CN215131699U - Rear leakage prevention sanitary towel - Google Patents
Rear leakage prevention sanitary towel Download PDFInfo
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- CN215131699U CN215131699U CN202121550209.7U CN202121550209U CN215131699U CN 215131699 U CN215131699 U CN 215131699U CN 202121550209 U CN202121550209 U CN 202121550209U CN 215131699 U CN215131699 U CN 215131699U
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Abstract
The utility model relates to a back leakage prevention sanitary towel, which comprises a sanitary towel body, wherein the sanitary towel body sequentially comprises a surface layer, a flow guide layer, an absorption layer and a bottom film layer from top to bottom; the two sides of the surface layer in the width direction are also provided with fenders higher than the surface layer; one side of the bottom film layer, which is close to the absorption layer, is provided with an elastic rubber band, and the elastic rubber band is arranged along the length direction of the bottom film layer. The utility model provides a leak sanitary towel after preventing has the high efficiency and prevents the function that the side leakage prevented leaking after, can effectively avoid the sanitary towel phenomenon of leaking after appearing, has solved people's puzzlement, makes people use more relieved, safety and convenience.
Description
Technical Field
The utility model belongs to the technical field of sanitary towel articles for use, especially, relate to a leak sanitary towel after preventing.
Background
As is known, women have menstruation every month, which is a normal physiological phenomenon of women, and sanitary napkins of various styles and specifications are designed to solve inconvenience and embarrassment caused by menstruation every month in order to prevent inconvenience caused by menstrual blood and secretion flowing out during menstruation from dirtying clothes and the like. But still has the problem of back leakage caused by lying on the back when sleeping. When the user stands or sits, the menstrual blood flowing out of the user flows into the absorption layer due to gravity, but when the user lies on the back, the menstrual blood easily flows along the groin and then leaks, which causes trouble for the user.
In view of the above, it is highly desirable to provide a new type of back leakage prevention sanitary napkin.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem existing in the prior art, the utility model provides a sanitary towel for preventing back leakage. The utility model provides a leak sanitary towel after preventing has the high efficiency and prevents the function that the side leakage prevented leaking after, can effectively avoid the sanitary towel phenomenon of leaking after appearing, has solved people's puzzlement, makes people use more relieved, safety and convenience.
The utility model provides a back leakage prevention sanitary towel, which comprises a sanitary towel body, wherein the sanitary towel body sequentially comprises a surface layer, a diversion layer, an absorption layer and a bottom film layer from top to bottom; the two sides of the surface layer in the width direction are also provided with fenders higher than the surface layer; one side of the bottom film layer, which is close to the absorption layer, is provided with an elastic rubber band, and the elastic rubber band is arranged along the length direction of the bottom film layer.
Preferably, the number of the elastic rubber bands arranged on the bottom film layer is 2-8.
Preferably, the enclosure is formed from at least one nonwoven layer.
Preferably, the enclosure is formed by two non-woven fabric layers formed by folding a non-woven fabric; and/or the enclosure is made of hot air water-repellent non-woven fabric and/or spun-bonded water-repellent non-woven fabric.
Preferably, the highest part of the guard is 2-5 mm higher than the surface layer.
Preferably, the absorption layer consists of a water-absorbing paper layer and a wrapping layer wrapping the water-absorbing paper layer.
Preferably, the backsheet layer is breathable.
Preferably, the bottom film layer is formed by compounding a PE film and a non-woven fabric, and the non-woven fabric in the bottom film layer is a hot air non-woven fabric and/or a spun-bonded non-woven fabric.
Preferably, the sanitary napkin body is also provided with protective wings at two sides.
Preferably, the back leakage prevention sanitary napkin further comprises a release paper layer positioned below the bottom film layer and a packaging layer positioned below the release paper layer.
The utility model discloses following beneficial effect has at least:
(1) the sanitary towel for preventing back leakage is provided with the fenders at the edges of the two sides of the surface layer in the width direction, and the arrangement of the fenders can effectively prevent menstrual blood from leaking outside; the utility model provides a leak sanitary towel after preventing is in the basement membrane layer is close to absorption layer one side is followed the length direction of basement membrane layer is provided with elasticity rubber band, the elasticity of elasticity rubber band makes sanitary towel front and back both sides crooked, presses close to the human body more, prevents that the menses from leaking after along the thigh ditch.
(2) The utility model discloses an among some preferred embodiments the rear portion on top layer is provided with at least one arc resistance groove, the setting in arc resistance groove can further effectively prevent to leak after the user leads to the menstrual blood often because of lying on the back.
(3) The utility model provides a leak the biggest characteristics of sanitary towel after preventing just let the sanitary towel phenomenon that leaks after can not appear, have the efficient and prevent the edge leakage and prevent the back function of leaking, can effectively solve people's puzzlement for people use more relieved, safety and convenience.
Drawings
The drawings of the present invention are provided for illustrative purposes only, and the proportion of each part in the drawings is not necessarily consistent with that of an actual product.
Fig. 1 is a schematic cross-sectional view of a sanitary napkin for preventing back leakage according to some embodiments of the present invention.
Fig. 2 is a schematic view of the distribution of the elastic rubber band in the bottom film layer according to some embodiments of the present invention.
Fig. 3 is a schematic view of the distribution of the arc-shaped choke grooves on the surface layer according to some embodiments of the present invention.
In the figure: 1: protecting the enclosure; 2: a surface layer; 3: a flow guiding layer; 4: a wrapping layer; 5: a water absorbent paper layer; 6: a base film layer; 7: elastic rubber bands; 8: a protective wing; 9: a release paper layer; 10: a packaging layer; 11: an arc-shaped flow-blocking groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a back leakage prevention sanitary towel, and figure 1 is a schematic cross-sectional structure diagram of the back leakage prevention sanitary towel in some specific embodiments of the utility model; fig. 2 is a schematic view of the distribution of the elastic rubber band in the bottom film layer according to some embodiments of the present invention; fig. 3 is a schematic view of the distribution of the arc-shaped choke grooves on the surface layer according to some embodiments of the present invention.
The utility model provides a back leakage prevention sanitary towel, which comprises a sanitary towel body, for example, as shown in figure 1, the sanitary towel body is provided with a surface layer 2, a diversion layer 3, an absorption layer and a bottom film layer 6 from top to bottom in sequence; the two sides (the left side and the right side as shown in fig. 1) of the width direction of the surface layer 2 are also provided with fenders 1 higher than the surface layer 2; the utility model discloses in, basement membrane layer 6 is close to one side of absorbed layer is provided with elasticity rubber band 7, elasticity rubber band 7 for example can glue with the basement membrane layer bonding through the rubber band, elasticity rubber band 7 is followed the length direction parallel arrangement of basement membrane layer 6, for example, as shown in fig. 2.
The sanitary towel for preventing back leakage is provided with fenders (also can be called as a boundary layer) at the edges of two sides of the surface layer in the width direction, and the arrangement of the fenders can effectively prevent menstrual blood from leaking laterally; the sanitary towel for preventing back leakage is provided with the elastic rubber band at one side of the bottom film layer close to the absorption layer along the length direction of the bottom film layer, the front side and the rear side of the sanitary towel are bent by the elasticity of the elastic rubber band and are closer to the human body, and the menstrual blood is prevented from leaking along the femoral groove; the utility model provides a leak sanitary towel after preventing has the high efficiency and prevents leaking the function after the side leakage.
In the utility model, the surface layer 2, the flow guiding layer 3, the absorbing layer and the bottom film layer 6 can be laminated and connected by spraying glue, i.e. sequentially bonded together by hot melt glue; the material of the surface layer 2 and/or the flow guide layer 3 can be, for example, a hot air non-woven fabric, a spun-bonded non-woven fabric or a spunlace non-woven fabric; the base film layer 6 is air-permeable, and for example, the base film layer 6 is an air-permeable base film layer (breathing base film layer) formed by combining a polyethylene film (PE film) and a nonwoven fabric, and more preferably an air-permeable base film layer formed by combining a polyethylene film and a hot air nonwoven fabric; the polyethylene film with good air permeability is selected to be compounded with the non-woven fabric so as to ensure the air permeability of the sanitary absorption article and increase the softness of the sanitary absorption article.
According to some preferred embodiments, the number of the elastic bands 7 arranged on the bottom film layer 6 is 2-8 (for example, 2, 3, 4, 5, 6, 7 or 8).
According to some preferred embodiments, the apron 1 consists of at least one nonwoven layer.
According to some preferred embodiments, the enclosure 1 is formed by two nonwoven layers formed by folding (i.e. folding) a single nonwoven; in the present invention, for example, a piece of non-woven fabric is folded and then fixed to both sides of the width direction of the top layer 2 by hot pressing and glue spraying to form the enclosure 1 composed of two non-woven fabric layers, as shown in fig. 1. In other specific embodiments, for example, can also adopt the width to be 5 ~ 15 mm's double-deck water repellent non-woven fabrics preparation after the package is rolled over the apron, the water repellent non-woven fabrics is close to the part of the outside edge of sanitary towel body carries out the pressfitting, for example the pressfitting is in on the top layer, the part that the non-pressfitting of water repellent non-woven fabrics is natural state (promptly the non-pressfitting part of water repellent non-woven fabrics is relative the top layer is suspension hollow structure), forms the apron is located the both sides of the top width direction on top layer play the effect of liquid proof, in the utility model discloses, the width of the non-pressfitting water repellent non-woven fabrics can form for example for 3 ~ 10mm promptly the width of apron is 3 ~ 10 mm.
According to some preferred embodiments, the enclosure 1 is made of a hot air water repellent nonwoven and/or a spun bond water repellent nonwoven.
According to some preferred embodiments, the height of the highest part of the apron 1 above the surface layer 2 is 2-5 mm.
According to some preferred embodiments, the absorbent layer is composed of an absorbent paper layer 5 and a wrapping layer 4 wrapping the absorbent paper layer 5; in the present invention, the wrapping layer 4 can, for example, fully wrap or half wrap the absorbent paper layer 5; the material of the wrapping layer 4 is preferably dust-free paper, toilet paper or non-woven fabric; the absorbent paper layer 5 can be composed of an upper wet strength paper layer and a lower wet strength paper layer, and a super absorbent resin layer which is formed by mixing fluff pulp and super absorbent resin and is clamped between the two wet strength paper layers, the absorbent paper layer 5 is used as an absorbent core layer, so that the thickness of the sanitary absorbent article can be effectively reduced, and the absorption speed of the sanitary absorbent article can be improved; in some more preferred embodiments, the absorbent paper layer 5 may be composed of at least one layer of wet-process super absorbent resin composite paper, each layer of the wet-process super absorbent resin composite paper is composed of two base papers and a super absorbent resin layer sandwiched between the two base papers, the super absorbent resin layer is formed by uniformly distributing super absorbent resin between the two base papers; in the present invention, the wet-process super absorbent resin composite paper is formed by uniformly distributing super absorbent resin between two layers of base paper made of wood pulp through an existing wet-process papermaking process (for example, the wet-process papermaking process disclosed in chinese patent application CN 201710966882.0), for example, by thermal compression or ultrasonic compression; the utility model discloses in, this kind of wet process is made super absorbent resin composite paper and is added super absorbent resin at wood pulp paper layer shaping initial stage, because super absorbent resin carries out the complex with the page fibre promptly at page shaping initial stage, super absorbent resin inlays completely in page fibre the inside, super absorbent resin and fibrous area of contact has been improved greatly, the paper fibre has also been strengthened simultaneously with the conductibility of super absorbent resin to liquid to the wet process that the shaping obtained is made to high absorbent resin composite paper's absorbed dose and absorption rate to liquid has been increased substantially.
According to some preferred embodiments, the absorbent paper layer 5 is provided with flow guide grooves and/or infiltration holes; the arrangement of the diversion trench and/or the infiltration holes ensures that the sanitary absorption article has the functions of rapid infiltration, instant absorption (high absorption speed) and no side leakage; the guide grooves are arranged along the length direction of the water-absorbent paper layer 5, the number of the guide grooves is 1-5, and the depth of each guide groove extends in the thickness direction of the water-absorbent paper layer 5 and is 90-100% of the thickness of the water-absorbent paper layer; the depth of the lower penetration holes extends in the thickness direction of the absorbent paper layer 5 and is 90-100% of the thickness of the absorbent paper layer 5, and the number of the lower penetration holes is 18-36.
According to some preferred embodiments, the backsheet layer 6 is breathable.
According to some preferred embodiments, the bottom film layer 6 is formed by compounding a PE film and a non-woven fabric, and the non-woven fabric in the bottom film layer 6 is a hot air non-woven fabric and/or a spun-bonded non-woven fabric; in the present invention, the bottom film layer 6 is formed by laminating and bonding a non-woven fabric and a PE film together by means of an adhesive, and in the present invention, the PE film in the bottom film layer 6 is closer to the absorption layer than the non-woven fabric; in the utility model, the bottom film layer 6 is used as the bottom film of the sanitary towel for preventing the back leakage, and plays the role of leakage isolation.
According to some preferred embodiments, the sanitary towel body is also provided with wings 8 on both sides; the material of the wings 8 may be, for example, one of hot air, spun bond, or spunlace nonwoven.
According to some preferred embodiments, the back leak prevention sanitary napkin further comprises a release paper layer 9 located below the base film layer 6 and a packaging layer 10 located below the release paper layer 9 (i.e., a packaging bag outside the sanitary napkin body); the release paper layer 9 is bonded below the bottom film layer 6 through hot melt adhesive; the packaging layer 10 is arranged on the outer side of the sanitary towel body, and the packaging layer 10 completely covers the sanitary towel body, so that bacteria invasion and dampness can be prevented.
According to some preferred embodiments, for example, as shown in fig. 3, at least one arc-shaped choke groove 11 is formed in the rear part of the surface layer 2, and the depth of the arc-shaped choke groove 11 extends from the upper surface of the surface layer 2 in the thickness direction of the surface layer 2 and is 10-30% of the thickness of the surface layer 2; the arc-shaped flow-blocking groove has no special requirement on the arc degree of the arc-shaped flow-blocking groove 11, and the arc degree of the arc-shaped flow-blocking groove 11 can be 20-60 degrees for example; in the utility model, the setting of arc chute 11 can prevent effectively that the user from leaking behind the liquid often leading to because of lying on the back. In the utility model, the directions of "front" and "back" correspond to the directions of "front" and "back" when the user uses the device.
The present invention will be further described with reference to the following examples. These examples are merely illustrative of preferred embodiments of the present invention and the scope of the present invention should not be construed as being limited to these examples.
Example 1
A back leakage prevention sanitary towel comprises a sanitary towel body and protective wings arranged on two sides of the sanitary towel body, wherein the sanitary towel body sequentially comprises a surface layer, a diversion layer, an absorption layer and a bottom film layer from top to bottom; the two sides of the surface layer in the width direction are also provided with fenders higher than the surface layer; the absorption layer consists of a water-absorbing paper layer and a wrapping layer wrapping the water-absorbing paper layer; the surface layer, the flow guide layer, the wrapping layer, the water-absorbing paper layer and the bottom film layer are sequentially bonded through hot melt adhesive; the bottom of basement membrane layer is equipped with from the type paper layer, from type paper layer outside and be equipped with the packaging layer.
The enclosure is formed by two layers of non-woven fabric layers formed by wrapping and folding a piece of hot air water-repellent non-woven fabric; one side of the bottom film layer, which is close to the absorption layer, is provided with three elastic rubber bands, and the three elastic rubber bands are arranged in parallel along the length direction of the bottom film layer. The surface layer is made of hot air non-woven fabric, the flow guide layer is made of spun-bonded non-woven fabric, the wrapping layer is made of dust-free paper, and the water absorption paper layer is composed of an upper wet strength paper layer, a lower wet strength paper layer and a super absorbent resin layer which is sandwiched between the two wet strength paper layers and is formed by mixing fluff pulp and super absorbent resin; the bottom film layer is formed by compounding a PE film and hot air non-woven fabrics.
Example 2
Example 2 is essentially the same as example 1, except that:
the back of the surface layer is also provided with two arc-shaped flow-blocking grooves, and the depth of each arc-shaped flow-blocking groove extends from the upper surface of the surface layer along the thickness direction of the surface layer and is 20% of the thickness of the surface layer.
Comparative example 1
Comparative example 1 is substantially the same as example 1 except that:
the elastic rubber band is not arranged on the bottom film layer.
The utility model discloses the sanitary towel in embodiment 1 ~ 2 and comparative example 1 has carried out performance test.
The performance test method comprises the following steps:
the sanitary towel is attached to the bottom of the U-shaped groove and longitudinally inclined by 30 degrees for liquid adding test. And taking animal blood for 2 times, 5mL each time, and 2 times at intervals of 10 minutes, receiving the leaked animal blood after each liquid adding through a tray, weighing, recording the leakage amount, and judging the effect of preventing the rear leakage, namely unit g.
Table 1: results of the performance tests of examples 1-2 and comparative example 1.
| Example 1 | Example 2 | Comparative example 1 | |
| First time back leakage/g | 0.25 | 0.15 | 0.63 |
| Second back leak/g | 0.43 | 0.31 | 1.85 |
The detailed description of the present invention is the technology known to those skilled in the art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a prevent back leak sanitary towel, includes the sanitary towel body, its characterized in that:
the sanitary towel body sequentially comprises a surface layer, a diversion layer, an absorption layer and a bottom film layer from top to bottom; the two sides of the surface layer in the width direction are also provided with fenders higher than the surface layer;
one side of the bottom film layer, which is close to the absorption layer, is provided with an elastic rubber band, and the elastic rubber band is arranged along the length direction of the bottom film layer.
2. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the number of the elastic rubber bands arranged on the bottom film layer is 2-8.
3. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the enclosure is formed by at least one non-woven fabric layer.
4. A back leak prevention sanitary napkin as claimed in claim 3, wherein:
the enclosure is composed of two non-woven fabric layers formed by wrapping and folding a non-woven fabric.
5. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the highest part of the guard is 2-5 mm higher than the surface layer.
6. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the absorption layer consists of a water absorption paper layer and a wrapping layer wrapping the water absorption paper layer.
7. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the base film layer is breathable.
8. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
and protective wings are arranged on two sides of the sanitary towel body.
9. The back leak prevention sanitary napkin as claimed in claim 1, wherein:
the back leakage prevention sanitary towel also comprises a release paper layer positioned below the bottom film layer and a packaging layer positioned below the release paper layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550209.7U CN215131699U (en) | 2021-07-08 | 2021-07-08 | Rear leakage prevention sanitary towel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550209.7U CN215131699U (en) | 2021-07-08 | 2021-07-08 | Rear leakage prevention sanitary towel |
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| Publication Number | Publication Date |
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| CN215131699U true CN215131699U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121550209.7U Active CN215131699U (en) | 2021-07-08 | 2021-07-08 | Rear leakage prevention sanitary towel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557815A (en) * | 2022-02-28 | 2022-05-31 | 浙江海田卫生用品有限公司 | Convex vertical bending type sanitary towel and method for applying elastic strips inside same |
-
2021
- 2021-07-08 CN CN202121550209.7U patent/CN215131699U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557815A (en) * | 2022-02-28 | 2022-05-31 | 浙江海田卫生用品有限公司 | Convex vertical bending type sanitary towel and method for applying elastic strips inside same |
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