JP2844319B2 - Window frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window frame as a so-called composite sash in which a metal frame such as aluminum is combined with a resin frame such as vinyl chloride or acrylic resin.

[0002]

2. Description of the Related Art Conventionally, as this kind of window frame, for example, a window frame described in Japanese Utility Model Publication No. 63-49481 is known.
This window frame is composed of a metal frame formed of an aluminum profile and a resin frame that covers the exposed portion of the metal frame on the indoor side, that is, the visible portion on the indoor side, and has the weather resistance of aluminum sash. It has a structure in which the heat insulating property and design property of the resin frame are added. Of the two rails for opening and closing the sliding doors, the outdoor rail is formed by vertically extending a part of the metal frame, and the indoor rail is partially extending the resin frame vertically. It is formed by providing.

[0003]

In such a conventional window frame, since the rails on the indoor side exposed to the indoor side are made of resin, the insulation and the design are good. There is a problem that the strength tends to be insufficient with respect to the wind pressure received through the shoji, the accuracy of the dimension between the rail cores is hardly obtained, and the rail is easily deteriorated by ultraviolet rays.

An object of the present invention is to provide a window frame capable of stably maintaining the strength and accuracy of a rail without impairing heat insulation and design.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention covers a metal frame having a pair of metal rails for opening and closing a sliding door, and covering an exposed portion of the metal frame on the indoor side with the sliding door closed. The upper frame of the resin frame constituting the upper frame of the window frame includes an outer resin upper frame covering an exposed portion between the metal rails on the indoor side, and an indoor side of the metal rail on the indoor side. Consists of a resin rail that covers the exposed part, and an inner resin upper frame that covers the exposed part on the indoor side from the metal rail on the indoor side to the indoor end of the metal frame, and the resin rail is locked and fixed to the metal rail. It is characterized by.

[0006]

The rail is composed of a rail body in which a part of a metal frame is extended in a vertical direction, and a resin rail covering an exposed portion of the rail body on the indoor side, thereby improving the strength of the rail, the dimensional accuracy between the rails, and the like. Can be mainly provided to the rail main body, and the resin rail can have mainly the heat insulating property of the rail portion and the design property on the indoor side.

[0007]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a window frame according to an embodiment of the present invention; This sliding window is a composite sash in which a resin is incorporated in the visible part on the indoor side, and is designed in consideration of the design property on the indoor side and the heat insulation between the indoor and the exterior. As shown in FIGS. 1 and 2, the sliding window 1 is
The outer sash 3 and the inner sash 4 are incorporated in the outer sash 3.
5b, the inner shoji 4 is the upper and lower rails 6a, 6b on the indoor side.
, Each of which is openably and closably mounted.

The window frame 2 comprises an aluminum frame 7 and a resin frame 8 for covering the same from the indoor side. On the other hand, each of the shojis 3 and 4 comprises an aluminum frame 9 and a resin frame 10 for covering the same from the indoor side. It is composed of a double glazing 11 incorporated in the frame 9. Therefore, except for the double-glazed glass 11, the aluminum frame 7 and the aluminum frame 9 are exposed on the outdoor side, and the resin frame 8 and the resin frame 10 are exposed on the indoor side. The aluminum frame 7 is designed in the same color as the aluminum frame 9, and the resin frame 8 is designed in the same color as the resin frame 10, so that the design is unified between the outdoor side and the indoor side.

The aluminum frame 9 of each of the shoji screens 3 and 4 is constructed by forming an aluminum upper frame 9a, an aluminum lower frame 9b and aluminum vertical frames 9c, 9c into a rectangular frame, and the aluminum upper frame 9a is attached to a resin upper frame 10a. However, a resin lower frame 10b is mounted on the aluminum lower frame 9b, and a resin vertical frame 10c is mounted on the aluminum vertical frame 9c. In addition, the aluminum vertical frame 9 on the side where the inner shoji 4 is assembled.
c, an end face resin frame 10d is provided on the door stop side surface. In this way, the visible part on the indoor side is
All are covered with a resin frame 10. In addition, as for the shoji provided in the “portion where there is a risk of fire spread” in the Building Standard Law, it is preferable to adopt a netted glass as the glass outside the multilayer glass 11 as shown in a part of both figures. .

The aluminum frame 7 is formed by forming an aluminum upper frame 21, an aluminum lower frame 22, and aluminum vertical frames 23, 23 into a rectangular frame, and the resin frame 8 is made of a resin upper frame 31, a resin lower frame 32.
And the resin vertical frames 33, 33 are formed into a rectangular frame. The aluminum upper frame 21 has a resin upper frame 31, the aluminum lower frame 22 has a resin lower frame 32, and the aluminum vertical frame 23 has a resin vertical frame. 33 are respectively assembled. An outer upper rail 24 and an inner upper rail 25 constituting the outdoor upper rail 5a and the indoor upper rail 6a are respectively formed on the aluminum upper frame 21 so as to protrude downward. The outer lower rail 2 constituting the outdoor lower rail 5b and the indoor lower rail 6b respectively
6 and the inner lower rail 27 are formed to protrude upward, respectively.

Outer lower rail 26 and inner lower rail 27
Supports the outer shoji 3 and inner shoji 4 respectively,
Although the opening and closing are guided, the inner lower rail 27 has a half in the longitudinal direction exposed to the indoor side when both the shojis 3 and 4 are closed. For this reason, a door roller receiving member 28 configured in the same color as the resin frame 8 is mounted on the upper side of the inner lower rail 27, and the indoor side lower rail 6b is configured by the door roller receiving member 28 and the inner lower rail 27. Have been.

The upper resin frame 31 is provided with the outer upper rail 24.
And an outer resin upper frame 31a disposed between the inner upper rail 25
And a resin rail 31b attached to the inner upper rail 25;
An inner resin upper frame 31c extends from the inner upper rail 25 to the indoor side end of the aluminum upper frame 21.
The outer resin upper frame 31a, a can and closing the both sliding door 3,4 has provided only half of the find direction exposed to the indoor side, the site of the outdoor side, downward to the upper end position of the outer sash 4 And covers a portion of the outer upper rail 24 exposed to the indoor side. Similarly, the resin rail 31b is provided so as to cover a portion of the inner upper rail 25 exposed to the indoor side.

The resin lower frame 32 is, like the resin upper frame 31,
An outer resin lower frame 32a disposed between the outer lower rail 26 and the inner lower rail 27, an intermediate resin lower frame 32b disposed between the inner lower rail and the water return portion, and a housing for the aluminum lower frame 22 from the water return portion. An inner resin lower frame 32c extending to the inner end is formed of three members. The outer resin sill 32a even in this case, is provided only to the half of the find direction exposed to the indoor side can and closing the both shoji 3,4. The outdoor end of the intermediate resin lower frame 32b contacts the lower end of the door roller receiving member 28, and covers the portion of the inner lower rail 27 that is exposed to the indoor side together with the door roller receiving member 28.

One of the resin vertical frames 33 serving as a door stop of the closed inner shoji 4 extends from this door stop to the indoor side end of the aluminum vertical frame 23, and the one aluminum vertical frame 23.
The part that is exposed to the indoor side of is covered. Similarly, the other resin vertical frame 33 serving as a door stop for the closed sash 3
Are the upper and lower rails 6 on the indoor side from the door stop
It extends to the indoor side end of the other aluminum vertical frame 23 straddling a and 6b, and covers a portion of the aluminum vertical frame 23 exposed to the indoor side.

Referring now to FIG. 3, the inner upper rail (rail main body) 25 and the resin rail 31b constituting the upper rail 6a on the indoor side will be described in detail. At the upper end of the inner upper rail 25, a horizontal piece 25 for hooking the outer resin upper frame 31a and the inner resin upper frame 31c, respectively.
a, and a lower end portion is formed with a hook piece 25b for hooking the lower end portion of the resin rail 31b. On the other hand, the lower end of the resin rail 31b is provided with the inner upper rail 25.
A bent portion 31e is formed at the upper end portion, and a bent portion 31f is formed at the upper end portion so as to be locked at the inner resin upper frame 31c. That is, the resin rail 3
Reference numeral 1b denotes a folded portion 31e, which is locked from below on the hooking piece portion 25b of the inner upper rail 25 in a state where the bent portion 3e cannot be pulled out.
At 1f, it is locked so as to be sandwiched between the horizontal piece 25a of the inner upper rail 25 and the inner resin upper frame 31c.

As described above, the resin rail 31b is provided on the inner upper rail 25, which extends a part of the aluminum upper frame 21 downward, so as to cover it from the indoor side, and the upper rail 6a is formed. , The strength of the upper rail 6a and the dimensional accuracy between the rails can be mainly given to the inner upper rail 25,
Strength against wind pressure and the like can be stably and sufficiently maintained. On the other hand, the part of the upper rail 6a on the indoor side that is visible can be configured by the resin rail 31b according to the design on the indoor side. Therefore, while having sufficient strength and accuracy as a rail,
The heat insulation property and the design property can be made comparable to those of other parts exposed indoors.

In the above embodiment, an example in which the window frame of the present invention is applied to a sliding window has been described. However, it is needless to say that the present invention can be applied to a single sliding window. Further, the present invention is applicable not only to the inner upper rail but also to the inner lower rail. Further, the resin rail may be formed by extending the inner resin upper frame to the inner upper rail.

[0018]

As described above, according to the window frame of the present invention, the strength and accuracy of the rail are mainly given to the rail body.
Since the resin rail can mainly have the heat insulating property of the rail portion and the design property on the indoor side, the strength and accuracy of the rail can be stably maintained without impairing the heat insulating property and the design property.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a sliding window to which a window frame according to an embodiment of the present invention is applied.

FIG. 2 is a cross-sectional view of the sliding window of the embodiment.

FIG. 3 is an enlarged vertical sectional view of the sliding window around the upper rail of the embodiment.

[Explanation of symbols]

2 Window frame, 6a upper rail, 7 aluminum frame, 8 resin frame, 21 aluminum upper frame, 25 inner upper rail, 31 resin upper frame, 31b resin rail

Claims (1)

(57) [Claims] 1. A window frame comprising a metal frame having a pair of indoor and outdoor metal rails for opening and closing a shoji, and a resin frame covering an indoor side exposed portion of the metal frame with the shoji closed. resin upper frame of the resin frame which constitutes the upper frame includes an outer resin upper frame covering the indoor side exposed portion between the metal rails, ya
A resin rail covering the indoor side exposed portion of the inner side of the metal rail is composed of an inner resin upper frame covering the indoor side exposed portion from ya inside of the metal rail to the indoor side <br/> end of said metal frame A window frame, wherein the resin rail is locked and fixed to the metal rail.