CN216455663U

CN216455663U - Novel ventilative leak protection panty-shape diapers

Info

Publication number: CN216455663U
Application number: CN202122709269.5U
Authority: CN
Inventors: 朱威; 周彧峰; 彭海燕; 邹开东; 许飒; 聂志强; 周峰; 张谭妹; 林志平; 张泳坚; 许欢欢
Original assignee: Lule Health Technology Co Ltd
Current assignee: Lule Health Technology Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-05-10
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a novel breathable leak-proof paper diaper which comprises an upper layer structure, a middle layer structure and a lower layer structure which are sequentially arranged from top to bottom; the upper layer structure comprises a front side leakage-proof partition edge, a rear side leakage-proof partition edge and two side leakage-proof partition edges, and the front side leakage-proof partition edge and the rear side leakage-proof partition edge are respectively fixed at the front waist end and the rear waist end of the two side leakage-proof partition edges to form a closed ring structure; the middle layer structure comprises a hydrophilic surface layer, an absorption core body and a leakage-proof membrane which are sequentially arranged from top to bottom; the length of the leakage-proof membrane is more than that of the hydrophilic surface layer and more than that of the absorption core body; the lower layer structure comprises an elastic waistline and a water-repellent bottom layer which are arranged up and down, the length of the water-repellent bottom layer is larger than that of the leakage-proof film, and the elastic waistline and the leakage-proof film are not overlapped up and down. The length of each part of the paper diaper provided by the utility model is reasonably planned, the air permeability is good, and the influence of excrement such as urine, sweat and the like on the waist and abdomen can be reduced, so that the risk of wind-cold type common cold is reduced.

Description

Novel ventilative leak protection panty-shape diapers

Technical Field

The utility model relates to the technical field of paper diapers, in particular to a novel breathable leakage-proof paper diaper.

Background

Disposable panty-shape diapers on the existing market are generally provided with leak-proof water-repellent two-side non-woven fabrics, hydrophilic surface layer non-woven fabrics, an absorption core body, a PE waterproof film, water-repellent bottom layer non-woven fabrics, an elastic waistline, a panty-shape diapers closed-loop structure front waist patch, left and right ear patches and spandex filaments embedded in the panty-shape diapers. Wherein, the lengths of the leak-proof water-repellent two-side non-woven fabrics, the hydrophilic surface layer non-woven fabrics, the PE waterproof film and the water-repellent bottom layer non-woven fabrics are consistent with the length of a final product. The above-mentioned arrangement of multiple components with uniform length often has the following disadvantages:

(1) when the infant uses the paper diaper, if a caregiver forgets to check and replace the paper diaper in time, the non-woven fabric of the hydrophilic surface layer of the paper diaper is arranged with the product in equal length, and the paper diaper can absorb excrement such as urine in a large area and conduct excrement in a long range. Therefore, the abdomen and the waist of the infant are in contact with excrement for a long time, so that the abdomen and the waist of the infant are in a humid environment for a long time, and the cold due to wind-cold is easily caused.

(2) The air permeability of the PE waterproof membrane is lower than that of the non-woven fabric, the PE waterproof membrane of the paper diaper is arranged with the product in equal length, when an infant uses the paper diaper, the phenomenon of waist sweating can occur due to poor air permeability of the waist of the paper diaper, and the accumulation of waist sweat easily enables the infant to be cold, so that the cold is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the novel breathable leak-proof paper diaper, the lengths of all the parts are reasonably planned, the breathability is good, the influence of excrement such as urine, sweat and the like on the waist and the abdomen can be reduced, and the risk of wind-cold type cold is reduced.

The purpose of the utility model is realized by adopting the following technical scheme:

a novel breathable leak-proof paper diaper comprises an upper layer structure, a middle layer structure and a lower layer structure which are sequentially arranged from top to bottom; the upper layer structure comprises a front side leakage-proof separation edge, a rear side leakage-proof separation edge and two side leakage-proof separation edges, and the front side leakage-proof separation edge and the rear side leakage-proof separation edge are respectively fixed at the front waist end and the rear waist end of the two side leakage-proof separation edges to form a closed ring structure; the middle layer structure comprises a hydrophilic surface layer, an absorption core body and a leakage-proof membrane which are sequentially arranged from top to bottom; the length of the leakproof film is greater than that of the hydrophilic surface layer and is greater than that of the absorbent core; the lower layer structure comprises an elastic waistline and a water-repellent bottom layer which are arranged up and down, the length of the water-repellent bottom layer is larger than that of the leakage-proof film, and the elastic waistline and the leakage-proof film are not overlapped up and down.

Furthermore, a plurality of partition elastomers are arranged in the two side leakage-proof partitions, and a plurality of leg elastomers are arranged on the left side and the right side of the leakage-proof membrane; the length of the edge separation elastic body is more than or equal to that of the leg elastic body.

Further, the length of the absorbent core is greater than the length of the barrier elastomers.

Further, the distance between two adjacent edge-separating elastic bodies is 4-5 mm; the distance between two adjacent leg elastic bodies is 4-5 mm.

Further, the width of the leakage-proof film is larger than the width of the hydrophilic surface layer and larger than the width of the absorption core body, and the width of the water-repellent bottom layer is larger than the width of the leakage-proof film.

Further, the length of the leakage preventing film is more than the length of the elastic waistline; the width of the leakage-proof film is less than that of the elastic waistline.

Furthermore, the upper layer structure also comprises left and right ear pastes fixed at the rear waist ends of the two side leakage-proof separation edges.

Furthermore, the lower layer structure also comprises a front waist tape fixed at the front waist end of the water-repellent bottom layer.

Further, the elastic waistline is an elastic combined structure, elastic non-woven fabric or elastic film; the elastic combined structure comprises a non-woven fabric and an elastic body arranged on the non-woven fabric.

Further, the leakage-proof film is a PE leakage-proof film; the edge separation elastic bodies and the leg elastic bodies are spandex filaments.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the novel breathable leak-proof paper diaper provided by the utility model, in the upper layer structure, the front side leak-proof partition edge, the rear side leak-proof partition edge and the two side leak-proof partition edges are connected to form a closed ring structure, so that comprehensive leak prevention can be realized all around, and the situation of liquid leakage at the front end and the rear end of the paper diaper is greatly improved compared with that of the traditional paper diaper.

(2) The novel breathable leak-proof paper diaper provided by the utility model has the advantages that the length of the water-repellent bottom layer is greater than that of the leak-proof film, the length of the hydrophilic surface layer is greater than that of the absorption core body, and the elastic waistline and the leak-proof film are not overlapped up and down (the overlapping comprises full overlapping or partial overlapping). The length of these parts sets up rationally, and different parts take the isometric setting of inequality, can guarantee all-round leak protection all around, can make the infant again in the panty-shape diapers in-process of wearing this kind of structure, and its belly and waist gas permeability can be better, and the comfort level can be higher, can reduce the probability of infecting the anemofrigid cold simultaneously.

Drawings

Fig. 1 is a sectional view of a diaper provided in an embodiment of the present invention;

fig. 2 is an exploded view of a diaper provided in accordance with an embodiment of the present invention;

fig. 3 is a plan view of a diaper provided in an embodiment of the present invention.

In the figure: 1. the front side is provided with a leakproof isolation edge; 2. a bead elastomer; 3. two sides of the anti-leakage partition edge; 4. a hydrophilic surface layer; 5. a leg elastic body; 6. sticking the left and right ears; 7. an elastic waist band; 8. a water repellent bottom layer; 9. front waist patch; 10. a leak-proof membrane; 11. an absorbent core; 12. the rear side is provided with a leakproof isolation edge.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

In the description of the present invention, it should be understood that the length refers to the length in the direction from the front waist end to the back waist end of the diaper, and the width (width) direction is the direction orthogonal to the length direction; the front side and the front end are the front waist end of the paper diaper, the rear side and the rear end are the rear waist end of the paper diaper, and the left side and the right side are the left side and the right side in the width direction of the paper diaper respectively. These orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Example 1

As shown in figures 1-3, a novel air-permeable leakproof paper diaper comprises an upper layer structure, a middle layer structure and a lower layer structure which are sequentially arranged from top to bottom.

The upper layer structure comprises a front side leakage-proof partition edge 1, a rear side leakage-proof partition edge 12 and two side leakage-proof partition edges 3, wherein the front side leakage-proof partition edge 1 and the rear side leakage-proof partition edge 12 are respectively fixed at the front waist end and the rear waist end of the two side leakage-proof partition edges 3 to form a closed ring structure; more specifically, the left end and the right end of the front side leakage-proof separating edge 1 are respectively connected with the front waist ends of the two side leakage-proof side edges, and the left end and the right end of the rear side leakage-proof separating edge 12 are respectively connected with the rear waist ends of the two side leakage-proof separating edges 3, so that a closed ring structure capable of realizing comprehensive leakage prevention all around is formed, and the leakage of the front end and the rear end of the diaper is greatly improved compared with that of the traditional diaper.

The middle layer structure comprises a hydrophilic surface layer 4, an absorption core body 11 and a leakage-proof membrane 10 which are arranged in sequence from top to bottom; the length of the leakproof film 10 is more than that of the hydrophilic surface layer 4 is more than that of the absorbent core body 11; the lower layer structure comprises an elastic waistline 7 and a water-repellent bottom layer 8 which are arranged up and down, the length of the water-repellent bottom layer 8 is larger than that of the leakage-proof film 10, and the elastic waistline 7 and the leakage-proof film 10 are not overlapped up and down. That is, the length of the water-repellent back sheet 8 > the length of the leakage preventing film 10 > the length of the hydrophilic surface layer 4 > the length of the absorbent core 11. The absorption core body 11 is a main absorption part of excrement such as urine, the length of the water repellent bottom layer 8 of the paper diaper is larger than that of the hydrophilic surface layer 4 and larger than that of the absorption core body 11, namely the length of the hydrophilic surface layer 4 is smaller than that of a product (the length of the product is generally equal to that of the water repellent bottom layer 8), the design can prevent the hydrophilic surface layer 4 from absorbing the excrement such as urine in a large area and conducting the excrement in a long range, the abdomen and the waist of an infant are prevented from being in contact with the excrement for a long time, the abdomen and the waist of the infant are prevented from being in a humid environment for a long time, and the probability of wind-cold common cold caused by the infant can be reduced. The leakage-proof membrane 10 is a main part of the paper diaper playing a role in leakage prevention, and the length of the leakage-proof membrane 10 is greater than that of the hydrophilic surface layer 4 and that of the absorption core body 11, so that comprehensive leakage prevention can be guaranteed. In addition, the elastic waistline 7 and the leakage-proof film 10 are not overlapped up and down, namely after the middle layer structure and the lower layer structure are compounded, the elastic waistline 7 and the leakage-proof film 10 are not overlapped, and the elastic waistline 7 and the leakage-proof film 10 are closely adjacent or have a certain distance between the two. By the arrangement, the air permeability of the abdomen and the waist of the infant can be better and the comfort can be higher when the infant wears the paper diaper with the structure; in addition, the phenomenon that the waist sweats can be greatly reduced due to good waist air permeability, and the accumulation of the waist sweat is avoided, so that the infant is protected from cold, and the probability of wind-cold type common cold is reduced.

In a preferred embodiment, a plurality of partition elastomers 2 are arranged in the two side leakage-proof partitions 3, and a plurality of leg elastomers 5 are arranged on the left side and the right side of the leakage-proof film 10; the length of the elastic body 2 is more than or equal to that of the leg elastic body 5. The elastic body 2 and the elastic body 5 provide elasticity in the length direction for the paper diaper, so that the paper diaper is in a U-shaped wearing structure in the wearing process, the paper diaper is better attached to the crotch of a human body, and the wearing comfort is guaranteed. The length of the elastic body 2 of the partition edge is more than or equal to that of the elastic body 5 of the leg part, so that the lower layer structure and the leak-proof partition edges 3 at two sides of the diaper can be prevented from being subjected to overlarge tensile force in the wearing process, and the phenomenon of discomfort in wearing can be avoided.

In a preferred embodiment, the length of the absorbent core 11 is longer than the length of the elastic barrier ribs 2, so that the diaper can be more closely attached to the crotch of the human body, thereby ensuring that the diaper can absorb excrement such as urine more effectively.

In a preferred embodiment, the distance between two adjacent barrier elastic bodies 2 is 4 to 5mm, and the distance between two adjacent leg elastic bodies 5 is 4 to 5 mm. That is to say, the separate parts of the elastic body 2 and the elastic body 5 are not overlapped and keep the interval of 4-5mm, so that the arrangement can effectively provide better elasticity and improve the wearing comfort of the paper diaper.

As a preferred embodiment, the width of the water-repellent back sheet 8 > the width of the leakage preventing film 10 > the width of the hydrophilic surface layer 4 > the width of the absorbent core 11, and at the same time, the length of the water-repellent back sheet 8 > the length of the leakage preventing film 10 > the length of the hydrophilic surface layer 4 > the length of the absorbent core 11. That is, the water-repellent back sheet 8 is the largest, the absorbent core 11 is the smallest, the hydrophilic surface layer 4 completely covers the absorbent core 11, and the leakage-proof film 10 is larger than the hydrophilic surface layer 4, so that the leakage-proof performance can be ensured, and the wearing comfort can be improved.

As a preferred embodiment, the length of the leakage preventing film 10 > the length of the elastic waist band 7; the width of the leakage-proof film 10 is less than that of the elastic waistline 7. The leakage-proof film 10 is a main part with leakage-proof function, the elastic waistline 7 is mainly used for providing waistline elasticity, after the middle layer structure and the lower layer structure are compounded, the leakage-proof film 10 and the elastic waistline 7 are in direct contact with the water-repellent bottom layer 8, and the leakage-proof film 10 is long and can ensure that excrement such as urine and the like is not leaked. The width of the elastic waist band 7 is wide, which facilitates the adhesion of the elastic waist band 7 with the left and right ear patches 6 to better provide waist elasticity.

As a preferred embodiment, the upper layer structure also comprises a left ear patch 6 and a right ear patch 6 which are fixed at the back waist end of the two side leakage-proof barrier edges 3, and the lower layer structure also comprises a front waist patch 9 which is fixed at the front waist end of the water-repellent bottom layer 8. The left and right ear pastes 6 and the front waist paste 9 jointly form a closed loop system, and the left and right ear pastes 6 and the front waist paste 9 form a closed loop structure in a physical bonding mode in the use process of the paper diaper, so that the paper diaper is fixed on the waist and abdomen of a user and cannot easily fall off.

In a preferred embodiment, the elastic waist band 7 is an elastic composite structure, an elastic nonwoven fabric or an elastic film; the elastic combined structure comprises a non-woven fabric and an elastic body arranged on the non-woven fabric. The specific arrangement mode of the elastic waistline 7 has various choices, and provides greater flexibility for practical production.

As a preferred embodiment, the leakage-proof film 10 is a PE leakage-proof film, which is air-permeable and water-impermeable, and has good leakage-proof capability and good air-permeable effect; the edge separation elastic bodies 2 and the leg elastic bodies 5 are made of spandex filaments, and the spandex filaments are good in elasticity and wide in source.

In a preferred embodiment, the front side leakproof isolation barrier 1 and the rear side leakproof isolation barrier 12 can be respectively bonded and fixed to the front waist end lower layer and the rear waist end lower layer of the two side leakproof isolation barriers 3, which is a preferred embodiment, so that the two side leakproof isolation barriers can better stand up and can be completely leakproof in the use process of the paper diaper. Of course, the front side leakproof isolation boundaries 1 and the rear side leakproof isolation boundaries 12 can also be respectively bonded and fixed on the upper layers of the front waist end and the upper layers of the rear waist end of the two side leakproof isolation boundaries 3.

The paper diaper provided by the utility model is mainly adhered and fixed among all parts and layers by the hot-melt adhesive, is simple and convenient to operate and is convenient for industrial production.

Example 2

A novel breathable leak-proof paper diaper comprises an upper layer structure, a middle layer structure and a lower layer structure which are sequentially arranged from top to bottom, wherein the upper layer structure comprises a front side leak-proof separation edge 1, a rear side leak-proof separation edge 12, two side leak-proof separation edges 3, a separation edge elastic body 2 and left and right ear pastes 6; the middle layer structure comprises a hydrophilic surface layer 4, an absorption core body 11, a leakage-proof membrane 10 and a leg elastic body 5; the lower layer structure comprises an elastic waistline 7, a water repellent bottom layer 8 and a front waist patch 9. The connection relationship of the respective components has been described in detail in embodiment 1, and is not described in detail here. Taking the L code of the disposable diaper product as an example, the width of the product is 325mm, the length is 500mm, and the specific parameters of each part are shown in the following table 1.

Table 1 design parameter table for each parts of L-code paper diaper product

Example 3

A preparation process of a novel breathable leak-proof paper diaper comprises the following steps:

manufacturing an upper layer structure: the edge separation elastic body 2 and the two side leakage-proof edge separation 3 are folded and wrapped after being bonded through hot melt adhesive, so that the edge separation elastic body 2 is prevented from leaking outside. And then, the bottoms of the front and rear ends of the two side leakage-proof separation edges 3 are respectively bonded with the tops of the front side leakage-proof separation edge 1 and the rear side leakage-proof separation edge 12 through a hot melt adhesive bonding process. And finally, the left ear sticker 6 and the right ear sticker 6 are respectively bonded with the two side leakage-proof separation edges 3 through a hot melt adhesive bonding process to form an upper layer structure.

A middle layer structure manufacturing step: the lower end of the hydrophilic surface layer 4 is bonded with the upper surface of the absorption core body 11 through a hot melt adhesive bonding process; next, the leakage preventing film 10 is bonded to the bottom surface of the hydrophilic surface layer 4 and the bottom surface of the absorbent core 11 by a hot melt adhesive process. Finally, the leg elastic bodies 5 are bonded to both sides of the leakage preventing film 10 by a hot melt adhesive bonding process to form a middle layer structure.

The manufacturing steps of the lower layer structure are as follows: the front waist tape 9 is bonded with the bottom surface of the water-repellent bottom layer 8 through a hot melt adhesive bonding process, and the elastic waistline 7 is bonded with the upper surface of the water-repellent bottom layer 8 through a hot melt adhesive bonding process to form a lower layer structure.

Layering and combining: the upper layer structure, the middle layer structure and the lower layer structure are bonded through a hot melt adhesive bonding process to form a final paper diaper product. Wherein, the bottoms of the front side leakage-proof separation edge 1 and the rear side leakage-proof separation edge 12 are bonded with the hydrophilic surface layer 4 and the front and rear ends of the leakage-proof film 10, and are also bonded with the top of the water-repellent bottom layer 8 and the top of the elastic waistline 7; furthermore, the left and right ear patches 6 are bonded with the upper surface of the elastic waistline 7 and the upper end of the water-repellent bottom layer 8 after being glued, and can provide a reinforcing effect for the closed-loop structure after being bonded, so that the closed-loop structure can keep better mechanical property and cannot easily fall off in repeated absorption of the disposable diaper.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A novel breathable leak-proof paper diaper is characterized by comprising an upper layer structure, a middle layer structure and a lower layer structure which are sequentially arranged from top to bottom;

the upper layer structure comprises a front side leakage-proof separation edge, a rear side leakage-proof separation edge and two side leakage-proof separation edges, and the front side leakage-proof separation edge and the rear side leakage-proof separation edge are respectively fixed at the front waist end and the rear waist end of the two side leakage-proof separation edges to form a closed ring structure;

the middle layer structure comprises a hydrophilic surface layer, an absorption core body and a leakage-proof membrane which are sequentially arranged from top to bottom; the length of the leakproof film is greater than that of the hydrophilic surface layer and is greater than that of the absorbent core;

the lower layer structure comprises an elastic waistline and a water-repellent bottom layer which are arranged up and down, the length of the water-repellent bottom layer is larger than that of the leakage-proof film, and the elastic waistline and the leakage-proof film are not overlapped up and down.

2. The novel breathable leakproof diaper as claimed in claim 1, wherein the leakproof isolation boundaries on both sides are provided with a plurality of isolation boundary elastic bodies, and the leakproof film is provided with a plurality of leg elastic bodies on both the left and right sides; the length of the edge separation elastic body is more than or equal to that of the leg elastic body.

3. The new breathable leak-proof diaper of claim 2, wherein the length of said absorbent core is greater than the length of said barrier edge elastomer.

4. The novel breathable leakproof diaper as claimed in claim 2, wherein the distance between two adjacent barrier elastomers is 4-5 mm; the distance between two adjacent leg elastic bodies is 4-5 mm.

5. The novel breathable leakproof diaper as claimed in claim 1, wherein the width of the water-repellent back layer > the width of the leakproof film > the width of the hydrophilic surface layer > the width of the absorbent core.

6. The novel breathable leak-proof diaper as claimed in claim 1, wherein the length of the leak-proof membrane is greater than the length of the elastic waist circumference; the width of the leakage-proof film is less than that of the elastic waistline.

7. The novel breathable and leak-proof diaper of claim 1, wherein said upper layer further comprises left and right ear patches fixed to the rear waist ends of said two side leak-proof separation edges.

8. The novel breathable leak-proof diaper of claim 1, wherein said lower layer further comprises a front waist tape affixed to the front waist end of said water repellent bottom layer.

9. The novel breathable and leakproof diaper of claim 1, wherein the elastic waist circumference is one of an elastic composite structure, an elastic nonwoven fabric and an elastic film; the elastic combined structure comprises a non-woven fabric and an elastic body arranged on the non-woven fabric.

10. The novel breathable leak-proof diaper of claim 2, wherein said leak-proof membrane is a PE leak-proof membrane; the edge separation elastic bodies and the leg elastic bodies are spandex filaments.