JP7455709B2 - Shoji fixed piece and smoke exhaust window - Google Patents

Description

The present invention relates to a shoji fixing piece for holding a shoji in a closed state, and a smoke evacuation window equipped with the shoji fixing piece.

Traditionally, smoke exhaust windows were shipped from the factory with the shoji frame fixed to the frame with adhesive tape to prevent the shoji from opening during transportation. However, the method of fixing the shoji to the frame with adhesive tape is unreliable and has the disadvantage that when the adhesive tape is removed, the shoji suddenly opens, causing damage to the shoji and leaving traces of the adhesive tape. there were.

In view of the above-mentioned circumstances, the present invention aims to provide a shoji fixing piece for holding a shoji in a closed state and a smoke exhaust window.

In order to achieve the above object, the shoji fixing piece according to the invention as claimed in claim 1 has a frame engaging piece that protrudes toward the outer circumferential side , and the frame engaging piece has a vertical frame door at the outer circumferential end. It has a contact part that comes into contact with the base of the contact piece, and the inner peripheral side of the contact part is provided so as not to contact the door stop piece , and the contact part of the frame engagement piece is connected to the door stop piece of the vertical frame. The shoji is held in a closed state by being brought into contact with the base of the shoji .

The smoke exhaust window according to the invention set forth in claim 2 is characterized by comprising a frame, a shoji, and the shoji fixing piece according to claim 1, which is attached to a side stile of the shoji so as to be slidable in the longitudinal direction .

The shoji fixing piece according to the invention according to claim 1 has a frame engaging piece that projects toward the outer circumferential side , and the frame engaging piece abuts the base of the door stop piece of the vertical frame at the outer circumferential end. It has an abutting part, and the inner peripheral side of the abutting part is provided with relief so as not to come into contact with the door stop piece, and the abutting part of the frame engagement piece is brought into contact with the base of the door stop piece of the vertical frame. By holding the shoji in a closed state , it is possible to prevent the doorstop pieces of the vertical frame from deforming due to the force of the shoji opening.

The smoke exhaust window according to the invention set forth in claim 2 includes a frame, a shoji, and the shoji fixing piece according to claim 1, which is attached to a side stile of the shoji so as to be slidable in the longitudinal direction , thereby allowing the shoji to be in a closed state. In addition to being able to hold the door stop, it is also possible to prevent the door stop piece of the vertical frame from deforming.

(a) is a side view showing one embodiment of the shoji fixing piece of the present invention, (b) is the same top view, and (c) is the same front view. FIG. 1 is a front view of an indoor side showing an embodiment of a smoke exhaust window of the present invention. It is a cross-sectional view showing a procedure when closing and fixing a shoji.

Embodiments of the present invention will be described below based on the drawings. FIG. 1 shows an embodiment of the shoji fixing piece 3 of the present invention, and FIG. 2 shows an embodiment of the smoke exhaust window of the present invention.
The smoke exhaust window shown in FIG. 2 shows the state when shipped from the factory, and includes a frame 1, a shoji 2 attached to the frame 1, and shoji fixing pieces 3, 3 attached to the shoji 2. The shoji 2 is fixed to the frame 1 using shoji fixing pieces 3, 3 so that the shoji 2 will not open during transportation from the factory to the construction site. This smoke exhaust window is an outward-folding window that opens so that the shoji 2 folds down toward the outside.

As shown in FIG. 2, the frame 1 is constructed by surrounding an upper frame 9, a lower frame 11, and left and right vertical frames 6, 6 made of aluminum shapes. As shown in FIG. 1(a), the upper frame 9 has a door stop piece 12 that hangs down toward the indoor side from the shoji 2, and a lip groove 13 is formed at the tip of the door stop piece 12. A tight material 14 is held in the groove 13 and directed toward the outdoor side. As shown in FIG. 1(b), the vertical frame 6 has a door stop piece 7 that protrudes toward the inner circumferential side of the room from the shoji 2, and a lip groove 13 is formed at the tip of the door stop piece 7. A tight material (not shown) is provided facing the outdoor side while being held in the lip groove 13.

As shown in FIG. 2, the shoji 2 is constructed by assembling an upper stile 4, a lower stile 15, and left and right vertical stile 16, 16, which are made of aluminum shapes, around the four sides. End caps 17 made of resin are attached to the upper and lower ends of the left and right vertical frames 16, as shown in FIGS. 1 and 3. Glass is installed within the frame of the frame, but the glass is not yet installed at the time of shipment from the factory shown in FIG. In the shoji 2, a lower stile 15 is connected to a lower frame 11 by a hinge (not shown). A damper (not shown) is installed in the space 18 (see FIGS. 1 and 3) between the vertical frame 6 and the vertical stile 16 to bias the shoji 2 in the opening direction.
As shown in FIG. 1(a), the upper stile 4 has a stepped portion 20 that protrudes toward the indoor side formed at the outer circumferential end of the facing wall 19 on the indoor side, and also protrudes toward the outer circumferential side. A protrusion 21 is formed. A recess 22 is formed on the outdoor side of the protrusion 21 .

As shown in FIG. 2, the shoji fixing pieces 3 are a set of two on opposite sides, right and left, and FIG. 1 shows the shoji fixing piece 3 on the left side when viewed from the indoor side. The shoji fixing piece 3 is integrally molded from hard resin, and has a hook-shaped upper stile engaging part 23 on the outdoor side, as shown in FIG. 1(a). The upper stile engaging portion 23 has a groove 24 that engages with the protrusion 21 of the upper stile 4 and a contact portion 25 that abuts the bottom surface of the recess 22 of the upper stile 4. In the groove 24, protrusions 26a and 26b are formed for preventing removal. This shoji fixing piece 3 is slidably attached in the longitudinal direction of the upper stile 4 by engaging the groove 24 of the upper stile engaging part 23 with the protrusion 21 of the upper stile 4 from above.
Furthermore, as shown in FIG. 1, the shoji fixing piece 3 has an overhanging portion 27 that overhangs toward the indoor side from the inner peripheral side edge of the door stop piece 12 of the upper frame 9, and continues with the overhanging portion 27 and extends toward the outer peripheral side. A frame engagement piece 5 is provided that projects toward the frame. The frame engagement piece 5 has an end surface on the outer circumferential side that abuts against the prospective surface 28 of the vertical frame 6, and an abutment part 8 on the outer circumferential side that abuts on the base of the doorstop piece 7 of the vertical frame 6. A portion 29 on the inner circumferential side of the contact portion 8 is made to escape so as not to come into contact with the door stop piece 7.

Next, the procedure for closing and fixing the shoji 2 will be explained. First, as shown in FIG. 3(a), the shoji fixing pieces 3, 3 are attached to the left and right two places of the upper stile 4, and the shoji fixing pieces 3, 3 are attached to the protrusions 21 of the upper stile 4. After installing the shoji by engaging the grooves 24 from above, push the shoji 2 by hand to close it. At this time, the outer circumferential end of the frame engaging piece 5 is positioned on the inner circumferential side than the inner circumferential side end of the door stop piece 7 of the vertical frame 6.
Next, as shown in FIG. 3(b), the left and right shoji fixing pieces 3, 3 are slid toward the outer periphery, and the outer periphery end of the frame engaging piece 5 is brought into contact with the prospective surface 28 of the vertical frame 6.
Then, as shown in FIG. 3(c), the contact portion 8 provided at the outer circumferential end of the frame engaging piece 5 of the shoji fixing pieces 3, 3 contacts the projected surface 28 of the doorstop piece 7 of the vertical frame 6. The shoji 2 is held so that it does not open because it comes into contact with the base of the shoji 2 and is caught on it. Since the shoji 2 is biased in the opening direction by the damper, the door stop piece 7 of the vertical frame 6 is always pushed toward the outdoor side by the frame engagement piece 5 of the shoji fixing piece 3. (see dotted line 30 in the figure), a contact part 8 is provided at the outer peripheral end of the frame engagement piece 5, and the contact part 8 contacts the base of the door stop piece 7, and the contact part 8 contacts the base of the door stop piece 7, and Since the portion 29 is made to escape so as not to come into contact with the door stop piece 7, almost no bending moment is applied to the door stop piece 7 to bend it toward the outdoor side, so even if a strong biasing force from the damper is applied, the door stop piece 7 7 can be prevented from deforming so as to bend toward the outdoor side.
When opening the shoji 2 at the construction site, slide the left and right shoji fixing pieces 3, 3 toward the inner periphery, and then the frame engaging pieces 5 of the shoji fixing pieces 3, 3 will slide away from the doorstop pieces 7 of the vertical frame 6. The shoji 2 comes off and opens, and then the shoji fixing pieces 3, 3 are removed.

As described above, the present shoji fixing piece 3 is attached to the side stile (upper stile) 4 of the shoji 2 so as to be slidable in the longitudinal direction, and has the frame engagement piece 5 protruding toward the outer circumference, so the shoji fixing piece 3 With 2 open, attach the shoji fixing pieces 3, 3 to the horizontal stile 4, close the shoji 2, slide the shoji fixing pieces 3, 3 toward the outer periphery, and attach the frame engaging piece 5 to the door of the vertical frame 6. The shoji 2 can be held in a closed state by hooking it on the contact piece 7.
The frame engaging piece 5 has a contact part 8 at the outer peripheral end thereof that contacts the base of the door stop piece 7 of the vertical frame 6, and the part on the inner peripheral side of the contact part 8 is arranged so that it does not come into contact with the door stop piece 7. This allows the door stop piece 7 of the vertical frame 6 to be prevented from deforming due to the force of opening the shoji 2.
By using the present shoji fixing piece 3, there is no need for the effort of pasting and peeling off adhesive tape, and no traces of adhesive tape remain. The shoji fixing piece 3 can be used repeatedly and is economical.

This smoke exhaust window is equipped with a frame 1, a shoji 2, and the shoji fixing pieces 3, 3 attached to the shoji 2 according to claim 1, so that the shoji 2 can be held in a closed state, and the shoji 2 can be held vertically. It is possible to prevent the doorstop piece 7 of the frame 6 from deforming.
In addition, this smoke exhaust window is equipped with a damper that biases the shoji 2 in the direction of opening when shipped from the factory, so there is no need to install a damper at the construction site, reducing the burden of work at the construction site. . In addition to the damper, an operator device such as a pulley for opening and closing the shoji can be installed at the time of shipment from the factory.

The invention is not limited to the embodiments described above. The shape, material, and mounting position of the shoji fixing piece can be changed as appropriate depending on how the shoji is opened, the presence or absence of a damper, and the like. The cross-sectional shape and material of the frame and stile can be changed as appropriate. The way the shoji opens is not limited to one that opens outward. It may also open inward or push out (open by pivoting toward the outdoor side using the upper side as a fulcrum).

1 Frame 2 Shoji 3 Shoji fixing piece 4 Upper stile (side stile)
5 Frame engaging piece 6 Vertical frame 7 Door stop piece 8 Contact part

Claims (2)

It has a frame engaging piece that protrudes toward the outer periphery. The shoji is held in a closed state by allowing the sides to escape so as not to come into contact with the door stop pieces, and by bringing the abutting portion of the frame engaging piece into contact with the base of the door stop piece of the vertical frame. Shoji fixed piece. A smoke exhaust window comprising a frame, a screen, and the screen fixing piece according to claim 1 attached to the horizontal frame of the screen so as to be slidable in the longitudinal direction .

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