JPH10151088A - Attachment structure for bathtub apron - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide attachment structure improving performance for attaching an apron by preventing backlash between the main body of bathtub and the apron in the case of attaching the apron to the bathtub concerning apron attachment structure constituted by separately forming the main body of bathtub and the apron. SOLUTION: Plural ribs 1a for apron fixture are provided parallelly with the rear side of upper edge surface droop part 1b at a main body 1 of the bathtub, a spacer 3 having almost V-shaped or U-shaped cross section composed of an elastic body having an attachment element 3a and a return element 3b returned upward from the lower end of the attachment element is fixed through adhesive agents or double coated adhesive tapes to the rear side of the upper edge face droop part 1b and by inserting a bent element 2a at the upper end of apron 2 into the upper edge face droop part 1b, the apron is attached so as to hold its upper end between the return element 3b of spacer 3 and the ribs 1c for apron fixture.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathtub apron mounting structure in which a bathtub body and an apron are formed separately, and more particularly, to a mounting structure of an upper portion of an apron to a bathtub.

[0002]

2. Description of the Related Art Conventionally, an apron mounting structure in a bathtub in which a bathtub body and an apron are formed separately, has conventionally been such that the lower portion of the apron is supported by a support attached to the lower portion of the bathtub body or to the leg of the bathtub body. Has become. on the other hand,
Conventionally, as shown in FIG.
A spring fitting 5 using a stainless steel plate or the like is mounted inside the upper edge surface 11a to fill the gap between the apron 12 and the apron insertion portion. And a structure in which the cushion material 6 is wound around the apron 12 and the upper end of the apron 12 is inserted into the back side of the bathtub upper edge surface 11b as shown in FIG.

[0003] As shown in FIG. 8, a tip of a hanging piece 4 a and a folded piece 4 b of a locking tool 4 attached to the back side of an upper edge surface 11 a of a bathtub body 11 is provided on an upper end face of an apron 12. There is also known a bathtub apron mounting structure in which the folded piece 4b is elastically contacted with the edge of the locking hole 12a by being inserted into the hole 12a (see Japanese Utility Model Laid-Open No. 3-21290).

[0004]

However, in the structure shown in FIGS. 6 and 7 described in the prior art, the mounting method is simple because only the spring fitting 5 and the cushion material 6 need to be mounted on the upper end of the apron. However, when the apron 12 is repeatedly attached and detached, the cushion material 6 is peeled off, and the spring fitting 5 is deformed, so that there is a problem that rattling occurs after the attachment. In the structure of FIG. 8, although the hanging piece 4 a and the folded piece 4 b of the locking tool 4 attached to the back surface of the bathtub body 11 are in elastic contact with the locking hole 12 a of the apron 12, the upper part of the apron 12 is hard to come off.
In order to provide the locking hole 12a in the apron 12, drilling processing is required after apron molding, so that the working efficiency is poor. Further, in order to obtain the spring effect of the locking tool 4, the thickness of the locking tool itself is too small. Since the thickness of the apron cannot be increased, the strength is weak and the apron is deformed at the time of attaching the apron.

[0005] The present invention has been made in view of the above problems, the drilling process in the apron is not required, the work efficiency in apron production is improved, there is no play after mounting, furthermore, It is an object of the present invention to provide a bathtub apron mounting structure that can be easily mounted.

[Means for Solving the Problems]

In order to achieve the above object, according to the first aspect of the present invention, there is provided an attachment structure for a bathtub apron, wherein an upper edge surface hanging down from an upper end surface of the bathtub body to an outer end of the bathtub body. A plurality of apron fixing ribs are provided so that the distance from the back surface side is parallel to the rear surface side, and the back surface of the lower portion of the upper edge surface has a mounting piece and a folded piece folded upward from the lower end of the mounting piece. A spacer having a substantially V-shaped or U-shaped cross section made of an elastic body is fixed with an adhesive or a double-sided adhesive tape, and a bent piece portion of an upper end of the apron is inserted into the lower portion of the upper edge surface. It is characterized in that it is attached so as to be sandwiched between the folded piece of the spacer and the apron fixing rib.

According to a second aspect of the present invention, in the first aspect of the present invention, a plurality of guide protrusions are provided at appropriate intervals in the width direction of the upper edge surface and the lower surface of the lower portion. A spacer is fixed along one side of the portion with an adhesive or a double-sided adhesive tape, and the upper end of the apron is inserted into the lower portion of the upper edge surface using the guide projection as a guide.

According to a third aspect of the present invention, in the bathtub apron mounting structure, the distance between the upper edge surface of the bathtub main body and the rear surface of the lower portion of the upper edge surface hanging down to the outer end of the bathtub body is parallel. Provide a plurality of apron fixing ribs so that
At the upper end on the front side of the apron, a spacer having a substantially V-shaped or U-shaped cross section made of an elastic body having a mounting piece and a folded piece folded upward from the lower end of the mounting piece faces downward at the open side of the spacer. Then, the bent portion of the upper end of the apron is inserted into the lower part of the upper edge surface, and the upper end of the apron is clamped between the folded portion of the spacer and the apron fixing rib. It is characterized by being attached so as to be performed.

According to a fourth aspect of the present invention, in the first aspect, the spacer made of an elastic material is
It is a synthetic resin injection molded product.

The spacer made of an elastic material according to the present invention is made of an injection-molded article such as PP resin which can be manufactured at a lower cost than a metal made of rivets or the like. A plurality of them are fixed to the lower surface of the upper edge, the lower surface of the lower part, or the upper end of the apron surface at an appropriate interval using an adhesive or a double-sided adhesive tape.

In the mounting structure of the bathtub apron according to the present invention, when the upper end of the apron is inserted into the lower part of the upper edge of the bathtub body, the folded portion of the elastic spacer is elastically deformed and the upper end of the apron is deformed. Is pressed against the apron fixing rib side, so that the spacer is folded between the folded piece of the spacer and the apron fixing rib. In addition, by providing a plurality of guide projections at appropriate intervals in the width direction of the lower surface of the lower part of the upper edge surface of the bathtub body, the guide at the time of insertion of the upper end of the apron into the lower part of the upper edge surface of the bathtub body. The upper end of the apron does not directly hit the adhesive portion of the spacer by the convex portion, and the spacer itself is prevented from falling off.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a bathtub apron mounting structure according to the present invention will be described below with reference to FIGS.

FIG. 1 is a partial sectional view showing an embodiment of a bathtub apron mounting structure according to the present invention, FIG. 2 is a perspective view of a spacer mounting portion in FIG. 1, and FIG. 3 is a partial cross sectional view showing another embodiment. FIG. 4 is a partial cross-sectional view showing a state where the apron is attached to the bathtub body, and FIG. 5 is an overall perspective view showing a state where the apron is attached to the bathtub body.

In FIG. 1, a spacer 3 made of an elastic material injection-molded using a PP resin is used to insert the bent piece 2a at the upper end of the apron 2 into the upper edge surface hanging portion 1b. By sliding the upper end of the apron 2 on the folded piece 3b of the spacer 3 attached to the lower surface of the lower part of the part 1b, the folded piece 3b of the spacer 3 is pressed and elastically deformed, and further inserted along the guide protrusion 1d. As a result, the bent piece 2a of the apron 2 is sandwiched between the upper part of the folded piece 3b of the spacer 3, which is an elastic body, and the apron fixing rib 1c formed to face the spacer 3.

[0015] The shape of the spacer used in the present invention may be substantially V-shaped or substantially U-shaped, but its folding angle is such that when the apron is inserted, the bent piece at the upper end of the apron is pinched. When worn, the gap between the apron fixing rib and the apron fixing rib is eliminated, and the angle is set so that it does not rattle.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIGS. 1 and 2, reference numeral 1 denotes an upper edge surface 1a provided on the four circumferences of a bathtub, and an outer edge portion of the upper edge surface 1a hanging downward to provide an upper edge surface hanging portion 1b. It is a bathtub body. Reference numeral 1c denotes an apron fixing rib formed so as to protrude from the back surface of the upper edge surface 1a so as to face the upper edge surface hanging portion 1b, and the apron fixing rib 1c is formed integrally with the bathtub body 1. Reference numeral 1d denotes a projection for guiding when positioning the spacer 3 and inserting the apron, and is provided adjacent to a position where the spacer 3 is mounted on the back surface of the upper edge hanging portion 1b,
The spacer 3 is formed so that the folded portion of the spacer 3 from the attachment piece 3a is lower than the guide protrusion 1d formed in the vertical direction on the back surface of the upper edge hanging portion 1b.
The tip is formed so as to be higher than the insertion guide 1d.

Reference numeral 2 denotes an apron having a bent piece 1a and a lower edge surface (not shown) on the upper side and attached to the front surface of the bathtub. Numeral 3 denotes a spacer having a substantially V-shaped or U-shaped cross section and an appropriate width, and the spacer 3 is formed by injection molding of a PP resin. Then, when the apron 2 is inserted, the bent piece 2a provided at the upper end portion of the apron 2 is strongly clamped when the apron 2 is inserted, thereby eliminating a gap with the apron fixing rib 1c, and Set the angle so that it does not rattle.

Along with one side of the guide protrusion 1d provided on the back surface of the upper edge hanging portion 1b of the bathtub body 1 to which the apron 2 is mounted, the mounting piece is directed upward from the lower end of the upper edge hanging portion 1b. A plurality of spacers 3 each having a substantially V-shaped or U-shaped cross-section and having an appropriate width are fixed to the spacers 3a with an adhesive or a double-sided adhesive tape. In FIGS. 1 and 2, the spacer 3 is attached to and fixed to the back surface of the lower portion 1b of the upper edge of the bathtub body 1. However, the present invention is not limited to the above-described embodiment, and the apron 2 as shown in FIG. May be attached to a plane portion orthogonal to and adjacent to the bent piece 2a.

Next, the case where the apron 2 is attached to the bathtub body 1 will be described with reference to FIGS.
In the above, the apron 2 was lifted in the direction of the arrow, and the bent piece 2a of the apron 2 was inserted into the back surface of the upper edge surface hanging portion 1b using the apron fixing rib 1c and the guide projection 1d as guides, and pressed upward. The lower part of the apron is pushed into the bathtub body 1 side, and the engaging member 7 attached to the lower part of the side surface of the bathtub body 1 facing the apron 2 as shown in FIG.
To fit.

[0020]

According to the first aspect of the present invention, there is provided a mounting structure for a bathtub apron according to the present invention, wherein a back surface of an upper edge surface of the bathtub body is connected to a back surface of an upper edge surface hanging down to an outer end of the bathtub body. A cross-section made of an elastic body having a plurality of apron fixing ribs at intervals so as to be parallel to each other, and having a mounting piece and a folded piece folded upward from a lower end of the mounting piece on a back surface of the upper edge hanging part. A substantially V-shaped or U-shaped spacer is fixed with an adhesive or a double-sided adhesive tape, and a bent piece portion of an upper end of the apron is inserted into the lower portion of the upper edge surface so that the upper end of the apron is a folded piece of the spacer. Because it was configured to be mounted so as to be sandwiched by the apron fixing rib,
This eliminates the need for drilling after apron molding, thereby improving work efficiency, and has the effect that there is no backlash after mounting and that the apron mounting work is facilitated.

Further, as described in claim 2, a plurality of guide protrusions are provided at appropriate intervals in the width direction of the upper edge surface and the lower surface of the lower surface of the bathtub body, and one side of the guide protrusions is provided. The spacer is fixed along with the adhesive or double-sided adhesive tape, and the upper end of the apron is inserted into the lower part of the upper edge surface using the guide projection as a guide, so that the spacer can be easily mounted and positioned. There is an effect that the upper end can be easily inserted.

[Brief description of the drawings]

FIG. 1 is a partial sectional view showing one embodiment of an apron mounting structure according to the present invention.

FIG. 2 is a perspective view of a spacer mounting portion in FIG.

FIG. 3 is a partial sectional view showing another embodiment different from FIG. 1;

FIG. 4 is a partial cross-sectional view showing a state in which an apron is attached to a bathtub body according to the present invention.

FIG. 5 is an overall perspective view showing a state in which an apron is attached to a bathtub body according to the present invention.

FIG. 6 is a partial sectional view showing a conventional example.

FIG. 7 is a partial sectional view showing a conventional example.

FIG. 8 is a partial sectional view showing a conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Bathtub main body 1a ... Upper edge surface 1b ... Upper edge surface hanging part 1c ... Apron fixing rib 1d ... Guide convex part 2 ... Apron 2a ... Folding piece 3 ... Spacer 3a ... Mounting piece 3b ... Folding piece 4 ... Stopper 4a ... Hanging piece 4b ... Folding piece 5 ... Spring fitting 6 ... Cushioning material 7 ... Engaging tool 8 ... Supporting tool 11 ... Bathtub body 11a ... Upper edge surface 11b ... Upper edge surface hanging portion 12 ... Apron 12a ... Locking Hole

Claims (4)

[Claims] 1. A plurality of apron fixing ribs are provided on the back side of the upper edge surface of the bathtub body so that the distance from the back surface side of the upper edge surface hanging portion hanging down to the outer end of the bathtub body is parallel. Provided,
A substantially V-shaped or U-shaped spacer made of an elastic body having a mounting piece and a folded piece folded upward from a lower end of the mounting piece is provided on the back surface of the lower portion of the upper edge surface with an adhesive or a double-sided adhesive tape. The upper end of the apron is inserted into the upper edge surface hanging part, and the upper end of the apron is attached so as to be clamped between the folded piece of the spacer and the apron fixing rib. Features a bathtub apron mounting structure. 2. A plurality of guide projections are provided at appropriate intervals in the width direction of the lower surface of the upper edge surface and the lower surface of the lower portion, and a spacer is provided with an adhesive or a double-sided adhesive along one side of the guide projections. 2. A mounting structure for a bathtub apron according to claim 1, wherein the apron is fixed by a tape, and the upper end of the apron is inserted into a lower portion of the upper edge surface using the guide projection as a guide. 3. A plurality of apron fixing ribs are provided on the back surface side of the upper edge surface of the bathtub main body so that the distance from the upper edge surface hanging portion hanging down to the outer end of the bathtub main body is parallel to the back surface side. Provided,
At the upper end on the front side of the apron, a spacer having a substantially V-shaped or U-shaped cross section made of an elastic body having a mounting piece and a folded piece folded upward from the lower end of the mounting piece is directed downward at the open side of the spacer. Then, the bent portion of the upper end of the apron is inserted into the lower part of the upper edge surface, and the upper end of the apron is clamped between the folded portion of the spacer and the rib for fixing the apron. A bathtub apron mounting structure characterized in that it is mounted so as to be mounted. 4. The spacer according to claim 1, wherein the spacer made of an elastic body is an injection-molded product of a synthetic resin.
The mounting structure of the bathtub apron described in the above.