CN212853828U - Absorption core structure and paper diaper thereof - Google Patents

Abstract

The utility model discloses an absorption core structure and panty-shape diapers thereof, the absorption core structure includes the articulamentum, first absorbed layer, the second absorbed layer, first waterproof layer, the third absorbed layer, paste skin layer and second waterproof layer, first absorbed layer, first waterproof layer, the second absorbed layer sets gradually from last to down, two third absorbed layers and first absorbed layer, first waterproof layer and second absorbed layer fixed connection, and be located first absorbed layer respectively, the both sides of first waterproof layer and second absorbed layer, each pastes skin layer and each third absorbed layer fixed connection, and be located the one side of keeping away from the articulamentum, and form the cavity with the third absorbed layer, the third absorbed layer has fold portion, the fold position is in the cavity, second waterproof layer and second absorbed layer, third absorbed layer and articulamentum fixed connection. The absorption liquid is permeated to the fold parts at two sides, the third absorption layer and the second absorption layer, the situation that the absorption liquid is gathered on the first absorption layer to swell and deform so as to press a wearer is prevented, and the wearing comfort is improved.

Description

Absorption core structure and paper diaper thereof

Technical Field

The utility model relates to a panty-shape diapers absorb core technical field, especially relate to an absorb core structure and panty-shape diapers thereof.

Background

The absorbent core of a diaper is often composed of a mixed fiber stack of hydrophilic fibers such as pulp and particles of a water-absorbent polymer, but when the absorbent core having such a structure absorbs liquid, the water-absorbent polymer swells due to liquid absorption, and the absorbent core swells and deforms, and the swollen and deformed absorbent core presses the body of the wearer when worn, thereby reducing the feeling of wearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an absorb core structure and panty-shape diapers thereof aims at solving the problem that the panty-shape diapers absorb the swelling of core and oppress the person's of dress when warping the dress and reduce the sense of dress.

In order to achieve the above object, in a first aspect, the present invention provides an absorbent core structure comprising a connection layer, a first absorption layer, a second absorption layer, a first waterproof layer, a third absorption layer, a skin layer and a second waterproof layer, wherein the first absorption layer is located on the connection layer, the second absorption layer is located on one side of the first absorption layer close to the connection layer, the first waterproof layer is fixedly connected with the first absorption layer and the second absorption layer and is located between the first absorption layer and the second absorption layer, the number of the third absorption layer and the skin layer is two, two of the third absorption layers are fixedly connected with the first absorption layer, the first waterproof layer and the second absorption layer and are respectively located on both sides of the first absorption layer, the first waterproof layer and the second absorption layer, each of the skin layer is fixedly connected with each of the third absorption layer, and the second waterproof layer is fixedly connected with the skin-sticking layer, the second absorption layer, the third absorption layer and the connecting layer and is positioned between the second absorption layer, the third absorption layer and the connecting layer.

The first absorption layer is provided with a plurality of first grooves, and the first grooves are distributed in parallel at equal intervals along the extension direction of the first absorption layer.

The first absorption layer is provided with a plurality of embossed portions, and the embossed portions are uniformly distributed between every two adjacent first grooves.

The third absorption layer is provided with at least two second grooves, the number of the second grooves is at least two, the second grooves are uniformly distributed in the direction towards the second absorption layer, and the cross section area of each second groove is trapezoidal.

The absorption core structure further comprises at least two absorption columns, and the at least two absorption columns are fixedly connected with the third absorption layer and are respectively located in the at least two second grooves.

The skin-sticking layer is provided with a plurality of air holes, and the plurality of air holes are communicated with the cavity.

The absorbing core structure further comprises a plurality of breathable films, and the breathable films are fixedly connected with the skin sticking layer and respectively cover the breathable holes.

The absorption core structure further comprises at least four support columns, and the at least four support columns are fixedly connected with the skin layer and the third absorption layer and are located in the cavities.

The absorption core structure further comprises prompt test paper, wherein the prompt test paper is fixedly connected with the skin-attaching layer, is positioned on one side, close to the fold portion, in the cavity and penetrates through the skin-attaching layer to extend out of the cavity.

In a second aspect, the utility model provides a paper diaper, including absorbing core structure, first waist subsides, second waist subsides and elastic cord, first waist subsides with the second waist subsides all with articulamentum fixed connection, and be located respectively the both sides of articulamentum, first waist subsides with the second waist pastes the bonding, the quantity of elastic cord is two, two the elastic cord respectively with first waist subsides with fixed connection is pasted to the second waist, and is located and keeps away from one side of articulamentum.

The utility model discloses an absorb core structure and panty-shape diapers thereof, through first absorbed layer first waterproof layer the second absorbed layer is from last to setting gradually down, two the third absorbed layer with first absorbed layer first waterproof layer with second absorbed layer fixed connection, and be located respectively first absorbed layer first waterproof layer with the both sides of second absorbed layer, each paste skin layer and each third absorbed layer fixed connection, and be located keep away from one side of articulamentum, and with the third absorbed layer forms the cavity, the third absorbed layer has fold portion, fold portion is located in the cavity, the second waterproof layer with paste skin layer the second absorbed layer the third absorbed layer with articulamentum fixed connection. The absorbent solution can permeate into the wrinkle parts, the third absorbent layer and the second absorbent layer on two sides, the wrinkle parts and the cavity are convenient for the absorbent solution to swell and cannot press a wearer, the absorbent solution is prevented from gathering on the first absorbent layer to swell and deform and press the wearer, and the wearing comfort is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an unfolded structure of a diaper of the present invention;

FIG. 2 is a schematic structural view of an absorbent core structure of the present invention;

FIG. 3 is a partial enlarged view A of FIG. 2;

figure 4 is an elevation view of an absorbent core structure of the present invention;

FIG. 5 is a partial enlarged view B of FIG. 4;

figure 6 is a top view of an absorbent core structure of the present invention;

figure 7 is a cross-sectional view of a third absorbent layer of the present invention;

in the figure: 100-an absorption core structure, 1-a connecting layer, 2-a first absorption layer, 3-a second absorption layer, 4-a first waterproof layer, 5-a third absorption layer, 6-a skin-sticking layer, 7-a second waterproof layer, 8-an absorption column, 9-a breathable film, 10-a support column, 21-a first groove, 22-an embossed part, 51-a wrinkled part, 52-a second groove, 61-a vent hole, 62-a prompt test paper, 65-a cavity, 200-a paper diaper, 201-a first waist sticker, 202-a second waist sticker and 203-an elastic band.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 7, the present invention provides an absorbent core structure 100, the absorbent core structure 100 includes a connection layer 1, a first absorption layer 2, a second absorption layer 3, a first waterproof layer 4, a third absorption layer 5, a skin-contacting layer 6 and a second waterproof layer 7, the first absorption layer 2 is located on the connection layer 1, the second absorption layer 3 is located on one side of the first absorption layer 2 close to the connection layer 1, the first waterproof layer 4 is fixedly connected with the first absorption layer 2 and the second absorption layer 3 and is located between the first absorption layer 2 and the second absorption layer 3, the number of the third absorption layer 5 and the skin-contacting layer 6 is two, and the two third absorption layers 5 are fixedly connected with the skin-contacting layer 6, the first absorption layer 2, the first waterproof layer 4 and the second absorption layer 3 and are respectively located on the first absorption layer 2, the second absorption layer 4 and the second absorption layer 3, First waterproof layer 4 with the both sides of second absorbing layer 3, each skin layer 6 and each third absorbing layer 5 fixed connection to be located keep away from one side of articulamentum 1, and with third absorbing layer 5 forms cavity 65, third absorbing layer 5 has fold portion 51, fold portion 51 is located in the cavity 65, second waterproof layer 7 with second absorbing layer 3 third absorbing layer 5 with articulamentum 1 fixed connection, and be located second absorbing layer 3 third absorbing layer 5 with between the articulamentum 1.

In this embodiment, the connection layer 1 is made of a soft cloth and is positioned at the crotch of the wearer to protect the second waterproof layer 7 from the absorbent solution leakage due to the damage caused by rubbing. The first absorption layer 2, the second absorption layer 3 and the third absorption layer 5 are made of high molecular polymer and high molecular polymer composite paper made of cotton, non-woven fabric, paper pulp or composites of the above materials and used for absorbing absorption liquid. The first waterproof layer 4 and the second waterproof layer 7 are back adhesive, and the back adhesive is impermeable material to prevent absorption liquid from leaking. The skin-sticking layer 6 is made of cotton cloth, is made of cotton yarn, and has the advantages of softness, close fitting, moisture absorption and good air permeability. The cross-sectional area of the corrugated portion 51 is wavy. The skin-contacting layer 6 is close to the skin of the wearer, the first absorption layer 2, the skin-contacting layer 6 and the wearer contact surface have gaps, and absorption liquid permeates towards the first absorption layer 2, so that the wearer skin cannot be in direct contact with the first absorption layer 2 due to the gaps, and liquid return infection cannot be caused by continuous close contact. Because the third absorbing layer 5 is connected with the first absorbing layer 2, the first waterproof layer 4 is arranged between the first absorbing layer 2 and the second absorbing layer 3, absorbing liquid can permeate from the first absorbing layer 2 to the third absorbing layer 5 on two sides and then permeate into the second absorbing layer 3, the absorbing liquid can not gather on the first absorbing layer 2 and continuously absorb swelling deformation to form a bulge to press the body of a wearer, meanwhile, the wrinkle part 51 can continuously absorb the absorbing liquid, the cavity 65 is provided with a swelling deformation space and is isolated from the skin of the wearer through the skin sticking layer 6, namely, the swelling deformation position can be in the cavity 65, so that the oppressing feeling can not be caused, meanwhile, the skin can not be contacted with the skin to cause infection, and the wearing comfort of the wearer is improved.

The absorption core structure 100 of the utility model is characterized in that the first absorption layer 2, the first waterproof layer 4 and the second absorption layer 3 are arranged from top to bottom, two third absorption layers 5 are fixedly connected with the first absorption layer 2, the first waterproof layer 4 and the second absorption layer 3, and are respectively positioned at two sides of the first absorption layer 2, the first waterproof layer 4 and the second absorption layer 3, each skin-sticking layer 6 is fixedly connected with each third absorption layer 5, and is located on the side away from the tie layer 1, and forms a cavity 65 with the third absorption layer 5, the third absorption layer 5 has corrugations 51, the corrugations 51 being located in the cavities 65, the second waterproof layer 7 is fixedly connected with the skin-attaching layer 6, the second absorption layer 3, the third absorption layer 5 and the connecting layer 1. The penetration of the absorption liquid into the wrinkle part 51, the third absorption layer 5 and the second absorption layer 3 on both sides is realized, the wrinkle part 51 and the cavity 65 facilitate the swelling of the absorption liquid without pressing the wearer, and prevent the absorption liquid from gathering on the first absorption layer 2 and swelling and deforming to press the wearer, thereby improving the wearing comfort.

Further, the first absorption layer 2 has a plurality of first grooves 21, and the plurality of first grooves 21 are equidistantly and parallelly distributed along the extending direction of the first absorption layer 2.

In this embodiment, the first grooves 21 partition the surface of the first absorption layer 2, so as to prevent absorption liquid from gathering at one position, and the absorption rate is slow to form liquid return infection, even leakage, and at the same time, the permeation rate is increased, so that the absorption liquid permeates into the third absorption layers 5 at two sides and enters the second absorption layer 3, and the oppressive feeling of a wearer caused by the fact that the first absorption layer 2 gathers at one position to absorb swelling deformation is prevented.

Further, the first absorption layer 2 further has a plurality of embossed portions 22, and the plurality of embossed portions 22 are uniformly distributed between two adjacent first grooves 21.

In the present embodiment, the embossed portion 22 is a square net formed by knitting yarns with an embossing machine through a new net-knitting machine, and presses the first absorbent layer 2 to reduce stretchability, thereby preventing the first absorbent layer 2 from swelling and deforming to absorb an absorbent, which may cause a feeling of pressure on a wearer.

Further, the third absorption layer 5 further has at least two second grooves 52, the number of the second grooves 52 is at least two, at least two of the second grooves 52 are uniformly distributed in the direction toward the second absorption layer 3, and the cross-sectional area of the second grooves 52 is trapezoidal.

In the present embodiment, the second grooves 52 are provided so as to have a space for swelling deformation when the absorbent permeates into the third absorbent layer 5, thereby preventing the wearer from being pressed by the absorbent bulging in the wearer contact direction. The trapezoidal second grooves 52 enhance the rigidity of the third absorbing layer 5, i.e. they are easy to contact and abut each other after deformation, so as to stabilize the deformed shape, and further not to continuously deform in a large range to form a protrusion to press the wearer.

Further, the absorbent core structure 100 further includes at least two absorbent pillars 8, and at least two of the absorbent pillars 8 are fixedly connected to the third absorbent layer 5 and respectively located in at least two of the second grooves 52.

In the present embodiment, the absorption column 8 is absorbent cotton, and can absorb an absorption liquid and also can play a supporting role to prevent the third absorption layer 5 from being deformed too much to press the wearer.

Further, the skin layer 6 is provided with a plurality of air holes 61, the number of the air holes 61 is multiple, and the plurality of air holes 61 are communicated with the cavity 65.

In this embodiment, bleeder vent 61 realizes the ventilation of wearer, the cross-sectional area of skin layer 6 is for falling "L" type, including connecting portion and laminating portion, connecting portion with laminating portion integrated into one piece, connecting portion with 5 fixed connection of third absorbed layer, laminating portion is located keeps away from one side of third absorbed layer 5, the air is from being located on the connecting portion bleeder vent 61 gets into cavity 65 breathes freely, gets into simultaneously and is located in laminating portion bleeder vent 61 is to the skin department of wearer's heat dissipation breathing freely, and the travelling comfort is strong.

Further, the absorbent core structure 100 further comprises a plurality of breathable films 9, the number of the breathable films 9 is multiple, and the breathable films 9 are fixedly connected with the skin layer 6 and respectively cover the plurality of air holes 61.

In the present embodiment, the breathable film 9 is a waterproof breathable film 9, and is a novel polymer waterproof material. The principle is that under the state of water vapor, water particles are very fine, and the water particles can smoothly permeate into the capillary to the other side according to the principle of capillary motion, so that the vapor permeation phenomenon is generated. When water vapor is condensed into water drops, the particles become bigger, and water molecules cannot smoothly separate from the water drops and permeate to the water drops under the action of the surface tension of the water drops; on the other side, namely, the water penetration is prevented, so that the breathable film 9 has a waterproof function. Therefore, the absorption liquid can be prevented from leaking and the ash layer can be prevented from entering, and the air-permeable function and the comfort level are good.

Further, the absorbent core structure 100 further comprises at least four supporting columns 10, and at least four supporting columns 10 are fixedly connected with the skin layer 6 and the third absorbent layer 5 and are located in the cavity 65.

In this embodiment, the supporting column 10 is a cotton column, which can absorb the absorption liquid, and can support the skin layer 6 and the third absorption layer 5, so as to enhance the rigidity and avoid the absorption liquid leakage caused by deformation.

Further, the absorbent core structure 100 further comprises a prompt test paper 62, wherein the prompt test paper 62 is fixedly connected with the skin layer 6, is located on one side of the cavity 65 close to the fold portion 51, and penetrates through the skin layer 6 to extend out of the cavity 65.

In the present embodiment, the indicator paper 62 is a type of paper that can detect a liquid by a change in color thereof, and the indicator paper 62 is located on the attachment portion. When the absorption liquid is too much, the absorption liquid penetrates into the third absorption layers 5 on the two sides through the first absorption layer 2, the fold part 51 continuously increases and deforms due to the fact that the absorption liquid is too much, and the fold part touches the prompt test paper 62 to prompt color change, a nursing person of an infant or an accompanying person of a user with mobility difficulty can observe the prompt test paper 62 outside the cavity 65 to replace the paper diaper 200, and therefore the situation that the infant is not replaced for a long time, crying and crying are caused, infection or leakage of the user with mobility difficulty is avoided, and the diaper is convenient and practical.

In a second aspect, the present invention provides a diaper 200, which includes an absorbent core structure 100, a first waist tape 201, a second waist tape 202, and two elastic bands 203, wherein the first waist tape 201 and the second waist tape 202 are both fixedly connected to the connecting layer 1 and are respectively located at two sides of the connecting layer 1, the first waist tape 201 and the second waist tape 202 are bonded, the number of the elastic bands 203 is two, and the two elastic bands 203 are respectively fixedly connected to the first waist tape 201 and the second waist tape 202 and are located at one side away from the connecting layer 1.

In this embodiment, the first waist tape 201 is attached to the front waist position of the wearer, the second waist tape 202 is attached to the rear waist position of the wearer, the connection layer 1 is located between the first waist tape 201 and the second waist tape 202, the first waist tape 201 and the second waist tape 202 are bonded by a hook and loop fastener to form a left leg opening, a right leg opening and a waist encircling opening, the bonding is convenient for being suitable for wearers of different waist body types, and the elastic bands 203, also called elastic lines and elastic strings have certain elasticity, so that the wearers can move without tightening the body.

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

Claims (10)

1. An absorbent core structure characterized in that,

the absorbent article comprises a connecting layer, a first absorbing layer, a second absorbing layer, a first waterproof layer, a third absorbing layer, a skin-adhering layer and a second waterproof layer, wherein the first absorbing layer is positioned on the connecting layer, the second absorbing layer is positioned on one side, close to the connecting layer, of the first absorbing layer, the first waterproof layer is fixedly connected with the first absorbing layer and the second absorbing layer and positioned between the first absorbing layer and the second absorbing layer, the number of the third absorbing layer and the number of the skin-adhering layer are two, the two third absorbing layers are fixedly connected with the first absorbing layer, the first waterproof layer and the second absorbing layer and respectively positioned on two sides of the first absorbing layer, the first waterproof layer and the second absorbing layer, and each skin-adhering layer is fixedly connected with each third absorbing layer and positioned on one side far away from the connecting layer, and form the cavity with the third absorbing layer, the third absorbing layer has fold portion, fold portion is located in the cavity, the second waterproof layer with skin layer, the second absorbing layer, the third absorbing layer with the connecting layer fixed connection, and be located the second absorbing layer, the third absorbing layer with between the connecting layer.

2. The absorbent core structure of claim 1,

the first absorption layer is provided with a plurality of first grooves, and the first grooves are distributed in parallel at equal intervals along the extension direction of the first absorption layer.

3. The absorbent core structure of claim 2,

the first absorption layer is provided with a plurality of embossing parts which are uniformly distributed between two adjacent first grooves.

4. The absorbent core structure of claim 1,

the third absorption layer is also provided with at least two second grooves, the number of the second grooves is at least two, the second grooves are uniformly distributed towards the direction of the second absorption layer, and the cross section area of each second groove is trapezoidal.

5. The absorbent core structure of claim 4,

the absorption core structure further comprises at least two absorption columns, and the at least two absorption columns are fixedly connected with the third absorption layer and are respectively located in the at least two second grooves.

6. The absorbent core structure of claim 1,

the skin-sticking layer is provided with a plurality of air holes, and the plurality of air holes are communicated with the cavity.

7. The absorbent core structure of claim 6,

the absorption core structure further comprises a plurality of breathable films, and the breathable films are fixedly connected with the skin sticking layer and respectively cover the breathable holes.

8. The absorbent core structure of claim 1,

the absorption core structure further comprises at least four support columns, and the support columns are fixedly connected with the skin sticking layer and the third absorption layer and are located in the cavity.

9. The absorbent core structure of claim 1,

the absorption core structure further comprises prompt test paper, wherein the prompt test paper is fixedly connected with the skin attaching layer, is positioned on one side, close to the folding part, in the cavity and penetrates through the skin attaching layer to extend out of the cavity.

10. A paper diaper is characterized in that the paper diaper comprises a paper core,

the absorbent core structure of any of claims 1-9, further comprising a first waist patch, a second waist patch, and two elastic bands, wherein the first waist patch and the second waist patch are fixedly connected to the connecting layer and are respectively located on both sides of the connecting layer, the first waist patch and the second waist patch are bonded, the number of the elastic bands is two, and the two elastic bands are respectively fixedly connected to the first waist patch and the second waist patch and are located on the side away from the connecting layer.

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