JPWO2005096254A1 - Internally illuminated sign - Google Patents

Abstract

A sign body, a front plate attached to the sign body from the front side, a display unit positioned behind the front plate, and a light source positioned behind the display unit to illuminate the display unit, It is an internally illuminated sign configured to remove the display unit from the front side of the sign body by removing the face plate, and a packing material is interposed between the back side of the front plate and the sign body over the entire circumference, Compression means is provided for pressing the front plate from the front side to the sign body side through a packing material.

Description

  The present invention particularly relates to an internally illuminated sign that can be suitably used outdoors.

As an internally-illuminated sign made thin by using an EL or a light guide plate as a light source, for example, in Patent Document 1, a plate-like main body and a display portion such as an advertisement provided on the front surface of the plate-like main body having light transmission And a light source that illuminates the display unit from the inside of the plate-shaped main body, and a storage portion provided at least on the upper portion of the plate-shaped main body, and provided so as to be able to appear and retract in the storage portion. An internally-illuminated sign board is disclosed in which at least the tip of the hook is exposed from the inside of the housing portion to the outside of the plate-like body by turning the plate-like body upside down.
Japanese Unexamined Patent Publication No. 11-219139

  However, in the conventional internally illuminated sign as described in Patent Document 1, the water-tightness of the light source is low, and there is a risk that moisture may come into contact with the light source and cause problems such as failure. There was a problem with durability. Further, when changing the display contents or maintenance of the light source is required, complicated work such as removal of the display unit from the front side is necessary.

  The present invention has been made in view of the problems as described above, and is intended to provide an internally illuminated sign that has a high light-tightness of a light source and can simplify work related to display content change and light source maintenance. It is.

In order to solve the above problems, the present invention is configured as follows.
That is, the internally illuminated sign according to the first aspect of the present invention includes a sign body, a front plate attached to the sign body from the front side, a display unit located behind the front plate, and a rear side of the display unit. And a light source that internally illuminates the display unit, and is configured to remove the display unit from the front side of the sign body by removing the front plate, the backside of the front plate and the sign body And a compression means for pressing the front plate from the front side to the sign body side through the packing material.

  Next, the internally illuminated sign of the present invention according to claim 2 is characterized in that the front plate is also used by the display unit.

  Next, the internally illuminated sign of the present invention according to claim 3 includes a translucent intermediate plate between the front plate and the sign body, and the front plate and the intermediate plate are used as the packing material. A first packing member for pressing the front plate against the intermediate plate via the front packing member, and a front packing member sandwiched between the first packing member and a rear packing member sandwiched between the intermediate plate and the sign body. Compression means and second compression means for pressing the intermediate plate against the sign body via the rear packing material.

  Next, in the internally illuminated sign of the present invention according to claim 4, the front plate is held by a frame body attached to the sign body, and the frame body has an attachment portion and an outer edge to the sign body. A fixed member provided with a pivot portion provided in a portion, and a movable member having a fitting portion fitted to the pivot portion and made rotatable, the fitting portion being The movable member is fitted to the pivot portion in the first stage so that the movable member is rotatable about the pivot portion, and a spring is provided between the movable member and the fixed member, and the movable member is closed by the spring. The movable member serves as a compressing means for the front packing material by the biasing force of the spring in the closing direction.

  Next, in the internally illuminated sign of the present invention according to claim 5, the sign body has a rectangular shape, and movable members that can be opened and closed are respectively provided on four sides of the sign body, and the movable members are closed. The front plate is held by the sign body, and includes fastening means for detachably fastening the movable member in a closed state to the sign body.

  Next, in the internally illuminated sign of the present invention according to claim 6, a spring is provided between the movable member and the sign body, and the movable member is biased in the closing direction by the spring, The movable member serves as the compression means by an urging force in the closing direction.

  Next, in the internally illuminated sign of the present invention according to claim 7, the front plate is held by a frame body attached to the sign body, and the frame body has an attachment portion and an outer edge to the sign body. A fixed member provided with a pivot portion provided in a portion, and a movable member having a fitting portion fitted to the pivot portion and made rotatable, the fitting portion being The movable member is fitted to the pivot portion in the previous stage so as to be rotatable about the pivot portion, and corner members are attached to the fixed member at at least two of the four corners of the sign body. The corner member and the movable member are fastened by a detachable fastening means.

  Next, the internally illuminated sign of the present invention according to claim 8 is characterized in that a ventilation port having a hood is formed on the back surface of the sign body.

  Next, in the internal illumination type sign of the present invention according to claim 9, the tip of the movable member is in contact with the front plate in the closed state, and the tip of the movable member and the front plate in the closed state. The tip of the movable member is gradually thinned toward the tip so that no step is generated between the tip and the tip.

  According to the internally illuminated sign of the present invention according to claim 1, the packing material is interposed over the entire circumference between the back side of the front plate and the sign main body, and the front plate is inserted from the front side through the packing material. By providing compression means to press on the sign body side, the water tightness of the light source from the front side of the sign body is enhanced, and by attaching and detaching the compression means, the front plate can be easily removed from the sign body. It is possible to change the display content of the display unit and perform maintenance of the light source by simple operations.

  According to the internally illuminated sign of the present invention according to claim 2, it is preferable that the display unit also serves as a front plate, which leads to a reduction in material for formation.

  According to the internally illuminated sign of the present invention according to claim 3, the first compressing means of the front packing material and the second compressing means of the rear packing material are respectively attached and detached, so that the display contents of the display unit can be respectively removed. Changes and maintenance of the light source can be performed, and these operations are preferable because they are simpler.

  According to the internally illuminated sign of the present invention according to claim 4, the display content of the display unit can be easily changed by opening and closing the movable member, and if the movable member is closed by the biasing force of the spring, the compression means Thus, the work related to the change of the display content of the display unit is preferable because it is extremely simple and quick.

  According to the internally illuminated sign of the present invention according to claim 5, the rotation of the movable member is normally restricted and the front plate is securely held to prevent mischief or theft. By removing the fastening, the display content of the display unit can be changed and the light source can be maintained.

  According to the internally illuminated sign of the present invention according to claim 6, it is possible to increase the water tightness of the light source from the front side of the sign body by becoming a compression means if the movable member is closed by the biasing force of the spring. .

  According to the internally illuminated sign of the present invention according to claim 7, the rotation of the movable member is normally restricted and the front plate is securely held to prevent mischief or theft, and the fastening means. By removing the fastening, it is possible to change the display content of the display unit and maintain the light source, and the corner member is provided at the corner of the rectangle, so that it does not interfere with the replacement of the front plate. .

  According to the internally illuminated sign of the present invention according to claim 8, it is preferable that moisture in the sign body can be released and condensation can be prevented.

  According to the internally illuminated sign of the present invention according to claim 9, it is difficult to hook a finger on the movable member in the closed state, the movable member cannot be easily opened, and mischief or theft can be prevented. .

It is a perspective view which shows the state at the time of closing and opening of the movable member of the internally illuminated sign of the 1st Embodiment of this invention. It is sectional drawing which shows the state at the time of the closing of the movable member in the AA line of FIG. It is a perspective view which shows the state at the time of closing and opening of the movable member of the internally illuminated sign of the 2nd Embodiment of this invention. It is explanatory drawing which shows the detail of the B section and C section in FIG. It is a perspective view which shows the state at the time of the closing of the movable member in the DD line | wire of FIG. 3, and an open state. It is sectional drawing in the EE line | wire of FIG. It is sectional drawing in the FF line of FIG. It is principal part sectional drawing of the internally illuminated sign of the 3rd Embodiment of this invention. It is principal part sectional drawing of the internally illuminated sign of the 4th Embodiment of this invention. It is principal part sectional drawing of the internally illuminated sign of the 5th Embodiment of this invention. It is explanatory drawing explaining the example of attachment of this invention.

Explanation of symbols

1 Display 2 Light source 3 Front plate 4 Back plate (Sign body)
5 Intermediate plate 6 Frame body 61 Fixing member 62 Movable member 63 Axial part 64 Fitting part 7 Spring 81 Front packing material 82 Rear packing material 9 Corner member 10A Internally illuminated sign (first embodiment)
10B internally illuminated sign (second embodiment)
10C internally illuminated sign (third embodiment)
10D internally illuminated sign (fourth embodiment)
10E internally illuminated sign (fifth embodiment)

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1A and 1B are perspective views showing an internally illuminated sign 10A according to the first embodiment of the present invention, in which FIG. 1A is a view when the movable member is closed, and FIG. 1B is a view when the movable member is opened. 2A and 2B are cross-sectional views taken along the line AA in FIG. 1A. FIG. 2A shows a state when the movable member 62 is closed, and FIG. 2B shows a state when the movable member 62 is opened.

  As shown in FIG. 1A, the internally illuminated sign 10 </ b> A has a frame 6 formed around it, and a front plate 3 is provided inside the frame 6, and information display by light emission from the front plate 3. It is a plane rectangle made. Further, as shown in FIG. 1B, the frame 6 is configured such that the movable member 62 is opened with respect to the fixed member 61, and the front plate is opened by opening all the movable members 62 on the four sides. 3 and the display part 1 are made to remove | deviate from the front side. The display part 1 is surrounded by the front side packing material 81 over the perimeter.

  As shown in FIG. 2A, the internally illuminated sign 10A has a front plate 3 made of a transparent polycarbonate from the front side α, and a translucent milky-white acrylic plate behind the front plate 3. A display unit 1 on which information is drawn is provided. A planar light source 2 that is electric luminescence is disposed behind the display unit 1 over substantially the entire back of the display unit 1, but between the light source 2 and the display unit 1, a transparent light source 2 is disposed. An intermediate plate 5 that is an acrylic plate is provided. Behind the light source 2 is a back plate 4 which is a white acrylic plate used as a sign body, and these are laminated together so that the display unit 1 emits light and displays information. A sign 10A is formed.

  The display unit 1, the light source 2, and the like are held by a frame 6 formed around the frame 6. The frame 6 is attached to the relatively strong back plate 4 and is opened to the front side α. And a fixed member 61 fixed to the back plate 4 are provided opposite to each other, and the fixed member 61 and the movable member 62 are made of extruded shapes having the same cross-section formed continuously. The fixing member 61 is fixed to the back plate 4 by the bolt B1 being inserted into the mounting portion 65 provided in the fixing member 61 and the nut N1 is screwed, and provided on the outer edge portion of the fixing member 61. A fitting portion 64 provided on the movable member 62 and having an arcuate inner surface is rotatably fitted to the pivot portion 63 so that the movable member 62 can be opened and closed with the pivot portion 63 as a fulcrum. Further, a spring 7 is provided between the movable member 62 and the fixed member 61, and the spring 7 is provided with a biasing force in the direction of the arrow Y1 that is the closing direction.

  Although the front packing material 81 is sandwiched between the front plate 3 and the intermediate plate 5, the front packing material 81 is pressed against the back side by the urging force of the spring 7 in the closing direction. By being compressed, the water tightness of the display unit 1 provided between the front plate 3 and the intermediate plate 5 is enhanced. Further, a rear packing material 82 is sandwiched between the back plate 4 and the intermediate plate 5, but the stepped portion 66 provided in the fixing member 61 and the intermediate plate 5 are fitted and attached to the attachment portion 65. By tightening the nut N1 screwed into the inserted bolt B1, the fixing member 61 presses the intermediate plate 5 to the back side, and the rear packing material 82 is compressed by the back plate 4 and the intermediate plate 5. The water tightness of the light source 2 provided between the back plate 4 and the intermediate plate 5 is enhanced.

  The spring 7 has a structure in which the urging force in the opening and closing direction is balanced when the opening angle of the movable member 62 is 45 degrees. As shown in FIG. When it is 90 degrees, the urging force by the spring 7 is in the direction of the arrow Y2 that is the opening direction. By opening the movable member 62, the front plate 3 and the display unit 1 can be freely removed from the frame body 6 and the like to the front side α, the display unit 1 can be easily changed, and after replacement. In addition, the display unit 1 can be returned to a highly watertight state only by closing the movable member 62 again. The maintenance of the light source 2 can be easily performed by removing the nut N1 and removing the back plate 4 to the back side without particularly removing the front plate 3, the display unit 1 and the like. The light source 2 can be returned to a highly watertight state only by screwing. For the front packing material 81, the movable member 62 and the spring 7 are the first compression means, and for the rear packing material 82, the bolt B1 and the nut N1 are the second compression means, and each compression means is separately provided. By being provided, the exchange of the display content of the display unit 1 and the maintenance of the light source 2 can be performed by simple work.

  The display unit 1 may also serve as the front plate 3. For example, information is drawn on the back side of the translucent plate-like body by printing or the like to form the display unit 1, and the front packing material 81 is sandwiched between the display unit 1 and the intermediate plate 5 and compressed, The drawn information is isolated from moisture and the degree of deterioration can be reduced.

  The light source 2 can emit light with a small thickness by using electric luminescence. However, the light source 2 is not particularly limited as long as it has a planar shape, and a light guide plate using an LED as a light emitter. For example, an appropriate one can be used.

  As a material for forming the front packing material 81 and the rear packing material 82, a synthetic resin having elasticity can be suitably used. Natural rubber, butadiene styrene rubber, neoprene, butadiene acrylonitrile rubber, chloroprene polymer, butyl rubber, ethylene Propylene terpolymer, urethane resin, polyisobutylene resin, polyethylene resin, ethylene vinyl acetate copolymer, silicon resin, soft and hard vinyl chloride resin, styrene-butadiene series, polyolefin series, polyester series, polyvinyl chloride series, polyurethane series, Elastic materials made of various synthetic rubbers such as polyamide-based elastomers, synthetic resins, and the like, foamed ones thereof, and the like can be used.

  Next, a second embodiment of the present invention will be described. FIGS. 3A and 3B are perspective views showing the internally illuminated sign 10B of the second embodiment, wherein FIG. 3A shows when the movable member is closed, and FIG. 3B shows when the movable member is opened. 4A and 4B are detailed views of the B part and the C part in FIG. 3B, where FIG. 4A shows the B part and FIG. 4B shows the C part. 5A and 5B are cross-sectional views showing a state of the movable member when closed and opened along line DD in FIG. 3A, wherein FIG. 5A is when the movable member is closed, and FIG. 5B is a state when the movable member is opened. It is. 6 and 7 are cross-sectional views taken along lines EE and FF in FIG. In FIGS. 3 to 7, the same or corresponding parts as those in the first embodiment are denoted by the same reference numerals.

  As shown in FIG. 3A, the internally illuminated sign 10 </ b> B has a frame 6 formed around it, and a front plate 3 that integrally has the display unit 1 on the back is provided inside the frame 6. It is a flat rectangular display on which information is displayed by light emission from the front plate 3. Corner members 9 are provided at the four corners forming the planar rectangle of the frame body 6. On the back side of the frame body 6, an illumination driving body 21 that houses a light source (not shown in the figure) is provided. In FIG. 3A, for convenience, the front side is set upward when the internally illuminated sign 10B is attached to the object, but a crank-shaped hanging bracket H is provided on the front side. It is sandwiched and attached between the body 21 and the frame body 6. Further, as shown in FIG. 3B, the frame 6 is configured such that the movable member 62 is opened with respect to the fixed member 61, and the front plate is opened by opening all the movable members 62 on the four sides. 3 is made to come off from the front side. Further, an intermediate plate 5 is provided on the back side of the front plate 3 to protect the light source, equipment, and the like in the illumination driver 21, and the front edge of the intermediate plate 5 has a front packing material over the entire periphery. 81.

  As shown in FIG. 4A, the corner member 9 occupying one of the four corners of the frame body 6 is provided with a screw fixing portion 91 projecting along the direction in which the frame body 6 is extended, and screwed from above. The corner member 9 is attached to the fixing member 61 by screwing B2 to the screw fixing portion 91 and the fixing member 61. The upper surface of the fixing member 61 is slightly higher than the upper surface of the front packing material 81, and the corner member 9 is attached to the fixing member 61, thereby providing a gap S between the corner member 9 and the front packing material 81, By fitting and holding the corner portion 31 of the front plate 3 in the gap S, temporary fixing before the main fixing by the movable member 62 of the front plate 3 can be performed.

  Next, as shown in FIG. 4B, a notch K is provided on the front plate 3 side of the fixed member 61 with the movable member 62 of the frame body 6 being opened. The notch K is sized so that the operator's fingers can be inserted, and when the front plate 3 needs to be removed for replacement of the display unit 1 or the like, the operator puts his / her fingers into the notch K before By deflecting the face plate 3 to the front side, the front plate 3 inserted between the corner member 9 and the front packing material 81 and temporarily fixed can be easily removed.

  As shown in FIG. 5, the illumination driver 21 used as the sign body has a bowl shape with a folded portion 211 provided inside, and a light source 2 that is a fluorescent tube is provided therein. The folded portion 211 is disposed on the back surface of the rear packing material 82 and functions as the back plate 4, so that the rear packing material 82 is compressed and sandwiched between the display unit 1 and the back plate 4. The frame 6 is provided with a movable member 62 opened to the front side α and a fixed member 61 fixed to the back plate 4 so as to face each other, and the fixed member 61 and the movable member 62 have the same cross section continuously. It consists of an extruded profile that is formed. The fixing member 61 is attached to the folded portion 211 of the lighting unit 21 using the stud bolt B3 in which the bolt portion is welded to the plate P, and the stud bolt B3 is inserted into the folded portion 211 and the fixing member 61 from below the folded portion 211. Then, the nut N3 is fixed by being screwed onto the stud bolt B3. The stud bolt B3 and the nut N3 are hidden by the movable member 62 when the movable member 62 is closed, and are not seen from the surroundings. The fixing member 61 is further provided with a dovetail mounting groove 67 that is continuously inserted in the length direction by fitting and attaching a corner member (not shown in the figure).

  A new packing material is sandwiched between the upper surface of the plate P of the stud bolt B3 and the lower surface of the folded portion 211, or a waterproof adhesive or the like is filled to illuminate from the periphery of the inserted stud bolt B3. It is preferable to prevent moisture and the like from entering the body 21.

  The fixing member 61 is integrally formed with a stepped portion 66 with the lower surface notched, and the upper end edge of the intermediate plate 5 is fitted into the stepped portion 66, so that the stud bolt B 3 inserted through the fixing member 61 is attached to the fixing member 61. By tightening the screwed nut N3, the fixing member 61 presses the intermediate plate 5 to the rear side, and the rear packing material 82 is compressed by the back plate 4 and the intermediate plate 5 so that the interior of the lighting unit 21 is compressed. Water tightness is ensured.

  In addition, one end of the crank-shaped hanging bracket H is sandwiched between the fixing member 61 and the bent portion 211, and the stud bolt B3 is inserted and the nut N3 is screwed together with the fixing member 61. And fixed to the bent portion 211. The internally illuminated sign 10B can be attached in a state of being suspended from an attachment object such as a wall surface or a beam using an attachment hole H1 formed in the hanging metal fitting H. By attaching the hanging metal fitting H by such a method, it is not necessary to drill and attach a rivet hole or the like to the lighting body 21, so that the watertightness of the lighting body 21 can be secured and firmly A hanging bracket H can be provided on the illuminated sign 10B.

  Furthermore, a fitting part 64 provided on the movable member 62 and having an arcuate inner surface is rotatably fitted to the pivot 63 provided on the outer edge of the fixed member 61 of the frame body 6. 62 is openable and closable with the pivot 63 as a fulcrum. Further, a spring 7 which is a leaf spring is provided between the movable member 62 and the fixed member 61. The spring 7 balances the biasing force in the opening and closing direction when the opening angle of the movable member 62 is about 45 degrees. In the closed state, an urging force is applied in the direction of the arrow Y1 shown in FIG. 5 (a), and the front packing material 81 is compressed by pressing the front plate 3 against the back side. Intrusion of moisture or the like between the intermediate plate 3 and the intermediate plate 5 can be prevented. When it becomes necessary to remove the front plate 3, as shown in FIG. 5B, the movable member 62 can be opened by rotating it in the direction of the arrow Y2. When the angle exceeds about 45 degrees, the biasing force by the spring 7 is changed to the direction of the arrow Y2, which is the opening direction, and the opening state of the movable member 62 is maintained by the biasing force of the spring 7, and the front plate 3 can be easily detached and attached. Can be done.

  By opening the movable member 62, the front plate 3 can be freely removed from the frame body 6 and the like to the front side α, the display unit 1 can be easily changed, and the movable member 62 can be changed even after replacement. The display unit 1 can be returned to a highly watertight state only by closing again. Since it is the spring 7 that applies the urging force in the directions of the arrows Y1 and Y2, such opening and closing can be performed until the elasticity of the spring 7 is lost, and the front plate 3 is frequently attached and detached. Can also be suitably used.

  As shown in FIG. 6, the screw fixing portion 91 provided integrally with the corner member 9 is fitted between the fixed member 61 and the movable member 62, and the screw B <b> 2 inserted through the screw fixing portion 91 is the fixing member 61. By screwing into the corner member C fitted in the mounting groove 67, the screw stopper 91 is fixed to the fixing member 61, and thus the corner member 9 is attached to the fixing member 61. The corner member C is a plate-like body bent at a right angle. The corner member C is fitted into the mounting groove 67 and is attached to the fixing member 61 with bolts or the like in order to keep the four corners of the frame body 6 at a right angle. It is always placed where it is placed. Further, a screw hole 911 is formed in the side surface of the screw fixing portion 91, and a screw (hereinafter, fastening means) inserted into the screw member 911 in a state where the screw hole 911 is closed from the side surface of the movable member 62. B4 is screwed. Since the screw hole 911 is preliminarily engraved, the fastening means B4 is detachable, but the fastening means B4 is screwed at the time of closing so that the movable member 62 is closed only by the urging force of the spring 7. Therefore, it is possible to prevent the movable member 62 from being opened by an external force caused by a gust of wind or the like. Further, it is preferable that the fastening means B4 be prevented from being lost or lost due to mischief or theft if it is attached and detached with a special tool.

  The material for forming the corner member 9 is not particularly limited, and synthetic resin, metal, inorganic material, or the like can be used. However, when the corner member 9 is attached to the fixing member 61 by the screwing portion 91, the mechanical strength and toughness are high. It is preferable to use a metal material, and a casting or die casting such as aluminum or zinc capable of integrally forming a complicated shape such as the screw fixing portion 91 or the like can be suitably used. Further, in order to fix the four sides of the plane rectangle by the fastening means B4, the corner members 9 are provided at two of the four corners, and the fastening members B4 are fastened by fastening the movable members 62 at a total of four locations by the fastening means B4. However, when the frame 6 is large, etc., the movable member 62 can be fixed more securely by fastening the joint member B4 to all the corner members 9 provided at the four corners at a total of eight places. It may be certain.

  By using the fixed member 61, the movable member 62, the corner member 9 and the corner member C, the fixed member 61 and the movable member 62 are cut to a predetermined length in order to form the frame 6, and the corner member C and the corner member C are cut. It can be formed by attaching the member 9 and the work becomes easy, and even if the size of the frame body 6 is various, the fixed member 61 and the movable member 62 can be cut to any length, and can be handled. It may be possible to reduce the number of members and to quickly respond to orders by using common members.

  As shown in FIG. 7, the notch portion K is formed by cutting out a part of the stepped portion 66 of the fixing member 61, and the width of the notch portion K is increased by removing one wall surface of the mounting groove 67. Thus, the work of attaching and detaching the front plate 3 is facilitated.

  In the present embodiment, the display unit 1 is provided on the front plate 3, and the front plate 3 is a translucent plate-like body, and information is drawn on the back side thereof by printing or the like to form the display unit 1. It is what you are doing. By using the front plate 3, the front packing material 81 prevents moisture and the like from entering the display unit 1 disposed on the back side of the front plate 3, and the drawn information appears to be blurred due to refraction due to moisture. Further, it is possible to prevent deterioration due to moisture contact. However, the display unit 1 is not limited to the one provided on the front plate 3. For example, a separate display unit 1 in which information is drawn on a white acrylic plate can be provided behind the front plate 3.

  In the present embodiment, a fluorescent tube is used as the light source 2, but is not particularly limited, and a halogen lamp, a metal halide lamp, a xenon lamp, a cold cathode tube, a light emitting diode (LED), or the like can be used. By using a light guide plate using electric luminescence, LED, or the like, planar light emission can be performed with a small thickness.

  As a material for forming the front packing material 81 and the rear packing material 82, as in the first embodiment, a synthetic resin having elasticity and high water resistance can be suitably used. Butadiene styrene rubber, neoprene, butadiene acrylonitrile rubber, chloroprene polymer, butyl rubber, ethylene propylene terpolymer, urethane resin, polyisobutylene resin, polyethylene resin, ethylene vinyl acetate copolymer, silicon resin, soft and hard vinyl chloride resin, styrene Elastic materials made of various synthetic rubbers and synthetic resins such as butadiene-based, polyolefin-based, polyester-based, polyvinyl chloride-based, polyurethane-based, and polyamide-based elastomers, and those obtained by foaming them can be used.

  Although the first embodiment and the second embodiment of the present invention have been described above, the present invention is not limited to the first embodiment and the second embodiment, and various modifications can be made. For example, FIG. 8 to FIG. 10 show the modified embodiments of the second embodiment, and the same or corresponding parts as those of the second embodiment are denoted by the same reference numerals and the description thereof is omitted.

  FIG. 8 shows an internally illuminated sign 10C according to the third embodiment, which is a modification of the second embodiment, in which the inner edge of the folded portion 211 of the illumination driver 21 is extended toward the front side α. A bent groove 212 having a rain gutter function is provided over the entire inner edge of the folded portion 211 by being bent into a letter shape. The front end of the bent groove 212 is fitted to the stepped portion 66 of the fixing member 61 of the frame 6, and a nut N <b> 3 screwed to the stud bolt B <b> 3 inserted through the fixing member 61 is tightened. The front end portion of the front surface is pressed against the stepped portion 66 of the fixing member 61 so that it works as the intermediate plate 5. Since the bent groove 212 of the lighting body 21 serves as the intermediate plate 5, the intermediate plate 5 and the rear packing material 82 can be omitted, and the front packing material 81 can be folded between the front plate 3 and the lighting body 21. It is compressed and sandwiched between the curved groove portion 212. The above points are different from those of the second embodiment, and other points are the same as those of the second embodiment.

  The bent groove 212 having the function of a rain gutter is provided over the entire inner edge of the folded portion 211 of the lighting body 21, so that it is possible to provide a space between the hanging bracket H and the fixing member 61 when it rains. Even if moisture or the like enters from a small gap such as the moisture, the moisture or the like flows down into the bent groove portion 212 of the illumination driver 21 and is received. The moisture or the like received in the bent groove portion 212 of the lighting body 21 is pressed against the stepped portion 66 of the fixing member 61 at the front end portion of the bent groove portion 212 and the bent groove portion 212 and the front plate 3. , The front packing material 81 is compressed and sandwiched between them, so that the front packing material 81 does not enter the lighting unit 21 and flows through the bending groove 212 to bend at the lower end of the side surface of the lighting unit 21. It is discharged to the outside through a discharge port (not shown in the figure) opened facing the groove 212. Thereby, failure of the light source 2 due to intrusion water or the like inside the lighting body 21 can be prevented.

  FIG. 9 shows an internally-illuminated sign 10D according to the fourth embodiment, which is a modification of the second embodiment, and a slit-like ventilation port 213 that is elongated in the horizontal direction is opened on the back surface of the illumination driver 21, and The difference from the second embodiment is that a lower surface-open box-shaped hood 214 is provided on the back surface of the lighting body 21 so as to cover the upper side of the ventilation port 213, and the other points are the same as those of the second embodiment. It is.

  Since the ventilation port 213 is opened on the back surface of the lighting unit 21, even if moisture is generated inside the lighting unit 21 due to heat generated by the light source 2, the moisture passes through the inside of the hood 214 from the ventilation port 213 to the outside. To be released. For this reason, it is possible to prevent the occurrence of dew condensation due to moisture inside the lighting body 21, and it is possible to prevent failure of the light source 2 due to dew condensation. Further, the lower opening box-shaped hood 214 is provided on the back surface of the lighting unit 21 so as to cover the upper side of the ventilation port 213, so that rainwater or the like from the ventilation port 213 to the inside of the lighting unit 21 can be prevented.

  FIG. 10 shows an internally-illuminated sign 10E according to the fifth embodiment, which is a modification of the second embodiment, and is gradually thinned with the tip end toward the tip at the inner edge of the movable member 62 of the frame 6. An extended tip lip 68 is provided. The front end lip portion 68 is configured to be pressed against the surface of the front plate 3 while deforming the front end portion in a state where the movable member 62 of the frame body 6 is closed. The tip lip portion 68 is gradually thinned toward the tip, so that the tip is stepped from the surface of the front plate 3 in a state where the tip is pressed against the surface of the front plate 3 while deforming the tip. Does not occur. The above points are different from those of the second embodiment, and other points are the same as those of the second embodiment.

  In the state where the movable member 62 of the frame body 6 is closed by providing the distal end lip portion 68 which is gradually thinned toward the distal end at the inner edge portion of the movable member 62 of the frame body 6, the movable member 62 is closed. Since the tip of the tip lip portion 68 is pressed against the front plate 3 so that no step is formed between the tip lip portion 68 and the surface of the front plate 3, fingers cannot be put on the tip lip portion 68 of the movable member 62. Accordingly, the movable member 62 of the frame 6 cannot be opened unless a special tool or the like is inserted into the tip lip portion 68, and it is difficult to easily open the movable member 62. Thereby, it is possible to prevent the front plate 3 (and / or the display unit 1) from being taken away due to mischief or theft.

  FIG. 11 shows an example of attachment of the internally illuminated sign 10B of the second embodiment. An anchor bolt B5 is previously embedded in the attachment target T so that its tip protrudes, and the tip of the anchor bolt B5 is embedded. The mounting hole H1 of the hanging metal fitting H is inserted into the part, the special nut N5 screwed from the tip of the anchor bolt B5 is tightened, and the hanging metal fitting H is fixed, so that the attachment object T is internally illuminated. An expression sign 10B is attached. The special nut N5 is a nut that cannot be tightened with a normal tool, and can be tightened with a dedicated tool owned only by an administrator. In the special nut N5, for example, the head for tightening / loosening is formed in a very special shape, and tightening / loosening is performed only by using a special dedicated tool that can be fitted to the head of the special shape. It is made to be able to meditate.

  By attaching the internally illuminated sign 10B to the attachment target T with the special nut N5, the special nut N5 cannot be tightened or loosened unless a special dedicated tool or the like is used. It is possible to prevent mischief or theft such as removing the illuminated sign 10B without permission.

  In the mounting example shown in FIG. 11, an anchor bolt B5 is embedded in the mounting target T in advance, and a special nut N5 is screwed onto the anchor bolt B5 so that the internally illuminated sign 10B is mounted on the mounting target T. However, an anchor nut is embedded in the mounting object T in advance, and a special bolt that can be tightened or loosened by a special tool owned only by the administrator is inserted into the mounting hole H1 of the hanging metal fitting H, and this special bolt. It is also possible to attach the internally illuminated sign 10B to the attachment target T by fixing the suspension metal fitting H by screwing to the anchor nut.

Claims (9)

  A sign body, a front plate attached to the sign body from the front side, a display unit positioned behind the front plate, and a light source positioned behind the display unit to illuminate the display unit, It is an internally illuminated sign configured to remove the display unit from the front side of the sign body by removing the face plate, and a packing material is interposed between the back side of the front plate and the sign body over the entire circumference, An internally illuminated sign comprising compression means for pressing the front plate from the front side to the sign body side through a packing material.   The internally illuminated sign according to claim 1, wherein the front plate is also used by the display unit.   A translucent intermediate plate is provided between the front plate and the sign body, and the packing material includes a front packing material sandwiched between the front plate and the intermediate plate, the intermediate plate, and the sign body. A first packing means that presses the front plate against the intermediate plate via the front packing material, and a sign main body via the rear packing material. The internally illuminated sign according to claim 1 or 2, further comprising second compression means for pressing the intermediate plate.   The front plate is held by a frame body attached to the sign body, and the frame body includes a fixing member provided with an attachment portion to the sign body and a pivot portion provided at an outer edge, and the pivot portion. A movable member having a fitting portion that is fitted on the pivot portion and configured to be pivotable, the fitting portion being fitted to the pivot portion, and the movable member supporting the pivot portion. And a spring is provided between the movable member and the fixed member, and the movable member is biased in the closing direction by the spring, and the movable member is biased by the biasing force of the spring in the closing direction. The internally illuminated sign according to claim 3, wherein a member is a compression means for the front packing material.   The sign body is rectangular, and movable members that can be freely opened and closed are provided on four sides of the sign body, and the front plate is held by the sign body by closing the movable member, and the movable member in the closed state The internally illuminated sign according to claim 1, further comprising fastening means for detachably fastening the sign to the sign body.   A spring is provided between the movable member and the sign body, and the movable member is urged in the closing direction by the spring, and the urging force of the spring in the closing direction causes the movable member to be the compression means. The internally illuminated sign according to claim 5.   The front plate is held by a frame body attached to the sign body, and the frame body includes a fixing member provided with an attachment portion to the sign body and a pivot portion provided at an outer edge, and the pivot portion. A movable member having a fitting portion that is fitted on the pivot portion and configured to be pivotable, the fitting portion being fitted to the pivot portion, and the movable member supporting the pivot portion. A corner member is attached to the fixed member at at least two of the four corners of the sign body, and the corner member and the movable member are fastened by a detachable fastening means. The internally illuminated sign according to claim 5, wherein   The internally illuminated sign according to any one of claims 1 to 7, wherein a ventilation port having a hood is formed on a back surface of the sign body.   The front end of the movable member is configured so that the front end of the movable member is in contact with the front plate in the closed state and no step is generated between the front end of the movable member and the front plate in the closed state. The internally illuminated sign according to any one of claims 4 to 7, wherein the thickness is gradually reduced toward the tip.

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