JPH09195345A - Waterproof pan for bathroom - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a waterproof pan for bathroom without having or scarcely having uneven step in a doorway wherever a door frame is installed around a washing place and preventing the water from flowing into a dressing room. SOLUTION: A waterproof pan 20 is formed in a rectangular shape with first side 21, second side 22, third side 23 and fourth side 24, drain gutters 32 are provided along every side, and mounting sections 34 for erecting wall panels and door frames are provided outsides of them. Flashing sections 36 are erected along the outside edges of the mounting sections 34. Saucer mounting sections 44 are provided in the side edge sections facing the drain gutters 32 among the peripheral edges of a washing place floor surface 42 in the shape of a step. The mounting sections 34 are provided horizontally over the whole area from the first side 21 to the fourth side 24. Saucer mounting sections 46 of upward projection threads are provided in the side edge sections facing the drain gutters 32. Gutter covers are laid between the saucer mounting sections 44 and 46, and they are installed so as to become upgrade toward outside.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof pan for a bathroom constituting a floor of a unit bathroom, and in particular, a bathroom having improved water gradient and drainage channel in a washing place in order to improve the structure of a stepped portion of a doorway. For waterproof pan.

[0002]

2. Description of the Related Art As is well known, a water pan for draining water is provided at a washing place for waterproof pans which constitutes a floor of a unit bathroom. For example, as shown in FIGS. 8 and 9, in the bathtub unit in which the bathtub 2 is installed on one half side of the waterproof pans 1A and 1B and the wash areas 3A and 3B are provided on the other half sides, water is supplied to the wash areas 3A and 3B. A gradient W is provided. In FIG. 8, a water gradient W is provided in a diagonal line of the washing place 3A and in a direction parallel to it so as to have a downward gradient toward the drainage port 4 provided at the corner of the washing place. In FIG. 9, a drain groove 5 is provided along the apron portion of the bathtub 2, and a water gradient W is provided in a direction parallel to the short side of the washing place 3B. The bottom surface in the drainage groove 5 has a downward slope (water slope G) toward the drainage port 4.

At the periphery of the waterproof pans 1A and 1B, as shown in FIG.
A wall panel mounting portion 7 is provided on the upper part of the. A wall panel is erected on the wall panel mounting portion 7. Further, a door frame 8 is erected on a part of the wall panel mounting portion 7 to construct an entrance / exit to the washing areas 3A and 3B. 8a is a door vertical frame,
8b shows a door lower frame. The door lower frame 8b is installed such that its upper piece is substantially flush with the dressing room floor level (FL).

When the door frame 8 is installed as shown in FIGS. 8 and 9, due to the water gradient W on the right side (8R) and the left side (8L) of FIGS. 8 and 9 of the door lower frame 8b. Drain wall 6
Of the dressing room floor and the steps d between the washrooms 3A and 3B are different.

In recent years, it has been required that the step d be made as small as possible in order to make it easier for elderly people to enter and leave the washing room. This step d is most preferably 0 mm for entering and leaving the washing room, but a certain step is necessary to prevent water from flowing out to the dressing room. Practically, it is necessary to set the step d within 20 mm in order to prevent water from flowing out and to easily enter and exit.

There are two steps at any of the entrances and exits.
When the value is set to a small value of 0 mm or less, the step d becomes considerably large on the underwater side (8L side) in FIGS. 8 and 9 due to the water gradient in the washing area.

For example, the step d on the water (8R) side is 20 m
m, the step d on the underwater (8 L) side is 34 to 35 mm
It will grow to a certain size, which will hinder access to the washroom.

On the contrary, when the step d is 20 mm on the underwater side (8L side) of the door lower frame 8b and the water gradient is 1/50 in the door frame having a width of 700 mm, the water upper side (8R
On the side), the step d is about 6 to 7 mm, which causes water to flow out from the washing room to the dressing room.

As a waterproof pan for solving such a problem, in Japanese Utility Model Laid-Open No. 6-30267, as shown in FIG. 11, the wall mounting surface 1 formed on the outer peripheral edge of the wash floor 11a is used.
1c is a rectangular waterproof pan 11 in which a wall panel 13 and a door 14 are erected, and a groove 11f which is continuous with at least three sides of the inner periphery of the wall mounting surface 11c and which is connected to a drain port 11g. There has been proposed a waterproof pan in which the groove 11f is covered with a perforated plate 12 to minimize the level difference between the floor surface 11a and the wall mounting surface 11c.

In the waterproof pan shown in FIG. 8, the door 1
4 is provided with a groove, water from the waterproof pan rarely flows over the entrance and outflows to the outside of the room, and therefore the height of the door frame can be reduced.

The groove 11f has a rectangular waterproof pan 11
Are continuously provided on at least three sides, the door mounting position on the waterproof pan can be freely selected, and one kind of waterproof pan can cope with various door positions.

[0012]

[Problems to be Solved by the Invention] This actual Kaihei 6-302
In the waterproof pan of Japanese Patent Publication No. 67, the level difference between the wall mounting surface 11c and the floor surface 11a is small, but the door lower frame 8b and the eyelet 12 which are erected on the wall mounting surface. There was a considerable step between them, making it difficult for the elderly and others to come and go.

An object of the present invention is to provide a waterproof pan for a bathroom which has no or almost no steps between entrances and exits and which minimizes the level difference due to the water gradient other than the drain groove.

It is another object of the present invention to provide a waterproof pan for a bathroom in which the steps of the entrance and exit can be made uniform in the lateral direction of the door frame, regardless of the position of the door frame in the waterproof pan.

[0015]

The waterproof pan for a bathroom according to the invention of claim 1 is provided with a drainage groove along at least one side of the washroom, a water gradient is provided on the floor of the washroom, and the drainage groove is provided with a groove. In a waterproof pan for a bathroom equipped with a lid, the groove lid has an upward slope from the washing area toward the outside.

In such a waterproof pan for a bathroom, since the groove cover of the drain groove at the peripheral edge of the waterproof pan has an upward slope toward the outside, the step at the boundary between the groove cover and the door lower frame is prevented. It can be eliminated altogether or almost.

Further, since the groove lid has an upward gradient toward the outside, even if a large amount of water rushes toward the door, this water will immediately drop from the groove lid to the drain groove.

According to a second aspect of the present invention, there is provided the bathroom waterproof pan according to the first aspect, wherein the level of the edge portion along the drain groove of the washing area is equal.

In such a waterproof pan for a bathroom, no matter how much the door frame is provided, it is possible to eliminate the step of the entrance or exit without changing the upward slope of the groove lid.

A bathroom waterproof pan according to a third aspect of the present invention is the waterproof pan according to the first or second aspect, in which an engaging portion of the groove lid is provided at an edge of the drain groove outside the washing area of the drain groove and outside the waterproof pan. ,
The level of the lock on the side of the washing place is lower than the level of the lock on the side of the outside, and the thickness on the side of the sink of the groove lid locked to the lock is equal to the thickness of the outside. It is characterized by.

In such a waterproof pan for a bathroom, the groove lid can be installed in a normal state even when the direction of the groove lid is reversed (that is, when the washing area side and the outside are reversed).

A bathroom waterproof pan according to claim 4 is characterized in that, in any one of claims 1 to 3, a reinforcing frame for supporting both the drainage groove and the floor surface is provided on the lower surface. It is what

In such a waterproof pan for a bathroom, both the washing place and the drain can be firmly supported from below by the reinforcing frame. In addition, by supporting both ends of the reinforcing frame in the longitudinal direction on the building frame, the balance of the waterproof pan becomes stable.

[0024]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view and a cross-sectional view showing a waterproof pan according to an embodiment of the present invention, FIG. 2 is a plan view of a waterproof pan with a groove lid attached, and FIG. 3 is along the line III-III in FIG. FIG.

The waterproof pan 20 has a substantially rectangular shape having a first side 21, a second side 22, a third side 23 and a fourth side 24, and a drain groove 32 is provided along all the sides. The
A mounting portion 34 for erected a wall panel, a door frame, and the like is provided on the outside thereof. A water return section 36 is provided upright along the outer edge of the placing section 34. The bottom surface of the drainage groove 32 has a drainage gradient from the first side 21 toward the middle portion of the third side 23, and a trap installation hole 38 is provided in the middle portion of the third side 23. As shown in FIG. 2, the bathtub 40 is installed along the fourth side 24.

The inner area of the drainage channel 12 is the washing floor floor 42. A perforated plate mounting portion 44 is provided in a step-like manner at the peripheral edge portion of the floor surface 42 of the washing place facing the drainage groove 32.

The above-mentioned placing portion 34 includes the first side 21 to the fourth side 2.
4 is provided horizontally over the entire area, and a perforated plate placing portion 46 formed of an upward convex line is provided at the peripheral edge facing the drainage groove 32. These plate placing parts 44, 46
Is horizontal on the entire circumference of the waterproof pan 20. In addition, the outer plate placing portion 46 is higher than the eye plate placing portion 44 on the floor side of the washing place.

As shown in FIGS. 2 and 3, the drain 32
A groove lid (eye plate) 48 is attached to the. The groove lid 48 is bridged between the plate mounting part 44 and the plate mounting part 46, and is installed so as to have an upward slope toward the outside. Placement part 3
A wall panel (not shown) and a door frame 50 are erected on the surface 4.

The washing floor floor 42 has a highest portion H near the center thereof, and a water gradient W is formed from the highest portion H toward the surrounding drainage grooves 32. In the present embodiment, the highest part H extends in the direction parallel to the long side of the waterproof pan 20, and the floor 42 of the washroom is in the shape of a ridge. The highest position H is lower than the upper surface of the door lower frame 52.

In the waterproof pan 26 thus constructed, there is almost no step from the door lower frame 52 to the groove lid 48, no matter where the door frame 50 is installed. Further, the level difference D between the upper surface of the door lower frame 52 and the edge of the drainage groove on the floor surface 42 of the washroom is equal, and even if the door frame 50 is installed at any place, the level difference D is surely within 20 mm. Can be

Further, since the level of the upper surface of the door lower frame 52 is lower than the highest portion H of the washing floor 42, even if the door (not shown) is opened inside the room, the lower end of the door is the washing floor. No scratches on the surface.

In addition, since the groove lid 48 has an upward slope toward the outside, even if a large amount of water (for example, bathtub overflow water) rushes toward the door, this water can be reliably discharged from the groove lid 48. Since it falls into 32, water does not overflow from the door into the undressing room 54.

In this embodiment, the groove lid 48 is inclined by setting the plate placing portion 46 to be higher than the plate placing portion 44. In this way, the groove lid 48 is The thickness of the inside and outside can be made the same, and the groove lid 48
Even if the inside and the outside are reversed, a gradient as shown in FIG. 3 can be obtained.

It should be noted that it is possible to give the groove lid 48 the gradient shown in FIG. 2 by setting the plate placing portions 44 and 46 at the same level and providing a convex portion on the outer lower surface of the groove lid 48. In this case, if the inside and the outside of the groove lid are reversed, the slope shown in FIG.
It is preferably constructed as in the embodiment of FIG.

The level difference D is preferably 20 mm or less (particularly 2 to 8 mm, especially 3 to 5 mm). The angle of the upslope of the groove lid 48 is
0.5 to 3 °, especially 0.7 to 1.5 ° is preferable.

FIG. 4 is a plan view of the waterproof pan 20A according to the embodiment in which the protruding portion 56 is provided outside the drainage groove 32 of the third side 23 in the waterproof pan of FIGS. In this waterproof pan 20A, the door is provided only on the first side 21, the second side 22, or the fourth side 24. A washing counter (not shown) is arranged above the overhanging portion 56 on the third side 23. The other reference numerals in FIG. 4 indicate the same parts as in FIG.

In the waterproof pans 20 and 20A of the above embodiment,
Drains 32 are provided around the perimeter of the waterproof pan so that the bathtub can be located on either side of the waterproof pan. That is, the second
In the figure, the waterproof pan can be arranged on the right side of the waterproof pan, so that the so-called LR can also be used. However, in the present invention, drainage grooves may be provided only on any one, two or three sides.

In the above embodiment, the bathtub and the washing room are separate bodies, but they may be integrally molded as shown in FIG.
In the waterproof pan 20B of FIG. 5, the bathtub 60 is integrally provided along the fourth side. Reference numeral 62 indicates an apron section. Other reference numerals indicate the same parts as in FIG.

In the present invention, as shown in FIGS. 6 and 7, both the washing area and the drain are supported by the reinforcing frame 64, and both ends of the reinforcing frame 64 are supported on the building frame 68 by the foot bolts 66 and the like. Preferably. By doing so, the rigidity of the entire waterproof pan 20 is increased. Further, since the foot bolts 66 are arranged at both ends of the reinforcing frame 64, the posture of the waterproof pan is stable.

The reinforcing frame 64 is preferably integrated with the waterproof pan by an overlay when manufacturing the waterproof pan. In addition, a self-hardening material such as resin concrete 7 is provided in the gap between the reinforcing frame 64 and the wash floor 42.
It is preferable to fill 0.

When the waterproof pan is of a bathtub integrated type, it is preferable to use a long reinforcing frame that also supports the bathtub.

[0042]

As described above, the waterproof pan for a bathroom according to the present invention can eliminate the step of the entrance and exit or almost eliminate it. In addition, it is possible to reliably prevent the outflow of water from the washroom to the dressing room. Further, the drainage gradient on the floor of the washroom can be sufficiently set (for example, 1/50 or more), and the lower end of the door can be prevented from hitting the floor of the washroom.

According to the bathroom waterproof pan of the second aspect, the position of the door frame can be changed without changing the upslope of the groove lid.

In the waterproof pan for a bathroom according to claim 3, even if the direction of the groove lid is reversed, the groove lid can have a specified upward slope toward the outside.

According to the bathroom waterproof pan of the fourth aspect, the waterproof pan can be stably supported. Also, the rigidity of the entire waterproof pan can be increased.

[Brief description of the drawings]

FIG. 1A is a waterproof pan 20 according to an embodiment of the present invention.
2B and 2C are cross-sectional views taken along the line BB and the line CC of FIG.

FIG. 2 is a plan view of a waterproof pan 20 equipped with a groove lid.

FIG. 3 is a sectional view taken along the line III-III in FIG.

FIG. 4 is a plan view of a waterproof pan 20A according to another embodiment.

FIG. 5 is a sectional view of a waterproof pan 20B according to another embodiment.

FIG. 6 is a cross-sectional view of a waterproof pan to which a reinforcing frame is attached.

FIG. 7 is a perspective view of a reinforcing frame.

FIG. 8 is a plan view of a waterproof pan according to a conventional example.

FIG. 9 is a plan view of a waterproof pan according to another conventional example.

FIG. 10 is a sectional view taken along line XX of FIGS.

FIG. 11 shows another conventional example, (A).
The figure is a cross-sectional view taken along the line AA of the figure (B), and the figure (B) is a plan view of the waterproof pan.

[Explanation of symbols]

 1A, 1B, 11, 20, 20A, 20B Waterproof pan 2 Bath tub 3A, 3B Washing place 4 Drainage outlet 5,32 Drainage groove 7,34 Mounting part 8,50 Door frame 42 Washing floor 44,46 Dish rest 48 Groove cover (eye plate)

Claims (4)

[Claims] 1. A waterproof pan for a bathroom in which a drain is provided along at least one side of a washing floor, a water gradient is provided on the floor surface of the washing floor, and the drain is fitted with a drain lid. A waterproof pan for bathrooms, characterized by an upward slope from the washing area to the outside. 2. The waterproof pan for a bathroom according to claim 1, wherein the level of the edge portion along the drainage groove of the washing place is even. 3. The locking part for the gutter lid according to claim 1 or 2, wherein a locking part for the gutter lid is provided at the drainage gutter side and an outer drain gutter edge outside the waterproof pan. Is lower than the level of the outside locking portion, and the thickness of the gutter lid locked to the locking portion is equal to the thickness on the washing side and the outside thickness. Bread. 4. The waterproof pan for a bathroom according to claim 1, wherein a reinforcing frame that supports both the drain and the floor is provided on the lower surface.