CN218989573U

CN218989573U - Quick-drying warp knitted fabric with unidirectional liquid water transfer function

Info

Publication number: CN218989573U
Application number: CN202223235861.7U
Authority: CN
Inventors: 黄琼羽; 王莉萍; 陈长荣; 何贤德; 胡军岩
Original assignee: Best Pacific Textile Ltd
Current assignee: Best Pacific Textile Ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-09
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a quick-drying warp knitted fabric with a liquid water unidirectional transmission function, which comprises a fabric body, wherein the fabric body comprises a seam connecting layer, a water transmission layer and a water diffusion layer which are sequentially connected, and at least one of the seam connecting layer, the water transmission layer and the water diffusion layer is provided with more than two layers, so that the fabric body forms a multi-layer overhead laminated structure with more than four layers; the seam connecting layer, the moisture transfer layer and the moisture diffusion layer are respectively woven by yarns with different water conveying capacities, so that the fabric body has the effect of unidirectional transfer of liquid water from the seam connecting layer to the moisture transfer layer and the moisture quick diffusion layer. The utility model has the effect of unidirectional moisture transfer, and has the characteristics of light weight, ventilation, quick dryness, comfort and non-sticking.

Description

Quick-drying warp knitted fabric with unidirectional liquid water transfer function

Technical Field

The utility model relates to a textile fabric, in particular to a quick-drying warp knitting fabric with a unidirectional liquid water transmission function.

Background

With environmental changes and increased health awareness of people, aerobic exercise is receiving more and more attention. However, when the human body sweats, the sweat accumulated on the fabric of the sportswear can not be discharged in time, so that the fabric is tightly stuck to the body, and people feel uncomfortable and even catch a cold. Along with the improvement of the knitting fabric technology, more and more functional fabric designs are realized, and functional fabrics capable of participating in the micro-climate water management of the skin surface layer of a human body are particularly developed, such as:

the patent document CN111607973A discloses a preparation method of a moisture-absorbing quick-drying textile, which is characterized in that cotton fiber doped graphene fiber is used as a raw material to obtain a fabric matrix, polytetrafluoroethylene is used as a main body, graphene oxide and nano silicon dioxide are combined to prepare a microporous film, and the microporous film is compounded with the prepared fabric matrix.

Patent document CN105088802 a, "a yarn dyed fabric moisture-absorbing and quick-drying finishing process", provides a yarn dyed fabric moisture-absorbing and quick-drying finishing process, the finishing process is as follows: the yarn-dyed fabric is immersed in the moisture-absorbing and quick-drying finishing agent, wherein the moisture-absorbing and quick-drying finishing agent consists of a surfactant and polyether amino modified silicone oil, and a rolling and baking process method is adopted, so that the horizontal wicking and the diffusivity of the finished fabric are improved by 260%, and the moisture conductivity, the handfeel and the elasticity are good.

The analysis of the prior art is integrated, and the existing technology for realizing the differential moisture transfer of the fabric has a post-finishing method, but has the problems of water washing resistance and non-durable functionality, and also has the problem that the moisture transfer and quick drying cannot be simultaneously combined.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a quick-drying warp knitted fabric with a unidirectional liquid water transmission function.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the quick-drying warp knitted fabric with the unidirectional liquid water transmission function comprises a fabric body, wherein the fabric body comprises a seam connecting layer, a water transmission layer and a water diffusion layer which are sequentially connected, and at least one of the seam connecting layer, the water transmission layer and the water diffusion layer is provided with more than two layers, so that the fabric body forms a multi-layer overhead laminated structure with more than four layers; the seam connecting layer, the moisture transfer layer and the moisture diffusion layer are respectively woven by yarns with different water conveying capacities, so that the fabric body has the effect of unidirectional transfer of liquid water from the seam connecting layer to the moisture transfer layer and the moisture quick diffusion layer.

The fabric body has the effect of unidirectional transfer of liquid water from the joint connection layer to the rapid diffusion layer, and OWTC is more than or equal to 100% by using AATCC195 moisture-conducting performance test; the fabric body is tested by using GB-T21655.1 standard, and the evaporation rate is more than 0.45ml/h; the fabric has the characteristics of light weight, ventilation, quick dryness, comfort and non-sticking.

As a further improvement, the weave structure of the seam connection layer adopts a satin structure through forging or reverse warp; the organization structure of the moisture transfer layer adopts a variable warp satin structure; the organization structure of the water diffusion layer adopts a reverse satin structure or a variable satin structure.

As a further improvement scheme, the seam connecting layer is formed by weaving yarns Y1, the moisture transfer layer is formed by weaving yarns Y2, the moisture diffusion layer is formed by weaving yarns Y3, and the capillary water transmission capacity LP of the yarns Y2 _Y2 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 1.5, the capillary water transport capacity LP of yarn Y3 _Y3 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 2.

As a further improvement, the yarn Y1 adopts filaments or short fibers, and the contact angle of the yarn surface when the yarn Y1 adopts the short fibers is larger than 60 degrees; the yarn Y2 adopts filaments or short fibers, and the contact angle of the yarn surface is more than or equal to 60 degrees and more than or equal to 45 degrees when the yarn Y2 adopts the short fibers; the yarn Y3 is made of filaments or staple fibers, and the contact angle of the yarn surface is smaller than 45 degrees when the yarn Y3 is made of staple fibers.

As a further development, the fineness D of the yarn Y1 _Y1 200D or less, preferably fineness D _Y1 ≤75D。

As a further improvement scheme, the number of the needle back transverse movement needles of the moisture transfer layer is 2-5 needles; the number of the needle back transverse movement needles of the moisture diffusion layer is 1 needle to 5 needle, wherein the ratio of the needle back transverse movement needles is more than or equal to 10 percent.

As a further improvement scheme, be equipped with a plurality of mesh on the surface fabric body, this mesh is blind hole or through-hole, and the surface of follow moisture diffusion layer surface link up moisture transfer layer and extend to the seam tie layer when this mesh is the blind hole.

As a further improvement scheme, the meshes are uniformly distributed on the fabric body, and the distance X between two adjacent meshes is more than or equal to 0.3mm, preferably 1mm, in the weft direction of the fabric; in the warp direction of the fabric, the distance Y between two adjacent meshes is more than or equal to 0.3mm, and the height H of the meshes is more than or equal to 0.3mm.

As a further improvement scheme, the mesh shape is round or elliptical, and the sum of the areas of all meshes accounts for 5% -70% of the whole surface area of the fabric body.

As a further improvement scheme, the meshes are regularly distributed on the fabric body according to a set track.

Compared with the prior art, the utility model has the following beneficial technical effects:

by arranging three structural layers, namely a seam connecting layer, a moisture transfer layer and a moisture diffusion layer, at least two layers are required to be arranged in one structural layer, so that more than four layers of structures are integrally formed, and the three structural layers are formed by weaving with different water transmission capacities, so that the fabric body has the effect of enabling moisture to be transferred unidirectionally from the seam connecting layer, the moisture transfer layer and the moisture diffusion layer in sequence; through the mesh structure, the whole lightweight has ventilative, quick dry and comfortable, comfortable characteristics of not sticking the body simultaneously.

Drawings

FIG. 1 is a schematic cross-sectional view of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of the structure of the fabric of the present utility model;

FIG. 3 is a schematic diagram of a stitch construction in the present utility model;

fig. 4 is a schematic cross-sectional structure of a second embodiment of the present utility model.

Reference numerals:

1-a seam tie layer; 2-a moisture transport layer; 3-a moisture diffusion layer; 4-mesh; 5-a fabric body.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the indicated apparatus or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

Referring to fig. 1 and 2, a quick-drying warp knitted fabric with unidirectional liquid water transfer function is integrally knitted by a warp knitting machine and comprises a fabric body 5, wherein the fabric body comprises a seam connecting layer 1, a water transfer layer 2 and a water diffusion layer 3 which are sequentially connected, the seam connecting layer 1 is provided with one layer, the water transfer layer 2 is provided with two layers, the water diffusion layer 3 is provided with one layer, and the two water transfer layers are overlapped together, so that the fabric body forms a four-layer multi-layer overhead laminated structure, and the seam connecting layer, the water transfer layer and the water diffusion layer are respectively knitted by yarns with different water transfer capacities, so that the fabric body has the unidirectional transfer effect of liquid water from the seam connecting layer to the water transfer layer and the water fast diffusion layer. In order to ensure unidirectional delivery of moisture in a given direction, it is desirable to ensure that the water transport capacity of the moisture diffusion layer is greater than the water transport capacity of the moisture transport layer, which is greater than the water transport capacity of the seam connection layer.

When in actual use, the seam connecting layer can be used as a skin attaching layer, the moisture diffusion layer is used as a clothing layer, the seam connecting layer is in direct contact with skin and is used for absorbing sweat on a human body, then the sweat is firstly transferred to the moisture transfer layer through the seam connecting layer and then transferred to the moisture diffusion layer from the moisture transfer layer, and the sweat is diffused in the moisture diffusion layer and is contacted with air, so that the moisture can be quickly evaporated, the dryness of the fabric can be quickly kept, and the wearing comfort is improved.

The organization structure of the seam connecting layer adopts a forged or reverse warp satin structure; the organization structure of the moisture transfer layer adopts a variable warp satin structure; the organization structure of the water diffusion layer adopts a reverse satin structure or a variable satin structure. Each structural layer is woven by adopting the above-mentioned weave structure to form a more closely interconnected structure.

Example two

Referring to fig. 4, a difference from the embodiment is that the specific arrangement of the seam connection layer 1, the moisture transfer layer 2, and the moisture diffusion layer 3 is different. In this embodiment, the seam connection layer is provided with one layer, the moisture transfer layer is provided with three layers, the moisture diffusion layer is provided with two layers, and the whole overhead laminated structure of six layers is formed. The three water transfer layers are sequentially overlapped and bonded together, and the two water diffusion layers are sequentially overlapped and bonded together. The three water transfer layers have the same water transfer capacity, the two water diffusion layers have the same water transfer capacity and are of a more-layer structure, thicker fabric is formed at the same time, and the three water transfer layers can be flexibly selected in the face of different application scenes and use environments. In accordance with the embodiment, in the second embodiment, the water transporting capacity of the moisture diffusion layer is greater than the water transporting capacity of the moisture transporting layer, and the water transporting capacity of the moisture transporting layer is greater than the water transporting capacity of the seam connecting layer, so that the moisture is ensured to be actively transferred from the seam connecting layer to the moisture transporting layer, and then the moisture on the moisture transporting layer is actively transferred to the moisture diffusion layer, thereby forming the effect of unidirectional moisture transfer diffusion.

For different application scenes, namely, different clothes, different layers of fabric bodies can be selected, and according to the structural design of the utility model, the fabric bodies can be set in a diversified manner, so that different use requirements are met.

Example III

The seam connecting layer 1, the moisture transfer layer 2 and the moisture diffusion layer 3 have better performance when specific yarns are selected according to the following selection, wherein the seam connecting layer is formed by weaving yarns Y1, the moisture transfer layer is formed by weaving yarns Y2, the moisture diffusion layer is formed by weaving yarns Y3, and the capillary water transmission capacity LP of the yarns Y2 _Y2 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 1.5, the capillary water transport capacity LP of yarn Y3 _Y3 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 2, that is, the capillary water transport capacity of yarn Y3 is also greater than that of yarn Y2. By limiting the water transport capacity ratio, it is possible to ensure a preferable water transport performance, and to transport water from the seam connecting layer, the water transport layer, and the water diffusion layer in order, and if the capillary water transport capacities of the yarns Y1, Y2, and Y3 are very close although they are different, it is difficult to transport and diffuse water efficiently, and it is impossible to maintain a quick-drying state.

The yarn Y1 adopts filaments or short fibers, and the contact angle of the yarn surface is larger than 60 degrees when the yarn Y1 adopts the short fibers; the yarn Y2 adopts filaments or short fibers, and the contact angle of the yarn surface is more than or equal to 60 degrees and more than or equal to 45 degrees when the yarn Y2 adopts the short fibers; the yarn Y3 adopts filaments or short fibers, and the contact angle of the yarn surface of the yarn Y3 adopts the short fibers is smaller than 45 degrees, so that the contact angle of the yarn of each structural layer is kept different, different hydrophilic properties are formed, and the moisture transmission is facilitated.

Fineness D of the yarn Y1 _Y1 Fineness D of 200D or less, preferably yarn Y1 _Y1 ≤75D。

In addition, during knitting, the number of the needle back transverse needles of the moisture transfer layer is 2-5 needles; the number of the needle back transverse movement needles of the moisture diffusion layer is 1 needle to 5 needle, wherein the ratio of the needle back transverse movement needles is more than or equal to 10 percent.

Example IV

Referring to fig. 1 and 2, in order to make the fabric lighter, the fabric body is provided with a plurality of mesh holes 4, and the mesh holes 4 penetrate the moisture transfer layer from the surface of the moisture diffusion layer and extend to the surface of the seam connection layer. The mesh is utilized, so that the whole fabric is lighter, the contact area between the moisture transfer layer and the moisture diffusion layer and the air is increased, and better moisture diffusion performance is realized. The mesh may be a through hole penetrating the fabric body, or a blind hole, i.e. the mesh penetrates inwards from the surface of the moisture diffusion layer and extends to the surface of the seam connection layer, so as to form a blind hole.

The meshes are uniformly distributed on the fabric body, and the distance X between two adjacent meshes is more than or equal to 0.3mm, preferably 1mm, in the weft direction of the fabric; in the warp direction of the fabric, the distance Y between two adjacent meshes is more than or equal to 0.3mm, and the height H of the meshes is more than or equal to 0.3mm.

For the specific arrangement of a plurality of meshes, the meshes can be arranged according to a set LOGO pattern or can be uniformly arranged in an array mode, the meshes are round or elliptical, and the sum of the areas of all the meshes accounts for 5% -70% of the whole surface area of the fabric body.

For the fabric with the structure, the OWTC is more than or equal to 100% by using the AATCC195 moisture permeability test; the fabric body is tested by using GB-T21655.1 standard, and the evaporation rate is more than 0.45ml/h; the fabric has the characteristics of light weight, ventilation, quick dryness, comfort and non-sticking.

Specific production examples will be described below.

Example 1

1. Warping yarn used for warp knitting:

(1) Filament warping:

warping machine model: karl Mayer DS 21/30 NC-2, negative feed.

Warping temperature: warping humidity at 25 ℃): 65%

Setting technological parameters in the workshop under the temperature and humidity conditions.

2. Weaving:

(1) Weaving machine model: RSJ 5/1 EL-4 or other satisfactory warp knitting machine.

Number of machine: e32;

(2) Yarn was used:

JB1:PES 30D/24F/1 FD DTY recycle100％；

JB2:PES 30D/24F/1 FD DTY recycle100％；

GB3：PES 30D/24F/1 FD DTY recycle100％；

GB4:PES 40D/72F/1 FD DTY recycle100％；

GB5：PES 40D/72F/1 FD DTY recycle100％。

(3) Yarn-laying digital code and yarn-threading mode:

JB1：21/10/12/10/12/34/45/43/45/43//；

threading mode: empty 12 (puncture 1 empty 2) 672 empty 12;

JB2：34/45/43/45/43/21/10/12/10/12//；

threading mode: empty 12 (empty 2 through 1) 672 empty 12;

GB3：67/43/67/43/67/43/10/34/10/34//；

threading mode: 3, penetrating through the hole 3;

GB4：34/45/43/45/43/21/10/12/10/12//；

threading mode: (5-void 1) ×679-void 1-void 5;

GB5：21/10/12/10/12/34/45/43/45/43//；

threading mode: puncture 1-1 (puncture 5-1) ×679-4.

3. The post-finishing process flow comprises the following steps:

washing, reserving, overflow dyeing, dehydrating, post-shaping, inspecting cloth and rolling.

4. The specification of the fabric is as follows:

width of cloth: 105CM;

gram weight: 105G/m ² 。

5. Test results

(1) The unidirectional delivery function of liquid water was tested according to the standard AATCC195 method and the test results were as follows:

/>

(2) The moisture absorption and quick drying performance of the fabric is tested according to the GB-T21655.1 method, and the test results are as follows:

the test shows that the fabric with the structure can be used for a longer time, has a better evaporation rate after being washed for 5 times and 25 times, and can be used for rapidly evaporating and diffusing water, so that the fabric is kept in a dry state.

It should be noted that, the foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited to the foregoing embodiment, but it should be understood that although the present utility model has been described in detail with reference to the embodiment, it is possible for those skilled in the art to make modifications to the technical solutions described in the foregoing embodiment, or to make equivalent substitutions for some technical features thereof, but any modifications, equivalent substitutions, improvements and the like within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function comprises a fabric body, and is characterized in that the fabric body comprises a seam connecting layer, a water transmission layer and a water diffusion layer which are sequentially connected, wherein at least one of the seam connecting layer, the water transmission layer and the water diffusion layer is provided with more than two layers, so that the fabric body forms a multi-layer overhead laminated structure with more than four layers; the seam connecting layer, the moisture transfer layer and the moisture diffusion layer are respectively woven by yarns with different water conveying capacities, so that the fabric body has the effect of unidirectional transfer of liquid water from the seam connecting layer to the moisture transfer layer and the moisture quick diffusion layer.

2. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 1, wherein the stitch structure of the seam connecting layer adopts a warp-forging or reverse warp-forging structure; the organization structure of the moisture transfer layer adopts a variable warp satin structure; the organization structure of the water diffusion layer adopts a reverse satin structure or a variable satin structure.

3. The quick-drying warp knitted fabric with unidirectional liquid water transfer function as claimed in claim 2, wherein the seam connecting layer is formed by knitting yarn Y1, the moisture transfer layer is formed by knitting yarn Y2, the moisture diffusion layer is formed by knitting yarn Y3, and capillary water transfer capacity LP of yarn Y2 is achieved _Y2 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 1.5, the capillary water transport capacity LP of yarn Y3 _Y3 Capillary water transport capacity LP with yarn Y1 _Y1 The ratio of (2) is greater than 2.

4. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 3, wherein the yarn Y1 is filaments or short fibers, and the yarn surface contact angle of the yarn Y1 is greater than 60 degrees when the yarn Y1 is short fibers; the yarn Y2 adopts filaments or short fibers, and the contact angle of the yarn surface is more than or equal to 60 degrees and more than or equal to 45 degrees when the yarn Y2 adopts the short fibers; the yarn Y3 is made of filaments or staple fibers, and the contact angle of the yarn surface is smaller than 45 degrees when the yarn Y3 is made of staple fibers.

5. The quick-drying warp knitted fabric with unidirectional liquid water transfer function as claimed in claim 4, wherein the fineness D of the yarn Y1 _Y1 ≤200D。

6. The quick-drying warp knitted fabric with the unidirectional liquid water transfer function according to claim 5, wherein the number of needle back traversing needles of the moisture transfer layer is 2-5 needles; the number of the needle back transverse movement needles of the moisture diffusion layer is 1 needle to 5 needle, wherein the ratio of the needle back transverse movement needles is more than or equal to 10 percent.

7. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 6, wherein the fabric body is provided with a plurality of meshes, the meshes are blind holes or through holes, and the meshes penetrate through the moisture transmission layer from the surface of the moisture diffusion layer and extend to the surface of the joint connection layer when the meshes are blind holes.

8. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 7, wherein the meshes are uniformly distributed on the fabric body, and the distance X between two adjacent meshes in the weft direction of the fabric is more than or equal to 0.3mm; in the warp direction of the fabric, the distance Y between two adjacent meshes is more than or equal to 0.3mm, and the height H of the meshes is more than or equal to 0.3mm.

9. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 8, wherein the mesh shape is circular or elliptical, and the sum of the areas of all meshes accounts for 5% -70% of the whole surface area of the fabric body.

10. The quick-drying warp knitted fabric with the unidirectional liquid water transmission function according to claim 9, wherein the meshes are regularly arranged on the fabric body according to a set track.