CN222764812U - Disposable underpants made of cotton - Google Patents
Disposable underpants made of cotton Download PDFInfo
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- CN222764812U CN222764812U CN202421536214.6U CN202421536214U CN222764812U CN 222764812 U CN222764812 U CN 222764812U CN 202421536214 U CN202421536214 U CN 202421536214U CN 222764812 U CN222764812 U CN 222764812U
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Abstract
本申请涉及吸收性物品的技术领域，尤其是涉及到全棉一次性内裤。本申请公开了全棉一次性内裤，包括：外层，所述外层包括裁切形成的第一前腰部、第一前裆部、第一后裆部和第一后腰部；里层，所述里层包括裁切形成的第二前腰部、第二前裆部、第二后裆部和第二后腰部；所述外层和所述里层，通过熔胶层进行复合；腰围处的所述第二前腰部、第二后腰部通过胶合层固定后形成封闭环状腰围结构。本申请所述的全棉一次性内裤，通过在内裤的外层和里层之间使用微量热熔胶进行复合，确保了裤身整体厚度的均匀性；在腰围和裆部设置适当数量和间距的橡筋，通过控制橡筋的拉伸倍率，实现了不同码段的适应性，同时提高了穿着的舒适度和支撑性。
The present application relates to the technical field of absorbent articles, and in particular to all-cotton disposable underwear. The present application discloses all-cotton disposable underwear, comprising: an outer layer, the outer layer comprising a first front waist portion, a first front crotch portion, a first rear crotch portion and a first rear waist portion formed by cutting; an inner layer, the inner layer comprising a second front waist portion, a second front crotch portion, a second rear crotch portion and a second rear waist portion formed by cutting; the outer layer and the inner layer are compounded by a melt-melt layer; the second front waist portion and the second rear waist portion at the waistline are fixed by an adhesive layer to form a closed ring waist structure. The all-cotton disposable underwear described in the present application ensures the uniformity of the overall thickness of the pants body by using a trace amount of hot melt adhesive to compound between the outer layer and the inner layer of the underwear; an appropriate number and spacing of elastic bands are arranged at the waistline and the crotch, and the adaptability of different code segments is achieved by controlling the stretching ratio of the elastic bands, while improving the wearing comfort and support.
Description
Technical Field
The application relates to the technical field of absorbent articles, in particular to an all-cotton disposable underpants.
Background
The disposable underpants as a convenient and quick sanitary article have steadily increasing market demands, however, the traditional production mode of the disposable underpants is mainly manual, which not only results in low production efficiency, but also is difficult to ensure the stability and consistency of product quality. In addition, there may be hygienic problems in the hand-making process, such as bacterial contamination, etc., which pose a potential threat to the health of the consumer. Therefore, there is a great need to design a disposable undergarment that can be easily and automatically produced.
Accordingly, it is necessary to provide all-cotton disposable underpants.
Disclosure of utility model
In order to overcome the defects of the prior art, the application provides the all-cotton disposable underpants, which ensures the uniformity of the whole thickness of the underpants body and keeps good air permeability by compounding the outer layer and the inner layer of the underpants with a trace of hot melt adhesive, and realizes the adaptability of different code sections by controlling the stretching multiplying power of the rubber strings and improves the wearing comfort and the supporting performance by arranging the rubber strings with proper quantity and interval at the waistline and the crotch.
The technical scheme adopted for solving the technical problems is as follows:
The cotton disposable underpants comprise an outer layer, a first front waist part, a first front crotch part, a first rear crotch part and a first rear waist part, wherein the outer layer comprises a first front waist part, a first front crotch part, a first rear crotch part and a first rear waist part which are formed by cutting;
The inner layer comprises a second front waist part, a second front crotch part, a second rear crotch part and a second rear waist part which are formed by cutting;
the outer layer and the inner layer are compounded through a melt adhesive layer;
The second front waist part and the second rear waist part at the waistline part are fixed through the cementing layer to form a closed annular waistline structure.
Further, 3-8 rubber strings are arranged between the outer layer corresponding to the front waist and the inner layer corresponding to the rear waist.
Further, the interval of the rubber strings is 2mm, and the stretching multiplying power is 2-4 times.
Further, S rubber strings are symmetrically distributed between the outer layer corresponding to the front crotch and the inner layer and between the outer layer corresponding to the rear crotch and the inner layer.
Further, the S-shaped rubber strings are distributed on the lower edges of the waist and the abdomen and the lower edges of the buttocks, and the space between the S-shaped rubber strings is 10 cm to 14cm.
Further, an absorbent crotch panel is provided on the second front crotch portion and the second rear crotch portion.
The detachable absorption crotch piece comprises a permeable film attached with a material layer, non-woven fabrics compounded on one surface of the permeable film and a magic tape arranged at the bottom of the PE film, and the magic tape is arranged on the second front crotch part and the second rear crotch part.
Further, two rubber strings are respectively arranged on two sides of the absorption crotch piece.
Further, the upper and lower sides of the absorbent crotch panel extend to the waist and abdomen.
Further, the outer layer and the inner layer are all-cotton spunlaced non-woven fabrics.
The beneficial effects of the application are as follows:
1. The full-cotton disposable underpants provided by the application adopts 100% full-cotton spunlaced non-woven fabrics as the outer layer and inner layer materials of the underpants, so that the wearing comfort is improved, the environmental protection property of the product is enhanced, the sustainable development is facilitated, and meanwhile, the fitting degree and the supporting property of the underpants are enhanced and the wearing experience is improved through the design of a closed annular waistline structure formed by the glued layers.
2. The cotton disposable underpants provided by the application ensure uniformity of the whole thickness of the underpants body and keep good air permeability by compounding the outer layer and the inner layer of the underpants with a trace of hot melt adhesive, realize adaptability of different code sections by controlling stretch ratio of the rubber strings at proper quantity and interval at waistline and crotch, improve wearing comfort and support, and facilitate replacement and cleaning of users by arranging the detachable absorption crotch at crotch and improve practicability and sanitation of products.
Drawings
The application will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of an open configuration of the cotton-padded disposable underpants of the application;
FIG. 2 is a schematic view of the structure of the connection of the outer layer and the inner layer of the cotton-padded disposable underpants according to the application;
FIG. 3 is a schematic structural view of a closed ring-shaped waistline structure of the cotton-padded disposable pants of the present application;
FIG. 4 is a schematic structural view of the front waist and abdomen structures of the cotton-padded disposable underpants of the application;
FIG. 5 is a schematic view of the structure of the disposable absorbent underpants according to the application with an absorbent crotch panel;
figure 6 is a schematic view of the structure of an absorbent crotch panel according to the present application;
FIG. 7 is a schematic view of an open construction of an all-cotton disposable pant with S-shaped elastic distributed in a dotted pattern according to the present application;
FIG. 8 is a schematic view of the closed loop structure of the cotton-padded disposable pant of the present application having S-shaped elastic distributed in a dotted pattern;
The disposable diaper comprises 1, an outer layer, 11, a first front waist part, 12, a first front crotch part, 13, a first rear crotch part, 14, a first rear waist part, 2, an inner layer, 21, a second front waist part, 22, a second front crotch part, 23, a second rear crotch part, 24, a second rear waist part, 3, a melt adhesive layer, 4, a gluing layer, 5, rubber strings, 6, an absorbing crotch piece, 61, a material layer, 62, a transparent film, 63, non-woven fabrics, 64 and a magic tape.
Detailed Description
The conception, specific structure, and technical effects produced by the present application will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present application. It is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present application based on the embodiments of the present application. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the application can be interactively combined on the premise of no contradiction and conflict.
As shown in fig. 1 to 3, the cotton disposable pants comprise an outer layer 1, wherein the outer layer 1 comprises a first front waist part 11, a first front crotch part 12, a first rear crotch part 13 and a first rear waist part 14 which are formed by cutting;
An inner layer 2, wherein the inner layer 2 comprises a second front waist part 21, a second front crotch part 22, a second rear crotch part 23 and a second rear waist part 24 which are formed by cutting;
The outer layer 1 and the inner layer 2 are compounded through a melt adhesive layer 3;
The second front waist part 21 and the second rear waist part 24 at the waistline are fixed by the adhesive layer 4 to form a closed ring-shaped waistline structure.
It can be understood that the second front waist edge and the second rear waist edge of the inner layer are glued to form a pants-shaped closed annular waistline structure, and when the second front waist edge and the second rear waist edge are opened through the gluing layer, the inner layer is a part contacting a human body, and the outer layer is a part not contacting the human body.
Specifically, the melt adhesive layer is formed by hot melt adhesive, and between the outer layer 1 and the inner layer 2, the melt adhesive layer is formed by a small amount or a trace amount (for example, 3-5g weight) of hot melt adhesive, so that the outer layer and the inner layer are combined, the whole thickness of the pants body of the whole pants is uniform, and the ventilation performance is not affected.
The bonding layer at the waistline is formed by adopting a bonding process, and compared with the bonding layer formed by adopting ultrasonic waves and spun-bonded cloth auxiliary strips, the bonding layer has reduced hardness, and auxiliary strip bonding is not needed, so that the disposable underpants can be 100 percent degradable. The gluing process comprises the steps of coating hot melt adhesive at the upper side seam and the lower side seam by using an adhesive gun, wherein the gram weight is about 15-30g, the coating width is 0.3-1cm, and then using a cylinder press roll or a light press device to press the hot melt adhesive, wherein the press roll is set at 0.01-0.3MPa, or adopting other existing technologies to realize gluing.
Therefore, the technical scheme solves the problem of low production efficiency of the traditional disposable underpants, and the production efficiency is improved because the compounding of the outer layer and the inner layer can be completed rapidly through automatic equipment. Meanwhile, the use of the melt adhesive layer ensures that the overall thickness of the underpants is uniform, the air permeability is not affected, and the wearing comfort level is improved. In addition, the design of the closed annular waistline structure enhances the fitting degree and the supporting property of the underpants and improves the wearing experience.
Specifically, as shown in fig. 4, 3-8 rubber strings 5 are arranged between the outer layer 1 and the inner layer 2 corresponding to the front waist portion and between the outer layer 1 and the inner layer 2 corresponding to the rear waist portion. The cloth cover with the rubber band at the front waist and abdomen is in a fold-shaped structure (structure ③) due to the shrinkage of the rubber band, and the arrangement of different code sections can be achieved by controlling the elasticity of the rubber band, so that the production and manufacturing cost is greatly saved.
Therefore, according to the technical scheme, 3-8 rubber strings are arranged between the outer layer and the inner layer corresponding to the front waist and the rear waist, so that the problem of the fitting degree of underpants is further solved. The arrangement of the rubber band can be adjusted according to different waistline sizes, so that the underpants can adapt to users of different body types, and the comfort and stability of wearing are improved.
More specifically, 5-8 rubber strings can be arranged between the inner layer and the outer layer at the waist and abdomen, the stretching multiplying power is about 1.6-4 times, and the size difference between the waist and abdomen and the buttocks is generated according to the stretchability of the rubber strings.
Specifically, the distance between the rubber strings 5 is 2mm, and the stretching multiplying power is 2-4 times. The stretching multiplying power of the rubber band is used for controlling the hip circumference and the waistline, so that the effect of distinguishing different code segments is achieved;
therefore, the technical scheme prescribes that the interval of the rubber strings is 2mm and the stretching multiplying power is 2-4 times, so that the underpants can maintain proper elasticity and comfort level while providing good support, the problem of over-tightening or over-loosening is avoided, and the adaptability and durability of the underpants are ensured.
Specifically, as shown in fig. 5, S-rubber strings 5 are symmetrically distributed between the outer layer 1 and the inner layer 2 corresponding to the front crotch portion and between the outer layer 1 and the inner layer 2 corresponding to the rear crotch portion.
Therefore, according to the technical scheme, the S-shaped rubber strings are distributed to help the underpants to provide additional elasticity at key positions, so that the wearer can move freely, and the constraint feeling is reduced.
Specifically, the S-shaped rubber strings 5 are distributed on the lower edges of the waist and the abdomen and the lower edges of the buttocks, and the space between the S-shaped rubber strings 5 is 10 cm to 14cm.
Therefore, the technical proposal sets the specific distribution position and the specific interval of the S rubber band at the lower edge of the waist and the abdomen and the lower edge of the buttock to be 10 cm to 14cm, which is beneficial to the underpants to provide better support at key parts and simultaneously keeps the comfort and the natural appearance of wearing.
Specifically, as shown in fig. 5, an absorbent crotch panel 6 is provided in the second front crotch portion 22 and the second rear crotch portion 23.
Therefore, the technical proposal is convenient for the underpants to absorb external body fluid and is suitable for medical treatment or physiological period.
Specifically, as shown in fig. 6, the absorbent crotch panel 6 is a detachable absorbent crotch panel 6, the detachable absorbent crotch panel 6 includes a transparent film 62 to which a material layer 61 is attached, a nonwoven fabric 63 laminated on one surface of the transparent film, and a hook and loop fastener 64 provided on the bottom of the PE film, and the hook and loop fastener 64 is provided on the second front crotch portion 22 and the second back crotch portion 23.
Specifically, the crotch consists of a PE film, a small amount of wood pulp, a polymer and a spun-laced non-woven fabric, wherein the wood pulp and the polymer are sprayed on a transparent film to form a material layer on the transparent film, then the transparent film attached with the material layer is compounded with the spun-laced non-woven fabric, and a magic tape is arranged at the bottom of the transparent film. The permeable membrane is a PE waterproof permeable membrane.
Therefore, the technical scheme ensures that the absorption crotch piece can be conveniently detached and replaced, and improves the practicability and the sanitation of the underpants.
Specifically, two elastic strings 5 are respectively arranged on two sides of the absorbent crotch piece 6. Therefore, the technical scheme improves the supportability of the crotch, so that the absorption crotch piece is more stable and is not easy to shift.
More specifically, as shown in fig. 7 to 8, the S-elastic distributed on the lower edge of the waist and abdomen and the lower edge of the buttocks is subjected to a point-off process (in a point-off distribution), and the S-elastic distributed in a point-off manner is connected with the elastic on both sides of the crotch, so that when the disposable pants are of a closed annular waistline structure, the existence feeling of the S-elastic in the middle of the front abdomen and the buttocks can be reduced and avoided, and an up-down lengthened space can be provided for the crotch, thereby improving the experience feeling.
Specifically, the upper and lower sides of the absorbent crotch panel 6 extend to the waist and abdomen. Therefore, the technical scheme is that the upper side and the lower side of the absorption crotch piece are prolonged to the waist and abdomen, and the rubber band is correspondingly prolonged, so that the overall support of the underpants is improved, the underpants is more comfortable to wear, the absorption crotch piece is fixed, the crotch is prevented from being shifted in the movement, and the crotch is improved.
Specifically, the outer layer 1 and the inner layer 2 are all-cotton spunlaced non-woven fabrics.
Therefore, the technical scheme improves the comfort and the air permeability of the underpants and enhances the environmental protection property, so that the product is easier to degrade after being used, and meets the requirement of sustainable development.
While the preferred embodiment of the present application has been described in detail, the present application is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present application, and the equivalent modifications or substitutions are included in the scope of the present application as defined in the appended claims.
Claims (10)
1. The cotton disposable underpants comprise an outer layer (1), wherein the outer layer (1) comprises a first front waist part (11), a first front crotch part (12), a first rear crotch part (13) and a first rear waist part (14) which are formed by cutting;
An inner layer (2), wherein the inner layer (2) comprises a second front waist part (21), a second front crotch part (22), a second rear crotch part (23) and a second rear waist part (24) which are formed by cutting;
the composite material is characterized in that the outer layer (1) and the inner layer (2) are compounded through a melt adhesive layer (3);
The second front waist part (21) and the second rear waist part (24) at the waistline are fixed through the cementing layer (4) to form a closed annular waistline structure.
2. The cotton-padded disposable underpants according to claim 1, characterized in that 3-8 elastic threads (5) are provided between the outer layer (1) and the inner layer (2) corresponding to the front waist portion and between the outer layer (1) and the inner layer (2) corresponding to the rear waist portion.
3. The cotton-padded disposable underpants according to claim 2, characterized in that the interval of the elastic strings (5) is 2mm, and the stretch ratio is 2-4 times.
4. The disposable cotton underpants according to claim 1, wherein S-rubber strings (5) are symmetrically distributed between the outer layer (1) and the inner layer (2) corresponding to the front crotch portion and between the outer layer (1) and the inner layer (2) corresponding to the rear crotch portion.
5. The cotton-padded disposable underpants according to claim 4, wherein the S-rubber strings (5) are distributed on the lower waist-abdomen border and the lower buttock border, and the spacing of the S-rubber strings (5) is 10-14cm.
6. The all-cotton disposable pants according to claim 1, characterized in that an absorbent crotch panel (6) is provided on the second front crotch part (22) and the second rear crotch part (23).
7. The disposable cotton underpants according to claim 6, wherein the absorbent crotch sheet (6) is a detachable absorbent crotch sheet (6), the detachable absorbent crotch sheet (6) comprises a breathable film (62) to which a material layer (61) is attached, a nonwoven fabric (63) laminated on one side of the breathable film, and a velcro (64) provided on the bottom of the PE film, and the velcro (64) is provided on the second front crotch portion (22) and the second back crotch portion (23).
8. The disposable underpants according to claim 7, wherein two elastic threads (5) are provided on both sides of the absorbent crotch panel (6), and the elastic threads are distributed on both sides of the absorbent crotch panel in a point-to-point distribution on the lower edges of the waist and abdomen and the lower edges of the buttocks.
9. The all-cotton disposable pants according to claim 7, wherein the upper and lower sides of the absorbent crotch panel (6) extend to the waist and abdomen.
10. The cotton disposable underpants according to claim 1, wherein the outer layer (1) and the inner layer (2) are all cotton spunlaced nonwoven fabrics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421536214.6U CN222764812U (en) | 2024-07-01 | 2024-07-01 | Disposable underpants made of cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421536214.6U CN222764812U (en) | 2024-07-01 | 2024-07-01 | Disposable underpants made of cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222764812U true CN222764812U (en) | 2025-04-18 |
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ID=95347496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421536214.6U Active CN222764812U (en) | 2024-07-01 | 2024-07-01 | Disposable underpants made of cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222764812U (en) |
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2024
- 2024-07-01 CN CN202421536214.6U patent/CN222764812U/en active Active
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