JP2010286599A - Display module and video display apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display module which is efficiently installed and maintained by solving a problem where a conventional display module has a large and heavy structure, consequently requires temporary scaffold and a heavy industrial machine for installation and maintenance and is difficult to be installed and maintained. <P>SOLUTION: The display module includes: a display panel 2 in which a display unit 1 having a plurality of light-emitting display elements is arranged; and a mount panel 3 connected to the display panel 2 so as to be separable therefrom. The mount panel 3 has engaging fittings 4, which engage with installation fittings 10 and 11 provided on the installation parts of the display module 20. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an image display device having a display surface on which light emitting display elements such as LEDs (light emitting diodes) and fluorescent display tubes are arranged, and more particularly to a large image display device installed on a wall surface of a stadium or a building. is there.

  2. Description of the Related Art Conventionally, a large video display device is installed on a wall surface of a building or the like, and various advertisements are actively performed by controlling blinking of individual LEDs on the display surface. A conventional large-sized video display device has a plurality of display modules in which a plurality of display units in which LEDs are arranged in a matrix are arranged in the vertical direction, and each display module can be moved substantially at right angles to the display surface. A slide unit is provided, and one display module is slid so as to float from the display surface during maintenance so that the work on the surface opposite to the display surface can be performed.

JP 2006-308733 A (FIG. 3)

  However, since the conventional video display device has a large and heavy structure even if it is a divided display module, it is necessary to assemble a temporary scaffold during installation and maintenance and use heavy equipment, and perform installation and maintenance. It was difficult.

  An object of this invention is to obtain the display module which can perform installation work and maintenance work efficiently.

  A display module according to the present invention includes a display panel in which a display unit having a plurality of light emitting display elements is disposed, and a mount panel that is detachably connected to the display panel, and the mount panel is provided at an installation location of the display module. And an engaging bracket that engages with the installed mounting bracket.

  The display module according to the present invention can efficiently perform installation work and maintenance work.

It is a figure which shows the display module in Embodiment 1 of this invention. It is a figure which shows the video display apparatus in Embodiment 1 of this invention. It is a figure which shows the display panel module of FIG. It is a side view of the mount panel of FIG. It is the upper side figure and front view of the mount panel of FIG. It is a figure which shows the connection of the display panel module of FIG. 1, and a mount panel. It is a figure which shows the installation bracket of a rail system. It is a figure which shows the bracket type installation metal fitting. It is a figure explaining the installation method of the display module of FIG. It is a figure which shows the display module in Embodiment 2 of this invention. It is a figure which shows the display panel module of FIG. It is a side view of the mount panel of FIG. It is the upper side figure and front view of the mount panel of FIG. It is a figure which shows the connection of the display panel module of FIG. 10, and a mount panel. It is the figure which expanded a part of upper surface of FIG. It is the figure which expanded the connection part of the guide rail of FIG. 15, and a guide rail receiver. It is a figure explaining the installation method of the display module of FIG. It is a figure which shows the display module in Embodiment 3 of this invention.

Embodiment 1 FIG.
FIG. 1 is a diagram showing a display module according to Embodiment 1 of the present invention, and FIG. 2 is a diagram showing an image display apparatus according to Embodiment 1 of the present invention. The display module 20 includes a display panel 2 on which a display unit 1 having a display surface in which a plurality of display elements such as LEDs (not shown) are arranged, and a mount panel 3 that is detachably connected to the display panel 2. The display panel 2 is divided into a plurality of display panel modules 18a, 18b, 18c, and 18d. The mount panel 3 has an engagement fitting 4 that engages with an installation fitting provided at an installation location of the display module 20 described later. A detachable cover 5 is attached above the display panel 2 and the mount panel 3. The video display device 30 includes a plurality of display modules 20 arranged in the horizontal direction. Each of the mount panel 3 and the display panel modules 18a, 18b, 18c, and 18d is 20 kg or less as a weight that a person can carry alone.

  FIG. 3 is a diagram showing the display panel module 18. 3A is a front view, FIG. 3B is a rear view, and FIG. 3C is a side view. On the rear surface of the panel module 18, a connection plate 13 connected to the mount panel 3 is provided at the upper part. Below the connection plate 13 on the back surface of the panel module 18, a support protrusion 14 that sets the display surface of the panel module 18 to a predetermined angle with respect to the mount panel 3 is provided. The cover support 21 is a support when the cover 5 is attached.

  4 is a side view of the mount panel 3, FIG. 5 (a) is a top view of the mount panel 3, and FIG. 5 (b) is a front view of the mount panel 3. FIG. The mounting panel 3 is provided with engagement metal fittings 4 at both left and right ends of the back surface of the plate 15. The engagement metal fitting 4 has a hook-shaped portion 4a at the upper portion, and has a hook-shaped portion 4b below the hook-shaped portion 4a. Each of the hook-shaped parts 4a and 4b has an open part facing downward on the inside thereof, and the gap d1 that is the inner width of the hook-like part 4a is wider than the gap d2 that is the inner width of the hook-like part 4b. . For example, the gap d2 of the lower hook-shaped portion 4b is +0.5 mm with respect to the engaging portion of the installation bracket.

  On the upper part of the plate 15, a surface connection portion 15 a connected to the connection plate 13 of the display panel module 18 is provided. The nut 15b fixed to the back side of the surface connection portion 15a is for screw-fixing the connection plate 13 of the display panel module 18 and the surface connection portion 15a of the mount panel 3. A support portion 15c is provided on the back surface of the plate 15, and a back connection portion 15d is fixed to the support portion 15c. Screw insertion holes 15f for inserting screws such as bolts for fixing screws to an installation fitting provided at the installation location of the display module 20 are provided at both left and right ends of the back connection portion 15d, and inside the screw insertion holes 15f. A nut 15e to be screwed with an adjustment screw for adjusting the inclination of the display module 20 is fixed.

FIG. 6 is a diagram showing the connection between the display panel module 18 and the mount panel 3. The connection plate 13 of the display panel module 18 is overlaid on the surface connection portion 15 a of the mount panel 3, and the support protrusion 14 of the display panel module 18 is in contact with the plate 15 of the mount panel 3, and screws (not shown) are attached to the surface. The display panel module 18 and the mount panel 3 are connected and fixed by being inserted from above the connecting portion 15a and screwed into the nut 15b. Since the support protrusions 14 are in contact with the plate 15, the display surface of the panel module 18 can be set at a predetermined angle with respect to the mount panel 3.

  The installation metal fitting provided in the installation location which attaches the display module 20 is demonstrated. FIG. 7 is a diagram showing a rail-type installation bracket. Two rails 10 which are installation metal fittings are provided in parallel. The rail 10 has, for example, a hook shape that combines two L-shaped steels and engages with the hook-shaped portions 4 a and 4 b of the engagement fitting 4 of the mount panel 3. A fixing plate 19 for fixing the display panel module 18 so as not to move left and right is provided above the rail 10. Other types of installation brackets can be used. FIG. 8 is a view showing a bracket-type installation fitting. A fixing plate portion 11a for fixing the display panel module 18 so as not to move from side to side is provided on the upper portion of the bracket 11, and the hook-like portion 4a of the engagement fitting 4 of the mount panel 3 is provided below the fixing plate portion 11a. Two rods 11b that engage with 4b are provided. For example, the rod 11b is a bolt and is fixed to the bracket 11 with a nut or the like.

  The rail-type installation bracket is used in an installation environment in which a general-purpose steel material such as L-shaped steel can be installed like a rail at an installation location such as a wall surface. In addition, the bracket-type mounting brackets are fixed at an equal pitch so that the display module 18 can be installed in the case of an installation environment such as a wall surface where the rail system cannot be adopted due to large irregularities or obstacles on the wall surface. Provide. Regardless of which method is used, the display module 18 can be installed by being hooked on an installation bracket provided on the wall surface, and the display module 20 can be easily installed. In addition, since the engagement metal fitting 4 can be used in common in any method of the installation metal fitting, it is not necessary to prepare the mount panel 3 provided with the engagement metal fittings having different shapes, and the production plan and installation work can be performed efficiently. Can do. Moreover, you may use together the installation bracket of a rail system and a bracket system.

  Next, a method for installing the display module 20 at an installation location such as a wall surface will be described. FIG. 9 is a diagram illustrating a method of installing the display module 20 on a rail-type installation bracket. A description will be given of an example of installing on a front wall such as a second-floor seat of a stadium audience seat. As shown in FIG. 9A, the mount panel 3 is attached to the rail 10 installed on the front surface of the front wall from the back surface of the front wall. The hooks 4a and 4b of the engagement fitting 4 of the mount panel 3 are engaged with the rail 10 from above. As shown in FIG. 9B, the mount panel 3 is attached to the rail 10. After disposing the mount panel 3 at a predetermined installation location, the fixing plate 19 is marked from the screw insertion hole 15f of the back connection portion 15d of the mount panel 3, and a screw hole for screwing the screw with a drill or the like is formed in that portion. . Thereafter, the mount panel 3 is disposed at a predetermined installation location, and screws are screwed into the screw holes of the fixing plate 19 to be fixed.

  As shown in FIG. 9C, the display panel module 18 is attached from the back surface of the front wall to the mount panel 3 installed on the front surface of the front wall. The connection plate 13 of the display panel module 18 is overlaid on the surface connection portion 15 a of the mount panel 3, and the support protrusion 14 of the display panel module 18 is in contact with the plate 15 of the mount panel 3, and a screw (not shown) is attached to the surface. The display panel module 18 and the mount panel 3 are connected and fixed by being inserted from above the connecting portion 15a and screwed into the nut 15b. Similarly, after the other display panel module 18 constituting the display panel 2 is attached to the mount panel 3, the cover 5 is attached above the display panel 2 and the mount panel 3. The front side of the cover 5 is supported by the cover support 21, and the back plate on the rear side is fixed by being fitted in the gap between the rear plate and the wall of the back connection portion 15d. As shown in FIG. 9D, the display panel module 18 is installed at an installation location.

When the level of the display panel 2 is poor, bolts are screwed into the nuts 15e of the back connection part 15d to adjust the inclination between the fixing plate 19 provided on the wall and the back connection part 15d of the mount panel 3, and the display panel 2 Can be leveled. Even when the display panel 2 is divided into a plurality of display panel modules 18, the display panel 2 can be leveled for each display module 20. Therefore, the display panel 2 can be leveled easily.

  Since the display module 20 of the first embodiment is divided into a mount panel 3 and a display panel module 18 of 20 kg or less, since it has conventionally been a large and heavy structure, a temporary scaffold is assembled during installation and maintenance. Unlike installation, which was difficult to install and maintain, it can be installed and maintained without using heavy machinery. In addition, the mount panel 3 including the display panel module 18 and the engagement metal fitting 4 is a machined product and is assembled and adjusted at the factory, so that it can be attached to the installation location with high accuracy on site. The engagement metal fitting 4 is attached to the mount panel 3 with high precision. However, if the horizontal level is not obtained after installation on site due to the relation to the installation metal fitting at the installation location, it is provided on the mount panel 3 and the wall as described above. By adjusting the inclination with the fixed plate 19, the display module 20 can be accurately installed at the installation location. Conventionally, when the display module is installed, the display module 20 according to the first embodiment can easily perform the alignment at the time of installation, unlike the time required for the alignment at the time of installation. .

  Since a plurality of display modules 20 according to the first embodiment are arranged in the horizontal direction to form the video display device 30, the display module 20 is not arranged close to the vertical direction, and the engagement fitting 4 of the mount panel 3 is arranged. The hooks 4a and 4b can be engaged with the rail 10 from above the rail 10, in other words, a hooking system can be used.

  Since the fitting 4 of the mount panel 3 is a hooking system, the mount panel 3 can be easily installed. The mount panel 3 can be easily removed during maintenance. Further, the gap d1 which is the inner width of the hook-shaped portion 4a is wider than the gap d2 which is the inner width of the hook-shaped portion 4b. Inserting and rotating the mount panel 3 to the wall side while the mount panel 3 is supported by the lower rail 10, the upper hook-shaped portion 4 a can be engaged with the upper rail 10. As a result, the mounting panel 3 can be easily installed, and the mounting panel 3 can be provided with almost no wobbling in the mounting bracket. Since the mount panel 3 hardly fluctuates with respect to the mounting bracket, the above-described leveling and screw fixing of the mount panel 3 can be easily and efficiently performed.

  Since the display panel 2 is divided into a plurality of display panel modules 18, one display panel module 18 is lighter than the entire display panel 2. Therefore, it is possible to easily attach the display panel module 18 to the mount panel 3, remove it from the mount panel 3, and adjust the position.

  As described above, the display module according to Embodiment 1 includes the display panel 2 in which the display unit 1 having a plurality of light emitting display elements is disposed, and the mount panel 3 that is detachably connected to the display panel 2. Since the mount panel 3 has the engagement metal fittings 4 engaged with the installation metal fittings 10 and 11 provided at the installation location of the display module 20, installation work and maintenance work can be performed efficiently.

  According to the video display device 30 of the first embodiment, a plurality of display modules 20 arranged in the horizontal direction can be separated into a display panel 2 on which a display unit 1 having a plurality of light emitting display elements is arranged and a display panel 2. And the mount panel 3 has the engagement metal fittings 4 engaged with the installation metal fittings 10 and 11 provided at the installation location of the display module 20, so that the installation work and the maintenance work are efficient. Can be done automatically.

  In addition, although the example which provided the support protrusion 14 in the back surface of the display panel module 18 demonstrated, you may provide in the board 15 of the mount panel 3. FIG. The number of support protrusions 14 is not limited to two, and may be one or three or more.

Embodiment 2. FIG.
In the first embodiment, the position adjustment and fixing of the display panel module 18 and the mount panel 3 are performed by screws. In the second embodiment, a guide that can easily adjust the position is provided.

  FIG. 10 is a diagram showing the display module 20 according to Embodiment 2 of the present invention, and FIG. 11 is a diagram showing the display panel module 24. 11A is a side view, FIG. 11B is a rear view, and FIG. 11C is a top view. The display panel module 24 is provided with guide rails 7 connected to the mount panel 25 on the left and right end sides on the back surface thereof. A positioning pin 6 is provided below the guide rail 7. The positioning pins 6 set the display surface of the display panel module 24 at a predetermined angle with respect to the mount panel 25 and set the position of the display panel module 24 in the horizontal direction. A stopper plate 7 a that positions the display panel module 24 at a predetermined height with respect to the mount panel 25 is provided on the upper portion of the guide rail 7. Under the guide rail 7, an insertion guide 7 b that makes it easy to insert the guide rail 7 into the guide rail receiver 8 is provided. In FIG. 11C, the positioning pin 6 and the insertion guide 7b are omitted in order to simplify and understand the drawing.

  12 is a side view of the mount panel 25, FIG. 13A is a top view of the mount panel 25, and FIG. 13B is a front view of the mount panel 25. Four sets of guide rail receivers 8 corresponding to the four display panel modules 24a, 24b, 24c, and 24d are provided on the front side of the plate 15 of the mount panel 25. A stopper plate receiver 8 a that receives the stopper plate 7 a of the guide rail 7 is provided at the upper part of the guide rail 8, and a pin receiver 9 that fits the positioning pin 6 of the guide rail 7 is provided at the lower part of the guide rail 8.

  FIG. 14 is a diagram showing the connection between the display panel module 24 and the mount panel 25. FIG. 15 is a partially enlarged view of the upper surface of FIG. 14, and FIG. 16 is an enlarged view of a connecting portion between the guide rail 7 and the guide rail receiver 8. The guide rail 7 of the display panel module 24 is connected so as to fit inside the guide rail receiver 8 of the mount panel 25. The claw portion 8 b of the guide rail receiver 8 is inserted into the gap between the back surface of the display panel module 24 and the guide rail 7. In the display panel module 24, the guide rail 7 is inserted into the guide rail receiver 8 from above, and the positioning pins 6 are inserted into the pin receiver 9. The stop plate 7 a of the guide rail 7 abuts on the stop plate receiver 8 a of the guide rail receiver 8, and the display panel module 24 is disposed at a predetermined position of the mount panel 25. Since the play between the guide rail 7 and the guide rail receiver 8 is reduced, there is no wobbling unless a large force is applied. By providing a hole communicating with the stop plate 7a and the stop plate receiver 8a and screwing, wire fixing, or the like, it is possible to further suppress the rattling in the vertical direction. In FIG. 16, the stopper plate 7a, the insertion guide 7b, and the stopper plate receiver 8a are omitted in order to simplify the drawing and make it easy to understand.

  Next, a method for installing the display module 20 at an installation location such as a wall surface will be described. FIG. 17 is a diagram illustrating a method of installing the display module 20 on a rail-type installation bracket. As shown in FIG. 17A, the mount panel 25 is attached to the rail 10 installed on the front surface of the front wall from the back surface of the front wall. The hooks 4a and 4b of the engagement fitting 4 of the mount panel 25 are engaged with the rail 10 from above. As shown in FIG. 17B, the mount panel 25 is attached to the rail 10. After disposing the mount panel 25 at a predetermined installation location, the fixing plate 19 is marked from the screw insertion hole 15f of the back connection portion 15d of the mount panel 25, and a screw hole for screwing the screw with a drill or the like is formed in that portion. . Thereafter, the mount panel 25 is disposed at a predetermined installation location, and screws are screwed into the screw holes of the fixing plate 19 to be fixed.

  As shown in FIG. 17C, the display panel module 24 is attached from the back surface of the front wall to the mount panel 25 installed on the front surface of the front wall. The guide rail 7 of the display panel module 24 is inserted into the guide rail receiver 8 of the mount panel 25. The positioning pin 6 is inserted into the pin receiver 9, the stopper plate 7 a of the guide rail 7 abuts against the stopper plate receiver 8 a of the guide rail receiver 8, and the display panel module 24 is connected to a predetermined position of the mount panel 25. Similarly, after the other display panel module 24 constituting the display panel 2 is attached to the mount panel 25, the cover 5 is attached above the display panel 2 and the mount panel 25. The front side of the cover 5 is supported by the cover support 21, and the back plate on the rear side is fixed by being fitted in the gap between the rear plate and the wall of the back connection portion 15d. As shown in FIG. 17D, the display panel module 25 is installed at an installation location.

  When the level of the display panel 2 is poor, a bolt is screwed into the nut 15e of the back connection portion 15d to adjust the inclination between the fixing plate 19 provided on the wall and the back connection portion 15d of the mount panel 25, and the display panel 2 Can be leveled. Even when the display panel 2 is divided into a plurality of display panel modules 24, the display panel module 24 can be leveled for each display module 20. Therefore, the display panel 2 can be leveled easily.

  The display module 20 according to the second embodiment can be easily assembled because the guide rail 7 of the display panel module 24 is fitted and connected to the guide rail receiver 8 of the mount panel 25. Further, the positioning pins 6 provided on the back surface of the display panel module 24 are inserted into the pin receivers 9 of the mount panel 25 to set the display surface of the display panel module 24 at a predetermined angle with respect to the mount panel 25 and display Since the horizontal position of the panel module 24 is set, adjustment of the positional relationship between the display panel module 24 and the mount panel 25 can be made unnecessary, and the position of the display panel module 24 can also be arranged with high accuracy. Re-installation during maintenance can also be performed with high accuracy and ease. In the display panel module 24, the upper guide rail 7 and the positioning pin 6 disposed below the upper guide rail 7 are fitted into the guide rail receiver 8 and the pin receiver 9, respectively, so that rattling can be prevented.

  The guide rail 7 provided in the display panel module 24 is not provided to the lower part of the display panel module 24. The guide rail 7 is arranged only in the upper part, for example, in the range of about 1/3 of the display panel module 24, and the claw portion 8b of the guide rail receiver 8 is also provided in the length of the guide rail 7, so that the display panel at the time of maintenance is provided. The module 24 can be easily pulled out of the mount panel 25. That is, the drawing operation can be performed by moving the display panel module 24 upward by about 1/3 without moving the display panel module 24 by the entire length thereof. If the length of the guide rail 7 is about 30 cm, the drawing operation can be performed more easily. Therefore, the display panel module 24 can be easily inserted and removed during installation and maintenance.

Embodiment 3 FIG.
In the first and second embodiments, the display panel 2 is divided into a plurality of display panel modules. However, the display panel 2 may be integrated as shown in FIG. FIG. 18 shows a display module according to Embodiment 3 of the present invention. In this case, since the display panel 2 is assembled into the mount panel once per display panel, there is an advantage that the number of times of assembling is reduced. Even if the display panel 2 exceeds 20 kg, a plurality of persons can carry and install it. If the weight of the display panel 2 that can be held by one person is 20 kg or less, the person can easily carry and install the display panel 2 alone.

  Note that the contents described in Embodiments 1 to 3 can be applied to each other. In the first embodiment, the example in which the support protrusion 14 that sets the display surface of the front panel module 18 to a predetermined angle with respect to the mount panel 3 has been described. However, the positioning pin 6 is provided on the back surface of the display panel module 18. A pin receiver 9 may be provided on the plate 15 of the mount panel 3. In this way, the display surface of the front panel module 18 can be set at a predetermined angle with respect to the mount panel 3, and there is no deviation when the front panel module 18 is fixed to the mount panel 3. Can be fixed easily.

  Although the example in which the opening part of the hook-like part 4b at the lower part of the engagement metal fitting 4 is directed downward has been described, it may be directed upward. In this case, the hook-like portion 4b is inserted from the lower side into the engaging portion of the installation fitting at the installation location, and then the upper hook-like portion 4a is engaged with the engagement portion of the installation fitting. Even in this case, the mount panel 3 can be rotated to the wall side by hooking the engaging portion of the installation bracket on the lower hook-shaped portion 4b and using this as a fulcrum, so that the mount panel 3 can be easily installed on the installation bracket. Can do.

  The video display device according to the present invention can be suitably applied to a video display device having a large horizontal screen that is installed in a public stadium such as a racetrack, a stadium such as a baseball field or a soccer field, or a commercial facility.

DESCRIPTION OF SYMBOLS 1 Display unit 2 Display panel 3 Mount panel 4 Engagement metal fitting 4a Cage-like part 4b Cage-like part 6 Positioning pin 8 Guide rail receptacle 9 Pin receptacle 10 Rail 11 Bracket 18 Display panel module 20 Display module 24 Display panel module 25 Mount panel 30 Video display device

Claims (8)

A display module having a display unit having a display surface on which a plurality of light emitting display elements are arranged,
The display module includes a display panel on which the display unit is disposed, and a mount panel connected to the display panel in a separable manner,
The display module according to claim 1, wherein the mount panel includes an engagement fitting that engages with an installation fitting provided at an installation location of the display module.   The engagement fitting includes a first hook-like portion that engages from above the installation fitting, and a second hook-like portion that is positioned below the first hook-like portion, and the first hook The display module according to claim 1, wherein a gap formed inside the shaped portion is wider than a gap formed inside the second bowl-shaped portion. The display panel has positioning pins provided on the back surface thereof,
The display module according to claim 1, wherein the mount panel has a pin receiver that engages with the positioning pin on a front surface thereof. The display panel has a guide rail provided to extend in the longitudinal direction of the display surface above the positioning pin on the back surface thereof,
The display module according to claim 3, wherein the mount panel has a guide rail receiver that engages with the guide rail on a front surface thereof. The display panel has a plurality of display panel modules,
Each of the display panel modules has a positioning pin provided on the back surface thereof,
The display module according to claim 1, wherein the mount panel has a pin receiver that engages with the positioning pin on a front surface thereof. The display panel module has a guide rail provided to extend in the vertical direction of the display surface above the positioning pin on the back surface thereof,
The display module according to claim 5, wherein the mount panel has a guide rail receiver that engages with the guide rail on a front surface thereof.   The display module according to claim 1, wherein each of the display panel or the display panel module and the mount panel is 20 kg or less.   8. A video display device comprising a plurality of display modules according to claim 1 arranged in a horizontal direction.

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