CN214736448U

CN214736448U - High-visibility three-dimensional double-layer double-faced knitted flame-retardant anti-static safety protection fabric

Info

Publication number: CN214736448U
Application number: CN202120330169.9U
Authority: CN
Inventors: 钱俊瑜
Original assignee: Shanghai Junshou Security Technology Co ltd
Current assignee: Shanghai Junshou Security Technology Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-16
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a high visual double-deck two-sided knitting fire-retardant antistatic safety protection surface fabric of three-dimensional relates to the safety protection technical field of weaving, including top layer surface fabric and nexine surface fabric, top layer surface fabric passes through with the nexine surface fabric and is connected the yarn, and top layer surface fabric forms a plurality of bellyings along deviating from the nexine surface fabric direction, and the high visual warning degree that makes the surface fabric make the clothing is more outstanding. The lining fabric forms a plurality of depressed parts along being close to surface layer fabric direction, and a plurality of bellying and a plurality of depressed parts one-to-one to improve the travelling comfort of surface fabric. The multifunctional flame-retardant fabric integrates multiple functions, not only continues the excellent performance of the flame-retardant fabric, but also integrates high visible elements therein, and meets the high requirements on operation clothes in specific environments. Meanwhile, the flame retardant is a permanent flame retardant product, the flame retardant effect cannot be reduced along with washing, the modacrylic is carbonized when meeting fire, no molten drop is generated, no harm is caused to a human body, and the safety of users is further ensured. And has antistatic effect.

Description

High-visibility three-dimensional double-layer double-faced knitted flame-retardant anti-static safety protection fabric

Technical Field

The utility model relates to a safety protection technical field of weaving, more specifically say, it relates to a fire-retardant antistatic safety protection surface fabric of high visual double-deck two-sided knitting of three-dimensional lattice.

Background

With the improvement of living standard of people, the safety protection fabric is required to have higher quality, and the knitted fabric is popular among people because of breathability and comfort. The demand in the tool field is combined, and how to design a knitted fabric can meet the functional and practical requirements of the safety protection tool fabric, and the fashionable property of the fabric is also provided, so that the knitted fabric is the research direction.

SUMMERY OF THE UTILITY MODEL

To this problem in the in-service use, the utility model aims to provide a high visual double-deck two-sided knitting fire-retardant antistatic safety protection surface fabric of three-dimensional, concrete scheme is as follows:

the utility model provides a high visual double-deck two-sided knitting fire-retardant antistatic safety protection surface fabric of three-dimensional, the yarn is by the modacrylic, viscose and conductive fiber to 60/38/2's proportion carries out the blending, and yarn count is 40s single yarn, including surface layer surface fabric and nexine surface fabric, surface layer surface fabric with the nexine surface fabric passes through the surface fabric and connects as the connecting yarn with the yarn, surface layer surface fabric follows and deviates from nexine surface fabric direction forms a plurality of bellyings, nexine surface fabric is along being close to surface layer surface fabric direction forms a plurality of depressed parts, and is a plurality of bellyings and a plurality of depressed part one-to-one.

Further preferably, the protrusion and the recess are both rectangular. The raised parts can more effectively reflect the high visual performance of the fabric, and the recessed parts can improve the air circulation inside the fabric to play a more comfortable role.

Further preferably, the surface layer fabric and the inner layer fabric both comprise modacrylic, viscose and conductive fibers, and are formed according to the proportion of 60/38/2, and the yarn count is 40s single yarn.

Further preferably, the intermediate connecting yarn of the fabric is modacrylic, viscose and conductive fiber, the modacrylic, the viscose and the conductive fiber are formed according to the proportion of 60/38/2, and the yarn count is 40s single yarn.

More preferably, the modacrylic has a fiber fineness of 1.7DTEX and a fiber length of 38 mm.

Further preferably, the fiber fineness of the viscose is 1.9DEX, and the fiber section is flat.

Further preferably, the conductive fiber is non-carbon type 638, the polymer of the mother body is nylon 6 with a round cross section, the middle part is provided with an elliptical conductive factor close to the edge, the fiber fineness of the conductive fiber is 2DTEX, and the fiber length is 51 mm.

Further preferably, the connecting yarn and the fabric are blended by modacrylic, viscose and conductive fibers according to the proportion of 60/38/2, and the yarn count is 40s single yarn.

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

the utility model discloses the surface fabric is with multiple functions set an organic whole, has both continued the excellent performance of fire-retardant surface fabric, melts high visual element wherein again, makes the high visual performance and the travelling comfort of surface fabric obtain more effectual promotion. Further improving the high requirements for working clothes in specific environments. The detection standard of EN11612, EN20471 and the like is passed. The utility model discloses the surface fabric is permanent fire-retardant product, can not reduce flame retardant efficiency along with the washing, and the modacrylic material meets fire carbonization, can not produce the molten drop, can not cause the injury to the human body, has antistatic efficiency, further ensures user's safety under specific environment. And because the viscose used is VILOFT viscose fiber, the product has excellent air and moisture permeability and good hand feeling and drapability. Because VILOFT viscose fiber cross-section is the platykurtic, flat cross-section has excellent compliance and has increased specific surface area, and the VILOFT fibre is irregular in the yarn after the spinning aligns in, can form the space of holding the air, and this special structure makes the surface fabric have comfortable dry and comfortable sense of touch, outstanding vapor management and outstanding gas permeability, has increased wearer's comfort level. From the surface fabric structural, at first this utility model surface fabric surface is protruding structure, when meetting flame, the protruding part contacts flame earlier, because the excellent fire behaviour of the blended yarn self of modacrylic and VILOFT viscose makes it can effectively block partial flame and continue to the burning of lower floor. Meanwhile, the surface fabric can absorb part of heat in flame during combustion, so that heat energy generated by combustion is reduced, even if the lower fabric contacts part of flame, the energy generated by combustion is greatly weakened, and the lower fabric is also composed of blended yarns of modacrylic and VILOFT viscose, so that the fabric has good flame retardant property, and has extremely excellent combustion performance under the action of the comprehensive factors. And in the structure of the double-layer fabric structure, partial air is sandwiched between the two layers of fabrics, and when flame burns, the spread of the flame is delayed and partial heat is absorbed by the air layer. The flame retardant property of the fabric is excellent.

Drawings

FIG. 1 is a general schematic view of the structure of the protruding boss of the present invention;

fig. 2 is an overall schematic view of the structure of the protruding and recessed portions of the present invention;

FIG. 3 is a drawing showing the artistic conception of the present invention;

fig. 4 is a view showing a triangular arrangement of the present invention;

FIG. 5 is a test chart of air volume in the yarn;

FIG. 6 is a test chart of water vapor permeability index;

FIG. 7 is a test chart of water vapor absorption;

FIG. 8 is a test chart for warmth retention;

FIG. 9 is a test chart of comfort level of physical clothing;

fig. 10 is a bacteriostatic test chart.

Reference numerals: 1. surface layer fabric; 2. lining fabric; 3. a boss portion; 4. a recessed portion.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Combine shown in fig. 1 and fig. 2, a high visual double-deck two-sided knitting fire-retardant antistatic safety protection surface fabric of three-dimensional, including top layer surface fabric 1 and nexine surface fabric 2, top layer surface fabric 1 passes through with nexine surface fabric 2 and is connected through being connected the yarn, top layer surface fabric 1 forms a plurality of bellyings 3 along deviating from nexine surface fabric 2 direction, nexine surface fabric 2 forms a plurality of depressed parts 4 along being close to top layer surface fabric 1 direction, and a plurality of bellyings 3 and a plurality of depressed parts 4 one-to-one, and bellyings 3 and depressed part 4 are rectangular shape.

The surface fabric 1 and the inner fabric 2 both comprise modacrylic, viscose and conductive fiber, and are blended according to the proportion of 60/38/2, and the yarn count is 40s single yarn. The modacrylic is produced by adopting a product of Kaneka company of Japan, the fiber fineness is 1.7DTEX, the fiber length is 38mm, the main body is acrylic fiber and is formed by copolymerizing an acrylonitrile monomer and a vinyl compound containing a flame retardant element, the material has flame retardance, the LOI value can reach 33, the handfeel is similar to that of wool, and the modacrylic has good softness and skin-friendly performance. The viscose adopts the VILOFT fiber of Germany cohn company, and the fibre fineness is 1.9DEX, and the fibre cross-section is the platykurtic, has increased the compliance of product and has increased specific area, and the VILOFT fiber is irregular alignment in the mixed yarn after the spinning, can form the space that holds the air, and this structure can make the surface fabric have outstanding gas permeability, therefore the product can remain soft dry and comfortable all the time, and this fibre is natural cellulose base fibre, and is nontoxic harmless to the human body, and environmental protection degradable.

Referring to fig. 3 and 4, the circular weft knitting machine is adopted in the embodiment, the cylinder size is 34 inches, the needle pitch is 24/inch, the double-sided circular knitting machine is provided, and four sections of knitting needles are arranged on the upper section and the lower section. The processing procedures are as follows: the upper needle of the fabric is selected from two sections, and the lower needle of the fabric is selected from four sections. According to the pattern requirement, 18 paths are designed into a pattern cycle, so that 4 cycles can be realized because the weaving machine has 72 paths in total. The needle arrangement sequence is that the

upper needles

1 and 2 are arranged, and the lower needles are arranged: 1, 2, 1, 2, 3, 4. During weaving, the flame-retardant yarns are fed into a weaving machine along the weft direction, and are mutually nested and matched to be woven into the final fabric.

The first path is as follows: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

And a second path: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

And a third path: 1 section of knitting needles on the upper needle are knitted, 2 sections of knitting needles do not work, 1 and 2 sections of knitting needles on the lower needle do not work, and 3 and 4 sections of knitting needles are knitted.

And a fourth path: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

And a fifth path: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

A sixth path: the upper needle 1 section of knitting needle does not work, the lower needle 2 section of knitting needle does not work, and the

lower needle

1, 2 sections of knitting needle do not work, and the knitting

needles

3, 4 sections of knitting needle.

A seventh way: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

An eighth way: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work. The ninth way: 1 section of knitting needles on the upper needle are knitted, 2 sections of knitting needles do not work, 1 and 2 sections of knitting needles on the lower needle do not work, and 3 and 4 sections of knitting needles are knitted.

The tenth way: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work. An eleventh way: the

upper needles

1 and 2 sections of knitting needles do not work, the

lower needles

1 and 2 sections of knitting needles do not work, and the

lower needles

3 and 4 sections of knitting needles do not work.

The twelfth way: the upper needle 1 section of knitting needle does not work, the lower needle 2 section of knitting needle does not work, and the

lower needle

1, 2 sections of knitting needle do not work, and the

knitting needles

3, 4 sections of knitting needle.

The thirteenth route: the upper needle 1 section of knitting needle is knitted, the 2 section of knitting needle does not work, the

lower needle

1, 3 sections of knitting needle do not work, and the 2, 4 sections of knitting needle are knitted.

The fourteenth route: the upper needle 1 section of knitting needle does not work, the 2 sections of knitting needles are used for knitting, the lower sections of

knitting needles

1 and 3 are used for knitting, and the 2 and 4 sections of knitting needles do not work.

The fifteenth way: the upper needle 1 section of knitting needle is knitted, the 2 section of knitting needle does not work, the

lower needle

The sixteenth route: the upper needle 1 section of knitting needle does not work, the lower needle 2 section of knitting needle is knitted, the

lower needle

1, 3 sections of knitting needles are knitted, and the 2, 4 sections of knitting needles do not work.

A seventeenth way: the upper needle 1 section of knitting needle is knitted, the 2 section of knitting needle does not work, the

lower needle

The eighteenth way: the upper needle 1 section of knitting needle does not work, the lower needle 2 section of knitting needle is knitted, the

lower needle

And (3) further dyeing the obtained fabric, namely putting the fabric into water for boiling and bleaching, and removing grease and impurities in the fabric. Then cooling and washing water, and further pickling. And then dyeing acrylic fibers by using a cationic dye, and after dyeing is finished, cooling and washing the acrylic fibers by using water again to wash off excessive dye, and then carrying out reduction washing. The next step is the dyeing of the VILOFT viscose with the active ingredient dye, the excess dye is washed off again and further soaped. And after the soaping is finished, cooling and washing until the water is clear. And (5) fixing color and shaping.

The utility model discloses the surface fabric is integrative with multiple functions set, has both continued the excellent performance of fire-retardant surface fabric, melts high visual element wherein again, has satisfied the high requirement to the operation clothing under the specific environment. The detection standard of EN11612, EN20471 and the like is passed. Simultaneously the utility model discloses the surface fabric is permanent fire-retardant product, can not reduce flame retardant efficiency along with the washing, and the modacrylic material meets fire carbonization, can not produce the molten drop, can not cause the injury to the human body, has further ensured user of service's safety. And has antistatic effect.

For VILOFT fibers and other fiber fabrics, the following results were obtained from a series of tests performed according to the International Standard:

as shown in fig. 5, the VILOFT yarn contained a significant increase in air content compared to 100% cotton;

as shown in fig. 6, the breathability of VILOFT plus material is 15% higher than the functional underwear standard;

as shown in fig. 7, VILOFT has moisture-conducting properties, and can better take away moisture on the body surface, thereby keeping comfort and dryness;

as shown in fig. 8, the VILOFT fabric warmth retention is significantly improved from the air pockets formed in the yarn;

as shown in fig. 9, the physiological garment comfort incorporates the vapor transmission index, vapor absorption, and warmth retention indicators;

as shown in fig. 10, the superior moisture management system allows VILOFT to stop the growth of bacteria and reduce body odor.

Other experimental data:

1. EN11612:2015, protective clothing, heat-proof and fireproof performance requirements

Shrinkage, 180 ℃, 5 min: warp-2.3%, weft-3.6%

② vertical burning (burning on cloth surface): qualified

2. EN1149-3:2004 Electrostatic Performance of protective clothing

Shielding coefficient S: 0.42

Half-life: t50<0.01

3. EN20471 (fluorescent yellow) fluorescence test

Testing the fluorescence degree: qualified

Luminance coefficient: before illumination: after 0.96 qualified light: 0.82 pass

③ color fastness to dry rubbing: 4-5 stages

Acid sweat stain resistance color fastness: staining grade 4, changing color grade 4-5

Fifthly, color fastness to alkali perspiration: staining grade 4, changing color grade 4-5

Sixthly, water stain resistance color fastness: staining 4-5 grade, changing color 4-5 grade

Seventhly, color fastness to washing: staining 4-5 grade, changing color 4-5 grade

(iii) color fastness to dry cleaning: staining 4-5 grade, changing color 4-5 grade

Ninthly, color fastness to heat and compression: staining 4-5 grade, changing color 4-5 grade

4. EN31092:1993 moisture resistance:

Ret:4.67

5. ISO 11092:20104 thermal insulation performance:

Rct:0.0383

it is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high visual double-deck two-sided knitting fire-retardant antistatic safety protection surface fabric of three-dimensional, the yarn is by the acrylonitrile-chloride-acrylonitrile copolymer, viscose and conductive fiber to 60/38/2's proportion carries out the blending, and yarn count is 40s single yarn, its characterized in that, including surface layer surface fabric (1) and nexine surface fabric (2), surface layer surface fabric (1) with nexine surface fabric (2) are connected through connecting the yarn, surface layer surface fabric (1) is along deviating from nexine surface fabric (2) direction forms a plurality of bellyings (3), nexine surface fabric (2) are along being close to surface layer surface fabric (1) direction forms a plurality of depressed parts (4), and is a plurality of bellyings (3) and a plurality of depressed part (4) one-to-one.

2. The high-visibility three-dimensional double-layer double-faced knitted flame-retardant antistatic safety protection fabric according to claim 1, wherein the convex portions (3) and the concave portions (4) are both rectangular in shape.

3. The high-visibility three-dimensional double-layer double-faced knitted flame-retardant antistatic safety protection fabric according to claim 1, wherein the surface fabric (1) and the inner fabric (2) both comprise modacrylic, viscose and conductive fibers.

4. The high-visibility three-dimensional double-layer double-faced knitted flame-retardant antistatic safety protection fabric as claimed in claim 3, wherein the modacrylic has a fiber fineness of 1.7DTEX and a fiber length of 38 mm.

5. The high-visibility three-dimensional double-layer double-faced knitted flame-retardant antistatic safety protection fabric as claimed in claim 3, wherein the fineness of the viscose is 1.9DEX, and the cross section of the viscose is flat.

6. The high-visibility three-dimensional double-layer double-sided knitted flame-retardant antistatic safety protection fabric according to claim 3, wherein the conductive fibers are non-carbon type 638, the parent polymer of the conductive fibers is nylon 6 with a round cross section, an elliptical conductive factor is arranged in the middle and close to the edges, the fiber fineness of the conductive fibers is 2DTEX, and the fiber length is 51 mm.

7. The high-visibility three-dimensional double-layer double-sided knitted flame-retardant antistatic safety protection fabric according to claim 1, wherein the connecting yarns and the fabric are formed by blending yarns of modacrylic, viscose and conductive fibers in 60/38/2 ratio, and the yarn count is 40s single yarn.