JPH0610977U - Internally illuminated display board - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide an internally lit display board that has a simple structure and is easy to operate, and that has no danger particularly during work such as maintenance. [Structure] Box-shaped instrument body 1 having an opening 12 on the front surface
, The lighting fixture 5, and one edge of the opening 12 on the inner hinge 1
Internal holding frame 8 attached by 1 and internal holding frame 8
The diffusion plate 10 mounted on the
The external holding frame 14 attached by the outer hinge 16 is provided, and the display unit 20 is provided between the external holding frame 14 and the diffusion plate 10.
Is formed. Diffusing plate 10 using inner hinge 11
The opening 12 can be opened / closed while being attached to the instrument body 1, and at this time, the outer hinge 16 can be used to open / close together with the external holding frame 14. Further, only the display unit 20 can be opened and closed by using the outer hinge 16.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is equipped with a display film mainly for advertising, signage, viewing, etc. in the opening of a box-shaped device body having an opening in the front, and a backlight such as a fluorescent lamp provided in the device body. This is related to an internally lit display board that allows the light of the above to pass through the display film.

[0002]

[Prior art]

 Conventionally, an internally lit display board generally used in stations, department stores, various exhibition halls, etc. has a structure as shown in FIG.

That is, inside the box-shaped instrument body b having the opening a in the front surface, the fluorescent lamps c, c ... Are disposed inside the rear surface of the instrument body b, and the inner peripheral edge of the front opening a is formed. Then, a step d is formed, and using this step d, a diffusing plate e for converting the light rays from the backlight c into scattered light is firstly placed inside, and then the display film f is placed thereon. Overlap, if necessary, a transparent plate g made of a synthetic resin such as acrylic resin is placed thereon, and finally a decorative frame h for pressing and fixing the transparent plate g on the device body b is placed. Is fixed to the opening a of the instrument body b with screws.

[0004] This general-purpose internally illuminated display panel requires at least the following work as maintenance after it is once placed in a predetermined place. That is, one is the replacement of the fluorescent lamp and the repair of the accessories, and the other is the replacement of the display film displayed for a predetermined period.

[0005]

[Problems to be solved by the device]

 The above-mentioned general-purpose conventional internal-illumination type display panel has an advantage that the manufacturing cost is low even if it is large in size because of its simple structure, but it has a major drawback in terms of maintenance. is doing.

One is to replace the display film f with a new one by loosening the screws each time the display film is replaced and removing the decorative frame h, and in some cases, the transparent plate g. Although the plate g and the like are reattached, if the diffusing plate e is not pressed and held by hand after removing the decorative frame h and the transparent plate g, it may fall down properly to the manufacturer. However, it was not only dangerous, but also had the drawback of poor workability in general. In addition, the higher the display location of the display plate or the heavier the weight, the higher the risk of work, and the work cost tends to increase.

In addition, when replacing the fluorescent lamp c or repairing the accessories of the fluorescent lamp c, the parts from the decorative frame h to the diffuser plate e are all removed or attached because they are mounted at the deepest part. However, the work is more complicated than the case of changing the display film, and the risk is increased.

The inventor has pointed out that the maintenance of the display panel requires that the diffusion panel be held or removed together with it, even though there is no need to attach or detach it in any case. The present invention was completed by focusing on.

That is, an object of the present invention is to eliminate the drawbacks of the prior art, and to provide an internally-illuminated display board that has a simple structure and is easy to operate, and that has no danger at the time of work such as maintenance. It was made as.

[0010]

[Means for solving the problem]

 The present invention provides a box-shaped fixture main body having an opening in the front, a lighting fixture mounted in the fixture main body, an internal holding frame hinged to one peripheral edge of the opening of the fixture main body, and an internal holding frame. An internal illumination characterized by having a diffusion plate mounted inside and an external holding frame hinged to one peripheral edge of the internal holding frame, and forming a display section between the diffusion plate and the external holding frame. The main point of this is the "expression board".

[0011]

[Action]

 In the internally illuminated display plate of the present invention, the diffusion plate is mounted in the internal holding frame, the internal holding frame is hinged to the instrument body side, and the external holding frame is attached to the internal holding frame. Since the display part is formed between the outer cover and the diffusion plate, the display part can be taken in and out by opening and closing only the external holding frame.

In addition, when work inside the device body such as replacement of a fluorescent lamp is required, the inner and outer holding frames can be opened and closed together with respect to the opening of the device body without removing from the device body. The opening of the body can be exposed. Further, since the diffuser plate is held by the internal holding frame, it is not necessary to remove it from the instrument body during maintenance work.

[0013]

【Example】

 Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1A is a partially cutaway sectional view thereof, and FIG. 1B is an enlarged sectional view showing a main part taken out.

In the figure, reference numeral 1 is a box-shaped instrument body, and a corner joint 2 frames the frame members 3, 3, ... Having a modified cross section in a rectangular shape, and the rear surface (right side in the drawing). The back plate 4 is attached to the opening to form the instrument body 1.

Reference numeral 5 is a lighting device mainly composed of the fluorescent lamps 7 mounted in the sockets 6 at the upper and lower ends, and 8 is an internal holding frame, and frame members 8a, 8b, ... It is formed in a square frame so that it can be disassembled and assembled with screws. An attachment groove 9 for attaching a diffusion plate made of a milky white acrylic resin is provided on the inner peripheral edge of the internal holding frame 8, and the diffusion plate 10 is attached to the attachment groove 9.

Reference numeral 11 denotes an inner hinge, and one mounting plate thereof is attached to the upper front plate 13a of the front plates 13 formed on the outer periphery of the front opening 12 of the instrument body 1 and The mounting plate is attached to the inner surface of the upper frame member 8a of the internal holding frame 8.

Reference numeral 14 denotes a frame-shaped external holding frame, which frame-shapes frame members 14a, 14b ... Having a modified cross section in a rectangular shape, and has an inner peripheral edge that is elastic and has a pressing piece 15 bent inward. Are formed.

Reference numeral 16 is an outer hinge having substantially the same structure as the inner hinge 11. One of the mounting plates is attached to the outer surface of the upper frame member 8a of the inner holding frame 8, and the other mounting plate is the outer portion. It is attached to the inner surface of the upper frame member 14a of the holding frame 14.

Reference numeral 17 denotes a pair of magnets attached to the respective surfaces of the lower front face plate 13 b of the instrument body 1 and the lower frame member 8 b of the internal holding frame 8 which are attached to the lower front plate of the instrument body 1. It is for detachable attachment to the face plate 13b. Reference numeral 18 also denotes a pair of magnets attached to the opposite surfaces of the lower frame member 8b of the inner holding frame 8 and the lower frame member 14b of the outer holding frame 14, respectively. It is for detachable attachment to the lower frame member 8b. Reference numeral 19 is a transparent plate, and 20 is a display unit.

In order to assemble the internally-illuminated display board of the present invention having the above-mentioned structure, first, the inner holding frame 8 having the diffuser plate 10 attached to the fixture main body 1 having the lighting fixture 5 attached to the inner hinge. 11 is used to attach to the upper front plate 13a of the front plate 13. Next, the outer holding frame 14 is attached to the outer surface of the upper frame member 8a of the inner holding frame 8 by using the outer hinge 16 to the upper frame member 8a of the inner holding frame 8.

As shown in FIG. 2, with the inner hinge 11 and the outer hinge 16 facing upward, for example, when leaning against the wall W or mounting at a high place, the outer holding frame 14 and the inner holding frame 8 become The front opening 12 of the instrument body 1 is closed by the action of the magnets 17 and 18 by its own weight, and the outer holding frame 14 overlaps the inner holding frame 8 and the pressing piece 15 presses the peripheral edge of the diffusion plate 10. Become.

Therefore, in the state where the display film F is not attached, the display section 20 is one surface having no thickness on the diffusion plate 10, but the display film F or the transparent plate 19 or the like is appropriately provided thereon. By stacking and using the elasticity of the pressing piece 15 to mount it between the pressing piece 15 and the diffusion plate 10, the display section 20 is enlarged. At this time, the pressing piece 15 is bent or curved as shown in FIG.

In the first case, the display film F may be attached to the internally-illuminated display plate assembled in this manner before or after the display plate is raised at a predetermined position.

Next, the usage mode of the internally illuminated display plate of the present invention will be described in the case of the above embodiment. In the case of the present invention, since it exhibits its excellent function mainly during maintenance, the maintenance that occurs after it has been posted at a predetermined place for a certain period of time will be explained.

In FIG. 1B, the display film F and the transparent plate 19 are superposed on the diffusion plate 10 in this order. When replacing the display film F, if the outer holding frame 14 is flipped up by using the outer hinge 16, the display film F can be easily removed because there is no one holding the front surface of the display film F. The external holding frame 14 may be restored by pressing F on the diffusion plate 10.

When the fluorescent lamp 7 or the like is replaced, the inner holding frame 11 is used to flip up the outer holding frame 14 and the inner holding frame 8 while keeping them together. In this case, the front opening 12 can be opened by rotating it at an angle of 180 degrees or more and holding it as it is by using the locking function of the inner hinge 11, or by holding an appropriate holding rod by holding it. It can be put into When the repair and replacement are completed, the outer holding frame 14 and the inner holding frame 8 may be restored together.

In the above embodiment of the present invention, the inner and outer hinges 11 and 16 are the upper front plate 13a of the instrument body 1, the upper frame member 8a of the inner holding frame 8 and the upper frame member 14a of the outer holding frame 14, respectively. However, the inner and outer hinges do not necessarily have to be provided on the same side. For example, the inner hinge 11 may be used as the left front plate of the instrument body 1 and the left frame member of the internal holding frame 8. The outer hinge 16 may be provided between the upper frame member 8a of the inner holding frame 8 and the upper frame member 14a of the outer holding frame 14.

In the above-described embodiment of the present invention, the external holding frame 14 has the function as a decorative frame. However, as shown in FIG. 2, the frame frame 21 is further outside the external holding frame 14. May be attached, in which case a triple hinge structure is used.

[0029]

[Effect of device]

 In the internally illuminated display plate of the present invention, the diffusion plate is mounted in the internal holding frame, the internal holding frame is hinged to the instrument body side, and the external holding frame is attached to the internal holding frame. Since the display part is formed between the outer cover and the diffusion plate, the display film can be taken in and out by opening and closing only the external holding frame, and there is no need to manually hold the diffusion plate at this time.

In addition, when work inside the main body of the instrument such as replacement of a fluorescent lamp is required, the inner and outer holding frames can be opened and closed together with respect to the opening of the main body of the instrument without removing the holding frame from the main body of the instrument. The opening of the body can be exposed.

Further, since the diffusion plate is held by the internal holding frame, it is not necessary to remove it from the instrument body during maintenance work.

Therefore, regardless of the size of the display board, the height of the installation location, maintenance work, etc., safety is ensured when performing maintenance work, including installation, ensuring workability, promptness, and reliability. Sexuality is improved.

[Brief description of drawings]

FIG. 1A is a partially cutaway sectional view showing an embodiment of an internally illuminated display panel according to the present invention together with its use mode, and FIG. 1B is an enlarged sectional view showing a main part of the same.

FIG. 2 is a perspective view showing another embodiment of the internally illuminated display plate according to the present invention together with its usage.

FIG. 3 is a partially cutaway sectional view showing an example of a conventional internally illuminated display plate.

[Explanation of symbols]

 1 Fixture main body 5 Lighting fixture 7 Fluorescent lamp 8 Internal holding frame 10 Diffusing plate 11 Inner hinge 12 Front opening 14 External holding frame 16 Outer hinge 19 Transparent plate 20 Display F Display film

Claims (1)

[Scope of utility model registration request] 1. A box-shaped fixture main body having an opening in the front surface, a lighting fixture mounted in the fixture main body, an internal holding frame hinged to one peripheral edge of the opening of the fixture main body, and an internal holding frame. An interior lighting device having a diffusing plate mounted inside and an outer holding frame hinged to one peripheral edge of the inner holding frame, and forming a display portion between the outer holding frame and the diffusing plate. Expression display board.