CN211409740U - High-capacity water-absorbing paper diaper capable of preventing side leakage - Google Patents

Abstract

The utility model relates to a high-capacity water-absorbing diaper with anti-side leakage, comprising a composite bottom film, a water-permeable surface film, an elastic waistline, and an absorbent core located between the composite bottom film and the water-permeable surface film. Both sides of the absorbent core are fixedly provided with high-resilience sponge strips, and the high-resilience sponge strips are located between the composite bottom film and the water-permeable surface layer, and the water-permeable surface film and the composite bottom film are in the corresponding position. The outer side of the high-resilience sponge strip is provided with a three-dimensional protective elastic band. The utility model has the effects of releasing side leakage, more comfortable wearing for babies, and fast absorption speed.

Description

A high-capacity absorbent diaper with anti-side leakage

technical field

The utility model relates to the technical field of sanitary products, in particular to a high-capacity water-absorbing paper diaper preventing side leakage.

Background technique

At present, diapers are a commonly used sanitary product for babies. Generally, urine can be captured and rapidly absorbed, dispersed or diffused by capillary action throughout the core, ultimately absorbing and storing urine. A normal diaper has a waist component for fixing the diaper, and in order to prevent side leakage, the diaper is usually added with two leak-proof hem.

Existing patent authorization announcement number: CN208339680U "A kind of diaper" discloses a diaper, comprising a diaper body, the front end of the diaper body is provided with a front waist sticker, the rear end of the diaper body is provided with a back waist sticker, and the front waist sticker is used to connect with the diaper body. The back waist sticker is fixedly connected by bonding so that the middle end of the diaper body forms the crotch part, the top end of the crotch part is provided with a skin-friendly layer, the bottom end of the crotch part is provided with a leak-proof layer, and the leak-proof layer and the skin-friendly layer are provided. A plurality of viscose layers are connected between them, and the plurality of viscose layers are arranged at intervals along the length direction of the crotch portion, and an absorption space is formed between two adjacent viscose layers, and each absorption space is provided with an absorption core layer; the skin-friendly layer Both sides of the surface of the trousers are provided with anti-leakage strips, and the anti-leakage strips are protruded on the surface of the skin-friendly layer and extend along the length direction of the crotch portion. The urine is absorbed through the absorption space between the adhesive layers, and the urine is locked by the leak-proof layer and the leak-proof strip.

The above-mentioned prior art solutions have the following defects: part of the leakage of urine is caused by the baby moving around, which causes the leak-proof strip to be unable to rebound in time after being compressed, resulting in the leakage of urine from the side end.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a high-capacity water-absorbing diaper with anti-side leakage that can rebound at a high speed on the side.

The above-mentioned purpose of the present utility model is achieved through the following technical solutions: a high-capacity water-absorbing diaper that prevents side leakage, comprising a composite bottom film, a water-permeable surface film, an elastic waist, and a The absorption core between the surface films, the high-resilience sponge strips are fixed on both sides of the core body, and the high-resilience sponge strips are also located between the composite bottom film and the water-permeable surface layer. The surface film and the composite bottom film are provided with three-dimensional protective elastics at the positions corresponding to the high-resilience sponge strips.

By adopting the above technical solution, when the baby is put on a diaper, the baby's crotch is close to the water-permeable surface film, and the high-resilience sponge strip is located between the baby's crotch and the inner thigh, which is the main side leakage position. The three-dimensional protective rubber on the film and the composite bottom film does not tightly fit the side end of the diaper to the inner thigh of the baby like other diapers, but enables the high-resilience sponge strip to gently abut on the inner thigh of the baby , In this scheme, the high-resilience sponge strip can be abutted on the inner thigh of the baby through the three-dimensional protective rubber, and the high-resilience sponge strip can restore the initial state at the first time after the baby moves, preventing the side leakage of urine At the same time, it is not directly contacted by the three-dimensional protective rubber, but the water-permeable surface layer wrapped around the outer end of the high-resilience sponge strip, through the non-active force effect of the high-resilience sponge strip, making the use of the baby more comfortable. .

The utility model is further provided that: the water-permeable surface film is provided with a liquid-absorbing strip attached to the inner side of the baby's leg at one end of the high-resilience sponge strips away from each other.

By adopting the above technical solution, when the diaper is not replaced in time due to the negligence of the parents, so that the absorbent core in the diaper has been fully absorbed, and urine will overflow at this time. The liquid strip makes the overflowed urine be absorbed twice, avoids the soiling of bedding due to the overflow of urine, and ensures the comfort of the baby at the same time.

The utility model is further provided that: the water-permeable surface film is provided with 3D embossing on the surface away from the absorption core.

By adopting the above technical solution, the surface area of the permeable surface film is increased through 3D embossing, on the one hand, more urine can pass through the permeable surface film in the same time, and on the other hand, the friction between diapers and babies is reduced. The direct contact area increases the comfort, and at the same time, when the diaper is removed for the baby, it will not stick. This solution improves the water absorption speed and enhances the comfort, while making the diaper more beautiful.

The utility model is further configured as follows: the water-permeable surface film is provided with a plurality of diversion grooves, the water-permeable surface film is provided with a first water-permeable film and a second water-permeable film at intervals on the inner wall of the diversion groove, and the first water-permeable film The water permeable membrane is evenly provided with first water permeable holes, the second water permeable membrane is evenly provided with second water permeable holes, and the first water permeable holes and the second water permeable holes are different in size.

By adopting the above technical solutions, when the traditional diapers absorb urine, most of the urine is absorbed in the same place, and then the absorbent core spreads the urine to the whole piece of diapers, so that the urine will not overflow, but the absorbent core is not suitable for the diapers. The efficiency of urine diffusion is not high. In this scheme, the urine in the same place is diverted to other places for absorption through the diversion groove. At the same time, the inner wall of the diversion groove is provided with permeable membranes with different sizes of permeable holes. , strengthens the diversion effect of urine, thereby improving the water absorption efficiency of diapers, avoiding too much water absorption in the same place, and it does not spread in time, resulting in overflow of urine.

The utility model is further configured as follows: the end face of the absorption core body close to the water-permeable surface film is arranged in a wave shape.

By adopting the above technical solution, the surface of the absorbent core is wavy, so that the absorbent core of the same volume has a larger surface area, and the larger surface area increases the liquid absorption of the absorbent core At the same time, the wavy surface will not make the baby feel uncomfortable. The solution improves the suction rate while ensuring the comfort of the baby, and at the same time, the structure is simple and easy to implement.

The utility model is further provided that: the composite bottom film includes a waterproof film close to one end of the absorption core and a non-woven fabric at one end away from the absorption core, and both ends of the non-woven fabric are covered with the waterproof film both ends.

By adopting the above technical solution, when the baby moves around and squeezes the absorbent core, part of the urine in the absorbent core may be squeezed out, or the absorbent core cannot further absorb urine. The scheme uses a waterproof membrane to protect the extruded urine or the urine that has not been absorbed in time, so that it will not seep out from the surface of the diaper. Comfort where its legs touch the nonwoven.

The utility model is further provided that: the elastic waistline includes a front waistline and a back waistline, and the front waistline and the back waistline are connected by a Velcro.

By adopting the above technical solution, after the diaper is worn on the baby, the front waistline and the back waistline are connected together by velcro. This solution fixes the diaper on the baby's body through velcro, which has a simple structure, is easy to adjust, and increases elasticity. The adjustment range of the waist circumference, at the same time, the cost of the solution is low, and it is suitable for mass production.

The utility model is further configured as follows: the Velcro includes a round hair end arranged on the front waistline and a burr end arranged on the back waistline, and the round hair end and the burr end are a plurality of pieces And the matrix arrangement is set.

By adopting the above technical solutions, on the one hand, the softer Velcro will appear slightly harder and rougher than the material on the surface of the diaper, so it may cause the baby to have a strange touch. On the other hand, too large Velcro may make the baby The movement of the diapers is affected, and the Velcro that is too small may make the diapers not bond firmly. Whether it is bent horizontally or vertically, it is not easy to cause a strange touch, making the diaper more comfortable to wear.

To sum up, the beneficial technical effects of the present utility model are:

1. Through the high-resilience sponge strip and the three-dimensional protective elastic band, the side end of the diaper can be closely attached to the baby's legs in real time, and the side leakage can be prevented to the greatest extent without causing discomfort to the baby;

2. Through 3D embossing, diversion grooves, water-permeable membranes with different sizes of water-permeable holes set at intervals, and absorption cores with wavy surfaces, the absorption rate of urine is accelerated;

3. The diapers are more comfortable to wear through the Velcro formed by the round burr end and the thorn burr end arranged in a matrix.

Description of drawings

Fig. 1 is the plan development view of the high-capacity water-absorbing diaper preventing side leakage;

Fig. 2 is the appearance structure schematic diagram of the high-capacity water-absorbing diaper preventing side leakage;

FIG. 3 is a cross-sectional view of a high-capacity water-absorbent diaper that prevents side leakage.

In the picture: 1. Composite bottom film; 2. Water-permeable surface film; 3. Elastic waist; 4. Absorption core; 5. High resilience sponge strip; 6. Three-dimensional protective rubber band; 7. Waterproof membrane; 8. None Woven fabric; 9. Diversion groove; 10. The first permeable membrane; 11, The second permeable membrane; 12, The first permeable hole; 13, The second permeable hole; 14, 3D embossing; 15, Absorbent strip; 16 , front waist circumference; 17, back waist circumference; 18, Velcro; 19, round hair end; 20, burr end.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIGS. 1 and 3 , a side-leakage-proof high-capacity absorbent diaper includes a composite bottom film 1 , a water-permeable surface film 2 , an elastic waistline 3 , and an absorbent core located between the composite bottom film 1 and the water-permeable surface film 2 Body 4, the absorption core 4 is made of polymer resin particles, and its water absorption capacity is high. High-resilience sponge strips 5 are fixed on both sides of the absorption core 4. The high-resilience sponge strips 5 are also located in the composite bottom film 1 and Between the water-permeable surface films 2, the water-permeable surface film 2 and the composite bottom film 1 are provided with three-dimensional protective rubber bands 6 corresponding to the high-resilience sponge strips 5, and the composite bottom film 1 includes a waterproof film close to one end of the absorption core 4. 7 and the non-woven fabric 8 at one end away from the absorbent core 4.

Referring to FIG. 3, the non-woven fabric 8 at the lower end of the composite bottom film 1 is larger than the waterproof membrane 7 at the upper end, so that the upper end surface of the non-woven fabric 8 abuts the lower end surface of the waterproof membrane 7, and the side end of the non-woven fabric 8 can The side ends of the waterproof membrane 7 are covered.

3 , the upper end surface of the waterproof membrane 7 is in contact with the lower end surface of the absorbent core 4, the size of the absorbent core 4 is smaller than the size of the waterproof membrane 7, the lower end surface of the absorbent core 4 is smoothly arranged, and its upper end surface is wavy , increasing the contact area with urine, thereby increasing the absorption efficiency of urine, and the absorption core 4 is directly bonded to the waterproof membrane 7, on the one hand, the urine will not leak, on the other hand, it saves materials, Make sure the diaper is thick and light.

1 and 3, the upper end surface of the waterproof membrane 7 away from the two ends of the absorbent core 4 is bonded with a high-resilience sponge strip 5, and the high-resilience sponge strip 5 is arranged in a semi-cylindrical shape, and its orientation is the same as the edge of the waterproof membrane 7. Similarly, the upper end of the high resilience sponge strip 5 abuts on the lower end surface of the water permeable surface film 2 and is covered by the water permeable surface film 2 , and the water permeable surface film 2 simultaneously covers the absorbent core 4 .

Referring to Figures 2 and 3, the lower end of the permeable surface film 2 is attached to the absorbent core 4, and the absorbent core 4 is arranged in a wave shape. The upper end face of the permeable surface film 2 is provided with a plurality of diversion grooves 9. A first water-permeable membrane 10 and a second water-permeable membrane 11 are arranged on the inner wall of the groove 9 at intervals. The size of the hole 12 and the second permeable hole 13 are different. After the urine is diverted under the diversion action of the diversion groove 9 on the permeable surface film 2, the urine will face the first permeable hole 12 and the second permeable hole 13 of different sizes. It can be more evenly distributed on the end face of the permeable surface film 2 and penetrate downward. At the same time, the upper end surface of the permeable surface film 2 is provided with 3D embossing 14, which increases the contact area between the permeable surface film 2 and the urine and accelerates the penetration efficiency. .

Referring to FIGS. 1 and 3 , liquid absorbing strips 15 are bonded on both sides of the upper end of the permeable surface film 2, and the shape of the liquid absorption strip 15 is bent into the shape of the inner thigh of the baby under the action of the permeable surface film 2, so that it can be attached to the inner side of the baby’s thigh. Close to the inner side of the baby's thigh, when there is still urine leaking from the side, the side of the absorbent strip 15 forms a secondary water absorption line to absorb the urine leaking from the side.

Referring to FIG. 1 , elastic waistlines 3 are provided on both ends of the non-woven fabric 8 on the composite bottom film 1, including a front waistline 16 and a back waistline 17, and the front waistline 16 and the back waistline 17 are connected by a Velcro 18, and the Velcro 18 includes setting The round burr end 19 on the front waistline 16 and the burr end 20 arranged on the back waistline 17 are multi-piece and arranged in a matrix, so that when in use, on the one hand, sufficient The adhesive force enables the front waistline 16 and the back waistline 17 to be firmly bonded together. On the other hand, the rounded ends 19 and the burr ends 20 are arranged in a multi-block matrix, so that when the baby is in use, it is not correct. interfere with its activities.

The implementation principle of this embodiment is:

When the baby wears the diaper in this embodiment, the diaper is fixed on the waist of the baby by the Velcro 18. When the baby discharges urine, the urine is first diverted by the diversion groove 9 on the permeable surface film 2, and the first permeable membrane 10 and the second water-permeable membrane 11, the first water-permeable holes 12 and the second water-permeable holes 13 penetrate into the absorption core 4, and then the wavy absorption core 4 absorbs the urine. When the baby moves, it has high resilience. The sponge strip 5 is closely attached to the inner thigh of the baby under the action of the three-dimensional protective elastic band 6, so that the urine cannot leak out.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. A high-capacity water-absorbing diaper with anti-side leakage, comprising a composite bottom film (1), a water-permeable surface film (2), an elastic waistline (3), and a composite bottom film (1) and the water-permeable surface The absorption core (4) between the films (2) is characterized in that: high-resilience sponge strips (5) are fixedly arranged on both sides of the absorption core (4), and the high-resilience sponge strips (5) Located between the composite bottom film (1) and the water-permeable surface film (2), the water-permeable surface film (2) and the composite bottom film (1) are corresponding to the high-resilience sponge strip (5). ) is provided with a three-dimensional protective elastic band (6). 2. The high-capacity water-absorbing diaper preventing side leakage according to claim 1, characterized in that: the water-permeable surface film (2) is provided with a sticker attached to the end of the high-resilience sponge strip (5) away from each other. Suction strips (15) on the inside of the baby's legs. 3. The high-capacity water-absorbing diaper preventing side leakage according to claim 2, wherein the water-permeable surface film (2) is provided with 3D embossing (3D embossing) on the surface away from the absorbent core (4). 14). 4. The high-capacity water-absorbing diaper preventing side leakage according to claim 3, characterized in that: the water-permeable surface film (2) is provided with a plurality of diversion grooves (9), and the water-permeable surface film (2) is provided with a plurality of guide grooves (9). ) A first permeable membrane (10) and a second permeable membrane (11) are arranged at intervals on the inner wall of the diversion groove (9), and a first permeable hole (12) is evenly opened on the first permeable membrane (10). The second water-permeable membrane (11) is evenly provided with second water-permeable holes (13), and the first water-permeable holes (12) and the second water-permeable holes (13) have different sizes. The high-capacity water-absorbent diaper with anti-side leakage according to claim 4, characterized in that: the end surface of the absorbent core (4) close to the water-permeable surface film (2) is set in a wave shape. 6. The high-capacity water-absorbing diaper for preventing lateral leakage according to claim 5, wherein the composite bottom film (1) comprises a waterproof film (7) close to one end of the absorbent core (4) and a A non-woven fabric (8) at one end of the absorbent core (4), and both ends of the non-woven fabric (8) are covered on both ends of the waterproof membrane (7). 7. The high-capacity water-absorbing diaper preventing side leakage according to claim 6, wherein the elastic waistline (3) comprises a front waistline (16) and a rear waistline (17), and the front waistline (16) and the back waist circumference (17) is connected by a Velcro (18). 8. The high-capacity water-absorbing diaper preventing side leakage according to claim 7, wherein the Velcro (18) comprises a rounded end (19) arranged on the front waistline (16) and a The burr end (20), the round burr end (19) and the burr end (20) on the back waistline (17) are multiple pieces and are arranged in a matrix.

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