CN219564352U - Moisture absorption non-woven fabrics that gas permeability is good - Google Patents

Moisture absorption non-woven fabrics that gas permeability is good Download PDF

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Publication number
CN219564352U
CN219564352U CN202320449788.9U CN202320449788U CN219564352U CN 219564352 U CN219564352 U CN 219564352U CN 202320449788 U CN202320449788 U CN 202320449788U CN 219564352 U CN219564352 U CN 219564352U
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absorbent
layer
woven fabric
moisture absorption
breathable
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CN202320449788.9U
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陈福坚
黄巧明
吴家林
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Guangdong Qiangdi Weicai Technology Co ltd
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Guangdong Qiangdi Weicai Technology Co ltd
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Abstract

The utility model relates to the technical field of non-woven fabrics, in particular to a moisture-absorbing non-woven fabric with good air permeability. The moisture-absorbing non-woven fabric with good air permeability comprises a first non-woven fabric layer, a second non-woven fabric layer and a skin-friendly layer, wherein the second non-woven fabric layer is arranged at the upper end of the first non-woven fabric layer, and the skin-friendly layer is arranged at the upper end of the second non-woven fabric layer; the skin-friendly layer is provided with a plurality of second ventilation channels in a penetrating manner, and the second ventilation channels penetrate into the second non-woven fabric layer and then are communicated with the corresponding first ventilation channels. The moisture-absorbing non-woven fabric with good air permeability is good in moisture absorption, air permeability is greatly improved, and use comfort is high, so that the problem that the use comfort is affected due to strong sultry caused by poor air permeability of the conventional non-woven fabric is solved.

Description

Moisture absorption non-woven fabrics that gas permeability is good
Technical Field
The utility model relates to the technical field of non-woven fabrics, in particular to a moisture-absorbing non-woven fabric with good air permeability.
Background
Nonwoven fabrics are nonwoven fabrics which are produced by directly using polymer chips, staple fibers or filaments to web the fibers by air flow or mechanically, then by hydroentangling, needling, or hot-rolling to consolidate, and finally by finishing to form a nonwoven fabric. The non-woven fabrics are generally used in single-use living goods such as paper diapers, sanitary products and wipes, so that the market demands on non-woven fabrics are strong, and the rapid increase of the non-woven fabrics productivity is promoted. Because the non-woven fabric is generally applied to articles contacted with human skin, particularly paper diapers and sanitary articles, a user needs to use the non-woven fabric continuously within a certain period of time, but the conventional non-woven fabric has poor air permeability, so that the user can easily generate stuffiness in a longer use process, particularly in hot summer, the use comfort is seriously affected by the strong stuffiness, and the phenomena of skin allergy, itching and the like can even be caused in severe cases.
Disclosure of Invention
Aiming at the problems of the prior art, the utility model aims to provide the moisture-absorbing non-woven fabric with good air permeability, which has good moisture absorption, greatly improves air permeability and high use comfort, and solves the problems that the prior non-woven fabric has poor air permeability, so that the stuffiness is strong and the use comfort is affected.
To achieve the purpose, the utility model adopts the following technical scheme:
the moisture-absorbing non-woven fabric with good air permeability comprises a first non-woven fabric layer, a second non-woven fabric layer and a skin-friendly layer, wherein the second non-woven fabric layer is arranged at the upper end of the first non-woven fabric layer, and the skin-friendly layer is arranged at the upper end of the second non-woven fabric layer;
the skin-friendly layer is provided with a plurality of second ventilation channels in a penetrating way, and the second ventilation channels are communicated with the corresponding first ventilation channels after penetrating into the second non-woven fabric layer;
each breathable accommodating cavity is internally provided with a moisture absorption block, the skin-friendly layer is provided with a plurality of moisture absorption strips in a penetrating mode, and each moisture absorption block is connected with the moisture absorption strips in a one-to-one correspondence mode.
Further stated, the absorbent block includes a guide portion and an absorbent portion, the top end surface of the guide portion is connected with the absorbent portion, the bottom end surface of the guide portion is connected with the absorbent portion, and the width of the longitudinal section of the guide portion gradually increases from a side close to the absorbent portion to a side close to the absorbent portion.
Further, the longitudinal section of the guide part is trapezoid, the longitudinal section of the moisture absorption part is rectangular, and the shape of the ventilation accommodating cavity is matched with the shape of the moisture absorption block.
Further stated, the top of the moisture absorption strip is provided with a semicircle bulge, and the bottom of the moisture absorption strip is connected with the flow guiding part of the moisture absorption block.
Further stated, the air-permeable accommodating chambers are arranged in an array in the second non-woven fabric layer, and each air-permeable accommodating chamber is provided with one moisture absorption block.
Further, the second ventilation channels are arranged at intervals, and the moisture absorbing strips are arranged between two adjacent second ventilation channels.
Still further, the nonwoven fabric further comprises an antimicrobial layer disposed between the first nonwoven fabric layer and the second nonwoven fabric layer.
Still further, the nonwoven fabric further comprises a leakage-proof layer, wherein the leakage-proof layer is arranged at the lower end of the first nonwoven fabric layer.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects:
1. the plurality of ventilation accommodating cavities are formed in the second non-woven fabric layer and are communicated through the first ventilation channels, so that the ventilation space inside the moisture-absorbing non-woven fabric is increased, the second ventilation channels are communicated with the outside atmosphere, the ventilation property of the moisture-absorbing non-woven fabric is greatly improved, the situation of stuffiness during use is avoided, the comfort is improved, in addition, the skin-friendly layer is an inner layer in contact with the skin of a human body, the moisture-absorbing blocks are arranged in the ventilation accommodating cavities, and the moisture-absorbing strips are arranged, so that liquid can be firstly absorbed into the moisture-absorbing blocks, the moisture-absorbing blocks absorb the liquid, the moisture-absorbing effect is effectively ensured, and even if a small amount of liquid enters the first ventilation channels and the ventilation accommodating cavities through the second ventilation channels, the liquid is absorbed by the moisture-absorbing blocks, the ventilation effect is not affected, the moisture-absorbing non-woven fabric with good ventilation property is good, the ventilation property is greatly improved, the comfort is high in use, and the problem that the comfort is affected due to the bad ventilation property of the existing non-woven fabric is solved;
2. by arranging the flow guide part and the moisture absorption part, the flow guide part has the flow guide effect, the flow guide part is connected with the moisture absorption strips, liquid sucked by the moisture absorption strips firstly enters the flow guide part, and the width of the longitudinal section of the flow guide part gradually increases from one side close to the moisture absorption strips to one side close to the moisture absorption parts, so that the liquid is quickly absorbed in the moisture absorption blocks under the flow guide effect of the flow guide part and the moisture absorption effect of the moisture absorption parts, the moisture absorption effect of the moisture absorption non-woven fabrics is good, and the moisture absorption efficiency is high;
3. through setting up the semicircle arch at the top of hygroscopic strip, the semicircle arch with can at first absorb moisture fast to make moisture preferential follow the hygroscopic strip get into the hygroscopic piece in, improve the hygroscopic efficiency, avoid moisture to get into the ventilative passageway of second, guarantee the gas permeability, in addition, because the bellied surface of semicircle is the cambered surface, when contacting with the human body, can not bring uncomfortable sense for human skin, further guaranteed the use comfort of non-woven fabrics.
Drawings
FIG. 1 is a schematic view showing the structure of a highly breathable absorbent nonwoven fabric according to an embodiment of the present utility model;
FIG. 2 is a schematic top view of a highly breathable absorbent nonwoven fabric according to one embodiment of the present utility model;
FIG. 3 is a schematic longitudinal sectional view of an absorbent block of an absorbent nonwoven fabric having good air permeability according to an embodiment of the present utility model;
wherein: the first nonwoven fabric layer 1, the second nonwoven fabric layer 2, the ventilation containing cavity 21, the absorbent block 211, the diversion part 2111, the absorbent part 2112, the first ventilation channel 22, the skin-friendly layer 3, the second ventilation channel 31, the absorbent strip 32, the semicircular protrusions 321, the antibacterial layer 4 and the leakage-proof layer 5.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1 to 3, the absorbent nonwoven fabric with good air permeability comprises a first nonwoven fabric layer 1, a second nonwoven fabric layer 2 and a skin-friendly layer 3, wherein the second nonwoven fabric layer 2 is arranged at the upper end of the first nonwoven fabric layer 1, and the skin-friendly layer 3 is arranged at the upper end of the second nonwoven fabric layer 2;
the second non-woven fabric layer 2 is internally provided with a plurality of ventilation accommodating cavities 21 and a plurality of first ventilation channels 22, the ventilation accommodating cavities 21 are communicated through the first ventilation channels 22, the skin-friendly layer 3 is provided with a plurality of second ventilation channels 31 in a penetrating manner, and the second ventilation channels 31 are communicated with the corresponding first ventilation channels 22 after penetrating into the second non-woven fabric layer 2;
each of the breathable accommodating chambers 21 is provided with a moisture absorption block 211, the skin-friendly layer 3 is provided with a plurality of moisture absorption strips 32 in a penetrating manner, and each moisture absorption block 211 is respectively connected with the moisture absorption strips 32 in a one-to-one correspondence.
Through set up a plurality of in the second non-woven fabrics layer 2 ventilative holding chamber 21, and a plurality of ventilative holding chamber 21 is connected through first ventilative passageway 22 between for the inside ventilative space of hygroscopic non-woven fabrics increases, through second ventilative passageway 31 is connected with external atmosphere, has improved the gas permeability of hygroscopic non-woven fabrics greatly, avoids the condition that appears stuffiness when using, improves and uses the comfort, in addition, skin-friendly layer 3 is the inlayer with human skin contact, through set up in ventilative holding chamber 21 the hygroscopic piece 211, and through setting up hygroscopic piece 32, hygroscopic piece 211 can inhale liquid at first in the hygroscopic piece 211, hygroscopic piece 211 adsorbs liquid, has effectively guaranteed the hygroscopic effect, even a small amount of liquid follow second ventilative passageway 31 gets into first ventilative passageway 22 with in the ventilative holding chamber 21, can be finally also by hygroscopic piece 211 adsorbs liquid, and can not influence the ventilative effect.
The moisture-absorbing non-woven fabric with good air permeability is good in moisture absorption, air permeability is greatly improved, and use comfort is high, so that the problem that the use comfort is affected due to strong sultry caused by poor air permeability of the conventional non-woven fabric is solved.
Further, the absorbent block 211 includes a guide portion 2111 and an absorbent portion 2112, the top surface of the guide portion 2111 is connected to the absorbent strip 32, the bottom surface of the guide portion 2111 is connected to the absorbent portion 2112, and the width of the longitudinal section of the guide portion 2111 increases gradually from the side close to the absorbent strip 32 to the side close to the absorbent portion 2112.
By arranging the diversion portion 2111 and the moisture absorption portion 2112, the diversion portion 2111 has a diversion effect, the diversion portion 2111 is connected with the moisture absorption strip 32, the liquid absorbed by the moisture absorption strip 32 firstly enters the diversion portion 2111, and the width of the longitudinal section of the diversion portion 2111 gradually increases from one side close to the moisture absorption strip 32 to one side close to the moisture absorption portion 32, so that the liquid is quickly absorbed in the moisture absorption block 211 under the diversion effect of the diversion portion 2111 and the moisture absorption effect of the moisture absorption portion 2112, and the moisture absorption effect of the moisture absorption non-woven fabric is good and the moisture absorption efficiency is high.
Further, the longitudinal section of the guiding portion 2111 is trapezoidal, the longitudinal section of the moisture absorbing portion 2112 is rectangular, and the shape of the air permeable accommodating cavity 21 matches the shape of the moisture absorbing block 211.
Through setting the longitudinal section of guiding portion 2111 to trapezoidal, the longitudinal section of moisture absorption portion 2112 sets to the rectangle, realizes the quick absorption of moisture absorption piece 211 to liquid, because the shape of ventilative holding chamber 21 with the shape phase-match of moisture absorption piece 211 can guarantee the ventilation effect of non-woven fabrics, and structural stability is strong.
Preferably, a semicircular protrusion 321 is provided at the top of the absorbent strip 32, and the bottom of the absorbent strip 32 is connected to the guiding portion 2111 of the absorbent block 211.
Through set up the semicircle arch 321 in the top of moisture absorption strip 32, semicircle arch 321 can at first absorb moisture fast, thereby makes moisture preferential follow moisture absorption strip 32 get into in the moisture absorption piece 211, improves the hygroscopic efficiency, avoids moisture to get into second ventilative passageway 31, guarantees the gas permeability, in addition, because the surface of semicircle arch 321 is the cambered surface, when contacting with the human body, can not bring uncomfortable sense for human skin, has further guaranteed the use comfort of non-woven fabrics.
Further, the air-permeable accommodating chambers 21 are arranged in an array on the second non-woven fabric layer 2, and each air-permeable accommodating chamber 21 is provided with one moisture absorption block 211.
Through will ventilative holding chamber 21 be the array arrange in second non-woven fabrics layer 2, make moisture absorption piece 211 also be the array arrange in second non-woven fabrics layer 2, effectively improve the moisture absorption effect of the good moisture absorption non-woven fabrics of gas permeability, liquid can be absorbed fast, thereby effectively improve the use comfort of moisture absorption non-woven fabrics.
Further, the second ventilation channels 31 are arranged at intervals, and the absorbent strips 32 are arranged between two adjacent second ventilation channels 31.
Through with many the interval sets up of second ventilative passageway 31 for two adjacent be provided with between the second ventilative passageway 31 the moisture absorption strip 32, the second ventilative passageway 31 with the design that moisture absorption strip 32 interval was arranged makes the non-woven fabrics can guarantee hygroscopic effect and ventilation effect simultaneously, effectively improves and uses the comfort.
Further, the antibacterial layer 4 is disposed between the first nonwoven fabric layer 1 and the second nonwoven fabric layer 2.
Specifically, the antibacterial layer 4 is made by winding bamboo fibers and/or nano silver fibers, has good antibacterial and bacteriostatic effects, can inhibit and kill part of harmful bacteria, avoids bacteria breeding in the non-woven fabric to influence the health of a user, and improves the antibacterial safety of the non-woven fabric.
Specifically, the skin-friendly layer 3 may be made of a skin-friendly material such as cotton, wool, silk and hemp natural fiber fabrics, so as to ensure the comfort of contacting with the skin.
Further, the fabric further comprises a leakage preventing layer 5, and the leakage preventing layer 5 is disposed at the lower end of the first nonwoven fabric layer 1.
Specifically, the leak-proof layer 5 is a waterproof breathable film made of PE high polymer material, so that the leak-proof performance is ensured, and meanwhile, the non-woven fabric can be ensured to have good breathability.
Preferably, the absorbent block 211 is made of a super absorbent resin material, and the super absorbent resin has good water absorption effect, strong water retention, high water absorption rate and effective guarantee of the moisture absorption effect of the moisture absorption non-woven fabric, and the water retention is strong, and even pressurized water is not extruded; the absorbent strips 32 can be made of hydrophilic cotton fibers with good water absorption performance, so that the moisture absorption effect is effectively improved.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. The moisture absorption non-woven fabric with good air permeability is characterized by comprising a first non-woven fabric layer, a second non-woven fabric layer and a skin-friendly layer, wherein the second non-woven fabric layer is arranged at the upper end of the first non-woven fabric layer, and the skin-friendly layer is arranged at the upper end of the second non-woven fabric layer;
the skin-friendly layer is provided with a plurality of second ventilation channels in a penetrating way, and the second ventilation channels are communicated with the corresponding first ventilation channels after penetrating into the second non-woven fabric layer;
each breathable accommodating cavity is internally provided with a moisture absorption block, the skin-friendly layer is provided with a plurality of moisture absorption strips in a penetrating mode, and each moisture absorption block is connected with the moisture absorption strips in a one-to-one correspondence mode.
2. The highly breathable absorbent nonwoven fabric according to claim 1, wherein the absorbent block comprises a guide portion and an absorbent portion, wherein the top end surface of the guide portion is connected to the absorbent strip, the bottom end surface of the guide portion is connected to the absorbent portion, and the width of the longitudinal section of the guide portion increases gradually from the side close to the absorbent strip to the side close to the absorbent portion.
3. The breathable moisture-absorbing nonwoven fabric according to claim 2, wherein the longitudinal section of the guide portion is trapezoidal, the longitudinal section of the moisture-absorbing portion is rectangular, and the shape of the breathable accommodation cavity is matched with the shape of the moisture-absorbing block.
4. The breathable absorbent nonwoven fabric according to claim 2, wherein the top of the absorbent strip is provided with semicircular protrusions, and the bottom of the absorbent strip is connected to the guide portion of the absorbent block.
5. The breathable absorbent nonwoven fabric according to claim 1, wherein said breathable receiving cavities are arranged in an array in said second nonwoven fabric layer, and each of said breathable receiving cavities is provided with one of said absorbent blocks.
6. The highly breathable absorbent nonwoven according to claim 1, wherein a plurality of said second ventilation channels are provided at intervals, and said absorbent strips are provided between two adjacent second ventilation channels.
7. The breathable absorbent nonwoven of claim 1 further comprising an antimicrobial layer disposed between said first nonwoven layer and said second nonwoven layer.
8. The breathable absorbent nonwoven fabric of claim 1 further comprising a leakage barrier layer disposed at the lower end of said first nonwoven layer.
CN202320449788.9U 2023-03-10 2023-03-10 Moisture absorption non-woven fabrics that gas permeability is good Active CN219564352U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320449788.9U CN219564352U (en) 2023-03-10 2023-03-10 Moisture absorption non-woven fabrics that gas permeability is good

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320449788.9U CN219564352U (en) 2023-03-10 2023-03-10 Moisture absorption non-woven fabrics that gas permeability is good

Publications (1)

Publication Number Publication Date
CN219564352U true CN219564352U (en) 2023-08-22

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Country Status (1)

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CN (1) CN219564352U (en)

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