CN212346924U

CN212346924U - Leak-proof pull-up pants

Info

Publication number: CN212346924U
Application number: CN202020441766.4U
Authority: CN
Inventors: 吴柱威; 钟振辉; 陈耀航
Original assignee: Dongguan Tianzheng Paper Co ltd
Current assignee: Dongguan Tianzheng Paper Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-01-15
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to a pull-up diaper technical field, concretely relates to leak protection pull-up diaper, include elastic waist and connect in the pull-up diaper body of elastic waist's bottom, the both sides of pull-up diaper body all are provided with the shank opening, the pull-up diaper body includes from interior to exterior hot-blast non-woven fabrics layer, water conservancy diversion layer, imbibition sandwich layer and the ventilative layer of spacer fluid of laminating in proper order, the imbibition sandwich layer is including the first non-woven fabrics layer, elastic fiber layer and the second non-woven fabrics layer of laminating in proper order, the elastic fiber layer has porous network structure, the elastic fiber layer is doped with the high water-absorbing resin granule. The super absorbent resin particles are doped in the porous network structure of the elastic fiber layer, and the porous network structure can clamp the super absorbent resin particles, so that the situation that the super absorbent resin particles are displaced and gathered in the elastic fiber layer due to external force to reduce the overall water absorption efficiency of the pull-up diaper is avoided, the situation that the water absorption of the super absorbent resin is reduced due to the use of glue is avoided, and the wet-back leakage of the pull-up diaper is prevented.

Description

Leak-proof pull-up pants

Technical Field

The utility model relates to a pull-up diaper technical field, concretely relates to leak protection pull-up diaper.

Background

The pull-up diaper is used as a transition object between a paper diaper and a common underpants and is specially designed for babies in the toddler stage. The pull-up diaper is very suitable for the well-moving babies who start to turn over, sit alone, learn to climb or learn to walk, and can be easily put on and taken off no matter how the babies move; the absorption core layer used by the traditional pull-up pants mainly comprises fluff pulp and super absorbent resin adhered to the surface of the fluff pulp to form a layered structure, and although the fluff pulp and the super absorbent resin have water absorption effects, the adhered glue is easy to reduce the water absorption of the super absorbent resin, so that the possibility of rewet and leakage of the pull-up pants is increased.

Disclosure of Invention

In order to overcome the defects and deficiencies in the prior art, the utility model aims to provide a leak-proof pull-up diaper, which avoids using glue to reduce the water absorption of super absorbent resin, thereby preventing the pull-up diaper from moisture regain and leakage.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a leak protection pull-up diaper, includes elastic waistline and connects in the pull-up diaper body of elastic waistline's bottom, the both sides of pull-up diaper body all are provided with the shank opening, the pull-up diaper body includes from interior to exterior hot-blast non-woven fabrics layer, water conservancy diversion layer, imbibition sandwich layer and the ventilative layer of sepage of laminating in proper order, the imbibition sandwich layer is including the first non-woven fabrics layer, elastic fiber layer and the second non-woven fabrics layer of laminating in proper order, the elastic fiber layer has porous network structure, the elastic fiber layer is doped with super absorbent resin granule.

Preferably, the pull-up diaper body is connected with an anti-side leakage hem, and the anti-side leakage hem is arranged at the leg opening.

Preferably, the inner part of the side leakage prevention ruffle is provided with an elastic thread and a plurality of silica gel air bags distributed on the outer wall of the elastic thread.

Preferably, the liquid-proof breathable layer is a microporous breathable film layer.

Preferably, the diameter of the micropores of the microporous breathable film layer is 0.001-15 μm.

Preferably, one side of the liquid-proof breathable layer, which is close to the second nonwoven fabric layer, is provided with sunken folds, and a humidity indicating layer is arranged between the second nonwoven fabric layer and the sunken folds.

Preferably, the humidity indicating layer is an anhydrous copper sulfate filler layer.

Preferably, the flow guide layer is a fiber net body formed by a plurality of fibers arranged longitudinally.

Preferably, the elastic waistline is internally provided with a rubber band.

The beneficial effects of the utility model reside in that: the utility model discloses a leak protection pull-up diaper, wherein, the first non-woven fabrics layer, the elastic fiber layer and the second non-woven fabrics layer of the absorbent core layer are bonded in turn, thereby the super absorbent resin particles are limited between the first non-woven fabrics layer and the second non-woven fabrics layer; and the elastic fiber layer has elasticity, and the super absorbent resin particles are doped in the porous network structure of the elastic fiber layer, and the porous network structure can clamp the super absorbent resin particles, so that the super absorbent resin particles are prevented from being displaced and gathered in the elastic fiber layer by external force to reduce the overall water absorption efficiency of the pull-up diaper, the liquid absorption core layer does not need glue to adhere the super absorbent resin particles to the elastic fiber layer, the water absorption of the super absorbent resin is prevented from being reduced by using the glue, and the wet-back leakage of the pull-up diaper is prevented.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the pull-up diaper body of the present invention;

fig. 3 is a schematic structural view of the edge leakage prevention ruffle of the present invention.

The reference signs are: 1. an elastic waist band; 2. a pull-up diaper body; 21. a hot air non-woven fabric layer; 22. a flow guiding layer; 23. a liquid absorbent core layer; 231. a first nonwoven layer; 232. an elastic fiber layer; 233. a second nonwoven layer; 24. a liquid-barrier breathable layer; 3. a leg opening; 4. preventing edge leakage; 5. loosening and tightening the wire; 6. a silica gel air bag; 7. sunken wrinkles; 8. a humidity indicating layer.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.

As shown in fig. 1-3, a leak-proof pull-up diaper comprises an elastic waistline 1 and a pull-up diaper body 2 connected to the bottom of the elastic waistline 1, leg openings 3 are arranged on both sides of the pull-up diaper body 2, the pull-up diaper body 2 comprises a hot air non-woven fabric layer 21, a diversion layer 22, a liquid absorption core layer 23 and a liquid separation breathable layer 24 which are sequentially attached from inside to outside, the liquid absorption core layer 23 comprises a first non-woven fabric layer 231, an elastic fiber layer 232 and a second non-woven fabric layer 233 which are sequentially attached, the elastic fiber layer 232 has a porous network structure, and the elastic fiber layer 232 is doped with high water absorption resin particles.

In this embodiment, the first nonwoven fabric layer 231, the elastic fiber layer 232, and the second nonwoven fabric layer 233 of the absorbent core layer 23 are bonded in this order, so that the superabsorbent resin particles are confined between the first nonwoven fabric layer 231 and the second nonwoven fabric layer 233; and elastic fiber layer 232 itself has elasticity, and super absorbent resin granule mixes in elastic fiber layer 232's porous network structure, and porous network structure can press from both sides super absorbent resin granule to avoid super absorbent resin granule to receive external force and take place displacement, the gathering leads to the whole efficiency of absorbing water of the pull-up diaper to reduce in elastic fiber layer 232, this imbibition sandwich layer 23 need not glue and adheres super absorbent resin granule at elastic fiber layer 232, has avoided using glue and has reduced the hydroscopicity of super absorbent resin, thereby prevents to pull-up diaper rewet seepage. Compared with the traditional hydrophilic non-woven fabric layer, the adopted hot air non-woven fabric layer 21 has a good circuitous space structure, increases gaps among fibers, is breathable, and liquid can pass through the gaps in a circuitous way, so that a liquid lifting channel becomes complicated, the reverse osmosis of the liquid is prevented, and the back osmosis amount is reduced. The diversion layer 22 is arranged to dredge dispersed liquid and prevent the liquid from gathering and flowing into the liquid absorption core layer 23, so that the pull-up pants can absorb the liquid quickly and uniformly. Further, the elastic fiber layer 232 is made of commercially available elastic fibers; the elastic fiber is thin, has branches, is arranged in a scattered manner, and has larger tolerance to traction. The two sides of the pull-up diaper body 2 are provided with leg openings 3, which is convenient for the infant to put on and take off the pull-up diaper.

In this embodiment, the pull-up pant body 2 is connected with side leakage proof hems 4, which side leakage proof hems 4 are provided at the leg openings 3.

By adopting the technical scheme, the side leakage phenomenon is prevented; furthermore, the edge leakage prevention ruffle 4 adopts ultra-soft water repellent cloth, so that the skin of the legs of the infant is prevented from being injured, and the function of preventing urine from leaking laterally is also achieved.

In the present embodiment, the inner portion of the edge leakage preventing ruffle 4 is provided with an elastic thread 5 and a plurality of silica gel air bags 6 distributed on the outer wall of the elastic thread 5.

By adopting the technical scheme, the side leakage prevention ruffle 4 can be tightly attached to the thighs of the infant, and the urine side leakage is further prevented. The arranged silica gel air bag 6 can improve the contact area between the side leakage prevention ruffle 4 and the skin, thereby reducing the pressure and avoiding the tightening of the elastic thread 5 on the infant. Preferably, the elastic thread 5 is a rubber band.

In this embodiment, the liquid-barrier gas-permeable layer 24 is a microporous gas-permeable membrane layer.

By adopting the technical scheme, the microporous breathable film sold on the market is adopted as the liquid-isolating breathable layer 24, so that the anti-seepage effect is achieved. More preferably, the diameter of the micropores of the microporous breathable film layer is 0.001-15 μm, and since the minimum diameter of water drops is 20 μm, the diameter of water vapor molecules is 0.0004 μm, the diameter of the micropores of the microporous breathable film layer is controlled to be 0.001-15 μm, so that the liquid-proof and breathable layer 24 is ensured to be breathable and waterproof.

In this embodiment, the liquid-barrier breathable layer 24 has sunken folds 7 on one side thereof adjacent to the second nonwoven fabric layer 233, and a humidity indicator layer 8 is disposed between the second nonwoven fabric layer 233 and the sunken folds 7.

Adopt above-mentioned technical scheme, set up sunken fold 7 and make humidity indicator 8 have certain degree of depth, be convenient for judge the humidity degree of humidity indicator 8 to judge the work saturation of imbibition layer 23, whether the nurse of being convenient for looks at the humidity degree condition and selects to change the comfort level of drawing the trousers in order to improve infant and pre-school children's use this drawing the trousers.

In this embodiment, the humidity indicator layer 8 is an anhydrous copper sulfate filler layer.

By adopting the technical scheme, the anhydrous copper sulfate filler sold on the market is adopted as the humidity indication layer 8, the obvious characteristic that the anhydrous copper sulfate changes from white to blue after meeting water is utilized, and the microporous breathable film adopted by the liquid-isolating breathable layer 24 has better transparency, so that the humidity indication effect of the humidity indication layer 8 is more visual.

In this embodiment, the flow guiding layer 22 is a fiber net body composed of a plurality of longitudinally arranged fibers.

By adopting the technical scheme, when liquid reaches the diversion layer 22, the fiber net body of the diversion layer 22 absorbs the liquid and disperses the liquid along the fibers arranged longitudinally until the liquid is absorbed by the liquid absorption core layer 23, so that the phenomenon that the liquid absorption core layer 23 is blocked and rewet due to a large amount of absorbed liquid in a local range is avoided.

In this embodiment, a rubber band is provided inside the elastic waist band 1.

Further, the elastic band is fixedly connected in the elastic waistline 1, so that the strength of the pull-up pants is improved, and the infant is prevented from loosening and falling during sitting alone, crawling or walking learning.

The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.

Claims

1. The utility model provides a leak protection pull-up diaper which characterized in that: including elastic waistline and connect the pull-up diaper body in elastic waistline's bottom, the both sides of pull-up diaper body all are provided with the shank opening, the pull-up diaper body includes from interior to exterior hot-blast non-woven fabrics layer, water conservancy diversion layer, imbibition sandwich layer and the ventilative layer of sepage of laminating in proper order, the imbibition sandwich layer is including the first non-woven fabrics layer, elastic fiber layer and the second non-woven fabrics layer of laminating in proper order, the elastic fiber layer has the porous network structure, the elastic fiber layer is doped with the super absorbent resin granule.

2. The leak resistant pull-up pant of claim 1, wherein: the pull-up diaper body is connected with the side leakage prevention ruffles, and the side leakage prevention ruffles are arranged at the openings of the legs.

3. The leak resistant pull-up pant of claim 2, wherein: the inside of preventing edge leakage hem is provided with the elasticity line and distributes in a plurality of silica gel gasbags of the outer wall of elasticity line.

4. The leak resistant pull-up pant of claim 1, wherein: the liquid-proof and air-permeable layer is a microporous air-permeable film layer.

5. The leak resistant pull-up pant of claim 4, wherein: the diameter of the micropores of the microporous breathable film layer is 0.001-15 mu m.

6. The leak resistant pull-up pant of claim 4, wherein: one side of the liquid-proof breathable layer, which is close to the second non-woven fabric layer, is provided with sunken folds, and a humidity indicating layer is arranged between the second non-woven fabric layer and the sunken folds.

7. The leak resistant pull-up pant of claim 6, wherein: the humidity indicating layer is an anhydrous copper sulfate filler layer.

8. The leak resistant pull-up pant of claim 1, wherein: the flow guide layer is a fiber net body formed by a plurality of fibers arranged longitudinally.

9. The leak resistant pull-up pant of claim 1, wherein: the elastic waistline is internally provided with an elastic band.