JP7166981B2 - Fittings - Google Patents

Description

TECHNICAL FIELD The present invention relates to a fitting provided with a sliding door shoji.

As fittings provided with a sliding door shoji, for example, a sash window provided with an inner and outer sliding shoji on a window frame is known (see, for example, Patent Document 1). In this sash window, a guide block provided with a passage for a rail provided on the lower frame is fitted to the lower end of the door frame and the meeting frame of the double sliding shoji. The guide block also serves to prevent the sliding shoji supported on the rail via the door roller from coming off the rail.

Japanese Utility Model Laid-Open No. 1-94589

The passage of the rail provided in the guide block of the sash window has a groove shape that is recessed upward, and the watertight material is provided between the passage of the guide block that moves together with the sliding shoji and the rail. Not provided. For this reason, in the case of rain accompanied by wind, the sliding shoji is pressed by the wind pressure, and although the side surface of the passage and the rail are in close contact, the watertightness is low, so rainwater etc. enters the lower frame, There is a problem that there is a possibility that it becomes a splash and scatters toward the indoor side of the fittings.
The present invention has been made in view of such problems, and an object of the present invention is to provide fittings that are excellent in watertightness while having a sliding door shoji.

The main invention for achieving such an object has a sliding door shoji with a frame made of a hollow member that separates the indoor from the outdoors, and a lower frame with a rail that guides the sliding door shoji. has a sliding member at the lower end that slides against the rail when the sliding door shoji moves, and the sliding member includes an insertion portion into which the rail is inserted, the insertion portion, and the stile. and a communication hole that communicates with the fitting.
Other features of the present invention will become apparent from the description of the specification and accompanying drawings.

ADVANTAGE OF THE INVENTION According to this invention, it is possible to provide the fittings which were excellent in watertightness, although the sliding door shoji is provided.

It is the figure which looked at the fittings which concern on this embodiment from the indoor side. It is a longitudinal cross-sectional view in the lower end part of fittings. It is a perspective view which shows a door frame, a lower frame, and a sliding member. It is the figure which looked at the sliding member provided in the door frame from the indoor side. FIG. 3 is an enlarged view of part A in FIG. 2 ; 6(a) is a sectional view taken along line BB in FIG. 4, FIG. 6(b) is a sectional view taken along line CC in FIG. 4, and FIG. 6(c) is a sectional view taken along line DD in FIG.

A fitting according to an embodiment of the present invention will be described below with reference to the drawings.
As shown in FIG. 1, the fittings 1 of this embodiment include a frame 2 attached to the frame of the building, and a sliding door shoji that forms an inner shoji and an outer shoji that can be supported by the frame 2 to separate the inside and outside. It is a fitting 1 for a double sliding window provided with 3 (hereinafter referred to as shoji).

In the following description, when the fitting 1 is viewed from the indoor side, the up-down direction is indicated as the up-down direction, the left-right direction is indicated as the left-right direction, and the depth direction, which is the indoor/outdoor direction, is indicated as the prospective direction. Each part of the fittings 1, and even each member constituting the fittings 1 is in a single state, in the vertical direction, the left-right direction, the perspective direction, etc. in the state where the fittings 1 are attached. to identify and explain the direction.

The frame body 2 includes left and right vertical frames 20 that are spaced apart from each other in the horizontal direction, and an upper frame 21 and a lower frame 22 that span between the upper end portions and the lower end portions of the left and right vertical frames 20, respectively. have. The upper frame 21 is provided with an upper rail (not shown) projecting downward along the left-right direction.

As shown in FIG. 2, the lower frame 22 includes a lower frame main body 23 having an inner rail 2a and an outer rail 2b for guiding the two shojis 3 in the horizontal direction, and a space between the inner rail 2a and the outer rail 2b. It has an inter-rail cover material 24 for covering, and an indoor cover material 25 for covering the indoor side of the inner rail 2a and connecting with a frame (not shown) provided on the indoor side.

The lower frame main body 23 is provided with an inner rail 2a and an outer rail 2b protruding upward. 23a is provided. The lower ends of the inner rail 2a and the outer rail 2b are connected by an inter-rail bottom portion 23b having a slight inclination such that the outdoor side is lower, and an inter-rail cover material 24 is provided between the lower portion of the outer rail 2b and the inter-rail bottom portion 23b. A locking portion 23c is provided. The inner rail 2a and the lower end of the lower frame wall portion 23a are also connected by an indoor bottom portion 23d having a slight inclination such that the outdoor side is lower. is provided with a locking portion 23e.

The rail-to-rail cover material 24 includes a rail-to-rail cover flat portion 24a arranged above the rail-to-rail bottom portion 23b with a space therebetween, and a rail-to-rail cover flat portion 24a that extends downward from the lower surface of the rail-to-rail cover flat portion 24a. and a rail-to-rail cover leg portion 24b that is locked to the locking portion 23c. The upper surface of the inter-rail cover flat portion 24a in a state where the lower end of the inter-rail cover leg portion 24b is locked by the locking portion 23c, and the lower ends of the two shoji screens 3 supported by the inner rail 2a and the outer rail 2b are separated. Spaced vertically.

The indoor cover member 25 includes an indoor cover flat portion 25a arranged above the indoor bottom portion 23d with a space therebetween, and a lower surface of the indoor cover flat portion 25a, and the lower end of the indoor cover member 25 is a locking portion of the lower frame main body 23. An indoor cover leg portion 25b locked to 23e, an indoor cover wall portion 25c erected upward from the edge of the indoor cover flat portion 25a on the indoor side, and an upper edge of the indoor cover wall portion 25c extending to the indoor side. and an extended indoor cover extension 25d.

With the lower end of the indoor cover leg portion 25b locked by the locking portion 23e, the upper surface of the indoor cover flat portion 25a and the lower end of the shoji 3 supported by the inner rail 2a are vertically spaced apart. . Further, in a state where the lower end of the indoor cover leg portion 25b is locked by the locking portion 23e, the indoor cover wall portion 25c faces the lower frame wall portion 23a on the outdoor side, and the indoor cover extension portion 25d is downward. It is arranged across the frame wall portion 23a and, for example, a frame (not shown). When the indoor cover member 25 is attached, the upper end 25e of the indoor cover wall portion 25c and the upper ends 2c of the inner rail 2a and the outer rail 2b are positioned at substantially the same height.

Each shoji 3, as shown in FIG. 1, has glass 3a and a frame 30 which is rectangular and accommodates the peripheral edge of the glass 3a. The frame 30 consists of an upper frame 31 arranged above the glass 3a, a lower frame 32 arranged below, a door frame 33 engaged with the vertical frame 20 of the frame in the closed state, and It has a meeting frame 34 that overlaps in the prospective direction. The upper stile 31, the lower stile 32, the door stile 33, and the stile 34 are all composed of a stile body made of extruded aluminum material and a synthetic resin stile cover provided on the indoor side of the stile body. have.

The upper frame 31 and the lower frame 32 are fixed between the door frame 33 and the meeting frame 34. - 特許庁For this reason, the edges of the upper frame 31 and the lower frame 32 are closed by the parts where the door frame 33 and the meeting frame 34 face each other.

Door rollers 32a (Fig. 2) are provided near both ends in the longitudinal direction of the lower frame 32 of each shoji 3, and the door rollers 32a of the shoji 3 are supported by the inner rails 2a or the outer rails 2b and are movable in the left-right direction. is provided in That is, the horizontal direction corresponds to the moving direction of the shoji 3 .

A sliding member 35 is provided at the lower end of the door frame 33 and the meeting frame 34 to slide against the inner rail 2a or the outer rail 2b when the shoji 3 moves along the inner rail 2a or the outer rail 2b. ing. Hereinafter, the sliding member 35 provided on the shoji 3 will be described by taking as an example the sliding member 35 provided on the door frame 33 of the shoji (inner shoji) 3 arranged on the indoor side.

As shown in FIG. 3, the door frame 33 includes a door frame body 331 made of extruded aluminum and a synthetic resin door frame cover 332 provided on the indoor side of the door frame body 331. have. The door frame main body 331 has a hollow portion 331a communicating in the longitudinal direction. .

As shown in FIGS. 4 to 6, the sliding member 35 includes a lower end plate portion 350 that abuts against the edge 331b of the door frame main body 331, and a hollow portion 331a of the door frame main body 331 that is inserted into the door. It has an insertion fitting portion 351 fitted to the front frame main body 331 and a groove portion 352 recessed upward from the lower end plate portion 350 . The groove 352 is provided over the entire length of the sliding member 35 in the horizontal direction in which the shoji 3 moves. Here, the groove portion 352 corresponds to an insertion portion into which the inner rail 2a or the outer rail 2b is inserted.

The lower end plate portion 350 has a contour along the outer peripheral shape of the edge 331b of the door frame main body 331, and is divided into two by a slit 350a along the left-right direction along which the shoji 3 moves, at a substantially central portion in the viewing direction. ing.

The insertion fitting portion 351 includes an indoor wall portion 351a that rises upward by being connected to the indoor side edge forming the slit 350a in the lower end plate portion 350, and an indoor wall portion 351a that rises upward while being connected to the outdoor side edge forming the slit 350a in the lower end plate portion 350. An outdoor wall portion 351b that rises, an arch-shaped upper end connecting portion 351c that connects the upper ends of the indoor wall portion 351a and the outdoor wall portion 351b, and a reinforcing rib erected upward from the center in the projection direction on the upper side of the upper end connecting portion 351c. 351d and .

The indoor wall portion 351a is provided with an opening 351e as a communication hole at a central portion in the left-right direction. That is, the indoor wall portion 351a has portions sliding on the inner rails 2a on the door tip side and the meeting side of the opening 351e. The opening 351e is provided on the indoor wall portion 351a above a position slightly higher than the upper surface of the lower end plate portion 350 and on the indoor side of the indoor side surface of the reinforcing rib 351d. For this reason, the upper end position P of the opening 351e is provided to the vicinity of the highest top of the groove 352, and the upper end of the indoor cover wall portion 25c is substantially the same height as the upper end 2c of the inner rail 2a or the outer rail 2b. It is formed up to a position higher than the portion 25e.

For example, as shown in FIG. 5, the fitting 1 of this embodiment includes the lower end of the door frame cover 332 of the inner shoji 3 and the sliding member 35 in a state in which the inner shoji 3 is supported by the inner rail 2a. is inserted between the inner rail 2a and the indoor cover wall portion 25c of the indoor cover member 25. As shown in FIG. At this time, the indoor wall portion 351a and the outdoor wall portion 351b of the sliding member 35 are opposed to the inner rail 2a with a gap therebetween in the projection direction, and the door roller 32a rolls on the inner rail 2a while the shoji 3 moves. When moving, the indoor wall portion 351a or the outdoor wall portion 351b moves while sliding on the inner rail 2a, so that the shoji 3 moves without the door roller 32a coming off the inner rail 2a. Here, the indoor cover wall portion 25c of the indoor cover material 25 corresponds to the lower frame indoor wall portion into which the lower end of the sliding door shoji is inserted between the rail and the indoor wall portion 351a corresponds to the indoor facing wall portion, The outdoor wall portion 351b corresponds to the outdoor facing wall portion.

When rain accompanied by wind blows, the sliding shoji is pressed indoors by wind pressure, and the outdoor wall portion 351b of the sliding member 35 abuts against the inner rail 2a. Even if 35 and the lower frame 22 made of aluminum are in contact with each other, the watertightness is low. Therefore, wind and rainwater may enter the groove 352 of the sliding member 35 from between the outdoor wall portion 351b and the inner rail 2a, and rainwater may accumulate on the indoor side of the inner rail 2a of the lower frame 22. At this time, if the concave portion into which the rail is inserted, such as the sliding member 35 of the present embodiment, is not provided with an opening, as in conventional fittings, from between the outdoor wall portion and the inner rail, Rainwater or the like that has collected on the indoor side of the inner rail may be swept up by the incoming wind or the like, and may splash and scatter on the indoor side of the fittings.

In the fitting 1 of the present embodiment, an opening 351 e is provided in the indoor wall portion 351 a of the sliding member 35 so as to communicate the inside of the groove portion 352 with the inside of the hollow portion 331 a of the door frame 33 . Therefore, even if rainwater or the like accumulates on the indoor side of the inner rail 2a of the lower frame 22, and wind blows into the groove 352 from between the outer wall 351b and the inner rail 2a, as shown in FIG. Then, the blown wind flows out from the opening 351e into the hollow portion 331a. That is, the amount of the blown wind that flows indoors through the slits 350a of the grooves 352 is greatly reduced.

According to the fitting 1 of the present embodiment, the sliding member 35 provided at the lower end of the door frame 33 has the groove 352 into which the inner rail 2a is inserted and the hollow portion 331a of the door frame 33. Since the communicating openings 351e are provided, even if rain or wind blows from the outdoor side and enters the groove 352, the entering rain or wind can be discharged into the hollow portion 331a, so that the rain or wind can be discharged to the indoor side. Intrusion can be suppressed. Therefore, it is possible to provide the fittings 1 excellent in watertightness, in which rain or the like is less likely to enter the indoor side than the fittings 1 even if the shoji 3 is blown against the wind and rain with high wind pressure.

In addition, when high wind pressure blows against the closed shoji 3 and rain enters the indoor side of the lower frame 22 rather than the inner rail 2a, the upper end 2c of the inner rail 2a or the indoor cover wall 25c The water level may rise to near the upper end portion 25e. At this time, the water level in the groove portion 352 of the sliding member 35 is the same. Therefore, if the upper end position P of the opening 351e is provided at a position higher than the upper end portion 25e of the indoor cover wall portion 25c as in the fitting 1, the inner rail 2a of the lower frame 22 is positioned closer to the indoor side than the inner rail 2a. Even if rain accumulates, the opening 351e can be reliably communicated with the interior of the hollow portion 331a. Therefore, it is possible to more reliably discharge rain or wind that has entered into the hollow portion 331a and prevent it from entering the indoor side. At this time, when the upper end 2c of the inner rail 2a and the upper end 25e of the indoor cover wall 25c are different in height, the upper end position P of the opening 351e is positioned higher than the lower upper end. By being configured so as to be located, it is possible to more reliably discharge rain or wind that has entered into the hollow portion 331a and suppress its entry into the indoor side.

Further, since the opening 351e is provided on the indoor wall portion 351a side, it is possible to more smoothly discharge the rain and wind entering from the outdoor side into the hollow portion 331a along the flow.

Further, since the opening 351e is not provided on the outdoor wall portion 351b side, it is possible to prevent rain and wind from entering the groove portion 352 from the outdoor wall portion 351b side in the door frame 33. be.

In addition, since the parts of the sliding member 35 that slide against the inner rail 2a are provided on both sides of the opening 351e in the moving direction of the shoji 3, the sliding member 35 can By sliding on the inner rail 2 a , the shoji 3 can be guided more stably, and rain and wind can be prevented from entering the groove 352 .

In the above-described embodiment, the sliding member 35 provided on the door frame 33 of the inner shoji has been described by taking as an example the sliding member 35 provided with the opening 351e in the indoor wall portion 351a, but the sliding member 35 is limited to this. not a thing For example, even if the sliding member 35 provided on the meeting frame 34 of the inner shoji is provided with the opening 351e, the sliding member 35 provided on the door frame 33 and the meeting frame 34 of the outside shoji will not open. A hole 351e may be provided.

Further, in the above embodiment, an example in which the opening 351e is provided in the indoor wall portion 351a has been described, but the opening 351e communicates the inside of the groove portion 352 and the inside of the hollow portion of the frame 30 without being limited thereto. It does not matter if it is provided as

In the above-described embodiment, the indoor cover wall portion 25c of the indoor cover material 25 is a lower frame indoor wall in which the lower end of the shoji 3 is inserted between the inner rail 2a and the inner rail 2a. Although the example which becomes a part was demonstrated, it does not restrict to this. For example, when the indoor cover wall portion 25c of the indoor cover material 25 is not provided, the lower frame wall portion 23a of the lower frame main body 23 is opposed to the inner rail 2a with a gap on the indoor side of the rail 2a. It may be configured to be a lower frame indoor wall portion into which the lower end of the shoji 3 is inserted between. In this case, the opening 351e is provided so that the upper end position P is located at a position higher than the lower one of the upper end portion 2c of the inner rail 2a and the upper end portion of the lower frame wall portion 23a.

In the above-described embodiment, the fitting 1 for a double sliding window provided with the sliding door shoji 3 has been described as an example, but this is not limiting, and any configuration having a sliding door shoji can be used, for example, fittings for a single sliding door. It doesn't matter if there is.

Moreover, the above embodiments are intended to facilitate understanding of the present invention, and are not intended to limit and interpret the present invention. The present invention can be modified and improved without departing from its spirit, and it goes without saying that the present invention includes equivalents thereof.

This embodiment includes at least the following inventions.
The sliding door shoji partitions the indoors from the outdoors and has a sliding door shoji with a frame made of a hollow member and a lower frame with a rail for guiding the sliding door shoji, and the sliding door shoji moves to the lower end of the frame. and a sliding member that slides on the rail when moving, the sliding member having an insertion portion into which the rail is inserted, and a communication hole that communicates the inside of the insertion portion with the inside of the frame. It is a characteristic fixture.

According to such fittings, since the sliding member provided at the lower end of the stile is provided with a communication hole that communicates the inside of the stile with the inside of the insertion portion into which the rail is inserted, even if the outside of the stile is sprayed, Even if rain or wind enters the insertion portion due to wind and rain, it is possible to discharge the entering rain or wind into the stile, so that it is possible to suppress entry into the indoor side. Therefore, even if high wind pressure blows against the sliding door shoji, it is possible to provide fittings with excellent watertightness that prevent rain from entering the indoor side.

In such a fitting, the lower frame has a lower frame indoor wall portion facing the rail with a gap on the indoor side and into which the lower end of the sliding door shoji is inserted between the rail and the communication hole. The upper end position of is positioned higher than the upper end of the lower one of the rail and the lower frame interior wall.

If high wind pressure blows against the closed sliding door shoji and the rain enters the interior side of the lower frame rather than the rail, the water level will rise to near the upper end of the lower rail and lower frame indoor wall. may rise. At this time, the water level in the insertion portion of the sliding member is the same. For this reason, if the upper end of the communication hole is positioned higher than the lower upper end of the rail or the lower frame indoor wall portion, as in the above fittings, even if rain accumulates in the lower frame, It is possible to ensure that the communication hole communicates with the inside of the frame. As a result, it is possible to more reliably discharge rain or wind that has entered into the stile and prevent it from entering the interior.

This fitting is characterized in that the insertion portion has an indoor-facing wall facing the rail on the indoor side, and the communication hole is provided on the indoor-facing wall.
According to such fittings, since the communication hole is provided on the side of the indoor facing wall portion, it is possible to more smoothly discharge the rain and wind entering from the outdoor side into the frame along the flow. .

In such fittings, the insertion portion has an outdoor-facing wall portion facing the outdoor side of the rail, and the communication hole is not provided on the outdoor-facing wall portion side. .
According to such fittings, since the communication hole is not provided on the outdoor facing wall side, it is possible to prevent rain and wind from entering the insertion portion from the outdoor facing wall side in the stile. is.

In such fittings, the sliding member has a portion that slides on the rail on both sides of the communication hole in the movement direction of the sliding door shoji.
According to such fittings, since the parts that slide against the rail are provided on both sides of the communication hole in the moving direction of the sliding door shoji, the rails slide at two locations spaced apart in the moving direction of the sliding door shoji. By sliding, the sliding door shoji can be guided more stably, and rain and wind can be prevented from entering the insertion portion.

1 fittings, 2a inner rail, 2b outer rail, 2c top end of rail,
3 Shoji (sliding door shoji, inner shoji, outer shoji)
22 lower frame, 25c indoor cover wall, 25e upper end of indoor cover wall,
30 frame, 33 door frame, 35 sliding member, 331a hollow part,
351a indoor wall portion, 351b outdoor wall portion, 351e aperture,
352 groove,
P Upper end position of aperture

Claims (4)

A sliding door shoji with a frame made of a hollow member that separates the indoors from the outdoors,
a lower frame provided with a rail for guiding the sliding door shoji;
has
The frame has a sliding member at the lower end that slides on the rail when the sliding door shoji moves,
The sliding member has an insertion portion into which the rail is inserted, and a communication hole that communicates the inside of the insertion portion with the inside of the frame ,
The insertion part has an outdoor facing wall facing the outdoor side of the rail,
The fitting , wherein the communicating hole is not provided on the outdoor facing wall side . The fitting according to claim 1,
The lower frame has a lower frame indoor wall portion opposed to the rail with a gap on the indoor side and into which the lower end of the sliding door shoji is inserted between the rail and the rail,
A fitting, wherein an upper end position of the communication hole is positioned higher than an upper end portion of the lower one of the rail and the lower frame interior wall portion. The fitting according to claim 1 or claim 2,
The insertion portion has an indoor facing wall portion facing the indoor side of the rail,
The fitting, wherein the communicating hole is provided on the side of the indoor facing wall. The fitting according to any one of claims 1 to 3 ,
The fitting, wherein the sliding member has a portion that slides on the rail on both sides of the communication hole in the movement direction of the sliding door sash.

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