Air-permeable knitted fabric

CN224741222UActive Publication Date: 2026-09-11SHAOXING SHANBU TEXTILE CO LTD
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Patent Information

Application Number
CN202521257395.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-19
Publication Date
2026-09-11
Estimated Expiration
2035-06-19

AI Technical Summary

Technical Problem

[0003]一些针织布为了提高其整体的透气性,会采用激光打标工艺在针织布上开设若干个透气孔,通过宏观的透气结构来保证布料整体的透气效果,这种工艺在涤纶布上比较常见,因为涤纶纤维的透气性能比较差,通过打孔可以提高布料整体的透气性,但是开孔会导致涤纶纤维的断裂端暴露在外,这些断面比完整纤维表面更粗糙,摩擦时更容易产生静电,导致透气孔边缘在被摩擦时更容易起静电

Benefits of technology

基层上开设有位于保湿部上的透气孔,吸湿纱具有良好的吸湿和保湿能力,从而能够在一定程度上将水分滞留在保湿部上,从而保证保湿部上不会过于干燥,因此在透气孔上产生的静电能够借助水分进行一定的疏导,从而减少静电产生的量,而抗静电纱是整体添加在基层上的,并且添加的位置靠近各个保湿部,抗静电纱整体具有较好的疏导静电的能力,从而能够将保湿部上的静电进行疏导,进一步提高这部分疏导静电的能力,进一步减少开孔位置静电的产生。

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Abstract

This utility model discloses a breathable knitted fabric, relating to the textile field. The key technical points are: it includes a base layer woven from polyester yarn to form a plain weave structure. Moisture-absorbing yarn and antistatic yarn pass through the base layer. The moisture-absorbing yarn is looped around the plain weave loops to form a rectangular moisture-retaining section. The antistatic yarn is positioned on both sides of the moisture-retaining section. Ventilation holes are provided on the base layer within the moisture-retaining section. The moisture-absorbing yarn has good moisture absorption and retention capabilities, thus retaining moisture to a certain extent on the moisture-retaining section, preventing it from becoming too dry. Therefore, static electricity generated at the ventilation holes can be partially conducted away with the moisture, reducing the amount of static electricity. The silver fiber has a certain degree of conductivity, which can conduct the charge accumulated on the base layer, improving the overall antistatic capability of the base layer.
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Description

Technical Field

[0001] This utility model relates to the textile field, and more specifically, to a breathable knitted fabric. Background Technology

[0002] Knitted fabric is a type of fabric formed by interlocking loops. It is made by bending yarns into loops and connecting them together through a knitting process.

[0003] To improve the overall breathability of some knitted fabrics, laser marking is used to create several ventilation holes. This macroscopic ventilation structure ensures the overall breathability of the fabric. This process is common in polyester fabrics because polyester fibers have poor breathability. Perforation can improve the overall breathability of the fabric. However, perforation exposes the broken ends of the polyester fibers. These broken ends are rougher than the surface of intact fibers and are more prone to generating static electricity when rubbed. This makes the edges of the ventilation holes more susceptible to static electricity when rubbed.

[0004] Therefore, a new solution is needed to address this problem. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a breathable knitted fabric.

[0006] The above-mentioned technical objective of this utility model is achieved through the following technical solution: a breathable knitted fabric, including a base layer, wherein the base layer is woven from polyester yarn to form a weft plain knit structure, and moisture-absorbing yarn and antistatic yarn pass through the base layer, wherein the moisture-absorbing yarn is sleeved on the weft plain knit loop and forms a rectangular moisturizing part, wherein the moisturizing part is distributed in a linear array on the base layer, and the antistatic yarn is disposed on both sides of the moisturizing part, and the base layer is provided with breathable holes located on the moisturizing part.

[0007] The present invention is further configured such that: the moisturizing part includes several rows of moisturizing coils and floating lines, and adjacent rows of moisturizing coils and adjacent moisturizing parts are connected by floating lines.

[0008] The present invention is further configured such that: the floating line includes an outer floating line and an inner floating line, the outer floating line is used to connect two rows of moisturizing coils, and the inner floating line is used to connect two moisturizing parts.

[0009] The present invention is further configured such that: the antistatic yarn is added laterally to the weft plain knit fabric, and antistatic floats and antistatic coils are formed on the antistatic yarn; the antistatic floats are located at the edge of the moisturizing part, and the antistatic coils are located between two adjacent moisturizing parts.

[0010] The present invention is further configured such that: the moisture-absorbing yarn comprises a yarn core and a wound yarn wrapped around the yarn core, the yarn core is made of hollow polyester yarn twisted together, and the wound yarn is made of cotton fiber twisted together.

[0011] The present invention is further configured such that the antistatic yarn is made of silver fiber twisted together.

[0012] In summary, this utility model has the following beneficial effects: The base layer has ventilation holes located on the moisturizing section. The moisture-absorbing yarn has good moisture absorption and retention capabilities, which can retain moisture on the moisturizing section to a certain extent, thus ensuring that the moisturizing section is not too dry. Therefore, the static electricity generated on the ventilation holes can be conducted away with the help of moisture, thereby reducing the amount of static electricity generated. The antistatic yarn is added to the base layer as a whole, and the addition position is close to each moisturizing section. The antistatic yarn as a whole has a good ability to conduct static electricity, which can conduct static electricity on the moisturizing section, further improving the static electricity conduction ability of this part, and further reducing the generation of static electricity at the opening position. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a schematic diagram of the weaving structure of this utility model; Figure 3 This is a schematic diagram of the moisture-absorbing yarn in this utility model.

[0014] In the diagram: 1. Base layer; 2. Polyester yarn; 3. Moisture-absorbing yarn; 4. Antistatic yarn; 5. Moisturizing part; 6. Yarn core; 7. Wrapping yarn. Detailed Implementation

[0015] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0016] Breathable knitted fabric, such as Figure 1 and Figure 2As shown, the system includes a base layer 1, which is woven from polyester yarn 2 to form a plain weave structure. Moisture-absorbing yarn 3 and antistatic yarn 4 pass through the base layer 1. The moisture-absorbing yarn 3 is looped onto the plain weave loops to form rectangular moisturizing sections 5, which are linearly arrayed on the base layer 1. The antistatic yarn 4 is positioned on both sides of the moisturizing sections 5. Ventilation holes are provided on the base layer 1 located on the moisturizing sections 5. The moisture-absorbing yarn 3 has good moisture absorption and retention capabilities, thus retaining moisture on the moisturizing sections 5 to a certain extent, preventing them from becoming too dry. Therefore, static electricity generated at the ventilation holes can be partially dissipated with the help of moisture, reducing the amount of static electricity generated. The antistatic yarn 4 is added integrally to the base layer 1, and its position is close to each moisturizing section 5. The antistatic yarn 4 has a good overall ability to conduct static electricity, further improving the static electricity dissipation ability of the moisturizing sections 5 and further reducing the generation of static electricity at the opening locations.

[0017] like Figure 2 As shown, the moisturizing section 5 includes several rows of moisturizing coils and floating lines. Adjacent rows of moisturizing coils and adjacent sections 5 are connected by floating lines. Each row of moisturizing coils is composed of moisturizing coils, which are formed by moisture-absorbing yarn 3 wrapped around a weft plain needle loop. They are located in the same moisturizing section 5. Adjacent rows of moisturizing coils are spaced one row apart. All sections 5 in the longitudinal direction are formed during the knitting process, ensuring the stability of the structure of the moisturizing section 5. The floating lines include outer floating lines and inner floating lines. The outer floating lines are used to connect two rows of moisturizing coils, and the inner floating lines are used to connect two sections 5. The outer floating lines are located on the outside of the base layer 1, so that the moisture-absorbing yarn 3 is in contact with the object on the outside of the base layer 1, thereby reducing contact with the polyester yarn 2 and thus reducing the generation of static electricity. There are multiple outer floating lines on the same moisturizing section 5, which can withstand friction simultaneously. There is only one inner floating line between two sections 5, so it is placed on the inside of the base layer 1 to ensure its integrity.

[0018] like Figure 2 As shown, antistatic yarn 4 is added laterally to the weft plain knit fabric. Antistatic floats and antistatic loops are formed on the antistatic yarn 4. The antistatic floats are located at the edge of the moisturizing part 5, and the antistatic loops are located between two adjacent moisturizing parts 5. The antistatic loops have better extensibility than the antistatic floats, thus enabling better extensibility of moisturizing between the two moisturizing parts 5. At the same time, the antistatic floats can limit the extensibility of the moisturizing part 5 and ensure the integrity of the vent holes.

[0019] like Figure 3As shown, the moisture-absorbing yarn 3 consists of a yarn core 6 and a wound yarn 7 wrapped around the yarn core 6. The yarn core 6 is made of hollow polyester yarn twisted together, and the wound yarn 7 is made of cotton fiber twisted together. Cotton fiber has good moisture absorption and retention properties, ensuring the retention performance of the moisture-retaining part 5. Hollow polyester yarn has the characteristics of high strength and good elasticity, ensuring the overall strength of the moisture-absorbing yarn 3. The antistatic yarn 4 is made of silver fiber twisted together. Silver fiber has a certain conductivity, which can conduct the charge on the base layer 1, reduce the generation of static electricity on the base layer 1, and improve the overall antistatic ability of the base layer 1.

[0020] The above description is merely a preferred embodiment of this utility model. The protection scope of this utility model is not limited to the above embodiments. All technical solutions falling within the scope of this utility model's concept are protected. It should be noted that for those skilled in the art, any improvements and modifications made without departing from the principle of this utility model should also be considered within the protection scope of this utility model.

Claims

1. A breathable knitted fabric, characterized in that: The base layer (1) is woven from polyester yarn (2) to form a weft plain knit structure. Moisture-absorbing yarn (3) and antistatic yarn (4) pass through the base layer (1). The moisture-absorbing yarn (3) is sleeved on the weft plain knit loop and forms a rectangular moisturizing part (5). The moisturizing part (5) is distributed in a linear array on the base layer (1). The antistatic yarn (4) is set on both sides of the moisturizing part (5). The base layer (1) has ventilation holes located on the moisturizing part (5).

2. The breathable knitted fabric according to claim 1, characterized in that: The moisturizing part (5) includes several rows of moisturizing coils and floating lines. The adjacent rows of moisturizing coils and the adjacent moisturizing parts (5) are connected by floating lines.

3. The breathable knitted fabric according to claim 2, characterized in that: The floating line includes an outer floating line and an inner floating line. The outer floating line is used to connect two rows of moisturizing coils, and the inner floating line is used to connect two moisturizing parts (5).

4. The breathable knitted fabric according to claim 1, characterized in that: The antistatic yarn (4) is added laterally to the weft plain knit fabric. Antistatic floats and antistatic coils are formed on the antistatic yarn (4). The antistatic floats are located at the edge of the moisturizing part (5), and the antistatic coils are located between two adjacent moisturizing parts (5).

5. The breathable knitted fabric according to claim 1, characterized in that: The moisture-absorbing yarn (3) consists of a yarn core (6) and a winding yarn (7) wrapped around the yarn core (6). The yarn core (6) is made of hollow polyester yarn twisted together, and the winding yarn (7) is made of cotton fiber twisted together.

6. The breathable knitted fabric according to claim 1, characterized in that: The antistatic yarn (4) is made of silver fiber twisted together.