JPH0326231Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] The present invention uses electric wires or optical fibers as power lines and signal lines for obstacle detection, lighting, alarms, etc. of safety devices installed at the bottom of slat winding type shutters. Regarding cable wiring.

[Conventional technology]

Shutters installed in buildings, shops, etc.
Since the shutter body is wound overlappingly, it is inappropriate to wire the shutter body, and therefore, the only option is to install a battery-powered device to detect obstacles below when the shutter is closed, or to provide a warning device. Ta. Furthermore, it was impossible to install lighting devices and the like because of their large power consumption.

[Problem that the invention attempts to solve]

Therefore, although a limit switch is installed below the shutter to detect obstacles and turn off the power, or to emit a warning sound or light, the reliability of the battery type is low, and the battery also constantly monitors the voltage, etc. The problem was that it had to be done.

[Means for solving problems]

As a technical means to solve this conventional problem, the present invention is to provide a wiring structure for the shutter that enables the wiring of various operating electric wires and optical fiber cables to the shutter. As a means, in the present invention, a screen wound in a roll on a shaft is installed so as to be in pressure contact with the feeding part of a slat winding type shutter, and as the shutter is fed out, the screen is expanded so as to be attached to the front of the shutter. is,
The present invention also provides a wiring structure for a shutter, characterized in that the screen is wired with electric wires or optical fiber cables.

[Effect]

Therefore, in the present invention, when the shutter is extended, the screen is expanded to cover the front of the shutter, and the screen is wired with electric wires or optical fiber cables as power lines and signal lines, so that when the shutter is closed, Designed letters and pictures are displayed on the screen in front, and if there is an obstacle below the shutter, the limit switch detects this and transmits it to the control panel via a signal line, which allows the shutter to be extended and the power to the motor that is driving it to be turned off. can. Further, by installing an alarm, illuminating light, warning light, etc. below the shutter and transmitting power through a power line, it is possible to issue an alarm or turn on the light.

Furthermore, since optical fiber cable wiring is provided, it is also possible to send signals and light for decorative purposes.

〔Example〕

Embodiments of the present invention will be described below with reference to the drawings.

In this embodiment, the main components are a display device 1, wiring 2, power supply device 3, and safety device 4.

In addition, 5 is a shutter body, 6 is a slat, 7 is a pressing device, and 8 is a winding device.The slats 6 are connected to form the shutter body 5, which is wound or rewound by the winding device 8 to form the shutter body. Open and close 5.

The display device 1 also has a thin stainless steel plate 11 on the surface of the flexible magnetic plate 10.
Screen 12 Shaft 1 formed by adhering
3 in a roll shape, and the shaft end 1 of the shaft 13
4 and 14 are pressed in one direction by a pressing device 7. The pressing device 7 includes a bracket 16
A long groove 17 is formed in the shaft end 17, and a pressing shoe 19 engaged with a spring 18 is configured to press a bearing 20 provided on the shaft end 14 along the long groove 17 in one direction.

The roll-shaped screen 12 is installed so as to be in pressure contact with the shutter body 5.

The power supply device 3 is attached to one shaft end 14, and transmits power, signals, etc. by bringing the slip ring 21 into contact with the power supply shoe 22.
Further, the wiring 2 is connected to the slip ring 21 and extends through the end of the screen 12 to the lower end. The wiring 2 is taken in from an electric wire intake provided at the lower end of the shutter body 5 and connected to the safety device 4.

In the safety device 4, an obstacle sensing shoe 23 is provided at the lower end of the shutter body 5 over almost the entire length, and a limit switch 24 is actuated by the movement of the sensing shoe 23. Further, the sensing shoe 23 is formed of a transparent plate made of acrylic, and green and red illumination lights 25 and 26 are provided at the upper cut end. Furthermore, a small speaker 27 is attached to the safety device 4 as an alarm.

As shown above, since the roll-shaped screen 12 is provided in pressure contact with the shutter body 5, when the shutter body 5 is unwound, the roll-shaped screen 1
2 is rotated by frictional resistance, and the screen 12
Since the magnetic plate 10 is used, it is attached to the shutter body 5 and drawn out, and is expanded so as to be attached to the front surface of the shutter body 5. Furthermore, power supply and signals can be transmitted from the outside through the power supply shoe 22 and the slip ring 21, and these are transmitted to the safety device 4 through the wiring 2. If the green illumination light 25 is turned on while the shutter body 5 is being closed, the acrylic sensing light 23 will shine green to indicate illumination and a caution signal. Further, when the shutter body 5 approaches a dangerous area, the red illumination light 26 changes to indicate a danger signal. Further, the small speaker 27 emits a warning sound or a danger sound in conjunction with the illumination light.

Furthermore, if an obstacle is left below the shutter body 5, when the sensing shoe 23 hits it and activates the limit switch 24, the winding device 8
Turn off the power and stop the motor immediately.

In addition, an optical fiber cable 28 having a light-receiving surface for the illumination lamp is introduced from the screen 12, or a light-receiving surface is formed on the screen 12, and the light from the illumination lamp is introduced into the screen 12 to create a design on the screen using the optical fiber cable 28. It can be formed so that key points are illuminated, or it can be connected to a safety device to transmit signals using light.

Therefore, according to this embodiment, the display device 1 is provided on the front surface of the shutter body 5, so that when the shutter is closed, designed characters and pictures are displayed on the screen 12. Furthermore, since the wiring 2 is provided on the screen 12, safety can be ensured by reliably transmitting shutter stop commands, lighting, and warnings by detecting obstacles on the bottom surface of the shutter, which was previously impossible.

Although the embodiment of the present invention has been described above with reference to the drawings, the specific configuration of the present invention is not limited to this embodiment, and the present invention may be modified without departing from the gist of the invention. included in the technical scope of

For example, although the shutter is shown as opening and closing in the vertical direction, it can of course be applied to a shutter opening and closing in the left-right direction.

Although power and signals are transmitted to the shutter using a slip ring provided at one end of the shaft, the present invention is not limited to this, and as shown in FIGS. A cable 43 is formed by integrating a large number of electric wires 42 on the upper surface of the attached cable, and the cable 43 is wound and stored in a cable winder 44 or the like. Then, when the terminal is connected to the shutter body 5 and pressed against the shutter body 5 by the roller 45, the cable 43 is paid out from the cable winder 44 and follows the shutter body 5 as the shutter body 5 is opened and closed.
transmit signals and power from Also, screen 12
The wiring provided on the screen may be distributed to key points designed on the screen to cause light emitting elements and the like to emit light. Note that the cable 43 is not limited to the magnetic plate 40 described above, but may be formed by forming a flat part 45 on the cable body 44, applying an adhesive 46 thereto and attaching it to the shutter body 5, or without applying any adhesive. The cable may be fixed to the shutter main body 5 using rollers arranged as appropriate.

In addition, although the screen 12 is formed by attaching the thin stainless steel plate 11, which is a magnetic material, to the surface of the flexible magnet plate 10, the present invention is not limited to this, and as shown in FIG. Several strips of tape-shaped magnets 47 may be fixed, or as shown in FIG.
Alternatively, only the stainless steel plate 11 may be attached.

Further, as shown in FIG. 11, only the magnetic plate 10 may be used as the screen 12, or as shown in FIG. may be fixed.

In addition, in all of the above-described embodiments, magnetic plates or magnetic pieces were used to attach the screens by magnetic force, but the present invention is not limited to this, and as shown in FIG. Alternatively, as shown in FIG. 14, several strips of adhesive tape 51 may be fixed and attached to the shutter body 5.
Also, as shown in FIG.
Alternatively, the screen may be attached to the shutter body by fixing the screen to the back surface of the screen and the front surface of the shutter body 5 and bringing them together. In any of these cases, the wiring 2 may be fixed to the back surface of the screen.

[Effect of idea]

As described above, according to the present invention, by having the structure having the above characteristics, the screen is developed in front of the shutter when the shutter is closed, so that various designs drawn on the screen can be developed. Also, since wiring is provided on the screen, the safety device attached to the slat winding type shutter can be activated to safely open and close the shutter. Another advantage is that by distributing electric wires and optical fiber cables on the screen, key points of the design on the screen can be illuminated.

[Brief explanation of the drawing]

Fig. 1 is a partially cutaway front view showing the entire embodiment of the present invention, Fig. 2 is a sectional view showing the main parts, Fig. 3 is an explanatory view showing the slip ring attachment part, and Fig. 4 is the safety device. FIG. 5 is an explanatory diagram showing the pressing device, FIG. 6 is a sectional view showing another embodiment, FIG. 7 is a sectional view showing the same cable, and FIG. 8 is another embodiment of the same cable. A cross-sectional view showing an example, FIG. 9 is an explanatory view showing another embodiment of the screen in which a tape-shaped magnet is fixed to a stainless steel plate, and FIG. 10 is an explanatory view in which a magnet piece is fixed to each slat of the same shutter. , Fig. 11 is an explanatory diagram in which only the same magnetic sheet is used as a screen, Fig. 12 is an explanatory diagram in which the main part of the shutter slat is magnetized, and Fig. 13 is an explanatory diagram showing another embodiment of the screen. Explanatory drawing of adhesive applied to the 1st
Figure 4 is an explanatory diagram of several strips of adhesive tape fixed, Figure 15
The figure is an explanatory diagram in which a hook-and-loop fastener is fixed to the back surface of the screen and the front surface of the shutter, and the screen and shutter are attached to each other by mating. 2: Wiring, 5: Shutter body (shutter),
6: Slut, 12: Screen, 13: Shaft.

Claims (1)

[Scope of utility model registration request] A screen wound in a roll on the shaft is installed so as to be in pressure contact with the feeding part of a slat winding type shutter, and as the shutter is fed out, the screen is expanded so that it is attached to the front of the shutter, and the screen is attached to the screen. A wiring structure for a shutter characterized by wiring with electric wires or optical fiber cables.