JPS641633B2 - - Google Patents

Description

[Detailed Description of the Invention] [Field of Industrial Application] This invention consists of horizontal frames and vertical frames assembled in a lattice pattern, and a transparent plate such as a glass plate or a synthetic resin plate (hereinafter simply a glass plate) is inserted between each lattice. The present invention relates to a grille shutter in which a glass plate, etc.) is fitted, and the object is to provide a grille shutter that can be easily replaced, especially when the glass plate or the like is damaged.

[Conventional technology]

2. Description of the Related Art Shutters are already known in which a glass plate or the like is fitted between the grids of a grill shutter to provide airtightness and fire protection without impairing visibility.

[Problem to be solved by the invention]

However, in the case of this type of shutter, the above-mentioned glass plates, etc. are generally fixed to the horizontal and vertical frame members that make up the slats by caulking, so it is difficult to repair damaged glass. There was a problem in that it was necessary to remove the slat from the shutter case and disassemble it, making the replacement work a large undertaking and making it difficult to repair damaged parts.

This invention was proposed to solve the above-mentioned problems, and its purpose is to replace the glass plate etc. due to damage without having to remove the slat from the shutter case or disassemble it. This allows for easy replacement in a short period of time.

[Means to solve the problem]

In order to achieve the above object, the grill shutter of the present invention has a pair of horizontal frames each having a long main body having a U-shaped cross section, arranged vertically in parallel so that the opening sides face each other, and a plurality of vertical frames arranged between the openings. A cylindrical body in which frames are arranged side by side at predetermined intervals to form a lattice-like slat, the vertical frame being fitted between the openings of the pair of horizontal frames, and having openings on both left and right sides. a fixing plate that is inserted into the cylindrical body and has sleeve pieces extending outward from the opening surface of the cylindrical body on both sides; and a sleeve piece that is movably disposed within the cylinder body in the left-right direction, is screwed onto the cylinder body with a fastening screw, and further extends outward from the opening surface of the cylinder body on one side. The grille shutter is composed of a pair of left and right adjustment frames, and the peripheral edge of the glass plate is held between the sleeve piece on the fixed plate side and the sleeve piece on the adjustment frame side, which face each other in the front and rear direction. This is what we propose.

〔Example〕

An embodiment of the present invention will be explained in detail with reference to the drawings. The grill shutter shown in FIG. 1 is formed by, for example, a pair of upper and lower horizontal frames 1 made of extruded light metal material, a plurality of vertical frames 2 arranged in parallel at predetermined intervals between the horizontal frames, and these. It has a slat formed by fitting a glass plate 3 into a grid-like space.

Each of the slats is vertically bendably connected via a male member 11a or a female member 12a integrally provided to each of the upper and lower horizontal frames to form a series of shutters.

As explained in detail in FIGS. 2 and 3, the pair of upper and lower horizontal frames each have a U-shaped cross section.
1 and 12 and facing the open end thereof.
1c and 12c, and are arranged vertically in parallel so that their openings face each other.

The vertical frame 2 installed in parallel between the pair of horizontal frames is the thirteenth
As shown in the figure and FIG. 14, it is composed of a cylindrical body 22, a fixed plate 23a, and a pair of adjustment frames 24a, 24a, which are combined as follows.
Use by inserting into the upper and lower openings of the horizontal frame. That is, the cylindrical body 22 has openings on both left and right sides, and protrusions 22 on both the upper and lower sides that engage with claws 11c and 12c provided at the open ends of the U-shaped main bodies 11 and 12 of the horizontal frame.
a, and also has a screw hole 22b into which a screw fastened to one surface of the cylinder body is screwed. The fixing plate 23a and the pair of adjustment frames 24a are both inserted so as to face each other inside the cylindrical body, and the fixing plate 23a and each adjustment frame 24a are in contact with each other when the cylindrical body 22 It has a wall thickness corresponding to the inner diameter dimension.

First, regarding the fixing plate 23a, this plate is formed in a size such that it can be inserted into the inside of the cylinder body 22 from the opening surface thereof, and has a size that extends outward from the left and right opening surfaces of the cylinder body on both sides. Sleeve piece 23
b is formed, and the cylindrical body 22 is formed at the base of the sleeve piece.
It is provided with an outwardly bent step portion 23c that engages with the open end of.

Each adjustment frame 24a is disposed within the cylindrical body 22 so as to face and abut the fixed plate 23a in the front-rear direction, and to be slidable in the left-right direction.

Further, a screw hole 24c for fixing is abutted on this adjustment frame, and the cylindrical body 2 is provided on one side of the adjustment frame.
Sleeve piece 24b extending outward from one opening surface of 2
It is equipped with

When inserting the fixing plate 23a into the cylindrical body 22 as shown in FIGS. 6 to 8, the stepped portion 23c of the fixing plate is brought into contact with the open end of the cylindrical body 22 and locked therein. Next, the two adjusting valves 24a are inserted symmetrically into the cylindrical body 22, and the adjusting frames 24a and the fixing plate 23a face each other and are fixed so that they do not move in the front-rear direction. Next, the fastening screw 25 is screwed into the adjustment frame 24a through the screw hole 22b of the cylinder body 22 to fix the cylinder body 22, fixing plate 23a, and adjustment frame 24a together to form a vertical frame as shown in FIG. Assemble 2.

When fastening the screws 25, the sleeve pieces 24b provided on one side of each adjustment frame 24a and the sleeve pieces 23b on the fixing plate are fastened so as to face each other.

A plurality of vertical frames 2 assembled in this way are fitted from the side at a predetermined interval between the upper and lower openings of a pair of horizontal frames 1, 1 arranged vertically in parallel, and then a plurality of vertical frames 2 are inserted between each vertical frame. As shown in FIG. 3, a vertical frame and a horizontal frame are formed by a glass holding frame 4 having an external shape that can fit into the opening, and sleeve pieces 23b and 24b provided on the fixing plate and the adjustment frame. The periphery of a transparent or translucent glass plate 3 is held in a rectangular space. At this time, a bead as shown by reference numeral 6 is attached to the periphery of the glass plate or the like 3. Incidentally, FIG. 7 shows an example of the vertical frame 2 that is attached to both ends of the horizontal frame 1, and this one has a sleeve piece 23b extending only on one side of the fixed plate 23a and is screwed into the cylinder body 22 with a screw 26. An adjustment frame 24a that faces and abuts the fixed plate is screwed onto the cylinder body 22 with screws 25.

Note that after fitting the vertical frame 2, either of the U-shaped elongated main bodies 11, 12 constituting the horizontal frame is
Screw holes are formed in the longitudinal direction of the long main body on the left and right end faces, and the end plate 5 is attached to the left and right end faces of the linking rod 12 through the screw holes.
are screwed together as shown in FIGS. 4 and 5, thereby preventing the engagement between the male member 11a and the female member 12a of the horizontal frame, which are flexibly connected, from disassembling.
In the figure, reference numeral 7 is a mounting screw for the end plate.

Now, the grill shutter of the present invention is designed so that when the glass plate, etc. mentioned above is damaged, it can be easily replaced and repaired in a short time without disassembling the slat. The procedure will be explained with reference to FIGS. 9 to 12. First, the broken glass is removed from the horizontal frame 1 and the vertical frame 2, and then the screws 25 attached to the vertical frame are extracted using a tool such as a drill. That is, the screws 25 are removed from one or both of the adjustment frames 24a, and the adjustment frames are moved in the left-right direction to widen the glass opening width A. Next, the first
After attaching the bead 6 to the lower edge of the newly prepared replacement glass plate 3 as shown in Fig. 0, the glass plate is formed into a vertical frame and a horizontal frame using a suction cup B etc. as shown in Fig. 10. Fit into the rectangular space. Next, the slid adjustment frame 24a is returned to its normal position and fixed to the cylinder body 22 by screwing in the screw 25. Finally, as shown in FIG. 12, beads 6 are fitted to the upper edge and both side edges of the glass plate G to finally fix the glass plate to the horizontal frame 1 and the vertical frame 2 so that it does not move.

It should be noted that each member constituting the horizontal frame and vertical frame in the present invention may be made of any material, but it is preferable to make them from aluminum alloy extrusion material as in the embodiment, thereby achieving weight reduction as a whole. It is something that can be done.

〔Effect of the invention〕

As described above, according to the present invention, when replacing the glass plate, it is possible to replace the glass plate while it is attached, without removing it from the shutter case or rail, etc. and disassembling it. It is possible to adjust the width of the glass opening in the vertical frame by simply removing the screws with a drill, etc. Therefore, it is possible to fit a replacement glass plate,
The bead can be installed easily, and replacement work can be done easily and safely in a short time by simply setting the adjustment frame in the correct position with a set screw, and it exhibits excellent effects such as reducing labor costs.

[Brief explanation of drawings]

FIG. 1 is a front view of a grill shutter according to the present invention, FIGS. 2 and 3 are enlarged sectional views taken along lines AA and B-B in FIG. 1, and FIG. 4 is an end view of the shutter according to the present invention. 5 is a side view of the same as above, FIGS. 6 and 7 are cross-sectional views taken along lines C-C and D-D in FIG. 1, and FIG. 8 is a view of the vertical frame used in the present invention. The front view, FIGS. 9 to 12 are explanatory views of the glass replacement procedure, and FIGS. 13 and 14 are exploded perspective views of the vertical frame shown in FIG. 6. 1...Horizontal frame, 2...Vertical frame, 3...Glass plate, 4
... Glass presser frame, 5 ... End plate, 6 ... Bead,
11...long main body, 12...long main body, 11c,
12c...Claw, 22...Cylinder, 22a...Protrusion,
22b...screw hole, 23a...fixing plate, 23b...
...Sleeve piece, 23c...Step part, 24a...Adjustment frame, 2
4b...sleeve piece, 25, 26...screw, 24c...
screw hole.

Claims (1)

[Claims] 1. A pair of horizontal frames 1, 1 having elongated main bodies 11, 12 having a U-shaped cross section are arranged vertically in parallel so that their opening sides face each other, and a plurality of vertical frames 2, 1 are arranged between the openings. 2
In the grill shutter in which slats are arranged in parallel at predetermined intervals to form a lattice-like slat, the vertical frame is fitted between the openings of the pair of horizontal frames and has opening surfaces on both left and right sides. a cylindrical body 22; and sleeve pieces 23 that are inserted into the cylindrical body and extend outward from the opening surface of the cylindrical body on both sides.
A fixing plate 23a having a fixing plate 23a facing and abutting the fixing plate in the front-rear direction and movable in the left-right direction is disposed inside the cylinder and is screwed into the cylinder with a fastening screw 25. and a pair of left and right adjustment frames 24a each having a sleeve piece 24b extending outward from the opening surface of the cylindrical body on one side, and a sleeve piece 23 on the fixed plate side facing each other in the front-rear direction.
A grill shutter characterized in that the peripheral edge of the glass plate 3 is held between the sleeve piece 24b on the side of the adjustment frame and the sleeve piece 24b on the side of the adjustment frame. 2 The elongated main bodies 11 and 12 having a U-shaped cross section are provided with opposing claws 11c and 12c at their open ends, and the cylindrical body 2
2 has protrusions 22a on both its upper and lower parts that engage with the claws;
The grill shutter according to paragraph 1, comprising: 3 The fixing plate 23a has the cylindrical body 2 attached to the base of the sleeve piece 23b.
An outwardly bent step portion 23c that engages with the open end of No. 2
The grill shutter according to paragraph 1, comprising: 4. The grill shutter according to item 1, wherein the fixed plate 23a and the adjustment frame 24a have a wall thickness that corresponds to the inner diameter of the cylindrical body 22 when in contact with each other.