JP2017147115A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a luminaire which can be installed on an installation surface easily.SOLUTION: A luminaire includes: a long light source device 2 in which a plurality of pieces of LED 231 serve as light sources; and a fixture for mounting the light source device 2 on an installation surface in a detachable manner. The light source device 2 has a switch 251 connected to an AC conversion adaptor for generating power for LED lighting by receiving power from a commercial power supply via an electric cable 9 and for lighting and lighting off the LED. The light source device 2 has a long housing having a translucent surface cover 216 on the surface, and an LED module 23 on which the plurality of pieces of LED 231 are mounted in a row shape. The LED module 23 is provided at a bottom wall of the housing in a state of opposing to the surface cover 216.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a lighting device in which a light source device using an LED as a light source is attached to an installation surface.

In recent years, with the growing awareness of the environment, LED lighting devices that use LEDs with excellent power savings as light sources have come to be actively used, and there are direct-mounting devices that are directly attached to installation surfaces such as walls (for example, patents) Reference 1).
In the lighting device of Patent Document 1, an electric cable for supplying power to the LED is disposed on the back side of the installation surface, and a switch for turning on / off the LED is provided on the installation surface.

JP 2012-181947 A

In the illumination device, it is difficult to install the electric cable and the switch, and there is a problem that the illumination device cannot be easily installed on the installation surface.
An object of this invention is to provide the illuminating device which can be easily installed in an installation surface.

  An illuminating device according to the present invention is an illuminating device including a long light source device using a plurality of LEDs as a light source, and a fixture for detachably attaching the light source device to an installation surface, the light source The apparatus is connected to an AC conversion adapter that receives power from a commercial power source and generates power for lighting the plurality of LEDs via an electric cable, and includes a switch for turning on and off the plurality of LEDs, The light source device includes a long casing having a translucent front cover on a surface thereof, and an LED module formed by mounting the plurality of LEDs in a row, and the LED module is the front cover. Are provided on the bottom wall of the casing.

  According to the above configuration, since the light source device can receive power via the electric cable, it can be easily installed without providing an opening or the like on the installation surface.

It is a perspective view of an illuminating device. It is a perspective view which shows the illuminating device before a light source device is attached to a fixture. It is a perspective view of a light source device. It is a disassembled perspective view of a light source device. (A) is the figure which looked at the cross section in FIG. 3 from A, (b) is the figure which looked at the cross section in FIG. It is the figure which looked at the base from the front side. (A) is a perspective view of a 1st end cover, (b) is the figure seen from the front side. (A) is the figure which looked at the 1st end cover from the outside of a light source device, (b) is the figure which looked at the 1st end cover from the inside of a light source device. (A) is the perspective view which looked at the 2nd end cover from the front side, (b) is the perspective view which looked at the 2nd end cover from the back side. (A) is the figure which looked at the 2nd end cover from the transversal direction, (b) is the figure which looked at the 2nd cover from the back side. (A) is the figure which looked at the 2nd end cover from the outside of the light source device, (b) is the figure which looked at the 2nd end cover from the inside of the light source device. (A) is the figure which looked at the fixture from the front side, (b) is the figure which looked at the fixture from the front side. (A) is the actual view which looked at the fixture from the longitudinal direction, (b) is a cross-sectional view of the fixture. It is a perspective view of the illuminating device of the state before attaching the light source device which concerns on a modification to a fixture. It is the figure which looked at the fixture concerning a modification from the longitudinal direction. (A) is the figure which looked at the fixture which concerns on a modification from the C direction of FIG. 14, (b) is the figure which looked at the fixture which concerns on a modification from the D direction of FIG.

<Overview>
An illuminating device according to one aspect of the embodiment is an illuminating device including a long light source device using a plurality of LEDs as a light source, and a fixture for detachably attaching the light source device to an installation surface. The light source device is connected to an AC conversion adapter that receives power from a commercial power source and generates power for lighting the plurality of LEDs via an electric cable, and includes a switch for turning on and off the plurality of LEDs. The light source device includes a long casing having a translucent front cover on a surface thereof, and an LED module formed by mounting the plurality of LEDs in a row, and the LED module is It is provided in the bottom wall of the said housing | casing in the state facing the said front cover. Thereby, it is not necessary to provide a switch for turning on and off the light source device on the wall or the like. Since the light from the LED is emitted from the light source device through the front cover, the light extraction efficiency is good. Also, the structure of the light source device is simplified.
In the illumination device according to another aspect of the embodiment, the front cover is curved such that a portion facing the plurality of LEDs projects to the front side. Thereby, the designability can be improved. Also. The space | interval with an LED module can be enlarged.
In the illumination device according to another aspect of the embodiment, the housing includes a base whose front side opening is covered with the front cover, and the base includes the bottom wall having a long rectangular shape, and the bottom wall. A pair of side walls erected from an end in the short direction, and in a cross section, a shape that is symmetrical with respect to a virtual line that passes through the center of the bottom wall in the short direction and is orthogonal to the bottom wall I am doing. Thereby, the direction of the base is not mistaken, and the assembly efficiency is improved.
In the lighting device according to another aspect of the embodiment, the side wall is recessed from the outer surface to the inner side in the short direction and extends in the longitudinal direction from the side close to the bottom wall, and the short side direction from the inner surface. And a groove extending in the longitudinal direction and adjacent to the outside. Thereby, the structure of the bottom wall which has the attachment function of a front cover can be simplified.
In the lighting device according to another aspect of the embodiment, the fixture has an engaging portion that engages with a groove on the side wall close to the bottom wall. Thereby, the structure of the bottom wall which has the attachment function to a fixture can be simplified.

1. Overall Configuration An outline of the illumination device 1 according to the present embodiment will be described mainly with reference to FIGS. 1 and 2.
The illuminating device 1 includes a light source device 2 using an LED as a light source, and a fixture 3 for attaching the light source device 2 to the installation surface 5. The light source device 2 attached to the installation surface 5 via the fixture 3 is used as an auxiliary light, for example.
For example, in a bedroom, the lighting device 1 is used to illuminate a book at hand when reading a book, which is attached to the bed palace and its surroundings. In the kitchen, the lighting device 1 is attached to a ceiling or a wall around the sink, and is used to illuminate the hand when washing utensils and dishes or cooking, or to illuminate the storage under the sink. .

The light source device 2 is long, and a direction that is far from the installation surface 5 is a thickness direction, and a direction that is orthogonal to the longitudinal direction and the thickness direction is a short direction. Moreover, let the side radiated | emitted from the light source device 2 (surface to be irradiated) be a front side, and let the installation surface side be a back side.
In addition to the light source device 2 and the fixture 3, the lighting device 1 includes an AC conversion adapter (not shown) that receives power from a commercial power source and generates power for LED lighting. Here, the light source device 2 is connected to an AC conversion adapter by an electric cable 9. That is, the light source device 2 includes an AC conversion adapter. The electric cable 9 may be configured to be detachable from the AC conversion adapter or the light source device 2.
As shown in FIG. 2, the light source device 2 here is detachably attached to the fixture 3 by sliding the fixture 3 fixed to the installation surface 5 from the longitudinal direction of the light source device 2. .

2. The light source device will be described mainly with reference to FIG.
The light source device 2 includes a long casing 21 (see FIG. 3), an LED module 23 disposed in the casing 21, and a switch unit 25 for turning on / off. In addition to the above configuration, the light source device 2 of the present embodiment includes an AC conversion adapter and an electric cable 9 for connecting to the AC conversion adapter.

(1) Housing Description will be made with reference to FIGS. 3 to 5, mainly FIG. 4.
The housing 21 includes an LED housing portion 211 that houses the LED module 23 and a switch housing portion 212 that houses the switch unit 25 (the majority). Here, it has the LED accommodating part 211 and the switch accommodating part 212 in a longitudinal direction. Thereby, the dimension of the transversal direction of the housing | casing 21 can be made small.

The casing 21 includes a long base 213 that is open at both ends and the front side in the longitudinal direction, a first end cover 214 provided on the first end side in the longitudinal direction of the base 213, and a first length in the longitudinal direction of the base 213. A second end cover 215 provided on the two end sides, and an LED side front cover (corresponding to an example of the “front cover” of the present invention) 216 provided on the front side of the base 213 and covering the LED module 23 from the front side. have.
Here, the second end cover 215 has a second auxiliary front cover portion 215b that is provided on the front side of the base 213 and covers most of the switch unit 25 from the front side. The second auxiliary front cover portion 215b covers the switch unit 25 and can be said to be a switch side front cover portion. Similarly to the LED side front cover 216, the second auxiliary front cover part 215 b may be independent from the second end cover 215, or may be integrated with the LED side front cover 216.
The LED housing portion 211 includes a base 213, a first end cover 214, and an LED side front cover 216. The switch accommodating part 212 is comprised from the base 213 and the 2nd end cover 215 which has the 2nd auxiliary | assistant front cover part 215b. The LED housing portion 211 and the switch housing portion 212 are partitioned by a support plate portion 215m of a second end cover 215 described later.

(1-1) Base Description will be given with reference to FIGS. 4 to 6, mainly FIGS. 5 and 6.
The base 213 includes a bottom wall 213a having a long rectangular shape, and a pair of side walls 213b and 213c provided on an end side (an end side orthogonal to the short direction) of the bottom wall 213a along the longitudinal direction. Yes. The base 213 has a cross-sectional shape close to a “U” shape or “U” shape with an open front side. The base 213 has a symmetric shape with respect to an imaginary line passing through the center of the bottom wall 213a in the lateral direction and orthogonal to the bottom wall 213a in the cross section.

The bottom wall 213a has a pair of extending projections 213d and 213e on the surface extending in a rib shape in the longitudinal direction. The distance between the pair of extending protrusions 213d and 213e is equal to the width of the LED substrate 233 of the LED module 23. That is, the LED module 23 is disposed between the pair of extending convex portions 213d and 213e.
The base 213 is made by, for example, aluminum extrusion. For this reason, the LED module 23 can sufficiently dissipate heat. In addition, you may make it increase an emitted light quantity by sticking a reflective sheet inside the base 213, or performing reflective coating.

  The pair of side walls 213 b and 213 c have attachment portions 213 f and 213 g attached to the attachment 3. The attachment portions 213f and 213g are provided at portions of the side walls 213b and 213c that are separated from the bottom wall 213a on the front side. The attachment portions 213f and 213g are configured by grooves that are recessed toward the other side walls 213c and 213b. The groove is provided over the entire length of the side walls 213b and 213c in the longitudinal direction. Here, the attachment portions 213f and 213g are configured by the portions corresponding to the attachment portions 213f and 213g on the side walls 213b and 213c being recessed (curved) inward in the short direction without changing the thickness.

  The pair of side walls 213b and 213c are mounting portions 213h for mounting the LED side front cover 216, the first end cover 214 (first auxiliary front cover portion 214b), and the second end cover 215 (second auxiliary front cover portion 215b). , 213j. The mounting portions 213h and 213j are provided at front end portions of the side walls 213b and 213c. The mounting portions 213h and 213j are configured by grooves that are recessed on the side opposite to the side where the other side walls 213c and 213b exist. The groove is provided over the entire length of the side walls 213b and 213c in the longitudinal direction. Here, the mounting portions 213h and 213j are configured by the portions corresponding to the mounting portions 213h and 213j on the side walls 213b and 213c being recessed (curved) outward in the lateral direction without changing the thickness.

  The pair of side walls 213b and 213c are LED-side front cover 216, first end cover 214 (first auxiliary front cover portion 214b), and second end cover 215 (second auxiliary front cover portion 215b) with a convex portion 213l supported on the back side. , 213m. The thickness of the portions where the convex portions 213l and 213m are present on the side walls 213b and 213c is thicker in the shorter direction than the portion where the convex portions 213l and 213m are not present.

When each side wall 213b, 213c is viewed from the longitudinal direction (corresponding to FIG. 5), it has a shape close to an “S” shape or a “Z” shape, and a dent on the side close to the bottom wall 213a is a mounting portion 213f, The recesses on the side far from the bottom wall 213a are the mounting portions 213h and 213j. In other words, the mounting portions 213f and 213g and the mounting portions 213h and 213j have opposite recessing directions and are adjacent to the front and back directions of the side walls 213b and 213c. Thereby, the dimension of the front-and-back direction (thickness direction) of each side wall 213b and 213c and a transversal direction can be made small.
A first end cover attaching portion for attaching the first end cover 214 is provided at the first end in the longitudinal direction of the base 213. Here, the first end cover attaching portions are through holes 213n and 213p provided in the first end portion in the longitudinal direction of the bottom wall 213a.
A second end cover attaching portion for attaching the second end cover 215 is provided at the second end in the longitudinal direction of the base 213. Here, the second end cover attaching portions are through holes 213q and 213r provided in the second end portion in the longitudinal direction of the bottom wall 213a.
The first and second cover attaching portions may be dents instead of the through holes 213n, 213p, 213q, and 213r.

(1-2) 1st end cover It demonstrates mainly using FIG.5 (b), FIG.7, and FIG.8.
The first end cover 214 closes one end side of the base 213 in a state where the LED side front cover 216 is mounted on the mounting portions 213h and 213j of the base 213. The first end cover 214 has a plate portion 214 a that abuts the end surface of the first end of the base 213. The plate portion 214 a is orthogonal to the longitudinal direction of the base 213. The shape of the plate portion 214a viewed from the longitudinal direction of the base 213 (corresponding to FIG. 8) is the outer peripheral shape of the base 213 viewed from the longitudinal direction of the base 213 (see FIG. 5). See.). Thereby, the inward movement of the base 213 of the first end cover 214 in the longitudinal direction is restricted. Moreover, since the outer peripheral shape is the same, the LED side front cover 216 can be prevented from coming off from the first end side of the base 213. Furthermore, since the outer peripheral shape is the same, the design of the light source device 2 can be improved.

The first end cover 214 has a first auxiliary front cover portion 214b that fills a space between the plate portion 214a and the LED side front cover 216. The first auxiliary front cover portion 214b extends from the front end of the plate portion 214a inward in the longitudinal direction of the base 213. The cross-sectional shape of the first auxiliary front cover portion 214b matches the cross-sectional shape of the LED side front cover 216. Ends 214c and 214d in the short direction of the base 213 in the first auxiliary front cover portion 214b are inserted into the mounting portions 213h and 213j of the base 213 from the longitudinal direction. This restricts the movement of the first end cover 214 in the front-back direction. Further, because of the shape matching, the mounting portions 213h and 213j of the base 213 can be used as they are for mounting the first auxiliary table cover portion 214b.
An intermediate portion 214e existing between the end portions 214c and 214d in the short direction of the base 213 in the first auxiliary front cover portion 214b bulges out in an arc shape on the front side. Thereby, design property can be improved.

  The first end cover 214 has attachment portions 214f and 214g for attaching to the base 213. The attachment portions 214f and 214g here use an engagement structure. The attachment portions 214f and 214g include extending pieces 214h and 214j extending from the plate portion 214a inward in the longitudinal direction of the base 213, and protruding portions 214k and 214l protruding from the extending front ends of the extending pieces 214h and 214j to the back side. Have. The protruding portions 214k and 214l engage (fit) into the through holes 213n and 213p (see FIG. 6) of the bottom wall 213a of the base 213.

  The first end cover 214 has a support plate portion 214m that supports the LED side front cover 216 from the back side. The support plate portion 214m is provided at the end of the first auxiliary front cover portion 214b opposite to the plate portion 214a. The support plate portion 214m is arranged in parallel with the plate portion 214a, and a first auxiliary table cover portion 214b is provided so as to be installed on the support plate portion 214m and the plate portion 214a. The surface of the support plate portion 214m is located behind the surface of the intermediate portion 214e of the first auxiliary front cover portion 214b, and a step portion is formed between the surface of the support plate portion 214m and the surface of the first auxiliary front cover portion 214b. ing. Thereby, the LED side front cover 216 can be supported with the surfaces of the LED side front cover 216 and the first auxiliary front cover portion 214b being flush with each other.

The support plate portion 214m has a protruding portion 214n on the surface opposite to the plate portion 214a. The overhanging portion 214n protrudes inward in the longitudinal direction of the base 213. The back surface 214p of the overhang portion 214n is located on the front side of the back surface of the support plate portion 214m. The back surface 214p of the overhanging portion 214n is in contact with or close to the surface of the LED substrate 233 of the LED module 23 disposed on the base 213. Thereby, the movement to the front side of the LED module 23 is controlled. The overhanging portion 214n is provided at the approximate center in the short direction of the base 213.
The support plate portion 214m has grooves 214q and 214r extending in the extending direction of the extending protrusions 213d and 213e at portions corresponding to the pair of extending protrusions 213d and 213e of the bottom wall 213a of the base 213.

(1-3) 2nd end cover It demonstrates mainly using (a) of FIG. 5, and FIGS. 9-11.
The second end cover 215 has a plate portion 215 a that contacts the end surface of the second end of the base 213. The plate portion 215 a is orthogonal to the longitudinal direction of the base 213. The outer peripheral shape (corresponding to FIG. 11) when the plate portion 215a is viewed from the longitudinal direction of the base 213 is substantially the same as the outer peripheral shape excluding the front side of the base 213 when the base 213 is viewed from the longitudinal direction. Accordingly, the movement of the base 213 of the second end cover 215 in the longitudinal direction is restricted. Further, since the outer peripheral shape is the same, the LED side front cover 216 can be prevented from coming off from the second end side of the base 213.
The plate portion 215a has a notch portion 215t for introducing the electric cable 9 connected to an adapter (not shown) into the inside. The chipped portion 215t extends from the back surface to the front side.

The second end cover 215 has a second auxiliary front cover portion 215b that fills a space between the plate portion 215a and the LED side front cover 216. The second auxiliary front cover portion 215b extends from the front end of the plate portion 215a to the inside of the base 213 in the longitudinal direction. The cross-sectional shape of the second auxiliary front cover portion 251b matches the cross-sectional shape of the LED side front cover 216. End portions 215c and 215d of the base 213 in the second auxiliary table cover portion 215b are inserted into the mounting portions 213h and 213j of the base 213 from the longitudinal direction. As a result, the movement of the second end cover 215 in the front-back direction is restricted. Further, because of the shape matching, the mounting portions 213h and 213j of the base 213 can be used as they are for mounting the second auxiliary table cover portion 215b.
An intermediate portion 215e existing between the end portions 215c and 215d in the second auxiliary front cover portion 215b bulges out in an arc shape on the front side. Thereby, design property can be improved. The intermediate portion 215e has a sensor through-hole 215s of the switch 251 for turning on / off.

  The second end cover 215 has attachment portions 215f and 215f for attaching to the base 213. The attachment portion 215f here uses an engagement structure. The attachment portion 215f has a stretched piece 215h that extends from the plate portion 215a inward in the longitudinal direction of the base 213, and a projecting portion 215j that projects to the back side from the stretched tip portion of the stretched piece 215h. The two protruding portions 215j engage with the through holes 213q and 213r (see FIG. 6) of the bottom wall 213a of the base 213.

  The second end cover 215 has a support plate portion 215m that supports the LED side front cover 216 from the back side. The support plate portion 215m is provided at an end of the second auxiliary table cover portion 215b opposite to the plate portion 215a. The support plate portion 215m is arranged in parallel with the plate portion 215a, and a second auxiliary table cover portion 215b is provided so as to be installed on the support plate portion 215m and the plate portion 215a. The surface of the support plate portion 215m is located on the back side of the surface of the second auxiliary front cover portion 215b, and a step portion is formed between the surface of the support plate portion 215m and the surface of the second auxiliary front cover portion 215b. Thereby, the surface of the LED side front cover 216 and the second auxiliary front cover part 215b can be flush with each other, and the LED side front cover 216 can be supported.

  The support plate portion 215m has a protruding portion 215n on the surface opposite to the plate portion 215a. The overhanging portion 215n protrudes inward in the longitudinal direction of the base 213. The back surface 215p of the overhang portion 215n is located on the front side of the back surface of the support plate portion 215m. The back surface 215p of the overhang portion 215n is in contact with or close to the surface of the LED substrate 233 of the LED module 23 disposed on the base 213. Thereby, the movement to the front side of the LED module 23 is controlled. The overhang portion 215n is provided at the approximate center of the base 213 in the short direction. The LED module 23 is moved in the longitudinal direction such that the end surface of the LED substrate 233 in the longitudinal direction is in contact with or close to the support plate portion 214m of the first end cover 214 and the support plate portion 215m of the second end cover 215. It is regulated by.

The support plate portion 215m has grooves 215q and 215q extending in the extending direction of the extending protrusions 213d and 213e in a portion corresponding to the pair of extending protrusions 213d and 213e of the bottom wall 213a of the base 213.
The support plate portion 215m has grooves 215r and 215r through which lead wires (not shown) for electrically connecting the switch unit 25 and the LED substrate 233 pass and are recessed in the front side on the back surface. The groove 215r extends in a direction parallel to the longitudinal direction of the base 213.

  The second end cover 215 has a fixing portion that fixes the switch unit 25. There are a plurality of types of fixing portions. Here, there are two types of first fixing portions 215k and second fixing portions 215v.

  The first fixing portion 215k includes an extended piece 215k1 extending from the second auxiliary front cover portion 215b to the back side, and a groove 215k2 provided on the support plate portion 215m side of the extended piece 215k1. The first fixing portions 215k are provided at both ends in the short direction of the second auxiliary front cover portion 215b, and there are two in total. Here, the first fixing portion 215k is provided on the back surface of the end portions 215c and 215d in the short direction of the second auxiliary front cover portion 215b. The size of the groove 215k2 corresponds to the thickness of the switch substrate 253 of the switch unit 25.

As shown in FIG. 9 (b), the second fixing portion 215v is a surface on the plate portion 215a side of the support plate portion 215m, and an overhang portion 215w protruding from the portion close to the back surface to the plate portion 215a side, The support plate portion 215m has a protruding portion 215x on the plate portion 215a side from a portion of the support plate portion 215m on the plate portion 215a side that is separated from the back surface to the front side. In other words, the projecting portion 215w projects from the surface of the support plate portion 215m on the plate portion 215a side and supports the back surface of the switch substrate 253 of the switch unit 25. The overhang portion 215x overhangs from the surface of the support plate portion 215m on the plate portion 215a side and supports the surface of the switch substrate 253. That is, the second fixing portion 215v supports (holds) both the front and back surfaces of the switch substrate 253.
The overhang portions 215w are provided at both ends in the short direction, and there are two in total. The overhanging portion 215x has a rib shape extending in the front and back direction, and the back surface thereof abuts on the switch substrate 253. A plurality (two in this case) of the overhang portions 215x are provided at intervals in the short-side direction. The overhang portion 215x is provided on the inner side in the short side direction than the overhang portion 215w. In addition, the overhang | projection part (215x) does not need to be carrying out the rib shape.

The second end cover 215 has a position restricting portion 215 y that defines the position of the switch unit 25. The position restricting portion 215y here is constituted by a protruding portion that fits into a notch portion 253a (see FIG. 4) provided on the switch substrate 253. The position restricting portion 215y is provided at the approximate center in the short direction of the support plate portion 215m. The protrusion part including the position control part 215y here is comprised by the rib extended on the front and back (refer FIG.9 (b)).
A portion of the protruding portion located on the back side of the surface of the switch substrate 253 is narrower in the lateral direction, and the thinned portion is a position restricting portion 215y that fits into the chipped portion 253a of the switch substrate 253. On the other hand, the portion of the protruding portion located on the front side of the surface of the switch substrate 253 is thicker in the lateral direction, and the back surface of the thickened portion (215z) contacts the switch substrate 253. As a result, the position of the switch board 253 is regulated in each of the front and back directions and the short side direction.

(1-4) LED side front cover This will be described mainly with reference to FIGS.
The LED side front cover 216 has a long shape. The LED side front cover 216 is arranged on the light emitting direction side of the LED module 23. The LED side cover 216 includes a cover main body 216a that covers the LED module 23, and mounted portions 216b and 216c that are mounted on the mounting portions 213h and 213j of the base 213.
The cover main body 216a has a shape in which the center in the short direction protrudes to the front side. The cross-sectional shape of the cover body 216a is an arc shape that is convex to the front side. The surface of the cover body 216a in the cross-sectional shape has the same shape as the surface of the intermediate portion 214e of the first end cover 214 and the intermediate portion 215e of the second end cover 215. Thereby, the designability can be improved. Moreover, by making the shape of the cover main body 216a into a circular arc shape, the distance from the LED module 23 can be increased, and it can be made close to uniform full emission.
As shown in FIG. 5, the mounted portions 216b and 216c are provided at the end of the cover body 216a in the short direction. The mounted portions 216b and 216c extend from the cover body 216a outward in the short direction and fit into the groove-shaped mounting portions 213h and 213j of the base 213.
The LED side front cover 216 is made of a translucent resin material. Note that diffusion particles are mixed in the resin material.

(2) LED Module The LED module will be described mainly with reference to FIGS.
The LED module 23 includes a plurality of LEDs 231 and an LED substrate 233. Here, the LED substrate 233 has a long shape, and the plurality of LEDs 231 are mounted on the LED substrate 233 in a line. The LED module 23 is fixed by an adhesive sheet 235 between a pair of extending projections 213d and 213e on the bottom wall 213a of the base 213. In addition, the adhesive sheet 235 may be distribute | arranged over the whole back surface of the LED module 23, and may be distribute | arranged in multiple places at intervals in the longitudinal direction of the LED module 23. FIG.

(3) Switch unit This will be described with reference to FIG.
The switch unit 25 receives DC power obtained by converting commercial power from an AC conversion adapter (not shown), and supplies predetermined power to the LED module 23 in response to switching on / off or dimming.
The switch unit 25 includes a switch 251, a switch board 253, and a light control circuit (not shown). Although the AC conversion adapter can have a dimming circuit, a signal line for returning the dimming signal to the AC conversion adapter is required.
The switch 251 only needs to recognize operations for turning off, turning on, and dimming, and the type of the switch is not particularly limited. Here, a non-contact type is used as the switch 251, and operations for turning off, lighting, and dimming are detected based on the time for blocking the front of the switch 251. The switch 251 uses infrared rays.

The switch board 253 mounts a plurality of electronic components and switches 251 constituting a switch circuit and a dimmer circuit on the surface. The switch 251 is arranged so as to fit in the through hole 215 s of the intermediate portion 215 e of the second end cover 215.
The switch circuit starts supplying power to the LED module 23 when a lighting signal is input from the switch 251, and stops power to the LED module 23 when a turn-off signal is input from the switch 251. When the dimming signal is input from the switch 251, the dimming circuit adjusts the power received from the AC conversion adapter (the power during normal lighting) to the power matching the dimming signal and supplies power to the LED module 23. To do.

The switch substrate 253 has a substantially rectangular shape. The switch substrate 253 has a chipped portion 253a extending in the longitudinal direction at the approximate center of the short side on the LED module 23 side. The position restricting portion 215y (see FIG. 9B, etc.) of the second end cover 215 fits in the notched portion 253a.
The switch board 253 has rectangular notches 253b and 253c at the corners on the opposite side to the LED module 23. A portion parallel to the short side of the switch substrate 253 in the chipped portions 253b and 253c fits into the groove 215k2 of the first fixing portion 215k of the second end cover 215. A portion parallel to the long side of the switch substrate 253 in the chipped portions 253b and 253c is in contact with or close to the inner surface in the short direction of the switch substrate 253 in the extended piece 215k1 of the first fixing portion 215k.
Misalignment of the switch substrate 253 with respect to the second end cover 215 is suppressed by the notches 253a, 253b, and 253c.

3. The fixture will be described mainly with reference to FIG.
The fixture 3 has a base 31 and a pair of upright pieces 33 and 35. The light source device 2 is disposed between the pair of standing pieces 33 and 35 and is detachably attached to the fixture 3.

(3-1) Base Description will be made mainly with reference to FIGS.
The base 31 has a rectangular plate shape. The base 31 has a fixing portion that fixes the fixture 3 to the installation surface 5. Here, the base 31 is fixed in contact with the installation surface 5. There are one or more fixing parts. Here, there are two types.

  The fixing portion 31a is used for fixing using the magnet when the installation surface 5 is made of a metal material. The fixed part 31a is constituted by a recess for accommodating a magnet. A through hole 31b is provided in the bottom portion of the fixed portion 31a here. Here, since the magnet has a disk shape, the fixing portion 31a and the through hole 31b have a circular shape.

  The fixing portions 31c and 31d are provided at the center in the short direction of the base 31 and at intervals in the longitudinal direction. Screw members are used for fixing using the fixing portions 31c and 31d. For this reason, fixing | fixed part 31c, 31d is comprised by the through-hole. Here, a countersunk screw type is used as the screw member, and the surface of the through hole is expanded so that the head of the screw member does not protrude from the base 31.

(3-2) Standing piece A description will be given with reference to FIGS. 1, 2, 12 and 13.
The standing pieces 33 and 35 extend from the end portion of the base 31 which is a long side to the front side. The standing pieces 33 and 35 extend at an angle of 90 ° or more with respect to the base 31. Here, the standing pieces 33 and 35 extend so that the opposing surfaces of the standing pieces 33 and 35 are spread outward.

  The standing pieces 33 and 35 have attachment portions 33 a and 35 a for attaching the light source device 2. The attachment portions 33a and 35a here use an engagement structure. The attachment portions 33a and 35a are constituted by convex portions that engage (fit) with groove-like attachment portions 213f and 213g existing on the base 213 of the light source device 2. The convex portion protrudes from the standing pieces 33, 35 toward the other standing piece 35, 33 and extends parallel to the longitudinal direction of the base 31.

  The standing pieces 33, 35 have through portions 33 b, 35 b at the connecting portion with the base 31. Accordingly, the standing pieces 33 and 35 can be elastically deformed in the short direction of the base 31, and the light source device 2 can be inserted between the pair of standing pieces 33 and 35 from the side facing the base 31.

  The standing piece 35 is larger in the longitudinal dimension of the base 31 than the standing piece 33. The standing piece 35 includes fixing portions 35c and 35d for fixing the fixture 3 in a state orthogonal to the installation surface 5 (a state in which the standing piece 35 is in contact with the installation surface). As shown in FIG. 2, the fixing portions 35 c and 35 d are provided at the center in the short direction of the standing piece 35 and at intervals in the longitudinal direction. A screw member is used for fixing using the fixing portions 35c and 35d. For this reason, fixing | fixed part 35c, 35d is comprised by the through-hole. Here, a countersunk screw type is used as the screw member, and the through hole is surface-expanded so that the head of the screw member does not protrude from the base 31.

<Modification>
1. Light Source Device (1) Housing The housing 21 of the embodiment includes a base 213, a first end cover 214, a second end cover 215, and an LED side front cover 216, and the front cover is the LED side front cover 216 and the second end cover. 215 second auxiliary table cover 215b.
However, the front cover may be configured by an LED side front cover 216 and a switch side front cover separate from the second end cover. Furthermore, the front cover may integrally include the LED side front cover and the switch side front cover.
The configuration and shape of the housing are not limited to those described in the embodiment, and any configuration having an LED housing portion and a switch housing portion may be used.

(2) LED Module The plurality of LEDs 231 constituting the LED module 23 of the embodiment are arranged in a single row, but may be arranged in a plurality of rows of two or more rows. Although the LED board 233 constituting the LED module 23 is constituted by one sheet, the LED board may be constituted by a plurality of sheets.
The LED module 23 includes the LEDs 231 that emit the same light color. However, for example, the LED module 23 may include a plurality of types of LEDs having different light colors, and may be configured to be toned. In this case as well, the toning circuit is preferably incorporated in the switch unit.

(3) Switch unit The switch unit 25 of the embodiment uses a contacted sensor. However, for example, a switch of a button type, a volume type (rotary type), a slide type, etc. may be used. The switch unit includes the LED board and a separate switch board. However, for example, the LED board and the switch board may be integrated.

2. The fixture 3 of the embodiment can be attached in two states so that the light emission direction of the light source device 2 is perpendicular or parallel to the installation surface 5. For example, the light emission direction is on the installation surface. A fixture that allows the light source device 2 to be attached in a state where the light source device 2 is inclined at a predetermined angle may be used.
Hereinafter, the fixture 103 which attaches the light source device 2 in the state inclined 45 [°] will be described with reference to FIGS. 14 to 16.
The illuminating device 101 includes the light source device 2 and one or a plurality of (here, two) fixtures 103.
For example, the fixture 103 is fixed to a horizontal installation surface 105 such as a ceiling surface. The fixture 103 has a pair of plate-like portions 1033 and 1035. The pair of plate-like parts 1033 and 1035 are connected at one end when viewed from the longitudinal direction of the light source device 2 (FIG. 15). The pair of plate-like portions 1033 and 1035 are reinforced by auxiliary plates 1037 and 1039.
Here, the pair of plate-like parts 1033 and 1035 have an “L” shape connected in a state of approximately 90 °. Note that the pair of plate-like portions 1033 and 1035 may be coupled at an angle other than 90 [°]. A connected portion of the pair of plate-like portions 1033 and 1035 is a connecting portion 1034.

Each of the plate-like parts 1033 and 1035 has attachment parts 1033 a and 1035 a for attaching the light source device 2. The attachment portions 1033a and 1035a are provided at the ends of the plate-like portions 1033 and 1035 opposite to the connection portion 1034. The attachment portions 1033a and 1035a here also use the engagement structure. The attachment portions 1033a and 1035a are constituted by convex portions that engage (fit) into groove-like attachment portions 213f and 213g existing on the base 213 of the light source device 2.
Each of the plate-like parts 1033 and 1035 has curved parts 1033b and 1035b so that the portions where the attaching parts 1033a and 1035a exist are parallel to each other. The curved portions 1033b and 1035b exist on the way from the connecting portion 1034 to the mounting portions 1033a and 1035a in the plate-like portions 1033 and 1035, respectively.

  At least one of the pair of plate-like portions 1033 and 1035 (here, the plate-like portion 1033) has a fixing portion for fixing the fixture 103 to the installation surface 105. Here, the plate-like portion 1033 is fixed in contact with the installation surface 105. There are one or more fixing parts. Here, there are two types as in the embodiment.

  The fixed portion 1033c is configured by a magnet recess. Again, a through hole 1033d is provided in the bottom portion of the fixed portion 1033c. Here, since the magnet has a disk shape, the fixed portion 1033c and the through hole 1033d have a circular shape.

  The fixing portions 1033e and 1033f are provided at the center in the short direction of the plate-like portions 1033 and 1035 and at intervals in the longitudinal direction. A screw member is used for fixing using the fixing portions 1033e and 1033f. For this reason, the fixing | fixed part 1033e and 1033f are comprised by the through-hole. Here, a countersunk screw type is used as the screw member, and the surface of the through hole is expanded so that the head of the screw member does not protrude from the plate-like portion 1033.

  The lighting device 1 of the embodiment and the lighting device 101 of the modified example are configured to fix the light source device 2 to the installation surface 5 using the fixture 3. For example, the surface of the installation surface is an adhesive tape or an adhesive. In the case of an installation surface that can cope with adhesion by the above, it is also possible to fix the light source device 2 to the installation surface by applying a double-sided tape to the back surface of the light source device 2 or applying an adhesive. In this case, the fixture is an adhesive tape or an adhesive. Further, in such a case, the lighting device may include a light source device and an AC adapter, or may include only the light source device if the AC adapter is compatible.

DESCRIPTION OF SYMBOLS 1 Illuminating device 2 Light source device 3 Attaching tool 5 Installation surface 9 Electric cable 21 Case 23 LED module 213 Base 213a Bottom wall 213b Side wall 213c Side wall 215 Switch 216 LED side surface cover 231 LED

Claims (5)

A lighting device comprising a long light source device having a plurality of LEDs as light sources, and a fixture for detachably attaching the light source device to an installation surface,
The light source device is connected to an AC conversion adapter that receives power from a commercial power source and generates power for lighting the plurality of LEDs via an electric cable, and includes a switch for turning on and off the plurality of LEDs. And
The light source device has a long casing having a translucent front cover on the surface, and an LED module in which the plurality of LEDs are mounted in a row,
The said LED module is provided in the bottom wall of the said housing | casing in the state facing the said front cover. The lighting device according to claim 1, wherein the front cover is curved so that a portion facing the plurality of LEDs protrudes to the front side. The housing has a base whose front side opening is covered with the front cover,
The base has the bottom wall having a long rectangular shape and a pair of side walls standing from the end of the bottom wall in the short direction, and in the cross section, the center in the short direction of the bottom wall The illuminating device according to claim 2, wherein the illumination device has a symmetric shape with respect to an imaginary line passing through and perpendicular to the bottom wall. The side wall is recessed from the outer surface to the inner side in the short direction from the side close to the bottom wall and extends in the longitudinal direction, and is recessed from the inner surface to the outer side in the short direction and is longitudinally The illuminating device according to claim 3, wherein a groove extending adjacently is provided. The lighting device according to claim 4, wherein the fixture has an engaging portion that engages with a groove on the side wall close to the bottom wall.

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