JP2517194Y2 - Panel frame structure of panel shutter - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a panel upper frame structure in a panel shutter that facilitates attachment and detachment of a guide roller shaft to and from a panel when the panel shutter is replaced. It is a thing.

[Problems to be Solved by Conventional Techniques and Inventions] Guide roller shafts are attached to both left and right ends of an upper frame of each panel, and the panels are vertically connected by a series of roller chains attached to the guide roller shafts. In the panel shutter that forms a shutter curtain by rolling up and rolling down a roller chain to open and close the opening,
As shown in the figure, a bearing body c is provided integrally with the upper frame member in the upper frame b of the panel a, and the roller chain d is attached to the bearing body c.
The guide roller shaft e to which is attached is inserted, and a set screw g is engaged with the retaining body groove c from the bearing body c in the retaining groove f of the shaft end portion to prevent the retaining roller g from being detached and mounted.

In the conventional mounting structure of the guide roller shaft e described above, when the panel a is detached from or mounted on the roller chain d that connects the panels a in a plane when the panel a is repaired or replaced, a chain line is shown in FIG. In order to pull out or insert the guide roller shaft e from the bearing body c as shown,
At least a space having the same length as the guide roller shaft e or more is required on the side of the panel a, and it is difficult to repair and replace the panel a especially in the panel storage portion on the ceiling.

The present invention has been made to solve the above-mentioned drawbacks of the conventional panel shutter, and eliminates the space on the side of the panel a which was conventionally required for the removal and installation work of the panel a. It is an object of the present invention to provide a panel upper frame structure for a panel shutter that facilitates repair and replacement work.

[Means for Solving the Problems] In order to achieve the above object, the present invention is designed to suspend each end of a plurality of panels arranged in parallel in a vertical position on a series of roller chains via a guide roller shaft. A bearing body that penetrates a left and right sliding groove in the upper frame of each panel, and a guide roller shaft is removably fitted in the sliding groove. An opening into which the guide roller shaft can be inserted / removed is formed so as to communicate with the lower sliding groove from the upper surface of the upper frame, and only the guide roller shaft is inserted / removed from the opening when the panels are attached / detached. It is characterized by having done.

[Operation] Therefore, according to the present invention, the tip of the driver is inserted through the opening formed on the upper surface of the upper frame to slide the bearing body inward of the sliding groove, and in this state, both ends of the sliding groove are Insert the guide roller shaft into the section from above the upper frame through the opening. Then, when the bearing body is returned to the original position again, the guide roller shaft is inserted into the bearing body, and the guide roller shaft is attached to the panel upper frame.

Further, if the bearing body fitted with the guide roller shaft is slid inward in the separating direction, the guide roller shaft can be removed from the bearing body to the upper position of the upper frame from the opening of the sliding groove. The panel can be easily attached and detached without requiring a troublesome work involving handling the roller chain.

[Embodiment] Hereinafter, the present invention will be described in detail based on an illustrated embodiment.

First, the outline of the panel shutter will be described with reference to FIG. 4. In the figure, 1 is a panel shutter, 2 is a shutter curtain of the panel shutter 1, 3 is guide rails standing on both left and right sides of a building opening, Reference numeral 4 denotes a shutter storage case provided on the indoor side above the opening of the building, and the shutter curtain 2 includes a plurality of panels 5 and an upper frame 5a thereof.
(Shown in FIGS. 1 and 3) are formed by being connected at predetermined intervals by a series of left and right roller chains 8 attached to guide roller shafts 7 that support guide rollers 6 provided at both left and right ends. The extra length of the roller chain 8 is
It meshes with a guide sprocket 9 provided directly above the guide rail 3, and its end is fixed to the rear face plate of the shutter housing case 4.

The shutter is opened by a shutter opening / closing device (not shown) housed in the storage case 4
When the shutter is opened in the shutter opening direction, the shutter curtains 2 which are arranged in a vertical plane and close the building opening are lifted, and the panels 5 are sequentially passed from the upper panel 5 passing through the guide sprocket 9 immediately above the guide rail 3. 5 guide rollers 6
Are transferred from the vertical guide rails 3 to the panel storage rails 10 that are installed in the shutter storage case 4 in the horizontal direction in the front lower direction, and the panels 5 arranged in a plane are arranged side by side in the thickness direction. It is housed in 4 and the building opening is opened.

To close the shutter, the guide sprocket 9 is driven in the closing direction when the shutter opening / closing device is operated to be closed, and the panels 5 accommodated in parallel in the thickness direction are sequentially pulled out, and each time the guide sprocket 9 is passed through. They are arranged in a vertical plane and descend along the guide rails 3 to close the building opening.

1 to 3 show an embodiment of the upper frame structure of the panel according to the present invention. In the figure, 7 is the same as the above-mentioned, which supports the guide roller 6 and the roller chain 8 is attached. The guide roller shaft, 7a is a retaining groove formed at the end of the guide roller shaft 7, 11 is a bearing body that fits and supports the guide roller shaft 7 on the left and right ends of the upper frame 5a of the panel 5, 12
Is a bearing body 11 formed in the left and right direction within the upper frame 5a of the panel 5.
Is a sliding groove.

The bearing body 11 is a prismatic shape in which the upper surface shoulder is slightly cut away and the upper surface width is slightly wider than the shaft diameter d of the guide roller shaft 7. The shaft hole 11a into which the guide roller shaft 7 is fitted and the end portion are formed. A set screw hole 11b is formed near the end. Sliding groove 1 of bearing body 11
2 is a bearing body 1 that surrounds both side surfaces and a bottom surface of the bearing body 11.
The upper frame 5a is formed in a three-sided groove shape having the same shape as the cross section of 1, and the upper frame 5a located at the left and right ends of each panel 5 is wider than the shaft diameter d of the guide roller shaft 7 and An opening 12 having a notch width B'which is narrower than the body width B of the bearing body 11.
a is formed so as to communicate with the lower sliding groove 12 from the upper surface of the upper frame 5a, and the guide roller shaft 7 is formed through the opening 12a.
Although it is possible to pull out above the panel 5, the bearing body 11 can slide in the sliding groove 12 only in the left-right direction, and cannot be pulled out above.

In the above structure, in order to mount the guide roller shaft 7 on the panel 5, the guide roller shaft 7 is inserted into the opening 12a on the upper surface of the sliding groove 12 of the bearing body 11 from above the upper frame 5a of the panel 5. After that, slide the bearing body 11 previously fitted into the sliding groove 12 from the left and right ends of the upper frame 5a toward the guide roller shaft 7 using the tip of a driver inserted through the opening 12a. The guide roller shaft 7 is fitted into the shaft hole 11a. Then, if the set screw 13 is screwed into the set screw hole 11b of the bearing body 11, the guide roller shaft 7 is mounted on the upper frame 5a of the panel 5.

To remove the guide roller shaft 7 from the panel 5, the set screw 13 is removed and the bearing body 11 is slid in the sliding groove 12 in the separating direction to open the guide roller shaft 7 separated from the bearing body 11. It can be pulled out above the upper frame 5a through the portion 12a.

[Effects of the Invention] As described above, according to the present invention, each end of each of a plurality of panels arranged in parallel in the vertical position is suspended by a series of roller chains via a guide roller shaft. A bearing body is inserted through the upper frame so that the guide roller shaft is inserted in the slide groove so as to be slidable in the left-right direction. The opening that allows insertion and removal is formed so as to communicate with the lower sliding groove from the upper surface of the upper frame, and when the panels are attached and removed, only the guide roller shaft is configured to be inserted and removed from the opening. The roller shaft can be mounted or pulled out from above the panel upper frame through the opening without installing it from the side of the panel or pulling it out to the side, which is conventionally required when repairing or replacing the panel. The space on the side of the panel was The effect is that it is unnecessary, and in particular, the panel repairing and replacing work in the panel storage section behind the ceiling becomes easy.

[Brief description of drawings]

1 to 3 show an embodiment of the present invention. FIG. 1 is a longitudinal sectional view of an essential part, FIG. 2 is a plan view of the essential part, and FIG.
FIG. 4 is a cross-sectional view taken along the line AA in the figure, FIG. 4 is an overall perspective schematic view of the panel shutter, and FIG. 5 is a longitudinal cross-sectional view of a main part showing the upper frame structure of the panel in the conventional panel shutter. In the figure, 1 ... Panel shutter, 2 ... Shutter curtain,
3 ... Guide rail, 4 ... Shutter storage case, 5 ...
… Panel, 5a …… Upper frame, 6 …… Guide roller, 7 …… Guide roller shaft, 7a …… Prevention groove, 8 …… Roller chain, 9 …… Induction sprocket, 10 …… Panel storage rail, 11… … Bearing, 11a …… Shaft hole, 11b …… Set screw hole, 12 …… Sliding groove of bearing, 12a …… Opening, 13 ……
Set screw, d ... Shaft diameter of guide roller shaft, B ... Width of bearing body.

Claims (1)

(57) [Scope of utility model registration request] 1. Sliding grooves in the left-right direction on the upper frame of each panel for suspending each end of each of a plurality of panels arranged in parallel in the vertical position on a series of roller chains via a guide roller shaft. And a slide roller is provided with a bearing body into which a guide roller shaft is removably fitted so as to be slidable in the left-right direction, and an opening portion into which the guide roller shaft can be inserted and removed, The upper frame structure of a panel in a panel shutter, characterized in that the upper frame of the upper frame is connected to the lower sliding groove so that only the guide roller shaft is inserted into and removed from the opening when attaching and detaching each panel. .