JP2581020Y2 - Combination unit of bathtub and waterproof pan - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combination unit of a bath tub and a waterproof pan comprising a waterproof pan having a washing floor and a bathtub fitting hole, and a bathtub fitted into the bathtub fitting hole of the waterproof pan. It is.

[0002]

2. Description of the Related Art As a conventional combination unit of a bathtub and a waterproof pan, there is, for example, a bathroom unit described in Japanese Patent Publication No. 57-43250. FIG. 5 is a perspective view of the bathroom unit, and FIG. 6 is a sectional view of the bathroom unit. 7 and 8 are enlarged sectional views of a portion where the bathtub is fitted into the bathtub fitting hole.

[0003] A waterproof pan 1 is made of plastic (FRP) reinforced with glass fiber and has a washing floor 2.
And a bathtub fitting hole 3 are formed. The bathtub 4 made of FRP or stainless steel is inserted into the bathtub fitting hole 3.
To form a bathroom portion having a bathtub 4, a washing floor 2 and a waist wall 5, so that a complete waterproof bathroom can be easily constructed.

[0004] Next, the configuration of a portion where the bathtub 4 is fitted into the bathtub fitting hole 3 will be described.

[0005] As shown in FIGS. 6 and 7, the fitting structure on the side of the washing floor 2 has a rising wall 6 formed around the bathtub fitting hole 3 of the waterproof pan 1. From the substantially horizontal side wall 10 to the washing floor 2, the side wall surface 5 a
Continues down. The upper portion of the peripheral wall of the bathtub 4 forms an upper surface portion 7 which spreads outward, and the edge of the upper surface portion 7 is bent downward to form a vertical surface portion 8, and the bathtub 4 is fitted into the bathtub fitting hole 3 from above. The lower surface of the upper surface portion 7 of the bathtub 4 rides on the top of the rising wall 6 of the waterproof pan 1.

In order to prevent water leakage from the portion where the bathtub 4 is fitted into the bathtub fitting hole 3, for example, as shown in FIG. The bathtub 4 is placed with a watertight elastic packing material 9 interposed between the bathtub 4 and the top of the bathtub 6.

A substantially horizontal horizontal wall 1 formed at the base of a rising wall 6 around the bathtub fitting hole 3 of the waterproof pan 1 is provided.
There is also an example in which an elastic caulking material 11 is embedded in a gap between the lower end edge of the vertical surface portion 8 of the bathtub 4 for waterproofing.

[0008] As shown in FIG.
A rising wall 6 is formed around the bathtub fitting hole 3 of the waterproof pan 1, a side wall surface 5b continues upward from a substantially horizontal side wall 10 following the rising wall 6, and is connected to a wall material (not shown). Has become.

Even with the above construction, a drop of hot water drops from the wall material of the bathroom or the like onto the groove-shaped lateral wall 10 and, at the fitting portion on the bathroom wall side, the lateral wall 1 of the waterproof pan 1
It is not possible to embed an elastic caulking material for waterproofing in the gap between 0 and the lower edge of the vertical portion 8 of the bathtub 4. Therefore, not only the elastic packing material 9 is installed on the top of the rising wall 6, but also the upper and lower edges of the frame are provided between the horizontal wall 10 at the base of the rising wall 6 of the waterproof pan 1 and the lower surface of the upper surface 7 of the bathtub 4. Watertight frame 12 with packing material attached to
There is also an example that complete water leakage prevention is provided by attaching a.

[0010]

However, the conventional combination unit of a bathtub and a waterproof pan, such as the above-mentioned bathroom unit, has a water-tight structure due to the structure for imparting watertightness and the characteristics of the elastic packing material installed. Put the bathtub 4
The bathtub became slightly heavy, compressing the elastic packing material strongly, exerting a water-tight effect, and at the same time slightly sinking the bathtub, and discharging the hot water in the bathtub caused the phenomenon that the bathtub 4 became light and was slightly lifted by the elastic packing material.

Due to the load fluctuation and the vertical movement of the bathtub that occur as described above, the horizontal wall 10 of the waterproof pan 1 comes into contact with the lower edge of the vertical portion 8 of the bathtub 4 to generate abnormal noise. There is a problem in that it causes discomfort and anxiety due to the fact that the sound itself tends to generate a squeaking sound.

Further, in an example in which the elastic caulking material 11 is embedded in the gap between the lower end edge of the vertical surface portion 8 of the bathtub 4 and the horizontal wall 10 of the waterproof pan 1 for waterproofing, the generation of squeak noise is reduced by caulking. In some cases, caulking is troublesome and difficult, requiring a lot of time. Further, there are problems that the appearance is impaired due to the generation of stains and mold on the caulking material, and furthermore, it is necessary to remove the caulking material during maintenance work, which requires much time and effort.

Further, in the example using the watertight frame 12, there is a problem that the cost is increased in addition to the above problem.

The above-mentioned problems are caused by the rising wall 6 and the side wall 10 around the bathtub fitting hole 3 of the waterproof pan 1 as shown in the example of the wall surface side of the bathroom shown in FIG. In the structure where the groove-shaped depression is formed by 5b, if the waterproofing of the bathtub fitting hole 3 is not perfect, serious problems such as adversely affecting the building frame will be developed. In addition, the waterproofing work of this part is difficult because the walls are close to each other and coking is impossible.

This invention has been made in order to solve the above-mentioned problems of the prior art.
Even in the case of a component that has a depression in the periphery of the bathtub insertion hole and is difficult to perform watertight construction, the watertightness between the waterproof pan and the bathtub can be improved, construction can be performed easily, and the It is an object of the present invention to provide a combination unit of a bathtub and a waterproof pan that prevents generation of sounds that cause a feeling of pleasure and anxiety.

[0016]

A bathtub / waterproof pan combination unit according to the present invention includes a waterproof pan having a washing floor and a bathtub fitting hole, and a bathtub fitted into the bathtub fitting hole of the waterproof pan. The upper end of the bathtub has an upper surface portion extending outward and an edge of the upper surface portion is bent downward to form a vertical surface portion, and a peripheral portion of the bathtub insertion hole of the waterproof pan is outside the vertical surface portion of the bathtub. A groove-like depression is formed by the side wall surface close to the surface, the side wall bent from the lower end of the side wall surface, and the rising wall rising upward from the side wall and approaching the lower surface of the upper surface portion of the bathtub, and formed at the upper end of the rising wall. Is the bathtub fitting hole
A bent portion bent toward the center is provided, between the lower edge of the vertical surface of the bathtub and the lateral wall of the waterproof pan, and between the upper edge of the rising wall of the waterproof pan and the lower surface of the upper surface of the bathtub. each arranged an elastic packing material for watertight, Tachinobo
The bent part at the upper end of the beam wall is placed inside the bent groove of the elastic packing material.
It is an object of the present invention to achieve the above object by a configuration characterized by being fitted .

[0017]

According to the above construction, the bathtub is fitted into the bathtub fitting hole of the waterproof pan, and the bathroom equipment having the bathtub and the floor of the washing place can be easily constructed.

A recess is formed around the bathtub fitting hole of the waterproof pan, such as on the wall surface of the bathroom, and even in a component where watertight construction is difficult, it is close to the outer surface of the vertical surface of the bathtub. A side wall surface, a horizontal wall bent from a lower end of the side wall surface, and a rising wall rising upward from the horizontal wall and approaching a lower surface of an upper surface portion of the bathtub to form a groove-shaped depression, and a lower edge portion of a vertical surface portion of the bathtub; A watertight elastic packing material disposed between the horizontal wall of the waterproof pan and between the upper edge portion of the rising wall of the waterproof pan and the lower surface of the upper surface of the bathtub provides a bathtub fitting hole for the waterproof pan. The watertightness between the bathtub can be improved, the construction can be carried out more easily than the conventional watertight frame mounting and caulking construction, and the FRP material etc. Direct contact and sliding There is no possibility to meet, it is possible to prevent discomfort, the occurrence of sound that would cause anxiety. Also,
The center of the bathtub insertion hole at the upper end of the rising wall of the waterproof pan
Provide a refraction part that refracts in the direction
The bent portion at the end is fitted into the bent groove of the elastic packing material.
Therefore, the bent part at the upper end of the rising wall of the waterproof pan
And elastic packing material are tightly fitted, waterproof pan tub
When fitting the bathtub into the fitting hole, the back of the upper surface 7 of the bathtub
Even if the elastic packing material
King material is bent from the upper edge of the rising wall of the waterproof pan
Do not leave easily.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A combination unit of a bathtub and a waterproof pan according to the present invention will be described below with reference to embodiments. FIG. 1 is a plan view of an embodiment according to the present invention, and FIG. 2 is a sectional view taken along line AA in FIG. Parts that are the same as or correspond to those of the conventional example are denoted by the same reference numerals.

The waterproof pan 1 is made of a material having a waterproof function and necessary strength, such as plastic (FRP) reinforced with glass fiber, to form a flat washing floor 2, a waist wall 5 and a bathtub fitting hole 3. is there.

A bathtub 4 made of FRP, stainless steel or the like is fitted into the bathtub fitting hole 3 so that a bathtub, a washing floor and a waist wall portion of a bathroom can be formed.

The present invention is characterized by the structure of the portion in which the bathtub 4 is fitted into the bathtub fitting hole 3 of the waterproof pan 1, and various implementations are made in accordance with FIG. This will be described below with reference to FIGS. 3 and 4 which are enlarged cross-sectional views of a main part of the example.

The structure common to the embodiments is that a rising wall 6 is formed around the bathtub fitting hole 3 of the waterproof pan 1, and an upper part of the peripheral wall of the bathtub 4 extends outward to form an upper surface part 7. The edge of the upper surface portion 7 is bent downward to form a vertical surface portion 8, and the bathtub 4 is fitted into the bathtub insertion hole 3 from above, and the back surface of the upper surface portion 7 of the bathtub 4 is attached to the rising wall 6 of the waterproof pan 1. Is contacted with a watertight elastic packing 9.

The shape of the peripheral portion of the bathtub fitting hole 3 of the waterproof pan 1 is different between the washing tub side and the bathroom wall side so that the hot water overflowing from the bathtub flows to the washing yard side. That is, as in the example shown in FIG. 7, the washing section 2 side forms a substantially horizontal step 10 from the rising wall 6 and extends downward to the washing section floor 2, whereas the washing section 2 side As shown in FIGS. 3 and 4, the other wall surface side forms a substantially horizontal step 10 from the rising wall 6, and the side wall surface 5 b extends upward and continues to the wall material (not shown) of the bathroom. I have.

That is, a groove-like depression is formed in the peripheral portion of the bathtub fitting hole 3 of the waterproof pan 1 by the rising wall 6, the side wall 10, and the side wall surface 5b extending upward.

As shown in FIGS. 3 and 4 in an enlarged manner, between the upper edge of the rising wall 6 of the waterproof pan 1 and the lower surface of the upper surface 7 of the bathtub 4 as in the conventional example. An elastic packing material 9 for watertightness is provided, and an elastic packing material 9a for watertightness is also provided between the lower edge portion of the vertical surface portion 8 of the bathtub 4 and the horizontal wall 10 of the waterproof pan 1. When the bathtub 4 is fitted into the bathtub fitting hole 3, the vertical wall surface 5b close to the outer surface of the vertical surface portion 8 of the bathtub 4 and the substantially horizontal horizontal wall 10 and the horizontal wall bent from near the tip of the vertical surface portion 8 of the bathtub 4 The vertical surface portion 8 of the bathtub 4 engages with a groove-shaped recess formed by the rising wall 6 protruding upward from the upper surface portion 7 and the lower surface of the upper surface portion 7 of the bathtub 4, and the elastic packing material 9 and the elastic packing material 9 a are formed. Both are pressed to act as a waterproof pan Furthermore, the rising wall 6 of the waterproof pan 1
Bent toward the center of bathtub fitting hole 3 at the upper end
A bending portion 61 is provided, and the bending portion 61 is formed of an elastic packing material.
9 is fitted in the bending groove 91.

In the embodiment shown in FIG. 3, the elastic packing material 9a is attached to the lower edge portion of the vertical surface 8 of the bathtub 4. In the embodiment shown in FIG. Is attached to the side wall 10 portion.

With the above configuration, the bathtub 4 is fitted into the bathtub fitting hole 3 of the waterproof pan 1, and bathroom equipment having a bathtub and a washing floor can be easily constructed.

Then, the bathtub 4 and the fitting hole 3 for the waterproof pan 1
The parts can be kept in contact with each other via the watertight elastic packing material 9 and the elastic packing material 9a to maintain the watertight state,
A recess is formed around the bathtub fitting hole 3 of the waterproof pan 1 such as on the wall surface side of the bathroom, and even in a component where watertight construction is difficult, the fitting between the fitting hole 3 of the waterproof pan 1 and the bathtub 4 is difficult. The watertightness between them can be improved, the construction can be carried out easily compared with the conventional watertight frame mounting and caulking construction, and the above-mentioned elastic packing materials 9 and 9a for watertightness make it possible to reduce the FRP material and the like. It is possible to prevent generation of a sound that causes discomfort and anxiety without direct contact and sliding. Furthermore, a bath is placed on the upper end of the rising wall 6 of the waterproof pan 1.
The bending portion 61 bent toward the center of the tank fitting hole 3
The bending portion 61 is provided with the bending groove 9 of the elastic packing material 9.
1, the rising wall 6 of the waterproof pan 1
The bent portion 61 at the upper end of the elastic packing material 9 is firmly fitted
And fitting the bathtub 4 into the bathtub fitting hole 3 of the waterproof pan 1
At this time, the back surface of the upper part 7 of the bathtub 4 is
Even if it hits hard, elastic packing material 9 is waterproof pan
Easily detached from the bent portion 61 at the upper end of the rising wall 6
Do not do.

[0030]

As described above, according to the present invention, a bathtub can be fitted into a bathtub fitting hole of a waterproof pan, and bathroom equipment having a bathtub and a washing floor can be easily constructed.

A recess is formed around the bathtub fitting hole of the waterproof pan, for example, on the wall surface side of the bathroom, and even in a component where watertight construction is difficult, it is close to the outer surface of the vertical portion of the bathtub. A side wall surface, a horizontal wall bent from a lower end of the side wall surface, and a rising wall rising upward from the horizontal wall and approaching a lower surface of an upper surface portion of the bathtub to form a groove-shaped depression, and a lower edge portion of a vertical surface portion of the bathtub; A watertight elastic packing material disposed between the horizontal wall of the waterproof pan and between the upper edge portion of the rising wall of the waterproof pan and the lower surface of the upper surface of the bathtub provides a bathtub fitting hole for the waterproof pan. The watertightness between the bathtub can be improved, the construction can be carried out more easily than the conventional watertight frame mounting and caulking construction, and the FRP material etc. Direct contact and sliding There is no possibility to meet, it is possible to prevent discomfort, the occurrence of sound that would cause anxiety. Also,
At the upper end of the rising wall of the waterproof pan, a bent portion bent toward the center of the bathtub fitting hole is provided, and the bent portion at the upper end of the rising wall is fitted into the bent groove of the elastic packing material. The bent portion at the upper end of the rising wall of the waterproof pan and the elastic packing material are firmly fitted to each other, and when the bathtub is fitted into the bathtub fitting hole of the waterproof pan, the back surface of the upper surface portion 7 of the bathtub violently engages the elastic packing material. Even if it hits, the elastic packing material does not easily come off from the bent portion at the upper end of the rising wall of the waterproof pan.

[Brief description of the drawings]

FIG. 1 is a plan view of one embodiment.

FIG. 2 is a sectional view taken along line AA of one embodiment.

FIG. 3 is a sectional view of a main part of another embodiment.

FIG. 4 is a sectional view of a main part of another embodiment.

FIG. 5 is a perspective view of a conventional combination unit of a bathtub and a waterproof pan.

FIG. 6 is a sectional view of a conventional combination unit of a bathtub and a waterproof pan.

FIG. 7 is a sectional view of a main part of a conventional combination unit of a bathtub and a waterproof pan.

FIG. 8 is a sectional view of a main part of a conventional combination unit of a bathtub and a waterproof pan. DESCRIPTION OF SYMBOLS 1 Waterproof pan 2 Washing place floor part 3 Bathtub fitting hole 4 Bathtub 5a, 5b Side wall surface 6 Rise wall 7 Upper surface part 8 Vertical surface part 9, 9a, 9b Watertight elastic packing material 10 Side wall

Claims (1)

(57) [Scope of request for utility model registration] 1. A waterproof pan having a washing floor and a bathtub fitting hole, and a bathtub fitted into the bathtub fitting hole of the waterproof pan, wherein the upper end of the bathtub has an upper surface part extending outward and the bathtub. The edge of the upper surface portion is bent downward to form a vertical surface portion, and the peripheral portion of the bathtub fitting hole of the waterproof pan has a side wall surface close to the outer surface of the vertical surface portion of the bathtub and a horizontal wall bent from the lower end of the side wall surface. A rising wall which rises upward from the side wall and which is close to the lower surface of the upper surface of the bathtub forms a groove-like recessed portion. At the upper end of the rising wall, in the center direction of the bathtub fitting hole.
A bent portion bent toward the bottom is provided, and watertight between a lower edge portion of the vertical surface portion of the bathtub and a lateral wall of the waterproof pan and between an upper edge portion of the rising wall of the waterproof pan and a lower surface of an upper surface portion of the bathtub, respectively. It arranged an elastic packing material use, on the rising wall
A combination unit for a bathtub and a waterproof pan, wherein a bent portion at an end is fitted in a bent groove of an elastic packing material .