JPH0636233Y2 - Shutter sheet opening / closing device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Industrial Field of the Invention The present invention relates to a shutter sheet opening / closing device.

BACKGROUND OF THE INVENTION Conventionally, in a work place such as a factory, a plurality of strip-shaped transparent vinyl sheets are hung at a predetermined place so that both edges are slightly overlapped for shielding or partitioning in a factory for shielding entrances and exits, or partitioning in a factory, Or, a shutter sheet is generally known in which such a vinyl sheet is attached to a frame having a certain width, and the frame is slid along a guide rail so that the sheet is double-folded, triple-folded, and opened / closed. There is.

However, in the case of such a fixed type shutter sheet, the vinyl sheet has to be pushed out or pushed apart to get in and out, so that the shutter sheet is caught by a dolly or a moving vehicle, or manually. It was troublesome because it had to be dispelled, and in the sliding type, there were problems that a plurality of guide rails had to be installed in parallel and that it could not be widely opened.

Therefore, the purpose of this invention is to move along a guide rail so that multiple vinyl sheets can be turned 90 degrees side by side and stacked along the wall to store them in order to solve such problems. An object of the present invention is to provide a shutter sheet opening / closing device capable of turning and opening / closing a wide range of vinyl sheets.

In order to achieve the above-mentioned object, according to the present invention, an opening / closing device for a shutter sheet is slidably supported by a roller at a center along a guide rail. The frames for suspending the vinyl sheets are jointly connected to the adjacent frames by connecting rods, and the diagonally projecting arms are fixed to one end of each frame and the arms of the outermost frame are attached along the wall along the wall. A movable guide wheel is provided, and the end of the outermost frame is pivotally connected to a wall by a connecting rod having a long groove, one end of which is a long groove of the lever pivotally supported by the suspension supporting shaft center of the roller. It is characterized in that the frame for suspending the vinyl sheet is slidably supported so as to be movable and turned along the guide rail by being pivotally connected to the ends of the arms of the adjacent frames via.

In such a shutter sheet opening / closing device of the present invention, a plurality of frames slidably supported by a roller and a suspension rod along one guide rail are jointed by a connecting rod, an arm and a lever. By connecting the frames, the frames can be folded and stored 90 degrees relative to the rails when they are opened and stacked when closed, and the frames that have been folded and housed can be sequentially pulled out and aligned in a straight line along the rails when closed.

Embodiment As shown in FIG. 1 of the drawings, an opening / closing device 10 for a shutter sheet 1 according to the present invention is attached to a ceiling or a wall by an appropriate mounting bracket 5 at a desired entrance / exit of a factory to be shielded or a room to be partitioned. The belt-shaped transparent vinyl sheet 2 is attached to a plurality of frames 12 for suspending and supporting vinyl sheets which are slidably supported by the rollers 14 along the guide rails 11 provided. The frames 12 are arranged in a line in a straight line along the guide rails 11 to form a single shield or partition sheet in which the vinyl sheets 2 are continuous. In the stored state, the vinyl sheets 2 are overlapped with each other on the guide rails 11. On the other hand, it is designed to be turned sideways by 90 ° and stored parallel to the wall 3, so that each frame 12 can be stored in the required storage position by turning 90 ° when opening and closing. At the same time, when the drawers are drawn out, the frames 12 housed one on top of the other can be drawn out continuously so that they are aligned.

Therefore, as shown in FIGS. 1 and 2, each frame 12 is slidably supported by a roller 14 along a guide rail 11, and a hanging rod 15 extending downward from the roller 14 is attached to the center of the frame 12. Has been. As shown in FIG. 2, the frame 12 is made of a channel material having a square C-shaped cross section and made of steel, aluminum or other metal material, and has teeth formed in a comb shape at the bottom thereof. The rectangular vinyl sheet 2 is suspended and supported by the hanging metal fitting 4.

The guide rail 11 by means of the roller 14 and the central hanging rod 15
A plurality of frames 12 suspended and slidable along
A number of frames 12 corresponding to the size of the opening at the required position to be opened and closed are jointly connected to each other by a connecting rod 20. That is, the outermost first frame 12A is pivotally attached at the end on the wall 3 side to the other end provided with the long groove 17 of the short connecting rod 16 whose one end is pivotally attached to the metal fitting 18 of the wall 3, At the other end of the first frame 12A is connected to the adjacent second frame 12B by the connecting rod 20, and similarly, the adjacent second frame 12B is connected to the next third frame 12C by the connecting rod 20. In this way, the adjacent fourth and fifth frames 12D ... And so on are successively connected by a required length. An arm 21 projecting obliquely is fixed to the end of the first frame 12A on the wall 3 side, and a guide wheel 22 is rotatably provided at the end of the arm 21. A lever 24 is pivotally attached to the lower portion of the suspension rod 15 at the center of the first frame 12A. A long groove 25 is provided at the other end of the lever 24, and is pivotally attached to the end of the arm 21 which is obliquely projected and fixed to the end of the second frame 12B. Further, a holding magnet device 28 is provided at the end of the first frame 12A so as to maintain alignment with the adjacent second frame 12B,
As shown in FIG. 3, when aligned, the magnet 29 of the holding magnet device 28 is attracted to the adjacent second frame 12B so that the adjacent second frame 12B is fixedly held so that the adjacent second frame 12B is aligned. is doing.

Similarly, the second frame 12B is the adjacent third frame 1
2C is connected by a connecting rod 20, and a lever 24 is pivotally attached to the lower part of the hanging rod 15 at the center of the second frame 12B.
Is attached to the end of an obliquely protruding arm 21 fixed to the end of the second frame 12B, and a holding magnet device 28 for maintaining alignment with the third frame 12C is provided at the end of the second frame 12B. It is provided. In this way, the third and fourth frames 12
C, D, etc. are continuously connected in the same way.

The operation of opening and closing the shutter sheet 1 by the opening / closing device 10 of the shutter sheet 1 of the present invention having the above-described structure will be described. To explain, in the closed state as shown in FIG. Frame 12,
For example, pulling the frame 12D in the direction of arrow 30 in FIG. 3 either directly on the fourth frame 12D or by operating a string (not shown) attached to the end of the lever 24 of the same frame 12D,
A force is transmitted from the fourth frame 12D to the third, second and first frames 12C, B, A in the direction of the arrow 30,
First, when the guide wheel 22 at the end of the first frame 12A hits the wall 3 and the guide wheel 22 starts to move slightly along the wall 3, first, the short connecting rod 16 starts to bend, so that the lever 24 and the connecting rod are connected. 20 gradually folds and turns into the first, second, third,
All of the fourth frames 12A, B, C, D start to change direction, and eventually, as shown in FIG. 4, they are all changed to 90 ° with respect to the longitudinal direction of the rail 11 or folded,
Therefore, as shown in the drawing, the frames 12A, B, C, and D are sequentially stored in a state of being overlapped with each other, and the shutter sheet 1 is opened to a required width.

The first, second, third, and third stored in the state shown in FIG.
When pulling out the fourth frames 12A, B, C, D to close the shutter sheet 1, the string attached to the fourth frame 12D at the end in FIG. When pulled to the third frame, the third frame, the second frame, the first frame 12C, the second frame, and the first frame 12C are sequentially pulled out, and then all the frames 12D, C, B, and A are turned to the third frame. As shown in the figure, the shutter sheet 1 is closed by aligning it in a straight line, and the holding magnet devices 28 are firmly attracted to each other by the adjacent frames.
All of A, B, C and D are held in a straight line.

According to the shutter seat opening / closing device of the present invention configured as described above, the shutter sheet frame at the portion to be shielded is divided into a plurality of frames, and a predetermined number of frames are connected to each other. By jointly connecting each frame and suspending and supporting each frame slidably along one guide rail, each frame at the required position of the shutter sheet was folded 90 degrees to the rail when opening and closing and folded. It can be stored in a state where it can be opened and closed smoothly and smoothly and can be opened and closed easily by hand, and it can also be automatically performed when necessary.When storing, it can be folded in order from the end frame. The rest of the shutter sheet is always closed in a straight line, and when pulling out the stored frame, the It can be pulled out from the frame in order and aligned in a straight line, you can close the shutter sheet at a predetermined location, you can freely open and close the shutter sheet at the required location such as half of the shutter sheet, 1/3, The frame of the closed shutter sheet is firmly held by the holding magnet device so that the frame aligned in a straight line does not collapse, and the opening and closing device is easy to install, just insert the built-in roller into the guide rail. It is possible to achieve effects such as easy attachment.

[Brief description of drawings]

FIG. 1 is a schematic view showing a shutter sheet using the shutter sheet opening / closing device of the present invention, FIG. 2 is an end view of a mounting portion of the shutter sheet, and FIG. 3 is a plan view of a frame portion of the shutter sheet in a closed state. 4 and 5 are plan views of the frame portion of the shutter sheet in the open state. In the figure, 1: Shutter sheet, 2: Vinyl sheet, 3:
Wall, 4: Hanging fitting, 5: Mounting fitting, 10: Switchgear, 11: Guide rail, 12, 12A, 12B, 12C, 12D: Frame, 14: Roller, 15: Hanging rod, 16: Short connection Rod, 17: long groove, 18: metal fittings, 20: connecting rod, 21: arm, 22: guide wheel, 24: lever, 2
5: long groove, 28: magnetic device for holding, 29: magnet.

Claims (1)

[Scope of utility model registration request] 1. A frame for suspending and supporting a vinyl sheet, which is suspended and supported in the center by a roller so as to be slidable along one guide rail, is jointly connected to adjacent frames by a connecting rod, and one end of each frame is connected. A guide wheel that moves along the wall is provided at the end of the arm of the outermost frame by fixing the diagonally projecting arm to the wall, and the end of the outermost frame is attached to the wall by a connecting rod having a long groove. A frame for suspending and supporting a vinyl sheet, which is pivotally connected and one end of which is pivotally connected to an end of an arm of an adjacent frame through a long groove on the other end of a lever whose one end is pivotally supported by a suspension supporting shaft center of a roller. An opening / closing device for a shutter sheet, wherein the shutter seat is slidably supported so as to be able to move and turn along a guide rail.