JP2004124407A - Frame structure of composite sash - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a frame structure of a composite sash which prevents the head of a fixing fastener from being exposed from an indoor-side mounting angle portion of a resin frame, to thereby improve the interior appearance thereof. <P>SOLUTION: The composite sash has aluminum frames 10a, 11a and 12a mounted in a window opening 15, and resin frames 10b, 11b and 12b arranged on indoor sides of the aluminum frames a, and indoor-side mounting angle portions 14, 22 and 24 of the resin frames are fixed to a window casing in the window opening by fasteners 34. The angle portions 14, 22 and 24 of the respective resin frames 10b, 11b, 12b are covered with angle covers 26 each of which is composed of a base 27 fixed to the angle portion and a cover 28 elastically engaged with the base 27. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a frame structure between a peripheral portion on the indoor side of a resin frame and a frame of a window opening in a composite sash including a metal frame and a resin frame.
[0002]
[Prior art and its problems]
BACKGROUND ART Conventionally, a composite sash in which a sliding sash is slidably supported in a window frame having an aluminum metal frame mounted in an opening and a resin frame disposed on the indoor side of the metal frame has been widely used. I have. In such a composite sash, the mounting edge (angle portion) on the indoor side of the synthetic resin frame is attached to the upper member, the lower member, and the left and right side members constituting the window frame of the window opening with fasteners such as wood screws and nails. Fixed. (For example, see Patent Document 1).
[0003]
[Patent Document 1]
Japanese Patent No. 3266233 (FIGS. 2 and 3)
[0004]
[Problems to be solved by the invention]
However, according to such an attachment mode, the head of the fastener for fixing to the window frame is exposed at the attachment edge on the indoor side of the synthetic resin frame. Since the fixing fasteners are driven at intervals of 300 to 500 mm, the heads of the fasteners are also exposed at the same intervals. Therefore, the introspection was spoiled by the exposure of many heads.
[0005]
The present invention solves the above-mentioned problems, and prevents the head of the fixing fastener from being exposed at the mounting angle portion on the indoor side of the resin frame, thereby improving the inner appearance of the composite sash. To provide
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the frame structure of the composite sash according to the present invention includes an aluminum metal frame mounted on a window opening and a resin frame disposed on the indoor side of the metal frame. In a composite sash in which a mounting angle portion on the indoor side is fixed to a window frame of a window opening with a fastener, the angle portion is fixed to the angle portion and a cover elastically locked to the base portion. And an angle cover having a section.
[0007]
Preferably, the angle cover is made of a synthetic resin, the cover portion is formed on the base portion so as to be foldable on one side, and the cover portion is lockable on the base portion on the other side. .
[0008]
BEST MODE FOR CARRYING OUT 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 of FIG.
[0009]
1 to 3, reference numeral 1 denotes a window frame. The window frame 1 is attached to the outside of the opening of the building, and accommodates a pair of sliding sashes including an inner sash 2 and an outer sash 3 inside the slidably.
[0010]
The window frame 1 and the shojis 2 and 3 are each composed of a metal part and a resin part, and constitute a composite sash as a whole.
[0011]
The upper frame 5, the lower frame 6, and the left and right vertical frames 7 of the inner sash 2 and the outer sash 3 are each made of a metal part a made of aluminum or an alloy thereof and a polyvinyl chloride or the like attached to the indoor side of the metal part a. The inner sash 2 and the outer sash 3 are all made up of the resin part b except for the glass part in the closed state (the state shown in FIG. 1). Have been. Further, since the outer edges of the combination frames of the sliding doors 2 and 3 on the outdoor side are formed of the metal portion a, the metal portion a is exposed in all the portions facing the outdoors. In addition, a pair glass 8 is mounted inside each shoji.
[0012]
Next, the window frame 1 is formed by forming an upper frame 10, a lower frame 11, and left and right vertical frames 12 into a rectangular frame. Each of the above frame members is also made of a metal frame made of aluminum or an alloy thereof and a material such as polyvinyl chloride. This is a composite sash material composed of a resin frame.
[0013]
The upper frame 10 is formed by integrally connecting an upper metal frame 10a and a lower resin frame 10b, and the mounting edge 13 of the metal portion a and the mounting angle portion 14 on the indoor side of the resin frame 10b are connected to the window opening 15. It is fixed by screwing to the upper member 15a.
[0014]
The lower frame 11 is formed by integrally joining a resin frame 11b to a part of the upper surface of the metal frame 11a. The metal frame 11a has a mounting edge 16 attached to the outer surface of the lower member 15b of the window opening 15 of the building frame. A hollow portion 18 protruding outside of the mounting edge 16, a screen door rail 19 protruding above the hollow portion 18, two inner rails 20 for shoji, and an outer rail 21. On the other hand, the resin frame 11b is disposed on the entire length of the indoor side inner rail 20 on the indoor side, and on the indoor side, a mounting angle portion 22 for fixing to the upper surface of the lower member 15b of the window opening 15 is provided. Is formed.
[0015]
The lower frame 11 is fixed by screwing the two mounting edges 16 and the mounting angle portion 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 formed by integrally joining a resin frame 12b to a portion facing the indoor side of the metal frame 12a, and the vertical frame 12 has the mounting angle portion 24 screwed to the outer surface of the side member 15c of the window opening 15. It is fixed by doing.
[0017]
According to the above configuration, a sliding window is formed from the window frame 1 and the sashes 2 and 3 by a composite sash material formed by coupling the metal portion a and the resin portion b. 1, the lower surface of the upper frame 10 and the part facing the indoor, the upper surface of the lower frame 11 and the part facing the indoor with the shojis 2 and 3 closed, and the indoor side surface of the vertical frame 12 and the above Resin frames 10b, 11b, and 12b are arranged on the part facing the indoor and the part facing the indoor in a state where the shojis 2 and 3 are closed. The resin part b is arranged. In short, the part facing the indoor with the sashes 2 and 3 closed is almost constituted by the resin part b and the resin frames 10b, 11b and 12b. Therefore, the outside air temperature is effectively insulated to the indoor side in a state where the shojis 2 and 3 are closed, so that the heat insulating property as a whole is excellent and dew condensation can be effectively prevented.
[0018]
Next, the mounting angle portions 14, 22, 24 provided on the indoor side of the resin frames 10b, 11b, 12b of the upper frame 10, the lower frame 11, and the left and right vertical frames 12 are abutted at respective ends. It is formed in a continuous frame shape. The mounting angle portions 14, 22, 24 are provided on the upper, lower, left, and right inner surfaces of the window opening 15, and form a part of the upper, lower, and side members 15a, 15b, 15c with respect to the window frame 25. It is fixed with a wood screw (a fastener such as a nail may be used).
[0019]
Next, the angle portions 14, 22, 24 are covered with an angle cover 26. The angle cover 26 is made of a synthetic resin such as polyvinyl chloride. More specifically, as shown in FIG. 4, the angle cover 26 includes a base 27 and a cover 28.
[0020]
The base portion 27 has a vertical upright edge 29 and a horizontal contact edge 30 formed in a T-shape, and an L-shaped hook edge 31 formed at an end of the contact edge 30. One end of the cover portion 28 is substantially the same width as the portion 27, and one end of the cover portion 28 is rotatably connected to the upper end of the upright edge 29 via a thin hinge portion 32, and a locking portion 33 is formed at the other end. ing. The cover portion 28 is formed so that the locking portion 33 can be elastically locked to the hook edge 31 when the cover portion 28 is folded so as to overlap the base portion 27. The height of the upright edge 29 below the contact edge 30 is substantially the same as the thickness of the mounting angle portions 14, 22, 24 of the resin frame. The entire width of the angle cover 26 when folded is formed to be substantially the same as the width of the horizontal portion of the mounting angle portion 14 of the upper resin frame 10b.
[0021]
When attaching the angle cover 26 having the above configuration to the angle portions 14, 22, 24 of the resin frame, in the lower frame 11, the angle portion 22 of the resin frame abuts on the window frame 25, and the cover is further placed on the angle portion. The base portion 27 is polymerized while the portion 28 is open. Then, the base portion 27 and the angle portion 22 are fixed to the window frame 25 with a fastener 34 such as a wood screw. The head of the fastener 34 is exposed on the surface of the base 27. Next, the cover part 28 is folded, and the locking part 33 at the side end thereof is elastically locked to the hook edge 31 of the base part 27. The same applies to the upper frame 10 and the vertical frame 12. At this time, the lower frame and the vertical frame angle cover 26 are connected as shown in FIG. A notch 26a for preventing interference with the angle portion 24 is formed at an end of the angle cover 26 of the lower frame. The vertical frame and the upper frame are similarly butt-connected.
[0022]
As a result, since the cover 28 covers the base 27, the head of the fastener 34 is hidden by the cover 28 and is not exposed to the outside. Then, the four circumferences of the angle portions 14, 22, 24 of the resin frame are covered by the angle cover 26, so that the angle cover 26 itself is formed in a frame shape. As described above, the heads of the fasteners 34 of the angle portions 14, 22, and 24 are covered with the angle cover 26, and the angle cover 26 itself forms a frame, so that the interior view of the window sash is improved.
[0023]
In addition, since the base portion 27 and the cover portion 28 of the angle cover 26 are not separated, not only is it easy to handle, but also the mounting operation can be performed easily.
[0024]
Note that the angle cover 26 is not limited to the above example. In short, any structure may be used as long as the cover portion can be fixed to the base portion without using a fastener. As shown in FIG. 6, the base portion 27 and the cover portion 28 are separated from each other and engaged with each other. The stopper portions 33a and 33b may be formed, the base portion 27 may be fixed to the window frame together with the angle portion with a fastener, and then the cover portion 28 may be elastically locked and fixed to the base portion 27.
[0025]
Further, the base portion of the angle cover may be fixed to only the angle portion via an adhesive instead of the window frame.
[0026]
【The invention's effect】
According to the invention according to claim 1, since the angle portion of the resin frame is covered with the angle cover including the base portion fixed to the angle portion and the cover portion elastically locked to the base portion, Since the cover portion covers the base portion, the head of the fastener is hidden by the cover portion and is not exposed to the outside. Then, since the four sides of the angle portion of the resin frame are covered with the angle cover, the angle cover itself is formed in a frame shape. As described above, the head of the fastener at the angle portion is covered by the angle cover, and the angle cover itself constitutes a frame, so that the interior view of the window sash is improved.
[0027]
According to the invention according to claim 2, in the angle cover, the cover portion is formed on the base portion so as to be foldable on one side, and the cover portion can be locked to the base portion on the other side. Since the cover is not separated, not only the handling is easy, but also the mounting operation can be easily performed.
[Brief description of the drawings]
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. FIG. 3 is an enlarged sectional view taken along line YY of FIG. FIG. 5 is a perspective view showing a form of butt connection of an angle cover. FIG. 6 is a sectional view of another example of an angle cover.
a Metal part (metal frame)
b Resin part (resin frame)
14, 22, 24 Angle part 26 for attachment Angle cover 27 Base part 28 Cover part

Claims (2)

An aluminum metal frame to be mounted on the window opening and a resin frame disposed on the indoor side of the metal frame are provided, and the mounting angle portion of the resin frame on the indoor side is fixed to a window frame of the window opening with a fastener. The composite sash according to claim 1, wherein said angle portion is covered with an angle cover having a base portion fixed to said angle portion and a cover portion elastically locked to said base portion. Construction. The composite sash according to claim 1, wherein the angle cover is made of a synthetic resin, the cover portion is formed on the base portion so as to be foldable on one side, and the cover portion is lockable on the base portion on the other side. Frame structure.

Images