CN114668588A

CN114668588A - Breast pad and preparation device

Info

Publication number: CN114668588A
Application number: CN202210205789.9A
Authority: CN
Inventors: 夏双印; 陈广岩; 刘立坚
Original assignee: Shanghai Foliage Industry Co ltd
Current assignee: Shanghai Foliage Industry Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-06-28

Abstract

The embodiment of the invention provides a breast pad, which comprises a body formed by laminating a surface layer, an absorption layer and a bottom layer, wherein the body comprises a middle area and side areas, at least one side area is provided with a fold part, the fold part comprises a plurality of strip-shaped folds arranged at intervals, the strip-shaped folds extend from the side areas to the middle area, and the strip-shaped folds comprise end parts facing the middle area, the extending lines of the strip-shaped folds from the end parts to the middle area are intersected at the same virtual central point, so that the fold parts are arranged more densely at one side close to the middle area, while one side far away from the middle area has a sparser arrangement shape, on one hand, the breast pad naturally presents a three-dimensional shape with two sides bending inwards and the middle part bulging outwards, the fold part is arranged to form an elastic shape, so that the breast shaping device can adapt to different breast shapes and is improved in use comfort; in addition, the strip-shaped folds form a flow guide effect to accelerate the diffusion of the emulsion, and the invention also provides a device for preparing the breast pad.

Description

Breast pad and preparation device

Technical Field

The invention belongs to the field of absorption articles, and particularly relates to a breast pad and a preparation device thereof.

Background

The breast pad is a maternal and infant article that prevents that lactation woman's emulsion from overflowing, along with the continuous improvement of people's standard of living, receives more and more importance, and the breast pad need keep attaching to the breast when using, because the breast is hemispherical, therefore the breast pad still need be set to hemispherical to the adaptation breast shape, thereby improves the travelling comfort.

In order to realize a hemispherical form, techniques have been developed, such as forming a planar circular material on a surface layer on an outer surface using a heat-deformable material such as polyethylene, heating the planar circular material and pressing it against a hemispherical mold to perform heat molding, which results in poor shape retention of a product, and when the hemispherical shape is deformed, the adhesiveness thereof is deteriorated and positional deviation occurs, and for example, providing a gathered portion formed of an elastic body such as a rubber band in each longitudinal direction on both sides of a circular or approximately circular product, thereby forming a hemispherical shape having better shape retention, or cutting a circular absorber along one radius or both opposite sides thereof, overlapping a sector region at the cut position and joining the surfaces to form a hemispherical shape, or providing a notch portion on one side or both opposite sides of the absorber, in this way, it is necessary to cut or form a notch in the absorbent body, which is very likely to cause a decrease in the absorption performance, and particularly, the absorption amount is greatly affected, and it is not necessary to cut or form a notch in the absorbent body, which makes it difficult to perform rapid or automated production.

Disclosure of Invention

To this end, the present invention provides a nursing pad to solve the above technical problems.

The utility model provides a breast pad, includes the body that is formed by surface course, absorbed layer and bottom range upon range of, the body include middle part district and be located the lateral part district of middle part district both sides, at least one lateral part district is provided with fold portion, fold portion include the strip fold that a plurality of intervals set up, the strip fold extend to the middle part district from the lateral part district, just, the strip fold include the tip towards the middle part district, this a plurality of strip folds intersect in same virtual center point from its tip to the extension line of middle part district direction.

Further, the strip-shaped folds include first strip-shaped folds and second strip-shaped folds, wherein the second strip-shaped folds are located between two adjacent first strip-shaped folds, the first strip-shaped folds include a first end portion facing the middle area and a third end portion far away from the middle area, the second strip-shaped folds include a second end portion facing the middle area and a fourth end portion far away from the middle area, and the distance between the first end portion and the virtual center point is smaller than the distance between the second end portion and the virtual center point.

Furthermore, the first end of each first strip-shaped fold is located on a virtual first virtual line, the second end of each second strip-shaped fold is located on a virtual second virtual line, the first virtual line is a straight line or an arc line, the second virtual line is an arc line, and the curvature of the second virtual line is greater than that of the first virtual line.

Furthermore, the first virtual line and the second virtual line are both circular arc lines, and the center of the circle where the first virtual line is located, the center of the circle where the second virtual line is located and the virtual center point are on the same straight line.

Furthermore, the first strip-shaped folds comprise a first groove with an opening and a first protruding part protruding relatively, the second strip-shaped folds comprise a second groove with an opening and a second protruding part protruding relatively, the opening width and the depth of the first groove are larger than those of the second groove, and the protruding height of the first protruding part is larger than that of the second protruding part.

Furthermore, the fold part comprises a first boundary line and a second boundary line, wherein the first boundary line and the second boundary line are both provided with first strip-shaped folds, and the included angle between the first boundary line and the second boundary line is 25-60 degrees.

Furthermore, the absorbent layer comprises a second edge line recessed towards the middle area, the second edge line is crossed with the strip-shaped folds, the side area comprises a first edge line, and the first strip-shaped folds and the second strip-shaped folds extend to the first edge line.

Furthermore, the absorption layer comprises a gap part which is concave towards the direction of the middle area at the side areas, and the fold part completely covers the gap part.

The utility model provides a device for preparing above-mentioned breast pad, is including the roller set that is used for forming fold portion on the body, the roller set include last roller and lower roll, go up and have a clearance that is used for supplying the body to pass through between roller and the lower roll, last roller include a plurality of teeth, the lower roll include a plurality of grooves, tooth and groove correspond the setting, tooth and groove be the bar, and correspond with the position of strip fold, when the body passes through from the clearance, the tooth applys pressure and forms strip fold with the groove to the body.

Further, the lower roller further comprises a plurality of through holes, the groove comprises a bottom surface, the through holes penetrate through the bottom surface of the groove and are configured to be connected with a negative pressure device, and the upper roller further comprises a heating device for heating the teeth.

Has the advantages that: the embodiment of the invention provides a breast pad, which comprises a body formed by laminating a surface layer, an absorption layer and a bottom layer, wherein the body comprises a middle area and side areas positioned at two sides of the middle area, at least one side area is provided with a fold part, the fold part comprises a plurality of strip-shaped folds arranged at intervals, the strip-shaped folds extend from the side areas to the middle area, the strip-shaped folds comprise end parts facing the middle area, and extension lines of the strip-shaped folds from the end parts to the middle area are intersected at the same virtual central point, so that the fold part is more densely arranged at one side close to the middle area, and is more sparsely arranged at one side far away from the middle area; in the second aspect, the fold part is arranged to form an elastic shape, so that the breast shaping device can adapt to different breast shapes and is improved in use comfort; in the third aspect, the strip-shaped folds are radially arranged, so that the strip-shaped folds form a flow guide effect, the diffusion of the emulsion to the lateral area along the strip-shaped folds can be accelerated, and meanwhile, the invention also provides a device for preparing the breast pad.

Drawings

FIG. 1 is a schematic view of a nursing pad according to a first embodiment of the present invention;

FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;

FIG. 3 is an enlarged view of area B in FIG. 2;

FIG. 4 is a schematic view of a nursing pad of a second embodiment of the present invention;

FIG. 5 is a schematic view of a breast pad preparation device forming a fold region;

description of the illustrated elements:

a body 10; a middle region 101; a side region 102; a first edge line 1021; the

wrinkle portions

103, 203; a first strip-like fold 1031; a first end 1031 a; a third end 1031 b; a second strip-shaped corrugation 1032; a second end 1032 a; a fourth end 1032 b; a virtual center point 1033; a first

virtual line

1034,2034; a second

virtual line

1035,2035; a first line of symmetry 104; a second line of symmetry 105; a face layer 11; an absorbent layer 12; a notched portion 220; the

second edge lines

121, 221; a bottom layer 13; a roller set 30; an upper roller 31; a first tooth 311; a second tooth 312; a lower roller 32; the first groove 321; a second slot 322; a through hole 323.

Detailed Description

Referring to fig. 1-3 in combination, fig. 1 shows a front view of a nursing pad provided by a first embodiment of the present application, fig. 2 shows a cross-sectional view at a-a, fig. 3 shows an enlarged schematic view of a part of fig. 2, and the present application will be further explained with reference to these figures.

The breast pad provided by the first embodiment of the application comprises a body 10, wherein the body 10 comprises a surface layer 11, a bottom layer 13 and an absorption layer 12 which is clamped between the surface layer 11 and the bottom layer 13.

The top sheet 11 is disposed on a side close to the skin of the user, and the top sheet 11 is generally liquid permeable so that the lotion can pass through the top sheet 11 and then be absorbed by the absorbent layer 12, and since the top sheet 11 is in contact with the skin, it is preferable to select a sheet material having low irritation and softness, for example, a gauze, a cotton cloth, a spunlace nonwoven fabric, a hot air nonwoven fabric, or the like, having a weight of 10 to 60g/m2 per unit area, and more preferably, a hot air nonwoven fabric made of thermoplastic synthetic fibers, and as the synthetic fibers constituting the hot air nonwoven fabric, polyolefin fibers such as Polyethylene (PE) fibers, polypropylene (PP) fibers, or the like, polyester fibers, polyamide fibers such as nylon, or the like may be used, and in some optional embodiments, natural fibers or viscose fibers may be added together to further reduce irritation to the skin, these natural fibers may include wood fibers, cotton fibers, and the like.

The absorption layer 12 is used for absorbing emulsion and is arranged between the surface layer 11 and the bottom layer 13, specifically, the absorption layer 12 is a three-dimensional network structure formed by appropriately connecting a plurality of fibers in a tangled way, a plurality of pores are distributed among the three-dimensional network structure, a high polymer water absorption material is contained among the three-dimensional network structure, liquid can be absorbed and diffused through the pores, and the liquid can be absorbed and retained through the high polymer water absorption material, and the fibers can be fluff pulp.

The bottom layer 13 is used for preventing liquid from permeating and is arranged on the side far away from the skin of a user, the bottom layer 13 is usually made of water-repellent material, specifically, PE film, SMS non-woven fabric and the like, and preferably, the bottom layer 13 can allow gas such as water vapor to pass through, but liquid cannot pass through, so that the use is not stuffy.

The surface layer 11, the absorption layer 12 and the bottom layer 13 are stacked, and the surface layer 11 and the bottom layer 13 are combined along the outer peripheral edge, and a closed space is formed between the surface layer 11 and the bottom layer 13 by combining the outer peripheral edge, and the absorption layer 12 is accommodated in the closed space.

The combination refers to that the materials to be combined are connected to form a whole, and generally, the combination can be formed through a hot melting or bonding mode, wherein the hot melting can be performed through heating the materials to enable the materials to be locally melted after reaching the melting point temperature, and the connection is formed after solidification forming, or external energy such as ultrasonic waves is applied to the materials to enable the materials to be locally melted at high temperature, and the connection is formed after solidification forming.

The main body 10 includes a middle area 101 and side areas 102 located at two sides of the middle area 101, in this embodiment, the middle area 101 is an area corresponding to a nipple, the side areas 102 are a left area located at the left side of the middle area 101 and a right area located at the right side of the middle area 101 in fig. 1, the side areas 102 are provided with wrinkle portions 103, in this embodiment, the left area and the right area are both provided with wrinkle portions 103, the wrinkle portions 103 located at the left area and the right area are symmetrically arranged, and the wrinkle portions 103 located at the left area will be described in detail in the following description.

The wrinkle part 103 comprises a plurality of strip-shaped wrinkles arranged at intervals, the strip-shaped wrinkles extend from the side part area 102 to the middle part area 101 and comprise end parts facing the middle part area 101, extension lines of the strip-shaped wrinkles from the end parts to the middle part area 101 are intersected at a virtual central point 1033, the strip-shaped wrinkles are in a concave-convex fluctuating mode on the body 10, as can be understood, the strip-shaped wrinkles are approximately in a linear shape, the strip-shaped wrinkles are arranged at intervals along the width direction and extend to the middle part area 101 along the length direction, the strip-shaped wrinkles are in a radial mode by taking the virtual central point 1033 as a base point, the wrinkle part 103 is arranged more densely at one side close to the middle part area 101, and is arranged sparsely at one side far away from the middle part area 101, on one hand, due to the existence of the wrinkle part 103, the two side areas are in a shrinking mode, namely, the breast pad naturally presents a three-dimensional shape with two sides bending inwards and the middle part bulging outwards; in the second aspect, the arrangement of the fold part 103 forms an elastic form, which not only can adapt to different breast forms, but also improves the use comfort; in the third aspect, the strip-shaped folds are radially arranged, so that the strip-shaped folds form a diversion effect, and the emulsion can be accelerated to diffuse to the side area 102 along the strip-shaped folds.

In this embodiment, the strip pleats include first strip pleats 1031 and second strip pleats 1032, wherein the second strip pleats 1032 are located between two adjacent first strip pleats 1031, the first strip pleats 1031 include first end portions 1031a facing the central region 101 and third end portions 1031b far away from the central region 101, the second strip pleats 1032 include second end portions 1032a facing the central region 101 and fourth end portions 1032b far away from the central region 101, and a distance between the first end portions 1031a and the virtual center point 1033 is smaller than a distance between the second end portions 1032a and the virtual center point 1033, that is, the first end portions 1031a extend to the central region 101 longer than the second end portions 1032a, so that the first strip pleats 1031 and the second strip pleats 1032 are staggered on a side facing the central region 101 The second aspect of the invention is that, since the first end 1031a is closer to the middle region 101 than the second end 1032a, a space is formed between the adjacent first end 1031a and second end 1032a, and since the material is squeezed and wrinkled when forming the second wrinkle, the material is bent inward in the area of the second end 1032a, so that the body 10 is further bent inward at the second end 1032a, thereby forming a more three-dimensional effect, preferably, the difference between the distance between the first end 1031a and the virtual center point 1033 and the distance between the second end 1032a and the virtual center point 1033 is greater than or equal to 3 mm.

Further, the first end 1031a of each first strip-like fold 1031 is located on a virtual first virtual line 1034, the second end 1032a of each second strip-like fold 1032 is located on a virtual second virtual line 1035, the first virtual line 1034 may be a straight line, alternatively, referring to fig. 4, the first virtual line 2034 may be an arc, the second virtual line 1035 may be an arc, and, the curvature of the second virtual line 1035 is larger than the curvature of the first virtual line 1034, so that the distance between the first end 1031a and the virtual center point 1033 is smaller than the distance between the second end 1032a and the virtual center point 1033, and the area between the first virtual line 1034 and the second virtual line 1035 is a tongue-shaped area protruding away from the central area 101, so that the contraction force of the body 10 in this region is gradual and thus more easily rounded.

Further, when both the first virtual line 1034 and the second virtual line 1035 are arcs, both the first virtual line 1034 and the second virtual line 1035 are circular arcs, and when both the first virtual line 1034 and the second virtual line 1035 are circular arcs, the center of the circle on which the first virtual line 1034 is located, the center of the circle on which the second virtual line 1035 is located, and the virtual center point 1033 are on the same straight line.

Further, the body 10 is in a symmetrical figure, and includes a first symmetry line 104, and the center of the circle on which the first virtual line 1034 is located, the center of the circle on which the second virtual line 1035 is located, and the virtual center point 1033 are on the first symmetry line 104, it can be understood that the body 10 can be folded along the first symmetry line 104, so as to reduce the volume of the breast pad, and facilitate packaging and using.

Further, the body 10 may be arranged symmetrically along a second symmetry line 105, wherein the second symmetry line 105 is perpendicular to the first symmetry line 104, and the wrinkle part 103 at the left side region and the wrinkle part 103 at the right side region are arranged symmetrically along the second symmetry line 105.

Further, when the first virtual line 1034 is a straight line, the first virtual line 1034 is parallel to the second symmetric line 105.

Further, it can be understood that the wrinkled portion 103 has a substantially fan shape, in this embodiment, the wrinkled portion 103 includes a first boundary line at an upper end and a second boundary line at a lower end, a first strip-like wrinkle 1031 is disposed on both the first boundary line and the second boundary line, and an included angle between the first boundary line and the second boundary line is 25 ° to 60 °.

Further, there are at least two second strip-like folds 1032 located between adjacent first strip-like folds 1031.

Further, the first strip-shaped fold 1031 includes a first groove having an opening and a first protruding portion protruding relatively, wherein the opening faces to the skin side, that is, the first groove is recessed from the surface layer 11 to the bottom layer 13 and protrudes from the bottom layer 13 away from the skin side, so as to form a fold, the second strip-shaped fold 1032 includes a second groove having an opening and a second protruding portion protruding relatively, the opening direction of the same second groove faces to the skin side, and the second protruding portion protrudes from the skin side, which can be understood, on one hand, so that the skin side has better comfort, on the other hand, the opening direction faces to the skin side, and the body 10 is bent beyond the skin side due to material stress, so as to make the fold 103 present a curved shape as a whole.

Further, the opening width and depth of the first strip-shaped fold 1031 are larger than those of the second strip-shaped fold 1032, since the general size of the breast pad is 90-180mm in order to adapt to the size of the breast, if the opening width of the first strip-shaped fold 1031 is a1 and the depth is b1, the protruding height of the protruding part is c1, the opening width of the second strip-shaped fold 1032 is a2, the depth is b2, and the protruding height of the protruding part is c2, then the a1 is 1.2-6mm, the b1 is 1-5mm, the c1 is 1.2-6mm, the a2 is 0.5-3mm, the b2 is 0.2-1mm, and the c2 is 0.2-2mm, under the sizes, the stereoscopic shapes of arch shapes can be formed at the same time, the comfort level, the flow guiding and diffusing, and the elastic effect and the shape restoring ability can be satisfied.

Further, the side portion 102 includes a first edge line 1021, and the first strip-shaped pleats 1031 and the second strip-shaped pleats 1032 extend to the first edge line 1021, that is, the third end 1031b and the fourth end 1032b are located on the first edge line 1021.

Further, referring to fig. 4, the absorption layer includes a notch 220 recessed toward the middle region in the side regions, the position of the wrinkle portion 203 corresponds to the position of the notch 220, and the absorption layer completely covers the notch 220, where the area formed by projecting the notch 220 on a plane parallel to the position of the notch 220 is located within the area formed by projecting the wrinkle portion 203 on the plane, that is, the absorption layer includes a second edge line 221 at the notch 220, and the second edge line 221 is recessed toward the middle region, and it is also possible, for example, in the first embodiment, the absorption layer 12 includes a second edge line 121 in the side regions 102, and the second edge line 121 is recessed toward the middle region 101, and by this arrangement, since there is no absorption layer in the recessed area of the notch 220 or the second edge line 221, the thickness and the strength of the partial area are both reduced, thereby further being convenient for the body intermediate position to arch, form three-dimensional form.

Further, the first edge line 1021 is also concave towards the middle area 101.

Referring to fig. 5, the present invention also provides a device for preparing the breast pad, the device includes a roller set 30 for forming a wrinkle part 103 on the product, the roller set 30 includes an upper roller 31 and a lower roller 32, a gap for the product to pass through is formed between the upper roller 31 and the lower roller 32, the upper roller 31 includes a plurality of teeth, the lower roller 32 includes a plurality of grooves, the teeth and the grooves are arranged correspondingly, when the product passes through the gap, the teeth and the grooves apply pressure to the product and form strip-shaped wrinkles, it can be understood that the teeth and the grooves are both strip-shaped and correspond to the positions of the strip-shaped wrinkles.

Further, the teeth include a first tooth 311 and a second tooth 312, the grooves include a first groove 321 and a second groove 322, wherein the first tooth 311 corresponds to the first groove 321 to form a first strip-shaped corrugation 1031, and the second tooth 312 corresponds to the second groove 322 to form a second strip-shaped corrugation 1032.

Further, the first teeth 311 include opposing flanks that are angled at an angle of 25 ° to 35 °, and similarly, the second teeth 312 include opposing flanks that are angled at an angle of 25 ° to 35 ° to reduce damage to the facing layer 11 and to form a strip-shaped fold with form retention and resiliency capabilities.

In this embodiment, the size of the formed strip-shaped wrinkle needs to be large, and the form of the strip-shaped wrinkle needs to be maintained, the lower roller 32 further includes a plurality of through holes 323, the first groove 321 includes a bottom surface, the through holes 323 penetrate through the bottom surface of the first groove 321, and are configured to be connected with a negative pressure device, so that the first groove 321 is in a negative pressure state, when a product enters the gap, under the negative pressure effect of the first groove 321, the body 10 is bent towards the first groove 321 and filled into the first groove 321, so that the setting time of the first strip-shaped wrinkle 1031 can be increased, and the complete first strip-shaped wrinkle 1031 can be formed, and further, the upper roller 31 further includes a heating device for heating the first tooth 311, so as to further increase the setting effect on the first strip-shaped wrinkle 1031.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a breast pad, includes the body by the range upon range of formation of surface course, absorbed layer and bottom, its characterized in that, the body include the middle part district and be located the lateral part district of middle part district both sides, at least one lateral part district is provided with fold portion, fold portion include the strip fold that a plurality of intervals set up, the strip fold extend to the middle part district from the lateral part district, just, the strip fold include the tip towards the middle part district, this a plurality of strip folds intersect in same virtual center point from the extension line of its tip to middle part district direction.

2. The nursing pad according to claim 1, wherein the strip-like folds comprise first strip-like folds and second strip-like folds, wherein the second strip-like folds are located between two adjacent first strip-like folds, the first strip-like folds comprise a first end portion facing the central area and a third end portion away from the central area, the second strip-like folds comprise a second end portion facing the central area and a fourth end portion away from the central area, and the distance between the first end portion and the virtual center point is smaller than the distance between the second end portion and the virtual center point.

3. The nursing pad of claim 2 wherein the first end of each first strip fold lies on an imaginary first imaginary line and the second end of each second strip fold lies on an imaginary second imaginary line, the first imaginary line being a straight line or an arc, the second imaginary line being an arc, and the curvature of the second imaginary line being greater than the curvature of the first imaginary line.

4. The nursing pad of claim 3, wherein the first virtual line and the second virtual line are circular arcs, and the center of the circle containing the first virtual line, the center of the circle containing the second virtual line and the virtual center point are on the same straight line.

5. The nursing pad of claim 2 wherein the first strip-like folds include a first recess having an opening and an oppositely projecting first projection, the second strip-like folds include a second recess having an opening and an oppositely projecting second projection, the first recess has an opening width and a depth greater than those of the second recess, and the first projection has a projection height greater than that of the second projection.

6. The nursing pad according to claim 2, characterized in that the fold comprises a first and a second borderline, that a first strip fold is arranged on both the first and the second borderline, and that the first borderline and the second borderline enclose an angle of 25 ° -60 °.

7. The nursing pad of claim 2 wherein the absorbent layer includes a second edge line recessed toward the central region, the second edge line intersecting the strip-like gathers, and the side regions include a first edge line, the first strip-like gathers and the second strip-like gathers extending to the first edge line.

8. The nursing pad of claim 7 wherein the absorbent layer includes a notch in the side regions that is concave toward the central region, and the fold completely covers the notch.

9. An apparatus for preparing the nursing pad of claim 1, comprising a roller set for forming the wrinkles on the body, said roller set comprising an upper roller and a lower roller, wherein a gap is formed between the upper roller and the lower roller for the body to pass through, said upper roller comprises a plurality of teeth, said lower roller comprises a plurality of grooves, said teeth and grooves are arranged corresponding to each other, said teeth and grooves are both in the shape of a bar and correspond to the positions of the bar-shaped wrinkles, and when the body passes through the gap, the teeth and grooves apply pressure to the body and form the bar-shaped wrinkles.

10. The apparatus as claimed in claim 9, wherein said lower roller further comprises a plurality of through holes, said groove comprises a bottom surface, said through holes penetrate through the groove bottom surface and are configured to be connected to a negative pressure device, and said upper roller further comprises a heating device for heating the teeth.