JP7421352B2 - Seat board - Google Patents

Description

The present invention relates to a seat plate provided at the lower end of a shutter curtain.

An electric shutter (for example, a lightweight electric shutter) normally opens and closes the shutter electrically using an opening/closing machine, but it is equipped with a handle or handle so that the shutter can be opened manually in the event of a power outage or the like. Figure 6 is a front view of a conventional lightweight electric shutter seen from the outdoor side with the opening fully closed, showing the guide rails 1 on either side of the opening and the winding shaft provided in the shutter storage space above the opening. 2, and a shutter curtain 3' whose upper end is connected to the winding shaft 2 and whose widthwise ends are guided in the groove of the guide rail 1, and the shutter curtain 3' can swing relative to each other. It consists of a plurality of slats 4' connected to the lowermost slat, and a seat plate 5' swingably connected to the lowest slat. As shown in FIG. 7, the slat 4' includes a surface part 40', an upper engaging part 41', and a lower engaging part 42', and the height of the shutter curtain 3' in the fully closed position is A handle 6' is provided on the surface portion 40' of the slat 4', which is located slightly below the middle of the direction, facing outdoors, and in the event of a power outage, the handle 6' can be placed in a fully closed position by hooking the hand on the handle 6'. The shutter curtain 3' can be opened manually.

However, by attaching the handle to the slat 4', the handle 6' is located on the outdoor facing surface of the shutter curtain in the fully closed position, so it cannot be installed in a site where the appearance of the shutter is important. Not suitable for

Patent Document 1 and Patent Document 2 disclose a window shutter in which a handle portion projects horizontally from an upper portion of the seat plate. This will spoil the appearance of the indoor side of the shutter. Patent Document 3 discloses a window shutter with a concave handle portion formed in a seat plate, and this handle portion is for unlocking a locking device. Patent Document 4 discloses a seat plate having a recessed space, and the recessed space is a space for attaching members such as a locking device and a handle.
JP2010-144354 JP2002-138775 JP2007-297798 Utility Model Hei 7-4777

SUMMARY OF THE INVENTION An object of the present invention is to enable a shutter device to be manually opened and closed in the event of a power outage, etc., without damaging the appearance.

The technical means adopted by the present invention is a seat plate swingably connected to the lower end of the lowest slat of a plurality of swingably connected slats,
The seat board is integrally formed with a flat part that lands on the floor or the ground, and a vertical part that rises from the flat part,
The vertical part is integrally formed from an upper part and a lower part,
The upper portion includes a connecting piece that connects to the lower end of the lowest slat, a first side vertical surface forming a first side facing surface, and a lower surface,
The first side facing surface of the lower part has a concave curved surface, and the lower end of the concave curved surface is integrally formed with the upper surface of the flat part,
A recess located below the upper part and facing the first side is formed from the lower surface of the upper part and the first side facing surface of the lower part, and the recessed part of the lower part The curved surface forms a finger guide surface, and the lower surface of the upper part forms a finger hook.
It is a seat board.
In this specification, a concave curved surface means a surface that curves concavely.
In one embodiment, the first side facing surface of the lower portion includes the concave curved surface and a first side vertical surface integrally formed above the concave curved surface.
In one embodiment, the lower surface of the upper section has a first end located at a lower end of the first side vertical surface and an upper end of the first side vertical surface directly above the concave curved surface of the lower section. and a second end.
In one aspect, the first side is the outdoor side. In the embodiment described below, the first side is the outdoor side. Note that the second side may be the indoor side, or the recessed portions may be formed on the outdoor side and the indoor side.

In one aspect, the lower surface of the upper portion includes a first end located at a lower end of the first side vertical surface,
A hanging piece is formed at the first end of the lower surface of the upper part.
In this aspect, the lower surface of the upper part and the hanging piece form a finger hook, and the fingers (finger pads) can be hung on the hanging piece, so that the shutter can be opened manually. It improves the operability of the time.

In one aspect, the lower surface of the upper portion includes a first end located at a lower end of the first side vertical surface,
A connection position between the concave curved surface and the upper surface of the flat portion is located on or inside an imaginary vertical plane passing through the first end of the lower surface.
In this aspect, the concave curved surface, which is the finger guide surface, is located below the lower surface, which is the finger hook, so that when the finger is inserted into the recess, the finger is guided and hooked smoothly. Furthermore, the concave curved surface is located within the recess, resulting in a clean appearance.

In one aspect, the slats include a vertical surface forming a first side facing surface;
When the slat and the seat plate are in a hanging position, the first side vertical surface of the upper portion of the seat plate is flush with the vertical surface of the slat.
In this aspect, in the shutter curtain in the fully closed position, the first side facing surface forms a vertical surface over the entire height direction, and is located directly below the vertical surface to form a vertical surface. Since the concave portion is formed inside the concave portion, it is not noticeable, and when viewed from the first side, a clean appearance is obtained as a whole.

In one aspect, the upper portion includes a second side vertical surface forming a second side facing surface,
The lower part includes a second side vertical surface forming a second side facing surface,
The second vertical surface of the upper portion and the second vertical surface of the lower portion form a continuous vertical surface.
In this aspect, the appearance of the second side of the seat plate becomes neat.

The seat plate according to the present invention includes a flat part and a vertical part consisting of an upper part and a lower part, and extends from the lower surface of the upper part and the first side facing surface of the lower part to the lower part of the upper part. a concave portion facing the first side is formed, the concave curved surface of the lower portion forming a guide surface for a finger, and the lower surface of the upper portion forming a hooking portion for a finger. Therefore, in the event of a power outage, etc., you can manually open the shutter by inserting your finger into the recess and smoothly hooking your finger onto the hook.You can also open the shutter manually by inserting your finger into the recess (inconspicuous position) formed in the seat plate. By forming the hook part, the appearance of the shutter will not be spoiled. Furthermore, the first side facing surface of the lower portion is located within the recess, and the lower side of the first side facing surface is a concave curved surface integrated with the upper surface of the seat plate, so that the recess The inner surface of the recess is less noticeable, and dirt and dust are less likely to accumulate in the recess, making it easy to clean.

FIG. 2 is a front view of a shutter device (fully closed position) including the shutter curtain according to the present embodiment, viewed from the outdoor side. FIG. 1 is a longitudinal cross-sectional view of a shutter device (fully closed position) including a shutter curtain according to the present embodiment. FIG. 3 is an enlarged view of the lower part of FIG. 2 with an operator's finger added thereto. FIG. 2 is a front view and a side view (longitudinal cross-sectional view) of a seat plate at the lower end of the shutter curtain according to the present embodiment, viewed from the outdoor side. FIG. 2 is an enlarged side view (longitudinal sectional view) of the seat plate according to the present embodiment. FIG. 2 is a front view of a conventional shutter device (fully closed position) equipped with a handle, viewed from the outside. FIG. 7 is a partial vertical cross-sectional view showing the mechanism of the shutter device shown in FIG. 6;

FIG. 1 is a front view of the shutter device in a fully closed state as seen from the outdoor side, and FIG. 2 is a longitudinal cross-sectional view of the shutter device in a fully closed state. , a winding shaft 2 provided in the shutter storage space above the opening, and a shutter curtain 3 whose upper end is connected to the winding shaft 2 and whose widthwise ends are guided into grooves of the guide rail 1. ing. The shutter curtain 3 includes a plurality of slats 4 that are swingably connected to each other, and a seat plate 5 that is swingably connected to the lowest slat 4 of the plurality of slats 4.

The slat 4 is a long member extending in the opening width direction, and includes a plate-shaped surface portion 40, an upper engaging portion 41 integrally formed on the upper side of the surface portion 40, and an integrally formed lower side of the surface portion 40. It consists of a lower engaging part 42. In the vertically adjacent slats 4, the upper engaging part 41 of the lower slat 4 is interlocked to the lower engaging part 42 of the upper slat 4. As shown in FIGS. 2 and 3, the facing surface 400 on the outdoor side of the surface portion 40 of the slat 4 is formed from a vertical surface. The surface portion 40 of the slat 4 is not provided with any member, giving it a clean appearance.

The seat plate 5 is a long material extending in the width direction of the opening, and is integrally formed with a flat part 51 that lands on the floor surface or the ground FL, and a vertical part 50 that rises from the flat part 51. 50 is integrally formed from an upper part 50A and a lower part 50B.

The upper portion 50A has a vertical rectangular shape in side view or cross-sectional view, and has an outdoor vertical surface 500 that is an outdoor viewing surface, an indoor vertical surface 501 that is an indoor viewing surface, and a top surface. 502 and a lower surface 503. An engaging piece 504 is integrally formed on the upper surface 502, and the height position of the upper surface on the outdoor side with the engaging piece 504 in between is slightly lower than the height position of the upper surface on the indoor side. An engaging piece 504 formed on the upper surface 502 is adapted to engage with the lower engaging portion 42 of the lowest slat 4.

The lower surface 503 of the upper part 50A has a first end connected to the lower end of the outdoor vertical surface 500 and a second end connected to the lower end of the indoor vertical surface 501, and the lower surface 503 is horizontal between the first end and the second end. It is a horizontal plane that extends to . Note that the lower surface 503 is not limited to a horizontal surface, but may be an inclined surface or a curved surface.

A hanging piece 505 is integrally formed at the first end (outdoor side end) of the lower surface 503. The hanging piece 505 consists of an inner concave curved surface 5050 and a lower end curved portion 5051 that is continuously integrated with the concave curved surface 5050. The lower surface 503 of the upper part 50A and the hanging piece 505 form a finger hooking part, and the finger (finger pad) is hooked on the concave curved surface 5050 and the lower end curved part 5051 of the hanging piece 505. This improves operability when manually opening the shutter.

The upper part 50A includes an outdoor vertical surface section 500' having an outdoor vertical surface 500, an indoor vertical surface section 501' having an indoor vertical surface 501, an upper surface section 502' having an upper surface 502, and a lower surface 503. An intermediate wall 506 is formed in a hollow shape from the lower surface part 503', is located above the lower surface part 503', and connects the outdoor vertical surface part 500' and the indoor vertical surface part 501'. If the strength of the seat plate 5 can be ensured, for example, the upper part 50A is formed from the upper surface part 502', the outdoor vertical surface part 500', and the lower surface part 503', and the lower part is formed from the second end of the lower surface part 503'. It may be integrally formed so that the portion 50B hangs down.

The lower part 50B mainly has a plate-like part 509' extending in the vertical direction, and the upper end of the plate-like part 509' is integrally connected to the second end of the lower surface 503 of the upper part 50A. The lower end of the portion 509' is integrally connected to the flat portion 51. In the illustrated embodiment, the lower portion of the plate-shaped portion 509' includes a curved branch portion 508', and the lower end of the branch portion 508' is integrally connected to the flat portion 51.

The flat part 51 includes an outdoor part 510 and an indoor part 511, sandwiching the lower ends of the lower part 50B (the plate-like part 509' and the branch part 508'). The upper surface 5110 of the inner portion 511 is a flat surface. A pocket part 512 is integrally formed on the lower surface of the outdoor end of the outdoor part 510 and the indoor end of the indoor part 511, and a landing member 513 is attached to the pocket part 512. There is.

The outdoor facing surface of the lower portion 50B is composed of an upper outdoor vertical surface 507 and a concave curved surface 508 continuously formed integrally below the vertical surface 507. The upper end of the outdoor facing surface, that is, the upper end of the outdoor vertical surface 507, is connected to the second end of the lower surface 503 of the upper portion 50A. The lower end of the outdoor facing surface, that is, the lower end of the concave curved surface 508, is continuously formed integrally with the outdoor upper surface 5110 of the flat portion 51.

From the lower surface 503 of the upper part 50A and the outdoor facing surface (the outdoor vertical surface 507 and the concave curved surface 508) of the lower part 50B, the upper part is located below the upper part 50A and on the outdoor side of the lower part 50B. A recess 6 is formed to be recessed with respect to the outdoor facing surface (outdoor vertical surface 500) of the portion 50A, and in the recess 6, the outdoor facing surface (lower concave curved surface) of the lower portion 50B is recessed. 508 and the upper outdoor vertical surface 507) form a finger guide surface, and the lower surface 503 of the upper portion 50A and the hanging piece 505 form a finger hook.

In this embodiment, the connection position between the lower end of the concave curved surface 508 and the upper surface 5110 on the outdoor side of the flat part 51 is on a virtual vertical plane passing through the first end (hanging piece 505) of the lower surface 503 or on the virtual vertical surface. It is located inside. Since the concave curved surface 508, which is a finger guide surface, is located below the lower surface 503, which is a finger hooking part, when the finger is inserted into the recess 6, the finger is smoothly guided upward and hooked. Further, since the lower concave curved surface 508 is located within the recess 6, the finger guide portion is not exposed to the outside, resulting in a clean appearance.

When the shutter curtain 3 is in the fully closed position, the recess 6 formed in the seat plate 5 is located at the lower end close to the floor surface, and when the shutter curtain 3 is opened manually, the upper arm should be turned downward. The finger is inserted into the recess 6 with the pad of the finger facing upward, but at this time, the finger is curved along the lower concave curved surface 508 and the upper outdoor vertical surface 507. The shutter curtain 3 can be lifted upward by raising the arm with the pads of the fingers hanging on the lower surface 503 and the hanging piece 505 of the upper part 50A. Although the finger is shown as a conceptual diagram in FIG. 3, the relative dimensions of the recess 6 of the seat plate 5 and the size of the finger do not necessarily reflect the actual dimensions. The size of the fingers may be large.

The indoor facing surface of the lower portion 50B is an indoor vertical surface 509, and the indoor vertical surface 509 is a continuous vertical surface (of the seat plate 5) that is integral with the indoor vertical surface 501 of the upper portion 50A. The seat board 5 has a clean appearance on the indoor side. In this embodiment, in order to ensure the strength of the lower part 50B mainly composed of the plate-like part 509', the wall thickness of the plate-like part 509' of the lower part 50B is equal to that of each surface part forming the upper part 50A. Although the thickness is thicker than that of , the thickness is not limited to this.

As shown in FIGS. 2 and 3, when the slats 4 and the seat board 5 are in a hanging position, typically, when the opening is fully closed, the outdoor vertical surface 500 of the upper part 50A of the seat board 5, The outdoor facing surface 400 of the slat 4 is flush with the shutter curtain 3 in the fully closed position, so that the outdoor facing surface forms a vertical surface over the entire height direction. In addition, since the recess 6 is formed just below the vertical surface and inside the vertical surface, it is not noticeable, and furthermore, the outdoor facing surface of the lower part 50B is located inside the recess 6. At the same time, the lower side of the outdoor facing surface is a concave curved surface 508 that is continuously integrated with the outdoor upper surface 5100 of the seat plate 5, so that the inner surface of the recess 6 is less noticeable (for example, In the case where the lower end of the outdoor facing surface is connected to the outdoor upper surface 5100 at an angle, the connection part is visually recognized as a straight line extending in the length direction of the seat plate 5), the outdoor side When viewed from above, the overall appearance is clean and it is possible to realize a highly designed shutter. Further, by forming the lower side of the outdoor facing surface of the lower part 50B into a concave curved surface 508 that is continuously integrated with the outdoor side upper surface 5100 of the seat plate 5, dirt and dust can be prevented from inside the recessed part 6. It does not accumulate easily and is easy to clean.

4 Slat 400 Outdoor side facing surface 5 Seat board 50 Vertical part 50A Upper part 50B Lower part 500 Outdoor side vertical surface (first side vertical surface, first side facing surface)
501 Indoor side vertical surface (second side vertical surface, second side facing surface)
502 Upper surface 503 Lower surface 504 Engagement piece (connection piece)
505 Hanging piece 507 Outdoor side vertical surface (first side vertical surface, first side facing surface)
508 Concave curved surface (first side facing surface)
509 Indoor side vertical surface (second side vertical surface, second side facing surface)
51 Flat part 5100 Upper surface on outdoor side 6 Recessed part

Claims (5)

A seat plate swingably connected to the lower end of the lowest slat of a plurality of swingably connected slats,
The seat board is integrally formed with a flat part that lands on the floor or the ground, and a vertical part that rises from the flat part,
The vertical part is integrally formed from an upper part and a lower part,
The upper portion includes a connecting piece that connects to the lower end of the lowest slat, a first side vertical surface forming a first side facing surface, and a lower surface,
The first side facing surface of the lower part has a concave curved surface, and the lower end of the concave curved surface is integrally formed with the upper surface of the flat part,
A recess located below the upper part and facing the first side is formed from the lower surface of the upper part and the first side facing surface of the lower part, and The concave curved surface forms a finger guide surface, and the lower surface of the upper portion forms a finger hook.
Seat board. The lower surface of the upper portion has a first end located at the lower end of the first side vertical surface,
A hanging piece is formed at the first end of the lower surface of the upper part;
The seat plate according to claim 1. The lower surface of the upper portion has a first end located at the lower end of the first side vertical surface,
The connection position between the concave curved surface and the upper surface of the flat part is located on an imaginary vertical plane passing through the first end of the lower surface or inside the imaginary vertical plane,
The seat plate according to claim 1 or 2. the slat has a vertical surface forming a first side facing surface;
When the slat and the seat board are in a hanging position, the first side vertical surface of the upper portion of the seat board is flush with the vertical surface of the slat.
The seat plate according to any one of claims 1 to 3. The upper portion includes a second side vertical surface forming a second side facing surface,
The lower part includes a second side vertical surface forming a second side facing surface,
The second vertical surface of the upper portion and the second vertical surface of the lower portion form a continuous vertical surface.
The seat plate according to any one of claims 1 to 4.

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