CN219354392U - Three-dimensional surface layer with good liquid infiltration capacity - Google Patents
Three-dimensional surface layer with good liquid infiltration capacity Download PDFInfo
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- CN219354392U CN219354392U CN202222378037.0U CN202222378037U CN219354392U CN 219354392 U CN219354392 U CN 219354392U CN 202222378037 U CN202222378037 U CN 202222378037U CN 219354392 U CN219354392 U CN 219354392U
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- 230000008595 infiltration Effects 0.000 title claims abstract description 30
- 238000001764 infiltration Methods 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 239000002344 surface layer Substances 0.000 title claims abstract description 20
- 239000010410 layer Substances 0.000 claims abstract description 148
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 42
- 230000008093 supporting effect Effects 0.000 claims abstract description 38
- 239000000835 fiber Substances 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 230000035699 permeability Effects 0.000 claims abstract description 10
- 239000005871 repellent Substances 0.000 claims description 10
- 238000005098 hot rolling Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000035515 penetration Effects 0.000 description 4
- 208000004210 Pressure Ulcer Diseases 0.000 description 3
- 208000007536 Thrombosis Diseases 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000002940 repellent Effects 0.000 description 3
- 206010012735 Diarrhoea Diseases 0.000 description 2
- 206010021639 Incontinence Diseases 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000013872 defecation Effects 0.000 description 2
- 230000027939 micturition Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000005808 skin problem Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The utility model discloses a three-dimensional surface layer with good liquid infiltration capacity, which comprises a substrate layer, a skin-friendly layer and a plurality of three-dimensional supporting layers which are distributed independently, wherein the three-dimensional supporting layers are arranged on the upper end face of the substrate layer in an array mode, the skin-friendly layer is coated on the upper end face of the three-dimensional supporting layers, the three-dimensional supporting layers form a plurality of peaks distributed in an array mode on the skin-friendly layer, the skin-friendly layer forms grid-type trough channels which are communicated with each other between the peaks, the trough channels are uniformly provided with a plurality of infiltration holes penetrating through the upper end face and the lower end face of the skin-friendly layer, the skin-friendly layer is hot-rolled on the upper end face of the substrate layer through the peak channels, and the skin-friendly layer is a two-component fiber non-woven fabric. The utility model has a good and stable three-dimensional structure, can increase the air permeability of the surface layer, ensures that the skin of a user can keep dry and comfortable when in long-time use, has high infiltration speed, has certain storage capacity, and greatly improves the comfort and the practicability of the surface layer.
Description
Technical Field
The utility model relates to the technical field of sanitary products, in particular to a three-dimensional surface layer with good liquid infiltration capacity.
Background
Most absorbent articles have a facing structure for separating the solid from the liquid. However, most of the prior surface layers have simple structures and are planar, are basically only used for separating solid and liquid, and when solid substances exist in the chip removing objects of users, the solid substances on the surface layers can be in contact with the skin of the users for a long time, so that the air permeability and the dryness performance are poor, and the surface layers are quite unfriendly to people who loose stool or urinate and defecate simultaneously, such as newborns, incontinent people and wounded with blood clots or solid discharge objects. The composite surface layer disclosed in the prior art is generally composed of an upper layer of non-woven fabric and a lower layer of non-woven fabric, a plurality of thermal bonding points or hot embossing processes are formed on the two layers of non-woven fabrics, and the bonding of the upper layer of non-woven fabric and the lower layer of non-woven fabric is realized so as to form bulges, but the surface layer is easy to generate phenomena of bulge collapse and the like, the storage capacity is small, and after the liquid absorption gasket absorbs liquid, the surface is easy to wrinkle and lump, and the softness is greatly reduced. The same through punching on the non-woven fabrics increases the gas permeability, is easily blockked up by solid matter and influences its infiltration ability, and the non-woven fabrics that punches does not resist pressure, and the storage ability is not strong, and contacts with skin large tracts of land, makes the user produce bedsore or red swelling etc..
For example, chinese utility model patent: nonwoven fabrics for the facing of personal care products (application number: CN201821132513.8, publication (bulletin) date: 2019-03-05) are mentioned: the non-woven fabric comprises a water repellent fiber layer and a water absorbing fiber layer; the water-repellent fiber layer is used as a non-woven fabric base layer, and is provided with a pore canal penetrating through the thickness direction of the fiber layer; the water-absorbing fiber layer is attached to one surface of the water-repellent fiber layer, and part of the water-absorbing fiber connected with the water-absorbing fiber layer passes through the pore canal and is exposed on the other surface of the water-repellent fiber layer. The liquid is downwards drained in a pore canal way, and is easily blocked by solid excrement, so that the infiltration efficiency is affected. And as a Chinese patent: a pearl nonwoven fabric (application number: CN202121962099.5, publication (bulletin) day: 2022-02-18) mentioned: the non-woven fabric comprises non-woven fabric and a plurality of hollow spherical convex parts, wherein the hollow spherical convex parts are equidistantly fixed at the top of the non-woven fabric. The hollow spherical convex part is easy to collapse after water absorption and use, and the supporting effect is not three-dimensional and stable enough, so that the use feeling is affected.
Disclosure of Invention
Aiming at the technical defects in the background technology, the utility model provides a three-dimensional surface layer with good liquid infiltration capacity, solves the technical problems and meets the actual requirements, and the specific technical scheme is as follows:
the utility model provides a three-dimensional surface course with good liquid oozes ability under, includes substrate layer, skin-friendly layer and a plurality of three-dimensional supporting layer of mutually independent distribution, the up end on substrate layer is located to three-dimensional supporting layer array, skin-friendly layer cladding is in three-dimensional supporting layer up end, three-dimensional supporting layer form the crest that a plurality of array distributes in skin-friendly layer, skin-friendly layer in form the trough passageway of grid and intercommunication each other between the crest, the trough passageway even is equipped with the lower infiltration hole that a plurality of runs through skin-friendly layer up and down end, skin-friendly layer passes through the crest passageway hot rolling in substrate layer up end, skin-friendly layer is bicomponent fiber non-woven fabrics.
As a further technical scheme of the utility model, the substrate layer is any one of the following hot rolled non-woven fabrics: melt-blown spun-bonded nonwoven fabric, staple fiber hot-rolled nonwoven fabric, and bicomponent spun-bonded nonwoven fabric.
As a further technical scheme of the utility model, the skin-friendly layer is a hydrophilic bicomponent fiber non-woven fabric with fineness of 0.8-2D, including but not limited to a hot air non-woven fabric, a hot rolled non-woven fabric and a spun-bonded non-woven fabric.
As a further technical scheme of the utility model, the diameter of the lower seepage hole is 0.3-3mm, the width of the trough channel between two adjacent wave crests is 0.5-1mm, the lower seepage hole is arranged between two adjacent wave crests, and the lower seepage hole is arranged between four adjacent wave crests.
As a further technical scheme of the utility model, the three-dimensional supporting layer is a water-repellent or weak hydrophilic crude fiber layer with fineness of 6-30D, and the shape of the three-dimensional supporting layer is any one of the following: circular, oval, triangular, regular polygon, star-shaped.
As a further technical scheme of the utility model, the diameter of the three-dimensional supporting layer is 2-8mm.
As a further technical scheme of the utility model, the outer side of the lower end part of the skin-friendly layer surrounding the wave crest is connected with the three-dimensional supporting layer through hot rolling or ultrasonic bonding.
The utility model has the beneficial effects that: locate between skin-friendly layer and the substrate layer through three-dimensional supporting layer for overall structure is more three-dimensional, and forms crest and trough passageway in skin-friendly layer, can increase the gas permeability of surface course, guarantees that user's skin can keep dry and comfortable when long-time use, oozes the hole under the trough passageway setting of skin-friendly layer simultaneously, can accelerate the infiltration efficiency of liquid, keeps the dry and comfortable ventilative on surface of surface course, forms the storage area at the surface of skin-friendly layer simultaneously, can increase the surface of surface course and to the storage volume of solid row's of chip thing etc., improves the comfortable type and the practicality of surface course greatly. Besides, the substrate layer, the skin-friendly layer and the three-dimensional supporting layer are made of materials with high infiltration efficiency, the fineness of the skin-friendly layer is increased downwards, the surface of the skin-friendly layer is soft and comfortable, the three-dimensional supporting layer is made of a coarse fiber structure, the stability of the structure after water absorption can be guaranteed, and the stability of the structure is kept, so that the skin of a user is dry and comfortable.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic top view of the present utility model.
Fig. 3 is a schematic cross-sectional structure of the present utility model.
Wherein: the skin-friendly type skin-friendly fabric comprises a substrate layer 1, a skin-friendly layer 2, a three-dimensional supporting layer 3, wave crests 4, wave trough channels 5 and infiltration holes 6.
Detailed Description
The following description of the embodiments of the present utility model is given with reference to the accompanying drawings and related examples, and it should be noted that the following related examples are merely preferred examples for better illustration of the present utility model itself, but the embodiments of the present utility model are not limited to the following examples, and the present utility model relates to the relevant essential parts in the technical field, and should be regarded as known and understood by those skilled in the art.
Referring to fig. 1 to 3, a three-dimensional surface layer with good liquid infiltration capability comprises a substrate layer 1, a skin-friendly layer 2 and a plurality of three-dimensional supporting layers 3 which are distributed independently, wherein the three-dimensional supporting layers 3 are arranged on the upper end surface of the substrate layer 1 in an array manner, the skin-friendly layer 2 is coated on the upper end surface of the three-dimensional supporting layers 3, the three-dimensional supporting layers 3 form a plurality of peaks 4 distributed in an array manner on the skin-friendly layer 2, the skin-friendly layer 2 forms grid-type trough channels 5 which are mutually communicated between the peaks 4, the trough channels 5 are uniformly provided with a plurality of infiltration holes 6 which penetrate through the upper end surface and the lower end surface of the skin-friendly layer 2, the skin-friendly layer 2 is hot-rolled on the upper end surface of the substrate layer 1 through the peak 4 channels, and the skin-friendly layer 2 is a two-component fiber non-woven fabric.
The upper end face of the substrate layer 1 of the present utility model is provided with a plurality of the three-dimensional support layers 3 in an array, and the three-dimensional support layers 3 which are independently distributed form the wave crests 4 on the skin-friendly layer 2, so that a gap can be formed between the upper end face of the present utility model and the skin of a user during use, and the skin of the user can be kept dry and breathable. And the upper end surface of the three-dimensional supporting layer 3 is provided with the skin-friendly layer 2, so that the comfort of the utility model can be further improved by matching with the three-dimensional supporting layer 3. The trough channel 5 of the skin-friendly layer 2 can rapidly and temporarily store liquid, then rapidly permeate the liquid downwards through the seepage-descending holes 6, so that the seepage-descending efficiency of the skin-friendly layer is improved, meanwhile, the dryness and the air permeability of the trough channel 5 are ensured, the whole comfort of the skin-friendly layer is ensured, the skin of a user cannot contact excrement such as excrement liquid, blood clots and the like for a long time in a large area, the skin problems such as red buttocks or bedsores are avoided, discomfort of the user is avoided, and the breathing and the air permeability of the skin are enhanced. The utility model can be suitable for different people, such as the group with loose stool or urination and defecation simultaneously, such as the newborn, the group with urination and defecation incontinence and the wounded with blood clots or solid discharge on wounds, improves the practicability of the utility model, is applied to different scenes, such as mattresses, absorbent articles, wound dressings and the like, and facilitates the popularization of the utility model.
Referring to fig. 1 to 3, as a further technical scheme of the present utility model, the substrate layer 1 is any one of the following hot rolled non-woven fabrics: melt-blown spun-bonded nonwoven fabric, staple fiber hot-rolled nonwoven fabric, and bicomponent spun-bonded nonwoven fabric.
Referring to fig. 1 to 3, as a further technical scheme of the present utility model, the skin-friendly layer 2 is a hydrophilic bicomponent fiber nonwoven fabric with fineness of 0.8-2D, including but not limited to a hot air nonwoven fabric, a hot rolled nonwoven fabric, and a spun-bonded nonwoven fabric.
It should be noted that the present utility model provides an integral supporting effect through the substrate layer 1, which facilitates the arrangement of the three-dimensional supporting layer 3 and the skin-friendly layer 2, and simultaneously facilitates the connection with other structures through the substrate layer 1 and ensures the infiltration efficiency of the liquid. The skin-friendly layer 2 is a hydrophilic bicomponent fiber non-woven fabric with fineness of 0.8-2D, including but not limited to a hot air non-woven fabric, a hot rolled non-woven fabric and a spun-bonded non-woven fabric, so that the comfort of the surface of the skin-friendly layer 2 can be ensured, and the influence of the surface roughness of the skin-friendly layer 2 on the experience feeling of use of the skin-friendly layer is avoided. And is in a form capable of accelerating the penetration of the skin-friendly layer 2. And the skin-friendly layer 2 is connected with the three-dimensional supporting layer 3 and the substrate layer 1 through hot rolling or ultrasonic bonding, and the skin-friendly layer 2 is fully paved on the upper end surface of the utility model, thereby being convenient for integral processing and saving production cost.
Referring to fig. 1 to 3, as a further technical solution of the present utility model, the diameter of the lower penetration hole 6 is 0.3-3mm, the width of the trough channel 5 between two adjacent wave crests 4 is 0.5-1mm, the lower penetration hole 6 is disposed between two adjacent wave crests 4, and the lower penetration hole 6 is disposed between four adjacent wave crests 4.
It should be noted that, the infiltration holes 6 of the present utility model are disposed in the trough channel 5, and may be distributed in different positions of the trough channel 5 by disposing the infiltration holes 6 with different diameters, so as to further improve the infiltration efficiency of the skin-friendly layer 2, the infiltration holes 6 may be disposed between four peaks 4, and the infiltration effect of the region is provided by disposing the infiltration holes 6 with a large diameter, and the diameters of the infiltration holes 6 disposed between two adjacent peaks 4 are smaller, but the number of the infiltration holes 6 may be increased, so as to further improve the infiltration efficiency, and ensure the dryness and air permeability of the skin-friendly layer 2.
As a further technical solution of the present utility model, as shown in fig. 1 to 3, the three-dimensional supporting layer 3 is a water repellent or poorly hydrophilic coarse fiber layer with a fineness of 6-30D, and the three-dimensional supporting layer 3 is any one of the following shapes: circular, oval, triangular, regular polygon, star-shaped.
As a further technical solution of the present utility model, as shown in fig. 1 to 3, the diameter of the three-dimensional supporting layer 3 is 2-8mm.
As a further aspect of the present utility model, as shown in fig. 1 to 3, the skin-friendly layer 2 is connected to the three-dimensional support layer 3 around the outer side of the lower end of the peak 4 by heat-bonding or ultrasonic bonding.
It should be noted that, the three-dimensional supporting layer 3 of the present utility model is the water repellent or weak hydrophilic coarse fiber layer, which can provide a good supporting force, and meanwhile, has a non-water absorption characteristic, and can rapidly guide the liquid of the skin-friendly layer 2 away, so as to ensure dryness of the skin-friendly layer 2, avoid skin reddening or bedsore caused by long-time use, and have good wearing experience. In addition, the three-dimensional supporting layers 3 are not connected, so that the ventilation property and the dryness of the three-dimensional supporting layers can be ensured, and meanwhile, solid excrement can be stored through the trough channels 5. The shape of the three-dimensional supporting layer 3 is any one of the following: the three-dimensional support layer 3 is formed by hot rolling the water-repellent or weak hydrophilic crude fiber layer and the substrate layer 1 after shape cutting, the three-dimensional support layer 3 is connected tightly in a hot rolling mode, meanwhile, the surface layer structure is stable, the water-repellent or weak hydrophilic crude fiber layer cannot soften and collapse due to water absorption, the storage capacity of the three-dimensional support layer 3 is reduced, and the three-dimensional support layer 3 with different shapes can improve the aesthetic degree of the utility model and is convenient to popularize.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The utility model provides a three-dimensional surface course with good liquid oozes ability down, its characterized in that includes substrate layer (1), skin-friendly layer (2) and a plurality of three-dimensional supporting layer (3) of mutually independent distribution, the up end of substrate layer (1) is located to three-dimensional supporting layer (3) array, skin-friendly layer (2) cladding in three-dimensional supporting layer (3) up end, three-dimensional supporting layer (3) form crest (4) of a plurality of array distribution in skin-friendly layer (2), skin-friendly layer (2) in form trough passageway (5) of net type and intercommunication each other between crest (4), trough passageway (5) even be equipped with a plurality of infiltration hole (6) of running through skin-friendly layer (2) up and down terminal surface, skin-friendly layer (2) are in substrate layer (1) up end through crest (4) passageway hot rolling, skin-friendly layer (2) are bicomponent fiber non-woven fabrics.
2. The three-dimensional surface layer with good liquid-down permeability according to claim 1, characterized in that the substrate layer (1) is any one of the following hot-rolled non-wovens: melt-blown spun-bonded nonwoven fabric, staple fiber hot-rolled nonwoven fabric, and bicomponent spun-bonded nonwoven fabric.
3. The three-dimensional surface layer with good liquid-down permeability according to claim 1, characterized in that the skin-friendly layer (2) is a hydrophilic bicomponent fiber nonwoven with fineness of 0.8-2D, including but not limited to hot air nonwoven, hot rolled nonwoven, spunbond nonwoven.
4. The three-dimensional surface layer with good liquid infiltration capacity according to claim 1, characterized in that the diameter of the infiltration holes (6) is 0.3-3mm, the width of the trough channel (5) between two adjacent peaks (4) is 0.5-1mm, the infiltration holes (6) are arranged between two adjacent peaks (4), and the infiltration holes (6) are arranged between four adjacent peaks (4).
5. The three-dimensional surface layer with good liquid-down-permeation capability according to claim 1, characterized in that the three-dimensional support layer (3) is a water-repellent or poorly hydrophilic coarse fiber layer with fineness of 6-30D, and the three-dimensional support layer (3) is shaped as any one of the following: circular, oval, triangular, regular polygon, star-shaped.
6. A three-dimensional surface layer with good liquid-down-permeation capability according to claim 1, characterized in that the diameter of the three-dimensional support layer (3) is 2-8mm.
7. The three-dimensional surface layer with good liquid-down permeability according to claim 1, characterized in that the skin-friendly layer (2) is connected to the three-dimensional support layer (3) around the outer side of the lower end of the wave crest (4) by heat-bonding or ultrasonic bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378037.0U CN219354392U (en) | 2022-09-07 | 2022-09-07 | Three-dimensional surface layer with good liquid infiltration capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378037.0U CN219354392U (en) | 2022-09-07 | 2022-09-07 | Three-dimensional surface layer with good liquid infiltration capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219354392U true CN219354392U (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222378037.0U Active CN219354392U (en) | 2022-09-07 | 2022-09-07 | Three-dimensional surface layer with good liquid infiltration capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219354392U (en) |
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2022
- 2022-09-07 CN CN202222378037.0U patent/CN219354392U/en active Active
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