JP3168115U - Display device - Google Patents

Abstract

Provided is a display device that reduces danger even when installed on a road and has good nighttime visibility. A display device (1) is formed in a rectangular frame shape, a frame body (2) provided with an insertion groove (15) along the longitudinal direction on an inner surface, and an edge portion is inserted and held in the insertion groove (15). Transparent rectangular flat plate-shaped translucent plate 4, display tape 5 formed in a desired shape and affixed to one surface of translucent plate 4, and wired along the bottom surface of insertion groove 15, connected to the power source A plurality of electrical wirings, and a plurality of LEDs provided at predetermined intervals on the electrical wirings for supplying visible light to the light-transmitting plate 4. [Selection] Figure 1

Description

  The present invention relates to a display device such as a signboard installed on the ground.

  2. Description of the Related Art Conventionally, standing signs that display, for example, construction content guidance, traffic guidance, and the like are known inside a frame formed into a rectangular shape with a vertical frame and a horizontal frame (for example, Patent Documents 1 and 2). Such standing signs are made of wood, metal, resin, etc., and characters and designs are displayed on the surface with paint, adhesive tape, seals, and the like.

JP 2006-91107 A JP 2005-27737 A

  By the way, although the standing signboard illustrated above is often installed on the side of the road, since the visibility is blocked by this standing signboard, there are cases where it is dangerous, for example, when the pedestrian cannot be seen from the driver. In addition, such a standing signboard has a problem that visibility becomes extremely low at night.

  Therefore, an object of the present invention is to provide a display device that reduces danger even when installed on a road and has good nighttime visibility.

  In order to achieve an object of the present invention, a display device according to claim 1 is formed in a rectangular frame shape, a frame body having an insertion groove along the longitudinal direction on an inner surface, and an edge portion of the insertion groove. A transparent rectangular flat plate-shaped translucent plate that is inserted and held inside, a display tape that is formed in a desired shape and is affixed to one surface of the translucent plate, and along the bottom surface of the insertion groove It is characterized by comprising a plurality of electrical wirings that are wired and connected to a power source, and a light source that is provided in the electrical wirings at a predetermined interval and supplies visible light to the translucent plate.

  The display device according to claim 2 is characterized in that the light source is an LED.

The display device according to claim 3, further comprising: a control unit that controls opening and closing of a switch provided on the electrical wiring; and an illuminance sensor that senses illuminance, wherein the illuminance sensor has an illuminance greater than or equal to a predetermined illuminance. When detected, the control unit opens the switch, and when the illuminance sensor detects illuminance less than the predetermined illuminance, the control unit closes the switch.

  The display device according to claim 4 further includes a control unit that controls opening and closing of the switch provided on the electrical wiring, and the control unit repeats opening and closing of the switch at a predetermined interval.

The display device according to claim 5, wherein the frame includes a pair of vertical members, a pair of cross members, and a corner member formed at a substantially right angle connecting the vertical members and the cross member, The corner material is characterized in that outer grooves into which the electric wiring can be inserted are formed on both side surfaces parallel to the light transmitting plate.

  The display device according to claim 6 is characterized in that the display tape has at least light transmittance.

  The display device according to claim 7 is characterized in that the display tape is a fluorescent tape or a reflective tape.

  According to the display device of claim 1, since the light source supplies visible light to the light transmissive plate from the edge of the transparent rectangular flat plate-shaped light transmissive plate, the display tape attached to the light transmissive plate can be viewed even at night. Can be displayed well. In addition, since the background portion to which the display tape is not attached is transparent, a person who sees the display device can see the other side through the display device. For example, the driver is prevented from seeing the pedestrian. Therefore, safety can be ensured.

  According to the display device of the second aspect, since the light source is an LED, the directivity is high and light can be reliably supplied into the translucent plate. Moreover, since it can emit light for a long time, it does not take time and effort to replace the light source.

  The display device according to claim 3 opens the switch to stop the supply of power when the illuminance is higher than the predetermined illuminance, and closes the switch to supply power when the illuminance is lower than the predetermined illuminance. Sometimes power can be saved without emitting light, and visibility can be improved by emitting light when the outside light is dark, such as at night.

  Since the display device according to the fourth aspect repeats opening and closing of the switch at predetermined intervals, the light source can be blinked and attention can be directed to the display device.

  In the display device according to claim 5, since the outer grooves into which the electric wiring can be inserted are formed on both side surfaces parallel to the light-transmitting plate of the corner member connecting the vertical member and the horizontal member, It is possible to prevent interference with the electrical wiring with the screw for fixing the material.

  In the display device according to the sixth aspect, since the display tape is light transmissive, the display tape itself is visually recognized as emitting light, and the display contents can be more reliably transmitted to the viewer of the display device. .

  In the display device according to the seventh aspect, since the display tape is a fluorescent tape or a reflective tape, the light from the light source can be reflected and made more conspicuous.

The perspective view which shows an example of the display apparatus of this invention. (A) is AA sectional drawing of FIG. 1, (B) is a front view which shows LED as a light source. The figure which shows the external appearance structure of a lower side connection member. The figure which shows the external appearance structure of a corner material. FIG. 2 is a cross-sectional view taken along line BB in FIG. 1 and a partially enlarged view thereof. The perspective view explaining the state which connects an upper side material and a vertical material using a corner material.

  Hereinafter, the best embodiment of the display device 1 of the present invention will be described with reference to the drawings. The display device 1 is formed in a rectangular shape as shown in FIGS. 1 and 5, and is formed in a rectangular flat plate shape with an aluminum alloy frame body 2 in which a leg portion 3 is extended below and an acrylic resin. A transparent translucent plate 4, a display tape 5 formed of a resin affixed to the translucent plate 4, an electrical wiring 6 disposed inside the frame body 2, and the electrical wiring 6 are wired in series. LED7 as a light source. In addition, the display device 1 includes a control unit 81 that controls opening / closing of a switch provided on the electrical wiring 6, an illuminance sensor 82 that senses illuminance, and an operation unit that operates switch opening / closing control by the control unit 81. A controller 8 provided with 83 is installed.

  The frame 2 includes a pair of vertical members 9, an upper horizontal member 10, and a lower horizontal member 11 and a corner member 12 formed at a substantially right angle that connects the vertical member 9 and the upper horizontal member 10. . The pair of vertical members 9 are extended below the lower horizontal member 11 to form two legs 3. In addition, two support members 13 that are hingedly fixed to the vertical member 9 are provided at an intermediate position between the pair of vertical members 9. Between the two support members 13, one installation member 14 is installed to reinforce the two support members 13. The frame 2 is erected on the ground by being held so that the two legs 3 and the two support members 13 support each other at an angle.

  The vertical member 9, the upper cross member 10, and the lower cross member 11 constituting the frame body 2 are formed in a C-shaped cross section. The vertical member 9, the upper cross member 10, and the lower cross member 11 can be manufactured, for example, by forming an insertion groove 15 penetrating into an internal cavity on one surface of an aluminum alloy square pipe. Both ends of the upper cross member 10 are provided with an inclination of 45 degrees so that the upper side is sharp, and the upper ends of the pair of vertical members 9 are provided with an inclination of 45 degrees so that the outer side is sharp. Thereby, when the edge part of the upper side cross member 10 and the upper end of a pair of vertical member 9 face each other, when the end surfaces are mutually contacted, a substantially right angle is formed. As shown in FIGS. 5 and 6, a corner member 12 formed at a right angle is inserted into the end of the upper cross member 10 and the upper ends of the pair of vertical members 9. Moreover, as shown in FIG.3 and FIG.5, the lower side connection member 20 formed in the shape of a rectangular parallelepiped is provided in the edge part of the lower side crosspiece 11, respectively, and the lower crosspiece 11 and a pair of vertical length are provided. The material 9 is connected.

  The corner member 12 is formed of a metal such as an aluminum alloy, for example. As shown in FIG. 4, corner grooves 16 into which end portions of the light-transmitting plate 4 can be inserted are provided on the inner side, and electric power is provided on both side surfaces. An outer groove 17 into which the wiring 6 can be inserted is formed along the corner member 12 at a right angle. Further, the corner member 12 has a screw hole 19 that can fix the screw 18 open to the outside. As shown in FIG. 3, the lower connecting member 20 is provided with a mounting groove 21 into which the lower end portion of the translucent plate 4 can be inserted on the upper surface, and the electric wiring 6 can be inserted into both side surfaces. The side groove 22 is formed linearly. Further, a screw hole 19 for fixing the screw 18 is formed on one end face of the lower connecting member 20.

  The translucent plate 4 is a rectangular flat plate made of acrylic resin, and a person viewing the translucent plate 4 from one side can permeate the translucent plate 4 and visually recognize the situation on the other side. Is. In the present embodiment, the translucent plate 4 is exemplified by an acrylic resin, but is not limited to this, and other transparent resins such as polycarbonate and tempered glass can transmit visible light. Various materials can be used. As the display tape 5 attached to the translucent plate 4, for example, a fluorescent tape having a property of irregularly reflecting light or an electrical decoration tape that transmits a part of the light can be used. By using such a fluorescent tape or a tape for electric decoration, the display of the display device can be made more conspicuous, but it is not limited to this, and various kinds of visual recognition can be made when light is applied. Tape can be used. The shape of the display tape 5 may be, for example, characters such as “under construction”, or may be a picture or a pattern representing a character or a state, and can be selected according to information to be displayed.

  As shown in FIGS. 2A and 2B, the electric wiring 6 is a flat substrate having conductivity and flexibility, and flat LEDs 7 are wired in series on the electric wiring 6. As shown in FIG. 2A, the electrical wiring 6 is inserted into the frame 2, and the LED 7 is disposed so as to emit light toward the end of the translucent plate 4. Although not shown, the electrical wiring 6 is provided with connectors at a plurality of locations so that the electrical wiring 6 can be attached and detached. The electrical wiring 6 is formed with a switch that can be switched between a closed state in which the wiring is connected and an open state in which the wiring is disconnected, which is not shown, and is controlled by the controller 8 as shown in FIG. Yes. The controller 8 includes an operation unit 83 that receives external input, a control unit 81 that controls opening and closing of the switch, and an illuminance sensor 82 that detects external light. For example, the operation unit 83 can select “OFF”, “ON”, “blinking”, and “illuminance sensor”, and the control unit 81 controls the switch to open when the operation unit 83 is “OFF”. When the operation unit 83 is “lit”, the switch is controlled to be closed, and when the operation unit 83 is “flashing”, the switch open / close control is repeated every second, for example. Further, when the operation unit 83 selects the “illuminance sensor” and the control unit 81 determines that the illuminance sensor 82 senses an illuminance that is equal to or higher than a predetermined illuminance, the control unit 81 controls the switch to an open state. If it is determined that 82 senses illuminance less than the predetermined illuminance, the control unit 81 controls the switch to be closed.

  When forming the frame body 2, first, as shown in FIG. 5B, the lower connecting member 20 is inserted into both ends of the lower cross member 11, and the outer end surfaces of the lower connecting member 20 are paired with a pair of ends. Each of the vertical members 9 is abutted against each other, and screws 18 are fastened from the lower surface of the lower horizontal member 11 toward the screw holes 19 formed on the lower surface of the lower connecting member 20, and the lower connection is made from the outer surface of the vertical member 9. A screw 18 is fastened toward a screw hole 19 formed in the end face of the member 20. At this time, the electric wiring 6 in which the LEDs 7 are connected in series is inserted from the insertion groove 15 of the longitudinal member 9 and the lower lateral member 11 into the inside. Then, the translucent plate 4 is inserted so that the edge portion slides in the insertion groove 15. As a result, both corners at the lower end of the translucent plate 4 are inserted and placed in the mounting grooves 21 of the lower connecting member 20, and the lower connecting member 20 serves as a spacer to form the translucent plate 4. Are spaced apart from each other to form a space in which the LED 7 and the electrical wiring 6 are inserted.

  Then, as shown in FIGS. 5 and 6, the cord of the electric wiring 6 is inserted into the corner grooves 16 formed on both side surfaces of the corner member 12. Then, one end side of the corner member 12 is inserted into the end portion of the upper cross member 10, and the other end side of the corner member 12 is inserted into the upper ends of the pair of vertical members 9. Thereafter, as shown in FIG. 5A, screws 18 are fastened to the screw holes 19 of the corner member 12 from the outside of the vertical member 9 and the upper cross member 10 to fix the corner member 12, the vertical member 9 and the upper cross member 10. . Since the electrical wiring 6 is inserted and held in the corner grooves 16 formed on both side surfaces of the corner member 12, there is no possibility of interfering with the screws 18 fastened to the screw holes 19, and the frame body is prevented from being disconnected. 2 can be formed.

  The display device 1 formed as described above can turn on the LED 7 by operating the operation unit 83 to “light” and controlling the switch to the closed state by the control unit 81. Since visible light is supplied from the edge, the display tape 5 attached to the translucent plate 4 can be displayed with good visibility even at night. Moreover, since the background part to which the display tape 5 is not affixed is transparent, the person who sees this display apparatus 1 can permeate | transmit the display apparatus 1 and can visually recognize the other side, for example, a driver is a pedestrian. You can secure safety without disturbing the viewing. Further, since the light source is the LED 7, the directivity is high and light can be reliably supplied into the translucent plate 4. In addition, since light can be emitted without failure for a long time, it is not necessary to replace the light source.

  When the operation unit 83 is operated to “illuminance sensor”, when the illuminance sensor 82 detects an illuminance that is equal to or higher than a predetermined illuminance, the control unit 81 controls the switch to open to stop supplying power. When outside light such as daytime is bright, power can be saved without emitting light. When the illuminance sensor 82 detects illuminance less than a predetermined illuminance, the controller 81 controls the switch to a closed state to save power. When it is supplied and the outside light is dark at night or the like, the LED 7 can be made to emit light to enhance the visibility.

  Further, when the operation unit 83 is operated to “blink”, the control unit 81 repeatedly opens and closes the switch at intervals of 1 second, for example, so that the LED 7 can be blinked and attention can be directed to the display device 1.

  Needless to say, the embodiment of the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the scope of the idea of the present invention.

  The display device 1 according to the present invention can be suitably used as a guide sign for use at a construction site, for example.

DESCRIPTION OF SYMBOLS 1 Display apparatus 2 Frame body 4 Translucent board 5 Display tape 6 Electrical wiring 7 LED (light source)
81 Control unit 82 Illuminance sensor 9 Vertical member 10 Upper cross member 11 Lower cross member 12 Corner member 15 Insertion groove 16 Corner groove 17 Outer groove

Claims (7)

A frame body that is formed in a rectangular frame shape and has an insertion groove along the longitudinal direction on the inner surface;
A transparent rectangular flat plate-shaped translucent plate whose edge is inserted and held in the insertion groove;
A display tape formed in a desired shape and affixed to one surface of the light-transmitting plate;
Electrical wiring wired along the bottom surface of the insertion groove and connected to a power source;
A plurality of light sources provided at predetermined intervals in the electrical wiring, and a light source for supplying visible light to the light transmitting plate;
A display device comprising:   The display device according to claim 1, wherein the light source is an LED. A control unit for controlling opening and closing of a switch provided on the electrical wiring;
An illuminance sensor for sensing illuminance,
When the illuminance sensor senses illuminance greater than or equal to a predetermined illuminance, the control unit opens the switch,
The display device according to claim 1, wherein when the illuminance sensor detects illuminance less than the predetermined illuminance, the control unit closes the switch. A control unit for controlling opening and closing of a switch provided on the electrical wiring;
The display device according to claim 2, wherein the controller repeatedly opens and closes the switch at a predetermined interval. The frame includes a pair of longitudinal members, a pair of transverse members, and a corner member formed at a substantially right angle connecting the longitudinal members and the transverse members,
5. The display device according to claim 1, wherein the corner member has outer grooves into which the electric wiring can be inserted on both side surfaces parallel to the translucent plate.   The display device according to claim 1, wherein the display tape has at least light transmittance.   The display device according to claim 1, wherein the display tape is a fluorescent tape or a reflective tape.

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