retardant sandwich screen cloth surface fabric belongs to surface fabric technical field.

Background

The mesh fabric is a fabric commonly used in the footwear and clothing industry, and is a fabric with mesh holes. In recent years, with the continuous development of the technique of flying-weaving shoe uppers, the application of mesh cloth on shoe uppers is increasing.

Sandwich screen cloth is a double needle bar warp knitting screen cloth, also is a type of screen cloth, and sandwich screen cloth on the market at present comprises mesh superficial layer, connection monofilament middle level and plait bottom surface layer usually, but present sandwich screen cloth is relatively poor at this aspect of prevention burning effect, influences people's result of use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving foretell problem and providing a fire-retardant sandwich screen cloth surface fabric, play flame retardant efficiency through fire-retardant winding yarn, guarantee to connect the flame retardant efficiency of interlayer, utilize antibiotic yarn to reduce breeding of impurity bacterium on connecting the interlayer, the thermal shrinkage factor that utilizes first weft simultaneously is less than the second weft, when making the burning things which may cause a fire disaster and surface fabric contact, get the second weft and form the state of corrugating, and then the interlayer is connected in second weft shrink and jack-up, the increase is connected the distance between interlayer and the bottom surface layer, produce certain space, make the precoat space under the high temperature state increase, thereby play better thermal-insulated protective effect.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a fire-retardant sandwich screen cloth surface fabric, including mesh superficial layer, connection interlayer and bottom surface layer, it is woven by fire-retardant yarn and forms to connect the interlayer, fire-retardant yarn includes antibiotic yarn and the cladding is at the fire-retardant winding yarn in the antibiotic yarn outside, the bottom surface layer is interweaved by warp and weft to float and sink to form, weft includes first weft, second weft, first weft laminates with the second weft mutually, first weft's thermal shrinkage factor is less than the second weft, first weft has fire-retardant layer with the outside of second weft all coating.

Through adopting above-mentioned technical scheme, utilize fire-retardant yarn to guarantee the flame retardant efficiency who connects the interlayer, reduce the breeding of bacterium on the connection interlayer through antibiotic yarn simultaneously, improve people's result of use, and first weft's heat shrinkage factor is less than second weft, when external burning things which may cause a fire disaster and fire-retardant sandwich screen cloth surface fabric contacted with the mesh superficial layer, because second weft heat shrinkage factor is big, make second weft form the state of corrugating, and then second weft shrink and jack-up connection interlayer, increase the distance between connection interlayer and the bottom surface layer, produce certain space, make the face material bed space under the high temperature state increase, thereby play better thermal-insulated protective effect.

Preferably, the antibacterial yarn is made of bamboo fiber.

By adopting the technical scheme, the bamboo fiber has good antibacterial and bactericidal properties, and the antibacterial yarn is endowed with the antibacterial and bactericidal properties.

Preferably, the flame-retardant winding yarn is made of flame-retardant polyester.

By adopting the technical scheme, the flame-retardant polyester has the characteristics of excellent flame retardance, firmness, durability and good elasticity, and the overall flame retardance and the elastic wear resistance of the flame-retardant winding yarn are improved.

Preferably, the bottom layer is circularly woven in a mode that each weft passes through two warps or presses one warp, and then presses one warp or passes through two warps.

Through adopting above-mentioned technical scheme, utilize weft and warp to weave the mode, reduce the interlacing point of longitude and latitude on the bottom surface layer, improve the whole compliance of bottom surface layer.

Preferably, the bottom surface layer is internally provided with antibacterial microcapsules.

By adopting the technical scheme, the antibacterial microcapsule has good antibacterial property and bactericidal property, and the breeding of bacteria in the bottom surface layer is avoided.

Preferably, the warp is made of conductive fibers.

Through adopting above-mentioned technical scheme, conductive fiber has the characteristics of static elimination, gives warp the effect of static elimination.

Preferably, first weft adopts polyester-cotton fiber to make, second weft adopts the high stretch yarn fibre to make, polyester-cotton fiber's heat shrinkage factor is less than the high stretch yarn fibre.

Through adopting above-mentioned technical scheme, the thermal shrinkage factor of polyester-cotton fibre is less than the high stretch yarn fibre, when realizing first weft and second weft and being heated, the effect of interlayer is connected in the shrink of second weft and jack-up.

Preferably, the flame-retardant layer is made of an inorganic flame retardant.

By adopting the technical scheme, the inorganic flame retardant has the characteristics of good thermal stability, non-volatility, lasting effect, low price and the like, so that the using effect of the flame-retardant layer is ensured.

Compared with the prior art, the beneficial effects of the utility model are that:

play flame-retardant effect through fire-retardant winding yarn, guarantee to connect the flame retardant efficiency of interlayer, utilize antibiotic yarn to reduce breeding of impurity bacterium on connecting the interlayer, the thermal shrinkage factor that utilizes first weft simultaneously is less than second weft, when making the burning things which may cause a fire disaster and surface fabric contact, get the second weft and form the state of corrugating, and then the interlayer is connected in second weft shrink and jack-up, the distance between increase connection interlayer and the bottom surface course, produce certain space, make the precoat space under the high temperature state increase, thereby play better thermal-insulated protective effect.

Drawings

Fig. 1 is a schematic structural view of a first flame-retardant sandwich mesh fabric of the present invention, which is mainly used for showing the overall structure of the flame-retardant sandwich mesh fabric;

FIG. 2 is a schematic structural view of a second flame-retardant sandwich mesh fabric according to the present invention, which is mainly used for showing the internal structures of the mesh surface layer, the connection interlayer and the bottom layer;

FIG. 3 is a schematic structural view of the bottom layer of the present invention, which is mainly used to show the connection relationship between the warp threads, the first weft threads and the second weft threads;

fig. 4 is a schematic structural view of the flame-retardant yarn of the present invention, which is mainly used for showing the connection relationship between the flame-retardant winding yarn and the antibacterial yarn.

Reference numerals: 1. a mesh surface layer; 2. connecting the interlayer; 3. a bottom surface layer; 4. warp threads; 5. a first weft; 6. a second weft; 7. a flame retardant wrap yarn; 8. flame-retardant yarns; 9. an antimicrobial yarn; 10. an antibacterial microcapsule.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. 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.

As shown in fig. 1, 2, 3 and 4, a flame-retardant sandwich mesh fabric comprises a mesh surface layer 1, a connection interlayer 2 and a bottom layer 3, wherein the connection interlayer 2 is woven by flame-retardant yarns 8, the flame-retardant yarns 8 comprise antibacterial yarns 9 and flame-retardant winding yarns 7 coated on the outer sides of the antibacterial yarns 9, the overall structural strength of the flame-retardant yarns 8 is enhanced by utilizing the mutual cooperation of the antibacterial yarns 9 and the flame-retardant winding yarns 7, the overall firmness of the connection interlayer 2 is improved, meanwhile, the flame-retardant winding yarns 7 are made of flame-retardant polyester, the flame-retardant polyester has the characteristics of excellent flame retardance, firmness, durability and good elasticity, the overall flame retardance and the elastic wear resistance of the flame-retardant winding yarns 7 are improved, so that the flame-retardant yarns 8 have good flame retardance, the flame-retardant winding yarns 7 are coated on the outer sides of the flame-retardant winding yarns 9, and the wear resistance of the flame-, the antibacterial yarn 9 is made of bamboo fibers, the bamboo fibers have good antibacterial and bactericidal properties, and the antibacterial yarn 9 is endowed with the antibacterial and bactericidal properties, so that the breeding of bacteria after impurities are connected with the interlayer 2 is avoided, and meanwhile, in case of sudden fire, the bamboo fibers are quickly and thoroughly burnt and are not burnt, and the flame retardant purpose can be achieved; the bottom layer 3 is formed by interweaving warps 4 and wefts in a floating and sinking manner, each weft passes through two warps 4 or presses one warp 4, then the warp 4 or the warp 4 is pressed again, the interweaving points of warps and wefts on the bottom layer 3 are reduced, the overall flexibility of the bottom layer 3 is improved, the overall air permeability of the bottom layer 3 is ensured, and the use comfort of people is improved, meanwhile, the wefts comprise first wefts 5 and second wefts 6, the first wefts 5 are attached to the second wefts 6, the first wefts 5 are made of polyester cotton fibers, the second wefts 6 are made of high-elasticity silk fibers, the heat shrinkage rate of the polyester cotton fibers is lower than that of the high-elasticity silk fibers, the heat shrinkage rate of the first wefts 5 is lower than that of the second wefts 6, when the flame-retardant sandwich mesh fabric is in contact with high temperature or a fire source, the second wefts 6 form a wrinkling state relative to the first wefts 5, and the second wefts 6 shrink and jack up the interlayer 2, increase the distance between interlayer 2 and the bottom surface layer 3 of connection, produce certain space, make the precoat space under the high temperature state increase, thereby play better thermal-insulated protective effect, improve people's result of use, polyester-cotton fiber has the characteristics of straight and straight, difficult fold, easily wash, fast-drying simultaneously, thereby can guarantee the whole straight and straight nature of bottom surface layer 3, improve the result of use of surface fabric, high stretch yarn fibre has the higher characteristics of elasticity percentage of stretch, thereby bottom surface layer 3 has good elastic restoring force, improve the elastic effect of surface fabric, and be provided with antibiotic microcapsule 10 inside bottom surface layer 3, antibiotic microcapsule 10 has good antibiotic bactericidal nature, avoid breeding of the inside bacterium of bottom surface layer 3, further improve people's health in utilization.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a fire-retardant sandwich screen cloth surface fabric, includes mesh superficial layer (1), connects interlayer (2) and bottom surface layer (3), its characterized in that, it forms to connect interlayer (2) to weave by fire-retardant yarn (8), fire-retardant yarn (8) are including antibiotic yarn (9) and cladding fire-retardant winding yarn (7) in antibiotic yarn (9) outside, bottom surface layer (3) are interweaved with weft to float by warp (4) and sink, weft includes first weft (5), second weft (6), first weft (5) laminate with second weft (6) mutually, the heat shrinkage factor of first weft (5) is less than second weft (6), the outside of first weft (5) and second weft (6) all coats and has fire-retardant layer.

2. The flame retardant sandwich mesh fabric according to claim 1, wherein: the antibacterial yarn (9) is made of bamboo fiber.

3. The flame retardant sandwich mesh fabric according to claim 1, wherein: the flame-retardant winding yarn (7) is made of flame-retardant polyester.

4. The flame retardant sandwich mesh fabric according to claim 1, wherein: the bottom layer (3) is circularly woven in a mode that every weft passes through two warps (4) or presses one warp (4) and then presses one warp (4) or passes through two warps (4).

5. The flame retardant sandwich mesh fabric according to claim 1 or 4, wherein: the bottom layer (3) is internally provided with an antibacterial microcapsule (10).

6. The flame retardant sandwich mesh fabric according to claim 5, wherein: the warp (4) is made of conductive fibers.

7. The flame retardant sandwich mesh fabric according to claim 1, wherein: first weft (5) adopt the polyester-cotton fiber to make, second weft (6) adopt the high stretch yarn fibre to make, the thermal shrinkage percentage of polyester-cotton fiber is less than the high stretch yarn fibre.

8. The flame retardant sandwich mesh fabric according to claim 1, wherein: the flame-retardant layer is made of an inorganic flame retardant.

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