Bacteriostatic and deodorant knitted fabric

By designing breathable and moisture-wicking channels in the knitted fabric and using moisture-wicking and moisture-wicking yarns in the weaving process, the problem of sweat accumulation and bacterial growth during fabric use is solved, achieving antibacterial and deodorizing effects.

CN223821224UActive Publication Date: 2026-01-23WUJIANG CITY XINGRUI KNITTING APPAREL
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Patent Information

Application Number
CN202520414205.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-11
Publication Date
2026-01-23
Estimated Expiration
2035-03-11

AI Technical Summary

Technical Problem

Existing knitted fabrics generate sweat during use due to increased heat, leading to sweat accumulation, impaired air circulation, and bacterial growth. Current technologies struggle to effectively address the antibacterial and deodorizing issues of these fabrics.

Method used

The design incorporates an inner and outer layer that are fixedly connected to each other. The inner and outer layers are respectively equipped with breathable grooves and moisture-wicking grooves. The moisture-absorbing area of ​​the outer layer is larger than that of the inner layer. The inner layer has moisture-wicking protrusions and the outer layer has moisture-absorbing protrusions. By using moisture-wicking and moisture-wicking yarns in the weaving process, air circulation and the speed of sweat evaporation are increased, thereby reducing the amount of sweat inside the fabric.

Benefits of technology

By increasing air circulation and accelerating sweat evaporation, the amount of sweat inside the fabric is reduced, thus improving the fabric's antibacterial effect and preventing bacterial growth.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a bacteriostatic and deodorant knitted fabric, and relates to the technical field of fabrics. According to the key points of the technical scheme, the insole comprises an inner layer and an outer layer which are fixedly connected with each other, a plurality of ventilation grooves and a plurality of moisture dissipation grooves which are communicated with each other are formed in the inner layer and the outer layer respectively, the moisture absorption area of the outer layer is larger than that of the inner layer, and moisture dissipation protrusions extending into the moisture dissipation grooves are fixedly connected to the inner layer. The outer layer is fixedly connected with moisture absorption protrusions extending into the ventilation grooves, the diameter of the moisture absorption protrusions is larger than that of the moisture dissipation protrusions, and the thickness of the moisture dissipation protrusions is larger than the depth of the ventilation grooves. The situation that bacteria breed in the fabric is reduced by reducing the remaining amount of sweat in the fabric, the ramie fibers are good in moisture absorption and fast in moisture dissipation and have the natural antibacterial effect, and the antibacterial and bacteriostatic effects of the fabric are guaranteed through the characteristics of the ramie fibers.
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Description

Technical Field

[0001] This utility model relates to the field of fabric technology, and more specifically, to antibacterial and deodorizing knitted fabrics. Background Technology

[0002] Knitted fabric is a common type of fabric, made by interlocking loops. Knitted fabric has good elasticity, making it a common type of clothing.

[0003] To ensure the durability of clothing fabrics, the thickness of the fabric is often increased to extend the time before it is worn out. However, during the use of the fabric, the user's skin will produce sweat due to increased heat. Thicker fabrics will affect the airflow and exchange between the two sides of the fabric. At this time, the sweat inside the fabric will dissipate more slowly. As sweat continues to be produced, it will accumulate inside the fabric, causing the fabric to be in a warm and humid environment for a long time and breed bacteria. Therefore, a structure is designed to solve the problem of bacteria growth in fabrics due to prolonged dampness. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide antibacterial and deodorizing knitted fabric, which improves the overall antibacterial and deodorizing performance of the fabric through structural design.

[0005] The above-mentioned technical objective of this utility model is achieved through the following technical solution: the antibacterial and deodorizing knitted fabric includes an inner layer and an outer layer that are fixedly connected to each other. The inner layer and the outer layer are respectively provided with a plurality of air-permeable grooves and a plurality of moisture-dissipating grooves that are interconnected. The moisture-absorbing area of ​​the outer layer is larger than that of the inner layer. A moisture-dissipating protrusion extending into the moisture-dissipating groove is fixedly connected to the inner layer. A moisture-absorbing protrusion extending into the air-permeable groove is fixedly connected to the outer layer. The diameter of the moisture-absorbing protrusion is larger than that of the moisture-dissipating protrusion, and the thickness of the moisture-absorbing protrusion is greater than that of the air-permeable groove.

[0006] The present invention is further configured such that: the inner layer is woven with moisture-wicking yarn, the outer layer is woven with moisture-dissipating yarn, the count of the moisture-wicking yarn is greater than the count of the moisture-dissipating yarn, and the count of the moisture-wicking yarn is 70.

[0007] The present invention is further configured such that: the cross-sectional area of ​​the venting groove is larger than the cross-sectional area of ​​the moisture dissipation groove, and the width of the venting groove is larger than the distance between adjacent venting grooves.

[0008] The present invention is further configured such that: the outer layer is integrally formed with the moisture dissipation groove, the inner layer is integrally formed with the air permeability groove, and both the outer layer and the inner layer are configured with a mesh structure.

[0009] The present invention is further configured such that the moisture-wicking yarn includes a moisture-wicking yarn core and a moisture-wicking covering yarn spirally wound on its outer side.

[0010] The present invention is further configured such that: the moisture-wicking yarn core is formed by twisting polyester profiled fibers, and the moisture-wicking covering yarn is formed by twisting polypropylene fibers.

[0011] The present invention is further configured such that: the moisture-wicking yarn includes a moisture-wicking core and a moisture-wicking covering yarn, the moisture-wicking core is formed by twisting ramie fibers, and the moisture-wicking covering yarn is formed by twisting polyester profiled fibers twice.

[0012] In summary, this utility model has the following beneficial effects: the opening of the breathable groove and the moisture-wicking groove reduces the space for sweat retention inside the fabric and increases the amount of air flowing on both sides of the fabric, thereby shortening the time the fabric is in a damp state; the setting of the moisture-wicking protrusion increases the contact area between the inner layer and the outside air, accelerating the time for the sweat wicked out of the inner layer to dissipate into the air; the setting of the moisture-absorbing protrusion increases the contact area between the outer layer and the user's skin, accelerating the moisture absorption efficiency of the fabric during use; and the antibacterial effect of the fabric is enhanced by reducing the amount of sweat retained inside the fabric. Attached Figure Description

[0013] Figure 1 This is an exploded view of the present invention;

[0014] Figure 2 This is a cross-sectional view of the present invention;

[0015] Figure 3 for Figure 2 Enlarged view of section A;

[0016] Figure 4 This is a cross-sectional view of the moisture-conducting yarn in this utility model;

[0017] Figure 5 This is a cross-sectional view of the moisture-wicking yarn in this utility model.

[0018] In the diagram: 1. Inner layer; 2. Outer layer; 3. Breathable groove; 4. Moisture dissipation groove; 5. Moisture dissipation protrusion; 6. Moisture absorption protrusion; 7. Moisture-wicking yarn; 8. Moisture-dissipating yarn; 9. Moisture-wicking yarn core; 10. Moisture-wicking covering yarn; 11. Moisture-dissipating yarn core; 12. Moisture-dissipating covering yarn. Detailed Implementation

[0019] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0020] This antibacterial and deodorizing knitted fabric, such as Figures 1-3As shown, the fabric includes an inner layer 1 and an outer layer 2 that are fixedly connected to each other. The inner layer 1 and the outer layer 2 are sewn together by a sewing machine. The inner layer 1 and the outer layer 2 are respectively provided with a number of interconnected ventilation grooves 3 and a number of moisture-wicking grooves 4. The ventilation grooves 3 and moisture-wicking grooves 4 increase the channels for air to flow through both sides of the fabric, and the ventilation grooves 3 and moisture-wicking grooves 4 reduce the area where the inner layer 1 and the outer layer 2 stick together after being wet with sweat. By reducing the space for sweat to stay inside the fabric, the amount of sweat inside the fabric is reduced, thus ensuring the moisture-wicking effect of the fabric.

[0021] like Figures 1-3 As shown, the moisture-absorbing area of ​​the outer layer 2 is larger than that of the inner layer 1, allowing the outer layer 2 to absorb more sweat from the inner layer 1 and release it into the air quickly. A moisture-wicking protrusion 5 is fixedly connected to the inner layer 1 and extends into the moisture-wicking groove 4. The setting of the moisture-wicking protrusion 5 increases the contact area between the inner layer 1 and the outside air, allowing the sweat absorbed by the inner layer 1 from the user's body surface to be released into the air more quickly through the moisture-wicking protrusion 5, reducing the situation where bacteria grow on the fabric due to a large accumulation of sweat between the inner layer 1 and the user's body surface.

[0022] like Figures 1-3 As shown, a moisture-absorbing protrusion 6 is fixedly connected to the outer layer 2, extending into the breathable groove 3. The diameter of the moisture-absorbing protrusion 6 is larger than that of the moisture-dissipating protrusion 5, thus increasing the contact area between the moisture-absorbing protrusion 6 and the user's skin. The moisture-absorbing protrusion 6 increases the amount of sweat that the outer layer 2 can absorb. Furthermore, the cross-sectional area of ​​the moisture-absorbing protrusion 6 is smaller than that of the breathable groove 3, ensuring a constant flow of outside air between the outer peripheral wall of the moisture-absorbing protrusion 6 and the inner wall of the breathable groove 3. This allows the moisture-absorbing protrusion 6 to effectively absorb sweat from the user's skin. The liquid can be quickly released into the air, reducing the accumulation of sweat in the moisture-absorbing protrusions 6, which would otherwise lead to bacterial growth on both the moisture-absorbing protrusions 6 and the outer layer 2. This further enhances the moisture-wicking and antibacterial performance of the structure during use. The thickness of the moisture-absorbing protrusions 6 is greater than the depth of the breathable grooves 3. Since the inner layer 1 and the outer layer 2 are against each other, when the thickness of the moisture-absorbing protrusions 6 is large, the moisture-absorbing protrusions 6 can stably penetrate the breathable grooves 3 and contact the user's skin. This reduces the amount of sweat that the inner layer 1 needs to absorb, thereby enhancing the antibacterial and bacteriostatic effect of the inner layer 1.

[0023] like Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, the inner layer 1 is woven with moisture-wicking yarn 7, which guides the sweat absorbed by the inner layer 1 to the outer layer 2, shortening the time the inner layer 1 is damp. The outer layer 2 is woven with moisture-wicking yarn 8, which accelerates the release of sweat absorbed by the inner layer 1 and the user's skin into the air. The count of the moisture-wicking yarn 7 is greater than that of the moisture-wicking yarn 8, which is 70 count. By increasing the count of the moisture-wicking yarn 7, the thickness of the inner layer 1 is reduced, thereby accelerating the airflow on both sides of the inner layer 1. This reduces the time the inner layer 1 is damp and allows the heat inside the fabric to decrease more quickly, thus reducing the likelihood of bacteria growth due to a damp and warm environment inside the fabric.

[0024] like Figures 1-3 As shown, the cross-sectional area of ​​the breathable groove 3 is larger than that of the moisture-wicking groove 4, which reduces the contact area between the inner layer 1 and the user's body surface and increases the outside air in contact with the user's body surface. The width of the breathable groove 3 is greater than the distance between adjacent breathable grooves 3. Therefore, the contact area between the outer layer 2 and the inner layer 1 is greater than the contact area between the inner layer 1 and the user's body surface. The good moisture absorption and wicking effect of the outer layer 2 is used to enhance the moisture-wicking and quick-drying performance of the fabric.

[0025] like Figures 1-3 As shown, the outer layer 2 is integrally formed with the moisture dissipation groove 4, and the inner layer 1 is integrally formed with the breathable groove 3. Both the outer layer 2 and the inner layer 1 are made of mesh. The mesh structure allows the outer layer 2 and the inner layer 1 to naturally form several moisture dissipation grooves 4 and several breathable grooves 3 during manufacturing. Furthermore, during the weaving process, the mesh structure will form protrusions on the fabric surface that are misaligned with the mesh. The moisture dissipation protrusions 5 and the moisture absorption protrusions 6 are integrally formed with the inner layer 1 and the outer layer 2.

[0026] like Figure 1 , Figure 2 and Figure 4 As shown, the moisture-wicking yarn 7 includes a moisture-wicking core 9 and a moisture-wicking covering yarn 10 spirally wound around its outer side. The moisture-wicking core 9 and the moisture-wicking covering yarn 10 are processed by a spinning process to form the moisture-wicking yarn 7. The moisture-wicking core 9 is made of polyester profiled fiber 1 twisted by a twisting machine. The cross-sectional shape of the polyester profiled fiber 1 is Y-shaped. The setting of the polyester profiled fiber 1 increases the channels for sweat and outside air to flow through inside the moisture-wicking yarn 7, and enhances the quick-drying performance of the moisture-wicking yarn 7. The moisture-wicking covering yarn 10 is made of polypropylene fiber twisted by a twisting machine. Polypropylene fiber has good moisture-wicking properties. The setting of polypropylene fiber allows the sweat in the inner layer 1 to be stably guided to the outer layer 2, shortening the time that the inner layer 1 is in a damp state.

[0027] like Figure 1 , Figure 2 and Figure 5As shown, the moisture-wicking yarn 8 includes a moisture-wicking core 11 and a moisture-wicking covering yarn 12. The moisture-wicking core 11 and the moisture-wicking covering yarn 12 are processed by a spinning process to form the moisture-wicking yarn 8. The moisture-wicking core 11 is made of ramie fiber by twisting it with a twisting machine. Ramie fiber not only has good moisture absorption and quick moisture wicking, but also has a natural antibacterial effect. By utilizing the characteristics of ramie fiber, the moisture-wicking and quick-drying performance of the fabric can be enhanced, while better inhibiting the growth of bacteria in the fabric. The moisture-wicking covering yarn 12 is made of polyester profiled fiber II with a cross-shaped cross section by twisting it with a twisting machine. The setting of polyester profiled fiber II ensures the structural strength and shape retention of the outer layer 2 on the one hand, and increases the overall breathability and quick-drying effect of the fabric on the other hand.

[0028] like Figures 1-5 As shown, when this fabric needs to be made, the moisture-wicking yarn 7 is placed in the flat knitting machine and knitted using a mesh weave to form the inner layer 1, several breathable grooves 3, and moisture-wicking protrusions 5 that are staggered with it. The moisture-wicking yarn 8 is placed in the flat knitting machine and knitted using a mesh weave to form the outer layer 2, several moisture-wicking grooves 4, and moisture-absorbing protrusions 6 that are staggered with it. Finally, the moisture-absorbing protrusions 6 and the moisture-wicking protrusions 5 are aligned with each other and staggered, and then sewn together by a sewing machine.

[0029] 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. An antibacterial and deodorizing knitted fabric, comprising an inner layer (1) and an outer layer (2) fixedly connected to each other, characterized in that: The inner layer (1) and the outer layer (2) are respectively provided with a plurality of interconnected air-permeable grooves (3) and a plurality of moisture-dissipating grooves (4). The moisture-absorbing area of ​​the outer layer (2) is larger than that of the inner layer (1). A moisture-dissipating protrusion (5) extending into the moisture-dissipating groove (4) is fixedly connected to the inner layer (1). A moisture-absorbing protrusion (6) extending into the air-permeable groove (3) is fixedly connected to the outer layer (2). The diameter of the moisture-absorbing protrusion (6) is larger than that of the moisture-dissipating protrusion (5). The thickness of the moisture-absorbing protrusion (6) is greater than that of the air-permeable groove (3).

2. The antibacterial and deodorizing knitted fabric according to claim 1, characterized in that: The inner layer (1) is woven from moisture-wicking yarn (7), and the outer layer (2) is woven from moisture-dispersing yarn (8). The count of the moisture-wicking yarn (7) is greater than that of the moisture-dispersing yarn (8), and the count of the moisture-wicking yarn (7) is 70.

3. The antibacterial and deodorizing knitted fabric according to claim 1, characterized in that: The cross-sectional area of ​​the ventilating groove (3) is larger than the cross-sectional area of ​​the moisture dissipation groove (4), and the width of the ventilating groove (3) is larger than the distance between adjacent ventilating grooves (3).

4. The antibacterial and deodorizing knitted fabric according to claim 1, characterized in that: The outer layer (2) is integrally formed with the moisture dissipation groove (4), the inner layer (1) is integrally formed with the air permeation groove (3), and both the outer layer (2) and the inner layer (1) are made of mesh.

5. The antibacterial and deodorizing knitted fabric according to claim 2, characterized in that: The moisture-wicking yarn (7) includes a moisture-wicking core (9) and a moisture-wicking covering yarn (10) spirally wound on its outer side.

6. The antibacterial and deodorizing knitted fabric according to claim 5, characterized in that: The moisture-wicking yarn core (9) is formed by twisting polyester profiled fibers, and the moisture-wicking covering yarn (10) is formed by twisting polypropylene fibers.

7. The antibacterial and deodorizing knitted fabric according to claim 2, characterized in that: The moisture-wicking yarn (8) includes a moisture-wicking core (11) and a moisture-wicking covering yarn (12). The moisture-wicking core (11) is made by twisting ramie fibers, and the moisture-wicking covering yarn (12) is made by twisting polyester profiled fibers.