CN111802712A

CN111802712A - Seamless flat-angle super-fit leak-proof menstrual period underpants

Info

Publication number: CN111802712A
Application number: CN202010850159.8A
Authority: CN
Inventors: 黄翠玉; 杨鸿勃; 黄坤婷
Original assignee: Hengan Fujian Holding Group Co Ltd; Fujian Hengan Household Life Article Co Ltd; Hengan China Hygiene Products Co Ltd
Current assignee: Hengan Fujian Holding Group Co Ltd; Fujian Hengan Household Life Article Co Ltd; Hengan China Hygiene Products Co Ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-10-23

Abstract

The invention relates to the field of underpants, in particular to a pair of traceless flat-angle super-joint leakage-proof menstrual period underpants, which comprises a front piece, a rear piece and a crotch, wherein the front piece, the rear piece and the crotch are jointed front and back to form two trouser legs, the top end of the crotch is provided with an inner crotch for sticking a sanitary towel, the inner crotch at the top end of the crotch is used for being fixedly bonded with an external sanitary towel, when menstrual blood surge generates side leakage, the inner crotch is covered by the inner crotch and is difficult to be found, the side leakage liquid is locally absorbed by the inner crotch, a water repellent layer in an inner layer of the crotch blocks the absorbed liquid, the back of the water repellent layer can block part of the leakage liquid, the side leakage liquid is prevented from diffusing through a hydrophilic layer to pollute a fabric of the crotch during use, the rear leakage-proof cloth is covered by a length which exceeds the length of the worn sanitary towel, and when the side leakage liquid leaks to the rear side, the leak-proof cloth at the rear end can absorb the leaked blood in time, so that the pollution area is reduced.

Description

Seamless flat-angle super-fit leak-proof menstrual period underpants

Technical Field

The invention relates to the technical field of underpants, in particular to traceless flat-angle super-bonding leakproof menstrual period underpants.

Background

The common underpants of the traditional underpants are usually attached to a human body more comfortably, the underpants used in menstrual periods are not specially designed, the common underpants are generally attached to the skin of the human body, and are easy to loosen when being matched with a sanitary towel for use, so that the sanitary towel is lower in attachment to the human body, and particularly, part of women need physical labor during walking movement during wearing, the sanitary towel is easy to extrude to deform to cause side leakage, so that the leakage-proof effect is low, and part of the side leakage occurs;

at present, the Chinese patent number: CN201520550985.5 discloses special pants for menstrual period, including the trousers body, the break line extends to the waist opening from the shank opening, the front side of the trousers body is connected with the rear side through the thread gluing area, and the sanitary towel is arranged in the middle of the trousers body bottom, is suitable for women to use in menstrual period, although the problem of lateral leakage or back leakage is solved, the human skin is tightened by the elastic locking strip at the shank opening during the actual use process, the tightening mark is easy to cause at the contact part of wearing the elastic locking strip and the skin for a long time, the itching or other discomfort is easy to generate at the contact part of the tightening mark part and the human skin, which leads to the fact that the user pulls the pants outwards with the hand to relieve.

Disclosure of Invention

Therefore, aiming at the problems, the invention provides the traceless flat-angle super-bonding leakage-proof menstrual period underpants, which solves the technical problems that when the underpants are matched with a sanitary towel for use, the sanitary towel is easy to generate side leakage, blood after the side leakage pollutes the underpants, and the tightness between the leg opening of the common menstrual period underpants and the skin is high, so that the tightening marks are easy to generate discomfort.

In order to realize the purpose, the invention adopts the following technical scheme: a pair of traceless flat-angle super-laminating leakage-proof menstrual period underpants comprises a front piece, a rear piece and a bottom crotch, wherein the front piece, the rear piece and the bottom crotch are laminated on the ventral side of a human body, the bottom crotch is arranged between the front piece and the rear piece, the rear piece extends from back to front and is positioned on two sides of the front piece in a sewing and splicing mode to form a waistline and a middle waist opening, the rear piece and the bottom crotch are sewn and spliced front and back to form two trouser legs, elastic lace strips for increasing the flexibility of the waistline are arranged on the waistline, the top end of the bottom crotch is provided with an inner crotch for sticking a sanitary towel, the width size of the inner crotch is smaller than or equal to the width size of the bottom crotch, the inner crotch comprises a surface layer and an inner layer, the surface layer is a hydrophilic layer, the inner layer is a water repellent layer, front leakage-proof cloth and a rear leakage-proof cloth which are used for covering the front and the rear parts of the sanitary towel are, the upper elastic strips extend upwards to the waistline, the lower elastic strips extend forwards to the joint of the crotch and the rear panel, the stretching ratio of the lower elastic strips is 1.3-2.0, and the stretching ratio of the upper elastic strips 72 is 1.0-1.5.

Further, lower part elastic strip includes middle part elastic strip and afterbody elastic strip, the first contained angle and the second contained angle of each department of buckling on upper portion elastic strip and the middle part elastic strip are reduced by last to down gradually, upper portion elastic strip and middle part elastic strip both sides width and from top to bottom interval reduce to the middle part by both sides gradually, upper portion elastic strip bottom width size is greater than middle part elastic strip top width size 30mm, first contained angle is greater than the second contained angle at least and is 3 ~ 10 degrees, afterbody elastic strip each section width size is the same, and the third contained angle homogeneous phase of each department of buckling, upper portion elastic strip, middle part elastic strip and afterbody elastic strip each department of buckling are through some glue or hot pressing and back piece top layer laminating.

Further, the back part middle part is the second elastic strip in addition, second elastic strip lateral surface and lower part elastic strip and the contact of upper portion elastic strip, the second elastic strip comprises elasticity non-woven fabrics and the elastic thread of knitting on locating the elasticity non-woven fabrics, the second elastic strip is through gluing and the laminating of back part, second elastic strip head and the tail both ends extend to waist department and the junction of crotch and back part respectively.

Furthermore, the back piece and the bottom crotch are made of follow-up type cutting fabrics, the sewing stitches among the front piece, the back piece and the bottom crotch adopt three-needle five-thread flat seaming stitches, and an elastic supporting layer used for supporting the sanitary towel is arranged between the inner layer and the surface layer of the inner crotch.

Further, crotch length is 100 ~ 160mm, the crotch width is less than crotch width 60 ~ 70mm, anterior leak protection cloth and rear portion leak protection cloth are the same with the crotch material, anterior leak protection cloth is from the crotch length of going forward 30 ~ 80mm, rear portion leak protection cloth is from the crotch length of going backward 80 ~ 200 mm.

Furthermore, the top of the back piece is made of breathable cloth, the breathable cloth is formed by blending silver fibers, conductive wool tops and composite fibers, positive integer numbers of air holes larger than one are formed in the surface of the breathable cloth, and the aperture of each air hole is 1-2 mm.

Further, anter rear end face is equipped with the intermediate layer bag that is close to human belly, the far infrared paster has been placed in the intermediate layer bag, intermediate layer bag week is along being equipped with four at least germanites, intermediate layer bag week is along making up on the anter, intermediate layer bag top is equipped with the opening that is used for the far infrared paster to pass, the intermediate layer bag is outer along being equipped with the folding portion that turns over to the outside, be equipped with the trompil that is used for the germanite to pass on the folding portion, the intermediate layer bag is interweaved by warp and chinese mugwort grass fibre weft and forms, warp is twisted by viscose fibre and polyamide fibre and is formed.

Furthermore, the bottom of the elastic lace strip is filled with a fully encapsulated perfume microcapsule part.

By adopting the technical scheme, the invention has the beneficial effects that:

1. the seamless flat-angle super-bonding leakage-proof menstrual period underpants comprise an inner crotch, wherein the inner crotch at the top end of the inner crotch is used for being bonded and fixed with an external sanitary towel for use, the width dimension of the inner crotch is smaller than or equal to the width dimension of the inner crotch, the inner crotch at the top end is coated by the inner crotch, when menstrual blood surge generates side leakage, the inner crotch is not easy to be found, the inner crotch is coated by the inner crotch, the surface of the inner crotch is a hydrophilic layer which can locally absorb the side leakage liquid, a water repellent layer in the inner layer of the inner crotch can block the absorbed liquid, the back of the water repellent layer can block part of the leakage liquid, the side leakage liquid is prevented from diffusing through the hydrophilic layer to pollute a bottom crotch fabric in the using process, the inner crotch is upwards extended and provided with a front leakage-proof cloth and a rear leakage-proof cloth, the covering length of the rear leakage-proof cloth exceeds the length of the worn sanitary towel, when the side leakage liquid leaks to the rear side through the, the pollution area is reduced, and the fabric of the front piece and the back piece of the underwear can not be diffused and permeated; the elastic strips are arranged, and because the elastic strips are positioned at the position where the strands of the human body are hooked, the lower elastic strips and the upper elastic strips stretch and tighten the back piece and the bottom crotch in the front-back direction in the wearing process, so that the fit curve of the sanitary towel and the human body can be improved; this pants are straight angle shape pants, and the cladding is felt better, and the leak protection effect is better in menstrual period use, and is more comfortable, and the form that the trouser legs moved down to this smoothness that keeps buttockss portion line behind the trousers, the trouser legs opening does not have elasticity area and the elastic lock of addding, has promoted through crotch and elasticity strip and has absorbed menstrual period blood, can not produce the benefit of the mark of reining of pants when having reached trouser legs and human contact simultaneously.

2. Through the arrangement of the lower elastic strip and the upper elastic strip, the width size of the rear part of the sanitary towel is large in the wearing process, the attachment area of the rear piece and the sanitary towel is increased due to the large width of the upper elastic strip and the large bending angle of each section, the wrapping performance of the rear piece and the buttocks of a human body of the sanitary towel can be further increased due to the expansion and contraction of the upper elastic strip, and the problems that the middle part of the rear end of the sanitary towel is loose and the attachment performance is poor when the common upper elastic strip is attached to the sanitary towel for use are solved; the back part of the common sanitary towel is narrowed towards the middle part, liquid is easy to leak from the middle part of the sanitary towel during movement, the size of the middle elastic strip is reduced from top to bottom, the angle of the second included angle is lower than that of the first included angle, the density is high, the elasticity is good, the elasticity of the middle elastic strip is higher than that of the upper elastic strip, the fit between the middle part of the sanitary towel and the groin part of a human body is enhanced during use, and the middle elastic strip has high density, good extensibility during wearing movement and good use comfort, so that the sanitary towel can be prevented from side leakage easily during movement of the common sanitary towel; because the width of each section of the upper elastic strip is the same, and the third included angle of each bent part is the same, the width of the middle section of the sanitary towel is uniform, and the tightness of the upper elastic strip with a human body is increased.

3. The second elastic strip is arranged, and is adhered to the surface layer of the rear piece through glue dispensing or hot pressing in the production process, so that the manufacturing process is simple, large-scale batch production is facilitated, the phenomenon that the original tissue structure of the rear piece is damaged due to the fact that wires are directly sewn on the rear piece can be avoided, the service life of the rear piece is easy to crack and damage is shortened; because the second elastic strip is located the back part middle part, can promote the curved laminating nature of back part middle part and health, when second elastic strip and lower part elastic strip and upper portion elastic strip cooperation were used, avoided upper portion elastic strip to the middle part elasticity not enough.

4. The fabric of the back piece and the crotch adopts the random cutting fabric, the trouser legs do not need to be wrapped and sewed, the processing procedure of the underpants is reduced during production, and the cut edge line openings of the trouser legs do not loose; the stitches between the front piece, the back piece and the crotch adopt three-needle five-thread flat seaming, which are arranged at the hidden positions, and the external dressing effect is good; the elastic supporting layer is arranged, wherein the elastic supporting layer is used for supporting the sanitary towel to ensure that the sanitary towel is not easy to deform in the using process, so that the sanitary towel can absorb menstrual blood in time.

5. The crotch length is 100 ~ 160mm, and this size is good with current ordinary sanitary towel suitability.

6. The breathable cloth is formed by blending and blending silver fibers, conductive wool tops and composite fibers, the composite fibers are good in elasticity, and the upper part of the rear piece is transversely attached to the hip of a human body in the wearing process.

7. The setting of intermediate layer bag, during menstrual period use, when the laminating of far infrared paster and human navel portion was used, the far infrared paster of volume can impel the vasodilatation, and strengthen the exchange and the carrying capacity of capillary, blood circulation is accelerated, reduce the uncomfortable sense that women produced when using, and the germanite in the intermediate layer bag outside, but the micro-radiation, there is treatment physiotherapy effect to the human body during the use, alleviate women's fatigue during the course of working, trompil on the intermediate layer bag makes pants when dressing, germanite and skin local contact, promote the result of use, can conveniently change germanite through the through-hole, the interior moxa fiber yarn that contains of intermediate layer bag surface fabric, the effect that has antibacterial in the use, deodorant, hold up yang, hygroscopicity is good, viscose fiber and polyamide fibre woven with moxa fiber yarn, can strengthen the wearability and the elasticity of surface fabric, the life of extension cloth.

8. The perfume microcapsule part is arranged, wherein the raw materials such as essence, plant essential oil and the like are wrapped by special materials to form microcapsule emulsion, so that the fragrance can be kept for more than 7 days, the fragrance increased during the use in the menstrual period can make the wearer happy, the trouble brought during the menstrual period can be reduced, and the peculiar smell on the body during the menstrual period can be masked.

Drawings

FIG. 1 is a schematic top view of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 3 is a schematic view of a backsheet construction according to a first embodiment of the invention;

FIG. 4 is a schematic front view of an elastic strip structure according to a first embodiment of the present invention;

FIG. 5 is a top view of a front, back and crotch engaging structure according to a first embodiment of the present invention;

FIG. 6 is a schematic sectional view of a partial structure according to a first embodiment of the present invention;

FIG. 7 is an enlarged view of FIG. 6 at A according to a first embodiment of the present invention;

FIG. 8 is a schematic view of a second embodiment of the present invention showing the front, back and crotch briefs;

FIG. 9 is a schematic structural diagram of a second embodiment of the invention;

FIG. 10 is a schematic view of a sandwich bag structure according to the second embodiment of the present invention;

FIG. 11 is a schematic view of the cross-sectional structure A-A of the second embodiment of the present invention.

Detailed Description

The invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 7, the present embodiment provides a pair of traceless flat angle super-joint leakproof menstrual period underpants, including a front piece 1, a rear piece 2 and a crotch 3 for jointing the ventral side of a human body, wherein the crotch 3 is arranged between the front piece 1 and the rear piece 2, as shown in fig. 1, 2, 3 and 5, the front end of the rear piece is sewn forward around the two sides of the front piece, the bottoms of the front piece and the rear piece are sewn and joined with the crotch, the rear piece 2 extends from back to front, and is positioned on the two sides of the front piece 1 and is sewn and spliced to form a waistline 1a and a middle waist opening 1b, the rear piece 2 and the crotch 3 are sewn and spliced to form two trouser legs 1c, an elastic bud thread strip 4 for increasing the flexibility of the waistline 1a is arranged on the waistline 1a, the elastic bud is used for extending the circumference of the waist, and the beauty of the underpants; the top end of the bottom seat 3 is provided with an inner seat 5 for sticking sanitary towels, as shown in fig. 1, 6 and 7, the front side and the rear side of the bottom end surface of the inner seat 5 can be fixedly sewed on the bottom seat 3, or the front side and the rear side of the bottom end surface of the inner seat 5 are bonded on the bottom seat 3, when the sanitary towels of underpants are needed to be replaced, the inner seat 5 is directly torn to separate the inner seat 5 from the bottom seat 3, then a new inner seat 5 is put on the bottom seat 3, the front side and the rear side of the bottom seat 3 can be provided with a magic tape female surface, the inner seat 5 is provided with a female surface for buckling with the magic tape female surface on the bottom seat 3, when the inner seat 5 is needed to be replaced, the inner seat 5 is directly pulled outwards to separate the inner seat 5 from the bottom seat 3, and the inner seat 5 and the bottom seat 3 can be detachable structures with the same function;

the width of the crotch 5 is less than or equal to the width of the crotch 3, the crotch 5 comprises a surface layer 51 and an inner layer 52, the surface layer 51 is a hydrophilic layer, the inner layer 52 is a water repellent layer, the hydrophilic layer material of the surface layer 51 can be a skin-friendly non-woven fabric or an upper skin-friendly non-woven fabric, the lower layer is a thin-layer water-absorbent resin or other materials with the same function, and the material can be a cotton and spandex blended skin-friendly material or other functional skin-friendly materials when used for a long time, which are the prior conventional technology and are not described herein again; the water-repellent layer of the inner layer 52 can be a water-repellent non-woven fabric or a water-repellent non-woven fabric and a breathable net surface composite layer or other water-repellent breathable materials when used for one time, and can be a polymer waterproof breathable material PTFE film plus cloth composite fabric when used for a long time, which are conventional technologies and are not described herein; front leakage-proof cloth 6a and rear leakage-proof cloth 6b for covering the front and rear parts of the sanitary napkin are respectively arranged in the front and rear directions of the crotch 5 in an extending manner, an elastic strip is arranged in the middle of the rear sheet 2 and comprises an upper elastic strip 72 and a lower elastic strip 71 which are positioned in the groin of a human body, the upper elastic strip 72 extends upwards to the waistline 1a, the lower elastic strip 71 extends forwards to the joint of the crotch 3 and the rear sheet 2, the stretching ratio of the lower elastic strip 71 is 1.3-2.0, and the stretching ratio of the upper elastic strip 72 is 1.0-1.5; the crotch, the front leakage-proof cloth and the rear leakage-proof cloth can also adopt antibacterial modal, the viscose fiber is added with the inorganic antibacterial agent zinc oxide, the breeding of bacteria can be inhibited, the bacteria can be more easily bred in the area polluted by menstrual blood, the antibacterial modal can well deal with the problem, the antibacterial modal is a product available on the market, the structure is well known, and the description is omitted.

The crotch at the top end of the crotch is used for being bonded and fixed with an external sanitary towel, and the crotch covers the crotch at the top end because the width dimension of the crotch is less than or equal to that of the crotch, when the menstrual blood surge is leaked laterally, the crotch is covered on the inner crotch and is not easy to be found, the surface of the inner crotch is a hydrophilic layer, the side leakage liquid is absorbed locally, the water repellent layer of the inner layer of the crotch blocks the absorbed liquid, the back of the water repellent layer can block part of the leakage liquid, the side leakage liquid is prevented from diffusing and polluting the bottom crotch fabric through the hydrophilic layer in the use process, the crotch extends upwards to form a front leakage-proof cloth and a rear leakage-proof cloth, the length of the rear leakage-proof cloth is longer than that of the sanitary towel to be worn, and when the side leakage liquid leaks to the rear side through the crotch part in the use process, the leakage-proof cloth at the rear end can absorb leaked blood in time, so that the pollution area is reduced, and the leakage-proof cloth cannot diffuse and permeate into the fabric of the front piece and the rear piece of the underwear; the elastic strips are arranged, and because the elastic strips are positioned at the position where the strands of the human body are hooked, the lower elastic strips and the upper elastic strips stretch and tighten the back piece and the bottom crotch in the front-back direction in the wearing process, so that the fit curve of the sanitary towel and the human body can be improved; this pants are straight angle shape pants, and the cladding is felt better, and the leak protection effect is better in menstrual period use, and is more comfortable, and the form that the trouser legs moved down to this smoothness that keeps buttockss portion line behind the trousers, the trouser legs opening does not have elasticity area and the elastic lock of addding, has promoted through crotch and elasticity strip and has absorbed menstrual blood, can not produce the benefit of the mark of reining of pants when having reached trouser legs and human contact.

As shown in fig. 3 and 4, the lower elastic strip 71 includes a middle elastic strip 71a and a tail elastic strip 71b, the first included angle 7a and the second included angle 7b at each bending part on the upper elastic strip 72 and the middle elastic strip 71a are gradually reduced from top to bottom, the width and the vertical distance of the two sides of the upper elastic strip 72 and the middle elastic strip 71a are gradually reduced from the two sides to the middle part from top to bottom, the width dimension of the bottom of the upper elastic strip 72 is 30mm greater than the width dimension of the top of the middle elastic strip 71a, the angle of the first included angle 7a is at least 3-10 degrees larger than the angle of the second included angle 7b, the width size of each section of the tail elastic strip 71b is the same as the angle of the third included angle 7c at each bending part, the upper elastic strip 72, the middle elastic strip 71a and the tail elastic strip 71b are respectively attached to the surface layer 51 of the rear sheet 2 at the bent positions by glue dispensing or hot pressing or other bonding methods.

The width of the rear part of the sanitary towel is large in the wearing process, the width of the upper elastic strip is large, the bending angle of each section is large, the attaching area of the rear piece and the sanitary towel is increased, the rear piece of the sanitary towel can be further coated with the buttocks of a human body by stretching the upper elastic strip, and the problems that the middle part of the rear end of the sanitary towel is loose and the attaching performance is poor when the common upper elastic strip is attached to the sanitary towel for use are solved; the back part of the common sanitary towel is narrowed towards the middle part, liquid is easy to leak from the middle part of the sanitary towel during movement, the size of the middle elastic strip is reduced from top to bottom, the angle of the second included angle is lower than that of the first included angle, the density is high, the elasticity is good, the elasticity of the middle elastic strip is higher than that of the upper elastic strip, the fit between the middle part of the sanitary towel and the groin part of a human body is enhanced during use, and the middle elastic strip has high density, good extensibility during wearing movement and good use comfort, so that the sanitary towel can be prevented from side leakage easily during movement of the common sanitary towel; because the width of each section of the upper elastic strip is the same as the third included angle of each bent part, the width of the middle section of the sanitary towel is uniform, and the upper elastic strip increases the tightness with the human body.

The middle part of the back piece 2 is also provided with a second elastic strip 73, the outer side surface of the second elastic strip 73 is in contact with a lower elastic strip 71 and an upper elastic strip 72, the second elastic strip 73 is composed of elastic non-woven fabrics and elastic threads knitted on the elastic non-woven fabrics, the second elastic strip 73 is attached to the back piece 2 through glue dispensing, the head and the tail ends of the second elastic strip 73 respectively extend to the joint of the waistline 1a and the crotch 3 with the back piece 2, and the stretching ratio of the elastic strip is 1.3-1.5.

The second elastic strip is adhered to the surface layer of the rear piece through glue dispensing or hot pressing in the production process, the manufacturing process is simple, large-scale batch production is facilitated, the phenomenon that the original organization structure of the rear piece is damaged due to the fact that wires are directly sewn on the rear piece can be avoided, and the service life of the rear piece is shortened due to the fact that the rear piece is prone to cracking when in use; because the second elastic strip is located the back part middle part, can promote the curved laminating nature of back part middle part and health, when second elastic strip and lower part elastic strip and upper portion elastic strip cooperation were used, avoided upper portion elastic strip to the middle part elasticity not enough.

The back piece 2 and the bottom crotch 3 are made of fabric which can be cut freely, four-side elastic fabric made of chemical fiber and spandex, weaving raw materials are made of viscose fiber or cotton and other fibers and low-temperature fusible spandex, the fabric is used as a wearing fabric, the cutting corners are not easy to loosen and curl, or Japanese Nisshinbo fiber and cotton fiber are blended, the MOBILON fiber is self-bonded at 120 ℃ to form a space elastic net, and the space elastic net has high dimensional stability and soft and comfortable elasticity, is a commercially available product, has a well-known structure, and is not repeated; the sewing stitches among the front piece 1, the rear piece 2 and the crotch 3 adopt three-needle five-thread flat seaming, the flat seaming stitches are formed by mutually serially sleeving more than two needles and a hook thread, sometimes one or two decorative threads can be added on the front surface, and the flat seaming stitches are generally named by the number of needles and the number of stitches, which is the conventional technology and is not described herein any more; an elastic supporting layer 8 for supporting the sanitary towel is arranged between the inner layer 52 and the surface layer 51 of the crotch 5, and can be a spongy cushion, a silica gel cushion, a cotton cushion or other materials with the same functions.

The trouser legs do not need to be wrapped and sewed, so that the processing procedures of the underpants during production are reduced, and the cut edge line openings of the trouser legs are not loosened; the stitches between the front piece, the back piece and the crotch adopt three-needle five-thread flat seaming, which are arranged at the hidden positions, and the external dressing effect is good; the elastic supporting layer is arranged, wherein the elastic supporting layer is used for supporting the sanitary towel to ensure that the sanitary towel is not easy to deform in the using process, so that the sanitary towel can absorb menstrual blood in time.

The length of the crotch is 100-160 mm, the width of the crotch is 5 less than the width of the crotch 3 and is 60-70 mm, the front leakage-proof cloth 6a and the rear leakage-proof cloth 6b are the same as the material of the crotch 5, the front length of the front leakage-proof cloth 6a from the crotch 5 is 30-80 mm, the rear length of the rear leakage-proof cloth 6b from the crotch 5 is 80-200 mm, and the size is good with the existing common sanitary towel.

Referring to fig. 8 to 11 again, the second embodiment discloses a seamless flat-angle super-fit leakproof menstrual pant based on the same inventive concept, which is different from the first embodiment in that: the top of the back sheet 2 is provided with a breathable cloth 9, the breathable cloth 9 is formed by blending silver fibers, conductive wool tops and composite fibers, and the blending proportion can be 0.1%: 20%: 79 percent or other proportions, the blending proportion and the blending mode are the prior conventional technology, and are not described again, the surface of the breathable fabric 9 is provided with a positive integer number of breathable holes 91 larger than one, and the aperture of the breathable holes 91 is 1 mm-2 mm.

The breathable cloth is formed by blending and blending silver fibers, conductive wool tops and composite fibers, the composite fibers are good in elasticity, and the upper part of the rear piece is transversely attached to the hip of a human body in the wearing process.

The back end surface of the front piece 1 is provided with a sandwich bag 10 close to the abdomen of a human body, a far infrared patch 11 is arranged in the sandwich bag 10, at least four germanites 12 are arranged on the periphery of the interlayer bag 10, the periphery of the interlayer bag 10 is sewed on the front piece 1, the top end of the interlayer bag 10 is provided with an opening 101 for the far infrared patch 11 to pass through, the outer edge of the interlayer bag 10 is provided with a folding part 102 which is folded outwards, the folded part 102 is provided with an opening 103 for the germanite 12 to pass through, the interlayer bag 10 is formed by interweaving warps and moxa fiber yarns, the warps are formed by twisting viscose fibers and chinlon, the interweaving weave structure is an 2/2 square weave structure, the ratio of warps to wefts of the wormwood fiber yarns is 1:1 or other ratios, and the ratio of the warps to the chinlon is 1:1 or other ratios, which are conventional technologies and are not described herein.

When the fabric is used in menstrual period, the far infrared patch can promote blood vessel expansion and strengthen the exchange and conveying capacity of micro blood vessels when being attached to the navel of a human body, blood circulation is accelerated, discomfort of a woman in use is reduced, germanite in the outer side of the interlayer bag can be radiated slightly, the fabric has a treatment and physical therapy effect on the human body when being used, fatigue of the woman in the working period is relieved, holes in the interlayer bag enable the germanite to be in local contact with skin when the underwear is worn, the using effect is improved, the germanite can be conveniently replaced through the through holes, the fabric of the interlayer bag contains wormwood fiber yarns, and the fabric of the interlayer bag contains antibacterial, deodorant, yang-supporting and good moisture absorption effects in the using process.

The bottom of the elastic lace bar 4 is filled with a totally encapsulated perfume microcapsule part 13; the perfume, plant essential oil, etc. are wrapped with special material to form microcapsule emulsion, which can maintain fragrance for more than 7 days, and the fragrance increased during menstrual period can make wearer pleasant, reduce trouble during menstrual period, and mask body odor during menstrual period

As shown in figure 9, back part 2 front end is equipped with the line of cutting 10a that is used for cutting, as shown in figure 8, anter 1, back part 2 and crotch 3 can splice and form the triangle pants style, when being the triangle pants style, crotch 5 length is 100 ~ 160mm, crotch 5 width is less than crotch width 0 ~ 10mm, can provide another kind of wearing form, satisfies some user demands.

The working mode of the invention is as follows:

firstly, the trouser legs of the underpants penetrate through the legs of a human body, then the sanitary towel is bonded on the crotch, the underpants are lifted upwards to be attached to the human body, when the sanitary towel is worn for movement, the lower elastic strip, the middle elastic strip and the tail elastic strip shrink through the rear piece to enhance the curve attachment of the rear part and the middle part of the sanitary towel to the human body, the second elastic strip in the middle can be additionally attached to the groin of the human body, and the phenomenon that the sanitary towel partially gaps or deviates from the human body in the movement process to cause side leakage is avoided; when the sanitary towel is worn and the liquid leaks backwards or forwards, the front leakage-proof cloth and the rear leakage-proof cloth can absorb the leaked liquid in time, so that the pollution area is reduced, the liquid cannot diffuse and permeate into the fabric of the underpants, the covering length of the front leakage-proof cloth and the rear leakage-proof cloth can exceed the length of the sanitary towel, and the front piece, the rear piece and the bottom crotch fabric of the underpants are prevented from being polluted during blood leakage; when wearing sanitary towel and taking place the middle part edge leakage, the crotch top layer adopts the hydrophilicity layer can carry out the partial absorption to leaking liquid, and the nexine adopts the water repellent layer can prevent that liquid from leaking out the crotch fast and leading to polluting the crotch of bottom, and when using with the crotch cooperation, the crotch can the cladding cover interior shelves, when the menstrual blood surge takes place the edge leakage when polluting interior shelves, more be difficult to discover.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The traceless flat-angle super-joint leakage-proof menstrual period underpants are characterized by comprising a front piece (1), a rear piece (2) and a bottom crotch (3) which are jointed with the abdominal side of a human body, wherein the bottom crotch (3) is arranged between the front piece (1) and the rear piece (2), the rear piece (2) extends forwards from back to front and is positioned at the two sides of the front piece (1) for sewing and splicing to form a waistline (1a) and a middle waist opening (1b), the rear piece (2) and the bottom crotch (3) are sewn and spliced to form two trouser legs (1c), elastic thread buds (4) used for increasing the flexibility of the waistline (1a) are arranged on the waistline (1a), the top end of the bottom crotch (3) is provided with an inner crotch (5) used for sticking sanitary towels, the width of the inner crotch (5) is smaller than or equal to the width of the bottom crotch (3), and the inner crotch (5) comprises a surface layer (51) and an inner layer (52, the sanitary napkin is characterized in that the surface layer (51) is a hydrophilic layer, the inner layer (52) is a water repellent layer, front leakage-proof cloth (6a) and rear leakage-proof cloth (6b) which are used for covering the front and the rear of the sanitary napkin are respectively arranged in the front-rear direction of the crotch (5) in an extending mode, an elastic strip is arranged in the middle of the rear sheet (2), the elastic strip comprises an upper elastic strip (72) and a lower elastic strip (71) which are located in the groin of a human body, the upper elastic strip (72) upwards extends to the waist circumference (1a), the lower elastic strip (71) forwards extends to the joint of the crotch (3) and the rear sheet (2), the stretching ratio of the lower elastic strip (71) is 1.3-2.0, and the stretching ratio of the upper elastic strip (72) is 1.0-1.5.

2. The seamless flat angle super-fit leak proof menstrual panties of claim 1 wherein: lower part elastic strip (71) are including middle part elastic strip (71a) and afterbody elastic strip (71b), first contained angle (7a) and second contained angle (7b) of each department of buckling on upper portion elastic strip (72) and middle part elastic strip (71a) are by last to reducing down gradually, upper portion elastic strip (72) and middle part elastic strip (71a) both sides width and upper and lower interval are by last to lower, by both sides to the middle part reduce gradually, upper portion elastic strip (72) bottom width size is greater than middle part elastic strip (71a) top width size 30mm, first contained angle (7a) angle is greater than second contained angle (7b) angle at least and is 3 ~ 10 degrees, afterbody elastic strip (71b) each section width size is the same, and the third contained angle (7c) angle of each department of buckling is the same, upper portion elastic strip (72), middle part elastic strip (71a) and afterbody elastic strip (71b) each department of buckling is through some glue or thermal compression and back piece (2) top layer 51) And (6) attaching.

3. The seamless flat angle super-fit leak proof menstrual panties of claim 2, wherein: the back part (2) middle part is second elastic strip (73) in addition, second elastic strip (73) lateral surface and lower part elastic strip (71) and upper portion elastic strip (72) contact, second elastic strip (73) are located the elastic line on the elastic non-woven fabrics by elasticity non-woven fabrics and knitting and are constituteed, second elastic strip (73) are through gluing and back part (2) laminating, second elastic strip (73) end to end both ends extend to waist (1a) department and the junction of crotch (3) and back part (2) respectively.

4. The seamless flat angle super-fit leak proof menstrual panties of claim 2, wherein: the sanitary towel is characterized in that the back piece (2) and the bottom crotch (3) are made of a free-cutting fabric, the stitches among the front piece (1), the back piece (2) and the bottom crotch (3) adopt three-needle five-thread flat seaming stitches, and an elastic supporting layer (8) used for supporting the sanitary towel is arranged between the inner layer (52) and the surface layer (51) of the inner crotch (5).

5. The seamless flat angle super-fit leak proof menstrual panties of claim 1 wherein: crotch (5) length is 100 ~ 160mm, crotch (5) width is less than crotch (3) width 60 ~ 70mm, anterior leak protection cloth (6a) and rear portion leak protection cloth (6b) are the same with crotch (5) material, anterior leak protection cloth (6a) length is 30 ~ 80mm from crotch (5) forward, rear portion leak protection cloth (6b) are 80 ~ 200mm from crotch (5) length backward.

6. The seamless flat angle super-fit leak proof menstrual panties of claim 1 wherein: the breathable fabric is characterized in that the top of the back piece (2) is a breathable fabric (9), the breathable fabric (9) is formed by blending silver fibers, conductive wool tops and composite fibers, a positive integer number of breathable holes (91) larger than one are formed in the surface of the breathable fabric (9), and the aperture of each breathable hole (91) is 1-2 mm.

7. The seamless flat angle super-fit leak proof menstrual panties of claim 6, wherein: front sheet (1) rear end face is equipped with intermediate layer bag (10) that is close to human belly, far infrared paster (11) have been placed in intermediate layer bag (10), intermediate layer bag (10) week is along being equipped with four at least germanite (12), intermediate layer bag (10) week is along making up on front sheet (1), intermediate layer bag (10) top is equipped with opening (101) that are used for far infrared paster (11) to pass, intermediate layer bag (10) outer edge is equipped with folding portion (102) that turns over to the outside, be equipped with trompil (103) that are used for germanite (12) to pass on folding portion (102), intermediate layer bag (10) are interweaved by warp and chinese mugwort grass fibre yarn weft and form, warp is formed by viscose fiber and twisting polyamide fibre.

8. The seamless flat angle super-fit leak proof menstrual panties of claim 1 wherein: the bottom of the elastic lace bar (4) is filled with a totally encapsulated perfume microcapsule part (13).