JP2011108521A - Led support mechanism, and light emitting device including led support mechanism - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To facilitate mounting of light emitting bodies and increase a speed by fitting a light emitting part to an opening part and supporting the plurality of light emitting bodies by a support frame which sandwiches a base section with a first support body and a second support body to improve support strength of the light emitting bodies. <P>SOLUTION: The LED support mechanism 1 includes: the light emitting bodies 5 each having the base section 3 for mounting an LED element 2 and the light emitting part 4 formed in a projection shape from the base section 3 and emitting light from the LED element 2; and the support frame 6 for supporting the plurality of light emitting bodies 5. The support frame 6 includes the first support body 7 and the second support body 8. The opening parts 9 for inserting the light emitting parts 4 are formed on the first support body 7. The light emitting body 5 is supported in a state that the light emitting part 4 is fitted to the opening part 9 and the base section 3 is sandwiched with both of the support bodies 7, 8. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a light-emitting device such as a guide plate, an advertising device, and an emergency exit sign, and an LED support mechanism such as a lighting fixture.

Conventionally, there are many light emitting devices or lighting fixtures having light emitting facets such as advertising devices, lighting fixtures, guide plates, door signs, etc. on the side walls and ceilings of underground platforms such as station platforms, subway platforms, underground malls, etc. It is attached.
In particular, advertising devices such as advertising posters are affixed with a large amount of traffic in these public places, and the advertising effect of these advertising materials is very large.

Patent Document 1 discloses a technology of a backlight mechanism that supports a light emitter that emits light by an LED element.
This technology includes a light emitter having a light emitting portion formed so as to protrude from a pedestal portion, and a long support plate that supports the light emitter, and the light emitting portion is disposed on the back side of the support plate. An opening for supporting the light emitter is provided by protruding from the surface to the surface side.

  Further, since light is emitted using the LED element, the power consumption is small and the lifetime is long, and the heat generation amount can be suppressed low.

JP 2009-238688 A

However, the backlight mechanism described in Patent Document 1 has a configuration in which each light emitter is fixed to a support plate by a stopper, and when supporting a large number of light emitters, each of the light emitters is supported. It takes time and effort to install the stopper.
The stopper is a substantially U-shaped strip, and the mounting strength of the light emitter is determined by the resistance to bending stress of the strip.

  Therefore, in view of the above-described points, the present invention supports a plurality of light emitters with a support frame in which the light emitter is fitted in the opening and the pedestal is sandwiched between the pair of supports, thereby facilitating and speeding up the mounting of the light emitter. It is an object of the present invention to provide an LED support mechanism and a light emitting device including the LED support mechanism that can increase the support strength of the light emitter.

In order to achieve the above object, the present invention employs the following technical means.
An LED support mechanism according to the present invention includes, firstly, a light emitting body having a pedestal portion on which an LED element is placed, a light emitting portion that is formed to project from the pedestal portion and emits light by the LED element, and the light emission An LED support mechanism comprising a support frame for supporting a plurality of bodies,
The support frame includes a first support body and a second support body. The first support body is provided with an opening through which the light emitting section is inserted. The light emitting section is fitted into the opening and the pedestal section is mounted. The light-emitting body is supported while being sandwiched between both supports.

Accordingly, the light emitter can be easily attached by supporting the plurality of light emitters by sandwiching the pedestal portion between the two supports while fitting the light emitter in the opening provided in one of the pair of supports. The mounting speed can be increased to improve the working efficiency, and at the same time, the luminous body can be supported more firmly.
Secondly, the first support body or the second support body is a substantially rectangular and long plate body, and side wall pieces respectively extending from both long side edges of the plate body to the other support side, And the other support body is a substantially rectangular and long plate body, each having a locking piece extending inward in the width direction of the plate body from the tip of the side wall piece,
When the light-emitting body is supported by a support frame, the locking piece is locked to both long edges of the other support body, the front side of the pedestal part is in contact with the back side of the first support body, and the pedestal part The back side of this is in contact with the front side of the second support.

Thus, when the light emitting body is supported by the support frame, the locking piece is locked to both long edges of the other support body, and both the support bodies abut on the pedestal portion from above and below, so that the fastener, the adhesive tape, etc. Even if a separate member is not used, a plurality of light emitters can be firmly held at one time, and workability can be improved.
Furthermore, many light-emitting bodies can be removed smoothly only by releasing the locking between the locking piece and the two long edges of the other support body, and the attachment / detachment is facilitated.

Third, the illuminant has the pedestal portion formed in a substantially rectangular parallelepiped shape, the light-emitting portion formed in a substantially cylindrical shape, and the longitudinal direction of the pedestal portion substantially along the longitudinal direction of both supports. It is characterized by arranging.
Thereby, by arranging the light emitter so that the longitudinal direction of the pedestal portion is substantially along the longitudinal direction of both supports, the LED support mechanism can be configured to have a narrow left and right width, and the installation space can be saved.

Fourth, the second support has the side wall piece and the locking piece,
The locking piece is extended to the vicinity of the light emitting portion, and the side wall piece is disposed close to the side surface of the pedestal portion.
Thus, by extending the locking piece provided on the second support to the vicinity of the light emitting part, the side wall piece is secured while securing a space necessary for fitting and removing the light emitting part in the opening of the first support. Can be arranged close to the side surface of the pedestal portion, the left and right width of the LED support mechanism can be made as narrow as possible, and the installation space can be further reduced.

Fifth, the openings of the first support are provided at regular intervals,
The length of both the support frames is set to a length corresponding to a fluorescent lamp.
Thereby, by providing openings at regular intervals and making the length of both support frames the length corresponding to the fluorescent lamp, it is possible to uniformly irradiate the light from the light emitting part and reduce illumination unevenness, The frame of an existing light emitting device in which a fluorescent lamp is used can be used, and the replacement cost from the fluorescent lamp can be reduced.

Sixth, the first support body is provided with fixing holes for screwing at regular intervals,
The second support body is characterized in that an insertion hole having a diameter larger than that of the stop hole is provided at a position facing the stop hole when the light emitter is supported by a support frame.
As a result, the fixing holes for screwing and the insertion holes are provided at regular intervals on both supports so that the LED support mechanism can be directly screwed without the need for other members. Since the hidden insertion hole has a diameter larger than that of the stop hole, the screw tip can be easily passed through the insertion hole, and the LED support mechanism can be easily screwed.

  The light-emitting device according to the present invention includes a light-emitting surface body, a frame body that supports the light-emitting surface body on the front surface side, and the above-described LED support mechanism that is provided on the rear surface side of the frame body and illuminates the light-emitting surface body from behind. It is characterized by having.

  According to the present invention, a plurality of light emitters are supported by a support frame in which the light emitter is fitted into the opening of the first support and the pedestal is sandwiched between both supports, thereby facilitating and speeding up the light emitter mounting operation. As a result, the working efficiency is improved and the support strength of the light emitter can be increased.

It is a perspective view of the LED support mechanism which concerns on 1st Embodiment. It is a front view of a LED support mechanism. It is the sectional view on the AA line of the LED support mechanism in FIG. It is a perspective view of the light-emitting device provided with the LED support mechanism. It is a side view of a light-emitting device. It is a top view of a light-emitting device. It is a top view of the light-emitting device provided with the LED support mechanism which concerns on 2nd Embodiment. FIG. 8 is a cross-sectional view of the LED support mechanism in FIG. 7 taken along line BB.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[First Embodiment]
1-3, the LED support mechanism 1 which concerns on 1st Embodiment of this invention is shown.
The LED support mechanism 1 includes a light emitter 5 incorporating an LED element 2 and a support frame 6 that supports a plurality of the light emitters 5.

The light emitter 5 includes a pedestal portion 3 on which the LED element 2 is placed, and a light emitting portion 4 that is formed to protrude from the pedestal portion 3 and emits light from the LED element 2.
The support frame 6 has a pair of support bodies (first support body 7 and second support body 8) having a longitudinal direction, and the light emitter 5 is sandwiched between the first support body 7 and the second support body 8. I support it.
In the description of the first embodiment, the vertical direction and the horizontal direction in FIG. 2 are the longitudinal direction and the width direction of the light emitter 5 (the pedestal portion 3) and the support frame 6 (the support bodies 7 and 8), and FIG. The front side and the back side in FIG. 4 are the front side and the back side of the light emitter 5 (the pedestal 3) and the support frame 6 (the support bodies 7 and 8).

The pedestal portion 3 has a substantially rectangular parallelepiped shape having a longitudinal direction, and the LED element 2 is placed at the center of the pedestal portion 3 in plan view. A conductive wire 22 for supplying a current to the LED element 2 is connected to the side surface of the pedestal 3 (see FIG. 1).
As shown in FIGS. 1 and 3, the light emitting portion 4 protrudes upward from the upper surface (front side) of the pedestal portion 3 and is formed in a substantially cylindrical shape. The light emitting unit 4 has a concave top surface and is made of a transparent material. By forming the concave lens shape, the upper surface of the light emitting portion 4 can be uniformly emitted, and the light emitted from the LED element 2 can have directivity.

The first support 7 has a substantially rectangular plate 7a formed of a material such as stainless steel and having a longitudinal direction, and an opening 9 through which the light emitting unit 4 provided in the plate 7a is inserted. ing. The length in the longitudinal direction of the first support 7 is a length corresponding to a commercially available fluorescent lamp (for example, 1200 mm, but not limited to this length).
The openings 9 are substantially circular holes through which the light emitting unit 4 is inserted from the back surface side to the front surface side of the plate body 7a, and are arranged in a row at regular intervals along the longitudinal direction of the plate body 7a. (For example, 9 along the longitudinal direction).

  As shown in FIGS. 1 and 3 (a), the second support body 8 includes a long and substantially rectangular plate body 8a and first support from both ends (both long side edges) 8b and 8b in the width direction of the plate body 8a. Side wall pieces 10 respectively extending toward the body 7 side, and locking pieces 11 respectively extending from the upper end (tip) of the side wall piece 10 to the inner side in the width direction of the plate body 8a. Similarly, the second support 8 is made of a material such as stainless steel, and its length in the longitudinal direction is a length corresponding to the fluorescent lamp.

The side wall pieces 10 extend from both long side edges 7b and 7b of the plate body 7a in the direction from the front surface side to the back surface side of the plate body 7a (that is, to the opposing second support body 8 side). .
The locking piece 11 extends from the lower end of each side wall piece 10 to the inner side in the width direction of the plate body 7a. The front side of the locking piece 11 (second support 8 side) is when the light emitting part 4 is fitted into the opening 9 and the pedestal part 3 is sandwiched between both supports 7 and 8 (that is, the light emitting body 5). Can be engaged with both long side edges 8b, 8b of the second support 8 when the frame is supported by the support frame 6.

The second support body is arranged so that the locking piece 11 extends to the vicinity of the light emitting portion 4 and at the same time the side wall piece 10 is positioned in the vicinity of the pedestal portion 3 when the light emitting body 5 is supported by the support frame 6. A horizontal width of 8 may be set.
Thus, the side wall piece 10 can be disposed close to the side surfaces (side surfaces at both ends in the width direction) 3a of the pedestal portion 3 while securing a space necessary for fitting and removing the light emitter 5 from the first support body 7. Thus, the lateral width of the LED support mechanism 1 can be made as narrow as possible, and the installation space of the LED support mechanism 1 can be saved.

Both supports 7 and 8 are provided with holes for attaching the LED support mechanism 1 to the rear surface or wall surface (not shown) of the light emitting device 21 with screws.
Stop holes 12 for fastening screws provided in the plate body 7a are formed to have a smaller diameter than the screw head, and are arranged in a row along the longitudinal direction of the plate body 7a and between the openings 9 at regular intervals. Is provided.

An insertion hole 13 for inserting a screw provided in the plate body 8a is formed to have a larger diameter than the stop hole 12, and is located at a position facing the stop hole 12 when the light emitter 5 is supported by the support frame 6. Is provided.
Therefore, the LED support mechanism 1 can be directly screwed, and at the same time, the screw hole is hidden behind and the insertion hole 13 cannot be visually recognized. It is easy to pass through. Thereby, the burden on the operator when the LED support mechanism 1 is attached is reduced.

4 to 6 show a light-emitting device 21 including the LED support mechanism 1 according to the first embodiment of the present invention.
The light emitting device 21 includes a light emitting surface body 14, a frame body 15 into which the light emitting surface body 14 is fitted, and an LED support mechanism 1 provided on the rear surface side of the frame body 15.
In the description of the first embodiment, the front side and the back side in FIG. 4 are the front side and the rear side of the frame body 15.

The light emitting face 14 of the light emitting device 21 is a face for attaching advertisements such as transparent sticky paper and stickers, and guidance displays, and the light emitting face 14 itself is also transparent.
The frame body 15 is formed of a steel material, resin, or the like, and the light emitting surface body 14 is detachably fitted to the front side thereof. Further, the frame body 15 is attached to a wall surface of a building such as a side wall, a ceiling, a floor surface, and a prism by screwing, bonding, or the like. Furthermore, the frame 15 is open only on the front side, and is composed of a side member and a rear member.

An LED power source 23 is provided inside the frame 15.
Then, the usage aspect of 1st Embodiment of this invention is demonstrated.
When the LED support mechanism 1 according to the first embodiment is attached to the rear surface or wall surface of the light emitting device 21, the support frame 6 in which the plurality of light emitters 5, the conductors 22, and the like are first installed is attached to the light emitting device 21 to be attached. Create according to the shape, size, or width and shape of the wall.

The light emitting part 4 of the light emitter 5 is fitted into the opening 9 of the first support 7 of the prepared support frame 6. In this state, the first support 7 is slid from one end side of the second support 8.
That is, the plate body 7 a in the first support body 7 enters the second support body 8 in a state where the front sides of the long side edges 7 b and 7 b are in contact with the back side of the locking piece 11 of the second support body 8. It will be pushed in.
Thereby, the locking piece 11 of the second support 8 is locked to both the long side edges 7b, 7b of the first support 7, and the front side of the pedestal 3 is in contact with the back side of the first support 7, In addition, the back side of the pedestal portion 3 comes into contact with the front side of the second support 8.

Due to this contact state, the plurality of light emitters 5 are firmly held at once by the support frame 6.
In addition, the conducting wire 22 connected to each pedestal portion 3 can extend from the end portions of both supports 7 and 8 to the LED power source 23.
The plurality of LED support mechanisms 1 created in this way are attached to the light emitting device 21 and the wall surface with screws so that the longitudinal direction is substantially in the same direction.

At this time, the LED support mechanisms 1 are arranged at predetermined intervals so that the vertical and horizontal intervals of the light emitters 5 are aligned.
In the case of the light-emitting device 21, the light-emitting surface body 14 to which the advertising matter, the guidance display, etc. are attached is attached to the frame body 15 with screws or the like (not shown). Moreover, when attached to a wall surface, the LED support mechanism 1 is covered with a cover (not shown).

And the conducting wire 22 and the LED power supply 23 which have gone out from the support frame 6 are connected, and the attachment of the LED support mechanism 1 is completed.
Finally, a current is supplied to each LED element 2 of the LED support mechanism 1 to illuminate the light emitting face 14 and the cover. In particular, in the light emitting device 21, advertisements, guidance displays, etc. are raised to attract attention, so that a large advertising effect can be obtained.

In the present invention, the length and width of the support frame 6 of the LED support mechanism 1 and the number of openings 9 can be freely changed without being limited by the length of a commercially available fluorescent lamp.
On the other hand, when the support frame 6 is approximately the same length as a commercially available fluorescent lamp, the cost and labor for replacing the conventional light emitting device 21 and the illumination means that used the fluorescent lamp are also reduced. The LED support mechanism 1 according to the present invention can be replaced without applying.

Further, by using the LED element 2 as a light source, it is possible to suppress power consumption and heat generation and extend the lighting life.
Further, each support frame 6 including the light emitter 5 and the conductive wire 22 is unitized, and there is a merit that even when a failure occurs, only the unit can be easily repaired or replaced.
[Second Embodiment]
Next, a second embodiment of the present invention will be described.

7 and 8 (a) show an LED support mechanism 1 according to a second embodiment of the present invention and a light emitting device 21 including the same.
The LED support mechanism 1 according to the second embodiment is most different from the first embodiment in that the left and right widths of the support frame 6 are widened so that the LED support mechanism 1 can be spread behind the light emitting device 21 and on the wall surface. It is in.

Further, in the light emitting device 21, when the LED support mechanism 1 is laid down, the left and right widths and the distance between the openings 9 are set so that the distances between the light emitting bodies 5 are substantially the same. .
In other respects, the second embodiment has the same configuration as the first embodiment.
In addition, this invention is not limited to embodiment mentioned above.
The light emitting unit 4 and the opening 9 may be square or hexagonal in plan view.

As shown in FIGS. 3B and 8B, the support frame 6 may be provided with the side wall piece 10 and the locking piece 11 on the first support body 7 side.
Further, when the support frame 6 is provided with a wide left and right width, the openings 9 may be provided in two or more rows along the longitudinal direction.
The openings 9 may be provided in a lattice shape, a staggered shape, or the like as long as they are spaced from each other.

DESCRIPTION OF SYMBOLS 1 LED support mechanism 2 LED element 3 Base part 3a Side surface of base part 4 Light-emitting part 5 Light-emitting body 6 Support frame 7 1st support body 7a Plate body 7b Long edge of plate body 8 2nd support body 8a Plate body 8b Plate body Long side edge 9 Opening portion 10 Side wall piece 11 Locking piece 12 Stopping hole 13 Insertion hole 14 Light emitting face 15 Frame

Claims (7)

An LED comprising a pedestal portion on which an LED element is placed, a light emitter having a light emitting portion that projects from the pedestal portion and emits light by the LED element, and a support frame that supports a plurality of the light emitters A support mechanism,
The support frame includes a first support body and a second support body. The first support body is provided with an opening through which the light emitting section is inserted. The light emitting section is fitted into the opening and the pedestal section is mounted. An LED support mechanism, wherein the light emitter is supported in a state of being sandwiched between both supports. The first support body or the second support body has a substantially rectangular and long plate body, a side wall piece extending from both long edges of the plate body to the other support side, and a side wall piece And the other support body is a substantially rectangular and long plate body, each having a locking piece extending inward in the width direction of the plate body from the tip,
When the light-emitting body is supported by a support frame, the locking piece is locked to both long edges of the other support body, the front side of the pedestal part is in contact with the back side of the first support body, and the pedestal part The LED support mechanism according to claim 1, wherein the back side of the LED is in contact with the front side of the second support.   The light emitter has the pedestal portion formed in a substantially rectangular parallelepiped shape, the light emitting portion is formed in a substantially cylindrical shape, and the pedestal portion is disposed so that the longitudinal direction is substantially along the longitudinal direction of both supports. The LED support mechanism according to claim 2. The second support has the side wall piece and the locking piece;
The LED support mechanism according to claim 3, wherein the locking piece is extended to the vicinity of the light emitting portion, and the side wall piece is disposed close to a side surface of the pedestal portion. The openings of the first support are provided at regular intervals,
The LED support mechanism according to any one of claims 2 to 4, wherein the length of the both support frames is set to a length corresponding to a fluorescent lamp. The first support body is provided with screw stop holes at regular intervals,
The said 2nd support body is providing the insertion hole larger diameter than the said stop hole in the position facing the said stop hole when the said light-emitting body is supported by the support frame. The LED support mechanism according to any one of the above.   The LED support mechanism according to any one of claims 1 to 6, wherein the light emitting face body, a frame body that supports the light emitting face body on a front surface side, and a rear surface side of the frame body that illuminates the light emitting face body from the rear side. And a light emitting device.

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