JP5866527B2 - Light source unit and lighting apparatus - Google Patents

Description

  The present invention relates to a light source unit and a lighting fixture.

  2. Description of the Related Art Conventionally, a ceiling-mounted lighting fixture that is attached to a ceiling has been provided (see, for example, Patent Document 1). This lighting fixture includes a horizontally long and long fixture main body, a light source unit attached to the fixture main body using a locking member, and a lighting device that supplies lighting power to the light source unit. An accommodating recess for accommodating the light source unit is provided over the entire length in the approximate center.

  The light source section includes a horizontally long and long mounting member, a plurality of substrates each mounted with a plurality of light emitting elements mounted on the bottom surface of the mounting member, and a mounting member so as to cover the plurality of substrates. And a cover member attached to the. And the light source part assembled | attached integrally is attached to an instrument main body using a locking member in the state in which the one part was accommodated in the accommodation recessed part of the instrument main body.

JP 2012-3993 A

  In the lighting fixture shown in Patent Document 1 described above, the lighting device is attached to the bottom surface of the housing recess provided in the fixture body. For example, when the lighting device is attached to the attachment member, the upper surface of the attachment member (the above-described substrate). It is common to attach to the surface opposite to the surface to which the is attached. However, when the lighting device is mounted at the center in the width direction of the mounting member, there is a space on both sides of the lighting device, but depending on the size of the electric wires and electrical functional parts disposed in this space, it cannot be disposed in the space. There was a case.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a light source unit and a luminaire having an increased degree of freedom in arrangement of electric wires, electric functional parts, and the like.

The light source unit of the present invention includes an LED substrate on which a plurality of LEDs are mounted, a long attachment member to which the LED substrate is attached, a power supply device that supplies lighting power to the plurality of LEDs, and a diffusive material. A long length that is attached to the attachment member so as to cover the LED substrate in a state in which the same direction as the longitudinal direction of the attachment member is the longitudinal direction and the same direction as the width direction of the attachment member is the width direction. A light source unit that includes a cover member and is detachably attached to an elongated instrument body, wherein the attachment member is formed in a long and rectangular plate shape, and the LED substrate is attached to one surface. A first side surface portion projecting in a direction opposite to the LED substrate and intersecting the bottom surface portion from both ends in the width direction of the bottom surface portion. The power supply device includes a power supply board on which at least a circuit component for generating the lighting power is mounted, and a storage case for storing the power supply board, and the storage case Has a first side surface portion facing the first side surface portion of the mounting member, and a second side surface portion facing the second side surface portion of the mounting member, and the second side surface portion of the mounting member. The storage case is disposed such that a distance from the first side surface portion of the mounting member to the second side surface portion of the mounting member is longer than a distance from the first side surface portion of the storage case. The mounting member is disposed in a first space surrounded by the bottom surface portion, the first side surface portion, and the second side surface portion, and is attached to the mounting member. The bottom surface portion of the mounting member and the first 2 side portions and the storage case A second space surrounded by the second side surface of the mounting member, the second space facing the bottom surface of the mounting member, the second side surface of the mounting member and the storage case. An opening is formed along the second side surface, and a groove is formed between the second side surface of the mounting member and the second side surface of the storage case. The cover member has a width A first projecting wall portion and a second projecting wall portion projecting from both ends in the direction to the mounting member side, and projecting toward the second projecting wall portion side facing the tip of the first projecting wall portion. A projection is provided, and a tip of the second projection wall is provided with a second projection that projects toward the opposed first projection wall, and the cover member includes the first projection. It is hooked on the tip of the first side surface portion of the mounting member, and the second protrusion is It is attached to the said attachment member by being hooked on the front-end | tip of a 2nd side part .

In this light source unit, it is preferable that a wiring space is formed by the second space.

Further, in this light source unit, the storage case has a rectangular box-shaped storage part that is open on one surface facing the bottom surface part when attached to the attachment member, and the first of the attachment members in the storage part. A portion facing the two side surface portions is the second side surface portion of the storage case, and the storage case extends from the opening edge of the second side surface portion of the storage portion in the width direction of the bottom surface portion of the mounting member. It is also preferable to have the 1st extension part extended along.

The lighting fixture of the present invention includes a fixture main body formed in an elongated shape, and a light source unit that is detachably attached to the fixture main body, and the light source unit includes an LED substrate on which a plurality of LEDs are mounted, A mounting member for attaching the LED substrate to the fixture body so that the plurality of LEDs face the opposite side of the fixture body, and a power supply device for supplying lighting power to the plurality of LEDs And mounting the LED board so as to cover the LED board in a state where the longitudinal direction is the same as the longitudinal direction of the mounting member and the width direction is the same as the width direction of the mounting member. A long cover member attached to the member, and the attachment member is formed in a long and rectangular plate shape and has a bottom surface portion to which the LED substrate is attached on one surface, and a width direction of the bottom surface portion. That is formed by the first side surface portion and a second side portion which projects from both ends in a direction crossing the LED substrate with and the bottom surface portion on the opposite side with respect to the bottom portion, the power supply device is at least A power supply board on which circuit components for generating the lighting power are mounted; and a storage case for storing the power supply board. The storage case faces the first side surface portion of the mounting member. A first side surface portion and a second side surface portion facing the second side surface portion of the mounting member; and a distance from the second side surface portion of the mounting member to the second side surface portion of the storage case. The mounting member is disposed to be longer than the distance from the first side surface portion of the mounting member to the first side surface portion of the storage case, and the storage case includes the bottom surface portion and the first side surface portion of the mounting member. And a first surrounded by the second side surface portion And is attached to the attachment member, and has a second space surrounded by the bottom surface portion and the second side surface portion of the attachment member, and the second side surface portion of the storage case, In the second space, a side of the mounting member that faces the bottom surface is open along the second side surface of the mounting member and the second side surface of the storage case, A groove formed between the second side surface portion and the second side surface portion of the storage case is formed, and the cover member includes a first projecting wall portion and a first projecting wall portion projecting toward the mounting member side from both ends in the width direction. There are two projecting wall portions, the first projecting wall portion is provided with a first projecting portion projecting toward the second projecting wall portion facing the tip end of the first projecting wall portion, and opposed to the tip end of the second projecting wall portion A second projecting portion projecting toward the first projecting wall portion side is provided, and the cover portion The mounting member is configured such that the first protrusion is hooked on the tip of the first side surface portion of the mounting member, and the second protrusion is hooked on the tip of the second side surface portion of the mounting member. It is attached to .

In this lighting fixture, it is preferable that a wiring space is formed by the second space.

Further, in this lighting apparatus, the storage case has a rectangular box-shaped storage portion that is open to a surface facing the bottom surface portion in a state of being attached to the attachment member, and the first of the attachment members in the storage portion. A portion facing the two side surface portions is the second side surface portion of the storage case, and the storage case extends from the opening edge of the second side surface portion of the storage portion in the width direction of the bottom surface portion of the mounting member. It is also preferable to have the 1st extension part extended along.

  Since the power supply device is attached to the first side surface portion of the attachment member, a larger space can be secured as compared with the case where the power supply device is attached to the center in the width direction of the bottom surface portion. Thereby, since a comparatively big electric wire, an electric functional component, etc. can be arrange | positioned in the said space, there exists an effect that the freedom degree of arrangement | positioning of an electric wire or an electric functional component can be raised.

(A) is a disassembled perspective view which shows an example of the lighting fixture using the light source unit of this embodiment, (b) is a principal part enlarged view of the attachment member used for the same as the above. It is a whole perspective view of the lighting fixture using the same. It is a perspective view of the state which removed the same from the lighting fixture. (A) is sectional drawing same as the above, (b) is sectional drawing of the lighting fixture using the same as the above. An example of the state which attached the power supply device to the attachment member used same as the above is shown, (a) is the perspective view seen from the upper side, (b) is the perspective view seen from the lower side. An example of the state which attached the power supply device to the attachment member used same as the above is shown, (a) is a right view, (b) is a top view, (c) is a left view. The other example of the state which attached the power supply device to the attachment member used same as the above is shown, (a) is a right view, (b) is a top view, (c) is a left view. (A) is sectional drawing same as the above, (b) is sectional drawing which shows another example of the lighting fixture using the same as the above.

  Below, embodiment of the lighting fixture A is described with reference to FIGS. In the following description, unless otherwise specified, the vertical and horizontal directions are defined in the direction shown in FIG. 4B, and the direction perpendicular to the paper surface in FIG. I do.

  The lighting fixture A of this embodiment is a ceiling direct attachment type lighting fixture as shown in FIGS. 1-4, The fixture attached to the ceiling material 100 using the suspension bolt 200 (refer FIG.4 (b)). A main body 1 and a light source unit 2 detachably attached to the instrument main body 1 are provided.

  The instrument main body 1 is formed into a flat box shape that is long and has an upper surface (a surface facing the ceiling material 100) opened by bending the sheet metal, and on the side opposite to the ceiling material 100 (that is, the lower side). A rectangular housing recess 11 for housing the light source unit 2 is provided over the entire length of the instrument body 1. In addition, on both sides of the housing recess 11 in the left-right direction (width direction) of the instrument body 1, inclined surfaces 12 that extend from the opening edge of the housing recess 11 and incline upward (toward the ceiling material 100) toward the outside. 12 are provided.

  In addition, the bottom surface portion 111 of the housing recess 11 is provided with a plurality of holes 111a (five in FIG. 1A) for passing the electric wires along the front-rear direction (longitudinal direction). Two holes 111b for passing the suspension bolt 200 are provided at each position. Furthermore, as shown in FIGS. 1 to 3, end caps 3 are respectively attached to both end portions of the instrument body 1 in the front-rear direction.

  As shown in FIG. 1A and FIG. 4A, the light source unit 2 includes a plurality of (two in FIG. 1A) LED substrates 22, an attachment member 21 to which the LED substrates 22 are attached, an LED And a cover member 23 attached to the attachment member 21 so as to cover the substrate 22. The light source unit 2 includes a power supply device 24 that supplies predetermined lighting power to the LED substrate 22 and a terminal block block 25.

  The LED board 22 includes a printed board 221 formed in a rectangular plate shape that is long in the front-rear direction. A plurality of LEDs (light emitting diodes) 222 are mounted on the lower surface of the printed board 221 along the front-rear direction (longitudinal direction). Yes. In addition, a connector 223 for electrically connecting the power supply device 24 is mounted on one end (right end) of the LED board 22 on one side (right side in FIG. 1A). An electric wire (not shown) is connected to the connector 223, and the LED substrate 22 and the power supply device 24 are electrically connected by connecting the end of the electric wire to the power supply device 24.

  Further, a power supply connector 224 is mounted on each LED substrate 22 at an end facing the adjacent LED substrate 22. Then, by connecting the connectors 224 and 224 of both the LED boards 22 and 22, the LED board 22 on one side (right side in FIG. 1A) to the LED board 22 on the other side (left side in FIG. 1A). Can be powered.

  The attachment member 21 is formed in a U shape by bending a sheet metal, and has a bottom surface portion 211 formed in a long and rectangular plate shape, a side surface portion 212c (first side surface portion), and a side surface portion 212d (first surface portion). 2 side surfaces). The side surfaces 212c and 212d extend in the vertical direction (direction orthogonal to the bottom surface portion 211) from both ends in the left-right direction (width direction) of the bottom surface portion 211. As shown in FIG. 4A, inclined portions 212a that are inclined in directions away from each other are provided at the tips of the side surfaces 212c and 212d, respectively.

  A hole 211a through which the electric wire for electrically connecting the LED substrate 22 and the power supply device 24 passes is provided at one end portion (the right end portion in FIG. 1A) in the front-rear direction (longitudinal direction) of the bottom surface portion 211. Is provided. In addition, a rectangular recess 211b formed by projecting a part of the bottom surface portion 211 upward is provided at a substantially center in the front-rear direction of the bottom surface portion 211. The concave portion 211 b is for securing an insulation distance between the connector 224 and the bottom surface portion 211 of the mounting member 21 in a state where both the LED boards 22 and 22 are mounted on the mounting member 21.

  Further, as shown in FIG. 1B, the side surface portions 212c and 212d are each provided with two locking claws 212b each formed by cutting out a part of the side surface portions 212c and 212d (see FIG. 1B). FIG. 1B shows only the side surface 212d. The LED substrate 22 described above is fixed to the bottom surface portion 211 of the mounting member 21 by a locking claw 211c (see FIG. 5A) formed by cutting and raising a part of the bottom surface portion 211 of the mounting member 21. The

  The cover member 23 is formed in a long shape whose upper surface (surface on the mounting member 21 side) is opened by a diffusible material (for example, milky white acrylic resin). The cover member 23 has a convex lens-shaped diffusing surface 231 in which the amount of protrusion downward increases from the both ends to the center in the left-right direction (width direction) (see FIG. 4A). ).

Further, at both ends in the left-right direction of the cover member 23, as shown in FIG. 4B, the open end of the housing recess 11 of the instrument main body 1 in the vertical direction with the light source unit 2 attached to the instrument main body 1. An extending portion 232 that overlaps the edge is provided. In addition, projecting wall portions 233 (a first projecting wall portion and a second projecting wall portion) projecting upward (on the attachment member 21 side) on the inner side of each extending portion 232 in the left-right direction of the cover member 23 have a total length. Protruding portions 233a (first protruding portion and second protruding portion) protruding inward are provided at the tips of the protruding wall portions 233, respectively.

  The power supply device 24 includes a power supply board 241 and a storage case 242 for storing the power supply board 241. The power supply board 241 includes a printed board 241a formed in a rectangular plate shape that is long in the front-rear direction. The printed board 241a includes at least circuit components (for example, a transformer, a diode, a capacitor, etc.) 241b for generating lighting power for the LEDs 222. Has been implemented.

  As shown in FIG. 4A, the storage case 242 has a rectangular box-shaped storage part 242a that is open on one surface (a surface facing the bottom surface part 211 of the mounting member 21) and is long in the front-rear direction. In addition, the storage case 242 has a groove portion 242e including a space surrounded by the first extension portion 242b, the second extension portion 242c, and the side surface portion 242d of the storage portion 242a.

  The first extension part 242b extends from the opening edge of the storage part 242a to the side (left side in FIG. 4A), and the second extension part 242c is above the tip of the first extension part 242b. It extends to (the instrument body 1 side). Further, the side surface portion 242d (second side surface portion) of the storage portion 242a faces the second extending portion 242c.

  The groove portion 242e may be used as a wiring space for passing an electric wire from the terminal block block 25 to the power supply device 24, an electric wire from the power supply device 24 to the LED board 22, an electric wire for sending electric power to the adjacent lighting fixture A, or the like. Used to arrange electrical functional parts. Here, the electric functional component is a component constituting an electric circuit between a power source and a load (LED 222 in the present embodiment), and examples thereof include a terminal block.

  Further, as shown in FIGS. 5 (a) and 5 (b), a rectangular attachment having a rectangular opening 242g is provided on the side surface 242h (first side surface) facing the side surface 242d in the storage unit 242a. The pieces 242f are provided on both the front and rear sides. Furthermore, a rectangular opening 242g is provided at a position near both ends in the front-rear direction also in the second extending portion 242c facing the side surface portion 242d of the storage portion 242a.

The power supply device 24 is attached to the attachment member 21 in a state where at least a part is accommodated in the accommodation portion 213 (first space) that is a space surrounded by the bottom surface portion 211 and the side surface portions 212 and 212 of the attachment member 21. It is done. The attachment method will be described later.

  The terminal block 25 includes a terminal block 251 formed in a rectangular box shape and a mounting bracket 252 for mounting the terminal block 251 to the mounting member 21. A power line (not shown) exposed to the indoor side (lower side) through the ceiling member 100 is connected to the terminal block 251, and an electric wire (not shown) that electrically connects the power source 24. Is connected. And this terminal block block 25 is attached to the attachment member 21 using a screw etc. in the state in which at least one part was accommodated in the accommodating part 213, for example.

  Here, FIG.5 and FIG.6 has shown an example of the state which attached the power supply device 24 to the attachment member 21, and demonstrates an attachment procedure below. First, the worker arranges the power supply device 24 in the housing portion 213 of the mounting member 21 with the opening side of the housing portion 242a facing the mounting member 21 side. At this time, the operator can adjust the positions of the locking claws 212b provided on the side surfaces 212c and 212d of the attachment member 21, and the openings 242g provided on the attachment pieces 242f and the second extension 242c of the power supply device 24. Adjust the position.

  Then, when the operator bends all the locking claws 212b inward through the openings 242g, each locking claw 212b is caught on the opening edge of the corresponding opening 242g, and the power supply device 24 is attached to the mounting member 21. It is done. As described above, when the power supply device 24 is attached to the both side surfaces 212c and 212d, the power supply device 24 can be firmly attached to the attachment member 21. Here, a wiring space is formed by a space surrounded by the bottom surface portion 211 and the side surface portion 212 d of the attachment member 21 and the side surface portion 242 d of the storage case 242.

  Next, the assembly procedure of the light source unit 2 will be described. First, the operator attaches the power supply device 24 and the terminal block block 25 to the upper surface side of the attachment member 21, respectively, and further connects the power supply device 24 and the terminal block block 25 with electric wires. Thereafter, the operator fixes the LED substrate 22 to the bottom surface portion 211 of the mounting member 21 with the locking claws 211c, and the electric wire led out from the connector 223 of the LED substrate 22 into the hole 211a provided in the bottom surface portion 211 of the mounting member 21. After passing, the end is connected to the power supply device 24.

  Finally, the operator attaches the cover member 23 to the attachment member 21 with the opening side facing upward. At this time, the protrusions 233 a provided on the respective protruding wall portions 233 of the cover member 23 are hooked on the inclined portions 212 a provided on the respective side surfaces 212 c and 212 d of the attachment member 21, and the cover member 23 is attached to the attachment member 21. It is done. The light source unit 2 is assembled according to the above procedure. In addition, the said method of attaching the cover member 23 to the attachment member 21 is an example, and another method may be sufficient.

  Then, the construction procedure of the lighting fixture A is demonstrated. First, the operator passes the power line exposed to the indoor side through the hole 111a provided in the instrument main body 1, passes the suspension bolt 200 exposed to the indoor side through the ceiling material 100, and then passes through the hole 111b. A nut 300 is screwed into 200 to fix the instrument body 1 to the ceiling material 100.

  Thereafter, the operator connects the power line to the terminal block 251 and attaches the light source unit 2 to the instrument body 1 by fitting structures (not shown) provided on the instrument body 1 and the attachment member 21, respectively. At this time, at least the power supply device 24 and the terminal block 25 are accommodated in the accommodating recess 11. The lighting fixture A is constructed on the ceiling according to the above procedure.

  FIG. 7A to FIG. 7C show another example in which the power supply device 24 is attached to the attachment member 21. 6 (a) to 6 (c), the power supply device 24 is attached to both side surface portions 212c and 212d of the attachment member 21, but in this example, the power supply device 24 is attached to only one side surface portion 212c. The power supply device 24 of this example is not provided with the first extension portion 242b and the second extension portion 242c, and is attached to the attachment member 21 by attachment pieces 242f and 242f provided integrally with the storage portion 242a. .

  That is, the operator holds the power supply device 24 in a state in which the position of each locking claw 212b provided on the side surface portion 212c of the attachment member 21 matches the position of the opening 242g provided on each attachment piece 242f of the power supply device 24. It arrange | positions in the accommodating part 213 of the attachment member 21. FIG. And if an operator bend | folds all the latching claws 212b inside through the opening part 242g, the power supply device 24 will be attached to the attachment member 21. FIG.

Thus, according to the present embodiment, since the power supply device 24 is attached to the side surface portion 212c of the attachment member 21, a larger space than when the power supply device 24 is attached to the center in the width direction of the bottom surface portion 211 ( 2nd space) can be secured. Thereby, since a comparatively big electric wire, an electric functional component, etc. can be arrange | positioned in the said space, the freedom degree of arrangement | positioning of an electric wire or an electric functional component can be raised.

  Further, as in the present embodiment, when the storage case 242 is attached to the side surface portion 212c so as not to contact the bottom surface portion 211 of the attachment member 21, heat transfer from the LED board 22 to the power supply device 24 and the power supply device The heat transfer from 24 to the LED substrate 22 can be suppressed. Further, by wiring the wire from the terminal block block 25 to the power supply device 24, the wire from the power supply device 24 to the LED board 22, the electric wire that sends power to the adjacent lighting fixture A, etc. in the groove portion 242e, the wiring space is separated. It is not necessary to provide it, and cost increase can be suppressed.

  Further, for example, when the LED board 22 is attached to the bottom surface portion 211 using an attachment screw, if the power supply device 24 is to be attached to the bottom surface portion 211, it must be attached at a position that does not interfere with the attachment screw in the longitudinal direction of the attachment member 21. Therefore, the degree of freedom of installation is low. On the other hand, when the power supply device 24 is attached to the side surface portion 212c, it can be attached even at a position that interferes with the attachment screw in the longitudinal direction of the attachment member 21, and the degree of freedom of attachment can be increased. it can.

  FIG.8 (b) is sectional drawing which shows another example of the lighting fixture A of this embodiment. In the above-described embodiment, the ceiling-mounted lighting fixture attached to the ceiling material 100 has been described. However, as in this example, the ceiling embedding installed in the back of the ceiling through the embedded hole 100a provided in the ceiling material 100. It may be a type of lighting fixture.

  The lighting fixture A of this example is detachably attached to the support member 4 installed on the back of the ceiling using a suspension bolt (not shown), the reflection plate 5 attached to the support member 4, and the reflection plate 5. The light source unit 2 is provided. The light source unit 2 is the same as that in the above-described embodiment, and the description thereof is omitted here.

  The reflector 5 is formed in a flat box shape that is long and has an open bottom by bending the sheet metal, and a rectangular housing recess 51 for housing the light source unit 2 is formed on the bottom surface of the reflector 5. Is provided over the entire length of the reflector 5. Moreover, the opening edge of the reflecting plate 5 is provided with a flange 52 extending over the entire circumference, and when the reflecting plate 5 is attached to the support member 4 installed on the back of the ceiling. The flange part 52 is in contact with the lower surface of the ceiling material 100 (see FIG. 8B). Here, in the present example, the reflector main body is constituted by the reflecting plate 5.

  Next, the construction procedure of the lighting fixture A will be described. First, the operator places the support member 4 on the back of the ceiling through the embedded hole 100a provided in the ceiling material 100, and attaches the support member 4 to a suspension bolt (not shown) provided on the back of the ceiling. Thereafter, the operator pulls out a power line (not shown) wired on the back of the ceiling to the indoor side (lower side) through a hole (not shown) provided in the housing recess 51 of the reflecting plate 5, for example, a screw or the like. The reflecting plate 5 is attached to the support member 4 by using it.

  Then, the operator connects the power supply line to a terminal block (not shown), and attaches the light source unit 2 to the reflecting plate 5 by a fitting structure (not shown) provided on the reflecting plate 5 and the attachment member 21, for example. Attach to. At this time, at least the power supply device 24 and the terminal block are accommodated in the accommodating recess 51. The lighting fixture A is installed behind the ceiling according to the above procedure.

  Thus, also in this example, when the power supply device 24 is attached to the side surface portion 212c of the attachment member 21 using the attachment member 21 shown in FIGS. A large space can be ensured as compared with the case where the power supply device 24 is attached to. Thereby, since a comparatively big electric wire, an electric functional component, etc. can be arrange | positioned in the said space, the freedom degree of arrangement | positioning of an electric wire or an electric functional component can be raised.

  In addition, as shown to Fig.7 (a)-FIG.7 (c), even when the power supply device 24 is attached only to one side part 212c, you may provide a groove part on the opposite side. Further, the shape of the groove is also an example, and other shapes may be used as long as an electric wire, an electrical functional component, or the like can be accommodated. Further, in the present embodiment, the storage case 242 of the power supply device 24 is attached to the side surface portion 212c so as not to contact the bottom surface portion 211 of the attachment member 21, but when there is no influence of heat, the storage case 242 contacts the bottom surface portion 211. The storage case 242 may be attached to the side surface portion 212c.

  The light source unit 2 of the present embodiment includes an LED substrate 22 on which a plurality of LEDs 222 are mounted, an attachment member 21 to which the LED substrate 22 is attached, and a power supply device 24 that supplies lighting power to the plurality of LEDs 222. The attachment member 21 is formed of a bottom surface portion 211, a side surface portion 212c (first side surface portion), and a side surface portion 212d (second side surface portion). The bottom surface portion 211 is formed in a long and rectangular plate shape, and the LED substrate 22 is attached to one surface. The side portions 212 c and 212 d protrude from both sides in the width direction of the bottom surface portion 211 in a direction opposite to the LED substrate 22 and intersecting the bottom surface portion 211 with respect to the bottom surface portion 211. The power supply device 24 includes at least a power supply board 241 on which circuit components for generating lighting power are mounted, and a storage case 242 for storing the power supply board 241. The storage case 242 includes a side surface portion 242h (first side surface portion) that faces the side surface portion 212c of the mounting member 21, and a side surface portion 242d (second side surface portion) that faces the side surface portion 212d of the mounting member 21. The storage case 242 is arranged such that the distance from the side surface portion 212d of the mounting member 21 to the side surface portion 242d of the storage case 242 is longer than the distance from the side surface portion 212c of the mounting member 21 to the side surface portion 242h of the storage case 242. Is done. Further, the storage case 242 is disposed in a space surrounded by the bottom surface portion 211 and the side surface portions 212c and 212d of the attachment member 21.

  Further, like the light source unit 2 of the present embodiment, it is preferable that a wiring space is formed by a space surrounded by the bottom surface portion 211 and the side surface portion 212d of the mounting member 21 and the side surface portion 242d of the storage case 242.

  Further, like the light source unit 2 of the present embodiment, the storage case 242 preferably has a rectangular box-shaped storage part 242a that is open on one surface facing the bottom surface part 211 when attached to the attachment member 21. In this case, the storage case 242 further includes a groove portion 242e including a space surrounded by the first extension portion 242b, the second extension portion 242c, and the side surface portion 242d of the storage portion 242a. The first extension part 242b extends from the opening edge of the storage part 242a along the width direction of the bottom part 211, and the second extension part 242c extends from the tip of the first extension part 242b to the first extension part. It extends on the opposite side of the bottom surface portion 211 with respect to 242b and in a direction intersecting the first extending portion 242b. Further, the side surface part 242d faces the second extending part 242c.

  The lighting fixture A of the present embodiment includes a fixture main body 1 formed in an elongated shape and a light source unit 2 attached to the fixture main body 1. The light source unit 2 includes an LED substrate 22 on which a plurality of LEDs 222 are mounted, a mounting member 21 that attaches the LED substrate 22 to the instrument body 1 so that the plurality of LEDs 222 face away from the instrument body 1, and a plurality of LEDs 222 And a power supply device 24 for supplying lighting power. The attachment member 21 is formed of a bottom surface portion 211, a side surface portion 212c (first side surface portion), and a side surface portion 212d (second side surface portion). The bottom surface portion 211 is formed in a long and rectangular plate shape, and the LED substrate 22 is attached to one surface. The side portions 212 c and 212 d protrude from both sides in the width direction of the bottom surface portion 211 in a direction opposite to the LED substrate 22 and intersecting the bottom surface portion 211 with respect to the bottom surface portion 211. The power supply device 24 includes at least a power supply board 241 on which circuit components for generating lighting power are mounted, and a storage case 242 for storing the power supply board 241. The storage case 242 includes a side surface portion 242h (first side surface portion) that faces the side surface portion 212c of the mounting member 21, and a side surface portion 242d (second side surface portion) that faces the side surface portion 212d of the mounting member 21. The storage case 242 is arranged such that the distance from the side surface portion 212d of the mounting member 21 to the side surface portion 242d of the storage case 242 is longer than the distance from the side surface portion 212c of the mounting member 21 to the side surface portion 242h of the storage case 242. Is done. Further, the storage case 242 is disposed in a space surrounded by the bottom surface portion 211 and the side surface portions 212c and 212d of the attachment member 21.

  Moreover, it is preferable that a wiring space is formed by a space surrounded by the bottom surface portion 211 and the side surface portion 212d of the mounting member 21 and the side surface portion 242d of the storage case 242 as in the lighting fixture A of the present embodiment.

  Moreover, like the lighting fixture A of the present embodiment, the storage case 242 preferably has a rectangular box-shaped storage part 242a that is open on one surface facing the bottom surface part 211 in a state of being attached to the attachment member 21. In this case, the storage case 242 further includes a groove portion 242e including a space surrounded by the first extension portion 242b, the second extension portion 242c, and the side surface portion 242d of the storage portion 242a. The first extension part 242b extends from the opening edge of the storage part 242a along the width direction of the bottom part 211, and the second extension part 242c extends from the tip of the first extension part 242b to the first extension part. It extends on the opposite side of the bottom surface portion 211 with respect to 242b and in a direction intersecting the first extending portion 242b. Further, the side surface part 242d faces the second extending part 242c.

21 Mounting member 22 LED substrate 211 Bottom surface portion 212c Side surface portion (first side surface portion of the mounting member)
212d Side surface (second side surface of mounting member)
242 Storage case 242d Side surface (second side surface of storage case)
242h Side surface (first side surface of the storage case)

Claims (6)

An LED substrate on which a plurality of LEDs are mounted, a long attachment member to which the LED substrate is attached, a power supply device that supplies lighting power to the plurality of LEDs, and a diffusible material, A long cover member that is attached to the attachment member so as to cover the LED substrate in a state where the same direction as the longitudinal direction is the longitudinal direction and the same direction as the width direction of the attachment member is the width direction. A light source unit that is detachably attached to the instrument body formed in a scale,
The mounting member is formed in a long and rectangular plate shape and has a bottom surface portion to which the LED substrate is mounted on one surface, the opposite side of the bottom surface portion from the both ends in the width direction of the bottom surface portion, and the side opposite to the LED substrate. It is formed by a first side surface portion and a second side surface portion protruding in a direction intersecting with the bottom surface portion,
The power supply apparatus includes a power supply board on which circuit components for generating at least the lighting power are mounted, and a storage case for storing the power supply board,
The storage case includes a first side surface portion facing the first side surface portion of the mounting member, and a second side surface portion facing the second side surface portion of the mounting member, The distance from the second side surface portion to the second side surface portion of the storage case is arranged to be longer than the distance from the first side surface portion of the mounting member to the first side surface portion of the storage case,
The storage case is disposed in a first space surrounded by the bottom surface portion, the first side surface portion, and the second side surface portion of the mounting member, and is attached to the mounting member.
There is a second space surrounded by the bottom surface portion and the second side surface portion of the mounting member and the second side surface portion of the storage case, and the second space faces the bottom surface portion of the mounting member. A side that opens along the second side surface portion of the mounting member and the second side surface portion of the storage case, and the second side surface portion of the mounting member and the second side surface portion of the storage case, It is formed in a groove shape that is open between
The cover member has a first projecting wall portion and a second projecting wall portion projecting from both ends in the width direction to the mounting member side, and the second projecting wall portion facing the tip of the first projecting wall portion. A first projecting portion projecting to the side, and a second projecting portion projecting to the opposing first projecting wall portion side is provided at the tip of the second projecting wall portion,
In the cover member, the first protrusion is hooked on the tip of the first side surface portion of the mounting member, and the second protrusion is hooked on the tip of the second side surface portion of the mounting member. A light source unit which is attached to an attachment member .   The light source unit according to claim 1, wherein a wiring space is formed by the second space. The storage case has a rectangular box-shaped storage part whose one surface facing the bottom surface part is open in a state of being attached to the attachment member,
The portion of the storage portion that faces the second side surface portion of the mounting member is the second side surface portion of the storage case,
The storage case has a first extending portion that extends along the width direction of the bottom surface portion of the mounting member from the opening edge of the second side surface portion of the storage portion. The light source unit according to claim 1 or 2. An instrument body formed in a long shape, and a light source unit detachably attached to the instrument body,
The light source unit includes an LED substrate on which a plurality of LEDs are mounted, and an attachment for attaching the LED substrate to the instrument body so that the LED substrate is long and faces the opposite side of the instrument body. A member, a power supply device that supplies lighting power to the plurality of LEDs, and a material having diffusivity, the longitudinal direction being the same as the longitudinal direction of the attachment member and the width being the same as the width direction of the attachment member A long cover member that is attached to the attachment member so as to cover the LED substrate in a state in a direction,
The attachment member, and a long and a bottom portion of the LED substrate on one surface is formed in a rectangular plate shape is attached, the side opposite to the LED substrate to the bottom portion from both ends in the width direction of the bottom portion It is formed with a first side surface portion and a second side surface portion protruding in a direction intersecting with the bottom surface portion,
The power supply apparatus includes a power supply board on which circuit components for generating at least the lighting power are mounted, and a storage case for storing the power supply board,
The storage case includes a first side surface portion facing the first side surface portion of the mounting member, and a second side surface portion facing the second side surface portion of the mounting member, The distance from the second side surface portion to the second side surface portion of the storage case is arranged to be longer than the distance from the first side surface portion of the mounting member to the first side surface portion of the storage case,
The storage case is disposed in a first space surrounded by the bottom surface portion, the first side surface portion, and the second side surface portion of the mounting member, and is attached to the mounting member.
There is a second space surrounded by the bottom surface portion and the second side surface portion of the mounting member and the second side surface portion of the storage case, and the second space faces the bottom surface portion of the mounting member. A side that opens along the second side surface portion of the mounting member and the second side surface portion of the storage case, and the second side surface portion of the mounting member and the second side surface portion of the storage case, It is formed in a groove shape that is open between
The cover member has a first projecting wall portion and a second projecting wall portion projecting from both ends in the width direction to the mounting member side, and the second projecting wall portion facing the tip of the first projecting wall portion. A first projecting portion projecting to the side, and a second projecting portion projecting to the opposing first projecting wall portion side is provided at the tip of the second projecting wall portion,
In the cover member, the first protrusion is hooked on the tip of the first side surface portion of the mounting member, and the second protrusion is hooked on the tip of the second side surface portion of the mounting member. A luminaire attached to an attachment member .   The lighting fixture according to claim 4, wherein a wiring space is formed by the second space. The storage case has a rectangular box-shaped storage part whose one surface facing the bottom surface part is open in a state of being attached to the attachment member,
The portion of the storage portion that faces the second side surface portion of the mounting member is the second side surface portion of the storage case,
The storage case has a first extending portion that extends along the width direction of the bottom surface portion of the mounting member from the opening edge of the second side surface portion of the storage portion. The lighting fixture according to claim 4 or 5.

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