JP2021161605A - Fitting - Google Patents

Abstract

To provide a fitting that is excellent in fire retardant property against flame from outdoor side.SOLUTION: A fitting has a glass unit 2, which has three or more glass plates 20, 21, 22 including heat resistant tempered glass and partitions between indoor and outdoor sides, and a frame body that holds the glass unit 2. The frame body has a glass storage section to store a peripheral edge portion of the glass unit 2 on inner peripheral side, and a skeleton fixing section 30e that faces and butts against an aspect surface of a skeleton 6 on outer peripheral side and is fixed to the skeleton 6. At least one glass plate 20, 21 or 22 among the glass plates 20, 21, 22 of the glass unit 2 is located on indoor side of the skeleton fixing section 30e.SELECTED DRAWING: Figure 4

Description

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

Conventionally, as a fitting provided with three or more glass plates, a triple glass formed by three glass plates facing each other at intervals by interposing a spacer at a peripheral portion, and a peripheral end portion of the triple glass are provided. There are known fittings having a frame body that defines a space for accommodating the edge of the window glass to be accommodated and holds the peripheral end of the triple glass together with the ridge to be attached (see, for example, Patent Document 1).

JP-A-2017-145594

Since the glass plate is heavy, when it has a glass plate unit in which three or more glass plates are integrated like the triple glass of the conventional fitting, the frame is exposed to flame from the outdoor side. When melted, the glass plate unit may fall off from the frame body. Further, since none of the glass plates of the above-mentioned conventional fittings has fire protection performance, there is a possibility that they will crack and penetrate indoors and outdoors when exposed to flames.
The present invention has been made in view of such a problem, and an object of the present invention is to provide a fitting having excellent fire resistance against a flame from the outdoor side.

A main invention for achieving such an object is to have a glass unit having three or more glass plates including heat-resistant tempered glass and partitioning indoors and outdoors, and a frame body for holding the glass unit. The glass unit has a glass accommodating portion for accommodating the peripheral edge portion of the glass unit on the inner peripheral side, and a skeleton fixing portion on the outer peripheral side which faces the finding surface of the skeleton and is fixed to the skeleton. At least one of the glass plates of the above is a fitting characterized in that it is located indoors with respect to the skeleton fixing portion.
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 having excellent fire resistance against a flame from the outdoor side.

It is a perspective view which looked at the fitting which concerns on this embodiment from the outdoor side. It is a vertical sectional view of the fitting which concerns on this embodiment. It is sectional drawing of the fitting which concerns on this embodiment. It is an enlarged view of the part A in FIG. It is a perspective view which shows the reinforcing metal fitting. It is a perspective view which shows the joint part of the lower frame material and the vertical frame material in a frame body. It is a perspective view which shows the state which the ridge of the lower frame material was removed. 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 vertical sectional view which shows the lower part of the fitting for a sliding window. It is a vertical cross-sectional view which shows the lower part of the fitting for a vertical sliding window.

Hereinafter, fittings according to an embodiment of the present invention will be described with reference to the drawings.
In the present embodiment, as shown in FIG. 1, a fitting 1 for a FIX window provided with a glass unit 2 for partitioning indoors and outdoors will be described as an example.

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 of the present embodiment includes a glass unit 2 made of so-called triple glass and a glass unit 2 provided with three glass plates 20, 21 and 22 including heat-resistant tempered glass. It has a FIX frame 3 as a frame body including a glass accommodating portion 3a for accommodating the peripheral end portion of the above.

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 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.

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, here, the frame structure will be described by showing the frame member 30 below in the drawings. In the following description, the upper side of the lower 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 lower frame material 30 The lower 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 lower frame member 30 has a frame prospective surface portion 30a on which the glass unit 2 is placed via the setting block 4 and faces the end surface 2b of the glass unit 2, and an indoor side of the frame prospective surface portion 30a. The space between the frame inner peripheral protrusion 30b protruding toward the inner peripheral side, the frame ridge fitting portion 30c provided on the outdoor side of the frame prospective surface portion 30a and into which the ridge 32 is fitted, and the outer peripheral side of the frame prospective surface portion 30a. It has a frame outer peripheral facing surface portion 30d facing the frame outer peripheral facing surface portion 30d, and a 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.

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

A frame hollow portion 30h penetrating in the longitudinal direction is provided between the frame prospective surface portion 30a of the lower 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. A 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. Here, the frame prospective surface portion 30a forms the frame hollow portion 30h in the FIX frame 3, and corresponds to the inner peripheral plate portion located on the glass accommodating portion 3a side, and the frame outer peripheral facing surface portion 30d is the frame hollow in the FIX frame 3. The portion 30h is formed and corresponds to the outer peripheral plate portion located on the skeleton fixing portion 30e side. The 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 end portion of the glass unit 2 is accommodated together with the frame body 31. A glass accommodating portion 3a is formed. That is, the 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 end is accommodated in the 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 glass accommodating portion 3a, and the frame inner peripheral protrusion 30b. It is sandwiched between the bead 7 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 whose end is accommodated in the glass accommodating portion 3a, the glass plate 20 located on the outermost side (hereinafter referred to as the outermost glass plate) 20 is located at a position where the skeleton fixing portion 30e is extended upward. It is arranged, and 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 lower frame member 30 is fixed to the skeleton 6 by a screw 33 entering from the outdoor side, and the skeleton fixing portion 30e of the upper and vertical frame members 30 is as shown in FIGS. In addition, it is fixed to the skeleton 6 by a screw 33 that enters from the outdoor side together with the reinforcing metal fitting 5. The skeleton fixing portion 30e of the lower frame member 30 may also be fixed to the skeleton 6 by a screw 33 entering from the outdoor side together with the reinforcing metal fitting 5.

The reinforcing member 8 provided in the hollow frame 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. The prospective surface reinforcing portion 8a has a thickness to which a screw 34 for fixing a fixing metal fitting 90, which will be described later, provided on the opposite side of the prospective surface portion 30a of the frame can be screwed. On the surface of the prospective surface reinforcing portion 8a on the frame prospective surface portion 30a side, recesses 8c along the longitudinal direction are provided at two locations, one near the end on the indoor side and the other on the outdoor side from the center in the prospective direction. A heated foaming material 10 is provided in the recess 8c.

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. The tip of the extension reinforcing portion 8b on the outdoor side is provided with a reinforcing member extension piece 8d extending in both directions in the prospective direction, and the tip of the extension reinforcement portion 8b on the indoor side is on the indoor side. An extended reinforcing member extension piece 8d is provided. The reinforcing member extension piece 8d extended to the indoor side at the tip of the extension 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 upper and vertical frame members 30. The screw 35 connecting the reinforcing metal fitting 5 and the 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 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 reinforcing portion 8b on the outdoor side corresponds to the reinforcing material fixing portion provided in the extension reinforcing portion and fixed to the outer peripheral plate portion. do.

As shown in FIGS. 6 and 7, a plurality of glass holding metal fittings 9 and setting blocks 4 are provided in the glass accommodating portion 3a of each frame member 30 in the longitudinal direction of the frame member 30 or arranged side by side at intervals from each other. Has been done.

As shown in FIG. 8, 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 S 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 S between the setting block 4 and the frame prospective surface portion 30a.

As shown in FIG. 9, 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 as a first pair of facing portions extending from the indoor side edge of the frame facing portion 90b to the inner peripheral side. ing. Each of the frame fixing portions 90a penetrates the frame prospective surface portion 30a by screws 34 and is fixed to the 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 edge portion, and the indoor extending piece 90e extending from both ends in the left-right direction to the indoor side is 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 has 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 a first extending from the outdoor side edge of the insertion portion 91a to the inner peripheral side. It has an outdoor inner peripheral extending portion 91c as two facing portions. 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 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 on the outdoor side of the indoor inner peripheral extending portion 90c of the fixing bracket 90, and the indoor side surface 2c is brought into contact with the bead 7.

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, since the locking hole 90d is provided at a position biased toward the indoor side, the position where the locking piece 91b is locked in the locking hole 90d is biased toward the indoor side. More specifically, the locking piece 91b is locked in the locking hole 90d at a position biased toward the indoor side in the glass accommodating portion 3a.

As shown in FIG. 10, 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 the locking metal fitting The cushioning material 11 provided on the 91 abuts on the outdoor side surface 2d of the glass unit 2 to hold the glass unit 2. At this time, the locking piece 91b of the locking metal fitting 91 is fixed at the position between the heat-resistant tempered glass 21 in the prospective direction and the glass plate 22 made of Low-E glass located on the indoor side in the glass accommodating portion 3a. It is locked in the locking hole 90d of 90.

According to the fitting 1 of the present embodiment, the glass unit 2 including the three glass plates 20, 21, 22 including the heat-resistant tempered glass 21 faces the finding surface 6a of the skeleton 6 under the outermost glass plate 20 of the glass unit 2. Since the skeleton fixing portion 30e that comes into contact with the skeleton 6 and is fixed to the skeleton 6 is provided, the glass plate on the indoor side (hereinafter referred to as the innermost glass plate) 22, the glass plate 21 made of heat-resistant tempered glass in the middle, and , A part of the outermost glass plate 20 is located on the skeleton fixing portion 30e. That is, even if the FIX frame 3 is melted by being exposed to a flame, the frame material 30 under the innermost glass plate 22 and the glass plate 21 made of heat-resistant tempered glass in the middle is difficult to melt, so that the frame material 30 remains on the skeleton 6. It is possible.

Further, since the heat-resistant tempered glass 21 is arranged in the center of the three glass plates 20, 21, and 22 included in the glass unit 2 in the prospective direction, the heat-resistant tempered glass 21 makes it possible to expose the glass unit 2 to a flame from the outdoor side. Since the flame is blocked, it is more difficult for the flame to enter the indoor side than the heat-resistant tempered glass 21. Therefore, since the heat-resistant tempered glass 21 and the innermost glass plate 22 are likely to remain on the skeleton 6, it is possible to prevent the flame from penetrating into the indoor side for a longer period of time.

Further, since the frame hollow portion 30h is located between the glass accommodating portion 3a of the FIX frame 3 and the skeleton fixing portion 30e, the FIX frame 3 has high rigidity and heat insulating properties, and the inside of the frame hollow portion 30h. Is provided with a metal reinforcing member 8, so that the glass unit 2 can be supported on the skeleton 6 via the metal reinforcing member 8 even when the FIX frame 3 is melted. .. Further, the extension reinforcing portion 8b extending from the prospective surface reinforcing portion 8a of the reinforcing member 8 is located on the skeleton 6, and is on the outdoor side of the innermost glass plate 22 and the glass plate 21 made of heat-resistant tempered glass in the middle. Since it is arranged in, the space between the innermost glass plate 22 and the glass plate 21 in the middle and the skeleton 6 is less likely to be heated by the flame. Therefore, it is possible to more reliably leave the innermost glass plate 22 and the middle glass plate 21 on the skeleton 6.

In the above embodiment, the frame member 30 has a frame hollow portion 30h, the reinforcing member 8 provided in the frame hollow portion 30h is located on the skeleton 6, and the glass unit is located on the reinforcing member 8. Although the example in which 2 is held in the FIX frame 3 by the glass holding metal fitting 9 fixed to the reinforcing member 8 has been described, the hollow frame portion and the reinforcing member 8 may not be provided. For example, a portion corresponding to the frame prospective surface portion 30a forming the glass accommodating portion 3a and a portion corresponding to the frame outer peripheral facing surface portion 30d arranged on the skeleton 6 are formed in a single plate shape. The fixing metal fitting 90 of the holding metal fitting 9 may be fixed to the reinforcing metal fitting 5 fixed to the finding surface 6a of the skeleton 6.

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 this case, at least one of the three or more glass plates is arranged on the outer peripheral side so as to face the finding surface of the skeleton and is arranged indoors from the skeleton fixing portion fixed to the skeleton. Because it is, it is located on the skeleton. That is, even if the frame is melted by being exposed to flame, at least one glass plate can be left on the skeleton.

In the above embodiment, the fitting 1 for the FIX window has been described as an example, but the present invention is not limited to this, and for example, the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window may be used.

As shown in FIG. 11, the fitting 1a for the sliding window is shown in FIG. 11, and the fitting 1b for the vertical sliding window is shown in FIG. It is composed of a frame 14 that is supported so as to be openable and closable. Therefore, in the glass unit 2 provided with three glass plates 20, 21, and 22 including heat-resistant tempered glass, the peripheral end portion is accommodated in the glass accommodating portion 13a provided in the frame body 14, and the shoji is housed together with the frame body 14. The shoji 15 is supported by an opening / closing mechanism 16 provided between the frame main body 31 and the shoji 15 so as to be openable / closable.

The shoji 15 of the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window are the same, and the opening / closing mechanism 16 and the opening / closing mechanism for rotating the sliding door 15 in the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window. The member for fixing the 16 and the locking member 18 for maintaining the closed state of the shoji 15 are different.

The fitting 1a for the sliding window and the fitting 1b for the vertical sliding window are arranged at the same position with respect to the frame main body 31 with the shoji 15 closed. Hereinafter, the same configurations as those of the above-described embodiment are designated by the same reference numerals in the drawings, and the description thereof will be omitted.

The shoji 15 of the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window is made of an extruded material made of synthetic resin, and four frame members 140 arranged vertically and horizontally of the glass unit 2 are joined in a rectangular shape. It has a stile body 141 and a ridge 32 fitted to each stile material 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 timber 140 are cut so as to form an angle of 45 degrees with respect to the longitudinal direction, and the ends of the adjacent timbers 140 are welded to each other in a state of being butted to form the stile body 141. .. Since the cross-sectional shape of each timber 140 is the same, here, the lower timber 140 located below the glass unit 2 is shown in the drawing to explain the stile structure, but the explanation is common to each timber 140. As described above, similarly to the FIX frame 3, the upper side of the lower stile material 140 is the inner peripheral side of the stile body 141 (hereinafter referred to as the inner peripheral side), and the lower side of the lower stile material 140 is the stile body 141. It will be described as the outer peripheral side (hereinafter referred to as the outer peripheral side).

In the lower stile material 140, the glass unit 2 is placed via the setting block 4, and the stile prospective surface portion 140a facing the end surface 2b of the glass unit 2 and the stile prospective surface portion 140a project toward the inner peripheral side on the indoor side. A stile inner peripheral protrusion 140b, a 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 a stile outer circumference facing the outer peripheral side of the stile prospective surface 140a at intervals. It has a facing surface portion 140d 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 lower stile material 140 and the stile outer peripheral facing surface portion 140d. The stile hollow portion 140h extends from both ends in the prospective direction of the stile prospective surface portion 140a to the outer peripheral side, is connected to the stile outer peripheral facing surface portion 140d, and is partitioned by two stile connecting wall portions 140i facing each other in the prospective direction. It is divided into almost rectangular shapes. 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 glass accommodating portion 13a of the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window includes the ridge 32 fitted to the stile body 141, the stile recess 140l on the indoor side, the stile prospective surface portion 140a, and the inner circumference of the stile. It is a space surrounded by the protrusion 140b. The shape of the portion forming the glass accommodating portion 13a in the stile main body 141 is the same as the shape of the portion forming the glass accommodating portion 3a in the frame main body 31, and the ridge 32 is common. The peripheral end portion of the unit 2 is held by the 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 located on the indoor side and the glass plate 22 made of Low-E glass in the prospective direction, the locking piece 91b of the locking metal fitting 91 becomes the locking hole 90d of the fixing metal fitting 90. It is locked.

The reinforcing member 17 provided in the hollow stile portion 140h faces the prospective stile surface 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. An opening / closing mechanism 16 provided between the shoji 15 and the frame body 31 and a screw 36 for fixing the locking member 18 for maintaining the closed state of the shoji 15 are screwed to the outer peripheral side reinforcing plate portion 17b. Will be done.

In the fitting 1a for the sliding window, as shown in FIG. 11, an opening / closing mechanism (not shown) is provided between the left and right vertical frame members 30 and the vertical frame members 140, and the lower frame member 30 and the fitting 1a are provided. A locking member is provided between the lower frame member 140 and the lower frame member 140. The locking member 18 is screwed to the outer peripheral side reinforcing plate portion 17b of the reinforcing member 17 and the prospective surface reinforcing portion 8a of the reinforcing member 8.

In the fitting 1b for the vertical sliding window, as shown in FIG. 12, a locking member (not shown) is provided between the left and right vertical frame members 30 and the vertical frame member 140, and the lower frame member is provided. An opening / closing mechanism 16 is provided between the 30 and the lower frame member 140. The opening / closing mechanism 16 is screwed to the outer peripheral side reinforcing plate portion 17b of the reinforcing member 17 and the metal back plate 19 provided in the frame hollow portion 30h. The opening / closing mechanism 16 of the fitting 1b for the vertical sliding window may be screwed to the outer peripheral side reinforcing plate portion 17b of the reinforcing member 17 and the prospective surface reinforcing portion 8a of the reinforcing member 8.

In the fitting 1a for the sliding window and the fitting 1b for the vertical sliding window, with the shoji 15 closed, the skeleton fixing portion 30e of the frame body 31 is the innermost glass plate 22 and the middle glass plate 21 in the prospective direction. It is located between. In this case, the innermost glass plate 22 is arranged indoors from the skeleton fixing portion 30e which faces the finding surface 6a of the skeleton 6 and is fixed to the skeleton 6 on the outer peripheral side. It is located above 6. Therefore, even if the frame body 13 is exposed to the flame and melted, the innermost glass plate 22 can be left on the skeleton body 6.

Further, since 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 3a, even if the outdoor side of the frame body 3 having the glass accommodating portion 3a is melted, it is fixed. The locking metal fitting 91 locked to the metal fitting 90 is hard to come off. Therefore, even if the outdoor side of the frame body 3 is melted, it is possible to provide the fitting 1 in which the glass unit 2 is hard to fall off.

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.
It has a glass unit having three or more glass plates including heat-resistant tempered glass and partitioning indoors and outdoors, and a frame body for holding the glass unit. The frame body has a peripheral portion of the glass unit on the inner peripheral side. At least one of the glass plates of the glass unit, which has a glass accommodating portion for accommodating the glass unit and a skeleton fixing portion which faces the finding surface of the skeleton and is fixed to the skeleton on the outer peripheral side. The glass plate is a fitting characterized in that it is located indoors with respect to the skeleton fixing portion.

According to such fittings, at least one of the glass plates of the glass unit having three or more glass plates including heat-resistant tempered glass has a frame body on the inner peripheral side of the glass unit. Since it is located indoors from the glass housing part that houses the peripheral part and the skeleton fixing part that faces the finding surface of the skeleton on the outer peripheral side and is fixed to the skeleton, it is located on the skeleton. There is. That is, even if the frame is melted by being exposed to a flame, one glass plate can be left on the skeleton. At this time, if one glass plate located on the skeleton is heat-resistant tempered glass, the heat-resistant tempered glass that is hard to break even when exposed to flame remains on the skeleton, so that the flame can be generated for a longer period of time. It is possible to prevent it from penetrating indoors.

Further, even if one glass plate located on the skeleton is not heat-resistant tempered glass, the heat-resistant tempered glass is arranged on the outdoor side of the one glass plate located on the skeleton. Therefore, even if it is exposed to flame from the outdoor side, one glass plate located on the skeleton remains on the skeleton because the flame is blocked by the heat-resistant tempered glass, so that the flame can be used for a longer period of time. It is possible to prevent it from penetrating indoors.

In such a fitting, the frame body forms a hollow portion between the glass accommodating portion and the skeleton fixing portion, and is located on the inner peripheral plate portion located on the glass accommodating portion side and on the skeleton fixing portion side. It has an outer peripheral plate portion to be located, and in the hollow portion, a facing plate portion facing the inner peripheral plate portion and an extension reinforcing portion extending from the facing plate portion to the outer peripheral plate portion side. It is characterized by having a metallic reinforcing member having and.

According to such fittings, since a hollow portion is provided between the glass accommodating portion of the frame body and the skeleton fixing portion, the frame body has high rigidity and heat insulating properties, and the hollow portion is made of metal. Since the reinforcing member made of metal is provided, the glass unit can be supported on the skeleton via the reinforcing member made of metal even when the frame body is melted. Further, since the reinforcing member has a facing plate portion facing the inner peripheral plate portion and an extending reinforcing portion extending from the facing plate portion to the outer peripheral plate portion side, the reinforcing member extends even if the frame body is melted. It is possible to prevent the glass unit from falling off by stretching the protruding reinforcing portion between the facing plate portion and the outer peripheral plate portion.

The fitting is characterized in that the extension reinforcing portion is arranged on the outdoor side of the one glass plate.
According to such fittings, since the extension reinforcing portion extending from the facing plate portion of the reinforcing member is arranged on the outdoor side of the one glass plate located on the skeleton, one piece. The space between the glass plate and the skeleton is not easily heated by the flame. Therefore, at least one glass plate can be more reliably left on the skeleton.

In such a fitting, the reinforcing member has a reinforcing material fixing portion provided at the tip of the extending reinforcing portion and fixed to the outer peripheral plate portion, and the reinforcing material fixing portion is provided from the extending reinforcing portion. Is also characterized by being installed on the indoor side.

According to such fittings, since the reinforcing material fixing portion for fixing the reinforcing member to the frame body is arranged on the indoor side of the extending reinforcing portion, the reinforcing material fixing portion is unlikely to be melted by the flame from the outdoor side. Therefore, it is possible to prevent the reinforcing member from falling off due to the flame from the outdoor side, and to leave one glass plate on the skeleton for a longer period of time.

Such fittings
A fixing bracket provided in the glass accommodating portion, having a first paired surface portion facing one surface of the glass unit facing indoors or outdoors, and being fixed to the frame body.
A locking metal fitting provided in the glass accommodating portion, having a second facing portion facing the other surface of the glass unit facing indoors or outdoors, and being locked to the fixing bracket.
Have,
The position where the locking metal fitting is locked to the fixing metal fitting is characterized in that the position of the locking metal fitting is biased toward the indoor side in the glass accommodating portion.

According to such fittings, the position where the locking metal fitting is locked to the fixing metal fitting is biased toward the indoor side in the glass accommodating portion, so that even if the outdoor side of the frame having the glass accommodating portion melts, The locking bracket that is locked to the fixing bracket is hard to come off. Therefore, even if the outdoor side of the frame is melted, it is possible to provide a fitting in which the glass unit does not easily fall off.

1 joinery, 1a joinery, 1b joinery, 2 glass unit, 3 FIX frame,
3a glass housing, 6 skeleton, 6a skeleton finding surface, 8 reinforcing members,
8a Expected surface reinforcement part, 8b extension reinforcement part, 8d reinforcement member extension piece, 13 frame body,
13a glass housing, 14 frames, 15 shoji,
20 glass plates (Low-E glass), 21 glass plates (heat-resistant tempered glass),
22 glass plate (Low-E glass), 30 frame material, 30a frame prospective surface,
30d frame outer peripheral facing surface, 30e skeleton fixing part, 30h frame hollow part, 31 frame body,
32 ridge, 140 stile material, 140a stile prospective surface, 140b stile inner peripheral protrusion,
140d stile outer facing surface, 141 stile body,

Claims (5)

A glass unit that separates indoors and outdoors with three or more glass plates including heat-resistant tempered glass,
It has a frame body for holding the glass unit and
The frame has a glass accommodating portion for accommodating the peripheral edge portion of the glass unit on the inner peripheral side, and a skeleton fixing portion on the outer peripheral side facing the finding surface of the skeleton and being fixed to the skeleton. ,
A fitting characterized in that at least one of the glass plates included in the glass unit is located indoors with respect to the skeleton fixing portion. The fitting according to claim 1,
The frame has a hollow portion formed between the glass accommodating portion and the skeleton fixing portion, and has an inner peripheral plate portion located on the glass accommodating portion side and an outer peripheral plate portion located on the skeleton fixing portion side. Have,
The hollow portion has a metallic reinforcing member having a facing plate portion facing the inner peripheral plate portion and an extension reinforcing portion extending from the facing plate portion to the outer peripheral plate portion side. Joinery characterized by being. The fitting according to claim 2,
A fitting characterized in that the extension reinforcing portion is arranged on the outdoor side of the one glass plate. The fitting according to claim 2 or 3.
The reinforcing member has a reinforcing material fixing portion provided at the tip of the extending reinforcing portion and fixed to the outer peripheral plate portion.
A fitting characterized in that the reinforcing material fixing portion is provided on the indoor side of the extending reinforcing portion. The fitting according to any one of claims 1 to 4.
A fixing bracket provided in the glass accommodating portion, having a first paired surface portion facing one surface of the glass unit facing indoors or outdoors, and being fixed to the frame body.
A locking metal fitting provided in the glass accommodating portion, having a second facing portion facing the other surface of the glass unit facing indoors or outdoors, and being locked to the fixing bracket.
Have,
A fitting characterized in that the position where the locking metal fitting is locked to the fixing metal fitting is biased toward the indoor side in the glass accommodating portion.

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