JP3919005B2 - Composite sash bottom frame structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a lower frame structure of a composite sash including a metal frame and a resin frame.
[0002]
[Prior art and its problems]
Conventionally, in a window frame provided with an aluminum metal frame to be installed in the opening and a resin frame disposed on the indoor side of the metal frame, a pair of an indoor side and an outdoor side A composite sash that slidably supports a sliding shoji is widely used. Among them, as a lower frame structure of a window frame, a structure in which a synthetic resin cover is disposed between an outer rail that supports a shoji and an inner rail that supports the inner shoji is known (for example, Patent Document 1). 2).
[0003]
[Patent Document 1]
Japanese Unexamined Patent Publication No. 2002-180751 (paragraphs “0022” and “0023” in FIGS. 6 to 8)
[Patent Document 2]
Japanese Patent No. 3266233 (paragraphs “0018” to “0020”, FIG. 3)
[0004]
[Problems to be solved by the invention]
However, since the conventional resin cover is disposed only on the half of the lower frame, there is a problem that a step is generated between the outer rail and the inner rail of the same lower frame and the appearance is impaired.
[0005]
In addition, since the resin cover has a structure that is arranged only on the half of the lower frame, it is easy to move in the direction of finding and there is a problem in stability.
[0006]
SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems, to provide a lower frame structure of a composite sash that eliminates a step of the lower frame and has high stability.
[0007]
[Means for Solving the Problems]
In order to solve the above problems, a lower frame structure of a composite sash according to the present invention includes an aluminum metal frame attached to a window opening and a resin frame arranged on the indoor side of the metal frame. In addition, in a composite sash that slidably supports a pair of sliding shojis consisting of an indoor inner shoji and an outdoor outer shoji , the height of the rail top is the same as that provided on the lower frame of the window frame. At the indoor side part of the outer rail that supports the external shoji with the above-mentioned shoji being closed between the inner rail and the outer rail, a resin lower frame cover of the same color as the resin frame on the indoor side is attached to Rutotomoni among the outdoor side portion of the rail mounting the outdoor side of the metal frame of the same color as the metal sill cover which supports said resin sill cover and the metal sill cover has a leg portion, through the central air-tight block with each other configurable continuously height butt is the same series of cover Te Characterized by a.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a front view of a window sash according to the present invention, FIG. 2 is an enlarged sectional view taken along line XX of FIG. 1, and FIG. 3 is an enlarged sectional view taken along line YY.
[ 0009 ]
1-3, the code | symbol 1 shows a window frame. The window frame 1 is attached to the outside of the opening of the building, and houses a pair of sliding shojis composed of an inner shoji 2 and an outer shoji 3 slidably inside.
[ 0010 ]
The window frame 1 and the shojis 2, 3 are each composed of a metal part and a resin part, and constitute a composite sash as a whole. Here, it is assumed that the metal part a and the resin part b have different colors, for example, the metal part a is white and the resin part b is colored brown.
[ 0011 ]
The upper collar 5, the lower collar 6 and the left and right vertical collars 7 of the inner and outer shoji 2, 3 are respectively a metal part a made of aluminum or an alloy thereof, polyvinyl chloride attached to the indoor side of the metal part a, etc. The inner part 2 and the outer part 3 are in a closed state (the state shown in FIG. 1), and the part facing the indoor is constituted by the resin part b except for the glass part. Has been. Moreover, since the outer edge of the summoning bowl of the shoji 2, 3 on the outdoor side is formed of the metal part a, the metal part a is exposed at all parts facing the outdoors. In addition, the pair glass 8 is mounted inside each shoji.
[ 0012 ]
Next, the window frame 1 is composed of an upper frame 10, a lower frame 11, and left and right vertical frames 12 that are rectangularly framed, and each frame member is also made of a metal frame made of aluminum or an alloy thereof, polyvinyl chloride or the like. A composite sash material made of a resin frame.
[ 0013 ]
The upper frame 10 is formed by integrally combining an upper metal frame 10a and a lower resin frame 10b, and the mounting edge 13 of the metal part a and the mounting edge 14 on the indoor side of the resin frame 10b are connected to the upper member of the window opening 15. It is fixed by screwing to 15a.
[ 0014 ]
The lower frame 11 is obtained by integrally bonding a resin frame 11b to a part of the upper surface of the metal frame 11a. The metal frame 11a is attached to an outer edge of the lower member 15b of the window opening 15 of the building frame and an attachment edge 16 attached. A hollow portion 18 projecting to the outdoor side of the mounting edge 16, a screen door rail 19 projecting above the hollow portion 18, two inner rails 20 for the shoji, and an outer rail 21. As shown in FIG. 3, the heights of the rail top portions of the inner rail 20 and the outer rail 2 are the same. On the other hand, the resin frame 11b is disposed over the entire indoor side of the indoor rail 20 on the indoor side, and a mounting edge 22 is formed on the indoor side for fixing to the upper surface of the lower member 15b of the window opening 15. ing.
[ 0015 ]
The lower frame 11 is fixed by screwing the two attachment edges 16 and 22 to the outer surface and the upper surface of the lower member 15b of the window opening 15.
[ 0016 ]
The vertical frame 12 is obtained by integrally bonding a resin frame 12b to a portion of the metal frame 12a facing the indoor side, and the vertical frame 12 is screwed to the outer side surface of the side member 15c of the window opening 15 with the mounting edge 24. It is fixed by.
[ 0017 ]
According to the above-described configuration, the sliding window is formed from the window frame 1 and the shoji 2, 3 by the composite sash material obtained by joining the metal part a and the resin part b, and the sliding window is formed of the window frame. 1 on the lower surface of the upper frame 10 and the portion facing the indoor, the upper surface of the lower frame 11 and the portion facing the indoor with the above-mentioned shoji 2, 3 closed, the indoor side surface of the vertical frame 12 and the above Resin frames 10b, 11b, and 12b are respectively disposed in the part facing the indoors and the part facing the indoors when the shojis 2 and 3 are closed. The resin part b is arranged. In short, most of the parts facing indoors with the shoji 2, 3 closed are constituted by the resin part b. Therefore, since the outside air temperature is effectively insulated from the indoor side with the shoji 2 and 3 closed, the heat insulation as a whole is excellent and condensation can be effectively prevented.
[ 0018 ]
Next, as shown in FIGS. 4 to 7, a resin lower frame cover 25 and a metal lower frame cover 26 are attached between the inner rail 20 and the outer rail 21 of the lower frame 11.
[ 0019 ]
That is, as shown in FIGS. 4 (a) and 4 (b), the engagement protrusions 27a are engaged with the middle portions of the outdoor side surface of the inner rail 20 and the indoor side surface of the outer rail 21 provided on the lower frame 11, respectively. A groove 27b is formed. In addition, a notch 28 is formed at the end of the inner rail 20 on the side that supports the inner shoji 2 in the closed state, and a door stop block 29 for stopping the inner shoji 2 is fitted into the notch 28. It is fixed.
[ 0020 ]
The resin lower frame cover 25 is made of a synthetic resin such as polyvinyl chloride, and has leg portions 32 formed below the plate-like cover portion 25a. The length of the resin lower frame cover 25 is substantially half of the lower frame 11. The resin lower frame cover 25 is colored in the same brown color as the resin frame 11b on the indoor side. Further, a drainage port 33 with a filter is formed on both sides, and a portion corresponding to the door stop block 29 is cut out.
[ 0021 ]
As shown in FIG. 3, the resin lower frame cover 25 is disposed on the indoor side portion of the outer rail 21 that supports the outer shoji 3 in a state where the shojis 2 and 3 are closed, as shown in FIG. After engaging the indoor side end of the cover portion 25a with the engagement protrusion 27a on the outdoor side surface of the inner rail 20, the upper end of the outdoor leg portion 30 is connected to the indoor of the outer rail 21 of the lower frame 11. It is attached by elastically engaging with the engaging groove 27b on the side surface. The door stop block 29 is fitted in the notch 28 of the resin lower frame cover 25.
[ 0022 ]
The metal lower frame cover 26 is made of aluminum or an alloy thereof, and has leg portions 34 formed below the plate-like cover portion 26a. The cross-sectional shape thereof is the same size as the resin lower frame cover 25, and its length. Is formed in substantially half of the lower frame 11. The metal lower frame cover 26 is colored in the same white color as the metal frame 11a on the outdoor side.
Further, drainage ports 36 are formed on both sides.
[ 0023 ]
As shown in FIG. 3, the metal lower frame cover 26 is disposed on the outdoor side portion of the inner rail 20 that supports the inner shoji 2, and as shown in FIG. 4B, as with the resin lower frame cover 25. Thus, after engaging the indoor side end of the cover portion 26a with the engagement protrusion 27a on the outdoor side surface of the inner rail 20, the upper end of the outdoor side leg portion 34 is connected to the indoor side surface of the outer rail 21 of the lower frame 11. It is attached by elastically engaging with the engaging groove 27b.
[ 0024 ]
The resin lower frame cover 25 and the metal lower frame cover 26 are formed so as to be slightly smaller than half of the lower frame 11, and as shown in FIGS. 5 to 7, the gap between the covers 25 and 26 is formed. The central airtight block 37 is preferably arranged. The central airtight block 37 is made of an elastic material such as rubber or synthetic resin, and is formed with a plurality of airtight pieces standing upright. When the inner shoji 2 and the outer shoji 3 are closed, the outside air is drawn from between the summons of both shoji screens. This is to prevent entry into the indoor side. The resin lower frame cover 25 and the metal lower frame cover 26 may be connected to each other and a central airtight block 37 may be disposed at the center thereof. At this time, the central airtight block 37 is formed integrally with the resin lower frame cover 25. May be. An airtight block 38 for a screen door is arranged on the outdoor side of the central airtight block 37.
[ 0025 ]
The resin lower frame cover 25, the central airtight block 37, and the metal lower frame cover 26 are set so as to have the same length as the lower frame 11 by being butt-connected.
[ 0026 ]
According to the above configuration, the resin lower frame cover 25 and (the central airtight block 37) and the metal lower frame cover 26 are butt-connected between the inner rail 20 and the outer rail 21 of the lower frame 11 so that the height is increased. Since the same series of covers are formed, not only the step difference due to the provision of only the resin cover is eliminated, but also the groove between the inner rail 20 and the outer rail 21 is entirely raised, and the appearance looks Will be better. Further, neither the resin lower frame cover 25 nor the metal lower frame cover 26 moves in the direction of finding, and is always in a stable state.
[ 0027 ]
Further, in the state where the inner imperial child 2 and the outer imperial child 3 are closed, the brown resin lower frame cover 25 is the same color as the resin frame 11b on the indoor side, and the white metal lower frame cover 26 is connected to the metal frame 11a on the outdoor side. Because it is the same color, not only the interior view from the indoor side, but also the appearance from the outdoor side is improved.
[ 0028 ]
【The invention's effect】
According to the first aspect of the present invention, a series of covers having the same height are formed between the inner rail and the outer rail of the lower frame by causing the resin lower frame cover and the metal lower frame cover to butt and continue. Therefore, not only the step difference due to the provision of only the resin cover is eliminated, but the groove between the inner rail and the outer rail is raised as a whole, and the appearance is improved. Further, neither the resin lower frame cover nor the metal lower frame cover moves in the direction of finding, and is always in a stable state.
[ 0029 ]
When the inner and outer shoji are closed, the resin lower frame cover is the same color as the indoor resin frame, and the metal lower frame cover is the same color as the outdoor metal frame. Not only the inside view from the inside, but also the appearance from the outside side is improved.
Furthermore, the central airtight block can maintain the airtightness between the calling collars of the inner and outer shoji .
[Brief description of the drawings]
1 is a front view of a window sash according to the present invention. FIG. 2 is an enlarged cross-sectional view taken along line XX in FIG. 1. FIG. 3 is an enlarged cross-sectional view taken along line YY in FIG. (B) is an enlarged cross-sectional view taken along lines AA and BB in FIG. 3. [FIG. 5] Plan view of the lower frame. [FIG. 6] Perspective view of the lower frame. Perspective view from the top [Explanation of symbols]
2 inner shoji 3 outer shoji 15 window opening 20 inner rail 21 outer rail 25 resin lower frame cover 26 metal lower frame cover

Claims (1)

A pair of pulls comprising an indoor side inward and an outdoor side in a window frame comprising an aluminum metal frame mounted in the window opening and a resin frame disposed on the indoor side of the metal frame. In a composite sash that slidably supports different shojis, the shoji is closed with the shojis closed between an inner rail and an outer rail that are provided on the lower frame of the window frame and have the same rail top. At the indoor side part of the outer rail that supports the shoji, attach a resin lower frame cover of the same color as the resin frame on the indoor side, and at the outdoor side part of the inner rail that supports the shoji, metal of the same color as the metal frame on the outdoor side Rutotomoni mounting the lower frame cover, that the resin sill cover and the metal sill cover has a leg portion, the height continuously butt through a central air-tight block each other and can be configured the same set of cover Lower frame structure of the characteristic composite sash.

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