Sandwich screen cloth with sanded yarns

By using a frosted yarn design in the sandwich mesh, the existing sandwich mesh has solved the problems of rough touch, poor skin-friendliness and insufficient appearance, achieving higher wear comfort, breathable and sweat-free functions and aesthetic design.

CN222933491UActive Publication Date: 2025-06-03JIASHAN ANXUN WEAVING CO LTD
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Patent Information

Application Number
CN202421901009.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-06
Publication Date
2025-06-03
Estimated Expiration
2034-08-06

AI Technical Summary

Technical Problem

The existing sandwich mesh has a rough touch and poor skin-friendliness. In order to maintain breathable function, it is often impossible to take into account the aesthetic design of the cloth appearance, resulting in low wear comfort.

Method used

The sandwich mesh design with fleece yarn is designed to increase touch comfort by arranging the fleece area on the outer cloth surface, and improve skin-friendliness on the inner side. At the same time, the fleece area of ​​fleece yarn is arranged in the fabric design to increase three-dimensionality and appearance variation.

Benefits of technology

It improves the wear comfort of users, enhances breathable and sweating function, and enhances the aesthetic design of the cloth appearance, meeting the needs of both tactile comfort, breathable functions and aesthetic design.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides sandwich screen cloth with sanded yarns. The sandwich screen cloth comprises a bottom layer, a surface layer and a middle layer, and the bottom layer is formed by intermeshing and warp-knitting a first bottom layer yarn ring unit and a second bottom layer yarn ring unit. The surface layer comprises a surface layer mesh area formed by intermeshing and warp-knitting a first surface layer yarn ring unit and a second surface layer yarn ring unit, and a surface layer sanding area formed by intermeshing and warp-knitting a first surface layer yarn ring unit, a second surface layer yarn ring unit, a third surface layer yarn ring unit and a fourth surface layer yarn ring unit. The middle layer comprises a monofilament, and the monofilament enables one side face of the bottom layer to be adjacent to one side face of the surface layer in a tuck knitting mode. Therefore, the utility model provides the mesh cloth which has air permeability and skin-friendly property.
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Description

Technical Field

[0001] The present invention provides a sandwich mesh fabric, particularly a sandwich mesh fabric with napped yarns. Background Art

[0002] In recent years, with the rise of health awareness, the sports trend has gradually increased, and the sports industry has also risen accordingly. Since a large amount of sweat is generated during exercise, sports products with breathable and sweat-wicking functions are highly favored by consumers. Therefore, breathable mesh fabrics are often used in sports products to achieve sweat-wicking effects, especially in sports shoes.

[0003] The upper surfaces of sports shoes sold on the market are mostly made of mesh fabrics, especially sandwich mesh fabrics. The mesh hole structure of the sandwich mesh fabric is stable, so it has a stable breathable function. However, the existing sandwich mesh fabric has a rough touch and poor skin-friendly property, resulting in low wearing comfort for users. In addition, in order to maintain the ventilation function of the mesh holes, the existing sandwich mesh fabric often fails to consider the aesthetic design of the fabric surface.

[0004] Therefore, developing a fabric that simultaneously has touch comfort, breathable function and can consider the aesthetic design of the fabric surface is an important topic in this field. Summary of the Invention

[0005] An object of the present invention is to provide a sandwich mesh fabric with napped yarns, which can increase the touch comfort during use and improve the appearance variability of traditional sandwich mesh fabrics. By using the sandwich mesh fabric with napped yarns of the present invention to make sportswear or sports shoes, the breathable and sweat-wicking functions required by users can be provided. The velvet feeling on the outer fabric surface provides touch comfort, and the velvet feeling on the inner fabric surface enhances the skin-friendly property of the fabric, which can further improve the wearing comfort of users. In addition, the outer fabric surface arranges the velvet feeling area of the napped yarns by designing patterns, which can increase the three-dimensionality of the designed patterns and further increase the appearance variability of the fabric surface.

[0006] One aspect of the present invention provides a sandwich mesh fabric with sanded yarns, comprising a bottom layer, a top layer, and an intermediate layer. The bottom layer comprises a plurality of first bottom layer yarn loop units and a plurality of second bottom layer yarn loop units arranged in a warp direction, wherein the first bottom layer yarn loop units and the second bottom layer yarn loop units are arranged at intervals and are interlaced and warp knitted to form the bottom layer. The top layer comprises a plurality of first top layer yarn loop units, a plurality of second top layer yarn loop units, a plurality of third top layer yarn loop units, and a plurality of fourth top layer yarn loop units arranged in a warp direction, wherein each of the first top layer yarn loop units and each of the second top layer yarn loop units respectively comprise a plurality of extended processed yarns, each of the third top layer yarn loop units and each of the fourth top layer yarn loop units respectively comprise a plurality of top layer sanded yarns, the first top layer yarn loop units and the second top layer yarn loop units are arranged at intervals and are interlaced and warp knitted to form a top layer mesh area; the first top layer yarn loop units, the second top layer yarn loop units, the third top layer yarn loop units, and the fourth top layer yarn loop units are arranged at intervals and are interlaced and warp knitted to form a top layer sanded area, the proportion of the top layer sanded yarns in the top layer is 40wt% to 65wt%, and the top layer sanded area has a plurality of top layer sanded mesh holes, and the aperture of each of the top layer sanded mesh holes is 1.5mm to 5mm. The intermediate layer comprises a monofilament, and the monofilament is looped and knitted to connect the first bottom layer yarn loop units, the second bottom layer yarn loop units, the first top layer yarn loop units, the second top layer yarn loop units, the third top layer yarn loop units, and the fourth top layer yarn loop units, so that one side of the bottom layer is adjacent to one side of the top layer, wherein the height of the intermediate layer is 1.5mm to 12mm, the denier of the monofilament is 30D to 100D, and the wire diameter of the monofilament is 40μm to 70μm.

[0007] According to the aforementioned sandwich mesh fabric with sanded yarns, the denier of each of the top layer sanded yarns can be 100D to 300D, and the fiber count of each of the top layer sanded yarns can be 96F to 1152F.

[0008] According to the aforementioned sandwich mesh fabric with sanded yarns, each of the first bottom layer yarn loop units may comprise a plurality of bottom layer sanded yarns, and each of the second bottom layer yarn loop units may comprise bottom layer sanded yarns.

[0009] According to the aforementioned sandwich mesh fabric with sanded yarns, the bottom layer may have a plurality of bottom layer sanded mesh holes, and the aperture of each of the bottom layer sanded mesh holes may be 1.5mm to 5mm.

[0010] According to the aforementioned sandwich mesh fabric with sanded yarns, the top layer mesh area may have a plurality of top layer mesh holes, the aperture of each of the top layer mesh holes may be 1.5mm to 5mm, and the hole height of each of the top layer mesh holes may be 1.5mm to 15mm.

[0011] According to the aforementioned sandwich mesh fabric with napped yarns, each of the first bottom layer yarn loop units and each of the second bottom layer yarn loop units may respectively include drawn textured yarns, and the bottom layer may have a plurality of bottom layer mesh holes.

[0012] According to the aforementioned sandwich mesh fabric with napped yarns, the aperture of each of the bottom layer mesh holes may be 1.5 mm to 5 mm, the hole height of each of the bottom layer mesh holes may be 1.5 mm to 15 mm, the surface layer mesh hole area of the surface layer may have a plurality of surface layer mesh holes, the aperture of each of the surface layer mesh holes may be 1.5 mm to 5 mm, and the hole height of each of the surface layer mesh holes may be 1.5 mm to 15 mm.

[0013] According to the aforementioned sandwich mesh fabric with napped yarns, the denier of each of the drawn textured yarns may be 100 D to 300 D, the fiber count of each of the drawn textured yarns may be 30 F to 516 F, and the boiling shrinkage rate of each of the drawn textured yarns may be 10% to 35%.

[0014] According to the aforementioned sandwich mesh fabric with napped yarns, the boiling shrinkage rate of each of the surface layer napped yarns may be 20% to 40%, and each of the surface layer napped yarns may include a wool, a polyamide, an acrylic or a spandex.

[0015] According to the aforementioned sandwich mesh fabric with napped yarns, the monofilament may include polyester or polyamide. Description of the Drawings

[0016] To make the above and other objects, features, advantages and embodiments of the present invention more obvious and understandable, the description of the accompanying drawings is as follows:

[0017] Figure 1 A three-dimensional structural schematic diagram of a sandwich mesh fabric with napped yarns according to an embodiment of the present invention is shown;

[0018] Figure 2 Shown Figure 1 A bottom view of the sandwich mesh fabric with napped yarns of the embodiment is shown;

[0019] Figure 3 Shown Figure 1 A top view of the sandwich mesh fabric with napped yarns of the embodiment; and

[0020] Figure 4 A bottom view of the sandwich mesh fabric with napped yarns according to another embodiment of the present invention is shown.

[0021] Among them, the description of the reference numerals is as follows:

[0022] 100: Sandwich mesh fabric with napped yarns

[0023] 110, 210: Bottom layer

[0024] 111, 211: The first bottom layer yarn loop unit

[0025] 112, 212: The second bottom layer yarn loop unit

[0026] 113: Bottom layer napped mesh hole

[0027] 120: Surface layer

[0028] 121: Surface layer mesh area

[0029] 122: Surface layer napped area

[0030] 123: The first surface layer yarn loop unit

[0031] 124: The second surface layer yarn loop unit

[0032] 125: The third surface layer yarn loop unit

[0033] 126: The fourth surface layer yarn loop unit

[0034] 127: Surface layer mesh hole

[0035] 128: Surface layer napped mesh hole

[0036] 130: Intermediate layer

[0037] 131: Monofilament

[0038] 214: Bottom layer mesh hole Detailed implementation manners

[0039] Multiple embodiments of the present invention will be described below with reference to the accompanying drawings. For the sake of clarity, many practical details will be described together in the following description. However, it should be understood that these practical details are not used to limit the present invention. That is to say, in some embodiments of the present invention, these practical details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and elements in the prior art will be shown in a simple schematic manner in the drawings; and repeated elements may be represented by the same reference numerals.

[0040] The following specific embodiments further exemplify the present invention, which is beneficial for those of ordinary skill in the technical field to which the present invention pertains to fully utilize and practice the present invention without excessive interpretation, and these embodiments should not be regarded as limiting the scope of the present invention, but are used to illustrate the materials and methods for implementing the present invention.

[0041] Please refer to Figure 1 , Figure 2 and Figure 3 , wherein, Figure 1 FIG. shows a three - dimensional structural schematic diagram of a sandwich mesh fabric 100 with napped yarns according to an embodiment of the present invention.Figure 2 Illustrated Figure 1 Bottom view of the sandwich mesh fabric 100 with napped yarns of the embodiment, Figure 3 Illustrated Figure 1 Top view of the sandwich mesh fabric 100 with napped yarns of the embodiment. The sandwich mesh fabric 100 with napped yarns includes a bottom layer 110, a top layer 120, and an intermediate layer 130.

[0042] From Figure 2 It can be seen that the bottom layer 110 includes a plurality of first bottom layer yarn loop units 111 and a plurality of second bottom layer yarn loop units 112 arranged in the warp direction, wherein the first bottom layer yarn loop units 111 and the second bottom layer yarn loop units 112 are arranged at intervals and are interlaced and warp-knitted to form the bottom layer 110. In addition, each of the first bottom layer yarn loop units 111 may include bottom layer napped yarns, and each of the second bottom layer yarn loop units 112 may include bottom layer napped yarns. Specifically, when the sandwich mesh fabric 100 with napped yarns is used in sports goods, such as sports clothes, sports pants or sports shoes, the human skin will contact the bottom layer 110 of the sandwich mesh fabric 100 with napped yarns. The bottom layer napped yarns have a velvet feeling, which can improve the skin contact comfort, and provide a buffering force between the fabric and the skin, reducing skin scratches or abrasions caused by the friction between the fabric and the skin during long-term exercise. In addition, in the cold season, it can also provide a warming effect. The denier of the bottom layer napped yarns can be 100D to 300D, and the fiber count of the bottom layer napped yarns can be 48F to 516F. Thereby, the bottom layer napped yarns have good structural strength. Even during long-term exercise, when there is a high frequency of friction between the bottom layer 110 and the skin, the bottom layer 110 can maintain structural stability, and at the same time, it has a highly delicate touch. In addition, the bottom layer 110 may have a plurality of bottom layer napped mesh holes 113, and the aperture of each of the bottom layer napped mesh holes 113 can be 1.5 mm to 5 mm, which can provide heat dissipation and ventilation functions.

[0043] From Figure 3It can be seen that the surface layer 120 includes a plurality of first surface layer yarn loop units 123, a plurality of second surface layer yarn loop units 124, a plurality of third surface layer yarn loop units 125, and a plurality of fourth surface layer yarn loop units 126 arranged in the warp direction. Each of the first surface layer yarn loop units 123 and each of the second surface layer yarn loop units 124 respectively include a plurality of drawn yarns, and each of the third surface layer yarn loop units 125 and each of the fourth surface layer yarn loop units 126 respectively include a plurality of surface layer napped yarns. The first surface layer yarn loop units 123 and the second surface layer yarn loop units 124 are arranged at intervals and are interlaced and warp-knitted to form the surface layer mesh area 121. The first surface layer yarn loop units 123, the second surface layer yarn loop units 124, the third surface layer yarn loop units 125, and the fourth surface layer yarn loop units 126 are arranged at intervals and are interlaced and warp-knitted to form the surface layer napped area 122. The proportion of the surface layer napped yarns in the surface layer 120 is 40 wt% to 65 wt%, and the surface layer napped area 122 has a plurality of surface layer napped mesh holes 128, and the aperture of each of the surface layer napped mesh holes 128 is 1.5 mm to 5 mm. In addition, the denier of the surface layer napped yarns can be 100D to 300D, and the fiber fineness of the surface layer napped yarns can be 96F to 1152F. Thereby, the surface layer napped yarns have good structural strength.

[0044] The surface layer 120 of the sandwich mesh fabric 100 with napped yarns includes a surface layer mesh area 121 and a surface layer napped area 122, and the surface layer mesh area 121 can have a plurality of surface layer mesh holes 127. The aperture of each of the surface layer mesh holes 127 can be 1.5 mm to 5 mm, and the hole height of each of the surface layer mesh holes 127 can be 1.5 mm to 15 mm. When the hot air is pushed outwards, the cooler air will flow in to make up, which can increase the air convection in the sandwich mesh fabric 100 with napped yarns to achieve the effects of heat dissipation and breathability. Thereby, the sandwich mesh fabric 100 with napped yarns can be used as the fabric for sportswear, so that the sweat generated after long-term exercise can be led out from the skin surface to the outside, achieving the effects of heat dissipation and sweating. The surface layer napped area 122 of the surface layer 120 has surface layer napped mesh holes 128, which can provide heat dissipation and breathability functions. The proportion of the surface layer napped yarns in the surface layer 120 is 40 wt% to 65 wt%. Thereby, the surface layer 120 can have a velvety feeling to increase the contact comfort, and at the same time, the overall sweating function of the surface layer 120 can be maintained. In addition, by arranging the patterns of the surface layer mesh area 121 and the surface layer napped area 122, the pattern performance and appearance change of the surface layer 120 can be additionally increased.

[0045] The drawn textured yarn is a yarn that has been subjected to stretching, winding, and twisting processes. It has a hairy appearance, high elasticity, high strength, and good dyeing properties. Each of the drawn textured yarns used in the sand-wich mesh fabric 100 with brushed yarns can have a denier of 100D to 300D, a fiber count of 30F to 516F, and a shrinkage in boiling water of 10% to 35%. Thereby, the sandwich mesh fabric 100 with brushed yarns can withstand the pulling force of the warp knitting equipment during the warp knitting process, and due to its good dyeing properties, the fabric processing variability is better. Preferably, the shrinkage in boiling water of each of the drawn textured yarns can be 10% to 25%, which can make the dimensional stability of the fabric better. Further, it helps to maintain the sizes of the surface layer mesh holes 127 and the surface layer brushed mesh holes 128, thereby maintaining the heat dissipation, breathability, and sweat-wicking functions of the fabric.

[0046] The shrinkage in boiling water of each of the surface layer brushed yarns used in the sandwich mesh fabric 100 with brushed yarns can be 20% to 40%. Preferably, the shrinkage in boiling water of each of the surface layer brushed yarns can be 20% to 25%, which can make the dimensional stability of the fabric better. Each of the surface layer brushed yarns can include wool, polyamide, acrylic, or spandex. Specifically, each of the surface layer brushed yarns can be a plush yarn. Further, each of the bottom layer brushed yarns can include wool, polyamide, acrylic, or spandex. Specifically, each of the bottom layer brushed yarns can be a plush yarn. The plush yarn has a fluffy and curly shape, so it has a soft touch, thereby improving the skin-friendly touch of the bottom layer 110 and the surface layer 120.

[0047] The intermediate layer 130 includes monofilaments 131. The monofilaments 131 are strung together with the first bottom layer yarn loop unit 111, the second bottom layer yarn loop unit 112, the first surface layer yarn loop unit 123, the second surface layer yarn loop unit 124, the third surface layer yarn loop unit 125, and the fourth surface layer yarn loop unit 126 in a tuck knitting manner, such that one side surface of the bottom layer 110 is adjacent to one side surface of the surface layer 120. Wherein, a height of the intermediate layer 130 is 1.5 mm to 12 mm, the denier of the monofilaments 131 is 30D to 100D, and the wire diameter of the monofilaments 131 is 40 μm to 70 μm.

[0048] The monofilament 131 is a polymer yarn with a continuous extension structure. The cross-section of the monofilament 131 can be circular or profiled (e.g., flat or triangular). Generally, the monofilament 131 is produced by melting a polymer raw material and extruding it through a spinneret to form a filament, and then adjusting its physical properties through stretching and heat setting. The monofilament 131 has a large wire diameter and is not easily thinned due to long-term use, and has good mechanical strength and durability. Specifically, the monofilament 131 of the intermediate layer 130 is used to connect the surface layer 120 and the bottom layer 110 to form the sandwich mesh fabric 100 with napped yarns. The monofilament 131 provides a simple connection structure that reduces the change in the characteristics of the surface layer 120 and the bottom layer 110, allowing the surface layer 120 and the bottom layer 110 to retain their original heat dissipation, breathability, and sweat-wicking characteristics. Only the monofilament 131 is used in the intermediate layer 130. Therefore, the denier of the monofilament 131 is 30D to 100D to have sufficient material strength to maintain the three-dimensional structural stability of the sandwich mesh fabric 100 with napped yarns. In addition, the surface layer 120 and the bottom layer 110 are combined with the structure of the monofilament 131 of the intermediate layer 130, and can also produce a contrasting visual effect of partial transparency and partial wool feeling.

[0049] The monofilament 131 used in the sandwich mesh fabric 100 with napped yarns may include polyester or nylon. The advantages of polyester and nylon are high strength, good elasticity, and low moisture regain. This can provide reliable structural strength for the intermediate layer 130 and avoid the damp feeling on the fabric surface caused by absorbing moisture, and can improve the dryness and comfort when wearing sports products.

[0050] Furthermore, the sandwich mesh fabric 100 with napped yarns can be produced using Raschel knitting machines, and the total thickness of the produced sandwich mesh fabric 100 with napped yarns can be 0.5 mm to 12 mm.

[0051] Please refer to Figure 4 , which shows a bottom view of a sandwich mesh fabric with napped yarns (not shown in the figure) according to another embodiment of the present invention. The sandwich mesh fabric with napped yarns is similar to the sandwich mesh fabric 100 with napped yarns. The same or similar components, their positions, and connection relationships in the sandwich mesh fabric with napped yarns according to another embodiment and the sandwich mesh fabric 100 with napped yarns will not be described in detail again. The difference is that each of the first bottom layer yarn loop units 211 and each of the second bottom layer yarn loop units 212 of the bottom layer 210 of the sandwich mesh fabric with napped yarns according to another embodiment may respectively include drawn textured yarns, and the bottom layer 210 may have a plurality of bottom layer mesh holes 214.

[0052] The aperture diameter of each of the bottom layer mesh holes 214 can be 1.5 mm to 5 mm, and the hole height of each of the bottom layer mesh holes 214 can be 1.5 mm to 15 mm. The surface layer mesh hole area (not shown in the figure) of the surface layer (not shown in the figure) can have a plurality of surface layer mesh holes (not shown in the figure). The aperture diameter of each of the surface layer mesh holes can be 1.5 mm to 5 mm, and the hole height of each of the surface layer mesh holes can be 1.5 mm to 15 mm. Thereby, when the sandwich mesh fabric with napped yarns of another embodiment is used in sports goods, the bottom layer 210 has a dry touch and is suitable for making summer clothing to improve the stuffy feeling when worn in a high-humidity summer environment. It is also suitable for making sports goods with a large demand for sweating and heat dissipation, such as sports clothing or shoes for marathons. In addition, the bottom layer mesh holes 214 can provide an external channel for the evaporation of sweat gas from the skin surface. When the hot and humid sweat gas flows outwards, the air with a lower temperature makes up from the outside to the inside, increasing the air convection in the fabric to facilitate the discharge of sweat gas and achieve the effect of heat dissipation.

[0053] In summary, the sandwich mesh fabric with napped yarns of the present new type adopts a combination of yarns with multiple fiber counts, generates a suede punching effect in the fabric structure, and enables the sandwich mesh fabric with napped yarns to have good air permeability and structural strength. Therefore, the sandwich mesh fabric with napped yarns of the present new type provides a fabric option with heat dissipation, air permeability and sweat discharge functions. The structure of the surface layer mesh holes or the bottom layer mesh holes is stable, so a stable air permeability function can be provided, while taking into account the wearing comfort and the design of the fabric surface.

[0054] Although the present new type has been disclosed as above in the form of embodiments, it is not intended to limit the present new type. Any person skilled in this art can make various changes and modifications without departing from the spirit and scope of the present new type. Therefore, the protection scope of the present new type shall be subject to that defined by the appended claims.

Claims

1. A sandwich mesh with brushed yarn, characterized in that: Include: A bottom layer, comprising a plurality of first bottom layer yarn ring units and a plurality of second bottom layer yarn ring units arranged in a warp direction, wherein the plurality of first bottom layer yarn ring units and the plurality of second bottom layer yarn ring units are arranged at intervals and are mutually interlaced and warp-knitted to form the bottom layer; A surface layer comprises a plurality of first surface layer yarn ring units, a plurality of second surface layer yarn ring units, a plurality of third surface layer yarn ring units and a plurality of fourth surface layer yarn ring units arranged in the warp direction, wherein each of the plurality of first surface layer yarn ring units and each of the plurality of second surface layer yarn ring units respectively comprises a plurality of extended processed yarns, each of the plurality of third surface layer yarn ring units and each of the plurality of fourth surface layer yarn ring units respectively comprises a plurality of surface layer brushed yarns, the plurality of first surface layer yarn ring units and the plurality of second surface layer yarn ring units The units are arranged at intervals and interlocked with each other to form a surface layer mesh area, the plurality of first surface layer yarn ring units, the plurality of second surface layer yarn ring units, the plurality of third surface layer yarn ring units and the plurality of fourth surface layer yarn ring units are arranged at intervals and interlocked with each other to form a surface layer sanded area, the plurality of surface layer sanded yarns account for 40wt% to 65wt% of the surface layer, and the surface layer sanded area has a plurality of surface layer sanded mesh holes, and an aperture of each of the plurality of surface layer sanded mesh holes is 1.5mm to 5mm; and A middle layer comprises a monofilament, which is connected in series with the plurality of first bottom layer yarn ring units, the plurality of second bottom layer yarn ring units, the plurality of first surface layer yarn ring units, the plurality of second surface layer yarn ring units, the plurality of third surface layer yarn ring units and the plurality of fourth surface layer yarn ring units in a tuck-in weaving manner, so that one side of the bottom layer is adjacent to one side of the surface layer, wherein a height of the middle layer is 1.5 mm to 12 mm, a denier number of the monofilament is 30D to 100D, and a line diameter of the monofilament is 40μm to 70μm.

2. The sandwich mesh with brushed yarn according to claim 1, characterized in that: A denier of each of the plurality of surface brushed yarns is 100D to 300D, and a fiber count of each of the plurality of surface brushed yarns is 96F to 1152F.

3. The sandwich mesh with brushed yarn according to claim 2, characterized in that: Each of the plurality of first bottom yarn loop units includes a plurality of bottom brushed yarns, and each of the plurality of second bottom yarn loop units includes the plurality of bottom brushed yarns.

4. The sandwich mesh with brushed yarns according to claim 3, characterized in that: The bottom layer has a plurality of bottom layer grinding mesh holes, and a hole diameter of each of the plurality of bottom layer grinding mesh holes is 1.5 mm to 5 mm.

5. The sandwich mesh with brushed yarns according to claim 4, characterized in that: The surface layer mesh area has a plurality of surface layer meshes, each of which has a hole diameter of 1.5 mm to 5 mm, and each of which has a hole height of 1.5 mm to 15 mm.

6. The sandwich mesh with brushed yarns according to claim 2, characterized in that: Each of the plurality of first bottom layer yarn ring units and each of the plurality of second bottom layer yarn ring units respectively includes the plurality of extended processed yarns, and the bottom layer has a plurality of bottom layer meshes.

7. The sandwich mesh with brushed yarns according to claim 6, characterized in that: The aperture of each of the plurality of bottom layer meshes is 1.5 mm to 5 mm, the aperture height of each of the plurality of bottom layer meshes is 1.5 mm to 15 mm, the surface layer mesh area of ​​the surface layer has a plurality of surface layer meshes, the aperture of each of the plurality of surface layer meshes is 1.5 mm to 5 mm, and the aperture height of each of the plurality of surface layer meshes is 1.5 mm to 15 mm.

8. The sandwich mesh with brushed yarns according to claim 1, characterized in that: A denier of each of the plurality of drawn processed yarns is 100D to 300D, a fiber count of each of the plurality of drawn processed yarns is 30F to 516F, and a boiling shrinkage of each of the plurality of drawn processed yarns is 10% to 35%.

9. The sandwich mesh with brushed yarns according to claim 1, characterized in that: A boiling shrinkage rate of each of the plurality of surface brushed yarns is 20% to 40%, and each of the plurality of surface brushed yarns comprises wool, nylon, acrylic or spandex.

10. The sandwich mesh with brushed yarns according to claim 1, characterized in that: The monofilament comprises polyester or nylon.