Physiological underpants

Abstract

The utility model provides physiological underpants which comprise an underpants body, the underpants body comprises a containing interlayer and a containing opening, and the containing interlayer is communicated with the containing opening. The underpants main body further comprises a main body part and a front piece body, the front piece body is connected with the main body part, and a containing interlayer is formed between the front piece body and the main body part; the front sheet body is connected with the inner surface or the outer surface of the main body part; the front sheet body is provided with 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 with the main body part, and a containing opening is formed between the first upper edge and the main body; the main body part is provided with a girdling part, the girdling part is provided with a second upper edge, and the first upper edge is flush with the second upper edge, so that a user can place a warmer in the accommodating interlayer through the accommodating opening, and the warmer can perform hot compress on the lower abdomen of the user, so that blood vessels are dredged, blood vessel blockage is prevented, and female dysmenorrhea is relieved during female physiology.

Description

Technical Field

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

[0002] During menstruation, many women have a common worry, which is that they are very prone to dysmenorrhea. The occurrence of dysmenorrhea is usually caused by obstruction of menstrual blood flow. Therefore, it is often necessary to use a heat pack to unclog the meridians and apply heat to related acupuncture points to relieve the symptoms of dysmenorrhea. In addition, in autumn and winter, when the weather is cold and the temperature drops, women can also use a heat pack to keep warm. However, the heat packs currently on the market cannot directly contact the skin and need to be attached to clothing. However, the heat packs attached to the surface of clothing are not only very easy to fall off and shift, but also cause the appearance of the clothing to be uneven and unsightly, which greatly affects the user experience. Therefore, there is an urgent need to provide a physiological underwear with a beautiful and flat appearance and the ability to stably accommodate a heat pack to improve the user experience. Summary of the Invention

[0003] In order to overcome the deficiencies of the prior art, the present invention provides a physiological underwear, including an underwear main body, the underwear main body comprising:

[0004] an accommodating interlayer and an accommodating opening, wherein the accommodating interlayer is in communication with the accommodating opening;

[0005] The underwear main body also includes a main body part and a front piece, the front piece is connected to the main body part, and the accommodating interlayer is formed between the front piece and the main body part; the front piece is connected to the inner surface or outer surface of the main body part; the front piece 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 part, and the accommodating opening is formed between the first upper edge and the main body; the main body part has a waist part, the waist part has a second upper edge, and the first upper edge is flush with the second upper edge.

[0006] As an improvement of the present invention, a first elastic tightening belt is arranged around the second upper edge of the waist portion, and a second elastic tightening belt is arranged around the first upper edge of the front panel.

[0007] As an improvement of the present invention, the accommodating interlayer is used to accommodate a hot pack or change.

[0008] As an improvement of the present invention, it further 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 each other, and the anti-permeation layer is located between the skin-friendly layer and the outer lining layer.

[0009] As an improvement of the present invention, the anti-permeability layer is adhered to the surface of the skin-friendly layer through a first hot-melt adhesive layer so that the anti-permeability layer covers the surface of the skin-friendly layer; the first hot-melt adhesive layer is composed of a plurality of first hot-melt adhesives spaced apart from each other.

[0010] As an improvement of the present invention, 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.

[0011] As an improvement of the present invention, 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; and the absorption layer is attached to the skin-friendly layer.

[0012] As an improvement of the present invention, the absorption layer is adhered to the skin-friendly layer through a third hot melt adhesive layer; the anti-permeation layer is adhered 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; the second hot melt adhesive layer is composed of a plurality of second hot melt adhesives arranged at intervals from each other; and the third hot melt adhesive layer is composed of a plurality of third hot melt adhesives arranged at intervals from each other.

[0013] As an improvement of the present invention, the absorption layer is an absorption cotton layer or a mildew-proof and antibacterial bamboo fiber cloth layer; the skin-friendly layer is a unidirectional moisture-conducting skin-friendly layer or a bamboo charcoal antibacterial skin-friendly layer;

[0014] The skin-friendly layer is a honeycomb-shaped skin-friendly layer having a plurality of mesh openings; the outer lining layer is an outer lining layer composed of nylon and spandex; and the anti-penetration layer is a TPU anti-penetration layer or a PU anti-penetration layer.

[0015] As an improvement of the present invention, the underwear main body also includes a waist portion, a front crotch portion, a back crotch portion and a leak-proof portion. The waist portion has a front waist portion and a back waist portion. The skin-friendly layer, the anti-permeability layer, the absorbent layer and the outer lining layer are all arranged in the leak-proof portion. The leak-proof portion extends between the front crotch portion, the back crotch portion and the back waist portion. The two sides of the leak-proof portion are also provided with side leakage-proof edges.

[0016] The beneficial effects of the utility model are as follows: the utility model provides a sanitary underwear, which includes a underwear main body, the underwear main body includes: a accommodating interlayer and a accommodating opening, and the accommodating interlayer is connected to the accommodating opening; the underwear main body also includes a main body part and a front sheet, the front sheet is connected to the main body part, and a accommodating interlayer is formed between the front sheet and the main body part; the front sheet is connected to the inner surface or outer surface of the main body part; the front sheet 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 part, and an accommodating opening is formed between the first upper edge and the main body; the main body part has a waist part, the waist part has a second upper edge, the first upper edge is flush with the second upper edge, so that the user can place a hot pack in the accommodating interlayer through the accommodating opening, so that the hot pack can apply hot compress to the user's lower abdomen, so as to dredge blood vessels during women's menstruation and prevent blood vessel blockage, thereby alleviating women's discomfort during menstruation and relieving women's dysmenorrhea. Furthermore, the storage interlayer can also be used to store coins, preventing them from being lost or stolen. Furthermore, since the first upper edge and the second upper edge are flush, the underpants body is made smoother, with no obvious boundary lines on the surface of the underpants body 1. This achieves a hidden storage interlayer design, allowing the menstrual underwear to have an interlayer while still maintaining a smooth and beautiful appearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. The drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is an exploded view of the utility model;

[0021] Figure 3 It is a cross-sectional view cut along the skin-friendly layer, the anti-permeation layer and the outer lining layer;

[0022] Figure 4 yes Figure 3 A magnified view of point A;

[0023] Figure 5 It is a structural diagram of the front crotch and the front waist part;

[0024] Figure 6 It is a structural diagram of the back crotch and the back side of the waist;

[0025] Figure 7 It is another exploded view of the present invention;

[0026] Figure 8 It is a cross-sectional view cut along the skin-friendly layer, the anti-permeation layer, the absorbent layer and the outer lining layer;

[0027] Figure 9 yes Figure 8 Enlarged view of point B; DETAILED DESCRIPTION

[0028] Reference Figures 1 to 6 A physiological underwear comprises an underwear main body 1, wherein the underwear main body 1 comprises:

[0029] Skin-friendly layer 2;

[0030] Outer lining 3;

[0031] The 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 each other, and the anti-permeation layer 4 is located between the skin-friendly layer 2 and the outer lining layer 3 .

[0032] Through the above structure, since it includes the underwear main body 1, 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 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 in her menstrual period, the anti-permeation layer 4 can block the menstruation in the skin-friendly layer 2, prevent the menstruation from leaking into the outer lining layer 3, and prevent the menstruation from seeping out of the outer lining layer 3, thereby preventing the menstruation from being stained on outer pants, chairs or bed sheets, avoiding the embarrassing situation of menstruation being stained on outer pants, chairs or bed sheets.

[0033] In this embodiment, the anti-permeation layer 4 is adhered 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. Specifically, the anti-permeation layer 4 is adhered to the surface of the skin-friendly layer 2 via the first hot-melt adhesive layer 5, so that the anti-permeation layer 4 covers the surface of the skin-friendly layer 2. This structure effectively achieves adhesion between the anti-permeation layer 4 and the skin-friendly layer 2, and makes the entire anti-permeation layer 4 and the skin-friendly layer 2 thinner after adhesion, making the overall appearance of the menstrual underwear more beautiful and less bulky.

[0034] Reference Figures 7 to 9In some embodiments, an absorbent layer 6 is further included. The anti-permeation layer 4, the skin-friendly layer 2, the outer lining layer 3, and the absorbent layer 6 are interconnected, and the absorbent layer 6 is located between the skin-friendly layer 2 and the anti-permeation layer 4. The absorbent layer 6 is an absorbent cotton layer or a mildew-proof and antibacterial bamboo fiber cloth layer. With the above structure, since the absorbent layer 6 is included, the anti-permeation layer 4, the skin-friendly layer 2, the outer lining layer 3, and the absorbent layer 6 are interconnected, and the absorbent layer 6 is located between the skin-friendly layer 2 and the anti-permeation layer 4. When a woman is menstruating, the anti-permeation layer 4 can block menstruation within the skin-friendly layer 2 and the absorbent layer 6, preventing menstruation from leaking into the outer lining layer 3 and preventing menstruation from seeping out of the outer lining layer 3, thereby preventing menstruation from staining outer pants, chairs, or bed sheets, avoiding the embarrassing situation of menstruation staining outer pants, chairs, or bed sheets. The absorption layer 6 can effectively absorb menstrual fluid, preventing it from reversely osmotically penetrating the surface of the skin-friendly layer 2, making the surface of the skin-friendly layer 2 drier and more comfortable for the user to wear. It can also effectively prevent the growth of bacteria and the generation of odor, protecting the female private parts and keeping them healthy. The mildew-proof and antibacterial bamboo fiber fabric layer contains an antibacterial and mildew-proof agent, such as a silver ion antibacterial agent, a natural plant antibacterial agent, an organosilicon quaternary ammonium salt antibacterial agent, a zinc antibacterial agent, a biguanide antibacterial agent, or a silver chloride antibacterial agent with fine titanium dioxide as a carrier.

[0035] In this embodiment, the anti-permeation layer 4 is bonded to the surface of the absorbent layer 6, so that the anti-permeation layer 4 covers the surface of the absorbent layer 6. The absorbent layer 6 is bonded to the skin-friendly layer 2. Specifically, the absorbent layer 6 is bonded to the skin-friendly layer 2 via a third hot-melt adhesive layer 8; the anti-permeation layer 4 is bonded to the surface of the absorbent layer 6 via a second hot-melt adhesive layer 7, so that the anti-permeation layer 4 covers the surface of the absorbent layer 6. This structure effectively achieves the bond between the anti-permeation layer 4, the absorbent layer 6, and the skin-friendly layer 2. Furthermore, the bonded anti-permeation layer 4, the absorbent layer 6, and the skin-friendly layer 2 become thinner and lighter overall, making the overall appearance of the menstrual underwear more aesthetically pleasing and less bulky.

[0036] In this embodiment, the skin-friendly layer 2 is a one-way moisture-conducting skin-friendly layer 2 or a bamboo charcoal antibacterial skin-friendly layer 2. This structure prevents menstrual fluid from reversely osmotically penetrating the surface of the skin-friendly layer 2, keeping the surface of the skin-friendly layer 2 drier and more comfortable for the wearer. It also effectively prevents bacterial growth and odor generation, protecting the female private area and maintaining its health. Furthermore, the bamboo charcoal antibacterial skin-friendly layer 2 effectively prevents bacterial growth and odor generation, protecting the female private area and maintaining its health.

[0037] In this embodiment, the skin-friendly layer 2 is a honeycomb-shaped skin-friendly layer 2 having a plurality of mesh openings 21. This structure allows for rapid absorption of menstrual fluid through the multiple mesh openings 21 of the honeycomb-shaped skin-friendly layer 2, preventing menstrual fluid from remaining on the surface of the skin-friendly layer 2. This maintains a dry surface and enhances wearer comfort. Furthermore, the structure effectively prevents bacterial growth and odor generation, protecting and maintaining the health of a woman's private parts.

[0038] In this embodiment, the outer lining 3 is composed of nylon and spandex. Specifically, the outer lining 3 is composed of 60-80% nylon and 20-40% spandex. This structure creates a high-quality, highly elastic outer lining 3 composed of 60-80% nylon and 20-40% spandex, offering numerous advantages. This outer lining 3 combines the wear resistance and smoothness of nylon with the elasticity of spandex, providing a comfortable, breathable, quick-drying, wear-resistant, washable, and stylish appearance. Specifically, the outer lining 3 is comfortable and snug: Due to the spandex content, the fabric has excellent elasticity and resilience, allowing the underwear to flex freely with the body's curves without constricting or restricting the body, creating a light and comfortable feel. Breathable and quick-drying: The nylon and spandex blended outer lining (3) has excellent moisture absorption and moisture dissipation properties, rapidly absorbing sweat and allowing it to evaporate quickly, keeping the skin dry and refreshed, while avoiding dampness, heat, and odors, thereby preventing bacterial growth and preventing the development of unpleasant odors. Abrasion-resistant and washable: The outer lining (3) of this fabric possesses high strength and durability, withstanding frequent daily wear and washing without wear or deformation. Stylish and aesthetically pleasing: The outer lining (3) of this fabric exhibits a lustrous and vibrant color, allowing for garments of various styles and patterns to showcase individuality and charm.

[0039] In this embodiment, the anti-permeation layer 4 is a TPU or PU anti-permeation layer 4. With this structure, the TPU or PU anti-permeation layer 4 has a good anti-permeation effect, effectively preventing the penetration of fluids such as menstruation. Furthermore, the TPU or PU anti-permeation layer 4 has good wear resistance, can be repeatedly washed, has a long service life, and is not easily damaged. Preferably, the anti-permeation layer 4 is a TPU anti-permeation layer. TPU anti-permeation layers are colorless, odorless, safe, and non-toxic. Compared to PU anti-permeation layers, TPU anti-permeation layers are waterproof and leak-proof, and are biodegradable, making them more environmentally friendly. While being leak-proof, they also have a certain degree of air permeability, with an air permeability of 3500 mvp.

[0040] In this embodiment, the underwear body 1 further includes a receiving interlayer 11 and a receiving opening 12, and the receiving interlayer 11 is connected to the receiving opening 12. The receiving interlayer 11 is used to accommodate a heat pack 111 or loose change. Through the above structure, the user can place the heat pack 111 in the receiving interlayer 11 through the receiving opening 12, so that the heat pack 111 can apply heat to the user's lower abdomen, thereby clearing blood vessels during menstruation and preventing blood vessel blockage, thereby alleviating women's discomfort during menstruation and relieving women's dysmenorrhea. Furthermore, the receiving interlayer 11 can also hold loose change to prevent it from being lost or stolen.

[0041] In this embodiment, the underpants body 1 further includes a main body portion 13 and a front panel 14. The front panel 14 is connected to the main body portion 13, and a receiving interlayer 11 is formed between the front panel 14 and the main body portion 13. The front panel 14 is connected to the inner surface or the outer surface of the main body portion 13. The front panel 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. An receiving opening 12 is formed between the first upper edge 142 and the main body portion. The main body portion 13 has a waist portion 131, and the waist portion 131 has a second upper edge 1311. 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, thereby realizing the design of a hidden accommodating interlayer 11, allowing the physiological underwear to have an interlayer while still maintaining a flat and beautiful appearance.

[0042] In this embodiment, a first elastic tightening band 13121 is disposed around the second upper edge 1311 of the waist portion 131, and a second elastic tightening band 1421 is disposed on the first upper edge 142 of the front panel 14. Through this structure, the first elastic tightening band 13121 can tighten the waist portion 131 around the user's waist; the second elastic tightening band 1421 can tighten the accommodating opening 12, thereby confining the heat pack 111 or coins placed in the accommodating interlayer 11 within the accommodating interlayer 11.

[0043] In this embodiment, the panty main body 1 further includes a waist portion 131, a front crotch portion 132, a back crotch portion 133, and a leak-proof portion 134. The waist portion 131 has a front waist portion 13111 and a back waist portion 1312. The skin-friendly layer 2, the anti-permeability layer 4, and the outer lining 3 are all arranged in the leak-proof portion 134. The leak-proof portion 134 extends between the front crotch portion 132, the back crotch portion 133, and the back waist portion 1312. Side leakage-preventing edges 1341 are also provided on both sides of the leak-proof portion 134. With the above structure, since the leak-proof portion 134 extends between the front crotch portion 132, the back crotch portion 133, and the back waist portion 1312, and the side leakage-preventing edges 1341 are also provided on both sides of the leak-proof portion 134, the leak-proof portion 134 can cover the entire private part of the woman, further preventing menstruation from leaking out of the front crotch portion 132, the back crotch portion 133, and the back waist portion. Furthermore, the side leakage-proof hem 1341 can prevent menstrual leakage from the sides, so that menstruating women will not leak from both sides of the leakage-proof part 134 even when lying on their sides, further improving the leakage-proof effect of the menstrual underwear.

[0044] Reference Figures 5 and 6 The panty main body 1 further includes a waist portion 131, a front crotch portion 132, a back crotch portion 133, and a leak-proof portion 134. The waist portion 131 has a front waist portion 13111 and a back waist portion 1312. The skin-friendly layer 2, the anti-permeability layer 4, the absorbent layer 6, and the outer lining layer 3 are all arranged in the leak-proof portion 134. The leak-proof portion 134 extends between the front crotch portion 132, the back crotch portion 133, and the back waist portion 1312. Side leakage-proof edges 1341 are also provided on both sides of the leak-proof portion 134. With the above structure, since the leak-proof portion 134 extends between the front crotch portion 132, the back crotch portion 133, and the back waist portion 1312, and the side leakage-proof edges 1341 are also provided on both sides of the leak-proof portion 134, the leak-proof portion 134 can cover the entire private part of the woman, further preventing menstruation from leaking from the front crotch portion 132, the back crotch portion 133, and the back waist portion. Furthermore, the side leakage-proof hem 1341 can prevent menstrual leakage from the sides, so that menstruating women will not leak from both sides of the leakage-proof part 134 even when lying on their sides, further improving the leakage-proof effect of the menstrual underwear.

[0045] In this embodiment, the outer lining 3 is composed of 60-80% nylon and 20-40% spandex; the width range D1 of the waist portion 131 is 19-43 mm; the underwear body 1 also 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 waist front portion 13111 is The distance D4 between the top edge and the bottom edges of the front crotch portion 132 and the back crotch portion 133 ranges from 23 to 41 mm; the distance D5 between the top of the first leg opening 15, the top of the second leg opening 16, and the second upper edge of the waist portion 131 ranges from 10.5 to 26 mm; the width D6 of the top edge of the front crotch portion 132 ranges from 8 to 20 mm; the width D7 of the top edge of the back crotch portion 133 ranges from 10 to 22 mm; and the width D8 of the hemming 1341 ranges from 0.9 to 7.5 mm. The thickness of the anti-permeability layer 4 ranges from 0.008 to 0.02 mm. With the above structure, the dimensions of the front crotch portion 132, the back crotch portion 133, and the hemming 1341 are rationally designed, allowing them to fit the user's body curves well and providing excellent leak-proofing. Furthermore, since the distance between the top edge of the front waist portion 13111 and the bottom edges of the front crotch portion 132 and the back crotch portion 133 ranges from 23 to 41 mm, the high-waist design of the high-waisted underwear allows the waist band 131 to effectively shape the waist. Furthermore, since the thickness of the anti-permeation layer 4 ranges from 0.008 to 0.02 mm, the overall shape of the underwear remains thin and smooth while achieving anti-permeation properties.

[0046] In this embodiment, the first hot melt adhesive layer is composed of a plurality of first hot melt adhesives 51 spaced apart from each other; the second hot melt adhesive layer is composed of a plurality of second hot melt adhesives 71 spaced apart from each other; and the third hot melt adhesive layer is composed of a plurality of third hot melt adhesives 81 spaced apart from each other. Through the above structure, the hot melt adhesive layer composed of spaced apart hot melt adhesives can effectively improve the breathability of physiological underwear. The plurality of first hot melt adhesives, second hot melt adhesives, and third hot melt adhesives spaced apart from each other are distributed in a grid or lattice pattern. The grid or lattice distribution of the first hot melt adhesives, second hot melt adhesives, and third hot melt adhesives can save hot melt adhesive material and be more environmentally friendly.

[0047] The above descriptions provide one or more embodiments in conjunction with the specific content, and do not limit the specific implementation of the present invention to these descriptions. Any similarity or similarity with the methods, structures, etc. of the present invention, or any technical deduction or substitution based on the concept of the present invention, shall be deemed to be within the scope of protection of the present invention.

Claims

1. A physiological underwear, characterized in that: The invention comprises an underpants main body (1), wherein the underpants main body (1) comprises: An accommodating interlayer (11) and an accommodating opening (12), wherein the accommodating interlayer (11) is in communication with the accommodating opening (12); The underwear body (1) further comprises a main body portion (13) and a front sheet (14), wherein the front sheet (14) is connected to the main body portion (13), and the accommodating interlayer (11) is formed between the front sheet (14) and the main body portion (13); the front sheet (14) is connected to the inner surface or the outer surface of the main body portion (13); the front sheet (14) has a first bottom edge (141), a first upper edge (142), a first left edge (143) and The first right edge (144), the first bottom edge (141), the first upper edge (142), and the first right edge (144) are all connected to the main body portion (13), and the accommodating opening (12) is formed between the first upper edge (142) and the main body; the main body portion (13) has a waist portion (131), and the waist portion (131) has a second upper edge (1311), and the first upper edge (142) is flush with the second upper edge (1311).

2. A sanitary underwear according to claim 1, characterized in that: A first elastic tightening belt (13121) is provided around the second upper edge (1311) of the waist portion (131), and a second elastic tightening belt (1421) is provided around the first upper edge (142) of the front plate (14).

3. The physiological underwear according to claim 1, characterized in that: The accommodating interlayer (11) is used for accommodating a warm baby (111) or small change.

4. The physiological underwear according to claim 1, characterized in that: The invention also comprises a skin-friendly layer (2); an outer lining layer (3); and 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 each other, and the anti-permeation layer (4) is located between the skin-friendly layer (2) and the outer lining layer (3).

5. The physiological underwear according to claim 4, characterized in that: The anti-permeation layer (4) is adhered to the surface of the skin-friendly layer (2) through a first hot-melt adhesive layer (5), so that the anti-permeation layer (4) covers the surface of the skin-friendly layer (2); the first hot-melt adhesive layer is composed of a plurality of first hot-melt adhesives (51) arranged at intervals from each other.

6. The physiological underwear according to claim 4, characterized in that: The invention also comprises an absorption layer (6), wherein 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).

7. The physiological underwear according to claim 6, characterized in that: 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); the absorption layer (6) is attached to the skin-friendly layer (2).

8. The physiological underwear according to claim 7, characterized in that: The absorption layer (6) is adhered to the skin-friendly layer (2) through a third hot-melt adhesive layer (8); the anti-permeation layer (4) is adhered to the surface of the absorption layer (6) through a second hot-melt adhesive layer (7), so that the anti-permeation layer (4) covers the surface of the absorption layer (6); the second hot-melt adhesive layer is composed of a plurality of second hot-melt adhesive bodies (71) spaced apart from each other; and the third hot-melt adhesive layer is composed of a plurality of third hot-melt adhesive bodies (81) spaced apart from each other.

9. The sanitary underwear according to claim 6, characterized in that: The absorption layer (6) is an absorption cotton layer or a mildew-proof and antibacterial bamboo fiber cloth layer; the skin-friendly layer (2) is a unidirectional moisture-conducting skin-friendly layer (2) or a bamboo charcoal antibacterial skin-friendly layer (2); 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); the outer lining layer (3) is an outer lining layer (3) composed of nylon and spandex; and the anti-permeation layer (4) is a TPU anti-permeation layer (4) or a PU anti-permeation layer (4).

10. The sanitary underwear according to claim 6, characterized in that: The underwear main body (1) further comprises a waist portion (131), a front crotch portion (132), a rear crotch portion (133) and a leak-proof portion (134); the waist portion (131) comprises a front waist portion (13111) and a rear waist portion (1312); the skin-friendly layer (2), the anti-permeability layer (4), the absorbent layer (6) and the outer lining layer (3) are all arranged in 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 both sides of the leak-proof portion (134) are also provided with side leakage-proof edges (1341).

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