JP5101652B2 - Connection structure of waterproof crotch of pants - Google Patents

Description

The present invention relates to a waterproof crotch connecting structure of a pant and belongs to the technical field of underwear.

The pants provided with a waterproof crotch mainly have a function of preventing leakage, and are ideal care hygiene products for urinary incontinence patients, elderly people and menstruating women.
Generally, the waterproof crotch part of the pants has a structure consisting of a soft waterproof layer and a highly absorbent water-absorbing layer, the water-absorbing layer absorbs and diffuses moisture quickly, and the lower waterproof layer prevents moisture from leaking outside. To prevent. At the same time, the waterproof crotch is required to have better ventilation comfort and cleanability.

  However, the upper and lower ends of the water-absorbing layer and the waterproof layer laminated in the waterproof crotch portion are directly sewn and fixed in the pants by the two waterproof edge covering portions, and the stitched needle holes are the water absorbing layer, the waterproof layer and the waterproof edge covering portion. It penetrates. For this reason, a part of the water | moisture content adsorb | sucked in the water absorption layer oozes out of a pants from a waterproof layer and a waterproof edge coating | coated part through the said needle hole, and there exists a problem that clothes are soiled.

  This invention makes it a subject to provide the connection structure of the waterproof crotch part of the underpants which can solve the problem of bleeding.

In order to achieve the above object according to the present invention, the waterproof crotch connecting structure of the pants according to the present invention includes a pant body (3), a water absorbent sheet (1) having a waterproof layer on the bottom, and a waterproof edge covering part. (4) and a waterproof crotch connecting structure of the pants in which the longitudinal ends of the water-absorbing sheet (1) are sewn onto the pant body (3) by two waterproof edge covering portions (4), respectively. ,
While the outside of the waterproof edge covering portion having one cross-sectional structure of Y-shaped (4) of Ru is sewn onto pants body (3), the inside of the opening side of the waterproof edge covering portion (4) water absorption sheet The end surface of (1) and the edges of the upper and lower surfaces are covered and integrated with the edges of the upper and lower surfaces of the water absorbent sheet (1). (41) and the water absorption sheet | seat (1) are set as the structure which provided the water separation space | interval H between the front and back end surfaces.

  In the present invention, the end of the water absorbent sheet in the vertical direction is sewn to the opening side inside the two waterproof edge covering portions, and the outside of the two waterproof edge covering portions is stitched on the pant body, and the waterproof edge covering portion and A water separation interval H is provided between the outer suture line of the pant body and the end surface of the water absorbent sheet. For this reason, the water | moisture content in a water absorbing sheet does not leak from the needle hole of the outer side suture line which sews a waterproof edge coating | cover part and a pants main body, and the effect that a ooze and a leak can be prevented is achieved.

The perspective structure schematic diagram of the waterproof crotch part in this invention. The structure schematic diagram which removed the pants main body from the waterproof crotch part in this invention. The schematic diagram of the AA cross-section of FIG. 2 (the 1). The schematic diagram (the 2) of the AA cross-section of FIG. FIG. 3 is a schematic diagram (part 3) of the AA cross-sectional structure of FIG. 2. The other structure schematic diagram of the waterproof crotch part of this invention. The expanded structure schematic diagram of the BB cross section of FIG. The expanded structure schematic diagram of CC cross section of FIG. The further perspective structure schematic diagram of the waterproof crotch part of this invention. The further structure schematic diagram of the waterproof crotch part of this invention. FIG. 11 is an enlarged schematic view of the DD cross section of FIG. 10. The other perspective structure schematic diagram of the waterproof crotch part of this invention. The other structure schematic diagram of the waterproof crotch part of this invention. FIG. 14 is an enlarged schematic view of the EE cross section of FIG. 13. The perspective structure schematic diagram which added the flap to the waterproof crotch part of this invention. The structure schematic diagram which added the flap to the waterproof crotch part of this invention. 17A and 17B are partially enlarged schematic views of the cross-sectional structure shown in FIGS. FIG. 18 is a partially enlarged schematic view showing an application example of the cross-sectional structure shown in FIGS. 17A and 17B.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.
The connection structure of the waterproof crotch part of the pants according to the present invention includes a pant body 3 and a water absorbent sheet 1 having a waterproof layer at the bottom, and has a vertical edge covering part 2 on both sides in the longitudinal direction of the water absorbent sheet 1. The water-absorbing sheet 1 is made of a high moisture-absorbing fiber, which is a polymer water-absorbing material component. ing.

  As shown in FIGS. 1 and 2, the longitudinal ends of the water absorbent sheet 1 of the present invention are sewn onto the pant body 3 by two waterproof edge covering portions 4, respectively. The waterproof edge covering portion 4 also uses a waterproof cloth, and the waterproof edge cover portion 4 is laminated as shown in FIGS. The outer side of the waterproof rim covering portion 4 is stitched onto the pant body 3, and the inner opening side of the waterproof rim covering portion 4 covers the end surface of the water absorbent sheet 1 and the edges of the upper and lower surfaces, and absorbs water. The sheet 1 is stitched. Thus, a water separation interval H (see FIG. 3) is provided between the outer suture line 41 (see FIG. 1) of the waterproof edge covering portion 4 and the end surface of the water absorbent sheet 1.

As shown in FIG. 4, the waterproof edge covering portion 4 of the present invention is folded and partially bonded and integrated, and then the outside is further sewn on the pant body 3, while the waterproof edge covering portion 4 The opening side covers the end surface of the water absorbent sheet 1 and the edges of the upper and lower surfaces, and is sewn to the water absorbent sheet 1. In addition, although the said waterproof edge coating | coated part 4 demonstrated the case where the thing of 1 sheet | seat structure was folded and used, it is needless to say that a part of two separate cloths may be bonded and integrated. It is.
Further, as shown in FIG. 5, the outer side of the waterproof edge covering portion 4 has a single structure having a woven fabric, a knitted fabric, or a non-woven fabric structure, and is sewn on the pant body 3. On the other hand, the opening side inside the waterproof edge covering portion 4 covers the end surface of the water absorbent sheet 1 and the edges of the upper and lower surfaces, and is sewn to the water absorbent sheet 1. For this reason, a water separation interval H is provided between the outer suture line 41 of the waterproof edge covering portion 4 and the end surface of the water absorbent sheet 1. The water separation interval H is between 1 mm and 25 mm, and the water separation interval H prevents moisture in the water absorbent sheet 1 from leaching from the stitched portion between the waterproof edge covering portion 4 and the pant body 3. In order to further prevent leakage, as shown in FIGS. 4 and 5, it further has an edge covering portion waterproof layer 9 at the lower part of the waterproof edge covering portion 4, and the inside of the edge covering portion waterproof layer 9 is waterproof edge covering. One end of the water absorbent sheet 1 is sewn together with the portion 4, and the outer side of the edge covering waterproof layer 9 is stitched together with the waterproof edge covering 4 on the pant body 3.

The above-described waterproof structure will be described in more detail. As shown in FIGS. 17A and 17B, the waterproof edge covering portion 4 has an edge covering portion waterproof layer 9 at the lower portion thereof. Then, the inner side 9 a of the edge covering portion waterproof layer 9 is stitched together with the inner sides 4 a and 4 a of the waterproof edge covering portion 4 to one end of the water absorbent sheet 1 with a suture thread 10. For this reason, since the needle hole does not penetrate the entire edge covering portion waterproofing layer 9 and the suture thread 10 that stitches the inner side 4a is not exposed from the surface of the edge covering portion waterproofing layer 9, leakage is effectively prevented. Can be prevented. On the other hand, the outer side 9b of the edge covering part waterproof layer 9 is stitched together with the outer side 4b of the waterproof edge covering part 4 on the pant body 3 with a suture thread.
As shown in FIG. 18, the outer edge 4 b of the waterproof edge covering portion 4 may be constituted only by the edge covering waterproof layer 9, and the outer side 9 b (4 b) may be sewn on the pant body 3 with a suture thread.

  In order to further improve the comfort of the waterproof crotch, the present invention may further include a deodorizing / disinfecting layer 6 on the water absorbent sheet 1 as shown in FIGS. Further, a dry layer 5 may be provided. The dry layer 5, the deodorizing / disinfecting layer 6 and the water absorbing sheet 1 are stacked and then secured by sewing, or the drying layer 5, the deodorizing / disinfecting layer 6 and the water absorbing sheet 1 are provided on the vertical edge covering portion 2 and the waterproof edge covering portion 4 on both sides. Fixed by. In the present invention, the waterproof coating layer 7 is further laminated on the waterproof layer at the bottom of the water absorbent sheet 1.

As shown in FIGS. 9 to 11, in the present invention, in order to further improve the water retention capability of the water absorbent sheet 1, a water absorbent ridge 11 is further provided on the upper part of the water absorbent sheet 1 along the vertical direction. A water-absorbing ridge 11 is formed in the middle of the water-absorbing sheet 1 in a symmetrical manner, and both sides of the water-absorbing ridge 11 are in a free state.

  Moreover, as shown to FIGS. 12-14, when the both sides of the said water absorption ridge part 11 are stitch | sutured on the water absorption sheet 1 and a multilayer structure is employ | adopted, the upper part of the water absorption ridge part 11 is also the dry layer 5 and deodorizing disinfection. Layer 6 is provided. A waterproof coating layer 7 is further laminated on the waterproof layer at the bottom of the water absorbent sheet 1.

As shown in FIGS. 15 to 16, the present invention is a structure for detachably fixing only the water absorbent sheet 1 to the crotch portion of an existing pant (not shown) so as not to be displaced.
That is, the vertical edge covering portion 2 is further sewn on both sides of the water absorbent sheet 1, and the inner sides of the left and right flaps 8 are sewn on both sides of the vertical edge covering portion 2 and the water absorbent sheet 1. A hook-and-loop fastener 81 that engages with each other is connected to the front surface and the back surface of the outer side of the flap 8. Therefore, in use, the flap 8 is turned over toward one side of the bottom and the hook-and-loop fastener 81 is adhered to each other so that only the water-absorbing sheet 1 is not displaced from the crotch of the existing pants. Can be fixed.

  Of course, the connection structure of the waterproof crotch portion of the pants according to the present invention is not limited to the above-described pants, but can be applied to other pants.

1: Water-absorbing sheet 2: Vertical edge covering part 3: Pant body 4: Waterproof edge covering part 4a: Inside 4b: Outside 41: Outside suture line 5: Drying layer 6: Deodorizing / disinfecting layer 7: Waterproof coating layer 8: Flap 81: Hook fastener 9: Edge cover waterproofing layer 9a: Inside 9b: Outside 10: Suture

Claims (9)

A pants body (3), a water absorbent sheet (1) having a waterproof layer at the bottom, and a waterproof edge covering part (4), and the water absorbing sheet (1) has two waterproof edge covering parts in the longitudinal direction. In the connection structure of the waterproof crotch part of the pants respectively stitched on the pant body (3) by (4),
While the outside of the waterproof edge covering portion having one cross-sectional structure of Y-shaped (4) of Ru is sewn onto pants body (3), the inside of the opening side of the waterproof edge covering portion (4) water absorption sheet The end surface of (1) and the edges of the upper and lower surfaces are covered and integrated with the edges of the upper and lower surfaces of the water absorbent sheet (1). A watertight crotch joint structure for pants, wherein a water separation interval H is provided between (41) and the front and rear end faces of the water absorbent sheet (1). A pants body (3), a water absorbent sheet (1) having a waterproof layer at the bottom, and a waterproof edge covering part (4), and the water absorbing sheet (1) has two waterproof edge covering parts in the longitudinal direction. In the connection structure of the waterproof crotch part of the pants respectively stitched on the pant body (3) by (4),
While the outside of the waterproof edge covering portion two waterproof cloth formed by integrally bonded to the cross-sectional Y-shape (4) of Ru is sewn onto pants body (3), the waterproof edge covering portion inner (4) The opening side of the water-absorbing sheet covers the edge of the water-absorbing sheet (1) and the edges of both the upper and lower surfaces, and is stitched and integrated with the edges of the upper and lower surfaces of the water-absorbing sheet (1). A watertight crotch joint structure for pants, wherein a water separation interval H is provided between an outer suture line (41) of the portion (4) and the front and rear end faces of the water absorbent sheet (1).   The connecting structure of the waterproof crotch part of the pants according to claim 1, wherein an edge cover part waterproof layer (9) is further stitched to a lower part of the waterproof edge cover part (4).   The waterproof crotch connecting structure for pants according to claim 1, wherein a water-absorbing ridge (11) is further provided along the vertical direction on the water-absorbing sheet (1).   The upper part of the waterproof sheet (1) further has a water absorbing ridge (11) along the vertical direction, and both sides of the water absorbing ridge (11) are stitched onto the water absorbing sheet (1). The waterproof crotch connecting structure of the pants according to claim 1.   A vertical edge covering portion (2) is further sewn on both sides of the water absorbent sheet (1), and the inner sides of the left and right flaps (8) are on both sides of the vertical edge covering portion (2) and the water absorbent sheet (1). The waterproof crotch part of the pants according to claim 1, characterized in that a hook-and-loop fastener (81) that engages with each other is connected to one surface of the outer side of the flap (8) and the other side of the flap (8). Connection structure. The water absorption upper deodorizing antiseptic layer of the sheet (1) (6) further is provided, and, deodorizing antiseptic layer upper to the dry layer of (6) (5), characterized in that it further comprises a claim 1 or claim 2 consolidated structure of waterproof crotch of the pants according to. The waterproof crotch connecting structure for pants according to claim 1 or 2, wherein a waterproof coating layer (7) is further laminated on the waterproof layer at the bottom of the water absorbent sheet (1). The connecting structure for waterproof crotch parts of pants according to claim 1 or 2, wherein the water separation interval H is between 1 mm and 25 mm.

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