JP2000129742A - Doorway structure of bathroom unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent hot and cold water on a floor pan from overflowing on the adjacent room floor surface by arranging a slit-like water passing passage between the threshold part for slidingly holding a sliding door of a bathroom unit and the cover part for covering the adjacent room floor surface edge. SOLUTION: The receiving part 33 is arranged adjacently to the drainage ditch part 31 on the peripheral edge of an FRP floor pan, and the threshold part 6 and the cover part 7 are placed to be connected by a connecting member 9. A sliding door 64 is made freely slidable by a rail 65 of the threshold part 6, the drainage ditch part 31 is covered with a cover 4, and the edge part of the adjacent room floor surface is covered with the cover part 7. Hot and cold water on the floor pan is made to flow down to a drainage ditch part 31 through a drain hole 62e arranged in the top plate part 62c and the bottom plate part 62d of the threshold part 6, an elastic water stop member 67b is elastically contacted with the outside of the sliding door 64, and a check valve 61b composed of a rubber elastic body is arranged between the threshold part 6 and the cover part 7 to prevent a counterflow. Thus, when the hot and cold water on the floor pan goes over the threshold part 6, the water is drained through clearance S1 between the threshold part and the cover part 7 to prevent overflowing water to the adjacent room floor surface.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an entrance / exit structure for a bathroom unit.

[0002]

2. Description of the Related Art In Japan, with the aging society, families with only elderly couples and families with elderly people living alone are increasing. In the case of elderly people, if there is any step at the entrance when trying to get out of the bathroom, there is a risk of falling down and falling and injuring the corner of the entrance.

[0003] In order to safely take a bath even for a person with a weak leg such as an elderly person or a physically handicapped person, the step between the bathroom and the entrance and between the entrance and the next room such as a dressing room or a washroom is set to 3 mm or less. A bathroom unit having a structure called barrier-free has already been proposed (Japanese Utility Model Publication No. 1-20466, Japanese Utility Model Registration No. 2564202, Japanese Utility Model Publication No.
-53365).

In such a bathroom unit, for example, as shown in FIG. 5, an entrance / exit frame 100 is supported from below by a receiving portion 201 provided at an edge of a waterproof pan 200,
Washing floor 300 and lower frame (sill) 10 of doorway frame 100
1 and the upper surface are substantially the same height. Also, the washing floor 300 is inclined to the side opposite to the entrance, so that the washing floor 3
The hot water or the water that has fallen at 00 is allowed to flow as far as possible from the entrance and exit, and the washing floor 300 and the lower frame 10
A drain ditch 400 is provided between the drain ditch 400 and the hot water or the water used on the washing floor 300 side to flow to the entrance / exit side. The inflow prevents leakage to the outside of the bathroom.

However, even in such a structure, since there is almost no step between the washing floor 300 and the lower frame 101 of the entrance frame 100, the door is slightly opened due to forgetting to close or the bathroom is cleaned. When a large amount of water is used in the bathroom as in the case of water, the hot water or water may leak out of the door and wet the floor of the next room.

[0006]

SUMMARY OF THE INVENTION In view of such circumstances, the present invention is designed to prevent water or water from leaking from the bathroom to the outside of the door.
An object of the present invention is to provide an entrance / exit structure of a bathroom unit in which the floor of an adjacent room is hardly wetted by hot water or water.

[0007]

According to the present invention, there is provided an entrance / exit structure for a bathroom unit, which comprises a door sill and a cover provided along the sill in order to achieve such an object. The entrance and exit of the bathroom unit which is received by the receiving part provided on the periphery of the waterproof pan having the washing floor so that the lower frame for forming covers the edge of the floor of the next room to the bathroom with the cover. In the structure, a slit-shaped water passage for draining hot water or water leaking from the bathroom side to the outside of the door is provided between the threshold portion and the cover portion.

In the above-mentioned entrance / exit structure for a bathroom unit according to the present invention, it is preferable that the water passage is provided with a check valve in the middle of the passage to prevent backflow from the drain pipe side.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below.
This will be described in detail with reference to the drawings. FIG. 1 shows an embodiment of an entrance / exit structure of a bathroom unit according to the present invention.

As shown in FIG. 1, this bathroom unit A
Is installed such that the lower frame 5 for forming the entrance is received by the receiving portion 33 of the waterproof pan 1. The waterproof pan 1 includes a washing floor member 2 made of fiber-reinforced plastic, a tub member 3,
And a lid 4.

The washing floor 2 has a washing floor 21 and a hanging part 22 hanging down from an edge of the washing floor 21.

As shown in FIGS. 1 and 2, the tub member 3 has a box shape having both ends on the longitudinal side closed, and includes a drain groove 31 serving as a drain groove and a drain basin serving as a drain basin. 32
And a receiving portion 33 on which the lower frame 5 is received, as described later, and a rising wall 34 rising up along the periphery of the receiving portion 33,
As shown in FIG. 3, the drainage groove 31 is constructed so as to receive the hanging part 22 of the washing floor member 2 from below. In other words, hot water or water that has fallen on the washing floor 21 and is about to flow toward the doorway flows into the drain groove 31 from the hanging part 22.

The drainage basin section 32 is provided such that a part of the drainage section 31 widens toward the receiving section 33 and enters the lower side of the lower frame 5 at an intermediate portion of the drainage section 31, and is provided at the bottom thereof. A drain hole (not shown) is formed, and is connected to a drain part 35 such as an elbow through the drain hole.

Although not shown, the lower frame 5 is combined with an upper frame and two side frames to form an entrance / exit frame, and a slide door 51 is fitted into the entrance / exit frame to form an entrance / exit. Sill 6 and cover 7
And

The threshold portion 6 and the cover portion 7 have substantially the same height at their upper ends, and are connected via a connecting member 9 as described later. That is, the threshold 6
It has a leg portion 62 having a substantially square cross section and a rail portion 63 provided on the upper portion of the leg portion 62. When the leg portion 62 is received by the receiving portion 33, the upper end thereof, that is, the rail The height difference between the upper end of the section 63 and the edge of the washing floor 21 is 3 mm.
It is formed to be within.

The leg portion 62 is fixed to a predetermined position of the receiving portion 33 via a fixing means 83 such as a double-sided tape or an adhesive, and an engaging hole 62a is formed in a side wall 62b on the rising wall 34 side. Thus, an engaging portion 92 provided at one end of the connecting member 9 is engaged with the engaging hole 62a. In addition, the leg 62
Each of the top plate portion 62c and the bottom plate portion 62d has a drain hole 62e as a drain passage in the longitudinal direction (the washing floor 21).
Are provided at a predetermined pitch in the direction along the edge of the image.

The rail 63 has a sliding door 64 at the center.
Has a sliding rail 65, and is formed in a groove shape by rising portions 66 and 67 rising from both sides of the leg portion 62 with the rail 65 interposed therebetween. In addition, of the rising portions 66 and 67,
The rising portion 66 on the drain groove 31 side has a hook 6 on its inner wall surface.
6a, and a locking hook 42 of the lid 4 described later is locked to the locking hook 66a.

On the other hand, the rising portion 67 on the rising wall 34 side has a fixed portion 67a on the inner wall surface, and the lower end portion of an elastic water blocking member 67b elastically contacting the lower end wall surface of the slide door 64 is fixed to the fixed portion 67a. ing. The fixing portion 67a has a groove shape so that the elastic water blocking member 67b can be easily attached and detached.

A fixing rib 61a is projected from the wall surface of the sill section 6 on the side of the rising wall 34, and one end of a check valve 61b made of a rubber elastic material is fixed to the fixing rib 61a. Further, the rail portion 63 includes the rail 65 and the compatible upper portions 66 and 67 in a state where the leg portion 62 is received by the receiving portion 33.
Of the washing room floor 21 is approximately the same height.

The cover 7 has a cover main body 71, a large leg 72, and a small leg 73. The large leg 72
The lower end has a substantially trapezoidal cylindrical shape with a cutout at the corner on the side of the rising wall 34, and the lower end is received by the receiving portion 33, and is fixed through a fixing means 83 such as a double-sided tape or an adhesive. It is fixed to the receiving part 33.

The large leg 72 is provided with an engaging hole 72a on the side surface on the threshold 6 side, and the engaging portion 92 at the other end of the connecting member 9 is engaged with the engaging hole 72a. I have. On the other hand, the lower end of the small leg portion 73 is received on the upper surface of the rising wall 34, and is fixed to the rising wall 3 via a fixing means 73a such as a double-sided tape or an adhesive.
4 is fixed to the upper surface.

The cover body 71 covers a portion from the upper surface of the end of the receiving portion 33 to the edge of the floor surface F of the adjacent room.
The upper end surface is the upper end of the sill section 6, that is, the rail section 63.
It is almost the same height as the upper end of. In addition, the large leg 72
On the wall surface on the washing floor 21 side, a stopper rib 72b is provided so that the open end of the check valve 61b elastically contacts the lower end surface.

As shown in FIG. 4, the connecting member 9 has engaging portions 92 at both ends of a connecting member main body 91, and has a positioning projection 93 inside each engaging portion 92.

The engaging portion 92 has a tapered tip and a split groove 94, and is provided with an engaging hole 62a.
At the time of insertion into the (72a), the thickness of the front end portion is shrunk so as to be smaller than the width in the height direction of the engagement hole 62a (72a) by the width of the split groove 94 so that the insertion can be easily performed. After the insertion, the hook 92a of the engaging portion 92 returns to the original state by the elastic restoring force.
It is locked to the periphery of (72a) to prevent it from falling off.

The positioning projection 93 is provided so as to protrude from the side wall surface of the connecting member 9, and the whole of the engaging portion 92 extends from the engaging hole 62 a (72 a) to the leg 62 and the large leg 7.
2 and comes into contact with the peripheral edge of the engaging hole 62a (72a), and the wall of the leg 62 and the large leg 72 is sandwiched between the neck of the engaging portion 92 and the sill. 6 and the cover 7 are connected and fixed. That is, the rail members 6 and the cover 7 are connected to the rail members 6 by the engagement between the engaging portions 92, 92 of the connecting member 9 and the engaging holes 62a, 72a.
And the cover 7 are fixed with a substantially slit-shaped gap S as a water passage having an opening.

The gap S communicates with an external drain pipe via the drainage basin section 32 and the drainage part 35, and is closed at an intermediate portion via a check valve 61b.

That is, the check valve 61b normally has the clearance S
Is closed in the middle, the amount of drainage flowing into the drain groove 31 increases, and the drainage is
Even if it tries to flow backward to the opening S1 side between the cover part 7,
The check valve 61b prevents the space S from flowing out of the gap S, and bends downward due to the weight of hot water or water only when hot water or water flows into the gap S from the opening S1, thereby opening the gap S. In this state, hot water or water can be drained to an external drain through the drain groove 31 and the drainage part 35.

The lid 4 includes a lid body 41 and a hanging part 42 provided along one edge of the lid body 41. The lid body 41 is hung between the rising part 66 and the washing floor 21. The drain groove 31 is concealed so as not to be seen from the bathroom side, and the locking hook 4 provided on the hanging portion 42 is provided.
2a is engaged with the locking hook 66a of the rising portion 66, so that the upward movement is prevented.

The lid 4 is composed of a lid body 41 and a lid body 41.
And the upper end of the rail 65 are formed to have substantially the same height. In addition, in FIG.
2 is a joist.

As described above, since the gap S is opened between the frame body 6 and the cover 7 at the entrance of the bathroom unit A, hot water or water dropped on the washing floor 21 is removed by the frame. When trying to flow out of the bathroom to the doorway side beyond the main body 6, the drain groove 31 and the drainage basin 32 via the gap S
And discharged to the outside. Accordingly, the floor surface F of the adjacent room is not wetted.

In the waterproof pan 1, since the washing floor 2 and the tub member 3 are separated from each other, various types of washing pans and tub members having different sizes and shapes are appropriately changed by changing the combination. Can accommodate bathroom units.
That is, the parts can be shared, and the manufacturing cost of the bathroom unit A can be reduced. In addition, 3mm at the entrance
Because there is no step within, even people with weak legs such as the elderly and the physically handicapped can safely take a bath.

The entrance / exit structure of the bathroom unit according to the present invention is not limited to the above embodiment. For example, in the above-described embodiment, the waterproof pan 1 is formed by combining the tub member 3 and the washing floor member 2, but the tub member 3 and the washing floor member 2 are integrally formed. It does not matter. In the above embodiment, the drain groove 31 is completely concealed by the lid 4 so as to be invisible from the outside, but may be a grating lid.

In the above embodiment, the washing floor 21, the upper surface of the lower frame 6, the cover main body 71 and the floor F of the adjacent room are not stepped within 3 mm. Can also be used for a normal bathroom unit having In the above embodiment, the door is a sliding door, but the door may be a sliding door or a folding door.

[0034]

Since the entrance / exit structure of the bathroom unit according to the present invention is constructed as described above, even if hot water or water leaks from the bathroom to the outside of the door, the floor of the next room may be wet by the hot water or water. Can be reduced. Also, according to the second aspect, there is no backflow from the drain groove side,
It is possible to more reliably prevent the floor of the next room from being wet with hot water or water.

[Brief description of the drawings]

FIG. 1 shows an entrance / exit structure of a bathroom unit according to the present invention.
It is sectional drawing showing one Embodiment.

FIG. 2 is an enlarged sectional view of a main part of FIG.

FIG. 3 is a perspective view illustrating a connection structure between a washing floor member and a tub member.

FIG. 4 is a perspective view illustrating a connection structure using a connection member.

FIG. 5 is a cross-sectional view showing an entrance / exit structure of a conventional bathroom unit.

[Explanation of symbols]

 Reference Signs List A Bathroom unit 1 Waterproof pan 5 Door frame 6 Frame body 61 Lower frame 61b Check valve 64 Slide door 33 Receiver 7 Cover F Floor of adjacent room S Gap (water passage)

Claims (2)

[Claims] A lower frame for forming an entrance and exit provided with a sill portion of a door and a cover portion provided along the sill portion, so that the cover portion covers an edge of a floor surface of an adjacent room of the bathroom. In the entrance / exit structure of a bathroom unit which is received by a receiving portion provided on a periphery of a waterproof pan having a washing floor, a hot water leaking out of a door from a bathroom side between the sill portion and the cover portion. An entrance / exit structure for a bathroom unit, comprising a substantially slit-shaped water passage for draining water. 2. The entrance / exit structure of a bathroom unit according to claim 1, wherein the water passage is provided with a check valve on the way to prevent back flow from the drain pipe side.