Waistline system for pull-ups

Abstract

The utility model relates to the field of disposable hygienic products, in particular to a waistline system for pull-ups, which mainly solves the problem of poor waistline attachment of the pull-ups in the prior art and comprises a pull-ups body, the pull-ups body comprises an outer garment layer and an absorption core layer, and the outer garment layer is provided with a front waist area, a rear waist area and a crotch area. The outer clothes layer comprises an upper-layer non-woven fabric, a lower-layer non-woven fabric and a waistline rubber band, folding parts are arranged on the two transverse sides of the upper-layer non-woven fabric and the two transverse sides of the lower-layer non-woven fabric, first sewing lines are arranged on the folding parts in a hot pressing mode, and a front waist area and a rear waist area of the lower-layer non-woven fabric each comprise a first elastic area, a blank area and a second elastic area; the waistline rubber bands are distributed on the first elastic area and the second elastic area, the upper-layer non-woven fabric is attached to the second elastic area, the first elastic area is attached to the upper surface of the upper-layer non-woven fabric, and second sewing lines are arranged on the two transverse side edges of the front waist area and the rear waist area of the coat outer layer in a hot pressing mode.

Description

Technical Field

[0001] The utility model relates to the field of disposable sanitary products, in particular to a waist system of pull-up pants. Background Art

[0002] There are three main types of diapers: straight-line diapers, waist-stick diapers, and pants-shaped diapers. Pants-shaped diapers are also called pull-up diapers. They are easy to put on and take off, and are mainly used when training babies to go to the toilet by themselves. Existing pull-up diapers generally use elastic waists with spandex yarns.

[0003] Chinese patent application number: 202020132732.7 discloses a waist structure of pull-up pants, including a pull-up pants body, the pull-up pants body including a waist part and a water-absorbing crotch part corresponding to the human body's crotch, the waist part including a front waist part corresponding to the front waist of the human body and a rear waist part corresponding to the rear waist of the human body, the front waist part is provided with a front connecting part connected to the water-absorbing crotch part and an elastic front tightening part, the rear waist part is provided with a rear connecting part connected to the water-absorbing crotch part and an elastic rear tightening part, the front connecting part and the rear connecting part are both single-layer non-woven fabrics, and the connection between the front waist part and the rear waist part is provided with a dotted line that is easy to tear. By removing the dotted design of the composite part of the front and rear waist parts and the water-absorbing crotch part, it not only does not affect the fit of the pull-up pants, but also reduces the wrinkles in the middle of the waist of the pull-up pants, increases the flatness of the connection between the water-absorbing crotch part and the waist, and makes the pattern on the water-absorbing crotch part clearer, greatly increasing the aesthetics of the pull-up pants.

[0004] However, since the baby's waist is curved, that is, the waist sizes of the babies covered by the pull-up pants are different, and the elastic bands arranged in the waist area of ​​the pull-up pants are of equal length, the lateral contraction force of the waist of the pull-up pants is balanced, resulting in relatively poor fitting when worn. Utility Model Content

[0005] Therefore, in view of the above-mentioned problems, the utility model provides a pull-up pants waist system, which mainly solves the problem of poor waist adhesion of pull-up pants in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A pull-up pants waist system comprises a pull-up pants body, the pull-up pants body comprises an outer garment layer and an absorbent core layer, the outer garment layer comprises a front waist area, a rear waist area and a crotch area connecting the front waist area and the rear waist area, the outer garment layer comprises an upper non-woven fabric, a lower non-woven fabric and a waist elastic band, both lateral sides of the upper non-woven fabric and the lower non-woven fabric are provided with folding parts, each of the folding parts is heat-pressed with a first stitching line, the front waist area and the rear waist area of ​​the lower non-woven fabric both comprise a first elastic area, a blank area and a second elastic area, the blank area is distributed between the first elastic area and the second elastic area, the waist elastic band is distributed on the first elastic area and the second elastic area, and the lateral middle parts of the first elastic area and the second elastic area are compounded with the waist elastic band, the upper non-woven fabric is attached to the second elastic area, the first elastic area is attached to the upper surface of the upper non-woven fabric, and the lateral sides of the front waist area and the rear waist area of ​​the outer garment layer are heat-pressed with second stitching lines.

[0008] Furthermore, the width ratio of the first elastic area, the blank area and the second elastic area is 3-6:1:5-8.

[0009] Furthermore, the blank area is compounded with bulky cotton.

[0010] Furthermore, the waist elastic band includes at least ten first waist elastic bands with a stretch ratio greater than 1.8 times combined in the first elastic zone and at least twenty second waist elastic bands with a stretch ratio greater than 1.8 times combined in the second elastic zone.

[0011] Furthermore, the upper nonwoven fabric and the lower nonwoven fabric located at the folded portion are spaced apart.

[0012] By adopting the above-mentioned technical scheme, the beneficial effects of the utility model are as follows: the waist system of the pull-up pants is achieved by providing a first elastic area, a blank area and a second elastic area on the lower non-woven fabric, and compounding waist elastic bands on the first elastic area and the second elastic area respectively, and then attaching the upper non-woven fabric to the second elastic area, and finally folding along the longitudinal center axis of the blank area so that the first elastic area is attached to the upper surface of the upper non-woven fabric, forming a double-layer waist elastic band distribution with a three-dimensional effect, improving the adhesion of the front waist area and the back waist area of ​​the outer clothing layer, and through the provision of the folded parts on the upper non-woven fabric and the lower non-woven fabric, the lateral extensibility of the front waist area and the back waist area can be improved by tearing open the folded parts during use, and can be adjusted accordingly according to the different waist sizes of babies, thereby improving the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the utility model;

[0014] Figure 2It is a schematic diagram of the three-dimensional structure of an embodiment of the utility model in an unfolded state;

[0015] Figure 3 yes Figure 2 Schematic diagram of the cross-sectional structure at AA in the middle;

[0016] Figure 4 It is a schematic diagram of the cross-sectional structure along the longitudinal direction in an embodiment of the utility model. DETAILED DESCRIPTION

[0017] The utility model is now further described in conjunction with the accompanying drawings and specific implementation methods.

[0018] The utility model embodiment is:

[0019] refer to Figures 1 to 4 As shown, a pull-up pants waist system includes a pull-up pants body 1, and the length direction of the pull-up pants body 1 is defined as the longitudinal direction, and the width direction is defined as the lateral direction. The pull-up pants body 1 includes an outer clothing layer 12 and an absorbent core layer 11. The outer clothing layer 12 has a front waist area 101, a back waist area 102, and a crotch area 103 connecting the front waist area 101 and the back waist area 102. The outer clothing layer 12 includes an upper non-woven fabric 121, a lower non-woven fabric 122, and a waist elastic band 123. Folding parts 2 are provided on both lateral sides of the upper non-woven fabric 121 and the lower non-woven fabric 122, and a first stitching line 3 is heat-pressed on each of the folding parts 2. The lower non-woven fabric The front waist area 101 and the back waist area 102 of 122 both include a first elastic area 201, a blank area 202 and a second elastic area 203, the blank area 202 is distributed between the first elastic area 201 and the second elastic area 202, the waist elastic band 123 is distributed on the first elastic area 201 and the second elastic area 202, and the transverse middle parts of the first elastic area 201 and the second elastic area 202 are compounded with the waist elastic band 123, the upper non-woven fabric 121 is attached to the second elastic area 202, the first elastic area 201 is attached to the upper surface of the upper non-woven fabric 121, and the transverse sides of the front waist area 101 and the back waist area 102 of the outer layer 12 of the outer garment are hot-pressed with a second stitching line 4.

[0020] The pull-up pants waist system is provided with a first elastic area 201, a blank area 202 and a second elastic area 203 on a lower non-woven fabric 122, and waist elastic bands 123 are compounded on the first elastic area 201 and the second elastic area 202 respectively, and then the upper non-woven fabric 121 is attached to the second elastic area 203, and finally folded along the longitudinal center axis of the blank area 202 so that the first elastic area 201 is attached to the upper surface of the upper non-woven fabric 121, forming a double-layer waist elastic band 123 distribution, which has a three-dimensional effect and improves the adhesion of the front waist area 101 and the back waist area 102 of the outer clothing layer 12, and through the provision of the folding part 2 on the upper non-woven fabric 121 and the lower non-woven fabric 122, the lateral extensibility of the front waist area 101 and the back waist area 102 can be improved by tearing open the folding part 2 during use, and can be adjusted accordingly according to the different waist sizes of babies, thereby improving the convenience of use.

[0021] Furthermore, the width ratio of the first elastic zone 201, the blank zone 202 and the second elastic zone 203 is 3-6:1:5-8, preferably 4:1:7. The waist elastic band 123 includes fifteen first waist elastic bands 123a with a stretching ratio of 1.8 times composited to the first elastic zone 201 and thirty second waist elastic bands 123b with a stretching ratio of 1.8 times composited to the second elastic zone 203. Due to the difference in the number of the first waist elastic bands 123a and the second waist elastic bands 123b in the first elastic zone 201 and the second elastic zone 203 and the difference in the width of the first elastic zone 201 and the second elastic zone 203, the composite front waist zone 101 and the back waist zone 102 have different contraction forces in the longitudinal direction, which can adapt to the waist circumference of the baby and further improve the adhesion.

[0022] Furthermore, the blank area 202 is compounded with bulky cotton 5, so that no waist elastic band is applied after the lower non-woven fabric 122 is folded, and the softness of this area is improved by the bulky cotton 5, thereby improving the comfort of use, and the upper non-woven fabric 121 and the lower non-woven fabric 122 located in the folding part 2 are spaced apart, which is convenient for the folding part 2 to be stretched out and used, and can ensure the lateral contraction effect of the waist elastic band.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0026] Although the present invention has been specifically shown and described in conjunction with the preferred embodiments, it should be understood by those skilled in the art that various changes may be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined by the appended claims, all of which are within the scope of protection of the present invention.

Claims

1. A pull-up pants waist system, characterized in that: The invention comprises a pull-up pants body, which comprises an outer garment layer and an absorbent core layer, wherein the outer garment layer comprises a front waist region, a rear waist region and a crotch region connecting the front waist region and the rear waist region, wherein the outer garment layer comprises an upper non-woven fabric, a lower non-woven fabric and a waist elastic band, wherein both lateral sides of the upper non-woven fabric and the lower non-woven fabric are provided with folding parts, and each of the folding parts is heat-pressed with a first stitching line, and the front waist region and the rear waist region of the lower non-woven fabric each comprise a first elastic region, a blank region and a second elastic region, wherein the blank region is distributed between the first elastic region and the second elastic region, wherein the waist elastic band is distributed on the first elastic region and the second elastic region, and the lateral middle parts of the first elastic region and the second elastic region are compounded with the waist elastic band, wherein the upper non-woven fabric is attached to the second elastic region, and the first elastic region is attached to the upper surface of the upper non-woven fabric, and both lateral sides of the front waist region and the rear waist region of the outer garment layer are heat-pressed with a second stitching line.

2. The pull-up pants waist system according to claim 1, characterized in that: The width ratio of the first elastic area, the blank area and the second elastic area is 3-6:1:5-8.

3. The pull-up pants waist system according to claim 1 or 2, characterized in that: The blank area is compounded with bulky cotton.

4. The pull-up pants waist system according to claim 3, characterized in that: The waist elastic band includes at least ten first waist elastic bands with a stretch ratio greater than 1.8 times compounded in the first elastic zone and at least twenty second waist elastic bands with a stretch ratio greater than 1.8 times compounded in the second elastic zone.

5. The pull-up pants waist system according to claim 4, characterized in that: The upper nonwoven fabric and the lower nonwoven fabric located at the folded portion are spaced apart.

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