JP2907751B2 - Bathroom sliding door lower frame drainage structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathroom sliding door in which a plurality of sliding doors are slidably accommodated in a stack in a frame attached to an opening of a bathroom in a general house or the like, and particularly to a lower frame drainage structure thereof.

[0002]

2. Description of the Related Art Conventionally, generally used sliding door type doors have a drawback that the opening area of an entrance is small, but unlike doors and folding door type doors, the doors protrude indoors and outdoors when the doors are opened. Because it has the advantage of not being used, there is widespread demand as a bathroom door. On the other hand,
In the case of a sliding door, the lower frame attached to the entrance opening,
In the case of a rail groove or a suspension door for running a sliding door stably, it is necessary to form a guide groove for steadying (hereinafter, rail groove and guide groove are collectively referred to as a shoji guide groove). .

[0003]

However, water splashing from the bathroom into the sliding door easily flows into and accumulates in the sliding door guide groove. If the amount of water is large, a drainage hole provided in the sliding door guide groove is provided. Before the water flows out of the room, water may overflow from the shoji guide groove and reach the outside of the bathroom (the side of the dressing room), causing corrosion of the indoor floor material.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems in the conventional bottom drainage structure of a bathroom sliding door, the present invention according to the first aspect of the present invention is directed to a left and right side mounted to an opening between bathrooms. A lower frame drainage structure of a bathroom sliding door in which a plurality of sliding doors are slidably housed in a stack in a frame formed by a vertical frame and upper and lower frames, wherein the lower frame has an inclined surface inclined toward the bathroom. A partition wall having a horizontal upper surface disposed on the non-bathroom side with respect to the inclined surface, and a preliminary drainage groove disposed on the non-bathroom side with respect to the partition wall and extending along the finding direction. On the inclined surface of the lower frame, there are provided a plurality of guide cross members extending along the finding direction, and a plurality of holding members arranged at predetermined intervals in the longitudinal direction of the guide cross members. The plurality of guide cross members are separated from each other by a predetermined distance by the plurality of holding members. By connecting, a plurality of sash guide grooves are provided between the plurality of guide cross members to guide the sliding doors, and the preliminary drain grooves communicate with the sash guide grooves, and the sash guide grooves are connected to the bathroom. And the water that accumulates in the pre-drainage groove or the shoji guide groove can flow down to the bathroom side.

According to a second aspect of the present invention, in the first aspect of the present invention, the plurality of sliding doors are hanging doors, and each of the hanging doors has a lower end positioned between the sliding door guide grooves. It is characterized by being made to run freely on the shoji guide groove.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the height of the upper surfaces of the plurality of guide cross members is made equal to the height of the floor outside the bathroom. It is configured as a feature.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of a bathroom sliding door according to an embodiment of the present invention, FIG. 2 is a transverse sectional view thereof, and FIG. 4 is an external front view of a bathroom sliding door sash. In each of these figures, in this embodiment, a plurality of hanging door type sliding doors 6 and 6 are superposed in a frame 1 including left and right vertical frames 23 and upper and lower frames 4 and 5 attached to an opening C of a bathroom A. It is slidably housed.

The opening C is a substantially rectangular space formed on the boundary wall between the bathroom A and the dressing room B. The left and right vertical frames 2 and 3 are formed on the inner peripheral surface of the opening C. The frames 4 and 5 are fixed, and the frame 1 is mounted as a whole. The lower frame 5 has an upper surface inclined toward the bathroom A, and is designed to efficiently drain water. Reference numeral 30 in the figure denotes a waterproof pan, which is provided between the lower frame 5 and the building structural material to prevent water from entering the structural material side.

Each of the plurality of sliding doors 6 and 6 accommodated in the frame 1 includes left and right vertical frames 7 and 8 and upper and lower frames 9 and 10.
A light transmitting member 11 made of a light transmitting member such as acryl is accommodated in a door frame composed of: and a plurality of hanging door wheels 12, 12 provided on the upper frame 9 are mounted on the upper frame 4 of the frame 1. It is a suspension door type which is slidably accommodated and supported on the provided guide rail 13, and is arranged in the frame 1 so as to overlap in the expected direction. In the embodiment, of the three sliding doors 6, the one on the right side when viewed from the undressing room B side is fixed, and the other two are slid to form an entrance opening.

Further, on the upper surface of the lower frame 5, there is disposed a scalloped assembly in which a plurality of guide cross members 20, 20 are interconnected by holding members 21, 21. here,
This assembly will be described briefly. 3 in the embodiment
The guide cross members 20 and 20 are extruded aluminum members having a rectangular cross section having substantially the same length as the width of the opening formed by the frame 1 of the sliding door. They are mutually connected by the holding member 21 and have a saw-like shape as a whole.

The guide cross members 20, 20 are provided on the holding member 2
1 is mounted on the lower frame 5 as shown in FIG. In this case, the guide cross members 20, 20
The holding member 21 serves as a spacer between the lower frame 5 and
The drainage path E is formed between the guide cross members 20, 20 and the upper surface of the lower frame 5 as a result of being disposed so as to float above the upper surface of the lower frame 5. In addition, each guide horizontal member 2
Between 0 and 20, D is a sliding door guide groove and the sliding door 6,
By locating the guide pieces 14, 14 hanging down from the lower frame 10, the sliding pieces 6, 6 function as sway stoppers, and have a function of draining water into the lower frame 5. . Therefore, the water flowing into each of the sliding door guide grooves D falls on the upper surface of the lower frame 5 and flows out to the bathroom A side through the drainage path E.

Next, on the upper surface of the lower frame 5 on the undressing room B side, there is provided a preliminary drainage groove 32 extending in the direction of appearance. FIG. 3 is an end view of a lower frame portion showing a drainage path. The preliminary drainage groove 32 is integrally formed with the lower frame 5 by a concave portion formed on the horizontal piece 15 of the lower frame 5 near the bathroom A,
It is located further on the undressing room B side of the sliding door guide groove D formed by the guide cross members 20, 20. The bottom surface of the preliminary drainage groove 32 is slightly inclined downward toward the bathroom A, and a plurality of drainage holes 33 are formed below the wall surface on the bathroom A side. Therefore, the preliminary drain ditch 3
As shown in FIG. 3, the water that accumulates in
From the drainage path E, and further from here the bathroom A
It flows down to the side. On the back side of the bathroom A side wall surface of the preliminary drainage groove 32 and each of the sliding door guide grooves D, D,
An airtight material 34 is provided. This is to prevent water from flowing backward from the drainage path E to the preliminary drainage groove 32 and the shoji guide grooves D, D, and functions like a check valve.

Next, the drainage action of the present invention will be described. In FIG. 3, the water splashed from the bathroom A to the sliding doors 6, 6 flows along the sliding doors 6, 6 or directly flows into the sash guide grooves D, D, falls through the gap of the airtight material 34, and falls into the lower frame 5, The water is drained to the bathroom A side along the drain route E on the upper surface of the lower frame 5. In this case, if the amount of water flowing into each of the sash guide grooves D, D exceeds the amount that falls through the gap of the airtight material 34, water overflows from the sash guide grooves D, D and reaches the undressing room B side. When the water accumulates in the undressing room B, the water gradually spreads from the lower frame 5 toward the floor of the undressing room B. Bathroom A
The water overflowing from the side and center shoji guide grooves D flows into the center and the non-clothing room B side shoji guide grooves D, respectively.
As described above, the water is drained from the drainage path E into the bathroom A. The water overflowing from the sliding door guide groove D near the dressing room B reaches the preliminary drain groove 32, flows down there, flows into the drain passage E from the drain hole 33, and is drained to the bathroom A side.

In this embodiment, an example in which the lower frame structure of the present invention is used for a sliding door type sliding door has been described, but the present invention can also be applied to a sliding door that runs with a door wheel on a lower frame. In this case, it is preferable to make the sliding door run by the above-described general concave sash guide groove.

[0015]

As described above, according to the first and second aspects of the present invention, the lower frame has an inclined surface inclined toward the bathroom and a non-bathroom disposed with respect to the inclined surface. And a preliminary drainage groove disposed on the non-bathroom side with respect to the partition wall and extending along the finding direction, and on the inclined surface of the lower frame, along the finding direction. And a plurality of holding members arranged at predetermined intervals in the longitudinal direction of the guide cross members, and the plurality of guide cross members are mutually separated by a plurality of holding members at predetermined intervals. A plurality of sliding door guide grooves for guiding each sliding door are provided between the plurality of guide cross members by connecting them at intervals, and the preliminary drainage grooves communicate with the sliding door guide grooves, and the sliding door guide grooves are connected to the bathroom side. To drain the water that accumulates in these pre-drainage gutters or shoji guide grooves toward the bathroom. By becoming a universal, the bathroom outside much amount of water flowing into the shoji guide groove even if the water is overflowing because it is drained from the preliminary drainage grooves in the bathroom side,
Water can be prevented from reaching the indoor floor.
Here, since a plurality of guide cross members are connected by a plurality of holding members to form a sliding door guide groove and the like, it is not necessary to form rails for sliding door guides in the lower frame. Further, since there is no need to form rails on the lower frame, there is no need to perform drilling, partial cutting, or the like on the rails to form drainage channels, and the manufacture is very easy.
In particular, in the case where a drain hole is provided by providing a rail, as the number of rails is increased, and as the drainage capacity is increased, more hole forming processing is required. Since it functions as a drainage channel, a large drainage capacity can always be ensured regardless of the number of guide cross members.
According to a third aspect of the present invention, the plurality of sliding door guide grooves are formed by guide cross members, and the height of the upper surface of each guide cross member is made to match the height of the floor outside the bathroom. Thereby, it is possible to smoothly enter and exit the bathroom, and a user such as a wheelchair can enter just before the bathroom side. Even if a step or a rising piece is eliminated, since a preliminary drain is provided, it is possible to reliably prevent water from flowing into the undressing room.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a bathroom sliding door according to one embodiment of the present invention.

FIG. 2 is a cross-sectional view of a bathroom sliding door.

FIG. 3 is an end view of a bathroom sliding door lower frame showing a drainage path.

FIG. 4 is an external front view of a bathroom sliding door sash.

[Explanation of symbols]

 Reference Signs List A Bathroom B Dressing room C Opening D Shoji guide groove E Drainage channel 1 Frame 2 Left vertical frame 4 Right vertical frame 4 Upper frame 5 Lower frame 6 Sliding door 10 Lower frame 12 Suspended door truck 13 Guide rail 14 Guide piece 15 Horizontal Piece 20 guide horizontal member 21 holding member 30 waterproof pan 32 preliminary drainage groove 33 drainage hole

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Tomohiro Yamada 2-7-23 Kiba, Koto-ku, Tokyo Inside Nippon Lighting Co., Ltd. (56) References JP-A-8-1114071 (JP, A) (58) Surveyed field (Int.Cl. ⁶ , DB name) E04H 1/12 301 E06B 7/12-7/14 E06B 1/70

Claims (3)

(57) [Claims] The present invention is characterized in that a plurality of sliding doors are slidably accommodated in a superposed state in a frame composed of left and right vertical frames and upper and lower frames attached to an opening between bathrooms. Bathroom sliding door lower frame drainage structure. (B) The lower frame has a slope inclined to the bathroom side, a partition wall disposed on the non-bathroom side with respect to the slope side and having a horizontal upper surface, and a non-bathroom side with respect to the partition wall. And a preliminary drainage groove extending along the finding direction. (B) On the inclined surface of the lower frame, there are provided a plurality of guide cross members extending along the finding direction, and a plurality of holding members arranged at predetermined intervals in the longitudinal direction of the guide cross members. Become. (C) The plurality of guide cross members are connected to each other at predetermined intervals by the plurality of holding members, so that a plurality of sash guide grooves for guiding the sliding doors are provided between the plurality of guide cross members. It becomes. (D) The pre-drainage groove is communicated with the shoji guide groove, and the sash guide groove is communicated with the bathroom side, so that water accumulated in the pre-drainage groove or the sash guide groove can freely flow down to the bathroom side. 2. The sliding door according to claim 1, wherein the plurality of sliding doors are hanging doors, and each of the hanging doors has a lower end positioned between the sliding door guide grooves so as to be able to run on the sliding door guide grooves.
The bottom drainage structure of the bathroom sliding door as described. 3. The lower frame drainage structure for a bathroom sliding door according to claim 1, wherein the height of the upper surfaces of the plurality of guide cross members is made equal to the height of the floor outside the bathroom.