CN214873173U

CN214873173U - Dampproofing ventilative elasticity non-woven fabrics

Info

Publication number: CN214873173U
Application number: CN202120863821.3U
Authority: CN
Inventors: 张立
Original assignee: Quanzhou Taidi New Material Technology Co ltd
Current assignee: Quanzhou Taidi New Material Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-26
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to the technical field of non-woven fabrics, and provides a moisture-proof breathable elastic non-woven fabric, which comprises a non-woven fabric layer, wherein one side of the non-woven fabric layer is provided with a soft layer, one side of the non-woven fabric layer, which is away from the soft layer, is provided with an elastic layer, and one side of the elastic layer, which is away from the non-woven fabric layer, is provided with a waterproof wear-resistant layer; the elastic layer is woven by warp and weft and is formed, warp includes first warp and the second warp of alternate arrangement, weft is first warp and the second warp of interlude from top to bottom that the S-shaped, first warp comprises polyether ester elastic fiber and the first winding yarn of winding in the polyether ester elastic fiber outside, second warp comprises polyether ester elastic fiber and the second winding yarn of winding in the polyether ester elastic fiber outside, weft is the spandex silk. It has solved the not good problem of prior art non-woven fabrics elasticity, gas permeability and compliance.

Description

Dampproofing ventilative elasticity non-woven fabrics

Technical Field

The utility model relates to a non-woven fabrics technical field especially relates to a dampproofing ventilative elasticity non-woven fabrics.

Background

Nonwoven fabrics are constructed of oriented or random fibers and are referred to as nonwoven fabrics because of their cloth appearance and certain properties. The non-woven fabric product has the advantages of rich colors, diversified patterns and styles, light weight, environmental protection, recycling and the like, so the non-woven fabric product has wide application range and is widely applied to the fields of clothing, bags, wall cloth, medical supplies and the like.

Although the traditional non-woven fabrics are various in variety, the elasticity of the non-woven fabrics is poor, the non-woven fabrics cannot stretch freely, the service life is short, and the softness and the air permeability are not good enough, so that the non-woven fabrics are difficult to meet the requirements of people. In view of the above problems, the chinese patent application No.: 202020815104.9 discloses an elasticity composite nonwoven fabric, including fibre layer one, connecting block, fibre layer two and fibre layer three, fixed surface is connected with a plurality of connecting block on the fibre layer one, a fibre layer top is through a plurality of connecting block fixedly connected with fibre layer two, fixed surface is connected with fibre layer three on the fibre layer two. This elasticity composite nonwoven fabric is wavy setting through setting up fibrous layer three, makes this elasticity composite nonwoven fabric upper surface when contacting the object surface, can extrude wavy fibrous layer three, makes fibrous layer three take place deformation, makes the space extruded between fibrous layer three and the fibrous layer two, makes this elasticity composite nonwoven fabric surface softer. Be cylindric setting through setting up the connecting block, and be sunken setting in the middle of the connecting block outer wall, when the connecting block is crooked and when extrudeing, make better crooked and the extrusion of connecting block, increase this elasticity composite non-woven fabrics elasticity, be the array setting between the connecting block, make the connecting block outside and fibrous layer one and fibrous layer two between can the vacuole formation, increase this elasticity composite non-woven fabrics gas permeability.

SUMMERY OF THE UTILITY MODEL

Therefore, to above content, the utility model provides a dampproofing ventilative elasticity non-woven fabrics solves the not good problem of prior art non-woven fabrics elasticity, gas permeability and compliance.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a damp-proof breathable elastic non-woven fabric comprises a non-woven fabric layer, wherein the thickness direction of the non-woven fabric layer is defined to be the longitudinal direction, a soft layer is arranged on one longitudinal side of the non-woven fabric layer, an elastic layer is arranged on one longitudinal side, away from the soft layer, of the non-woven fabric layer, and a waterproof wear-resistant layer is arranged on one longitudinal side, away from the non-woven fabric layer, of the elastic layer;

the elastic layer is formed by weaving warps and wefts, the warps comprise first warps and second warps which are arranged alternately, the wefts are S-shaped, the first warps and the second warps are vertically inserted, the first warps are composed of polyether ester elastic fibers and first winding yarns wound on the outer sides of the polyether ester elastic fibers, the second warps are composed of polyether ester elastic fibers and second winding yarns wound on the outer sides of the polyether ester elastic fibers, and the wefts are made of spandex filaments;

the waterproof wear-resistant layer comprises a wear-resistant layer and a waterproof layer, and the waterproof layer is arranged on one side, far away from the elastic layer, of the wear-resistant layer in the longitudinal direction.

Further improvement: the upper surface of wearing layer is equipped with first elastic block, the lower surface of wearing layer is equipped with the second elastic block.

Further improvement: the projection areas of the first elastic block and the second elastic block in the longitudinal direction are not overlapped.

Further improvement: the first elastic block and the second elastic block are internally provided with cavities, the surfaces of the first elastic block and the second elastic block are provided with through holes, and the through holes extend from outside to inside to be communicated with the cavities.

Further improvement: the cavity is filled with activated carbon particles, and the particle size of the activated carbon particles is larger than the inner diameter of the through hole.

Further improvement: the wear-resistant layer is a nylon woven layer.

Further improvement: the first winding yarn is viscose fiber, and the second winding yarn is antibacterial fiber.

Further improvement: the soft layer is a fibroin fiber layer.

Further improvement: the waterproof layer is a polytetrafluoroethylene film.

Further improvement: the soft layer, the non-woven fabric layer, the elastic layer and the waterproof wear-resistant layer are bonded through hot melt adhesives.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the soft comfort level of the non-woven fabric is improved by arranging the soft layer; through setting up waterproof wearing layer, improve the waterproof nature and the wearability of non-woven fabrics, extension non-woven fabrics life. Waterproof wearing layer includes waterproof layer and wearing layer, and is further, is equipped with first elasticity piece and two elasticity pieces respectively on the upper and lower surface of wearing layer, is equipped with the cavity in first elasticity piece and second elasticity piece, first elasticity piece and second elasticity piece surface are equipped with the through-hole, and the setting of cavity and through-hole improves the gas permeability of non-woven fabrics. Set up the active carbon granule in the cavity, can adsorb the peculiar smell, reach deodorant effect, especially when the non-woven fabrics receives external force extrusion, the elastic block takes place deformation, and the air quantity in the cavity is along with changing for the adsorption rate to the peculiar smell.

Through setting up the elastic layer, make the non-woven fabrics have good elasticity, receive extrusion tensile back, still can the reconversion. Elastic layer is woven by warp and weft and is formed, and warp includes alternate first warp and the second warp of arranging, and first warp comprises polyetherester elastic fiber and the first winding yarn in the polyetherester elastic fiber outside of winding, second warp comprises polyetherester elastic fiber and the second winding yarn in the polyetherester elastic fiber outside of winding, and the weft is the spandex silk, and spandex silk and polyetherester elastic fiber all have good elasticity, can adapt to certain elastic deformation, make the warp and weft reconversion after tensile end, guarantee elastic layer's elasticity. First winding yarn and second winding yarn of winding outside polyether ester elastic fiber can strengthen the structural strength of first warp and second warp, and when receiving tensile, tensile can be shared to first winding yarn and second winding yarn, avoids polyether ester elastic fiber atress too big, can't resume original condition. Further, set up first winding yarn and be viscose, second winding yarn is antibacterial fiber, and viscose has hygroscopicity, the gas permeability is good, and is soft, is difficult for playing good characteristics such as static, and antibacterial fiber has good antibacterial, bacterinertness, can improve the gas permeability and the bacterinertness of non-woven fabrics.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an elastic layer according to a first embodiment;

FIG. 3 is a schematic structural view of a first warp yarn in the first embodiment;

FIG. 4 is a schematic structural view of a second warp yarn in the first embodiment;

FIG. 5 is a schematic structural view of a wear-resistant layer according to the second embodiment;

fig. 6 is an enlarged schematic view at a in fig. 5.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

referring to fig. 1-4, a dampproofing ventilative elasticity non-woven fabrics, including non-woven fabrics layer 1, the thickness direction of defining the non-woven fabrics layer is vertical, the vertical one side of non-woven fabrics layer 1 is equipped with soft layer 2, soft layer 2 is the silk protein fiber layer, the vertical one side that soft layer 2 was kept away from on non-woven fabrics layer 1 is equipped with elasticity layer 3, the vertical one side that non-woven fabrics layer 1 was kept away from on elasticity layer 3 is equipped with waterproof wearing layer, waterproof wearing layer includes wearing layer 4 and waterproof layer 5, waterproof layer 5 sets up the vertical one side that elasticity layer 3 was kept away from to wearing layer 4, wearing layer 4 is the nylon weaving layer, waterproof layer 5 is the polytetrafluoroethylene membrane. The soft layer 2, the non-woven fabric layer 1, the elastic layer 3 and the waterproof wear-resistant layer are bonded through hot melt adhesives.

Elastic layer 3 is woven by warp and weft 6 and is formed, warp includes alternate first warp 7 and the second warp 8 of range, weft 6 is first warp 7 and the second warp 8 of interlude from top to bottom in the S-shaped, first warp 7 comprises polyether ester elastic fiber 9 and the first winding yarn 10 of winding in the polyether ester elastic fiber 9 outside, second warp 8 comprises polyether ester elastic fiber 11 and the second winding yarn 12 of winding in the polyether ester elastic fiber 11 outside, weft 6 is the spandex silk, first winding yarn 10 is viscose, second winding yarn 12 is antibacterial fiber.

When in use, the soft comfort level of the non-woven fabric is improved by arranging the soft layer; through setting up waterproof wearing layer, improve the waterproof nature and the wearability of non-woven fabrics, extension non-woven fabrics life. Through setting up the elastic layer, make the non-woven fabrics have good elasticity, receive extrusion tensile back, still can the reconversion. The spandex filaments and the polyether ester elastic fibers have good elasticity, can adapt to certain elastic deformation, and enable the warp and weft to recover the original shape after the stretching is finished, so that the elasticity of the elastic layer is ensured. First winding yarn and second winding yarn of winding outside polyether ester elastic fiber can strengthen the structural strength of first warp and second warp, and when receiving tensile, tensile can be shared to first winding yarn and second winding yarn, avoids polyether ester elastic fiber atress too big, can't resume original condition. The viscose fiber has the excellent characteristics of good hygroscopicity and air permeability, softness, difficult static generation and the like, the antibacterial fiber has good bacteriostasis and antibacterial property, and the viscose fiber and the antibacterial fiber are wound on the outer side of the polyether ester elastic fiber, so that the air permeability and the antibacterial property of the non-woven fabric can be improved.

Example two:

referring to fig. 5 and 6, a first elastic block 13 is disposed on the upper surface of the wear-resistant layer 4, a second elastic block 14 is disposed on the lower surface of the wear-resistant layer 4, and projected areas of the first elastic block 13 and the second elastic block 14 in the longitudinal direction are not overlapped. First elastic block 13 and second elastic block 14 are the arc, be equipped with cavity 15 in first elastic block 13 and the second elastic block 14, first elastic block 13 and second elastic block 14 surface are equipped with through-hole 16, through-hole 16 outside-in extends intercommunication cavity 15, cavity 15 intussuseption is filled with the active carbon granule, the particle diameter of active carbon granule is greater than the internal diameter of through-hole. The rest is the same as the first embodiment.

The upper surface and the lower surface of the wear-resistant layer are respectively provided with a first elastic block and two elastic blocks, cavities are arranged in the first elastic block and the second elastic block, through holes are arranged on the surfaces of the first elastic block and the second elastic block, and the air permeability of the non-woven fabric is improved due to the arrangement of the cavities and the through holes. Set up the active carbon granule in the cavity, can adsorb the peculiar smell, reach deodorant effect, especially when the non-woven fabrics receives external force extrusion, the elastic block takes place deformation, and the air quantity in the cavity is along with changing for the adsorption rate to the peculiar smell.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A moisture-proof breathable elastic non-woven fabric comprises a non-woven fabric layer, wherein the thickness direction of the non-woven fabric layer is defined to be the longitudinal direction, and the moisture-proof breathable elastic non-woven fabric is characterized in that: a flexible layer is arranged on one longitudinal side of the non-woven fabric layer, an elastic layer is arranged on one longitudinal side, away from the flexible layer, of the non-woven fabric layer, and a waterproof wear-resistant layer is arranged on one longitudinal side, away from the non-woven fabric layer, of the elastic layer;

2. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the upper surface of wearing layer is equipped with first elastic block, the lower surface of wearing layer is equipped with the second elastic block.

3. The moisture-proof breathable elastic nonwoven fabric according to claim 2, wherein: the projection areas of the first elastic block and the second elastic block in the longitudinal direction are not overlapped.

4. The moisture-proof breathable elastic nonwoven fabric according to claim 2, wherein: the first elastic block and the second elastic block are internally provided with cavities, the surfaces of the first elastic block and the second elastic block are provided with through holes, and the through holes extend from outside to inside to be communicated with the cavities.

5. The moisture-proof breathable elastic nonwoven fabric according to claim 4, wherein: the cavity is filled with activated carbon particles, and the particle size of the activated carbon particles is larger than the inner diameter of the through hole.

6. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the wear-resistant layer is a nylon woven layer.

7. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the first winding yarn is viscose fiber, and the second winding yarn is antibacterial fiber.

8. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the soft layer is a fibroin fiber layer.

9. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the waterproof layer is a polytetrafluoroethylene film.

10. The moisture-proof breathable elastic nonwoven fabric according to claim 1, wherein: the soft layer, the non-woven fabric layer, the elastic layer and the waterproof wear-resistant layer are bonded through hot melt adhesives.