JP2021161608A - Fitting structure - Google Patents

Abstract

To provide a fitting structure that saves cost and has a higher fire retardant property.SOLUTION: A fitting structure has a glass unit, which has three or more glass plates including heat resistant tempered glass, and a frame body, which allows for configuration of a first fitting having a frame glass storage section and allows for configuration of a second fitting that supports a cabinet forming a stile glass storage section so as to be openable and closable and has a sash arrangement space in which the cabinet is disposed. The frame body has a frame hollow part on an outer peripheral side of the frame glass storage section or the sash arrangement space, and a partition section to partition between the frame glass storage section or the sash arrangement space and the frame hollow part. A metal frame reinforcement member having an opposite plate part facing the partition section and a heat-foamable material provided on the opposite plate part are provided in the frame hollow part. A metal stile reinforcing member is provided in a stile hollow part on the outer peripheral side of the stile glass storage section of the cabinet. The heat-foamable material is aligned in the in-plane direction with the glass unit in the first fitting and is aligned in the in-plane direction with the stile reinforcing member in the second fitting.SELECTED DRAWING: Figure 4

Description

The present invention relates to a fitting structure including three or more glass plates.

Conventionally, fittings having triple glass including three pieces of glass have been known (see, for example, Patent Document 1). In this fitting, a shoji with a triple glass panel built into a stile composed of a vertical stile made of synthetic resin, an upper horizontal stile, and a lower horizontal stile is attached to a window frame fixed to the opening of the building. ing. Further, among the fittings, there are not only fittings having shoji screens but also fittings for so-called FIX windows in which glass is attached to the window frame.

Japanese Unexamined Patent Publication No. 2015-105506

In the above-mentioned conventional fittings, in order to provide fire resistance, it is necessary to prevent the flame from penetrating between the shoji and the window frame or between the glass and the window frame. However, as described above, there are types with shoji and types without shoji, and the structures are different from each other. Therefore, the fittings must have a fireproof structure that matches the structure of each fitting. There is a problem that the cost of fittings rises in order to realize a fireproof structure in fittings.
The present invention has been made in view of such a problem, and an object of the present invention is to provide a fitting structure having higher fire resistance while suppressing costs.

A main invention for achieving such an object is to form a glass unit having three or more glass plates including heat-resistant tempered glass to partition indoors and outdoors, and a frame glass accommodating portion accommodating a peripheral edge portion of the glass unit. (1) A stile that constitutes a fitting and has a stile that forms an opening and forms a stile glass accommodating portion for accommodating the peripheral portion of the glass unit. The frame body is provided with a frame body capable of forming a barrier arrangement space in which the second fitting is formed, and the frame body is located on the outer peripheral side of the frame glass accommodating portion or the obstacle arrangement space. A metal having a frame hollow portion, a frame glass accommodating portion or a partition portion for partitioning the obstacle arrangement space and the frame hollow portion, and a facing plate portion facing the partition portion in the frame hollow portion. It has a sex frame reinforcing member and a heated foam material provided on the partition portion side of the facing plate portion, and the stile body has a stile hollow portion on the outer peripheral side of the stile glass accommodating portion. A metallic stile reinforcing member is provided in the hollow portion of the stile, and the heated foam material is in-plane with the glass unit when the frame reinforcing member is arranged in the hollow portion of the frame of the first fitting. It is a fitting structure characterized in that it is located at a position where it is lined up and is located at a position where it is lined up with the frame reinforcing member in the in-plane direction when the frame reinforcing member is arranged in the frame hollow portion of the second fitting.
Other features of the present invention will be clarified by the description in the present specification and the accompanying drawings.

According to the present invention, it is possible to provide a fitting structure having higher fire resistance while suppressing the cost.

It is a perspective view of the fitting for a FIX window which concerns on this embodiment as seen from the outdoor side. It is a vertical sectional view of the fitting for a FIX window which concerns on this embodiment. It is a cross-sectional view of the fitting for a FIX window which concerns on this embodiment. It is an enlarged view of the part A in FIG. It is a perspective view which shows the frame reinforcement metal fittings. It is a perspective view which shows the glass holding metal fitting and the setting block provided in the vertical frame material on the right side of a FIX frame. It is a perspective view which shows the setting block. It is a perspective view which shows the glass holding metal fitting. It is a top view which shows the state which the glass unit is held by the glass holding metal fittings. It is a cross-sectional view of the fitting for a sliding window. It is an enlarged view of the part B in FIG. It is a perspective view which shows the state which removed the ridge of the joint part of the stile material and the vertical stile material under the fitting for a sliding window. It is a perspective view which shows the connecting member.

Hereinafter, the fitting structure according to the embodiment of the present invention will be described with reference to the drawings.
In the present embodiment, a fitting 1 for a FIX window as a first fitting having a glass unit 2 for partitioning indoors and outdoors as shown in FIGS. 1 to 4 and a fitting 1 for a FIX window as shown in FIGS. 10 to 12 are used. A fitting 1a for a sliding window as a second fitting having a glass unit 2 for partitioning the inside and the outside will be described as an example. First, the fitting 1 for the FIX window will be described.

In the following explanation, when the fitting 1 attached to a building or the like is viewed from the outdoor side, the vertical direction is the vertical direction, the horizontal direction is the horizontal direction, and the indoor / outdoor direction is the depth direction. Shown as direction. Even if it is each part of the fitting 1 or each member constituting the fitting 1 is in a single state, in the vertical direction, the horizontal direction, the prospective direction, etc. with the fitting 1 attached. The direction will be specified and explained.

As shown in FIGS. 2 and 3, the fitting 1 for the FIX window of the present embodiment includes a glass unit 2 made of so-called triple glass provided with three glass plates 20, 21 and 22 including heat-resistant tempered glass. The FIX frame 3 is provided with a frame glass accommodating portion 3a for accommodating the peripheral end portion of the glass unit 2.

In the glass unit 2, three glass plates 20, 21, and 22 are arranged so as to face each other at a distance from each other by a spacer 2a provided on a peripheral edge portion to form an integral body. The three glass plates 20, 21 and 22 are composed of two Low-E glasses 20 and 22 and one heat-resistant tempered glass 21 between the two Low-E glasses 20 and 22. Heat resistant tempered glass 21 is provided.

The FIX frame 3 is made of an extruded material made of synthetic resin, and is located on the upper frame material 30 located above the glass unit 2, the lower frame material 30 located below the glass unit 2, and on the left and right sides of the glass unit 2. It has a frame body 31 as a frame body in which four frame members 30 forming the left and right vertical frame members 30 are joined in a rectangular shape, and a ridge 32 fitted to each frame member 30. There is.

The four frame members 30 have the same cross-sectional shape because they are formed by cutting a long molding material to a predetermined length. The ends of each frame member 30 are cut so as to form an angle of 45 degrees with respect to the longitudinal direction, and the ends of the frame members 30 adjacent to each other are welded to each other so as to form a rectangular frame body 31. ing. Since the cross-sectional shape of each frame member 30 is the same, the structure will be described here by showing the vertical frame material 30 on the right side (hereinafter referred to as the frame material on the right side) 30 in the drawings. In the following description, the left side of the right frame material 30 is referred to as the inner peripheral side (hereinafter referred to as the inner peripheral side) of the frame main body 31 so as to be a common explanation for each frame material 30, and the right frame material 30 The right side will be described as the outer peripheral side of the frame main body 31 (hereinafter, referred to as the outer peripheral side).

As shown in FIG. 4, the right frame member 30 is a frame prospective surface portion where the glass unit 2 is arranged on the inner peripheral side of the setting block 4 provided on the right frame member 30 and faces the end surface 2b of the glass unit 2. 30a, a frame inner peripheral protrusion 30b projecting to the inner peripheral side on the indoor side of the frame prospective surface portion 30a, and a frame ridge fitting portion 30c provided on the outdoor side of the frame prospective surface portion 30a to which the ridge 32 is fitted. The frame outer peripheral facing surface portion 30d facing the outer peripheral side of the frame prospective surface portion 30a at intervals, and the skeleton fixing portion 30e extending from the frame outer peripheral facing surface portion 30d to the outer peripheral side and being fixed to the skeleton 6 are provided. ing.

The frame inner peripheral protrusion 30b projecting from the indoor side edge of the frame prospective surface portion 30a to the inner peripheral side is a frame bead in which a bead 7 provided so as to project toward the outdoor side is fitted to the protruding tip side. It has a fitting portion 30f, and the frame bead fitting portion 30b in the frame inner peripheral protrusion 30b is located on the frame prospective surface portion 30a side of the frame bead fitting portion 30f. A frame finding surface of 30 g is formed at the same position.

A frame hollow portion 30h penetrating in the longitudinal direction is provided between the frame prospective surface portion 30a of the right frame member 30 and the frame outer peripheral facing surface portion 30d. The frame hollow portion 30h has a substantially rectangular shape and is partitioned by two frame connecting wall portions 30i extending from both ends of the frame prospective surface portion 30a in the prospective direction to the outer peripheral side and connecting to the frame outer peripheral facing surface portion 30d. The two frame connecting wall portions 30i face each other in the prospective direction. Here, the frame prospective surface portion 30a corresponds to a partition portion that partitions the frame glass accommodating portion 3a and the frame hollow portion 30h.

A frame reinforcing member 8 made of an extruded aluminum alloy material is provided in the hollow frame portion 30h along the longitudinal direction over the entire length. The frame reinforcing member 8 will be described later.

The frame ridge fitting portion 30c is provided on the outdoor side of the frame prospective surface portion 30a, and is recessed on the outer peripheral side of the frame prospective surface portion 30a to fit the fitting piece 32a of the ridge 32. The frame ridge fitting portion 30c is located on the outdoor side of the two frame recesses 30k and 30l having a frame bottom portion 30j located on the outer side of the frame prospective surface portion 30a on the outdoor side of the frame connecting wall portion 30i on the outdoor side. The frame recess is 30k. The indoor side edge 30m of the indoor side frame recess 30l is connected to the outdoor side edge of the frame prospective surface portion 30a, and the outer peripheral surface has an arc shape.

The ridge 32 faces the inner peripheral protrusion 30b of the frame in the prospective direction in a state where the fitting piece 32a is fitted to the frame ridge fitting portion 30c, and the peripheral edge portion of the glass unit 2 is accommodated together with the frame body 31. The frame glass accommodating portion 3a is formed. That is, the frame glass accommodating portion 3a is a space surrounded by a ridge 32 fitted to the frame main body 31, a frame recess 30l on the indoor side, a frame prospective surface portion 30a, and a frame inner peripheral protrusion 30b.

The glass unit 2 whose peripheral edge is housed in the frame glass accommodating portion 3a is held by the glass holding metal fitting 9 whose position in the in-plane direction is restricted by the setting block 4 provided in the frame glass accommodating portion 3a, and protrudes in the frame. It is sandwiched between the bead 7 of the portion 30b and the bead 32b provided at the tip of the ridge 32. At this time, the indoor side surface 2c of the glass unit 2 is pressed by the bead 7 of the frame inner peripheral protrusion 30b, and is arranged at a distance from the frame finding surface 30g of the frame inner peripheral protrusion 30b in the prospective direction. .. Further, the outdoor side surface 2d of the glass unit 2 is located near the boundary between the frame prospective surface portion 30a and the indoor side frame recess 30l. The glass holding metal fitting 9 will be described later.

The skeleton fixing portion 30e extends in the outer peripheral direction from the outer peripheral surface side opposite to the frame hollow portion 30h in the frame outer peripheral facing surface portion 30d, and extends from the frame connecting wall portion 30i on the outdoor side that partitions the frame hollow portion 30h. It is slightly installed on the indoor side. Therefore, in the glass unit 2 in which the peripheral edge portion is housed in the frame glass accommodating portion 3a, the position where the glass plate 20 located on the outermost side (hereinafter referred to as the outermost glass plate) 20 extends the skeleton fixing portion 30e upward. The portion on the indoor side of the outermost glass plate 20 is located on the skeleton 6.
The skeleton fixing portion 30e of the right frame member 30 is fixed to the skeleton 6 by a screw 33 entering from the outdoor side together with the reinforcing metal fitting 5.

The frame reinforcing member 8 provided in the frame hollow portion 30h is opposed to the frame prospective surface portion 30a and is provided in almost the entire area in the prospective direction. It has two extension reinforcing portions 8b, which are extended to. The prospective surface reinforcing portion 8a has a thickness capable of screwing a screw 34 for fixing a fixing bracket 90, which will be described later, provided on the opposite side of the prospective surface portion 30a.

On the surface of the prospective surface reinforcing portion 8a on the frame prospective surface portion 30a side, there are two recesses 8c recessed on the outer peripheral side along the longitudinal direction at intervals of each other in the prospective direction, and the end portion on the indoor side as shown in the figure. It is provided at two locations, a vicinity and a portion closer to the outdoor side than the center in the prospective direction, and a heated foaming material 10 is provided in the recess 8c. That is, the prospective surface reinforcing portion 8a has a thickness capable of screwing screws almost entirely, and a recess 8c is provided at a portion where the heated foaming material 10 is provided.

Of the heated foaming materials 10 provided in the two recesses 8c, the heated foaming material 10 on the outdoor side is located at a position aligned with the glass unit 2 in the in-plane direction. More specifically, the heated foaming material 10 on the outdoor side is provided on the outdoor side of the heat-resistant tempered glass 21 located in the center of the glass unit 2. That is, two glass plates 21 and 22 are arranged on the indoor side of the heated foaming material 10 on the outdoor side. The heated foaming material 10 on the indoor side is located between the frame main body 31 and the glass unit 2 in the prospective direction.

The two extension reinforcing portions 8b are provided so as to be spaced apart from each other in the prospective direction, and are arranged in the vicinity of the outdoor end portion of the heated foaming material 10 provided in the prospective surface reinforcing portion 8a, respectively. At the tip of the extension reinforcing portion 8b on the outdoor side, a reinforcing member extension piece 8d as a skeleton connecting portion extending in both directions in the prospective direction is provided, and at the tip of the extension reinforcement portion 8b on the indoor side. Is provided with a reinforcing member extension piece 8d extending to the indoor side. The reinforcing member extending piece 8d extended to the indoor side at the tip of the extending reinforcing portion 8b on the outdoor side is fixed to the finding surface 6a of the skeleton 6 together with the skeleton fixing portion 30e of the frame member 30 together with the reinforcing metal fitting 5. The screw 35 connecting the frame reinforcing member 8 has a thickness that allows screwing.

As shown in FIGS. 2, 3, and 5, the reinforcing metal fittings 5 include a first plate portion 5a and a first plate portion along the outer peripheral side surface of the skeleton fixing portion 30e of the upper and vertical frame members 30. It is formed in an L shape with a second plate portion 5b connected to 5a and along the indoor side surface of the frame outer peripheral facing surface portion 30d of the upper and vertical frame members 30. The second plate portion 5b penetrates the frame outer peripheral facing surface portion 30d and is screwed to the reinforcing member extension piece 8d, and the first plate portion 5a faces the finding surface 6a of the skeleton 6 together with the skeleton fixing portion 30e and comes into contact with the skeleton 6. It is fixed to the skeleton 6. Therefore, the glass holding metal fittings 9 provided on the upper and vertical frame members 30 are connected to and attached to the skeleton 6 via the frame reinforcing member 8 and the reinforcing metal fittings 5. Here, the reinforcing member extension piece 8d extended to the indoor side at the tip of the extension reinforcement portion 8b on the outdoor side corresponds to the skeleton connecting portion provided in the extension reinforcement portion and connected to the skeleton.

As shown in FIG. 6, a plurality of glass holding metal fittings 9 and setting blocks 4 are provided in the frame glass accommodating portion 3a of each frame material 30 in the longitudinal direction of the frame material 30 or arranged side by side at intervals from each other. There is. As shown in FIG. 7, the setting block 4 is a member made of synthetic resin that regulates the position of the glass unit 2 in the in-plane direction. The setting block 4 has a plane that is parallel to the prospective surface contact portion 4a that is in contact with the frame prospective surface portion 30a and the prospective surface contact portion 4a, and is a glass facing portion 4b that faces the end surface 2b of the glass unit 2. ,have.

The glass facing portion 4b has substantially the same width as the width of the frame prospective surface portion 30a in the prospective direction, and the prospective surface contact portion 4a faces approximately half of the outdoor side in the prospective direction of the frame prospective surface portion 30a. It is provided in. When the prospective surface contact portion 4a abuts on the frame prospective surface portion 30a, a gap S1 is formed between the setting block 4 and the frame prospective surface portion 30a on the indoor side portion on the frame prospective surface portion 30a side. A heated foaming material 10 is provided in the gap S1 between the setting block 4 and the frame prospective surface portion 30a.

As shown in FIG. 8, the glass holding metal fitting 9 includes a fixing metal fitting 90 arranged on the indoor side and fixed to the frame main body 31, and a locking metal fitting 91 arranged on the outdoor side and locked to the fixing metal fitting 90. doing. Both the fixing metal fitting 90 and the locking metal fitting 91 are formed of a metal plate material such as stainless steel, and can be elastically deformed by the deflection of the plate material.

The fixing metal fittings 90 are arranged at intervals in the left-right direction and are fixed to the frame prospective surface portion 30a of the frame main body 31 by connecting between the two frame fixing portions 90a and the two frame fixing portions 90a. It has a frame facing portion 90b facing each other at intervals in the circumferential direction, and an indoor inner peripheral extending portion 90c extending from the indoor side edge of the frame facing portion 90b to the inner peripheral side. Each of the frame fixing portions 90a penetrates the frame prospective surface portion 30a by screws 34 and is fixed to the frame reinforcing member 8 provided in the frame hollow portion 30h.

The frame facing portion 90b is spaced slightly wider than the thickness of the insertion portion 91a so that the insertion portion 91a of the locking metal fitting 91 can be inserted between the frame facing portion 90b and the frame prospective surface portion 30a. A locking hole 90d for locking the locking piece 91b is provided at a position biased toward the indoor side in the prospective direction.

The indoor inner peripheral extending portion 90c is a portion of the glass unit 2 facing the indoor side surface of the peripheral portion, and indoor extending pieces 90e extending from both ends in the left-right direction are provided. The indoor extension piece 90e has an inclination that is located on the indoor side as the indoor extension piece 90e is separated from the indoor inner peripheral extension portion 90c in the left-right direction. This inclination makes an acute angle with respect to the virtual line L along the indoor inner peripheral extension 90c.

In the fixing bracket 90, the frame fixing portion 90a is fixed to the frame prospective surface portion 30a in a state where the tip of the indoor extension piece 90e is in contact with the frame finding surface 30g of the frame inner peripheral protrusion 30b. At this time, when the indoor side surface 2c of the glass unit 2 comes into contact with the indoor inner peripheral extension portion 90c, the bead 7 of the frame inner peripheral protrusion 30b is pressed between the glass unit 2 and the frame main body 31 and the glass unit. The water between 2 and 2 is stopped.

The locking metal fitting 91 is an insertion portion 91a inserted between the frame facing portion 90b of the fixing metal fitting 90 and the frame prospective surface portion 30a, and the outdoor portion extending from the outdoor side edge of the insertion portion 91a to the inner peripheral side. It has an inner peripheral extending portion 91c. The insertion portion 91a is provided with a locking piece 91b that is locked to the locking hole 90d of the fixing bracket 90 on the tip end side. The locking piece 91b has a part of the insertion portion 91a bent and raised, and has an inclination that increases from the indoor side to the outdoor side.
The outdoor inner peripheral extending portion 91c is a portion of the glass unit 2 facing the outdoor side surface 2d of the peripheral portion, and a cushioning material 11 made of synthetic resin is provided on the indoor side.

To attach the glass unit 2 to the FIX frame 3, first, the setting block 4 and the fixing bracket 90 are attached to each frame member 30. The setting block 4 may be simply placed on the lower frame member 30. In the attached fixing bracket 90, the tip of the indoor extension piece 90e is in contact with the frame finding surface 30g of the frame material 30. In this state, the outdoor side surface of the indoor inner peripheral extending portion 90c of the fixing bracket 90 is arranged at a position where the indoor side surface 2c of the glass unit 2 should be arranged.

Next, with the setting block 4 and the fixing bracket 90 attached to the frame body 31, the glass unit 2 is placed on the setting block 4 provided in the lower frame member 30, and is placed on each frame member 30. It is arranged on the inner peripheral side of the provided setting block 4, and the surface 2c on the indoor side faces the indoor inner peripheral extending portion 90c of the fixing bracket 90.

Next, the insertion portion 91a of the locking metal fitting 91 is inserted between the frame facing portion 90b of the fixing metal fitting 90 and the frame prospective surface portion 30a. At this time, since the outer peripheral surface of the portion where the indoor side edge 30m of the indoor side frame recess 30l and the outdoor side edge of the frame prospective surface portion 30a are connected is formed in an arc shape, the tip of the insertion portion 91a is the frame facing portion. It is guided between 90b and the frame prospective surface portion 30a. The insertion portion 91a is inserted, the locking piece 91b comes into contact with the frame facing portion 90b, and by further pressing the locking metal fitting 91 toward the indoor side, the locking piece 91b is pushed toward the outer peripheral side and elastically deformed while being elastically deformed. 91a enters between the frame facing portion 90b and the frame prospective surface portion 30a.

After that, when the locking piece 91b reaches the outer peripheral side of the locking hole 90d, the pushed and bent locking piece 91b is elastically restored and locked in the locking hole 90d. At this time, as shown in FIG. 9, with the locking metal fitting 91 locked to the fixing metal fitting 90, the indoor inner peripheral extending portion 90c of the fixing metal fitting 90 faces the indoor side surface 2c of the glass unit 2 and engages with the glass unit 2. The cushioning material 11 provided on the stopper 91 comes into contact with the surface 2d on the outdoor side of the glass unit 2 to hold the glass unit 2. At this time, at the position between the heat-resistant tempered glass 21 in the prospective direction and the Low-E glass 22 on the indoor side in the glass accommodating portion 3a, the locking piece 91b of the locking metal fitting 91 is the locking hole 90d of the fixing metal fitting 90. Is locked in.

Next, the fitting 1a for the sliding window will be described.
As shown in FIGS. 10 to 11, the fitting 1a for the sliding window includes a frame main body 31 forming a window frame fixed to the skeleton 6 and a shoji screen 15 that can be opened and closed and attached to the frame main body 31. .. The shoji 15 can close the opening 31a formed by the frame main body 31, and the frame main body 31 forms the shoji arrangement space S2 in which the shoji 15 is arranged with the opening 31a closed.

The shoji 15 includes a glass unit 2 having three glass plates 20, 21 and 22 including heat-resistant tempered glass, and a stile glass accommodating portion 13a for accommodating a peripheral edge of the glass unit 2, via an opening / closing mechanism 16. It has a frame 14 supported by a frame body 31 and a frame body 14. Hereinafter, the same configuration as the fitting 1 for the FIX window will be indicated by the same reference numerals in the drawings, and the description thereof will be omitted.

The frame 14 of the fitting 1a for the sliding window is made of an extruded material made of synthetic resin, and the vertical frame 140 as a pair of vertical frame materials arranged on the left and right sides of the glass unit 2 and the left and right sides of the glass unit 2. It has a horizontal frame member 140 as a pair of horizontal frame members to be arranged, a frame body 141 joined in a rectangular shape, and a ridge 32 fitted to each frame member 140.

The four stile members 140 have the same cross-sectional shape because they are formed by cutting a long molded material to a predetermined length. The ends of each of the stiles 140 are cut at an angle of 45 degrees with respect to the longitudinal direction, and the ends of the adjacent stiles 140 are welded to each other so as to form a rectangular stile body 141. ing. Since the cross-sectional shape of each timber 140 is the same, here, the structure will be described by showing the vertical timber 140 on the right side (hereinafter referred to as the right timber) located on the right side of the glass unit 2 in the drawing. As in the case of the FIX frame 3, the left side of the right frame material 140 is set to the inner peripheral side (hereinafter referred to as the inner peripheral side) of the frame body 141, and the right frame is defined so as to be a common explanation for each frame material 140. The right side of the material 140 will be described as the outer peripheral side (hereinafter, referred to as the outer peripheral side) of the stile body 141.

The right stile material 140 has a stile prospective surface portion 140a and a stile prospective surface portion 140a in which the glass unit 2 is arranged on the inner peripheral side of the setting block 4 provided on the right stile material 140 and faces the end surface 2b of the glass unit 2. The stile inner peripheral protrusion 140b projecting to the inner peripheral side on the indoor side of the stile, the stile ridge fitting portion 140c provided on the outdoor side of the stile prospective surface portion 140a and to which the ridge 32 is fitted, and the outer circumference of the stile prospective surface portion 140a. It has a stile outer peripheral facing surface portion 140d facing each other with a gap on the side, and an outer protruding portion 140e projecting to the outdoor side of the stile outer peripheral facing surface portion 140d.

The stile inner peripheral protrusion 140b projecting from the indoor side edge of the stile prospective surface portion 140a to the inner peripheral side has a water blocking piece 140f integrally provided on the protruding tip side so as to project toward the outdoor side. A stile finding surface 140g is formed on the stile prospective surface 140a side of the stile inner peripheral protrusion 140b on the stile prospective surface 140a side at substantially the same position as the base end on which the water stop piece 140f protrudes in the prospective direction. ..

A stile hollow portion 140h penetrating in the longitudinal direction is provided between the stile prospective surface portion 140a of the right stile material 140 and the stile outer peripheral facing surface portion 140d. The stile hollow portion 140h has a substantially rectangular shape and is partitioned by two stile connecting wall portions 140i extending from both ends of the stile prospective surface portion 140a in the prospective direction to the outer peripheral side and connecting to the stile outer peripheral facing surface portion 140d. The two stile connecting wall portions 140i face each other in the prospective direction. A metal reinforcing member 17 is provided in the hollow portion 140h along the longitudinal direction over the entire length. If the reinforcing member 17 is made of steel, for example, it is difficult to melt in the event of a fire and the glass unit 2 can be more reliably prevented from falling off. However, the present invention is not limited to this, and the reinforcing member 17 is made of a metal such as an aluminum alloy. May be good. Details of the reinforcing member 17 will be described later.

The stile ridge fitting portion 140c is provided on the outdoor side of the stile prospective surface portion 140a, and is recessed on the outer peripheral side of the stile prospective surface portion 140a to fit the fitting piece 32a of the stile rim 32. The stile ridge fitting portion 140c is located on the outdoor side of the stile connecting wall portion 140i on the outdoor side and has a stile bottom portion 140j located on the outer peripheral side of the stile prospective surface portion 140a on the outdoor side of the two stile recesses 140k and 140l. The stile recess is 140k. The indoor side edge 140m of the indoor side stile recess 140l is connected to the outdoor side edge of the stile prospective surface portion 140a, and the outer peripheral surface has an arc shape.

The stile glass accommodating portion 13a of the fitting 1a for the sliding window is surrounded by a ridge 32 fitted to the stile body 141, a stile recess 140l on the indoor side, a stile prospective surface portion 140a, and a stile inner peripheral protrusion 140b. It is a space. Since the shape of the portion forming the stile glass accommodating portion 13a in the stile main body 141 is the same as the shape of the portion forming the frame glass accommodating portion 3a in the frame main body 31, the ridge 32 is common. The peripheral end of the glass unit 2 is held by the stile glass accommodating portion 13a by using the glass holding metal fitting 9 in the same manner as the fitting 1 for the FIX window. Therefore, the position where the locking metal fitting 91 is locked to the fixing metal fitting 90 is biased toward the indoor side in the glass accommodating portion 13a as in the fitting 1 for the FIX window, and more specifically, the glass accommodating portion 13a. At a position between the heat-resistant tempered glass 21 and the Low-E glass 22 on the indoor side in the prospective direction, the locking piece 91b of the locking metal fitting 91 is locked in the locking hole 90d of the fixing metal fitting 90.

The stile reinforcing member 17 provided in the stile hollow portion 140h faces the stile prospective surface portion 140a and is provided in almost the entire area in the prospective direction. It has an outer peripheral side reinforcing plate portion 17b facing the region, and an indoor connecting portion 17c that connects the inner peripheral side reinforcing plate portion 17a and the indoor side ends of the outer peripheral side reinforcing plate portion 17b. A screw 34 for fixing the fixing metal fitting 90 constituting the glass holding metal fitting 9 is screwed into the inner peripheral side reinforcing plate portion 17a, and a heated foaming material 10 is provided on the outer peripheral side surface on the outdoor side. A screw 36 provided between the shoji 15 and the frame main body 31 and fixing the opening / closing mechanism 16 of the shoji 15 is screwed into the outer peripheral side reinforcing plate portion 17b.

As shown in FIG. 12, the stile reinforcing members 17 provided in the stile hollow portion 140h of the vertical stile member 140 and the horizontal stile member 140 adjacent to each other are connected by a metal connecting member 12. ing. As shown in FIG. 13, the connecting member 12 has two connecting plate portions 12a that are screwed to face the inner peripheral side reinforcing plate portion 17a over the respective stile reinforcing members 17, and are substantially L-shaped. It has a connected shape.

The stile prospective surface portion 140a of the vertical stile member 140 and the horizontal stile member 140 is provided with an opening 140n at a portion facing the connecting member 12 fixed to the stile reinforcing member 17, and is provided on the inner peripheral side of the stile body 14. That is, the connecting member 12 is exposed on the stile glass accommodating portion 13a side. Therefore, the connecting member 12 faces the end surface 2b of the glass unit 2. More specifically, as shown in FIG. 10, the connecting member 12 is the end surface 21b of the heat-resistant tempered glass plate 21 located in the middle of the three glass plates 20, 21 and 22 included in the glass unit 2. It is arranged at a position facing the. Therefore, the connecting member 12 is located on the outdoor side of the glass holding metal fitting 9 from the position where the locking piece 91b of the insertion portion 91a is locked in the locking hole 90d of the fixing metal fitting 90.

In the fitting 1a for the sliding window, as shown in FIG. 11, an opening / closing mechanism 16 is provided between the left and right vertical frame members 30 and the vertical frame members 140. Of the heated foaming materials 10 provided in the two recesses 8c of the frame reinforcing member 8 arranged in the frame hollow portion 30h of the frame main body 31 in the state where the shoji 15 is closed in the fitting 1a for the sliding window. The heated foaming material 10 on the outdoor side of the above is located at a position aligned with the stile reinforcing member 17 in the in-plane direction. The heated foaming material 10 on the indoor side is provided between the frame main body 31 and the frame 14 in the prospective direction.

According to the fitting structure of the present embodiment, when the frame main body 31 is used as the frame main body 31 of the fitting 1 for the FIX window, heat foaming provided in the frame reinforcing member 8 in the frame hollow portion 30h. Since the material 10 is located so as to line up with the glass unit 2 in the in-plane direction, the heated foaming material 10 foams due to a fire or the like and bulges between the frame reinforcing member 8 and the glass unit 2. Therefore, it is possible to block between the frame reinforcing member 8 and the glass unit 2 to prevent the flame from penetrating.

Further, when the frame main body 31 is used as the frame main body 31 of the fitting 1a for the sliding window, the heated foam material 10 provided in the frame reinforcing member 8 in the frame hollow portion 30h is used as the stile reinforcing member 17. Since they are located so that they are lined up in the in-plane direction, the heated foaming material 10 foams due to a fire or the like, and the space between the frame reinforcing member 8 and the stile reinforcing member 17, that is, the space between the frame main body 31 and the stile body 14. Swells to. Therefore, it is possible to block between the frame reinforcing member 8 and the stile reinforcing member 17 to prevent the flame from penetrating from between the frame main body 31 and the stile body 14. Therefore, in the fitting 1 for the FIX window and the fitting 1a for the sliding window, it is possible to provide high fire protection performance by using the same frame main body 31 and the frame reinforcing member 8 provided with the heat foaming material 10. It is possible to reduce the cost by using parts common to a plurality of types of fittings 1 and 1a.

Further, since the glass unit 2 includes the glass plate 21 of the heat-resistant tempered glass, it is possible to prevent the glass plate of the glass unit 2 from being broken by a fire and the flame from penetrating. Therefore, it is possible to provide high fire protection. Therefore, it is possible to provide a fitting structure having higher fire protection while suppressing the cost.

Further, in the case of the fitting 1 for the FIX window, since the heat-resistant foam material 10 is provided on the outdoor side of the heat-resistant tempered glass 21, the heat-foamed material 10 foamed due to a fire or the like is more expensive than the heat-resistant tempered glass 21. It bulges out between the frame reinforcing member 8 and the glass unit 2. Therefore, since the flame generated on the outdoor side does not easily enter between the heat-resistant tempered glass 21 and the frame reinforcing member 8, it is possible to prevent the heat-resistant tempered glass 21 from falling off. Therefore, it is possible to provide higher fire protection performance. At this time, since the heat-resistant tempered glass 21 is arranged in the middle of the three glass plates 20, 21, and 22 of the glass unit 2, the heat-resistant tempered glass 21 is exposed to a flame due to a fire or the like. It is possible to leave one glass plate 20 and 22 on the opposite side of the flame.

Further, in the case of the fitting 1 for the FIX window, since the heated foaming material 10 is also provided between the frame main body 31 and the glass unit 2 in the prospective direction, the heated foaming material 10 is used with the frame reinforcing member 8. It can be bulged not only between the glass unit 2 but also between the portions where the frame body 31 and the glass unit 2 face each other in the prospective direction. Further, in the case of the fitting 1a for the sliding window, since the heated foaming material 10 is also provided between the frame main body 31 and the frame 14 in the prospective direction, the heated foaming material 10 is used as the frame reinforcing member 8. It can be bulged not only between the stile reinforcing member 17 but also between the portions where the frame body 31 and the stile body 14 face each other in the prospective direction. For this reason, it becomes more difficult for the flame to penetrate indoors and outdoors, so that it is possible to provide higher fire protection.

Further, since the heated foaming material 10 is provided in the recess 8c provided on the frame prospective surface portion 30a side of the prospective surface reinforcing portion 8a and recessed on the outer peripheral side, the prospective surface reinforcing portion 8a is brought closer to the frame prospective surface portion 30a side. The heated foaming material 10 can be reliably bulged toward the frame prospective surface portion 30a side, that is, the glass unit 2 side or the stile reinforcing member 17 side.

Further, since the extension reinforcing portion 8b extending from the prospective surface reinforcing portion 8a of the frame reinforcing member 8 is arranged on the outdoor side of the glass plate 22 which is arranged on the most indoor side, the frame main body 31 can be used. The portion located between the glass plate 22 on the indoor side and the frame reinforcing member 8 is unlikely to be melted. Therefore, at least the glass plate 22 on the most indoor side can be more reliably left.

Further, since the reinforcing member extending piece 8d in which the frame reinforcing member 8 is connected to the skeleton 6 is arranged indoors from the extending reinforcing portion 8b, the reinforcing member extending piece 8d is exposed to the flame from the outdoor side. hard. Therefore, it is possible to prevent the frame reinforcing member 8 from falling off due to the flame from the outdoor side, and to leave the glass plate 22 on the indoor side most for a longer period of time.

In the above embodiment, the glass unit 2 having three glass plates 20, 21, and 22 including heat-resistant tempered glass has been described as an example, but the present invention is not limited to this, and four or more glasses including heat-resistant tempered glass are used. It may be a glass unit having a plate.
In the above embodiment, the fitting 1 for the FIX window and the fitting 1a for the sliding window have been described as examples, but the present invention is not limited to this, and for example, the fitting for the vertical sliding window and the fitting for the sliding window. Various fittings with shoji such as, etc. can also be targeted.

The above embodiment is for facilitating the understanding of the present invention, and is not for limiting the interpretation of the present invention. It goes without saying that the present invention can be modified and improved without departing from the spirit thereof, and the present invention includes an equivalent thereof.
The present embodiment includes at least the following inventions.

A glass unit having three or more glass plates including heat-resistant tempered glass to partition indoors and outdoors, and a frame glass accommodating portion accommodating the peripheral edge of the glass unit are formed to form a first fitting, and an opening is formed. A stile that forms and accommodates the peripheral edge of the glass unit A stile having a stile that forms a glass accommodating portion is supported so as to be openable and closable, and an obstacle arrangement space in which the obstacle is arranged is formed with the opening closed. A frame body capable of forming a second fitting is provided, and the frame body includes a frame hollow portion on the outer peripheral side of the frame glass accommodating portion or the obstacle arrangement space, and the frame glass accommodating portion or the frame glass accommodating portion. A metallic frame reinforcing member having a partition portion for partitioning the obstacle arrangement space and the hollow frame portion, and having a facing plate portion facing the partition portion in the hollow frame portion, and the facing plate portion. The stile body has a stile hollow portion on the outer peripheral side of the stile glass accommodating portion, and a metallic stile reinforcing member is provided in the stile hollow portion. The heated foam material is provided, and the frame reinforcing member is located at a position where the frame reinforcing member is arranged in the in-plane direction with the glass unit when the frame reinforcing member is arranged in the frame hollow portion of the first fitting. It is a fitting structure characterized in that it is located at a position aligned with the stile reinforcing member in the in-plane direction when it is arranged in the frame hollow portion of the second fitting.

According to such a fitting structure, when the frame is used as the frame of the first fitting, the heated foam material provided in the frame reinforcing member in the hollow portion of the frame is in the in-plane direction with the glass unit. Since they are located side by side, the heated foaming material foams due to a fire or the like and swells between the frame reinforcing member and the glass unit. Therefore, it is possible to block between the frame reinforcing member and the glass unit to prevent the flame from penetrating.

Further, when the frame body is used as the frame body of the second fitting, the heated foam material provided in the frame reinforcing member in the hollow portion of the frame is located at a position where it is aligned with the stile reinforcing member in the in-plane direction. Therefore, the heated foaming material foams due to a fire or the like and swells in the space between the frame reinforcing member and the frame reinforcing member, that is, between the frame body and the frame body. Therefore, it is possible to block between the frame reinforcing member and the stile reinforcing member to prevent the flame from penetrating from between the frame body and the stile body. Therefore, it is possible to provide high fire protection performance by using the same frame body and the frame reinforcing member provided with the heated foaming material in the first fitting and the second fitting, and it is a common part for a plurality of types of fittings. By doing so, it is possible to reduce the cost.

Further, since the glass unit contains heat-resistant tempered glass, it is possible to prevent the glass plate of the glass unit from breaking due to a fire and the flame from penetrating. Therefore, it is possible to provide high fire protection. Therefore, it is possible to provide a fitting structure having higher fire protection while suppressing the cost.

In such a fitting structure, the heated foam material provided in the frame reinforcing member in the frame hollow portion of the frame body constituting the first fitting is provided on the outdoor side of the heat-resistant tempered glass. It is characterized by that.

According to such a fitting structure, in the case of the first fitting, the heated foam material is provided on the outdoor side of the heat-resistant tempered glass, so that the heated foam material foamed due to a fire or the like is more expensive than the heat-resistant tempered glass. It bulges out between the frame reinforcing member and the glass unit. Therefore, since the flame generated on the outdoor side does not easily enter between the heat-resistant tempered glass and the frame reinforcing member, it is possible to prevent the heat-resistant tempered glass from falling off. Therefore, it is possible to provide higher fire protection performance.

The fitting structure is characterized in that the glass unit has three glass plates, and the heat-resistant tempered glass is arranged in the middle of the three glass plates. do.

According to such a fitting structure, the heat-resistant tempered glass is arranged in the middle of the three glass plates of the glass unit, so that when exposed to a flame due to a fire or the like, the heat-resistant tempered glass and the heat-resistant tempered glass It is possible to leave a single glass plate on the opposite side of the flame.

In such a fitting structure, the heated foaming materials are provided at two locations, an indoor side and an outdoor side, at intervals from each other, and the said in the frame hollow portion of the frame body constituting the first fitting. The heated foaming material provided on the indoor side of the frame reinforcing member is arranged between the frame body and the glass unit in a prospective direction, and is inside the frame hollow portion of the frame body constituting the second fitting. The heated foaming material provided on the indoor side of the frame reinforcing member is characterized in that it is arranged between the frame body and the frame body in a prospective direction.

According to such a fitting structure, when the frame is used as the frame of the first fitting, the heated foam material is applied not only between the frame reinforcing member and the glass unit but also in the prospective direction. It can also be bulged between the parts where the glass unit and the glass unit face each other. Further, when the frame body is used as the frame body of the second fitting, the heated foam material is not only between the frame reinforcing member and the stile reinforcing member, but also the frame body and the stile body face each other in the prospective direction. It can also be bulged between the parts to be swelled. For this reason, it becomes more difficult for the flame to penetrate indoors and outdoors, so that it is possible to provide higher fire protection.

The fitting structure is characterized in that a recess is provided on the outer peripheral side of the partition portion side of the facing plate portion, and the heated foaming material is provided in the recess.

According to such a fitting structure, since the heated foam material is provided on the partition portion side of the facing plate portion and has a recessed portion on the outer peripheral side, the facing plate portion is arranged closer to the partition portion side. At the same time, the heated foaming material can be reliably bulged toward the partition portion side, that is, the glass unit side or the stile reinforcing member side.

In such a fitting structure, the frame reinforcing member has an extending reinforcing portion extending from the partition portion to the outer peripheral side, and the extending reinforcing portion is among the three glass plates. It is characterized in that it is arranged on the outdoor side of the glass plate which is arranged on the most indoor side of the above.

According to such fittings, the extension reinforcing portion extending from the facing plate portion of the frame reinforcing member is arranged on the outdoor side of the glass plate arranged on the most indoor side, so that it is the most indoor side. The space between the glass plate and the frame reinforcing member is not easily heated by the flame. Therefore, at least the glass plate on the indoor side can be more reliably left.

In such a fitting structure, the frame reinforcing member has a skeleton connecting portion provided at the tip of the extending reinforcing portion and connected to the skeleton, and the skeleton connecting portion is provided on the indoor side of the extending reinforcing portion. It is characterized by being.

According to such a fitting structure, since the skeleton connecting portion in which the frame reinforcing member is connected to the skeleton is arranged on the indoor side of the extending reinforcing portion, the skeleton connecting portion is less likely to be exposed to the flame from the outdoor side. Therefore, it is possible to prevent the frame reinforcing member from falling off due to the flame from the outdoor side, and to leave the glass plate on the indoor side most for a longer period of time.

1 FIX window fittings, 1a sliding window fittings, 2 glass units,
3a frame glass accommodating part, 6 skeleton, 8 frame reinforcing member, 8a prospective surface reinforcing part,
8b extension reinforcement part, 8c recess, 8d reinforcement member extension piece, 10 heated foam material,
13a stile glass housing, 14 stiles, 15 shoji, 17 stile reinforcements,
20 glass plates (Low-E glass), 21 glass plates (heat-resistant tempered glass),
22 Glass plate (Low-E glass), 30a frame prospective surface part 30h frame hollow part,
31 frame body, 31a opening, 140h stile hollow part,
S2 Shoji placement space,

Claims (7)

A glass unit that separates indoors and outdoors with three or more glass plates including heat-resistant tempered glass,
A frame glass accommodating portion for accommodating the peripheral portion of the glass unit is formed to form the first fitting, and a stile for forming an opening and accommodating the peripheral portion of the glass unit. A frame body capable of opening and closing the shoji to be opened and closed, and forming a shoji arrangement space in which the shoji is arranged in a state where the opening is closed to form a second fitting.
With
The frame body has a frame hollow portion on the outer peripheral side of the frame glass accommodating portion or the shoji arranging space, and a partition portion for partitioning the frame glass accommodating portion or the shoji arranging space and the frame hollow portion.
The hollow portion of the frame includes a metallic frame reinforcing member having a facing plate portion facing the partition portion, and a heated foaming material provided on the partition portion side of the facing plate portion.
The stile body has a stile hollow portion on the outer peripheral side of the stile glass accommodating portion.
A metallic stile reinforcing member is provided in the hollow portion of the stile.
The heated foam material is located at a position where the frame reinforcing member is arranged in the in-plane direction with the glass unit when the frame reinforcing member is arranged in the frame hollow portion of the first fitting, and the frame reinforcing member is the second fitting. A fitting structure characterized in that when it is arranged in the hollow portion of the frame, it is located at a position aligned with the stile reinforcing member in the in-plane direction. The fitting structure according to claim 1.
A fitting structure characterized in that the heated foam material provided in the frame reinforcing member in the frame hollow portion of the frame body constituting the first fitting is provided on the outdoor side of the heat-resistant tempered glass. .. The fitting structure according to claim 2.
The glass unit has three glass plates.
The heat-resistant tempered glass has a fitting structure characterized in that it is arranged in the middle of the three glass plates. The joinery structure according to any one of claims 1 to 3.
The heated foaming materials are provided at two locations, an indoor side and an outdoor side, at intervals from each other.
The heated foaming material provided on the indoor side of the frame reinforcing member in the frame hollow portion of the frame body constituting the first fitting is arranged between the frame body and the glass unit in a prospective direction. ,
The heated foaming material provided on the indoor side of the frame reinforcing member in the frame hollow portion of the frame body constituting the second fitting is arranged between the frame body and the frame body in a prospective direction. Joinery structure characterized by that. The fitting structure according to any one of claims 1 to 4.
The partition portion side of the facing plate portion is provided with a recess recessed on the outer peripheral side.
The fitting structure is characterized in that the heated foaming material is provided in the recess. The fitting structure according to claim 3.
The frame reinforcing member has an extension reinforcing portion extending from the partition portion to the outer peripheral side.
The fitting structure is characterized in that the extension reinforcing portion is arranged on the outdoor side of the glass plate arranged on the most indoor side of the three glass plates. The fitting structure according to claim 6.
The frame reinforcing member has a skeleton connecting portion provided at the tip of the extending reinforcing portion and connected to the skeleton.
The skeleton connecting portion is a fitting structure characterized in that the skeleton connecting portion is provided on the indoor side of the extension reinforcing portion.

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