JPH0932437A - Sash with shutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the possibility of entering of flame and smoke from a gap between an opening and a sash frame arid prevent the spreading fire of buildings through the opening even when a fire occurs in the neighborhood. SOLUTION: Regarding a sash A with a shutter, a sash frame 3 is fitted to the opening 2 of a body wall 1 at a space. A shutter frame 7 which consists of a shutter box 8, a shutter vertical frame 10 and a shutter bottom frame 9 is arranged between the opening 2 and the sash frame 3. The indoor portion of the shutter box 8 is inserted in between the upper end of the opening 2 and the upper end of the sash frame 3. A fireproof plate 17 is mounted on the indoor face of the shutter box 8. The shutter vertical frame 10 and the shutter bottom frame 9 are attached to be set in the outdoor face of the body wall 1. Mortar 38 is filled in a space formed between the opening 2 and the sash frame 3 on the indoor side of the shutter vertical frame 10 and the shutter bottom frame 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sash with a shutter having a fireproof structure.

[0002]

2. Description of the Related Art The structure of a sash with a shutter, in which a shutter frame is attached to the inner circumference of an opening formed in a wall and a sash frame is fitted to the inner circumference of the shutter frame, is actually developed.
No. 137098. According to this, since the expected size of the sash becomes smaller than that in which the shutter frame and the sash frame are attached to the outdoor side surface of the wall, not only the appearance is good, but the shutter frame and the sash frame are assembled in advance in the factory, Since it suffices to fit this on the wall at the site, there is an advantage that the construction is simplified.

By the way, studies have been conducted on the sash frame to improve the fireproof performance, and various fireproof sashes have been provided, but as the shutter frame, such a fireproof sash is commercially available. Absent. Therefore, when a fire occurs, in the above-described conventional sash structure, the shutter frame may be melted or damaged, and fire smoke may enter through the gap between the sash frame and the wall, and the building may spread.

[0004]

SUMMARY OF THE INVENTION According to the present invention, even if the shutter frame is damaged, there is no concern that fire smoke will enter through the gap between the opening and the sash frame, and the spread of the building from the opening can be prevented. The purpose is to provide a sash with a shutter that can be used.

[0005]

The present invention relates to a sash with a shutter. The sash frame is fitted to the inner circumference of the opening formed in the body wall with a gap. A shutter frame is arranged between the peripheral surface of the opening and the outer periphery of the sash frame. The shutter frame is composed of a shutter box, left and right shutter vertical frames, and a shutter lower frame that are assembled into a quadrangle.

The indoor side of the shutter box is inserted between the upper end of the opening and the upper end of the sash frame. A fireproof plate is attached to the indoor side of the shutter box. The shutter vertical frame and the shutter lower frame are attached so that the indoor side surface of the shutter vertical frame and the shutter lower frame does not sink in from the outdoor side surface of the body wall. Mortar is filled in the space formed between the peripheral surface of the opening and the outer periphery of the sash frame on the indoor side of the shutter vertical frame and the shutter lower frame.

Positioning fins are provided so as to abut the outdoor side surface of the sash frame on the inner peripheral side surfaces of the shutter vertical frame and the shutter lower frame, and the shutter box has a connecting portion provided on the fireproof plate on the body wall and the sash frame. It is a desirable structure to be connected and fixed.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a sash with a shutter A, in which an sash frame 3 made of an aluminum extrusion mold member is arranged in an opening 2 formed in a frame wall 1 made of RC, and the inner periphery thereof is provided. A glass shoji (not shown) and a screen door are fitted so as to be openable and closable. Sash frame 3 is sash upper frame 4, sash lower frame 5
And the left and right sash vertical frames 6 are assembled in a quadrangle, and are fitted with a slight distance from the peripheral surface of the opening 2.

A shutter frame 7 is attached to the outdoor side of the skeleton wall 1 between the peripheral surface of the opening 2 and the outer periphery of the sash frame 3. The shutter frame 7 is configured by assembling a shutter box 8, a shutter lower frame 9, and left and right shutter vertical frames 10 into a quadrangle, and accommodates slats 11 wound inside the shutter box 8. The shutter frame 7 and the sash frame 3 are selected from among several kinds of standard products according to the size of the opening 2 and the type of the sash, and are assembled in the factory in advance. Be fitted.

As shown in FIG. 2, the shutter box 8 has a storage frame 12 having a U-shaped cross section surrounding the upper surface, the lower surface and the back surface of the rolled up slat 11, and a cover detachably attached to the front surface of the storage frame 12. 13 and cover 1
Slat 1 is provided between the lower end of 3 and the lower end of the storage frame 12 on the outdoor side.
A slat sliding opening 14 for raising and lowering 1 is formed. Therefore, the core 13 of the slat 11 can be easily inspected and repaired by removing the cover 13 from the outdoors. In addition, a fitting recess 15 into which the upper half of the sash upper frame 4 is fitted is formed on the lower surface of the storage frame 12 on the indoor side, and overhang fins 16 are formed on the upper surface of the storage frame 12 facing upward.

A fireproof plate 17 made of steel is provided on the inner side surface of the storage frame 12.
Are polymerized over the entire surface. First from the top of the fire plate 17
The connecting portion 18 of is formed by bending in the indoor direction,
The second connecting portion 19 is formed by bending in the outdoor direction from the lower end. Then, the sash upper frame 4 is fitted in the fitting recess 15, and the outdoor side surface of the sash upper frame 4 is brought into contact with the outdoor side surface of the fitting recess 15 to position the second sash on the upper surface of the sash upper frame 4.
The shutter box 8 and the sash upper frame 4 are joined by superposing the connecting portions 19 of and fixing with screws.

The shutter lower frame 9 is, as shown in FIG.
Having a hollow body 20 whose upper surface inclines downward in the outdoor direction,
The positioning fins 21 are formed upright from the upper surface of the indoor side end portion. The hollow main body 20 is protruded inward from the lower end of the end surface on the indoor side, and the tip thereof is drooped to form the protruding fin 16a. In addition, an L-shaped short metal fitting 22 is superposed on the inner side surface of the hollow main body 20 and the upper surface of the base of the protruding fin 16a by screwing.

The sash lower frame 5 is arranged on the upper surface of the shutter lower frame 9. Locking fins 23 project from the lower surface of the sash lower frame 5 toward the outdoor, and the locking fins 23 are brought into contact with the indoor side surfaces of the positioning fins 21 to position the sash lower frame 5 and the shutter lower frame 9 inward and outward. It Also,
A substantially L-shaped locking metal fitting 24 is attached to the lower surface of the sash lower frame 5 so that one side thereof hangs down and is movable in the longitudinal direction of the sash lower frame 5.

The shutter vertical frame 10 has an estimated size (dimension in the indoor / outdoor direction) smaller than the expected size of the shutter box 8. As shown in FIG. The outdoor side frame 26 is detachably attached to the outdoor side surface. Vertical frame body 2
An indoor side guide piece 27 is integrally formed along the height direction on the inner peripheral surface of the inner peripheral surface of 5, and an outdoor side guide piece 28 is formed on the inner peripheral surface of the outdoor side frame 26 toward the outdoor side along the height direction. Is
The indoor guide pieces 27 and the outdoor guide pieces 28 form guide rails 29 for guiding both side ends of the slat 11. As shown in FIG. 2, the upper end of the guide rail 29 is aligned with the slat sliding opening 14 of the shutter box 8. Since this guide rail 29 can be separated into an indoor guide piece 27 and an outdoor guide piece 28, if the slat 11 is pushed from the indoor side even if the shutter is closed in an emergency such as a fire, the outdoor side frame 26 Is detached from the vertical frame body 25, and the slat 11 can be easily opened in the outdoor direction.

As shown in FIG. 4, the fins 16 projecting toward the outer periphery on the inner edge of the outer peripheral side surface of the vertical frame body 25 toward the interior.
b is formed. Further, a flange 30 is formed so as to project inward in an inner peripheral direction on an inner peripheral side intermediate portion of an inner peripheral side surface of the vertical frame main body 25, and a positioning fin 21 ′ is formed on an indoor side surface of the flange 30. On the indoor side surface of the vertical frame body 25, a short mounting metal fitting 22 'is attached at an appropriate position in the height direction. The inner peripheral side end of the mounting member 22 'is bent in the outdoor direction, and the outer peripheral side end is bent in the indoor direction.

The sash vertical frame 6 is arranged on the inner peripheral side of the vertical frame body 25. The outdoor side end of the sash vertical frame 6 contacts the positioning fins 21 ′ of the vertical frame body 25 and is positioned inward and outward, and the outer peripheral side surface of the sash vertical frame 6 is attached to the mounting bracket 22 ′.
It is positioned in the width direction by abutting on the inner peripheral side end of the. Further, at the outer peripheral side end portion of the sash vertical frame 6, the mounting bracket 2
A short flat plate-like locking metal fitting 24 'is slidably mounted at a position where 2'is not arranged. In addition, the watertight material 31 is filled in the space surrounded by the outdoor side surface of the sash vertical frame 6, the flange 30 and the positioning fins 21 ′.

As shown in FIG. 5, one of the left and right shutter vertical frames 10 has an electrical component case 3 for operating the shutter.
2 is attached. The electrical equipment case 32 is mounted on the indoor side surface of the vertical frame body 25 at a height where it can be easily operated, and a control device for raising and lowering the slat 11 of the shutter is housed therein. These control devices are connected to a power source via a cord 33 drawn into the controller box 32. Further, a detachable inspection cover 34 is attached to the inner peripheral side surface of the electrical equipment case 32, and an operation switch 35 for operating the control device is provided on the outer surface of the inspection cover 34. Then, as shown in FIG. 4, when the shutter vertical frame 10 and the sash vertical frame 6 are attached to the opening 2, the inspection cover 34 and the operation switch 35 are exposed on the indoor side surface of the frame member 40, and as necessary. The inside of the electrical equipment case 32 can be inspected by opening the inspection cover 34.

The sash frame 3 and the shutter frame 7 are attached to the opening 2 as follows. As shown in FIGS. 2 to 4, the tips of the reinforcing bars 36a, 36b, and 36c are projected from the body wall 1 on the upper and lower surfaces and the left and right side surfaces of the opening 2, respectively. The first reinforcing bar piece 37a is welded to the tip of the reinforcing bar 36a protruding from the upper surface of the opening 2 along the inner and outer directions, and the second reinforcing bar piece 37c is connected to the tip of the reinforcing bar 36b protruding from the lower surface of the opening 2. The third reinforcing bar pieces 37c are welded along the inner and outer directions near the outer circumference. In addition, the fourth reinforcing bar piece 37d is attached to the tip of the reinforcing bar 36c protruding from the side surface of the opening.
Are welded along the height direction, and a fifth rebar piece 37e is welded near the outer periphery thereof along the inner and outer directions.

The sash frame 3 and the shutter frame 7 are assembled in advance in the factory in the above-mentioned positional relationship, and this is transported to the site and fitted into the opening 2. The sash frame 3 and the shutter frame 7 are the fins 16 of the shutter box 8, the lower shutter frame 9 and the vertical shutter frame 10,
16a and 16b are aligned with the outdoor side surface of the body wall 1, and the indoor side portion of the shutter box 8 is arranged so as to be recessed from the outdoor side surface of the body wall 1. As a result, the prospective dimension of the shutter frame 7 protruding from the body wall 1 in the outdoor direction is thin and the appearance is good.

Then, at this position, the first connecting portion 18 formed on the upper end of the fireproof plate 17 is welded to the first rebar piece 37a, and the fitting 2 attached to the shutter lower frame 9 is attached.
The tip of 2 is welded to the third rebar piece 37c, the outer peripheral side end of the mounting bracket 22 'attached to the shutter vertical frame 10 is welded to the fifth rebar piece 37e, and the shutter frame 7 is attached to the frame wall 1 Fixed to. Further, the lower end portion of the locking metal fitting 24 mounted on the sash lower frame 5 is welded to the second rebar piece 37b, and the indoor side end portion of the locking metal fitting 24 mounted on the sash vertical frame 6 is the fourth reinforcing bar. The sash frame 3 is fixed to the body wall 1 by being welded to the piece 37d. At this time, since a relatively wide space is formed between the sash frame 3 and the body wall on the back surface of the shutter frame 7, welding or nailing for attaching the shutter frame 7 and the sash frame 3 to the body wall is required. Work can be performed efficiently and reliably.

Next, the sash lower frame 9 and the sash vertical frame 10
On the indoor side of the mortar 38, which is rich in fire resistance, is provided in the gap formed between the inner circumference of the opening 2 and the outer circumference of the sash frame 3.
Is filled. Also, the overhang fins 16, 16a, 1
6b is used as a receiving material, and caulking 39 is filled around the outer periphery and the outside of the shutter frame 7.

The above is one embodiment, and there are various other embodiments. When the body wall 1 is made of wood, the projecting fins 16, 16a, 16b are brought into contact with the outdoor side surface of the body wall 1 and nailed from the outside, and the fittings 22, 22 'are brought into contact with the inner circumference of the opening 2. Then, a wood screw or the like is driven in from the inner peripheral side, whereby the shutter frame 7 is attached to the body wall 1. The inspection cover 34 and the operation switch 35 of the electrical equipment case 32 are not limited to the position of the frame member 40,
Any structure may be used as long as it is exposed on the inner peripheral side surface of the member forming the inner peripheral surface of the opening. This allows the inspection cover 34 to be opened and the inside of the electrical component case 32 to be inspected as necessary.

[0023]

According to the first aspect of the invention, in the gap formed between the sash frame and the body wall, the narrow lower end and side are closed with mortar, and the wide width makes it difficult to fill the mortar. Since the back side of the shutter box is closed with a fireproof plate, even if a fire occurs and the shutter frame is damaged, there is no concern that fire or smoke will enter the interior through the gap, and the building's opening through the opening Fire spread can be prevented.

According to the second aspect of the invention, the fireproof performance becomes more reliable. According to the structure of claim 3, since the shutter frame and the sash frame can be easily positioned, the work efficiency at the time of assembly is improved. According to the structure of claim 4, since the shutter frame is joined to the body wall and the sash frame at the upper end thereof via the fireproof plate having high fire resistance, even if the mounting portion of the shutter frame is damaged during a fire,
There is no concern that the shutter frame and sash frame will fall off the frame wall. Further, the relatively heavy shutter frame can be mounted firmly and stably. According to the fifth aspect of the present invention, the electrical equipment for driving the shutter can also be moved integrally with the sash, so there is no special wiring work on site, and no electrical work personnel are required to install the sash. Moreover, the construction time can be shortened.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of a sash with a shutter showing an embodiment of the present invention.

FIG. 2 is a vertical sectional view of the upper part of the above.

FIG. 3 is a vertical sectional view of the lower part of the above.

FIG. 4 is a lateral cross-sectional view of the above.

FIG. 5 is a perspective view of a vertical shutter frame.

[Explanation of symbols]

 A Sash with shutter 1 Body wall 2 Opening 3 Sash frame 4 Sash upper frame 5 Sash lower frame 6 Sash vertical frame 7 Shutter frame 8 Shutter box 9 Shutter lower frame 10 Shutter vertical frame 11 Slat 12 Storage frame 13 Cover 14 Slat sliding Mouth 15 Fitting concave portion 16, 16a, 16b Overhanging fin 17 Fire plate 18 First connecting portion 19 Second connecting portion 21 Hollow body 21,21 'Positioning fin 22, 22' Mounting bracket 23 Locking fin 24, 24 ' Locking bracket 25 Vertical frame body 26 Outdoor side frame 27 Indoor side guide piece 28 Outdoor side guide piece 29 Guide rail 30 Flange 31 Watertight material 32 Electrical equipment case 33 Code 34 Inspection cover 35 Operation switch 36a, 36b, 36c Reinforcing bar 37a 1st Rebar piece 37b second rebar piece 37c third iron Reinforcement piece 37d Fourth rebar piece 37e Fifth rebar piece 38 Mortar 39 Caulking 40 Frame material

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[Procedure amendment]

[Submission date] July 31, 1995

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0001

[Correction method] Change

[Correction contents]

[0001]

The present invention relates to relates to a sash with shea Yatta.

[Procedure amendment 4]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction contents]

[0002]

2. Description of the Related Art The structure of a sash with a shutter, in which a shutter frame is attached to the inner circumference of an opening formed in a wall and a sash frame is fitted to the inner circumference of the shutter frame, is actually developed.
No. 137098.

[Procedure Amendment 5]

[Document name to be amended] Statement

[Name of item to be corrected] 0003

[Correction method] Deleted

[Procedure correction 6]

[Document name to be amended] Statement

[Correction target item name] 0004

[Correction method] Change

[Correction contents]

[0004]

The present invention is excellent in workability.
And a sash with a shutter provided with a fireproof structure .

Claims (5)

[Claims] 1. A shutter frame comprising: a sash frame attached to the inner circumference of an opening formed in a body wall with a space; and a shutter frame arranged between the peripheral surface of the opening and the outer circumference of the sash frame. Consists of a shutter box, left and right shutter vertical frames and shutter lower frames assembled into a square,
The indoor side of the shutter box is inserted between the upper edge of the opening and the upper edge of the sash frame, and the fire prevention plate is attached to the indoor side surface of the shutter box. The sash with shutter, which is installed so as not to sink from the side, and is filled with mortar in the space formed between the peripheral surface of the opening and the outer periphery of the sash frame on the indoor side of the shutter vertical frame and shutter lower frame. . 2. The fireproof plate is provided over the entire length of the indoor side surface of the shutter box, and the mortar is injected over the entire length of the space formed between the peripheral surface of the opening and the outer periphery of the sash frame. The sash with a shutter according to item 1. 3. The sash with a shutter according to claim 1, wherein a positioning fin that comes into contact with an outdoor side surface of the sash frame is projectingly provided on the shutter vertical frame and the shutter lower frame. 4. The shutter box is fixed by connecting a connecting portion provided on a fireproof plate to a frame wall and a sash frame. Sash with shutter. 5. The sash with a shutter according to claim 1, wherein an electric equipment case for operating the shutter is integrally provided on the indoor side surface of the shutter vertical frame. .