CN210553395U

CN210553395U - Novel water-absorbing non-woven fabric

Info

Publication number: CN210553395U
Application number: CN201921502772.XU
Authority: CN
Inventors: 郑健
Original assignee: Jinjiang Wanjing New Material Technology Co ltd
Current assignee: Jinjiang Wanjing New Material Technology Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-05-19
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses a novel water-absorbing non-woven fabric, which belongs to the technical field of non-woven fabrics and comprises a first non-woven fabric layer, a first water-absorbing layer, a second water-absorbing layer and a second non-woven fabric layer which are arranged in sequence, and is characterized in that the first water-absorbing layer comprises a breathable water-absorbing layer formed by mutually twisting a plurality of first fiber bundles, the first fiber bundles form a spiral connecting part after being twisted, the spiral connecting part comprises a yarn-threading hole, the first fiber bundles pass through the yarn-threading holes of the adjacent spiral connecting parts, and water-absorbing balls are arranged between the adjacent spiral connecting parts, the water-absorbing capacity of the water-absorbing non-woven fabric can be effectively improved by arranging the two water-absorbing layers, wherein the water-absorbing balls can achieve the quick water-absorbing effect through the internal fluff pulp, and transmit redundant water to the adjacent water-absorbing balls by utilizing a water guide strip, and the quick water transmission can be realized by adopting super, the resin water absorption layer can improve the water absorption capacity and has a good water retention effect.

Description

Novel water-absorbing non-woven fabric

Technical Field

The utility model discloses a novel non-woven fabrics absorbs water belongs to non-woven fabrics technical field.

Background

The nonwoven fabric is made of chemical fibers, plant fibers and the like on a wet or dry paper machine under the condition of using water or air as a suspension medium, and is called as a nonwoven fabric although the nonwoven fabric is a cloth and is not woven. The non-woven fabric is a new-generation environment-friendly material, and has the advantages of good strength, air permeability, water resistance, environmental friendliness, flexibility, no toxicity, no odor, low price and the like. When producing sanitary napkins, panty liners, disposable sanitary napkins and the like, the sanitary napkins are provided with a multi-layer composite bonded non-woven fabric structure. However, many of the double-layered nonwoven fabrics on the market do not exhibit the water absorption performance required for the double-layered nonwoven fabric, and a new design is required for the double-layered nonwoven fabric having a composite structure.

The utility model discloses a utility model patent that publication number is CN207657289U discloses a double-deck non-woven fabrics, including first non-woven fabrics layer and with the second non-woven fabrics layer that first non-woven fabrics layer is glutinous even, first non-woven fabrics through first glutinous even piece with the second non-woven fabrics layer is glutinous even, first glutinous even piece is the line form and arranges the glutinous portion that links of surface formation on second non-woven fabrics layer, adjacent twice are glutinous protruding portion between the portion that links and form the water absorption portion, the water absorption portion is the single direction of bar form and moves towards, the distance of the glutinous portion that links of water absorption portion both sides is 0.4-0.8 mm.

There is the difference in height between the portion of absorbing water and the adhesion portion in the above-mentioned patent, second non-woven fabrics layer direct contact is human, when the moisture that the human body produced falls on the surface of second non-woven fabrics layer, moisture partly is by the portion of absorbing water, when the portion of absorbing water in an area is abundant, water continues to absorb moisture along with the dry portion of absorbing water that adhesion portion flows to other regions, because the first non-woven fabrics layer and the second non-woven fabrics layer of the main dependence of absorbing water of double-deck non-woven fabrics, its water absorption capacity between them is limited, can't satisfy the demand of absorbing water in applying to hygienic products.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel non-woven fabrics absorbs water in order to solve the problem that current non-woven fabrics can't satisfy the water absorption capacity requirement of health supplies.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel non-woven fabrics absorbs water, including the first non-woven fabrics layer, first water absorption layer, the second that set gradually layer and the second non-woven fabrics layer absorb water, first water absorption layer includes the ventilative layer that absorbs water that a plurality of first fibre bundles are twisted together and form, form the spiral connection portion after first fibre bundle is twisted together, spiral connection portion includes a yarn-passing hole, first fibre bundle passes the yarn-passing hole of adjacent spiral connection portion with it, and is adjacent be provided with the ball that absorbs water between the spiral connection portion, the second layer that absorbs water is the resin layer that absorbs water, it absorbs water in the ball embedding second layer that absorbs water.

Through adopting above-mentioned technical scheme, set up first water absorption layer and second water absorption layer, can promote the water absorption capacity of non-woven fabrics, wherein the ball that absorbs water in the first water absorption layer can rise after absorbing water, and first water absorption layer utilizes a plurality of first tow to twist each other and forms, it is formed with the screwed connection portion that the interval was arranged, the ball that absorbs water is located between two screwed connection portions and can't remove, take place the phenomenon that sticks together after avoiding the non-woven fabrics to absorb water, also can improve the air permeability of first water absorption layer, first tow passes the yarn hole of wearing in screwed connection portion simultaneously, also connect according to this scheme between the different first tow, can strengthen tensile strength, thereby avoid taking place the condition that collapses after first water absorption layer absorbs water, and the second water absorption layer is the resin layer that absorbs water, can strengthen the effect of protecting water when absorbing water.

Preferably, a plurality of elastic lacing strips are inserted into the first water absorption layer, and the elastic lacing strips cross and obliquely penetrate through the two yarn penetrating holes so as to form an X-shaped fastening structure on one side, facing the first non-woven fabric layer, of the water absorption ball.

Through adopting above-mentioned technical scheme, set up elastic binding strip, two elastic binding strips are attached on the surface of ball that absorbs water with X shape fastening structure to avoid it to fall out first water-absorbing layer.

Preferably, the elastic lacing strip comprises two spirally wound winding yarns, and the winding yarns are made of spandex fibers.

Through adopting above-mentioned technical scheme, elastic binding strip forms with two winding yarn spiral winding, and it can increase and absorb water ball between frictional force to prevent that it from taking place to remove, spandex fibre has good elasticity simultaneously, in order to satisfy the big demand that absorbs water of ball water absorption rise.

Preferably, a water guide strip is connected between every two adjacent water absorption balls and comprises a core yarn and a covering yarn wound on the outer side of the core yarn, the core yarn is made of silver fibers, and the covering yarn is made of super water absorption fibers.

Through adopting above-mentioned technical scheme, connect the water guide strip between two balls that absorb water, after one of them ball that absorbs water absorbed water sufficiently, can conduct moisture to another ball that absorbs water in, and super absorbent fibre can guarantee going on smoothly of the conduction that absorbs water, and silver fibre can be so that the layer that absorbs water possesses bactericidal effect simultaneously.

Preferably, the water absorption ball comprises a fluff pulp ball and a fluffy non-woven fabric layer coated outside the fluff pulp ball.

Through adopting above-mentioned technical scheme, the ball that absorbs water that adopts fluffy non-woven fabrics layer and fluff pulp ball to make, its effect of absorbing water is showing, also is restricted within fluffy non-woven fabrics layer after fluff pulp ball absorbs water and dissolves simultaneously to further reduce the phenomenon that the non-woven fabrics absorbs water and plays to stick together.

Preferably, the inner side of the fluff pulp ball is filled with bamboo charcoal particles.

By adopting the technical scheme, the bamboo charcoal particles can play a role in bacteriostasis and deodorization, and can reduce the peculiar smell generated by the non-woven fabric after absorbing excrement such as urine.

Preferably, a plurality of bulges are arranged on the surface of the first non-woven fabric layer, water guide holes are arranged among the bulges, and the water guide holes are of a Y-shaped structure.

Through adopting above-mentioned technical scheme, set up protrudingly, can reduce the area of first non-woven fabrics layer and skin contact to reduce stifled hotness, the effect of urinating fast can be played in the water guide hole simultaneously.

Preferably, a PE high-molecular breathable film is arranged between the second water absorption layer and the second non-woven fabric layer.

Through adopting above-mentioned technical scheme, set up PE polymer ventilated membrane, can promote the holistic ventilation effect of non-woven fabrics, also can play the effect of leak protection.

Compared with the prior art, the beneficial effects of the utility model are that:

set up two-layer that absorbs water in the non-woven fabrics, can effectually promote its water absorption capacity, wherein the ball that absorbs water can reach quick water absorption effect through the inside fluff pulp, and transmit unnecessary moisture to adjacent ball that absorbs water through the water guide strip, adopt super absorbent fibre can realize the quick conduction of moisture, it is even to guarantee to absorb water, and resin water absorption layer can have good guarantor's water effect when promoting the water absorption capacity, in order to avoid moisture too much and the outward condition that spills over appears, as the hygienic product can be fine satisfy operation requirement, be worth promoting on a large scale.

Drawings

Fig. 1 is a schematic structural view of a novel water-absorbent non-woven fabric of the present invention, for showing the composition structure of the water-absorbent non-woven fabric;

fig. 2 is a schematic structural view of a first nonwoven fabric layer for showing the structure of protrusions and water guide holes;

FIG. 3 is a schematic view of the structure of the first water-absorbing layer, showing the structure of the water-absorbing balls and the first fiber bundles;

FIG. 4 is a schematic view of the construction of an elastic fastening strip for showing the construction of a wound yarn;

FIG. 5 is a schematic structural view of a water-absorbing ball, showing the structure of a fluffy non-woven fabric layer and fluff pulp balls;

fig. 6 is a schematic structural view of a water guide strip for showing the structures of a core yarn and a covering yarn.

Reference numerals: 1. a water-absorbing ball; 2. a water guide hole; 3. an elastic tightening strip; 4. a protrusion; 5. a first nonwoven layer; 6. a first water absorption layer; 7. a second nonwoven layer; 8. a PE high-molecular breathable film; 9. a second water-absorbing layer; 10. a screw connection portion; 11. a first fiber bundle; 12. threading a yarn hole; 13. a water conducting strip; 14. winding the yarn; 15. fluff pulp balls; 16. a fluffy non-woven fabric layer; 17. bamboo charcoal particles; 18. a core yarn; 19. and (4) covering the yarns.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-6, a novel water-absorbing non-woven fabric, including the first non-woven fabric layer 5, the first water-absorbing layer 6, the second water-absorbing layer 9 and the second non-woven fabric layer 7 that set gradually, wherein be provided with a plurality of arch 4 on the first non-woven fabric layer 5, its evenly distributed can reduce the area of contact with skin, reduce the stuffy sense of feeling when attaching, and be provided with water guiding hole 2 between arch 4, water guiding hole 2 is a Y shape structure, similar with the funnel principle, when the non-woven fabric is as hygienic products, can be with the quick row of urine or other liquid to the first water-absorbing layer 6 in, thereby reduce the emergence of the edge leakage condition, and second water-absorbing layer 9 is formed by twisting together a plurality of first tow 11, first tow 11 adopts super absorbent fiber, can guarantee that first water-absorbing layer 6 possesses good water absorption ability.

The single first fiber bundle 11 is twisted with the spiral connecting part 10, the adjacent first fiber bundles 11 pass through the yarn penetrating holes 12 in the spiral connecting part 10, so that the first fiber bundles form an interconnected breathable net structure, the water absorbing ball 1 is arranged in the first water absorbing layer 6, the water absorbing ball 1 comprises a fluffy non-woven fabric layer 16 and fluff pulp balls 15 in the fluffy non-woven fabric layer, the fluff pulp balls 15 can rapidly expand after absorbing water, the fluffy non-woven fabric layer 16 can provide enough expansion space, the water absorbing capacity of the first water absorbing layer 6 can be further improved, meanwhile, the fluff pulp balls 15 are limited in the fluffy non-woven fabric layer 16 after dissolving so as to reduce the situation that the fluff pulp balls absorb water are piled, the water absorbing ball 1 is positioned between the adjacent two spiral connecting parts 10 and cannot move around under the blocking action of the adjacent two first fiber bundles 11, and the elastic fastening strip 3 obliquely penetrates between the two yarn penetrating holes 12, two elastic tightening strips 3 are crossed and inclined and are covered on the surface of the water absorption ball 1 in an X-shaped structure, the water absorption ball 1 can be prevented from falling out of the first non-woven fabric layer 5, meanwhile, the elastic tightening strips 3 are formed by spirally winding yarns 14 made of two spandex fibers, and the good elasticity of the spandex fibers is utilized to relieve the limitation of the water absorption ball 1 after water absorption expansion, so that the water absorption capacity of the first water absorption layer 6 is ensured, the spirally wound winding yarns 14 can increase the friction force between the elastic tightening strips 3 and the water absorption ball 1, the possibility of moving the water absorption ball 1 is further reduced, and the non-woven fabric is effectively prevented from lumping due to water absorption.

Wherein, the water guide strip 13 is connected between the two water absorption balls 1, the water guide strip 13 extends to the inside of the fluff pulp ball 15, the water guide strip 13 is composed of a core yarn 18 and a cladding yarn 19, wherein the cladding yarn 19 also adopts super absorbent fiber, thereby realizing the rapid conduction of water, the water guide strip is used in cooperation with the first fiber bundle 11, the water absorption uniformity of the water absorption balls 1 in the same area can be improved, the core yarn 18 adopts silver fiber, so that the first water absorption layer 6 has the effects of sterilization and bacteriostasis, meanwhile, the fluff pulp ball 15 is also filled with bamboo charcoal particles 17, which have good absorption effect, the peculiar smell generated after the non-woven fabric absorbs urine can be reduced, the second water absorption layer 9 is a resin water absorption layer, when the water absorption balls 1 absorb water, the water can be separately conducted to the resin water absorption layer, the water absorption capacity of the non-woven fabric can be greatly improved by utilizing the super water absorption and water retention performance of the non-woven fabric, thereby meeting the requirement of the water absorption, the practicality is strong, is provided with PE polymer ventilated membrane 8 in addition between second layer 9 and the second non-woven fabrics layer 7 that absorbs water, and PE polymer ventilated membrane 8 is called breathing paper, and it can promote the holistic ventilation effect of non-woven fabrics, also can play the effect of leak protection.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel non-woven fabrics absorbs water, includes that the first non-woven fabrics layer (5), first water absorption layer (6), the second that set gradually absorb water layer (9) and second non-woven fabrics layer (7), its characterized in that, first water absorption layer (6) include the ventilative layer that absorbs water that a plurality of first fibre bundles (11) twist each other and form, form spiral connection portion (10) after first fibre bundles (11) twist, spiral connection portion (10) include one and wear yarn hole (12), first fibre bundles (11) pass the yarn hole (12) of wearing of adjacent spiral connection portion (10) with it, and are adjacent be provided with between spiral connection portion (10) and absorb water ball (1), second water absorption layer (9) are the resin layer that absorbs water, it absorbs water ball (1) imbeds in second water absorption layer (9).

2. A novel water-absorbing non-woven fabric as claimed in claim 1, wherein a plurality of elastic fastening strips (3) are inserted into the first water-absorbing layer (6), and the elastic fastening strips (3) cross and obliquely pass through the two yarn-passing holes (12) to form an X-shaped fastening structure on the side of the water-absorbing ball (1) facing the first non-woven fabric layer (5).

3. The novel water-absorbent non-woven fabric according to claim 2, wherein the elastic tightening strip (3) comprises two spirally wound winding yarns (14), and the winding yarns (14) are made of spandex fibers.

4. The novel water-absorbing non-woven fabric according to any one of claims 1-3, wherein a water guiding strip (13) is connected between two adjacent water-absorbing balls (1), the water guiding strip (13) comprises a core yarn (18) and a covering yarn (19) wound on the outer side of the core yarn (18), the core yarn (18) is made of silver fibers, and the covering yarn (19) is made of super water-absorbing fibers.

5. A novel water-absorbing non-woven fabric as claimed in claim 4, characterized in that the water-absorbing balls (1) comprise fluff pulp balls (15) and a fluffy non-woven fabric layer (16) coated outside the fluff pulp balls (15).

6. A novel water-absorbing non-woven fabric as claimed in claim 5, wherein the inner side of said fluff pulp balls (15) is filled with bamboo charcoal particles (17).

7. The novel water-absorbing non-woven fabric according to claim 1, wherein a plurality of protrusions (4) are arranged on the surface of the first non-woven fabric layer (5), water guide holes (2) are arranged between the protrusions (4), and the water guide holes (2) are of a Y-shaped structure.

8. A novel water-absorbent nonwoven fabric according to claim 1, wherein a PE polymer breathable film (8) is arranged between the second water-absorbent layer (9) and the second nonwoven fabric layer (7).