JP2003239647A - Lower rail of sash and doorway structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide the lower rail of a sash capable of preventing inflow water from a drain hole at one side of a lower rail from overflowing into a drain hole of the other side. <P>SOLUTION: The lower rail 6 of a sash attached to an opening 2 is provided with the lower rail body 61 made of a long member, a rising piece 63 attached along the longitudinal direction of the upper face of the lower rail body, and drain holes 65, 66 formed close to each other so as to put the rising piece 63 inside. The one side drain hole 65 and the other side drain hole 66 are formed in respective displaced positions to the longitudinal direction of the lower rail body 61. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lower frame of a sash suitable for being attached to an opening such as a sanitary room such as a bathroom, a shower room and a toilet room, an entrance, a doorway, a veranda, and an entrance / exit at these openings. Regarding the structure.

[0002]

2. Description of the Related Art As a conventional pulling sash, for example,
The thing described in Unexamined-Japanese-Patent No. 2000-8729 is known. The one described in the above publication is provided in an opening such as a front door, and a drain hole is provided in the lower frame to allow drainage of rainwater collected on the upper surface of the lower frame of the sash. It is designed to prevent rainwater from entering the room.

[0003]

However, in the lower frame of the sliding sash described in the above publication, drain holes are formed at positions close to each other with the rising piece interposed, and these drain holes are formed in the longitudinal direction of the lower frame. They were arranged in a straight line with respect to the direction orthogonal to. For this reason, if a large amount of water has flowed in from the drainage hole or the like on one side of the startup piece, it may overflow from the drainage hole on the other side and flow from the outside into the room.

Such a problem also occurs at an entrance / exit of a sanitary room or the like as shown in FIG. For example, in FIG.
The entrance / exit of the sanitary chamber shown in (b) is such that the lower frame 6A of the sash as shown in FIG. 3 (a) is housed in the drainage groove 5 provided in the lower part of the opening. The lower frame 6A is a lower frame main body 61.
And rising pieces 62, 63, 64, and drain holes 65A, 66A provided close to each other with the rising piece 63 interposed therebetween, so that water does not leak from the sanitary room inside to the sanitary room outside. In addition, the water is drained from the drain holes 65A and 66A to the drain groove 5. However, similar to the drain holes described in the above publication, the drain holes 65A, 66
When A is formed so as to be aligned on a straight line with respect to the direction orthogonal to the longitudinal direction, as shown in FIG. 3B, when a large amount of water flows in from one drain hole 65A, the inside of the drain groove 5 is There is a problem that the water is temporarily full, the overflow water pressure is directly transmitted to the other drain hole 66A arranged in a straight line, the water overflows from the other drain hole 66A, and leaks to the outside of the sanitary room.

The present invention solves the above-mentioned drawbacks and prevents sashes from leaking to the other side even if a large amount of drainage flows into the drain hole on one side of the lower frame by preventing overflow from the drain hole on the other side. It is to provide a lower frame and an entrance / exit structure using the lower frame.

[0006]

The invention according to claim 1 is
A lower frame of the sash attached to the opening, which is a lower frame body made of a long member, a startup piece provided along the longitudinal direction of the upper surface of the lower frame body, and the startup piece sandwiched therebetween. A drainage hole provided in close proximity, wherein the drainage hole on one side and the drainage hole on the other side are formed so as to be displaced from each other in the longitudinal direction of the lower frame body. And

According to a second aspect of the invention, in the lower frame of the sash according to the first aspect, two drain holes are provided at each end of the lower frame body, and the drain holes are provided at the end portions of the lower frame body. Further, the two drain holes are formed so that their positions are displaced from each other in the longitudinal direction of the lower frame body.

According to a third aspect of the present invention, there is provided an entrance / exit structure in which the lower frame of the sash according to the first or second aspect is housed in an opening of a sanitary chamber having a drainage groove formed in a lower portion thereof. Is provided on the end side of the lower frame body with respect to the drain hole on the other side, and the drain hole on the one side and the drain hole on the other side are arranged so as to be on the sanitary room inner side and the sanitary room outer side, respectively. And

(Operation) According to the lower frame of the sash of the present invention, the drain hole on one side and the drain hole on the other side are:
Since the lower frame main body is formed so as to be displaced from each other in the longitudinal direction, the distance is larger than that of the lower frame main body formed at the same position. Therefore, even if a large amount of water flows into the drain hole on one side, it is difficult for overflow water pressure to be directly transmitted to the drain hole on the other side, and overflow to the drain hole on the other side can be prevented, and the floor surface side on one side can be prevented. Does not leak from one floor to the other.

According to the inlet / outlet structure of the present invention as set forth in claim 2, since two drainage holes are provided at each end of the lower frame body, the other drainage holes are provided at both ends of the lower frame. It is possible to prevent backflow to the drain hole on one side and further prevent water leakage from one floor surface side to the other floor surface side.

According to the inlet / outlet structure of the third aspect, the drain hole on one side is provided closer to the end of the lower frame body than the drain hole on the other side, and the drain hole on the one side and the drain hole on the other side are provided. , Since they are placed inside the sanitary room and outside the sanitary room respectively, even if water overflows from the drain hole on the other side, there is a distance between the drain hole on the other side and the edge of the lower frame, so the lower frame Water does not easily leak from the edge of the.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 (a) is a plan view of the lower frame,
2B is a sectional view taken along the line A-A of FIG. 2A, and FIG. 2A is a sectional view taken along the line BB of FIG.
[Fig. 3] is a perspective view showing an entrance / exit portion of the sanitary chamber, (b) is a bottom cross-sectional view of the opening portion, and (c) is a plan view of the entrance / exit portion.

(Bottom frame of sash) The sash of the present embodiment is attached to the opening 2 of the sanitary room 10 (bathroom) in which the bathtub 11 shown in FIG. 2 is installed. 7 and the left and right vertical frames 8 and 8 are assembled in a square shape. As shown in FIG. 1, the lower frame 6 includes a lower frame main body 61 made of a long member, and three start-up pieces 62, 63, 64 provided along the longitudinal direction of the upper surface of the lower frame main body 61. And are the main components.

As shown in FIG. 1B, the lower frame body 61
Is a long plate-shaped body with legs along both side edges in the longitudinal direction, and has a C-shaped cross section with an open lower surface. Specifically, the flat surface 611 and the leg portion 612 having an L-shaped cross section that hangs from both sides of the flat surface 611 are provided. Each of the rising pieces 62, 63, 64 has a substantially T-shaped cross section, and is provided in parallel along the longitudinal direction of the lower frame main body 61. As a result, the adjacent start-up pieces 62, 6
Gaps a and b are formed between the three and between the rising pieces 63 and 64. Further, the rising pieces 62, 63, 64 are arranged at the same height. The lower frame body 61 and the rising pieces 62, 63, 64 are integrally formed of a material having excellent water resistance such as metal or synthetic resin.

As shown in FIG. 1A, the lower frame main body 61 has four drain holes 651, 652, 661, 662, two at each end in the longitudinal direction. Specifically, in FIG. 1A, drain holes 651 and 6 are provided on the right side.
61 is provided, and drain holes 652 and 662 are provided on the left side. The drainage holes 65 and 66 are provided in the center rising piece 63.
Are provided in the gaps a and b of the flat surface 611 so as to be close to each other with respect to each other. Each of the drainage holes 65 and 66 has a long axis parallel to the longitudinal direction of the lower frame body 61.

The drain hole 651 on one side of the rising piece 63 and the drain hole 661 on the other side are displaced from each other in the longitudinal direction of the lower frame main body 61 so that their positions from the end of the lower frame main body 61 are different from each other. It is formed so as not to overlap. Specifically, the drain hole 651 on one side is provided on the end side of the lower frame body 61, and the drain hole 66 on the other side is provided.
1 is located on the center side of the lower frame body 61. The same applies to the drain holes 652 and 662 at the left end.

(Inlet / Outlet Structure) In the inlet / outlet structure of the present embodiment, as shown in FIGS. 2 (a) and 2 (b), a drain groove 5 is provided below the sanitary chamber opening 2 provided with the sliding door 1.
The drainage groove 5 contains the lower frame 6 of the sash. Here, the drainage ditch 5 is provided along the edge of the floor of the washroom in the bathroom. The drain hole 65 on the one side is provided on the end side of the lower frame body 61 with respect to the drain hole 66 on the other side, and the drain hole 65 on the one side is arranged so as to be on the sanitary room side, and the drain hole on the other side is drained. Hole 66 is outside the sanitary room (dressing room side)
It is arranged so that

The sliding door 1 is formed by mounting two shoji screens 1A and 1B on the sash in a sliding manner. Shoji 1
A and 1B are hanging doors slidably suspended by a door roller on an upper frame 7 having a built-in rail. The lower end of shoji 1A is in the gap a between the rising pieces 62 and 63, and the lower end of shoji 1B is
It is slidably inserted in the gap b between the rising pieces 63, 64.

Starting pieces 62, 63, 64 on the lower frame 6
The upper end surface of the floor is the floor 3 of the adjacent sanitary room 10.
In addition, it is formed in substantially the same plane as the floor surface 4 of the dressing room. That is, the entrance / exit structure of the present embodiment is a barrier-free structure with no floor step.

The drainage groove 5 for accommodating the lower frame 6 is formed of a water resistant material such as synthetic resin, and is formed of a long member having a substantially U-shaped cross section with a shallow depth with respect to the width dimension due to the restriction of the underfloor dimension. Has been done. In the drainage groove 5 containing the lower frame 6, a space portion serving as a drainage space is formed between the lower frame body 61 and the bottom surface 51. The drainage groove 5 is provided with an appropriate drainage gradient along the longitudinal direction, a drainage port (not shown) is provided below the water, and the drainage channel 5 is connected to other drainage ports of the sanitary chamber 10 by piping. . Further, the U-shaped drain groove 5 has its both side edges along the longitudinal direction bent horizontally toward the outside, and is attached in a fitted state so as not to make a step with the floor surfaces 3, 4.

(Operation of this Embodiment) According to the lower frame 6 of the sash of this embodiment, the drain hole 65 on one side and the drain hole 66 on the other side with respect to the longitudinal direction of the lower frame body 61. Since they are formed so that their positions are shifted from each other, the distance between them is larger than that at the same position. Therefore, the lower frame 61
Even if a large amount of water flows into the drain hole 65 on one side or the gap between the lower frame 61 and the drain groove 5 from the direction orthogonal to the longitudinal direction of the, the overflow water pressure is directly transmitted to the drain hole 66 on the other side. It becomes difficult, and overflow to the drain hole 66 on the other side can be prevented. Therefore, water is unlikely to leak from the wash floor 3 to the floor 4 of the dressing room.

Further, since the two drain holes 65 and 66 are provided at both ends of the lower frame body 61, the drain holes 65 on both sides of the lower frame 6 overflow to the drain holes 66 on the other side. It is possible to prevent water leakage from the floor 3 side of the washing room to the floor 4 side of the dressing room.

According to the entrance / exit structure of the present embodiment, the drain hole 65 on one side is lower than the drain hole 66 on the other side, and the lower frame body 6 is provided.
Since the drain holes 65 on the one side are arranged on the washing machine side and the drain holes 66 on the other side are arranged on the dressing room side, the drain holes 66 on the other side are Even if it overflows, since there is a distance between the drain hole 66 on the other side and the end of the lower frame 6, it becomes difficult for water to leak from the end of the lower frame 6.

Although the present invention has been described based on the above embodiment, the present invention is not limited to this embodiment, and even if there is a design change or the like within a range not changing the gist of the present invention. Included in the present invention. For example, in the lower frame and the entrance / exit structure of the sash of the present embodiment, the shoji 1A, 1
B is a hanging door slidably suspended by a door roller on an upper frame 7 having a built-in rail, but it may be a sliding door roller. Alternatively, the lower frame may be divided into a plurality of pieces along the longitudinal direction of the drainage groove, and the plurality of lower frames may be fitted into the openings.

[0025]

According to the sash lower frame of the present invention described in claims 1 and 2, even if a large amount of water flows into the drain hole on one side, it is possible to prevent overflow to the drain hole on the other side. Water leakage from one floor surface side to the other floor surface side can be prevented.

According to the inlet / outlet structure of the third aspect, even if water overflows from the drain hole on the other side, there is a distance between the drain hole on the other side and the end of the lower frame, so that the water flows from the end of the lower frame. It becomes difficult to leak.

[Brief description of drawings]

FIG. 1 is an embodiment of the present invention, in which (a) is a plan view of a lower frame, (b) is a cross-sectional view taken along line AA of (a), and (c) is B of (a). It is a sectional view taken along the line B.

FIG. 2A is a perspective view showing an entrance / exit of the sanitary chamber, FIG. 2B is a sectional view of a lower part of the opening, and FIG. 2C is a plan view of the entrance / exit.

FIG. 3 is an example of a conventional technique, (a) is a perspective view of a lower frame, and (b) is a cross-sectional view of an opening.

[Explanation of symbols]

1 sliding door 2 openings Floor of 3 washroom 4 Floors such as dressing rooms 5 drainage 6 lower frame 61 Lower frame body 62, 63, 64 startup piece 65 Drain hole on one side 66 Drain hole on the other side

Claims (3)

[Claims] 1. A lower frame main body made of a long member, which is a lower frame of a sash attached to an opening, a startup piece provided along the longitudinal direction of the upper surface of the lower frame main body, and the startup. The drain hole on one side and the drain hole on the other side are formed so as to be displaced from each other in the longitudinal direction of the lower frame body. The lower frame of the sash, which is characterized by being 2. The lower frame body is provided with two drain holes at each of both ends thereof, and the two drain holes provided at the end portions of the lower frame body are arranged with respect to the longitudinal direction of the lower frame body. The sash lower frame according to claim 1, wherein the sash lower frames are formed so as to be displaced from each other. 3. An entrance / exit structure in which a lower frame of the sash according to claim 1 or 2 is housed in an opening of a sanitary chamber having a drainage groove at a lower portion, wherein the drainage hole on one side is provided on the other side. An inlet / outlet structure provided on the end side of the lower frame main body with respect to the drainage hole, wherein the drainage hole on the one side and the drainage hole on the other side are arranged so as to be inside the sanitary chamber and outside the sanitary chamber, respectively.