JP2021169748A - Fitting - Google Patents

Abstract

To provide a fitting with enhanced fire protection function.SOLUTION: A fitting A includes a panel material 1, left and right vertical frames 2a, 2b, an upper frame, a lower frame 2d, a first heating foam material 3, and a second heating foam material 4. Each of the left and right vertical frames 2a, 2b, the upper frame, and the lower frame 2d has a panel accommodation part; the panel material 1 is installed to the panel accommodation parts in a receptacle manner, the first heating foam material 3 is installed from one end to the other inside the panel accommodation part of each frame; and the second heating foam material 4 is shorter than the first heating foam material 3, installed at the one end and the other end of the panel accommodation part of either frame, respectively, and installed in a position to foam toward the same space as the space where the first heating foam material 3 foams.SELECTED DRAWING: Figure 3

Description

The present invention relates to fittings.

As a fitting, a sash window supported so as to surround a panel material with a frame is known, such as the FIX window described in Non-Patent Document 1 below.

The FIX window described on pages 566 and 567 of the catalog "Building Sash General Catalog STB0604A" published by Sankyo Tateyama Co., Ltd. in November 2019.

In this fitting, the frame is deformed due to the high heat generated in the event of a fire, causing the panel material to fall off, or the gap between the frame and the panel material becomes large, causing flame intrusion and air inflow, which causes the flame to spread. There is a risk of this occurring, and for this reason, fittings with enhanced fire protection functions have been sought.

In order to solve the above-mentioned problems, the fitting according to claim 1 includes a panel material, a left and right vertical frame, an upper frame, a lower frame, a first heated foaming material, and a second heated foaming material, and is provided on the left and right. The vertical frame, the upper frame, and the lower frame each have a panel accommodating portion, the panel material is swallowed and attached to the panel accommodating portion, and the first heated foaming material is inside the panel accommodating portion of each frame. The second heated foaming material is shorter than the first heated foaming material, and is provided at one end and the other end in the panel accommodating portion of either frame, respectively. (1) It is characterized in that it is attached at a position where it foams toward the same space as the space where the heated foam material foams.

The present invention can provide a fitting having an enhanced fire protection function by the above configuration.

It is a front view seen from the room side which shows the embodiment of the joinery which concerns on this invention. It is sectional drawing (2)-(2) of FIG. 1, and is shown by omitting the middle part. It is sectional drawing (3)-(3) of FIG. 1, and is shown by omitting the middle. It is the upper enlarged view of FIG. It is a block diagram which shows the arrangement structure of the 1st heat foaming material and the 2nd heat foaming material. It is sectional drawing which shows the other arrangement composition of the 2nd heat foaming material. It is a block diagram which shows the arrangement structure of the 1st heat foaming material and the 2nd heat foaming material. It is an action diagram which shows the fire protection action of the fitting which concerns on this invention, (a) shows a normal state, (b) shows the time of heating. It is a comparative view of the state in which the frame of the fitting of the present invention and the fitting of the conventional structure is extended, and (a-1) and (a-2) show the fitting of the conventional structure, and (b-1), ( b-2) shows the fittings of this embodiment.

Hereinafter, the fitting A of the embodiment according to the present invention will be described with reference to the drawings.
In the following description, the same reference numerals in different figures indicate parts having the same function, and duplicate description in each figure will be omitted as appropriate.

[Structure of fittings]
As shown in FIGS. 1 to 3, the fitting A shown in the present embodiment is a FIX window that is fitted and fixed in the opening B1 of the skeleton B.
The fitting A is a front-shaped panel material 1 surrounded by a frame body 2 and supported, and the frame body 2 is provided with a first heated foaming material 3 and a second heated foam material 4 that are foamed by heat generated by a fire. Have been placed.
As shown in FIG. 2, the panel material 1 has a multi-layer structure, and the heat-resistant crystallized glass material 1a arranged on the indoor side so as to face each other via the spacer 10 and the sealing material 11 and the chamber. It is composed of a Low-E glass material 1b arranged on the outside.

[Frame configuration]
As shown in FIGS. 1 to 3, the frame body 2 includes a left vertical frame 2a and a right vertical frame 2b that support the left and right sides of the panel material 1, and an upper frame 2c and a lower frame that support the upper and lower sides of the panel material 1. It is configured by connecting 2d.
As shown in FIGS. 2 and 3, the left vertical frame 2a, the right vertical frame 2b, the upper frame 2c, and the lower frame 2d are fixed to the prospective surface B10 of the opening B1 of the skeleton B by an anchor.
The left vertical frame 2a, the right vertical frame 2b, the upper frame 2c, and the lower frame 2d are provided with panel accommodating portions 20a, 20b, 20c, and 20d that swallow and support the periphery of the panel material 1.
The panel accommodating portions 20a, 20b, 20c, and 20d are spaces formed in a concave shape with the inner peripheral side open, and chambers are provided in each of the left vertical frame 2a, the right vertical frame 2b, the upper frame 2c, and the lower frame 2d. The ridge 5 is attached from the outside.
The panel material 1 swallowed by such panel accommodating portions 20a, 20b, 20c, 20d is fixed by the backup material 13 and the sealing material 12.
A setting block 14 is arranged in the panel accommodating portion 20d of the lower frame 2d, and the panel material 1 swallowed by the panel accommodating portion 20d is placed on the setting block 14.

[Arrangement configuration of the first heated foaming material and the second heated foaming material]
As shown in FIGS. 1 to 3, the first heated foaming material 3 is attached to the prospective surfaces 21a, 21b, 21c, 21d on the inner peripheral side of the panel accommodating portions 20a, 20b, 20c, 20d, respectively. ..
The first heated foam material 3 has a long strip shape, and is arranged over the entire length from one end to the other end of the prospective surfaces 21a, 21b, 21c, 21d of the panel accommodating portions 20a, 20b, 20c, 20d. There is.
As shown in FIG. 9 (b-1), the first heated foaming material 3 having such an arrangement configuration foams when the fitting A is heated in the event of a fire, and the panel accommodating portions 20a, 20b, 20c. By filling the space in 20d, the gap S1 between the panel material 1 and the frame body 2 can be closed.

As shown in FIGS. 1 to 5, the second heated foaming material 4 is laminated on the prospective surface 30 on the inner peripheral side of the first heated foaming material 3.
As shown in FIGS. 1 and 5, the second heated foam material 4 has a strip-like shape formed to have a shorter length in the longitudinal direction than the first heated foam material 3, and the left and right vertical frames 2a and 2b are formed in the longitudinal direction. It is arranged at a position facing the prospective surface 10a of the heat-resistant crystallized glass material 1a as a direction along the longitudinal direction of the left and right vertical frames 2a and 2b and the upper frame 2c from the upper corner portion 200 in which the upper frame 2c is connected to the upper frame 2c. ing.
As shown in FIGS. 8 (b) and 9 (b-1), the second heated foam material 4 having such an arrangement configuration has upper corners of the left and right vertical frames 2a and 2b and the upper frame 2c due to heat during a fire. Even when local deformation occurs around the portion 200, the second heated foaming material 4 foams to fill the panel accommodating portions 20a, 20b, and 20c enlarged by the deformation around the upper corner portion 200. The gap S enlarged by the deformation around the upper corner portion 200 can be closed.
Further, since the second heated foam material 4 is arranged so as to face the prospective surface 10a of the heat-resistant crystallized glass material 1a, as shown in FIG. 8B, the Low-E glass material on the outdoor side in the event of a fire. Even if a large space is created in the panel accommodating portions 20a, 20b, 20c due to cracking or falling off of 1b, the space can be closed by the foamed second heated foam material 4.

[Other arrangement of the second heated foaming material]
As another arrangement configuration of the second heated foam material 4, as shown in FIGS. 6 and 7, a configuration in which the second heated foam material 4 is arranged so as to be adjacent to the first heated foam material 3 in the prospective direction can be mentioned.
The second heated foam material 4 of this example has heat resistance along the longitudinal direction of the left and right vertical frames 2a, 2b and the upper frame 2c from the upper corner portion 200 in which the left and right vertical frames 2a and 2b and the upper frame 2c are connected. It is arranged at a position facing the prospective surface 10a of the crystallized glass material 1a.
Even if the second heated foam material 4 having such an arrangement configuration causes deformation around the upper corner portion 200 of the left and right vertical frames 2a and 2b and the upper frame 2c due to the heat of a fire, the upper corner portion is formed by foaming. The panel accommodating portions 20a, 20b, and 20c enlarged by the deformation around 200 can be filled, and the gap S enlarged by the deformation around the upper corner portion 200 can be closed.
Further, since the second heated foam material 4 is arranged so as to face the prospective surface 10a of the heat-resistant crystallized glass material 1a, as shown in FIG. 8B, the Low-E glass material on the outdoor side in the event of a fire. Even if a large space is created in the panel accommodating portions 20a, 20b, 20c due to cracking or falling off of 1b, the space can be closed by the foamed second heated foam material 4.

The arrangement configuration of the second heated foam material 4 is not limited to the illustrated configuration, but is arranged only on the upper frame 2c side of the upper corner portion 200, or on the left and right vertical frames 2a and 2b side of the upper corner portion 200. It may be configured to arrange only.
Further, the arrangement configuration of the second heated foam material 4 may be such that the second heated foam material 4 is arranged not only on the upper corner 200 side but also on the lower corner side, and the left and right vertical frames 2a are also arranged on the lower corner side. 2b and the lower frame 2d, or one of them.

[Explanation of fire protection of fittings]
Next, the fire protection action of the fitting A having the above-described configuration will be described with reference to FIGS. 8 and 9.
The fitting A described here is a fitting A in which the second heated foaming material 4 is superposed on the first heated foaming material 3.
9 (a-1) and 9 (a-2) show a fitting a having a conventional structure without a heated foaming material, and FIGS. 9 (b-1) and 9 (b-2) show a first heated foaming material. The fitting A of this embodiment which includes 3 and the 2nd heat foaming material 4 is shown.
The panel material 1 used for the fitting a of the conventional structure is made of the same material and the same structure as the panel material 1 of the fitting A of the present embodiment, and is attached to the frame 2 with the same structure. ..
8 (a), 9 (a-1), and 9 (b-1) show the normal state, and FIGS. 8 (b), 9 (a-2), and 9 (b-2) show the normal state. ) Indicates the state of being heated at the time of fire.

In the event of a fire, as shown in FIGS. 8 (b), 9 (a-2), and 9 (b-2), heat elongation occurs in the frame body 2, and the left and right frame bodies 2a and 2b and the upper frame The circumference of the upper corner portion 200 with respect to 2c is deformed in the diagonal extension direction (obliquely upward in the drawing), and the panel accommodating portions 20a, 20b, and 20c are enlarged along with the deformation around the upper corner portion 200.
At this time, as shown in FIG. 8B, the Low-E glass material 1b on the outdoor side of the panel material 1 has fallen off from the frame 2 due to destruction due to thermal expansion during a fire.
Further, since the heat-resistant crystallized glass material 1a on the indoor side does not thermally expand in the event of a fire, it does not break like the Low-E glass material 1b and remains supported by the frame 2, but the upper corner portion Due to the deformation around 200, the gap S1 between the periphery of the panel material 1 and the panel accommodating portions 20a, 20b, 20c is expanded around the upper corner portion 200 to generate a large gap S.

At the time of a fire, as shown in FIG. 9A-2, the fitting a having the conventional structure cannot suppress the invasion of disaster due to the fire from the enlarged gap S and the spread of the flame due to the inflow of air.
As shown in FIGS. 8 (b) and 9 (b-2), the fitting A of the present embodiment has the first heated foaming material 3 and the second heated foam material 3 and the second due to the heat of the fire, as opposed to the fitting a having the conventional structure. The heat foaming material 4 foams and fills the panel housing portions 20a, 20b, 20c, and 20d.
The foamed first heated foaming material 3 fills the panel accommodating portions 20a, 20b, 20c, 20d to fill the gap S1 between the periphery of the panel accommodating portion 1 and the panel accommodating portions 20a, 20b, 20c, 20d. Close.
Further, the foamed second heated foam material 4 fills the panel accommodating portions 20a, 20b, and 20c around the upper corner portion 200 to close the enlarged gap S around the upper corner portion 200.

That is, in the fitting A of the present embodiment, the first heated foaming material 3 and the second heated foaming material 4 can close the gap S1 between the panel material 1 and the panel accommodating portions 20a, 20b, 20c by foaming. , The enlarged gap S around the upper corner portion 200 can be closed.
Therefore, the fitting A of the present embodiment has a high fire protection function, and can prevent the invasion of disaster due to the fire from the gap S1 and the enlarged gap S and the spread of the flame due to the inflow of air.

Although the fitting A of the embodiment according to the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to these embodiments and does not deviate from the gist of the present invention. Even if there is a change in the design of the above, it is included in the present invention.

Further, each of the above-described embodiments can be combined by diverting the technologies of each other as long as there is no particular contradiction or problem in the purpose and configuration thereof.

A: Joinery a: Joinery of conventional structure B: Frame B1: Opening B10: Expected surface 1: Panel material 1a: Heat-resistant crystallized glass material 1b: Low-E glass material 10a: Expected surface 10: Spacer 11: Encapsulant 12 : Sealing material 13: Backup material 14: Setting block 2: Frame body 2a: Left vertical frame 2b: Right vertical frame 2c: Upper frame 2d: Lower frame 20a: Panel accommodating part 20b: Panel accommodating part 20c: Panel accommodating part 20d: Panel accommodating part 21a: Expected surface 21b: Expected surface 21c: Expected surface 21d: Expected surface 200: Upper corner part 3: First heated foam material 30: Expected surface 4: Second heated foam material S: Gap S1: Gap

Claims (1)

A panel material, a left and right vertical frame, an upper frame, a lower frame, a first heated foaming material, and a second heated foaming material are provided, and the left and right vertical frames, the upper frame, and the lower frame are respectively housed in panels. The panel material has a portion, and the panel material is swallowed and attached to the panel accommodating portion, and the first heated foaming material is attached from one end to the other end in the panel accommodating portion of each frame, and the second heated foaming material is attached. Is shorter than the first heated foaming material, is provided at one end and the other end of the panel accommodating portion of either frame, and foams toward the same space as the first heated foaming material. Joinery characterized by being mounted in position.

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