JP2003010063A - Floor structure for bathroom - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the floor structure of a bathroom capable of almost completely eliminating remaining water on a floor surface without the drain grade on the floor surface. SOLUTION: By installing a waterproof pan 3 with a prescribed drain grade under floor supporting materials 7 whose upper surface is almost horizontal covering the upper surface of the waterproof pan 3. Line members 8 in a cross sectional shape having no horizontal plane part on a peak part are arranged parallel with gaps for drain and the upper surfaces of the floor supporting materials 7 serve as pedestal surfaces so that a tread practically not provided with the drain grade is constituted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor structure for a bathroom which solves the problem of slippage and is particularly suitable for elderly people.

[0002]

2. Description of the Related Art As a floor structure of a bathroom such as a unit bath, a structure in which a floor panel is laid exclusively on the upper surface of a waterproof pan with a predetermined drainage gradient is often used.

[0003]

However, the drainage gradient of the floor panel is often set to a small value of 2 to 4%, and residual water is easily generated on the upper surface of the floor panel to cause slippage. There was a problem. On the other hand, if the drainage slope of the floor panel is increased, the drainage will be good, but the residual water on the top surface of the panel will not be completely eliminated, and if a large drainage slope makes you feel anxious about sliding. There is such a problem.

In recent years, with the advent of an aging society, many barrier-free bathroom structures have been proposed which eliminate the step difference from the washroom. In such a bathroom structure,
In order to improve the drainage near the entrance and exit, gratings have been installed near the entrance and exit, but even with such gratings, the problem of residual water remaining on the floor has not been solved.

Therefore, a main object of the present invention is to provide a floor structure for a bathroom in which residual water on the floor surface is almost completely eliminated while eliminating the drainage gradient on the floor surface.

[0006]

In order to solve the above-mentioned problems, the present invention according to claim 1 is such that a strip member or a projecting strip having a cross-sectional shape having no horizontal plane portion at the top is arranged in parallel with a drainage gap. A floor structure for a bathroom is provided, which is characterized in that a tread is formed by disposing the floor structure.

In the invention according to the above-mentioned claim 1, since the tread surface is constituted by the strip members or the convex strips arranged in parallel, water can flow through the strip members or the convex strips without providing a drainage gradient. As a result, water is drained through the ridges, and since there is no horizontal surface portion on the top of the strip member or the ridge, almost all water is drained and no residual water remains on the tread surface. Further, in the case of the strip members or the convex strips installed at intervals, the sliding effect is higher than that of a smooth floor panel or the like.

The following inventions are provided as inventions according to specific embodiments.

First, as a second aspect of the present invention, a waterproof pan is installed with a predetermined drainage gradient, and a floor support member having a substantially horizontal surface is installed on the upper surface of the waterproof pan. , The top surface of the floor support is used as a pedestal surface, and the strip members having a cross-sectional shape having no horizontal surface portion at the top are arranged in parallel with a drainage gap, thereby forming a tread surface having substantially no drainage gradient. There is provided a bathroom floor structure characterized by the above.

According to a third aspect of the present invention, there is provided the bathroom floor structure according to the second aspect, wherein a position fixing engagement portion is provided at a boundary portion between the strip member and the floor support member.

According to a fourth aspect of the present invention, the end member having an engaging portion with each of the strip members is provided at each end of the strip member. A bathroom floor structure is provided.

As a fifth aspect of the present invention, a waterproof pan is installed with a predetermined drain slope, and a floor support member having a substantially horizontal surface is installed on the upper surface of the waterproof pan. With the upper surface of the floor support as a pedestal surface, a tread surface having substantially no drainage gradient is formed by arranging in parallel a ridge having a cross-sectional shape having no horizontal plane portion at the top along a certain direction, and the convex Provided is a floor structure for a bathroom, which is characterized in that a floor panel having a drainage groove with a predetermined slope is laid between the strips.

As a sixth aspect of the present invention, a waterproof pan is installed with a predetermined drain slope, and a floor support having a substantially horizontal top surface is installed on the upper surface of the waterproof pan. There is provided a floor structure for a bathroom, in which a lattice-shaped through-hole panel in which members having a cross-sectional shape having no horizontal plane portion are joined in a lattice shape is laid with the upper surface of the floor support member as a pedestal surface is provided.

According to a seventh aspect of the present invention, the waterproof pans of the same shape having drainage processed portions are arranged in a left-right combination, and drainage traps are provided at the respective drainage processed portions, or one side is provided. The floor structure of a bathroom according to any one of claims 2 to 6, wherein a drain trap is provided at the drain outlet processing portion of the above and a drain plug is provided at the other drain outlet processing portion.

According to an eighth aspect of the present invention, there is provided the bathroom floor structure according to the seventh aspect, wherein the drainage port processing portion is concentrically formed and has a stepped recessed shape of at least three steps or more.

According to a ninth aspect of the present invention, a backflow prevention weir is provided between the floor support members to prevent backflow of drainage to the door side. Will be provided.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a vertical sectional view of a bathroom floor structure according to the present invention, and FIG. 2 is an enlarged view of a main part thereof.

In this bathroom floor structure 1, a waterproof pan 3 supported by supporting legs 4, 4, ... Is installed with a bottom slab 2 on which concrete or the like is cast as a construction base surface, and on the upper surface side of this waterproof pan 3. The floor structure 5 according to the present invention is installed. It should be noted that the waterproof pan 3 is installed in an inclined shape with a predetermined drainage gradient for drainage, and is supported by a base panel 6 arranged on the back side.

The floor structure 5 is, as shown in detail in FIG. 2, a bar-shaped floor support member on the upper surface side of the waterproof pan 3 at predetermined intervals along a certain direction while the upper surface level is substantially horizontal. While arranging 7, 7, ..., With the floor support members 7, 7 as a pedestal surface, a "drain member" of the present invention is formed along the orthogonal direction of the floor support member 7 with a predetermined drainage gap.
By arranging the barrel floor materials 8, 8 in parallel, a floor structure having a tread surface having substantially no drainage gradient is provided.

As the floor materials 8, 8 ..., those having various sectional structures can be used under the sectional condition that at least the upper surface (step surface) does not have a horizontal plane portion. FIG. 3 illustrates an example of a cross section of a member that can be used as the floor material 8, and includes a circular cross section shown in (a), a hollow circular cross section shown in (b), and (c).
The horseshoe-shaped cross section shown in, the hollow horseshoe-shaped cross section shown in (d), the semi-elliptical cross section shown in (e), the elliptical cross section shown in (f), the hollow elliptical cross section shown in (g), and the multiple cross sections shown in (h) to (k). Any cross-sectional shape such as a rectangular cross-section and the hollow polygonal cross-sections shown in (l) to (o) can be used. The gap e between the floor materials 8 and 8 is approximately 2 to 20 mm,
It is preferably about 3 to 10 mm. As the material, metals such as stainless steel and aluminum alloy, wood, and synthetic resin having relatively high hardness such as methyl methacrylate (MMA) resin are preferably used. Further, as a surface treatment for the purpose of design effect and rust prevention effect, it is preferable to form a coating film of epoxy resin, urethane resin, polyester resin, acrylic resin or the like on the surface. Among these resin coating films, epoxy resin is excellent in strength and adhesiveness, and urethane resin is excellent in weather resistance and discoloration resistance. Further, a water repellent may be added internally in the coating film or may be applied on the surface to improve drainage.

As a structure for attaching the floor member 8 to the floor supporting member 7, for example, as shown in FIGS. 4 (A) and 4 (B), a concave groove 7a is formed in the floor member arranging portion of the floor supporting member 7. It may be formed and laid while the floor material 8 is fitted thereto. Alternatively, as shown in FIG.
In addition to forming the above, the floor material 8 is formed with a concave portion 8a aligned with the convex portion 7b, and the concave portion 8a of the floor material 8 is laid while engaging with the convex portion 7b of the floor supporting material 7. Good. Furthermore, as shown in FIG. 4 (D), floor support 7
A T-shaped convex portion 7c having an enlarged head portion is formed on the floor portion, and a T-shaped concave portion 8b that matches the T-shaped convex portion 7c is formed on the floor material 8 to form a T-shaped portion of the floor material 8. The recess 8b may be installed while engaging with the T-shaped projection 7c of the floor support 7. By adopting the above configuration, it becomes possible to surely prevent the floor materials 8, 8 ...

The floor materials 8, 8 ... Arranged in an array are shown in FIG.
As shown in (A), the floor members 8 and 8 are provided at both ends.
By providing the end connecting member 10 with the caps 9, 9 inserted into the ..., the floor members 8 and 8 are secured securely, and a large number of floor members 8 and 8 arranged in parallel are predetermined. It becomes possible to position accurately in the position of. As another end fixing structure, as shown in FIG. 5 (B), the end fixing member 1 having recesses 11a, 11a ...
1 may be arranged to fix and position the floor members 8, 8.

In the above example, the floor surface is formed by arranging the bar-shaped floor members 8, 8 in parallel, but it is possible to provide a floor structure having the same effect by using floor panels. FIG. 6 shows an example of the floor panel 1.
The upper surface of 2 has a horizontal plane portion at the top along a certain direction, for example, by arranging the arcuate ridges 12a, 12a ... The floor panel has a structure in which drain grooves 12b having a predetermined slope are formed between the surface convex strips 12a and 12a. The drain groove 12b may have a uniflow gradient as shown in the same figure, or may have a biflow gradient as shown in FIG. The floor panel 12 is installed on the upper surface of the floor support members 7, 7 .... The top shape of the ridge 12a is not limited to the arc surface shape, but may have various sectional shapes like the floor material 8.

As the floor panel, as shown in FIG. 8, a grid-like through-hole panel 12A is formed by joining strip members having a cross-sectional shape having no horizontal plane portion on the top, for example, in a grid pattern, and this is the floor panel. It may be used for laying on the upper surface of the support members 7, 7. Further, the grid-like through-hole panel 12A may be, for example, one in which strip members are joined in an oblique grid shape other than the illustrated one.

By the way, as the waterproof pan 3, as shown in FIG. 9, a waterproof pan 3A arranged on the bathtub side.
And a waterproof pan 3B placed on the washroom side,
It is desirable to arrange the same shape having the drainage processing portion 13 in a left-right combination. Waterproof pans 3A and 3 of the same shape
By using B, the manufacturing cost of the bathroom can be reduced. In this case, the drainage pans 3A and 3B are provided with the drainage outlet processing parts 13, respectively, but drainage traps may be provided to the drainage outlet processing parts 13 and 13, respectively. As illustrated in 11,
The drain plug 14 may be provided in the waterproof pan 3A on one side, the drain trap 15 may be provided in the waterproof pan 3B on the other side, and the drain pipe 16 may be used for connection. Further, floor support members 7, 7 are installed on the upper surface side of the waterproof pan 3, and the floor support members 7, 7 are provided.
In between, it is desirable to provide a backflow prevention weir to prevent water from flowing back to the door side. As the structure of the backflow prevention weir, as shown in the figure, for example, the baffle walls 2 are provided on both sides of the drainage groove.
0 or 20 may be provided, a single baffle wall may be provided in the central portion of the drainage groove (not shown), or a combination thereof may be used.

As shown in FIG. 12, the shape of the drainage processing portion 13 is preferably concentric and has three steps or three or more stepped recesses. That is, the hole diameter of the mounting hole varies depending on the type and model of the drain trap and drain plug, but by setting the stepped concave shape of at least three steps or more, the cutting position is changed to two or more, or three or more. It becomes possible to correspond to each hole diameter, and each hole can be easily formed by a general-purpose slitter. In this example, the shape of the recess is three steps, and the cutting position A corresponds to the hole diameter of the drain trap and the cutting position B corresponds to the hole diameter of the drain plug. In addition, the waterproof pan 3A and the waterproof pan 3B
As shown in FIG. 10, the joint portion with the joint side wall 3
a and 3b with the packings 17, 17 ...
After fastening by 8, the cover member having a U-shaped cross section may be covered.

By the way, in the above example, the drainage processing section 13,
13 is provided close to the joint portion of the waterproof pans 3A and 3B, but if it is desired to suppress the level of the prevention pans 3A and 3B from the bottom plate 2 as much as possible, as shown in FIG. The processed portion 13 can be provided at approximately the center of the waterproof pans 3A and 3B. In this case, the floor support members 7, 7 on both sides are discontinuous across the drain hole processing portion 13, but the aluminum grooved steel 21, 7 is provided between the floor support members 7, 7 on both sides.
21 and the like may be straddled so that the floor support 7 is continuous.

[0028]

As described above in detail, according to the present invention, it is possible to almost completely eliminate the residual water on the floor surface while eliminating the drainage gradient on the bathroom floor surface (the tread surface). It will be possible to provide a safe bathroom that eliminates the anxiety of.

Further, since the left and right waterproof pans having the same shape are used, the bathtub can be provided at a low cost.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing an example of a bathroom floor structure according to the present invention.

FIG. 2 (A) is an enlarged view of a main part thereof, and FIG. 2 (B) is a plan view thereof.

3 (a) to (o) are views showing examples of cross-sectional shapes of the flooring material 8, respectively.

4 (A) to (D) are views showing a mounting structure of a floor material 8 to a floor support material 7, respectively.

5 (A) and 5 (B) are diagrams showing examples of end members disposed at both ends of the floor materials 8, 8 ...

FIG. 6 shows a floor panel for a bathroom floor structure according to the present invention, (A) is a plan view, (B) is a side view, and (C) is a front view.

FIG. 7 shows another example of the floor panel, (A) is a plan view and (B) is a side view.

FIG. 8 shows another example of the floor panel, (A) is a plan view and (B) is a side view.

9 (A) is a front view and FIG. 9 (B) is a plan view showing the waterproof pan 3. FIG.

FIG. 10 is an enlarged sectional view of an essential part showing a joint part of waterproof pans 3A and 3B.

FIG. 11 is an enlarged view of an essential part showing a wastewater treatment structure of waterproof pans 3A and 3B.

FIG. 12 is an enlarged cross-sectional view showing a drain outlet processing portion 13 of waterproof pans 3A and 3B.

FIG. 13 is a plan view showing another example of waterproof pans 3A and 3B.

[Explanation of symbols]

1 ... Bathroom floor structure, 2 ... Bottom plate, 3 ... Waterproof pan, 4 ... Support legs, 5 ... Floor structure, 6 ... Base panel, 7 ... Floor support,
8 ... Floor material, 10 ... End connecting member, 11 ... End fixing member, 1
2 ... Floor panel, 12a ... Arc surface ridge, 12b ... Drainage groove, 1
3 ... Drainage port processing section

Claims (9)

[Claims] 1. A floor structure for a bathroom, characterized in that a tread surface is formed by arranging strip members or ridges having a cross-sectional shape having no horizontal plane portion on the top in parallel with a drainage gap provided therebetween. 2. A waterproof pan is installed with a predetermined drainage gradient, and a floor support having a substantially horizontal surface is installed on the upper surface of the waterproof pan, and the upper surface of the floor support is pedestal. As a surface, the floor of the bathroom is characterized in that a tread surface having substantially no drainage gradient is formed by arranging strip members having a cross-sectional shape having no horizontal plane portion on the top side in parallel with a drainage gap. Construction. 3. The bathroom floor structure according to claim 2, wherein a position fixing engagement portion is provided at a boundary portion between the strip member and the floor support member. 4. The floor structure for a bathroom according to claim 2, wherein an end member having an engaging portion with each of the strip members is provided at each of both ends of the strip member. 5. A waterproof pan is installed with a predetermined drainage gradient, and a floor support whose top level is substantially horizontal is installed on the upper surface of the waterproof pan, and the upper surface of the floor support is pedestal. As a surface, along with forming a tread surface having substantially no drainage gradient by arranging in parallel a ridge having a cross-sectional shape that does not have a horizontal surface portion on the top along a certain direction,
A floor structure for a bathroom, in which a floor panel having a drainage groove with a predetermined slope is laid between the ridges. 6. A waterproof pan is installed with a predetermined drain slope, and a floor support having a substantially horizontal surface is installed on the upper surface of the waterproof pan, and the upper surface of the floor support is pedestal. The floor structure of a bathroom is characterized in that a lattice-shaped through-hole panel, in which members having a cross-sectional shape that does not have a horizontal plane portion at the top portion are connected in a lattice shape, is laid as a surface. 7. The waterproof pans, which have the same shape and have a drain outlet processing portion, are arranged in a left-right combination, and a drain trap is provided in each drain outlet processing portion, or drainage is provided in one drain outlet processing portion. The floor structure for a bathroom according to any one of claims 2 to 6, wherein a trap is provided, and a drain plug is provided at the drain port processing portion on the other side. 8. The bathroom floor structure according to claim 7, wherein the drainage outlet processing portion is concentrically formed and has a stepped recessed shape having at least three steps. 9. A backflow prevention weir is provided between the floor support members to prevent drainage from flowing back to the door side.
~ 8 floor structure of the bathroom.