JP7431116B2 - window - Google Patents

Description

The present invention relates to windows placed in building openings.

BACKGROUND ART Windows such as outward folding windows that are placed in openings of buildings have been known.

JP2015-52225A

The window of Patent Document 1 is supported by a hinge or the like against the lower frame of the window frame so that it can be tilted outward, and is maintained in a closed state by an opening/closing auxiliary part such as a latch fixed to the upper stile of a shoji. etc., the shoji can be opened to the outside for ventilation.

An object of the present invention is to improve the fire prevention performance and strength of windows such as outward folding windows arranged in openings of buildings.

One embodiment of the present invention is equipped with a shoji made of horizontal stile and vertical stile arranged around four sides, and one of the horizontal stile and vertical stile has a hollow glass frontage on the inner periphery of the indoor side and the inner periphery of the outdoor side of the main body. A glass frontage is formed by integrally forming the wall, and a glass frontage is formed by engaging the ribs with the inner periphery on the indoor side and the inner periphery on the outdoor side of the main body. This is a window with an opening/closing auxiliary member fixed to the glass frontage wall to assist in opening/closing the shoji.

According to the embodiments of the present invention, it is possible to improve the fire prevention performance and strength of a window such as an outward folding window arranged in an opening of a building.

FIG. 2 is an interior view of a step window according to an embodiment of the present invention. FIG. 2 is a vertical sectional view of a step window according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of the upper window portion of the step window according to the embodiment of the present invention. FIG. 2 is a cross-sectional view of a lower window portion of a step window according to an embodiment of the present invention. FIG. 2 is a vertical sectional view of a step window according to an embodiment of the present invention, in which (a) is an enlarged vertical sectional view of the upper part of the upper window, and (b) is an enlarged vertical sectional view of the upper stile of the upper window. It is an enlarged vertical cross-sectional view of the lower part of the upper window of the step window according to the embodiment of the present invention. It is an enlarged vertical sectional view of the left part of the upper window of the step window according to the embodiment of the present invention. FIG. 3 is a partial cross-sectional view of a step window according to another embodiment of the present invention, in which (a) is a partial cross-sectional view during normal operation, and (b) is a partial cross-sectional view during fire. FIG. 3 is a partial cross-sectional view of a step window according to another embodiment of the present invention, in which (a) is a partial cross-sectional view during normal operation, and (b) is a partial cross-sectional view during fire. FIG. 7 is a partial vertical sectional view of a step window according to another embodiment of the present invention. FIG. 7 is a partial vertical sectional view of a step window according to another embodiment of the present invention at the time of a fire.

The present invention will be explained with reference to the drawings.
Although an embodiment of the present invention will be described using a stepped window in which an outward folding window is arranged above a FIX window, the type of window of the present invention is not particularly limited.

As shown in FIG. 1, the step window of this embodiment has an upper frame 11, a lower frame 12, and a blind 15 fixed between the inner peripheral surfaces of left and right vertical frames 13 and 14 made of a metal material such as aluminum. It has a frame body 1 formed of a frame 1, an outward folding window 2 disposed above the blind 15, and a FIX window 3 disposed below the blind.

-Frame-
As shown in FIG. 2, the upper frame 11 of the frame body 1 has a prospective wall 11a having a groove (glass opening) 11d at the central position in the prospective direction, and is connected to an indoor end and an outdoor end of the prospective wall 11a. It has an indoor facing wall 11b and an outdoor facing wall 11c.

The lower frame 12 of the frame body 1 has a projected wall 12a, an indoor hollow wall 12b that stands up on the indoor side inner peripheral surface of the projected wall 12a, and a ridge 12c fixed to the outdoor side of the projected wall 12a. A glass opening 12d for holding a panel such as glass is formed between the hollow wall 12b and the ridge 12c.

As shown in FIGS. 3 and 4, the left and right vertical frames 13 and 14 of the frame 1 have the same cross-sectional shape as the upper frame 11, and have glass openings 13d and 14d at the center in the viewing direction. It has walls 13a, 14a, indoor facing walls 13b, 14b and outdoor facing walls 13c, 14c which are connected to the indoor end and the outdoor end of the expected walls 13a, 14a.

As shown in FIG. 2, the blind 15 of the frame 1 includes a main body 15a having a hollow cross-section, an indoor hollow wall 15b rising on the upper surface of the main body 15a on the indoor side, and fixed to the upper surface of the main body 15a on the outdoor side. The main body part 15a has a glass opening 15d on the lower surface.

-Upper window (window that swings outward)-
As shown in FIGS. 2 and 3, the outward folding window (upper window) 2 arranged above the frame 1 is constructed by assembling an upper frame 211, a lower frame 212, and left and right vertical frames 213 and 214 in four circles. A shoji 22 is provided on the inner periphery of the window frame 21, which is made up of an upper stile 221, a lower stile 222, and left and right vertical stile 223, 224 arranged in four circumferences, and a panel 225 such as glass is arranged on the inner periphery. ing.

The outward-folding window 2 has an upper frame 211 on the lower (inner circumferential) surface of the upper frame 11 of the frame body 1, and a lower frame 212 of the outward-folding window 2 on the upper surface of the blind 15 of the frame body 1. The left and right vertical frames 213 and 214 of the outward folding window 2 are fixed to the inner peripheral surfaces of the left and right vertical frames 13 and 14 of the frame body 1 by fixing means such as screws, respectively, and are placed above the step window. has been done.

The lower stile 222 of the shoji 22 is supported by the hinge 7 with respect to the lower frame 212 of the shoji 22 so that it can tilt toward the outdoor side, and the left and right vertical frames 213 and 214 of the window frame 21 and the left and right sides of the shoji 22 A damper 6 is arranged between the vertical frames 223 and 224 to assist in opening and closing the shoji 22 by tilting it outward.
Further, the upper frame 211 of the window frame 21 and the upper stile 221 of the shoji 22 are linked by an operator (opening/closing auxiliary member) 5 for opening and closing the shoji 22 by flipping it outward.

-Lower window (FIX window)-
As shown in FIGS. 2 and 4, the FIX window (lower window) 3 placed below the frame 1 has a glass opening 15d on the lower surface of the blind 15 of the frame 1 and a lower frame 12 of the frame 1. A panel 35 made of glass or the like is fitted and held on the inner periphery of the formed glass opening 12d and the glass openings 13d, 14d of the left and right vertical frames 13, 14 of the frame body 1.

A setting block 121 is arranged within the glass opening 12d of the lower frame 12 and supports the panel 35 via a buffer member, and a backup material and a sealing material are arranged between each frame and the panel 35. ing.

As described above, in the step window of this embodiment, the outward folding window 2 is arranged as the upper window, and the FIX window 3 is arranged as the lower window, but the shoji 22 is The hollow structure of the glass frontage increases strength and improves fire protection performance. In addition, ample sunlight is ensured.
The configuration for improving fire protection performance will be further described below.

- Upper frame of external folding window, upper stile -
As shown in FIG. 5A, the upper frame 211 of the window frame 21 includes a prospective wall 211a, an indoor facing wall 211b connected to the indoor end of the prospective wall 211a, and an outdoor facing wall 211b of the prospective wall 11a. It has an outdoor leg portion 211c provided on the outer circumferential surface, and an airtight material s211 is held on the outer circumferential side of the outdoor leg portion 211c.

The upper frame 211 of the window frame 21 is in a state where the outer circumferential end of the indoor facing wall 211b and the airtight material s211 of the outdoor leg portion 211c are in contact with the lower (inner circumferential) surface of the upper frame 11 of the frame body 1. It is fixed by fixing means b such as screws.

The upper frame 211 of the window frame 21 fixed to the lower surface of the upper frame 11 has an airtight material s1 that comes into contact with the upper stile 221 of the shoji 22 on the lower end indoor side surface of the interior facing wall 211b, and also Below the outer end, the shoji 22 has a water section s2 located on the outside of the room rather than the outside side of the upper stile 221.

A back plate 211d having a substantially L-shaped cross section is disposed from the indoor side lower surface of the expected wall 211a of the upper frame 211 to the outdoor side surface of the indoor side facing wall 211b, and is fixed to the expected wall 211a with screws. A frame side member 51 of the operator 5 is fastened together with a back plate 211d to the indoor side surface of the inner facing wall 211b.

On the other hand, the upper stile (horizontal stile) 221 of the shoji 22 includes a main body part 221a having a hollow cross section, a glass frontage wall 221b having a hollow cross section integrally formed on the indoor side inner periphery of the main body part 221a, and It has a glass frontage wall 221c having a hollow cross section integrally formed on the inner periphery of the outdoor side.
A glass frontage 221d is formed by the glass frontage wall 221b on the indoor side and the glass frontage wall 221c on the outdoor side, and the panel 225 is held in the glass frontage 221d via a backup material and a sealing material.

A heating expansion material holder 221e is formed on the indoor side upper surface of the main body portion 221a of the upper stile 221, and a heating expansion material f is arranged in the heating expansion material holder 221e.
A shoji-side member 52 of the operator 5 is fixed to the indoor side surface of the glass frontage wall 221b on the indoor side of the upper stile 221 using a back plate 221f by fixing means such as screws.

-Bottom frame of external folding window, lower stile-
As shown in FIG. 6, the lower frame 212 of the window frame 21 includes a prospective wall 212a, an indoor side leg portion 212b provided on the indoor side outer periphery of the prospective wall 212a, and an outdoor side leg portion 212b provided on the outdoor side outer periphery of the prospective wall 212a. It has leg portions 212c and an indoor side facing wall 212d that stands up on the indoor side inner circumferential surface of the expected wall 212a, and an airtight material s212 is held on the outdoor side leg portions 212c.

In the lower frame 212 of the window frame 21, the outer peripheral end of the indoor leg part 212b and the airtight material s212 of the outdoor leg part 212c are in contact with the upper surface of the indoor hollow wall 15b and the ridge 15c of the blind 15 of the frame body 1, respectively. While in contact with each other, they are fixed by fixing means b such as screws.

The lower frame 212 fixed to the upper surface of the blind wall 212 has an airtight material s3 that contacts the lower stile 222 of the shoji 22 on the upper end of the indoor facing wall 212d, and has a hinge on the upper surface of the facing wall 212a. 7 frame side pieces 71 are fixed.

On the other hand, the lower stile 222 of the shoji 22, like the upper stile 221, includes a main body part 222a having a hollow cross section, a glass frontage wall 222b having a hollow cross section integrally formed on the indoor side inner periphery of the main body part 222a, and a main body part 222a having a hollow cross section. A glass frontage wall 222c having a hollow cross section is integrally formed on the indoor side inner circumference of the portion 222a.
A glass frontage 222d is formed by the glass frontage wall 222b on the indoor side and the glass frontage wall 222c on the outdoor side. A setting block 222f is disposed in the glass frontage 222d, and supports the panel 25 via a buffer member. The panel 25 is held through a backup material and a sealing material.

A heat-expandable material holder 222e is formed on the lower indoor side of the main body portion 222a of the lower stile 222, and a heat-expandable material f is arranged in the heat-expandable material holder 222e.
A stile side piece 72 of the hinge 7 is fixed to the lower surface of the main body portion 222a of the lower stile 222.

- Vertical frame of external folding window, vertical stile -
As shown in FIG. 7, the left vertical frame 213 of the window frame 21 has an expected wall 213a, an indoor leg portion 213b connected to the indoor end of the expected wall 213a, and an outdoor outer peripheral surface of the expected wall 213a. It has an outdoor side leg part 213c provided and an indoor side facing wall 213d extending in the inner circumferential direction from the indoor side inner circumferential surface, and an airtight material s213 is held on the outdoor side leg part 213c. .

The left vertical frame 213 of the window frame 21 is fixed with screws etc. with the outer circumferential end of the indoor leg 213b and the airtight material s213 of the outdoor leg 213c in contact with the inner circumferential surface of the left vertical frame 13 of the frame body 1. It is fixed by the fixing means b.

The left vertical frame 213 of the window frame 21 fixed to the inner circumferential surface of the left vertical frame 13 has an airtight material s4 that abuts the left vertical frame 223 of the shoji 22 on the inner circumferential end of the indoor facing wall 213d and on the outdoor side surface of the room. At the same time, a heating expansion material f is arranged adjacent to the airtight material s4.

One end 81 of the damper 8 is fixed to the inner circumferential surface of the facing wall 213a of the left vertical frame 213 by fixing means such as screws, and the thermal expansion that expands in the event of a fire extends from the facing wall 213a to the indoor facing wall 213d. A shielding plate 213f that protects the damper 8 from the material f is fastened together with one end 81 of the damper 8.

On the other hand, the left vertical stile (vertical material) 223 of the shoji 22 has a main body part 223a having a hollow cross section, an indoor side ridge 223b attached to the indoor side inner periphery of the main body part 223a, and an indoor side rim 223b attached to the indoor side inner periphery of the main body part 223a. It has an outdoor side rib 223c to be attached, and an outdoor side facing wall 223d extending in the outer circumferential direction from the outer peripheral side indoor end of the main body portion 223a.
A glass opening 223e is formed by the indoor side rib 223b and the outdoor side rib 223c, and the panel 25 is held in the glass opening 223e via a backup material and a sealing material.
The other end 82 of the damper 8 is fixed to the outdoor outer circumferential surface of the main body portion 223a with fixing means such as screws.

Note that the right vertical frame 214 of the window frame 21 and the right vertical stile 224 of the shoji 22 are the same as the left vertical frame 213 of the window frame 21 and the left vertical stile 223 of the shoji 22, so a description thereof will be omitted.

As described above, the upper window (outward folding window) 2 of the step window of this embodiment has the glass frontage of the opposing upper stile 221 and lower stile 222 of the stile materials constituting the shoji 22 facing toward the hollow indoor side. Since the glass frontage walls (221b, 221c) are formed by integrally providing the glass frontage wall on the outside and the glass frontage wall on the outside side in the main body of the frame material, as shown in Fig. 5(b), the glass frontage walls (221b, 221c) The inner side 221i, 221j of the glass frontage wall can be maintained even if the outer side 221g, 221h of the panel is exposed to flame, and in particular, the glass frontage 221d of the upper stile 221, which is easily affected by flames in the event of a fire, disappears. It is possible to prevent objects from falling.

In addition, since the glass frontage wall is formed by integrally forming the hollow part, it has high strength, and auxiliary fittings for opening and closing the shoji (operator's shoji side member) etc. can be fixed to the glass frontage wall. The width of the stile material can be reduced, allowing for a wide lighting area.
Furthermore, since the opposing frame materials can be formed from a common frame material, processing is easy.

-Arrangement of heating expansion material-
In the outward folding window 2, a heat-expandable material may be placed within the glass opening of a vertical stile in which the glass opening is formed by a ribbed edge.
Specifically, in the outward folding window 2 of the step window of this embodiment, as shown in FIG. ing.
In addition, in the outward folding window 2 of this embodiment, the panel 25 may be held by flame-retardant or non-combustible gaskets g, g with respect to the glass frontage.

In the outward folding window 2 of this embodiment, the indoor side rib 223b and the outdoor side rib 223c forming the glass frontage 223e of the vertical stile are connected to the inner wall k, the inner wall n extending from the panel side of the inner wall in the outer circumferential direction, and the inner wall n extending from the panel side of the inner wall to the outer circumferential direction. It has an outer wall m extending in the outer circumferential direction from the side opposite to the panel of the peripheral wall k, and a hollow glass frontage wall is formed by engaging the inner wall m and the outer wall n with the main body portion 223a of the left vertical stile 223.

In the event of a fire, as shown in FIG. 8(b), the heating expansion material f223 placed on the bottom of the glass opening 223e expands and densely fills the glass opening 223e of the left vertical stile 223, thereby opening the glass opening 223e. Intrusion of flame and heat into 223e can be suppressed. Furthermore, even if the indoor side ridge 223b or the outdoor side ridge 223c is deformed due to heat, the engagement between the main body 223a of the left stile 223 and the inner wall n of the indoor side ridge 223b and the outdoor side ridge 223c is maintained, and the glass It is possible to maintain the function of the frontage and improve fire protection performance.

In addition, the heating expansion material f placed on the outdoor side surface of the indoor side facing wall 213d of the left vertical frame 213 expands, and the indoor side facing wall 213d of the left vertical frame 213 and the left vertical stile 223 of the shoji 22 are connected to each other. It is possible to close the gap that occurs between the windows and suppress communication between the indoor and outdoor areas at the vertical frame portion of the outward-folding window 2.

At this time, since the shielding plate 213f is arranged from the left vertical frame prospective wall 213a of the left vertical frame 213 of the window frame 21 to the indoor side facing wall 213d, the damper 8 is wrapped by the expanded heat-expandable material f. It is possible to smoothly discharge oil leaking from the damper 8 and suppress the spread of fire due to ignition of the oil.

Further, the indoor side ridge 223b and the outdoor side ridge 223c forming the glass frontage of the vertical stile (left vertical stile) 223 hold a gasket on the panel side of the inner peripheral wall k, for example, as shown in FIG. 9(a). A holding part p is formed, and an engaging part q to the main body part 223a of the left vertical stile 223 is formed on the outer wall m, and the glass frontage 223e is formed by engaging with the main body part 223a of the left vertical stile 223. good.

In the event of a fire, as shown in FIG. 9(b), the heating expansion material f223 fills the glass opening 223e of the left stile 223, thereby suppressing the intrusion of flame and heat into the glass opening 223e. It is possible to maintain the functionality of the glass frontage.

In addition, in the outward folding window 2 of the step window of this embodiment, as shown in FIG. You can leave it there.

By disposing the heat-expandable material f222 within the glass frontage 222d of the lower stile 222, in the event of a fire, the heat-expandable material f222 expands and fills the glass frontage 222d of the lower stile 222, as shown in FIG. , it is possible to suppress flame and heat from entering into the glass frontage 222d, and the function of the glass frontage can be maintained.

In addition, the heat-expandable material f placed on the upper surface of the upper stile 221 on the indoor side of the shoji 22 expands to close the gap created between the inner peripheral surface of the upper frame 211 and the upper stile 221 of the shoji 22, and The heating expansion material f arranged on the lower surface of the lower stile 222 on the indoor side of the shoji 22 expands and closes the gap created between the inner circumferential surface of the lower frame 212 and the lower stile 222 of the shoji. It is possible to suppress communication between indoor and outdoor areas at the upper frame portion and the lower frame portion.

As described above, the upper window (outside-folding window) 2 of the step window of this embodiment prevents fires by arranging a thermally expandable material within the glass frontage of the vertical stile formed by the indoor side ribbed edge and the outdoor side ribbed edge. At times, the heat-expandable material expands, which can prevent the indoor side rim and the outdoor side rim from falling off, and the function as a glass frontage can be maintained for as long as possible.

In addition, in the outward folding window of the above embodiment, the glass frontages of the upper and lower stiles are formed by integrally forming the glass frontages of the left and right stiles, and the glass frontages of the left and right stiles are formed by both embossed edges. The glass frontage of the upper and lower frames may be formed by both ribs.
For example, when the frame material of a shoji door is provided with metal fittings to assist in opening and closing the shoji door, the glass frontage of the frame material to which the metal fittings to assist in opening and closing may be fixed may be integrally formed.

In addition, in the shoji, the glass frontage of the larger stile material of the vertical stile and horizontal stile may be formed by integral formation, and the glass frontage of the smaller stile material may be formed by both sills. By integrally forming the glass frontage of the material, it is possible to improve the ability to hold the panel, including in the event of a fire.

In addition, the heat-expandable material provided on the outer peripheral surfaces of the upper and lower frames may be provided on the inner peripheral surfaces and facing surfaces of the upper and lower frames, as long as the space between the frame and the shoji can be closed. The heating expansion material provided on the vertical frame may be provided on the left and right vertical frames of the shoji.

Furthermore, the window type of the present invention is not limited to outward-folding windows, but can be applied to all window types. Further, the shoji opening/closing assisting member is not limited to the operator of the outward folding window, but may be any member related to opening/closing the shoji, such as a handle or a locking device.
In addition, it goes without saying that the above embodiments do not limit the invention described in the claims, but are treated as illustrative examples.

21: Window frame 22: Shoji 221: Upper stile (horizontal material)
221a: Main body 221b: Glass frontage wall 221c: Glass frontage wall 221d: Glass frontage 5: Operator (opening/closing auxiliary member)

Claims (1)

Equipped with a shoji screen made of horizontal stiles and vertical stiles arranged around the four sides,
One of the horizontal stile and the vertical stile has a glass frontage formed by integrally forming a hollow glass frontage wall on the indoor side inner periphery and the outdoor side inner periphery of the main body, and the other side A glass frontage is formed by engaging the ridges on the inner periphery on the inside and the inner periphery on the outdoor side.
A window with an opening/closing auxiliary member fixed to the glass frontage wall on the indoor side to assist in opening and closing the shoji.

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