CN204744656U - Disposable adult diaper - Google Patents

Abstract

The utility model relates to the field of sanitary products. A disposable adult diaper, comprising an outer cover, an absorber, a leak-proof retaining wall, elastic elastic bands on the legs and a pair of rear connecting parts, each rear connecting part is provided with a magic buckle; in the unfolded state, the outer cover and a The rear connecting parts are connected into a T shape; the outer cover includes a non-water-permeable outer layer and a water-permeable inner layer; each rear connecting part is divided into sequentially connected inner, middle and outer parts from the inside to the outside; the magic buckle is fixed On the outer sheet, the adhesive part can extend out of the outer sheet; the absorber is divided into a central area, a connecting area and a side area from the width direction. The advantages of the disposable adult diaper are that the effect of lateral anti-seepage is good, the middle part of the absorbent body is not easy to accumulate fluid, and the use comfort is good.

Description

Disposable adult diaper

technical field

The utility model relates to the field of sanitary products, in particular to a disposable adult diaper.

Background technique

At present, the structure of disposable adult diapers on the market mainly includes an outer cover, an absorber, a leak-proof retaining wall, an elastic elastic band on the legs and a pair of rear connection parts. The ribs and the rear connecting parts are arranged on the outer cover, a pair of rear connecting parts are located at the rear side in the length direction of the outer cover, and each rear connecting part is provided with a magic buckle. Most of the absorbers are long strips with a single structure. When the urine volume is large, fluid accumulation in the middle of the absorber is prone to occur, which affects the comfort of use. The structure of the leak-proof retaining wall is: at the crotch, the lower end of the leak-proof retaining wall, the hydrophilic non-woven fabric and the edge of the absorber are bonded and fixed by glue, and the crotch absorbs the most fluid because the hydrophilic non-woven fabric Existence, the urine in the absorption body is easy to ooze out along the hydrophilic non-woven fabric, and the situation of side leakage occurs. In particular, adult diapers are often used by bedridden people, so when the amount of urine is large, it is very easy for the urine to leak backwards.

Contents of the invention

Aiming at the shortcomings of the existing disposable adult diapers, the purpose of the utility model is to provide an adult diaper with good lateral anti-seepage effect, no fluid accumulation in the middle of the absorber, and good comfort in use.

In order to achieve the above object, the utility model adopts the following technical solutions:

A disposable adult diaper, comprising an outer cover, an absorber, a leak-proof retaining wall, leg elastic elastics and a pair of rear connecting parts, the absorber is inside the outer cover, a leak-proof retaining wall, leg elastic elastics and a rear side The connecting part is arranged on the outer cover, and a pair of rear connecting parts are located at the rear side in the length direction of the outer cover, and each rear connecting part is equipped with a magic buckle; the leak-proof retaining wall and the elastic elastic bands of the legs are arranged on the absorber in turn The outer side in the width direction; in the unfolded state, the outer cover and the rear connecting parts are rectangular, and the outer cover and a pair of rear connecting parts are connected to form a T shape; the outer cover includes a non-water-permeable outer layer and a water-permeable inner layer, and in the thickness direction, it is impermeable The water-repellent outer layer is the lower part, and the water-permeable inner layer is the upper part; the non-water-permeable outer layer is composed of a water-repellent base film and the bottom non-woven fabric. In the thickness direction, the water-repellent base film is on the upper part of the bottom non-woven fabric; Hydrophilic non-woven fabric; in the width direction, each rear connection part is divided into successively connected inner sheet, middle sheet and outer sheet from inside to outside, the inner sheet is fixed on the outer cover, and the magic buckle is fixed on the outer sheet; each The magic buttons on the outer sheet are two arranged in parallel along the length direction. The magic button includes a fixed part and an adhesive part. The fixed part is fixed on the outer sheet, and the adhesive part can extend out of the outer sheet; It is composed of the first absorbent core close to the water-repellent base film and the second absorbent core close to the hydrophilic non-woven fabric; in the length and width directions, the second absorbent core is located in the middle of the first absorbent core, and the absorber There is a diversion groove on the top; in the thickness direction, a diversion layer is provided between the second absorbent core and the hydrophilic non-woven fabric; the absorber is divided into a central area, a connecting area and a side area in the width direction, and the connecting area There are two side areas and two side areas, the two side areas are respectively located on the outside of the width direction, each connection area is between the central area and the side area, and the shape of the diversion groove on the central area and the side area is rhombus , the shape of the diversion groove in the connection area is a straight strip that runs through the absorber along the length direction; the shape of the absorber is left-right symmetrical along the center line in the length direction; in the thickness direction, the end of the leak-proof retaining wall is provided with a retaining wall elastic to prevent The lower end of the leak-proof retaining wall and the hydrophilic non-woven fabric are bonded and fixed by glue; in the middle of the length direction of the receiving body, there is a gap between the lower end of the leak-proof retaining wall and the fixing part of the hydrophilic non-woven fabric and the outer side in the width direction of the absorber ; In the width direction, the outer side of the leak-proof retaining wall is provided with a water-repellent non-woven fabric connected with it, and in the thickness direction, the elastic elastic bands of the legs are arranged between the water-repellent non-woven fabric and the non-water-permeable outer layer. The water non-woven fabric and the non-water-permeable outer layer are bonded and fixed by glue; in the thickness direction, the middle part of the length direction of the end of the leak-proof retaining wall can be separated from the surface of the hydrophilic non-woven fabric, and the front and rear of the end of the leak-proof retaining wall in the length direction The two ends are fixed to the surface of the hydrophilic non-woven fabric.

Preferably, a pair of front connecting parts are provided on the front side in the longitudinal direction of the outer cover, the front connecting parts are rectangular, the length of the front connecting parts is 200-300 mm, and the width is 200-350 mm.

Preferably, the length of the outer cover is 700-1200mm, the width of the outer cover is 250-400mm; the length of the absorber is 630-800mm, the minimum width of the absorber is 150-200mm, and the maximum width of the absorber is 300-400mm; The length is 200-300mm, and the width is 200-350mm.

Preferably, the front portion of the bottom non-woven fabric in the longitudinal direction is provided with a front waist patch matching the bonding portion of the magic buckle.

Preferably, in the length direction, the middle part of the leg elastic elastic is arc-shaped, and the front and rear parts of the leg elastic elastic are more outside in the width direction than the middle part of the leg elastic elastic.

Preferably, in the longitudinal direction, the elastic elastic bands of the legs are straight, and the elastic elastic bands of the legs are parallel to the sides of the outer cover in the longitudinal direction.

Preferably, the width of the front and rear parts in the longitudinal direction of the absorber is greater than the width of the middle part in the longitudinal direction of the absorber.

Preferably, the gap between the lower end of the leak-proof retaining wall and the fixing place of the hydrophilic non-woven fabric and the outer side in the width direction of the absorber is 3-20 mm.

Preferably, the middle sheet is an elastic stretch sheet that can be stretched transversely; the height between the upper end and the lower end of the leakproof retaining wall is 25-50mm.

A disposable adult diaper adopting the above technical solution has the following advantages: 1. Two magic buttons on each outer sheet are arranged in parallel along the length direction, and the bonding part of the magic button can extend out of the outer sheet In addition, each rear connection part is divided into inner, middle and outer panels connected in sequence from the inside to the outside. The inner panel is fixed on the outer cover to make the magic buckle more convenient to use; It consists of the first absorbent core and the second absorbent core close to the hydrophilic non-woven fabric. There is a diversion layer between the second absorbent core and the hydrophilic non-woven fabric, fully considering the factor of large urine volume of adults , use the diversion layer to guide the urine to the first absorbent core and the second absorbent core, which can alleviate the problem of rapid fluid accumulation in the middle of the absorbent body and improve the comfort of use; 3. In the middle of the absorbent body in the length direction, There is a gap of at least 3mm between the lower end of the leak-proof retaining wall and the fixing part of the hydrophilic non-woven fabric and the outer side of the absorber in the width direction. Compared with the traditional leak-proof retaining wall fixing structure, it solves the problem that the absorber is easy to The problem of lateral leakage; the elastic elastic bands of the legs are arranged between the water-repellent non-woven fabric and the non-water-permeable outer layer, that is, the lower end of the leak-proof retaining wall and the outer side of the fixed part of the hydrophilic non-woven fabric in the width direction are water-repellent The non-woven fabric and the non-water-permeable outer layer are bonded and fixed by glue, which completely solves the problem that the crotch is easy to seep; The front and rear ends in the length direction of the end of the leaky retaining wall are fixed to the surface of the hydrophilic non-woven fabric, and the leakproof retaining wall can effectively prevent side leakage; 4. The absorber is divided into a central area, a connecting In the area and the side area, one function of the diversion groove is to enhance the strength of the absorber. At the same time, the rhombus-shaped diversion groove on the central region can be used for the rapid diffusion of urine to the surrounding area. The diversion groove in the connecting region is used for Guide the urine to diffuse in the length direction, and prevent the urine inside the connection area from diffusing to the outside of the connection area in the width direction as much as possible, so as to prevent side leakage.

Description of drawings

Fig. 1: the structural representation of the utility model embodiment 1;

Fig. 2: the structural representation of the utility model embodiment 2;

Figure 3: A schematic diagram of partial decomposition in the thickness direction of the disposable adult diaper of the present invention;

Figure 4: A schematic diagram of the absorber in the disposable adult diaper of the present invention.

Detailed ways

Below in conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this patent is further explained.

Example 1

A disposable adult diaper as shown in Figure 1, Figure 3 and Figure 4, including an outer cover 1, an absorber 2, a magic button 3, a leak-proof retaining wall 4, elastic elastic bands 5 on legs and a pair of rear connecting parts 8. The absorber 2 is inside the outer cover 1, the leak-proof retaining wall 4, the leg elastic elastic band 5 and a pair of rear connecting parts 8 are arranged on the outer cover 1, the leak-proof retaining wall 4 and the leg elastic elastic band 5 are arranged in sequence On the outer side of the absorber 2 in the width direction, the hook and loop fastener 3 is fixed on the rear connecting portion 8 .

During use, the rear part of the length direction of the outer cover 1 corresponds to the back waist of the human body, the front part of the length direction of the outer cover 1 corresponds to the front waist of the human body, and the middle part of the length direction of the outer cover 1 corresponds to the crotch of the human body.

In the unfolded state, both the outer cover 1 and the rear connecting portion 8 are rectangular, and the outer cover 1 and a pair of rear connecting portions 8 are connected to form a T shape. The outer cover 1 includes a water-impermeable outer layer 12 and a water-permeable inner layer 11, the water-impermeable outer layer 12 is the lower part and the water-permeable inner layer 11 is the upper part in the thickness direction. The non-water-permeable outer layer 12 is composed of a water-repellent base film 121 and a bottom non-woven fabric 122. In the thickness direction, the water-repellent base film 121 is on the top of the bottom non-woven fabric 122, and the water-permeable inner layer 11 is a hydrophilic non-woven fabric.

In the width direction, each rear connecting portion 8 is divided into successively connected inner sheet 81, middle sheet 82 and outer sheet 83 from the inside to the outside, the inner sheet 81 is fixed on the outer cover 1, and the middle sheet 82 is laterally stretchable. Elastic stretch sheet, magic buckle 3 is fixed on the outer sheet 83. The magic buttons 3 on each outer sheet 83 are two arranged in parallel along the length direction. The magic buttons 3 include a fixed part 31 and a bonding part 32. The fixing part 31 is fixed on the outer sheet 83, and the bonding part 32 can be stretched. Out of the outside sheet 83.

In the thickness direction, the absorber 2 is composed of a first absorbent core 21 close to the water-repellent base film 121 and a second absorbent core 22 close to the hydrophilic non-woven fabric 11; in the length and width directions, the position of the second absorbent core 22 is Both are located in the middle of the first absorbent core 21 , and the absorbent body 2 is provided with a diversion groove 23 , and the water absorption of the second absorbent core 22 is greater than that of the first absorbent core 21 . In the thickness direction, a diversion layer 6 is provided between the second absorbent core 22 and the hydrophilic non-woven fabric 11, fully considering the factor that adults have a large amount of urine, and using the diversion layer 6 to guide the urine to the first absorbent core. On the core body 21 and the second absorbent core body 22, because the second absorbent core body 22 has a large water absorption capacity, it can alleviate the problem of rapid fluid accumulation in the middle of the absorbent body and improve the comfort of use.

The absorber 2 is divided into a central area 231, a connecting area 232 and a side area 233 from the width direction, the central area 231 is located in the middle of the width direction of the absorber 2, the connecting area 232 and the side area 233 are two, two The side region 233 is at the outer end of the width direction, and each connecting region 232 is between the central region 231 and the side region 233, and the shape of the guide groove on the central region 231 and the side region 233 is rhombus, and the connection region 232 The shape of the diversion groove is a straight strip that runs through the absorber along the length direction; the shape of the absorber 2 is left-right symmetrical along the center line along the length direction. One function of the diversion groove 23 is to enhance the strength of the absorber 2. At the same time, the rhombus-shaped diversion groove on the central area 231 can be used for the urine to quickly spread around, and the diversion groove in the connecting region 232 is used to guide the urine. The liquid diffuses in the length direction, and prevents the urine inside the connection area 232 in the width direction from diffusing to the outside of the connection area 232 as far as possible, thereby achieving the effect of preventing side leakage.

In the thickness direction, the upper end of the leak-proof retaining wall 4 is provided with a retaining wall elastic 41, the lower end of the leak-proof retaining wall 4 is bonded to the hydrophilic non-woven fabric by glue, and the lower end of the leak-proof retaining wall 4 is connected to the hydrophilic non-woven fabric. There is a gap of at least 3 mm between the fixed place and the outer side of the absorber 2 in the width direction, and the gap is not greater than 20 mm. In the thickness direction, the middle part of the upper end of the leak-proof retaining wall 4 in the length direction can be separated from the surface of the hydrophilic non-woven fabric, and the front and rear ends of the upper end of the leak-proof retaining wall 4 in the length direction are fixed to the surface of the hydrophilic non-woven fabric, and the leak-proof retaining wall The height between the upper end and the lower end of the wall 4 is 25-50mm, and the effect of preventing side leakage is good. In the width direction, the outer side of the leakproof retaining wall 4 is provided with a water-repellent non-woven fabric 42 connected therewith, and in the thickness direction, the elastic elastic bands 5 of the legs are arranged between the water-repellent non-woven fabric and the non-water-permeable outer layer 12 Between the water-repellent non-woven fabric and the non-water-permeable outer layer 12, specifically the water-repellent base film 121 is bonded and fixed by glue, that is, the water-repellent non-woven fabric on the outside of the fixed part of the leak-proof retaining wall 4 and the width direction of the hydrophilic non-woven fabric. The cloth and the water-repellent base film 121 are bonded and fixed by glue, so lateral seepage is not easy to occur. The size of the above-mentioned gap is very critical. If the gap is less than 1mm, it is not only inconvenient to produce, but also the probability of leakage is about 20% when the urine volume is large; the gap is 1-2.5mm, and the probability of leakage is large when the urine volume is large. The probability of leakage is still about 10%; the gap is more than 3mm, and the probability of leakage is less than 1% when the urine volume is large. Compared with the traditional fixed structure of leak-proof retaining wall, it basically solves the problem that the absorber is easy to seepage laterally. Problem; the gap above is not greater than 20mm, otherwise it will affect the overall design of the product, especially the comfort of use.

The width of the front and rear parts of the absorber 2 in the longitudinal direction is greater than the width of the central part in the longitudinal direction of the absorber. In the length direction, the leg elastic elastic band 5 is straight, and the leg elastic elastic band 5 is parallel to the side in the length direction of the outer cover 1, which can reduce the size from the leakproof retaining wall 4 to the width edge of the outer cover 1 and reduce the production cost .

In the length direction, a water-repellent back waist retaining wall 7 is arranged at the rear of the absorber 2, and both ends of the water-repellent back waist retaining wall 7 are fixed between the hydrophilic non-woven fabric and the leak-proof retaining wall 4, and the water-repellent back waist The rear side of the retaining wall 7 is fixed with the hydrophilic non-woven fabric, and the front side of the water-repellent rear waist retaining wall 7 is provided with a rear elastic rubber band 71, and the front side of the water-repellent rear waist retaining wall 7 can be separated from the surface of the hydrophilic non-woven fabric. The water-repellent rear waist retaining wall 7 can effectively prevent the problem of urine leakage backwards, especially for long-term bedridden use, the effect of preventing rear side leakage is better.

The length of cover 1 is 700-1200mm, the width of cover 1 is 250-400mm; the length of absorber 2 is 630-800mm, the minimum width of absorber 2 is 150-200mm, and the maximum width of absorber 2 is 300-400mm; the width of magic buckle 3 is 20-50mm, the distance between the two magic buttons 3 arranged in parallel along the length direction is 30-120mm; the length of the rear connecting part 8 is 200-300mm, and the width is 200-350mm.

Example 2

As shown in Fig. 2, Fig. 3 and Fig. 4, a pair of front side connecting parts 88 are added on the basis of embodiment 1, and the pair of front side connecting parts 88 are fixed at the front of the outer cover in the longitudinal direction. Side, the front side connecting portion 88 is rectangular, the length of the front side connecting portion 88 is 200-300mm, and the width is 200-350mm. The outer cover 1 , the pair of front connecting parts 88 and the pair of rear connecting parts 8 are connected in an I-shape.

The above-mentioned two embodiments are only preferred embodiments of this patent. For example, the front portion of the bottom non-woven fabric 122 in the length direction is also provided with a front waist sticker matching the Velcro 3; The middle part is arc-shaped to replace the straight leg elastic elastic band 5 in Embodiment 1, and the front and rear parts of the elastic elastic band of the leg are more outside in the width direction than the middle part of the elastic elastic band of the leg, and the use comfort is better. .

Claims (9)

1. a disposable, adult diaper, comprise connecting portion on rear side of outer housing, absorber, leakproof barricade, leg elastic elastic and a pair, absorber is in outer housing, leakproof barricade, leg elastic elastic and rear side connecting portion are arranged on outer housing, on rear side of in the of a pair, connecting portion position is in the rear side of outer housing length direction, and each rear side connecting portion is equipped with Velcro; Leakproof barricade and leg elastic elastic are successively set on the outside of absorber width; It is characterized in that: deployed condition, outer housing and rear side connecting portion are all rectangle, and on rear side of outer housing and a pair, connecting portion connects into T-shaped; Outer housing comprises non-permeable skin and water penetration internal layer, and on thickness direction, non-permeable skin is bottom, and water penetration internal layer is top; Non-permeable skin, by refusing water-bed film and bottom is non-woven fabric compounded forms, on thickness direction, refuses the top that water-bed film is in bottom non-woven fabrics; Water penetration internal layer is hydrophilic nonwoven fabrics; On width, each rear side connecting portion is divided into the inside piece, middle part sheet and the lateral film that connect successively from the inside to the outside, and inside piece is fixed on outer housing, and Velcro is fixed on lateral film; Velcro on each lateral film is arranged in parallel along its length two, and Velcro comprises fixed part and binding part, and fixed part is fixed on lateral film, outside the extended lateral film of binding part; On thickness direction, absorber is made up of the second absorptive core near the first absorptive core and close hydrophilic nonwoven fabrics of refusing water-bed film; On length and width, the second absorptive core position is all in the middle part of the first absorptive core, and absorber is provided with guiding gutter; On thickness direction, between the second absorptive core and hydrophilic nonwoven fabrics, be provided with guide layer; Absorber is divided into center, bonding pad and side zones from the width direction, bonding pad and side zones are two, two side zones are in the outside of width respectively, each bonding pad is all between center and side zones, channel shape on center and side zones assumes diamond in shape, the channel shape of the bonding pad vertical bar type in through absorber along its length; Absorber shape centrage is along its length symmetrical; On thickness direction, leakproof barricade upper end is provided with barricade elastic, and leakproof barricade lower end and hydrophilic nonwoven fabrics are adhesively fixed by glue; At the middle part of acceptor length direction, between the outside on the bearing of leakproof barricade lower end and hydrophilic nonwoven fabrics and absorber width, there is gap; On width, the outside of leakproof barricade be provided be connected as a single entity with it refuse water non-woven fabrics, on thickness direction, leg elastic elastic is arranged on to be refused between water non-woven fabrics and non-permeable skin, refuses water non-woven fabrics and non-permeable skin is adhesively fixed by glue; On thickness direction, the middle part of leakproof barricade upper end length direction can be separated with hydrophilic nonwoven fabrics surface, and the rear and front end of leakproof barricade upper end length direction and hydrophilic nonwoven fabrics surface are fixed.

2. a kind of disposable, adult diaper according to claim 1, is characterized in that: the front side of outer housing length direction be provided with a pair on front side of connecting portion, front side connecting portion is rectangle, and the length of front side connecting portion is 200-300mm, and width is 200-350mm.

3. a kind of disposable, adult diaper according to claim 1, is characterized in that: described outer housing length is 700-1200mm, and outer housing width is 250-400mm; Absorber length is 630-800mm, and absorber minimum widith is 150-200mm, and absorber Breadth Maximum is 300-400mm; The length of rear side connecting portion is 200-300mm, and width is 200-350mm.

4. a kind of disposable, adult diaper according to claim 1 and 2, is characterized in that: the front portion of bottom non-woven fabrics length direction is provided with the frontal waist plaster mated with the binding part of Velcro.

5. a kind of disposable, adult diaper according to claim 1 and 2, it is characterized in that: on length direction, the middle part of leg elastic elastic is curved, before and after leg elastic elastic two relative to the outside being more in width in the middle part of leg elastic elastic.

6. a kind of disposable, adult diaper according to claim 1 and 2, is characterized in that: on length direction, and leg elastic elastic is vertical bar type, and leg elastic elastic is parallel with the side of outer housing length direction.

7. a kind of disposable, adult diaper according to claim 1 and 2, is characterized in that: the width of two, the front and back on absorber length direction is greater than the width at middle part on absorber length direction.

8. a kind of disposable, adult diaper according to claim 1 and 2, is characterized in that: the gap between the outside on the bearing of leakproof barricade lower end and hydrophilic nonwoven fabrics and absorber width is 3-20mm.

9. a kind of disposable, adult diaper according to claim 1 and 2, is characterized in that: middle part sheet is can the elastic stretching sheet of cross directional stretch; Height between leakproof barricade top and bottom is 25-50mm.