Physiological underpants

Abstract

The utility model provides physiological underpants which comprise an underpants main body, and the underpants main body comprises a skin-friendly layer; an outer liner layer; an impermeable layer; the anti-permeation layer, the skin-friendly layer and the outer lining layer are mutually connected, the skin-friendly layer, the anti-permeation layer and the outer lining layer are mutually stacked, and the anti-permeation layer is located between the skin-friendly layer and the outer lining layer, so that when a female is in the menstrual period, the anti-permeation layer can block menstruation in the skin-friendly layer, the menstruation is prevented from leaking to the outer lining layer, and the menstruation is prevented from seeping out of the outer lining layer; therefore, the menstruation is prevented from contaminating the trousers, the chair or the bed sheet, and the embarrassing situation that the menstruation contaminates the trousers, the chair or the bed sheet is avoided.

Description

Technical Field

[0001] The utility model relates to the field of underwear, in particular to a physiological underwear. Background Art

[0002] During menstruation, every woman has a common trouble. During the day, she worries that menstrual blood will seep through her outer pants and cause some small troubles. She will also wake up at midnight for fear of leakage. When walking, she has to be careful and dare not turn over when sleeping for fear of menstrual blood leakage. Therefore, there is an urgent need in the market to provide a leak-proof female physiological underwear to improve the user experience. Summary of the Invention

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a physiological underwear, which comprises an underwear main body, and the underwear main body includes:

[0004] A skin-friendly layer;

[0005] An outer lining layer;

[0006] An anti-permeation layer; the anti-permeation layer, the skin-friendly layer and the outer lining layer are connected to each other, the skin-friendly layer, the anti-permeation layer and the outer lining layer are stacked on top of each other, and the anti-permeation layer is located between the skin-friendly layer and the outer lining layer.

[0007] As an improvement of the utility model, the anti-permeation layer is attached to the surface of the skin-friendly layer so that the anti-permeation layer covers the surface of the skin-friendly layer.

[0008] As an improvement of the utility model, the anti-permeation layer is attached to the surface of the skin-friendly layer through a first hot melt adhesive layer so that the anti-permeation layer covers the surface of the skin-friendly layer.

[0009] As an improvement of the utility model, it further includes an absorption layer. The anti-permeation layer, the skin-friendly layer, the outer lining layer and the absorption layer are connected to each other, and the absorption layer is located between the skin-friendly layer and the anti-permeation layer.

[0010] As an improvement of the utility model, the anti-permeation layer is attached to the surface of the absorption layer so that the anti-permeation layer covers the surface of the absorption layer.

[0011] As an improvement of the utility model, the absorption layer is attached to the skin-friendly layer.

[0012] As an improvement of the utility model, the absorption layer is attached to the skin-friendly layer through a third hot melt adhesive layer; the anti-permeation layer is attached to the surface of the absorption layer through a second hot melt adhesive layer so that the anti-permeation layer covers the surface of the absorption layer.

[0013] As an improvement of the utility model, the absorption layer is an absorbent cotton layer or a mildew-proof and bacteriostatic bamboo fiber cloth layer.

[0014] As an improvement of the present utility model, the skin-friendly layer is a unidirectional moisture-conducting skin-friendly layer or a bamboo charcoal antibacterial skin-friendly layer.

[0015] As an improvement of the present utility model, the skin-friendly layer is a honeycomb-shaped skin-friendly layer, and the skin-friendly layer has a plurality of mesh openings.

[0016] As an improvement of the present utility model, the outer lining layer is an outer lining layer composed of nylon and spandex.

[0017] As an improvement of the present utility model, the anti-permeation layer is a TPU anti-permeation layer or a PU anti-permeation layer.

[0018] As an improvement of the present utility model, the underwear body further includes a receiving interlayer and a receiving opening, and the receiving interlayer communicates with the receiving opening.

[0019] As an improvement of the present utility model, the underwear body further includes a main body portion and a front panel, the front panel is connected to the main body portion, and a receiving interlayer is formed between the front panel and the main body portion; the front panel is connected to the inner surface or the outer surface of the main body portion; the front panel has a first bottom edge, a first upper edge, a first left edge and a first right edge, the first bottom edge, the first right edge and the first left edge are all connected to the main body portion, and a receiving opening is formed between the first upper edge and the main body; the main body portion has a waist tightening portion, the waist tightening portion has a second upper edge, and the first upper edge is flush with the second upper edge.

[0020] As an improvement of the present utility model, a first elastic tightening band is disposed around the second upper edge of the waist tightening portion, and a second elastic tightening band is disposed on the first upper edge of the front panel.

[0021] As an improvement of the present utility model, the receiving interlayer is used to accommodate a warming patch or change.

[0022] As an improvement of the present utility model, the underwear body further includes a waist tightening portion, a front crotch portion, a rear crotch portion and a leakage prevention portion, the waist tightening portion has a front waist side portion and a rear waist side portion, the skin-friendly layer, the anti-permeation layer and the outer lining layer are all disposed on the leakage prevention portion, and the leakage prevention portion extends between the front crotch portion, the rear crotch portion and the rear waist side portion; anti-side leakage side edges are further disposed on both sides of the leakage prevention portion.

[0023] As an improvement of the present utility model, the underwear main body further includes a waist tightening part, a front crotch part, a rear crotch part and a leakage prevention part. The waist tightening part has a front waist side part and a rear waist side part. The skin-friendly layer, the anti-permeation layer, the absorption layer and the outer lining layer are all arranged in the leakage prevention part. The leakage prevention part extends between the front crotch part, the rear crotch part and the rear waist side part. Side leakage prevention hemmings are also arranged on both sides of the leakage prevention part.

[0024] As an improvement of the present utility model, the first hot melt adhesive layer is composed of a plurality of first hot melt colloids arranged at intervals.

[0025] As an improvement of the present utility model, the outer lining layer is an outer lining layer composed of 60-80% nylon and 20-40% spandex. The width range of the waist tightening part is 19-43 mm. The underwear main body further includes a first leg opening and a second leg opening. The side edge length range of the first leg opening and the second leg opening is 13.4-33 mm. The distance range between the top of the first leg opening and the top of the second leg opening is 25-49 mm. The distance range between the top edge of the front waist side part and the bottom edges of the front crotch part and the rear crotch part is 23-41 mm. The distance range between the top of the first leg opening, the top of the second leg opening and the second upper side edge of the waist tightening part is 10.5-26 mm. The width range of the top edge of the front crotch part is 8-20 mm. The width range of the top edge of the rear crotch part is 10-22 mm. The width range of the hemming is 0.9-7.5 mm. The thickness range of the anti-permeation layer is 0.008-0.02 mm.

[0026] The beneficial effects of the present utility model are as follows: The present utility model provides a physiological underwear. Since it includes an underwear main body, and the underwear main body includes: a skin-friendly layer; an outer lining layer; an anti-permeation layer; the anti-permeation layer, the skin-friendly layer and the outer lining layer are connected to each other. The skin-friendly layer, the anti-permeation layer and the outer lining layer are stacked on top of each other, and the anti-permeation layer is located between the skin-friendly layer and the outer lining layer. When a woman is in her menstrual period, the anti-permeation layer can block the menstrual blood within the skin-friendly layer, preventing the menstrual blood from leaking to the outer lining layer and seeping out from the outer lining layer, thereby preventing the menstrual blood from staining the outer pants, chair or bedsheet, and avoiding the embarrassing situation of the menstrual blood staining the outer pants, chair or bedsheet. Description of the Drawings

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. The following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0028] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0029] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0030] Figure 2 is an exploded view of the present utility model;

[0031] Figure 3 is a cross-sectional view taken along the skin-friendly layer, the anti-permeation layer, and the outer lining layer;

[0032] Figure 4 is Figure 3 an enlarged view of portion A of

[0033] Figure 5 is a schematic diagram of the structure of the front crotch portion and the front waist portion;

[0034] Figure 6 is a schematic diagram of the structure of the rear crotch portion and the rear waist portion;

[0035] Figure 7 is another exploded view of the present utility model;

[0036] Figure 8 is a cross-sectional view taken along the skin-friendly layer, the anti-permeation layer, the absorption layer, and the outer lining layer;

[0037] Figure 9 is Figure 8 an enlarged view of portion B of Detailed implementation manners

[0038] Referring to Figures 1 to 6 , a physiological underwear includes an underwear main body 1, and the underwear main body 1 includes:

[0039] a skin-friendly layer 2;

[0040] an outer lining layer 3;

[0041] an anti-permeation layer 4; the anti-permeation layer 4, the skin-friendly layer 2, and the outer lining layer 3 are connected to each other, the skin-friendly layer 2, the anti-permeation layer 4, and the outer lining layer 3 are stacked on top of each other, and the anti-permeation layer 4 is located between the skin-friendly layer 2 and the outer lining layer 3.

[0042] With the above structure, since it includes the underwear main body 1, and the underwear main body 1 includes: a skin-friendly layer 2; an outer lining layer 3; an anti-permeation layer 4; the anti-permeation layer 4, the skin-friendly layer 2 and the outer lining layer 3 are connected to each other, the skin-friendly layer 2, the anti-permeation layer 4 and the outer lining layer 3 are stacked on top of each other, and the anti-permeation layer 4 is located between the skin-friendly layer 2 and the outer lining layer 3. When a woman is on her menstrual period, the anti-permeation layer 4 can block the menstrual blood within the skin-friendly layer 2, preventing the menstrual blood from leaking to the outer lining layer 3 and seeping out from the outer lining layer 3, thereby preventing the menstrual blood from staining the outer pants, chair or bedsheet, and avoiding the embarrassing situation of menstrual blood staining the outer pants, chair or bedsheet.

[0043] In this embodiment, the anti-permeation layer 4 is attached to the surface of the skin-friendly layer 2 so that the anti-permeation layer 4 covers the surface of the skin-friendly layer 2. Among them, the anti-permeation layer 4 is attached to the surface of the skin-friendly layer 2 through the first hot melt adhesive layer 5 so that the anti-permeation layer 4 covers the surface of the skin-friendly layer 2. With the above structure, the attachment between the anti-permeation layer 4 and the skin-friendly layer 2 is effectively achieved, and the overall combination of the anti-permeation layer 4 and the skin-friendly layer 2 becomes thinner and lighter after attachment, making the overall shape of the menstrual underwear more beautiful and not looking bulky.

[0044] Refer to Figures 7 to 9 , in some embodiments, it further includes an absorption layer 6. The anti-permeation layer 4, the skin-friendly layer 2, the outer lining layer 3 and the absorption layer 6 are connected to each other, and the absorption layer 6 is located between the skin-friendly layer 2 and the anti-permeation layer 4. Among them, the absorption layer 6 is an absorbent cotton layer or a mildew-proof and bacteriostatic bamboo fiber cloth layer. With the above structure, since it further includes the absorption layer 6, the anti-permeation layer 4, the skin-friendly layer 2, the outer lining layer 3 and the absorption layer 6 are connected to each other, and the absorption layer 6 is located between the skin-friendly layer 2 and the anti-permeation layer 4. When a woman is on her menstrual period, the anti-permeation layer 4 can block the menstrual blood within the skin-friendly layer 2 and the absorption layer 6, preventing the menstrual blood from leaking to the outer lining layer 3 and seeping out from the outer lining layer 3, thereby preventing the menstrual blood from staining the outer pants, chair or bedsheet, and avoiding the embarrassing situation of menstrual blood staining the outer pants, chair or bedsheet. And the absorption layer 6 can effectively absorb the menstrual blood, preventing the menstrual blood from reverse osmosis to the surface of the skin-friendly layer 2, making the surface of the skin-friendly layer 2 drier, improving the comfort of the user when wearing, and effectively preventing the growth of bacteria and the generation of odors, caring for the private parts of women and maintaining the health of women's private parts. Among them, a mildew-proof and bacteriostatic agent is added to the mildew-proof and bacteriostatic bamboo fiber cloth layer, and the mildew-proof and bacteriostatic agent is a silver ion antibacterial agent or a natural plant antibacterial agent or an organosilicon quaternary ammonium salt antibacterial agent or a zinc-based antibacterial agent or a biguanide and other antibacterial and mildew-proof agents or a silver chloride antibacterial agent with fine titanium dioxide as a carrier, etc.

[0045] In this embodiment, the anti-permeation layer 4 is attached to the surface of the absorption layer 6 so that the anti-permeation layer 4 covers the surface of the absorption layer 6. Among them, the absorption layer 6 is attached to the skin-friendly layer 2. Specifically, the absorption layer 6 is attached to the skin-friendly layer 2 through the third hot melt adhesive layer 8; the anti-permeation layer 4 is attached to the surface of the absorption layer 6 through the second hot melt adhesive layer 7 so that the anti-permeation layer 4 covers the surface of the absorption layer 6. Through the above structure, the effective adhesion between the anti-permeation layer 4, the absorption layer 6, and the skin-friendly layer 2 is realized, and the overall of the anti-permeation layer 4, the absorption layer 6, and the skin-friendly layer 2 becomes thinner and lighter after adhesion, making the overall physiological underwear more beautiful and not looking bloated.

[0046] In this embodiment, the skin-friendly layer 2 is a unidirectional moisture-conducting skin-friendly layer 2 or a bamboo charcoal antibacterial skin-friendly layer 2. Through the above structure, the unidirectional moisture-conducting skin-friendly layer 2 can prevent menstrual fluid from reverse osmosis to the surface of the skin-friendly layer 2, making the surface of the skin-friendly layer 2 drier, improving the comfort of the user when wearing, and can effectively prevent bacteria from growing and prevent odors from generating, protecting the private parts of women and maintaining the health of women's private parts. Further, the bamboo charcoal antibacterial skin-friendly layer 2 can effectively prevent bacteria from growing and prevent odors from generating, protecting the private parts of women and maintaining the health of women's private parts.

[0047] In this embodiment, the skin-friendly layer 2 is a honeycomb-shaped skin-friendly layer 2, and the skin-friendly layer 2 has a plurality of mesh openings 21. Through the above structure, the menstrual fluid can be quickly absorbed through the plurality of mesh openings 21 of the honeycomb-shaped skin-friendly layer 2, preventing the menstrual fluid from remaining on the surface of the skin-friendly layer 2, making the surface of the skin-friendly layer 2 drier, improving the comfort of the user when wearing, and can effectively prevent bacteria from growing and prevent odors from generating, protecting the private parts of women and maintaining the health of women's private parts.

[0048] In this embodiment, the outer lining layer 3 is an outer lining layer 3 composed of nylon and spandex. Among them, the outer lining layer 3 is an outer lining layer 3 composed of 60-80% nylon and 20-40% spandex. With the above structure, since the outer lining layer 3 is an outer lining layer 3 composed of 60-80% nylon and 20-40% spandex, the outer lining layer 3 composed of nylon and spandex is a high-quality high-elastic outer lining layer 3 with many advantages. This outer lining layer 3 combines the abrasion resistance, smoothness of nylon and the elasticity of spandex, providing the characteristics of being body-hugging and comfortable, breathable and quick-drying, wear-resistant and washable, as well as fashionable and beautiful. Specifically: Body-hugging and comfortable: Due to the inclusion of spandex, this fabric has good elasticity and resilience, enabling the physiological underwear to freely stretch according to the body's curves, without binding or tightening the body, giving people a feeling of lightness and freedom. Breathable and quick-drying: The mixed outer lining layer 3 of nylon and spandex has good moisture absorption and moisture wicking properties, capable of quickly absorbing the body's sweat and evaporating it rapidly, keeping the skin dry and fresh, avoiding the generation of heat and humidity and peculiar smells, thereby preventing the growth of bacteria and the occurrence of peculiar smells. Wear-resistant and washable: The outer lining layer 3 of this fabric has high strength and durability, and can withstand frequent use in daily wear and washing without being easily worn or deformed. Fashionable and beautiful: The outer lining layer 3 of this fabric has gloss and bright colors, and can be made into various styles and patterns of clothing, showing personality and charm.

[0049] In this embodiment, the anti-permeation layer 4 is a TPU anti-permeation layer 4 or a PU anti-permeation layer 4. With the above structure, the TPU anti-permeation layer 4 or the PU anti-permeation layer 4 has a good anti-permeation effect, can effectively prevent the penetration of liquids such as menstrual blood, and the TPU anti-permeation layer 4 or the PU anti-permeation layer 4 has good abrasion resistance, can be washed repeatedly, has a long service life, and is not easily damaged. Preferably, the anti-permeation layer 4 is a TPU anti-permeation layer. The TPU anti-permeation layer is colorless, odorless, safe and non-toxic. Compared with the PU anti-permeation layer, the TPU anti-permeation layer has the performance of waterproofing and leakage prevention, and is biodegradable, more environmentally friendly, and also has a certain degree of breathability while preventing leakage, and the air permeability is 3500mvp.

[0050] In this embodiment, the underwear main body 1 further includes a receiving interlayer 11 and a receiving opening 12, and the receiving interlayer 11 is communicated with the receiving opening 12. Among them, the receiving interlayer 11 is used to hold the warm baby 111 or change. With the above structure, the user can place the warm baby 111 in the receiving interlayer 11 through the receiving opening 12, so that the warm baby 111 can give hot compress to the user's lower abdomen, so as to dredge blood vessels during female menstruation, prevent blood vessel blockage, thereby alleviating the discomfort of women during menstruation and relieving female dysmenorrhea. Further, the receiving interlayer 11 can also hold change, preventing the change from being lost and also preventing the change from being stolen.

[0051] In this embodiment, the underwear main body 1 further includes a main body portion 13 and a front piece 14. The front piece 14 is connected to the main body portion 13, and a receiving interlayer 11 is formed between the front piece 14 and the main body portion 13; the front piece 14 is connected to the inner surface or the outer surface of the main body portion 13. Among them, the front piece 14 has a first bottom edge 141, a first upper edge 142, a first left edge 143, and a first right edge 144. The first bottom edge 141, the first right edge 144, and the first left edge 143 are all connected to the main body portion 13, and a receiving opening 12 is formed between the first upper edge 142 and the main body; the main body portion 13 has a waist tightening portion 131, and the waist tightening portion 131 has a second upper edge 1311, and the first upper edge 142 is flush with the second upper edge 1311. Through the above structure, since the first upper edge 142 is flush with the second upper edge 1311, the underwear main body 1 is made flatter, and there is no obvious dividing line on the surface of the underwear main body 1, thus realizing the design of the hidden receiving interlayer 11, making the physiological underwear have an interlayer while still maintaining a flat and beautiful appearance.

[0052] In this embodiment, a first elastic tightening band 13121 is disposed around the second upper edge 1311 of the waist tightening portion 131, and a second elastic tightening band 1421 is disposed on the first upper edge 142 of the front piece 14. Through the above structure, the first elastic tightening band 13121 can tighten the waist tightening portion 131 around the user's waist; the second elastic tightening band 1421 can tighten the receiving opening 12, and tighten the warm baby 111 or change placed in the receiving interlayer 11 within the receiving interlayer 11.

[0053] In this embodiment, the underwear main body 1 further includes a waist tightening portion 131, a front crotch portion 132, a rear crotch portion 133, and a leakage prevention portion 134. The waist tightening portion 131 has a front waist side portion 13111 and a rear waist side portion 1312. The skin-friendly layer 2, the anti-permeation layer 4, and the outer lining layer 3 are all disposed on the leakage prevention portion 134, and the leakage prevention portion 134 extends between the front crotch portion 132, the rear crotch portion 133, and the rear waist side portion 1312; the two sides of the leakage prevention portion 134 are also provided with side leakage prevention edges 1341. Through the above structure, since the leakage prevention portion 134 extends between the front crotch portion 132, the rear crotch portion 133, and the rear waist side portion 1312; the two sides of the leakage prevention portion 134 are also provided with side leakage prevention edges 1341, the leakage prevention portion 134 can cover the entire private part of a female, further preventing menstrual blood from leaking out from the front crotch portion 132, the rear crotch portion 133, and the rear waist side portion. Moreover, the side leakage prevention edges 1341 can prevent side leakage of menstrual blood, so that even when a menstruating woman lies on her side, menstrual blood will not leak out from the two sides of the leakage prevention portion 134, further improving the leakage prevention effect of the physiological underwear.

[0054] Refer to Figures 5 to 6, the underwear main body 1 further includes a waist tightening part 131, a front crotch part 132, a rear crotch part 133 and a leakage prevention part 134. The waist tightening part 131 has a front waist side part 13111 and a rear waist side part 1312. The skin-friendly layer 2, the anti-permeation layer 4, the absorption layer 6 and the outer lining layer 3 are all arranged in the leakage prevention part 134. The leakage prevention part 134 extends between the front crotch part 132, the rear crotch part 133 and the rear waist side part 1312; on both sides of the leakage prevention part 134, there are also provided side leakage prevention hemmings 1341. Through the above structure, since the leakage prevention part 134 extends between the front crotch part 132, the rear crotch part 133 and the rear waist side part 1312; on both sides of the leakage prevention part 134, there are also provided side leakage prevention hemmings 1341, the leakage prevention part 134 can cover the entire private part of a female, further preventing menstruation from seeping out from the front crotch part 132, the rear crotch part 133 and the rear waist side part. Moreover, the side leakage prevention hemmings 1341 can prevent side leakage of menstruation, so that even when a menstruating female lies on her side, menstruation will not seep out from both sides of the leakage prevention part 134, further improving the leakage prevention effect of the physiological underwear.

[0055] In this embodiment, the outer lining layer 3 is an outer lining layer 3 composed of 60-80% nylon and 20-40% spandex; the width range D1 of the waist tightening part 131 is 19-43 mm; the underwear main body 1 further includes a first leg opening 15 and a second leg opening 16. The side edge length range D2 of the first leg opening 15 and the second leg opening 16 is 13.4-33 mm, and the distance range D3 between the top of the first leg opening 15 and the top of the second leg opening 16 is 25-49 mm; the distance range D4 between the top edge of the front waist side part 13111 and the bottom edges of the front crotch part 132 and the rear crotch part 133 is 23-41 mm; the distance range D5 between the top of the first leg opening 15, the top of the second leg opening 16 and the second upper side edge of the waist tightening part 131 is 10.5-26 mm; the width range D6 of the top edge of the front crotch part 132 is 8-20 mm; the width range D7 of the top edge of the rear crotch part 133 is 10-22 mm; the width range D8 of the hemming 1341 is 0.9-7.5 mm. The thickness range of the anti-permeation layer 4 is 0.008-0.02 mm. Through the above structure, the sizes of the front crotch part 132, the rear crotch part 133 and the hemming 1341 are reasonably designed, which can better fit the body curve of the user and have a good leakage prevention effect. Moreover, since the distance range between the top edge of the front waist side part 13111 and the bottom edges of the front crotch part 132 and the rear crotch part 133 is 23-41 mm, the high-waist design of the physiological underwear enables the waist tightening part 131 to better shape the waist. Moreover, since the thickness range of the anti-permeation layer 4 is 0.008-0.02 mm, while achieving anti-permeation, the overall physiological underwear still remains thin, light and flat.

[0056] In this embodiment, the first hot melt adhesive layer is composed of a plurality of first hot melt adhesive bodies 51 arranged at intervals; the second hot melt adhesive layer is composed of a plurality of second hot melt adhesive bodies 71 arranged at intervals; the third hot melt adhesive layer is composed of a plurality of third hot melt adhesive bodies 81 arranged at intervals. Through the above structure, the hot melt adhesive layer composed of hot melt adhesive bodies arranged at intervals can effectively improve the air permeability of the physiological underwear. Among them, the plurality of first hot melt adhesive bodies, second hot melt adhesive bodies and third hot melt adhesive bodies arranged at intervals are distributed in a grid pattern or a dot matrix pattern. The first hot melt adhesive bodies, second hot melt adhesive bodies and third hot melt adhesive bodies distributed in a grid pattern or a dot matrix pattern can save the materials of the hot melt adhesive and be more environmentally friendly.

[0057] The above are one or more implementation manners provided in combination with specific contents, and it is not determined that the specific implementation of the present utility model is only limited to these descriptions. Any approximation, similarity to the method, structure, etc. of the present utility model, or several technical deductions or replacements made under the premise of the concept of the present utility model should be regarded as the protection scope of the present utility model.

Claims

1. A physiological underwear, characterized in that: The invention comprises an underpants body (1), wherein the underpants body (1) comprises: Skin-friendly layer (2); Outer lining (3); An anti-permeability layer (4); the anti-permeability layer (4), the skin-friendly layer (2) and the outer lining layer (3) are connected to each other, the skin-friendly layer (2), the anti-permeability layer (4) and the outer lining layer (3) are stacked on each other, and the anti-permeability layer (4) is located between the skin-friendly layer (2) and the outer lining layer (3); the anti-permeability layer (4) is attached to the surface of the skin-friendly layer (2) so that the anti-permeability layer (4) covers the surface of the skin-friendly layer (2); the anti-permeability layer (4) is attached to the surface of the skin-friendly layer (2) through a first hot-melt adhesive layer (5) so that the anti-permeability layer (4) covers the surface of the skin-friendly layer (2).

2. A physiological underwear according to claim 1, characterized in that: The skin-friendly layer (2) is a unidirectional moisture-conducting skin-friendly layer (2) or a bamboo charcoal antibacterial skin-friendly layer (2).

3. A physiological underwear according to claim 1, characterized in that: The skin-friendly layer (2) is a honeycomb-shaped skin-friendly layer (2), and the skin-friendly layer (2) has a plurality of mesh openings (21).

4. A physiological underpants according to claim 1, characterized in that: The outer lining layer (3) is an outer lining layer (3) composed of nylon and spandex.

5. The physiological underwear according to claim 1, characterized in that: The anti-permeation layer (4) is a TPU anti-permeation layer (4) or a PU anti-permeation layer (4).

6. The physiological underwear according to claim 1, characterized in that: The underwear body (1) further comprises a receiving interlayer (11) and a receiving opening (12), wherein the receiving interlayer (11) is in communication with the receiving opening (12); the receiving interlayer (11) is used for receiving a heating pad (111) or small change.

7. A physiological underpants according to claim 6, characterized in that: The underwear body (1) also includes a main body part (13) and a front sheet (14), wherein the front sheet (14) is connected to the main body part (13), and the accommodating interlayer (11) is formed between the front sheet (14) and the main body part (13); the front sheet (14) is connected to the inner surface or the outer surface of the main body part (13); the front sheet (14) has a first bottom edge (141), a first upper edge (142), a first left edge (143) and a first right edge (144), wherein the first bottom edge (141), the first right edge (144) and the first left edge (143) are all connected to the main body part (13), and the accommodating opening (12) is formed between the first upper edge (142) and the main body; the main body part (13) has a waist portion (131), and the waist portion (131) has a second upper edge (1311).

8. A physiological underpants according to claim 7, characterized in that: A first elastic tightening belt (13121) is arranged around the second upper edge (1311) of the waist portion (131), and a second elastic tightening belt (1421) is arranged around the first upper edge (142) of the front body (14).

9. The physiological underwear according to claim 1, characterized in that: The underwear body (1) further comprises a waist-binding portion (131), a front crotch portion (132), a rear crotch portion (133) and a leak-proof portion (134); the waist-binding portion (131) comprises a front waist portion (13111) and a rear waist portion (1312); the skin-friendly layer (2), the anti-permeability layer (4) and the outer lining layer (3) are all arranged on the leak-proof portion (134); the leak-proof portion (134) extends between the front crotch portion (132), the rear crotch portion (133) and the rear waist portion (1312); and the two sides of the leak-proof portion (134) are also provided with side leakage-proof edges (1341).

10. The physiological underwear according to claim 1, characterized in that: The first hot melt adhesive layer is composed of a plurality of first hot melt adhesive bodies (51) which are arranged at intervals from each other.

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