A paper diaper with side leakage prevention

CN224598329UActive Publication Date: 2026-08-07FUJIAN HENGQIN SANITARY PROD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUJIAN HENGQIN SANITARY PROD CO LTD
Filing Date
2025-05-09
Publication Date
2026-08-07

AI Technical Summary

Technical Problem

[0002]纸尿布是婴儿的日常用品,是一种一次性用品;纸尿布具有卫生方便、便于携带等优点,被广大宝妈普遍使用,降低了照顾负担,纸尿布设置为仿内裤的形状,一般由表面包覆层、吸收芯层和底部部分组成,主要通过吸收芯层对尿液进行吸附,但现有技术在使用过程中侧躺时排泄的液体向一侧流动,难以对液体进行分流吸收,容易出现潮湿闷红屁股的情况,同时也容易侧边泄露

Benefits of technology

[0014]本实用新型一种防侧漏的纸尿布,第一围挡与第二围挡在使用者侧躺或变换动作时贴合皮肤,减少流向吸水芯体两侧的液体,同时吸水芯体两侧设置吸水条,能够对流向两侧的液体进行吸收,加快侧部液体吸收速度,防止潮湿对皮肤造成伤害,同时吸水条与吸水芯体连接,能够对液体进行分流吸收,提高吸收效率。

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Abstract

The utility model provides a kind of paper diaper of preventing side leakage, including paper diaper body, water-absorbing core, first enclosure, second enclosure, leakage-preventing lace, water-absorbing strip, water-absorbing core is fixedly connected on paper diaper body, first enclosure is equipped with two respectively fixedly connected on paper diaper body, second enclosure is equipped with two respectively fixedly connected on paper diaper body, leakage-preventing lace is fixedly connected on paper diaper body, water-absorbing strip is fixedly connected on paper diaper body, and water-absorbing strip is connected with water-absorbing core, a kind of paper diaper of preventing side leakage of the utility model, first enclosure and second enclosure are adhered to skin when user side lies or changes action, reduce liquid flowing to the both sides of water-absorbing core, water-absorbing strip is simultaneously arranged on the both sides of water-absorbing core, can absorb liquid flowing to both sides, accelerate side liquid absorption speed, prevent damp from causing harm to skin, water-absorbing strip is connected with water-absorbing core simultaneously, can shunt absorption to liquid, improve absorption efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of diaper technology, and in particular to a leak-proof diaper. Background Technology

[0002] Disposable diapers are a daily necessity for babies and are disposable. They are hygienic, convenient, and easy to carry, making them widely used by mothers and reducing the burden of care. Disposable diapers are designed to resemble underwear and generally consist of a surface covering layer, an absorbent core layer, and a bottom part. They mainly absorb urine through the absorbent core layer. However, with current technology, when babies lie on their side, the excreted liquid flows to one side, making it difficult to divert and absorb the liquid, which can easily lead to dampness, diaper rash, and side leakage. Utility Model Content

[0003] The purpose of this invention is to provide a leak-proof diaper in order to solve the above-mentioned problems.

[0004] The technical solution of this utility model is implemented as follows:

[0005] This utility model provides a leak-proof diaper, including a diaper body, an absorbent core, a first guardrail, a second guardrail, a leak-proof lace trim, and an absorbent strip. The absorbent core is fixedly connected to the diaper body. The first guardrail has two sections, each fixedly connected to the diaper body. The second guardrail has two sections, each fixedly connected to the diaper body. The leak-proof lace trim is fixedly connected to the diaper body. The absorbent strip is fixedly connected to the diaper body and is connected to the absorbent core.

[0006] In the above technical solution, the first and second barriers fit snugly against the skin when the user lies on their side or changes position, reducing the amount of liquid flowing to both sides of the absorbent core. At the same time, absorbent strips are provided on both sides of the absorbent core to absorb the liquid flowing to both sides, accelerating the absorption speed of liquid on the sides and preventing moisture from harming the skin. In addition, the absorbent strips are connected to the absorbent core, which can divert and absorb the liquid, improving the absorption efficiency.

[0007] In one embodiment, two first barriers are distributed in a mirror image along the absorbent core, and two second barriers are distributed in a mirror image along the absorbent core, with two first barriers positioned between the two second barriers. In this technical solution, the first barriers and the second barriers are positioned on both sides of the absorbent core to prevent liquid from flowing to both sides and causing side leakage.

[0008] In one embodiment, the absorbent strips are provided in a plurality of form and are distributed in a mirror image on the left and right sides of the absorbent core. In this technical solution, the absorbent strips absorb the liquid flowing to the side, and the connection between the absorbent strips and the absorbent core can accelerate the absorption efficiency.

[0009] In one embodiment, both the absorbent strip and the absorbent core are made of absorbent resin. In this technical solution, absorbent resin refers to highly absorbent resin, which has the characteristics of absorbing and storing water.

[0010] In one embodiment, the absorbent strip is located below the first and second barriers. In this technical solution, when the first and second barriers intercept liquid flowing to the side, the absorbent strip will absorb the liquid to prevent side leakage.

[0011] In one embodiment, the leak-proof lace has two sections, located on the left and right sides of the diaper body respectively. In this technical solution, the leak-proof lace forms a physical barrier at the legs and waist with elastic material, which can effectively wrap the skin folds and prevent urine from spreading to both sides.

[0012] In one embodiment, each of the first and second enclosures is provided with a natural rubber strip. The natural rubber strip is placed along the length of the first and second enclosures, and its two ends are fixed to the ends of the first and second enclosures respectively. In this technical solution, both enclosures are provided with natural rubber strips. The elasticity of the natural rubber strips makes the enclosures fit the skin and prevent urine leakage.

[0013] The advantages or beneficial effects of the above technical solutions include at least the following:

[0014] This utility model discloses a leak-proof diaper. The first and second guards fit snugly against the skin when the user lies on their side or changes position, reducing the amount of liquid flowing to both sides of the absorbent core. At the same time, absorbent strips are provided on both sides of the absorbent core to absorb the liquid flowing to the sides, accelerating the absorption speed of the side liquid and preventing moisture from harming the skin. In addition, the absorbent strips are connected to the absorbent core to divert and absorb the liquid, improving the absorption efficiency. Attached Figure Description

[0015] The accompanying drawings illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the principles of the present invention. These drawings are included to provide a further understanding of the present invention and are incorporated in and constitute a part of this specification.

[0016] Figure 1 A structural schematic diagram of a leak-proof diaper according to this utility model is shown;

[0017] Figure 2 A top view structural diagram of a leak-proof diaper according to this utility model is shown;

[0018] Figure 3 A cross-sectional structural diagram of a leak-proof diaper according to this utility model is shown;

[0019] Attached labels: Diaper body - 1, Absorbent core - 2, First guardrail - 3, Second guardrail - 4, Leak-proof lace - 5, Absorbent strip - 6, Natural rubber band - 7. Detailed Implementation

[0020] Embodiments of the present invention will now be described in more detail with reference to the accompanying drawings. While some embodiments of the present invention are shown in the drawings, it should be understood that the present invention can be implemented in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the present invention. It should be understood that the accompanying drawings and embodiments of the present invention are for illustrative purposes only and are not intended to limit the scope of protection of the present invention.

[0021] It should be noted that, where there is no conflict, the embodiments and features described in these embodiments can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0022] It should be understood that the term "comprising" and its variations as used herein are open-ended, meaning "including but not limited to". The term "based on" means "at least partially based on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Definitions of other terms will be given in the following description. It should be noted that the concepts of "first", "second", etc., mentioned in this utility model are only used to distinguish different devices, modules, or units, and are not used to limit the order of functions performed by these devices, modules, or units or their interdependencies.

[0023] It should be noted that the terms "a" and "several" used in this utility model are illustrative rather than restrictive. Those skilled in the art should understand that, unless otherwise expressly indicated in the context, they should be understood as "one or more".

[0024] The names of the messages or information exchanged between the multiple devices in this embodiment of the invention are for illustrative purposes only and are not intended to limit the scope of these messages or information.

[0025] Reference Figures 1-3A leak-proof diaper includes a diaper body 1, an absorbent core 2, a first guardrail 3, a second guardrail 4, a leak-proof lace edge 5, and an absorbent strip 6. The absorbent core 2 is fixedly connected to the diaper body 1. The first guardrail 3 has two sections, each fixedly connected to the diaper body 1. The second guardrail 4 has two sections, each fixedly connected to the diaper body 1. The leak-proof lace edge 5 is fixedly connected to the diaper body 1. The absorbent strip 6 is fixedly connected to the diaper body 1 and is connected to the absorbent core 2.

[0026] In the above technical solution, the first barrier 3 and the second barrier 4 fit the skin when the user lies on their side or changes position, reducing the liquid flowing to both sides of the absorbent core 2. At the same time, absorbent strips 6 are provided on both sides of the absorbent core 2, which can absorb the liquid flowing to both sides, accelerate the absorption speed of liquid on the sides, and prevent moisture from damaging the skin. Meanwhile, the absorbent strips 6 are connected to the absorbent core 2, which can divert and absorb the liquid, improving the absorption efficiency.

[0027] In one embodiment, two first barriers 3 are mirror-distributed along the absorbent core 2, and two second barriers 4 are mirror-distributed along the absorbent core 2, with two first barriers 3 disposed between the two second barriers 4. In this technical solution, the first barriers 3 and the second barriers 4 are disposed on both sides of the absorbent core 2 to prevent liquid from flowing to both sides and causing side leakage.

[0028] In one embodiment, the absorbent strips 6 are provided in a plurality of strips and are distributed in a mirror image on the left and right sides of the absorbent core 2. In this technical solution, the absorbent strips 6 absorb the liquid flowing to the side, and the connection between the absorbent strips 6 and the absorbent core 2 can accelerate the absorption efficiency.

[0029] In one embodiment, both the absorbent strip 6 and the absorbent core 2 are made of absorbent resin. In this technical solution, absorbent resin refers to highly absorbent resin, which has the characteristics of absorbing and storing water.

[0030] In one embodiment, the absorbent strip 6 is located below the first enclosure 3 and the second enclosure 4. In this technical solution, when the first enclosure 3 and the second enclosure 4 intercept the liquid flowing to the side, the absorbent strip 6 will absorb the liquid to prevent liquid leakage.

[0031] In one embodiment, the leak-proof lace 5 has two sections, located on the left and right sides of the diaper body 1 respectively. In this technical solution, the leak-proof lace 5 forms a physical barrier on the legs and waist with elastic material, which can effectively wrap the skin folds and prevent urine from spreading to both sides.

[0032] In one embodiment, each of the first enclosure 3 and the second enclosure 4 is provided with a natural rubber strip 7. The natural rubber strip 7 is placed along the length of the first enclosure 3 and the second enclosure 4, and its two ends are respectively fixed to the two ends of the first enclosure 3 and the second enclosure 4. In this technical solution, both enclosures are provided with natural rubber strips 7. The elasticity of the natural rubber strips 7 makes the enclosures fit the skin and prevent urine leakage.

[0033] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0034] Those skilled in the art should understand that the above embodiments are merely for clearly illustrating the present invention and are not intended to limit the scope of the present invention. Those skilled in the art can make other changes or modifications based on the above disclosure, and these changes or modifications still fall within the scope of the present invention.

Claims

1. A leak-proof diaper, characterized in that: The diaper includes a diaper body (1), an absorbent core (2), a first guardrail (3), a second guardrail (4), a leak-proof lace trim (5), and an absorbent strip (6). The absorbent core (2) is fixedly connected to the diaper body (1). The first guardrail (3) has two sections that are fixedly connected to the diaper body (1). The second guardrail (4) has two sections that are fixedly connected to the diaper body (1). The leak-proof lace trim (5) is fixedly connected to the diaper body (1). The absorbent strip (6) is fixedly connected to the diaper body (1) and is connected to the absorbent core (2).

2. The leak-proof diaper according to claim 1, characterized in that: Two first enclosures (3) are mirror-distributed along the water-absorbing core (2), and two second enclosures (4) are mirror-distributed along the water-absorbing core (2), with two first enclosures (3) located between the two second enclosures (4).

3. The leak-proof diaper according to claim 1, characterized in that: The absorbent strips (6) are provided in several strips and are distributed in a mirror image on the left and right sides of the absorbent core (2).

4. The leak-proof diaper according to claim 1, characterized in that: Both the absorbent strip (6) and the absorbent core (2) are made of absorbent resin.

5. The leak-proof diaper according to claim 3, characterized in that: The absorbent strip (6) is located below the first enclosure (3) and the second enclosure (4).

6. The leak-proof diaper according to claim 1, characterized in that: The leak-proof lace (5) has two sections, located on the left and right sides of the diaper body (1).

7. The leak-proof diaper according to claim 1, characterized in that: Each of the first fence (3) and the second fence (4) is provided with a natural rubber strip (7), which is placed along the length of the first fence (3) and the second fence (4) and its two ends are respectively fixed to the two ends of the first fence (3) and the second fence (4).