JP2001075509A - Electric bulletin board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an inexpensive electric bulletin board which is good in assembly workability, is good in look and is light in weight and compact. SOLUTION: This electric bulletin board is constituted by forming long side frames 1 and 1 and short side frames by extruded profiles of aluminum. Guide grooves 11 and 11 for fitting a printed circuit board 41 of an LED display board 4 are formed in a longitudinally inserted form at both side edges on the inner side of the long side frames 1. The respective ends of both long side frames 1 and 1 and the respective ends of both short side frames are joined via corner members.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to an electronic bulletin board.

[0002]

2. Description of the Related Art Recently, pachinko parlors, supermarkets, banks,
Electronic bulletin boards are used in department stores, various event venues, and the like to provide various information. For example, as shown in FIG. 11, there is a double-sided electronic bulletin board in which the same two electronic bulletin boards a and a are arranged back to back so that information can be widely provided in both front and rear directions.

In each of the electronic bulletin boards a, a plurality of LED display boards b are arranged in front of a case body c made of a sheet metal material. , A controller, a data input / output connector, a power connector, a harness, and the like are connected and housed, and the LED display boards b are individually screwed to the case body c. Therefore, the electric bulletin board a is placed on the receiving portion e of the durable pole d because of its heavy weight.

[0004]

In the conventional double-sided electric bulletin board as described above, not only the LED display boards b are individually screwed to the case body c, but also the internal wiring is complicated. There was a difficulty in sex, and it took a lot of time and cost. In addition, in order to store many components inside, it is necessary to form the case body c with high rigidity, so that the weight is generally large, and the entire case body c is bulky compared to the display area, so that the appearance is good. It was not good.
Also, because of its heavy weight, it could not be easily suspended and supported.

Accordingly, an object of the present invention is to provide an inexpensive electronic bulletin board which has good workability in assembling, has good appearance, is lightweight and compact.

[0006]

According to the present invention, means for achieving the above-mentioned object are constituted as follows. That is, an electronic bulletin board comprising a rectangular frame formed by inserting a pair of short side frames between both ends of a pair of long side frames arranged in parallel, and attaching an LED display panel to the frame body. The long side frame and the short side frame are formed of an extruded aluminum material, and guide grooves for fitting the printed circuit board of the LED display panel are vertically formed on both inner edges of the long side frame. Each end of the both long side frames and each end of the both short side frames are joined.

It is also preferable that a controller for instructing display contents of the LED display panel and a power supply unit are provided outside the frame body and connected by electric wiring. In addition, the controller may display independent display contents on a plurality of display units. Or,
It is also preferable that the display contents of the LED display panel can be changed by changing a software program of the controller. Further, a CCD camera for monitoring may be attached to the frame.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the drawings showing embodiments of the present invention.

FIG. 1 is a sectional view of a double-sided electronic bulletin board, and FIG. 2 is a front view. In these figures, reference numeral 1 denotes a pair of long side frames arranged in parallel to each other, and 2 denotes both long sides thereof. A pair of short side frames which are connected and joined between both ends of the frames 1 and 1 thereby forming a rectangular frame body 3, and LED display panels 4 and 4 are provided on both front and rear surfaces of the frame body 3. Installed. In FIG. 2, reference numeral 42 denotes an LED (light emitting diode).
In the present embodiment, one display section 30 is formed by four LED display panels 4. (Note that this LED display panel 4 ...
The number of is free to increase or decrease. )

The long-side frame 1 and the short-side frame 2 are formed of an extruded aluminum material.
U-shaped guide grooves 11, 11 for fitting the printed circuit board 41 of the LED display panel 4 are formed vertically facing each other, and each end of the long side frames 1, 1 and both ends are formed. Cut each end of the short side frames 2 and 2 at an inward inclining angle of 45 degrees, and connect each end with a self-tapping screw (screw).
5 ... are joined.

The long side frame 1 is, as shown in FIGS.
Both side portions 13, 13 of the flat side wall surface 12 are formed in a curved surface, and a step portion 14, in which the plate 7 is fitted, is formed inside.
14 and the flat portions 1
5 and 15 are formed, and partially open circular grooves 16 and 16 are formed on the side edges.
Are formed vertically, and the above-described guide grooves 11, 11 are formed in parallel with the positions close to the circular grooves 16, 16.

On the other hand, the short side frame 2 also has the same cross-sectional shape as the long side frame 1, and both side portions 23, 23 of the side wall surface 22 are formed in a curved shape, and the guide grooves 21, 21, step, Portions 24, 24, flat plate portions 25, 25, and circular grooves 26, 26 are formed. In FIG. 4, the end face of the long side frame 1 (and the short side frame 2) cut at an inward inclination angle of 45 degrees is indicated by hatching.

When assembling the frame 3 constructed as described above, first, as shown in FIG.
2, four screw holes 6 are formed in a position corresponding to the circular grooves 16, 16 of the long side frames 1, 1 in a counterbore shape, and a signal line (not shown) is provided at the time of assembly. To the signal input / output connector 31 and the power line (not shown) to the power connector 32
To each other.

Next, the edges of the printed circuit board 41 of the four LED display boards 4 are sequentially fitted and slid between the guide grooves 11, 11 of the two long side frames 1, 1 arranged in parallel. After the arrangement, both short side frames 2 and 2 are brought into contact with and correspond to the ends of the long side frames 1 and 1 so that the guide grooves 21 and 21 are provided.
The printed circuit board 41 of the LED display panel 4 arranged at both ends
, The self-tapping screws 5 are inserted into the screw holes 6, and a screw (not shown) is inserted into the end of each circular groove 16, as shown in FIG. Just wear it. The plate 7 made of transparent plastic (glass) or translucent plastic (glass) fitted to the steps 14, 24 is fixed with an adhesive or the like.

As described above, the frame 3 assembled by the four screws 5 is made of an extruded aluminum material and therefore has high rigidity, and has flat side walls 12, both side portions 13, 12. Since 13 is formed in a curved surface (round shape) and has a good appearance, and only the LED display panels 4 are housed inside, it can be formed extremely compact, and it is lightweight. is there.

Therefore, as shown in FIG. 7, for example, the frame 3 is simply suspended from a support member 10 mounted on a shelf 9 on which pachinko machines 8 are arranged in a pachinko parlor. Can be. In addition, since the extruded aluminum material is inexpensive and has good assembling workability, the cost is significantly lower than that of the conventional sheet metal. Also, disassembly is easy by removing the screws 5.

The signal lines and the power lines derived from the individual LED display panels 4 housed in the frame 3 are collectively connected to a wiring 33.
For example, it is led out from a wiring hole formed in the lower portion of the short side frame 2 or the like, and is separately disposed on a mounting table 35 (or an upper surface of the shelf 9 or the like) provided at an end of the shelf 9. Connected to a control box (incorporating a controller 361 and a power supply unit 362) 36, which can display independent display contents on each of the display units 30 based on data (software programs) input in advance. . Note that, in the example shown in FIG. 7, four display units 30 are provided, two each before and after.
In addition, the control box 36 may be installed in another place sufficiently distant in the same building and connected by long wiring. In particular, the control box 36 controls a large number of the display units 30 (with a single controller 361). You are free to do it.

A controller 361 built in the control box 36 is composed of a microcomputer, performs various processings on various signals based on a software program to be used, and causes the LEDs 42 of the LED display panel 4 to emit light. Various information can be displayed on each display unit 30 as characters (national languages), symbols, and the like. The display content displayed on each display unit 30 depends on usage conditions, purpose, location, etc.
By appropriately selecting a software program, the content can be changed to an appropriate content, and the present invention is not limited to pachinko parlors, but can be widely applied to supermarkets, banks, department stores, various event venues, and the like.

Various methods can be adopted for transmitting information to such controllers 361. For example, each controller 361 inside (or outside) a store can be used.
... The group may be connected to a host computer installed in the store (or outside the store) via a LAN (in-house information communication network) to enable batch control, or LANs located far apart from each other may be connected. Can be connected via an electronic communication network.

FIG. 8 shows another embodiment. In this case, a monitoring CCD camera 39 is incorporated into a circular hole 38 formed at a corner of the plate 7 corresponding to a corner of the frame 3 and separately provided. The surroundings can be monitored with a CRT image (not shown) arranged or the like. The CCD camera 39
It is not noticeable from the outside and does not impair the appearance. In addition,
When the transparent plate 7 is used, a CCD camera is provided inside the plate 7 without opening the circular hole 38.
39 can be provided.

9 and 10 show another embodiment.
In this case, each end of the long side frames 1 and 1 and the short side frames 2 and 2 is
The frame 3 is formed by cutting at a right angle (so as to be orthogonal to the longitudinal direction), and joining the respective ends of each end with screws 5 through a corner block 18.

The corner block 18 is made of an integrally molded product of a hard synthetic resin material, and is shown in FIG.
As shown in the plan view (B) and the bottom view (C), the short side frame 2 is attached to the edge of one side face 182 having a pair of screw holes 181 and 181.
(Or protruding fitting portion for fitting into the end of the long side frame 1)
A screw hole 184 is formed in the protruding fitting portion 183, and an edge of the other side surface 187 continuous with one side surface 182 through a curved corner portion 186 is provided with a long side frame 1. (Or short side frame 2) is provided with a protruding fitting portion 188 for fitting into the end portion. Then, on both sides (front and back sides) of the one side surface 182, the edge of the step portion 14 of the long side frame 1 and the edge of the step portion 24 of the short side frame 2 abut on the same side. A corner step 185 is formed.

The assembling procedure is as follows. First, the projecting fitting portion 183 provided on the edge of one side surface 182 of the corner block 18 is connected to the back side of the side wall surface 22 of the short side frame 2 and the flat plate portions 25, 25. (Or the back side of the side wall surface 12 of the long side frame 1 and both flat plate portions 15,
15), and a through hole (a hole) previously drilled at a position corresponding to the screw hole 184 on the side wall surface 22 (12) of the short side frame 2 (or the long side frame 1). The short-side frame 2 (or the long-side frame 1) is fixed to the corner block 18 by inserting the self-tapping screw 5 into the screw hole 184 (not shown). it can.

Next, the other side surface 187 of the corner block 18
The protrusion fitting portion 188 provided on the edge of the long side frame 1
The space between the back side of the flat plate portions 15 and 15 (or the space between the back side of the side wall surface 22 of the short side frame 2 and the flat plate portions 25 and 25)
, And self-tapping screws 5 are inserted into screw holes 181 formed on one side surface 182 of the corner block 18, and the self-tapping screws 5 are inserted into the circular groove 16 of the long side frame 1 (or the short side frame 2). 16
The long side frame 1 (or the short side frame 2) can be fixed to the corner block 18 by screwing to the end of (26, 26). Similarly, the other long side frames 1 and short side frames 2 can be sequentially assembled via the corner blocks 18 to form the frame body 3.

Since the corners of the frame 3 assembled using such corner blocks 18 are formed in a curved shape, the appearance is elegant and the appearance is improved. Further, the corner block 18 is common to each corner of the frame 3, has high compatibility, can be obtained at a low cost by integral molding of synthetic resin, and has extremely high assembling workability as described above. Good and easy to decompose.

[0026]

According to the first aspect of the present invention, the long side frames 1, 1
The printed circuit board 41 of the LED display panel 4 is fitted into the guide grooves 11 formed on the inner side of the inside, and each end of both long side frames 1, 1 and each end of both short side frames 2, 2 Because it is joined, assembly workability is greatly improved, and it has good appearance, and
Light weight, compactness and cost reduction can be achieved. Moreover, since it is lightweight, it is easy to suspend it. When a problem occurs, the short side frame 2
By removing the printed circuit board 41, the printed circuit board 41 can be easily pulled out and reinserted, so that repair, replacement and inspection are easy.

According to the second aspect of the present invention, the controller 36
Since the power supply unit 1 and the power supply unit 362 are disposed outside the frame 3, the frame 3 can be formed to be lightweight and compact, and display contents can be instructed from the outside, thereby improving usability. .

According to the third aspect of the present invention, the display contents can be centrally managed by a single controller 361, and a large amount of information contents can be comprehensively managed and appropriately displayed.

According to the fourth aspect of the present invention, the display contents can be appropriately changed by selecting a software program, and the display contents can be used for multiple purposes.

According to the fifth aspect of the present invention, the CCD camera 39
Accordingly, it is possible to monitor information fraudulent activities in addition to providing information, and to establish a monitoring system without omission.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of an electric bulletin board according to an embodiment of the present invention.

FIG. 2 is a front view.

FIG. 3 is a cross-sectional view of a long side frame (or a short side frame).

FIG. 4 is a perspective view of an end of a long side frame (or a short side frame).

FIG. 5 is a front view of a short side frame.

FIG. 6 is an enlarged view of a corner of the frame.

FIG. 7 is a perspective view showing an attached state of the electric bulletin board.

FIG. 8 is an enlarged view of a main part showing another embodiment.

FIG. 9 is an explanatory diagram of a corner block used in another embodiment.

FIG. 10 is an enlarged perspective view of a corner of the frame.

FIG. 11 is a perspective view showing a support state of a conventional electric bulletin board.

[Explanation of symbols]

 1 Long side frame 2 Short side frame 3 Frame 4 LED display panel 11 Guide groove 30 Display section 33 Wiring 39 CCD camera 41 Printed circuit board 361 Controller 362 Power supply section

Claims (5)

[Claims] 1. A rectangular frame 3 is formed by inserting a pair of short side frames 2 and 2 between both ends of a pair of long side frames 1 and 1 arranged in parallel. An electronic bulletin board to which a display panel 4 is attached, wherein the long-side frames 1 and 1 and the short-side frames 2 and 2 are formed of an extruded aluminum material. The guide grooves 11, 11 for fitting the printed circuit board 41 of the LED display panel 4 are formed in a longitudinal shape, and each end of the long side frames 1, 1 and the short side frames 2, 2 An electronic bulletin board characterized by joining each end of the electronic bulletin board. 2. A power supply unit 362 and a controller 361 for instructing display contents of the LED display panel 4 are arranged outside the frame 3 and connected by an electric wiring 33. Electric bulletin board. 3. The electronic bulletin board according to claim 2, wherein the controller 361 causes the plurality of display units 30 to display independent display contents. 4. The electronic bulletin board according to claim 2, wherein display contents of said LED display panel 4 can be changed by changing a software program of said controller 361. 5. A CCD camera for monitoring is provided on the frame 3.
The electronic bulletin board according to claim 1, 2, 3, or 4, further comprising 39.