Hygroscopic pure cotton waistline sanitary pants

Through ultrasonic heat sealing of the non-woven fabric layer and the moisture-absorbing pure cotton layer, sanitary pants with an annular structure are formed, which solves the problem of low production efficiency of pure cotton waist circumference and achieves an improvement in efficient production and comfort.

CN223126761UActive Publication Date: 2025-07-22FOSHAN ZHONGROU COMMODITY CO LTD
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Patent Information

Application Number
CN202422033878.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-21
Publication Date
2025-07-22
Estimated Expiration
2034-08-21

AI Technical Summary

Technical Problem

When existing sanitary pants use pure cotton waistline, in order to form an annular structure, knitting is required, resulting in a reduced production efficiency.

Method used

The non-woven fabric layer and the moisture-absorbing pure cotton layer are bonded to each other, and the thermal bonding properties of the non-woven fabric are used to form an annular structure through ultrasonic heat sealing. Combined with the moisture-absorbing pure cotton layer, sweat is absorbed, and a water-absorbing layer and breathable holes are arranged on the inside to improve comfort.

Benefits of technology

Improves the production efficiency and comfort of sanitary pants, keeps the waist dry and reduces the feeling of stuffiness.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a pair of hygroscopic pure cotton waistline sanitary pants, which belongs to the technical field of sanitary products and comprises a waistline and a crotch connecting body used for connecting the front side and the rear side of an annular structure of the waistline. The waistline comprises a front piece body and a rear piece body, the front piece body and the rear piece body are connected through a crotch connecting body, each of the front piece body and the rear piece body comprises a non-woven fabric layer and a moisture absorption pure cotton layer which are distributed from outside to inside, and the non-woven fabric layers and the moisture absorption pure cotton layers are bonded with each other; the non-woven fabric layer of the front sheet body and the non-woven fabric layer of the rear sheet body are subjected to ultrasonic heat sealing to form an annular structure. According to the hygroscopic sanitary pants with the pure cotton waistline, the problem that the production efficiency is reduced due to the fact that the waistline needs to be closed into a ring shape in a knitting mode when the waistline of existing sanitary pants needs to be made of pure cotton materials to guarantee hygroscopicity is solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of sanitary products, in particular to a moisture-absorbing pure cotton waist sanitary pants. Background Art

[0002] There are various existing sanitary pants, but sanitary pants are prone to getting wet and stuffy during use, causing discomfort to users. Therefore, there have emerged sanitary pants with a pure cotton waist to improve moisture absorption. However, pure cotton does not have heat-sealing properties, so the pure cotton material cannot be heat-sealed by ultrasonic waves. Thus, in order to form a circular waist, only the knitting method can be used to close the pure cotton into a circle, but in this case, the process will become complicated, thereby reducing the production efficiency. Summary of the Utility Model

[0003] In order to overcome the defects existing in the prior art, the utility model provides a moisture-absorbing pure cotton waist sanitary pants to solve the above problems.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a moisture-absorbing pure cotton waist sanitary pants, including a waist and a crotch connecting body for connecting the front and rear sides of the circular structure of the waist;

[0005] The waist includes a front piece and a rear piece, the front piece and the rear piece are connected by a crotch connecting body, both the front piece and the rear piece include a non-woven fabric layer and a moisture-absorbing pure cotton layer distributed from outside to inside, and the non-woven fabric layer and the moisture-absorbing pure cotton layer are bonded to each other;

[0006] The non-woven fabric layer of the front piece and the non-woven fabric layer of the rear piece are heat-sealed by ultrasonic waves to form a circular structure.

[0007] Preferably, a water-absorbing layer is provided on the inner side of the crotch connecting body.

[0008] Optionally, an inner cover sheet layer is provided on the inner side of the moisture-absorbing pure cotton layer, and the edge of the water-absorbing layer extends between the inner cover sheet layer and the moisture-absorbing pure cotton layer.

[0009] Specifically, an elastic band is provided between the inner cover sheet layer and the moisture-absorbing pure cotton layer, and the elastic band is distributed along the circumference of the circular structure of the waist.

[0010] It is worth noting that the inner cover sheet layer is made of pure cotton.

[0011] Preferably, ventilation holes are distributed along the circumference of the circular structure of the waist.

[0012] The beneficial effects of the present utility model are as follows: In the moisture-absorbing pure cotton waist sanitary pants, by providing a moisture-absorbing pure cotton layer on the inner side, it can absorb the sweat of the human body at the waist, thus ensuring the dryness of the waist and reducing the degree of stuffiness; by providing a non-woven fabric layer on the outer side and utilizing the heat-sealing property of the non-woven fabric, it can be heat-sealed by ultrasonic waves to form a non-woven fabric layer into an annular structure, thereby obtaining sanitary pants in the shape of underwear, improving the production efficiency compared with knitting. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic structural view of the moisture-absorbing pure cotton waist sanitary pants in an embodiment of the present utility model after being unfolded from the ultrasonic heat-sealing position;

[0014] Figure 2 It is a sectional view of the waist in an embodiment of the present utility model;

[0015] Figure 3 It is a schematic structural view of the moisture-absorbing pure cotton waist sanitary pants in an embodiment of the present utility model;

[0016] In the figure: 1 Waist; 11 Front piece; 12 Rear piece; 13 Non-woven fabric layer; 14 Moisture-absorbing pure cotton layer; 15 Inner cover piece layer; 16 Elastic band; 17 Ventilation holes; 2 Crotch connecting body; 21 Water-absorbing layer. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The following further describes the specific embodiments of the present utility model with reference to the accompanying drawings. It should be noted here that the description of these embodiments is for helping to understand the present utility model, but does not constitute a limitation to the present utility model. In addition, the technical features involved in the various embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0018] As Figures 1 - 3 shown, a moisture-absorbing pure cotton waist sanitary pants includes a waist 1 and a crotch connecting body 2 for connecting the front and rear sides of the annular structure of the waist 1;

[0019] The waist 1 includes a front piece 11 and a rear piece 12. The front piece 11 and the rear piece 12 are connected by the crotch connecting body 2. Both the front piece 11 and the rear piece 12 include a non-woven fabric layer 13 and a moisture-absorbing pure cotton layer 14 distributed from the outside to the inside. The non-woven fabric layer 13 and the moisture-absorbing pure cotton layer 14 are adhesively bonded to each other;

[0020] The non-woven fabric layer 13 of the front piece 11 and the non-woven fabric layer 13 of the rear piece 12 are heat-sealed by ultrasonic waves to form an annular structure.

[0021] In the hygroscopic pure cotton waist sanitary pants, by providing a hygroscopic pure cotton layer 14 on the inner side, it can absorb the sweat of the human body at the waist, thus ensuring the dryness of the waist and reducing the degree of sultriness; by providing a non-woven fabric layer 13 on the outer side and utilizing the heat-sealing property of the non-woven fabric, heat-sealing can be carried out by ultrasonic waves, enabling the non-woven fabric layer 13 to form an annular structure, thereby obtaining a sanitary pant in the shape of underwear, which improves the production efficiency compared with knitting.

[0022] Preferably, a water-absorbing layer 21 is provided on the inner side of the crotch connecting body 2. The water-absorbing layer 21 includes an open-cell foam formed by the polymerization of HIPE for absorbing liquids.

[0023] Optionally, an inner cover sheet layer 15 is provided on the inner side of the hygroscopic pure cotton layer 14, and the edge of the water-absorbing layer 21 extends between the inner cover sheet layer 15 and the hygroscopic pure cotton layer 14. In this way, the inner cover sheet layer 15 can cover the suture between the water-absorbing layer 21 and the crotch connecting body 2, thereby improving the comfort of the user during use. In this embodiment, the inner cover sheet layer 15 is connected to the hygroscopic pure cotton layer 14 by adhesion.

[0024] It should be noted that an elastic band 16 is provided between the inner cover sheet layer 15 and the hygroscopic pure cotton layer 14, and the elastic band 16 is distributed along the circumference of the annular structure of the waist 1. After setting the elastic band 16, the waist 1 can have elasticity, so as to fit the user's waist more closely.

[0025] Specifically, the inner cover sheet layer 15 is made of pure cotton. In cooperation with the hygroscopic pure cotton layer 14, it further improves the hygroscopicity and keeps the user's waist dry.

[0026] It should be noted that ventilation holes 17 are distributed along the circumference of the annular structure of the waist 1. The ventilation holes 17 penetrate through the hygroscopic pure cotton layer 14 and the non-woven fabric layer 13. In this way, the air permeability can be improved and the user's waist can be kept dry.

[0027] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principle and spirit of the present invention, various changes, modifications, substitutions, and variations made to these embodiments still fall within the protection scope of the present invention.

Claims

1. A hygroscopic pure cotton waist hygiene pants, characterized in that: A crotch connecting body including a waist circumference and annular structures for connecting the front and rear sides of the waist circumference; The waist circumference includes a front panel and a rear panel. The front panel and the rear panel are connected by the crotch connecting body. Both the front panel and the rear panel include a non-woven fabric layer and a moisture-absorbing cotton layer distributed from the outside to the inside, and the non-woven fabric layer and the moisture-absorbing cotton layer are adhesively bonded to each other; The non-woven fabric layer of the front panel and the non-woven fabric layer of the rear panel are thermally sealed by ultrasonic waves to form an annular structure.

2. The hygroscopic pure cotton waist sanitary pants according to claim 1, characterized in that: An absorbent layer is provided on the inner side of the crotch connecting body.

3. The hygroscopic pure cotton waist sanitary pants according to claim 2, characterized in that: An inner cover sheet layer is provided on the inner side of the moisture-absorbing cotton layer, and the edge of the absorbent layer extends between the inner cover sheet layer and the moisture-absorbing cotton layer.

4. The absorbent cotton waist hygienic pants according to claim 3, characterized in that: An elastic band is provided between the inner cover sheet layer and the moisture-absorbing cotton layer, and the elastic band is distributed along the circumference of the annular structure of the waist circumference.

5. The hygroscopic pure cotton waist sanitary pants according to claim 3, characterized in that: The inner cover sheet layer is made of pure cotton.

6. The hygroscopic pure cotton waist hygiene pants according to claim 1, characterized in that: Ventilation holes are distributed along the circumference of the annular structure of the waist circumference.