JP2006145820A - Illumination display apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an inexpensive illumination display apparatus in which strength as a display section is not required and a printed display face is not damaged and no static electric charge is generated and a display content is easily changed. <P>SOLUTION: The illumination display apparatus comprises; carrier belt bodies 1a and 1b which move in parallel; a plurality of optical transparency display sheets 2a and 2b which are held so as to be removable between the carrier belt bodies 1a and 1b; a window frame body 4 arranged on one side of the optical transparency display sheets 2a and 2b; a backlight 5 provided on the other side of the optical transparency display sheets 2a and 2b, which is corresponding to window frame 6 of the window frame body 4. It is desirable that the carrier belt bodies 1a and 1b are timing belts, and freely rotated by being supported by a rotating body 10 with an endless structure. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an electrical display device used as an advertisement signboard, a station time display board, and the like, and has a plurality of change display units.

Conventionally, as an electrical display device having a plurality of change display portions, like a bus destination display plate, between the two winding rollers, both ends of a light transmissive film having a plurality of display portions are wound, There has been provided a film that is wound up and rewound by a motor while applying a predetermined tension to the light-transmitting film.
Japanese Utility Model Publication No. 7-37385

  The conventional electric display device has an advantage that a large number of display portions can be provided. However, the light-transmitting film used there prevents loosening at the start and stop of winding and rewinding as well as winding and rewinding. However, there is a problem in that a durable device having a predetermined thickness is prepared and used so as to withstand the brake applied and the tension applied after the stop, and that a plurality of motors are required, so that the apparatus is expensive.

  Furthermore, since the print display surface is damaged by rubbing the films together when the light-transmitting film is wound and rewound, printing with a special ink is indispensable. Further, there is a problem that static electricity is generated by rubbing the films at the time of winding and rewinding the light transmissive film, and dust is sucked up. In addition, it was necessary to change the entire light transmissive film in order to change the display portion.

  In view of the above circumstances, the present invention does not require strength as a display unit, does not cause damage to a printed display surface, does not generate static electricity, and is very easy to change display contents, and provides an inexpensive electric display device. The purpose is to do.

  In order to solve the above-described problems, the electrical display device of the present invention includes a transport strip that moves in parallel, a plurality of light-transmissive display sheets that are detachably held between the transport strips, and the light-transmissive display. A window frame disposed on one side of the sheet, and a backlight provided on the other side of the light transmissive display sheet corresponding to the window frame of the window frame. 1).

  According to the present invention, the light-transmitting display sheet is held by the transporting strip that moves in parallel, and the necessary tension is not applied to the light-transmitting display sheet because the necessary tension is applied to the transporting strip, There is no need to consider the strength, and various light-transmitting display sheets can be used. Further, the printing method is also free and can be provided at low cost. Furthermore, since the light-transmitting display sheet is detachably held on the parallel-moving transport strip, it is easy to change existing display contents.

  In one embodiment of the present invention, the parallel-moving transport strip is a timing belt (claim 2). According to this embodiment, the parallel movement of the conveying strip is accurately performed, and the light-transmitting display sheet is not distorted or deformed. However, a normal belt may be used.

  In another embodiment of the present invention, the parallel-moving transport strip is a chain (Claim 3). According to this embodiment, the same effect as the timing belt can be obtained.

  Furthermore, another embodiment of the present invention is characterized in that the parallelly moving transport strips are each configured to be endless, and are further supported by a rotating body so as to be rotatable (claim 4). According to this embodiment, it is possible to make the whole compact and to provide a plurality of light transmissive display sheets on an endless conveying strip, and to change the display of the plurality of light transmissive display sheets. It can be easily performed manually and automatically as described below.

  For example, the weekday timetable of the train is held on the transport strip located on the front window frame, and the holiday timetable is held on the transport strip located on the back.In the case of single-sided display, the weekday timetable or holiday timetable is displayed on the front. In the case of double-sided display, it is possible to display the weekday timetable on the front and the holiday timetable on the back simultaneously.

  Furthermore, another embodiment of the present invention is characterized in that one of the rotating bodies that support the parallel-moving transport strip is rotatable forward and backward by power (Claim 5). According to this embodiment, the display content can be automatically changed in a timely manner using a timer or the like. The electrical display device of the present invention can be used in the vertical and horizontal directions.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a partially cutaway perspective view of an essential part of an electrical display device according to the present invention, FIG. 2 is a partially cutaway longitudinal sectional view, and FIG. 3 is a perspective view of a conveying strip portion showing a mounting state of a light transmissive display sheet. FIG. 4 is a longitudinal sectional view showing another embodiment, and FIG. 5 is a perspective view showing an embodiment of a tension roller.

  In FIGS. 1 to 3, 1a and 1b are conveying strips composed of a timing belt that moves in parallel, 2a and 2b are held between the conveying strips by a fastening device 3, and a plurality of necessary items are displayed by printing or the like. 4 is a window frame disposed on one side of the light transmissive display sheet 2a, and 5 is the other of the light transmissive display sheet 2a corresponding to the window frame 6 of the window frame 3. It is the backlight provided in the side surface.

  Further, 7 is a transparent cover made of acrylic resin or the like covering the window frame 6 part, and 8 is an opening / closing door provided on the back part of the frame 9 for exchanging the light transmissive display sheets 2a and 2b.

  In the embodiment described above, the conveying strips 1a and 1b are each configured to be endless, and are further supported by a rotating body 10 including a timing pulley so as to be rotatable.

  In the present invention, the light-transmitting display sheets 2a and 2b are configured to be detachable from the transport strips 1a and 1b. That is, the fastening device 3 is provided at a horizontal position of the conveying strips 1a and 1b with an interval for fastening the upper end portion and the lower end portion of the light transmissive display sheets 2a and 2b. The transmissive display sheets 2a and 2b are configured to be detachable from the transport strips 1a and 1b. In addition, as the said fastening tool 3, it is preferable to set it as the structure which can pinch | interpose and cancel | release the upper end part and the lower end part of the said translucent display sheet 2a, 2b, respectively.

  The backlight 5 is provided on the other side surface of the light transmissive display sheet 2a (2b) corresponding to the window frame 6, and irradiates the back surface of the light transmissive display sheet 2a (2b). In the embodiment shown in FIG. 1, the light-transmitting display sheets 2a and 2b are continuous, but may be provided separately.

  In the above configuration, when the display content is changed, for example, when the light transmissive display sheet 2a is changed to the light transmissive display sheet 2b, the rotation body 10 is rotated by an appropriate method. it can.

  The display content on the light transmissive display sheet 2b can be changed manually from the display on the light transmissive display sheet 2a. However, if it is automatically performed, one of the conveying strips 1a and 1b can be changed. In other words, one of the upper and lower rotating bodies 10 may be driven by a motor 11, and the motor may be controlled by a timer or the like to rotate the transport strips 1a and 1b forward or backward. .

  For example, to-be-detected bodies 12a and 12b are provided on the fastening device 3 for holding the light-transmitting display sheets 2a and 2b provided on the conveying strips 1a and 1b, respectively. Sensors 13a and 13b are respectively provided on the upper and lower sides of the sensor, and after the motor is driven by operating a switch (not shown), the motor is detected when the sensor 13a or 13b detects the arrival of the sensed body 12a or 12b. What is necessary is just to make it the structure which can be stopped. Furthermore, the switch operation may be controlled by a timer.

  In FIG. 2, the electric display device is configured to stand on a support plate 14 and be movable by casters 16. However, the electrical display device according to the present invention can be installed at any location, such as being placed on the wall surface as well as being laid sideways.

  4 and 5 show another embodiment of the present invention. This embodiment is different from the above embodiment in that a large number of the light transmissive display sheets 2a and 2b are held. In addition, the same code | symbol is attached | subjected to the part similar to the said Example.

  In this embodiment, the conveying strips 1a and 1b are meandered in the frame 9 to be elongated, and the light-transmitting display sheets 2a, 2b and 2c are held therebetween.

  That is, the conveying strips 1a and 1b are supported by the rotary bodies 16, 16, and 16 and the tension pulleys 17 and 17 including timing pulleys in addition to the rotary body 10, and are configured to be as compact as possible as a whole. ing.

  The tension pulleys 17 and 17 do not mesh with the conveying strips 1a and 1b made of a timing belt, but contact with the fastening device 3 on the contrary, as shown in FIG. A recess 18 for receiving the fastener 3 is formed.

  In addition, the present invention is not limited to the embodiments shown in FIGS. 4 and 5, and a large number of light-transmitting display sheets can be incorporated by extending the configuration. Note that manual and automatic display changes of the light-transmitting display sheets 2a, 2b, and 2c held on the transport strips 1a and 1b are the same as those in the embodiment shown in FIGS.

It is a partially notched perspective view of the principal part of the electrical decoration display apparatus which concerns on this invention. It is a partially cutaway longitudinal cross-sectional view. It is a perspective view of the conveyance strip part which shows the attachment state of a light transmissive display sheet. It is principal part sectional drawing which shows other one Embodiment. It is a perspective view which shows one Example of a tension roller.

Explanation of symbols

1a, 1b Conveying strip 2a, 2b Light transmissive display sheet 4 Window frame 5 Backlight 6 Window frame 10 Rotating body

Claims (5)

Conveying strip that moves in parallel, a plurality of light-transmitting display sheets that are detachably held between the transport strips, a window frame disposed on one side of the light-transmitting display sheet, and the window frame And a backlight provided on the other side of the light-transmitting display sheet corresponding to the window frame of the body. The electric display device according to claim 1, wherein the parallel-moving transport strip is a timing belt. The electric display device according to claim 1, wherein the parallel-moving transport strip is a chain. The electric display device according to claim 1, 2 or 3, wherein the transporting strips that move in parallel are each configured to be endless, and are supported by a rotating body and are rotatable. The electric decoration display device according to claim 4, wherein one of the rotating bodies that support the parallel-moving transport strip is rotatable forward and backward by power.

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