JP2017107697A - Light source unit and lighting fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a light source unit and a lighting fixture capable of achieving weight saving and improvement in work efficiency.SOLUTION: A light source unit 1 includes: light source modules 2; connection members 3; and a cover 4 for accommodating the light source modules 2 connected by the connection members 3. At a substrate 21, insertion holes 23 penetrating in a thickness direction are provided near both ends in the direction connected by the connection members 3. The cover 4 is formed so that the plurality of light source modules 2 connected by the connection members 3 are accommodated being arrayed side by side in the longer direction. The connection member 3 has a main part 31 formed in a tabular shape, and a pair of claw parts 32 protruding from one surface of the main part. Each of the pair of claw parts 32 is inserted in each of the insertion holes 23 provided at each of the two substrates 21 adjacent to each other.SELECTED DRAWING: Figure 1

Description

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

  As a conventional example, the lighting fixture described in Patent Document 1 is illustrated. The lighting fixture described in Patent Literature 1 includes a fixture main body, a frame that can be attached to the fixture main body, and a plurality of substrates on which a plurality of LEDs that are light sources are mounted in a row. The frame includes a bottom plate. A plurality of substrates are arranged in the longitudinal direction on the surface side of the bottom plate, and each of the plurality of substrates is fixed to the bottom plate with screws.

JP 2010-277924 A

  By the way, in the lighting fixture described in Patent Document 1, the bottom plate of the frame is formed in an area substantially coinciding with the bottom surface of the fixture main body, which causes an increase in the weight of the lighting fixture. Each of the plurality of substrates is provided with screw insertion holes near both ends, and the operator needs to screw each of the substrates in order to fix the plurality of substrates to the frame. Therefore, work efficiency was bad.

  This invention is made | formed in view of the said reason, and aims at providing the light source unit and lighting fixture which can aim at weight reduction and the improvement of work efficiency.

  The light source unit of the present invention includes a light source module, one or more connecting members, and a cover that houses the light source module connected by the one or more connecting members, and each of the plurality of light source modules includes: A substrate formed in a plate shape, and a plurality of solid state light emitting devices mounted on one surface of the substrate, wherein the substrate has one or more insertion holes penetrating in a thickness direction. Provided near both ends in the direction connected by the connecting member, the cover is formed in a long box shape, and the plurality of light source modules connected by the one or more connecting members are arranged in the longitudinal direction. The one or more connecting members have a main part formed in a plate shape and a pair of claw parts protruding from one surface of the main part, and the pair of claw parts Each of the next Characterized in that it is inserted into each of the insertion holes provided in respective One of the substrate.

  The lighting fixture of this invention is equipped with the above-mentioned light source unit and the fixture main body holding the said light source unit, It is characterized by the above-mentioned.

  The light source unit and the lighting fixture of the present invention have been made in view of the above-described reasons, and are effective in reducing the weight and improving the work efficiency.

It is a disassembled perspective view which shows the light source unit which concerns on embodiment of this invention. It is the elements on larger scale which show the light source unit which concerns on embodiment. It is a perspective view which shows the connection member which concerns on embodiment. It is sectional drawing which shows the light source unit which concerns on embodiment. It is a perspective view which shows the connection member which concerns on the modification 1 of embodiment. It is a perspective view which shows the connection member which concerns on the modification 2 of embodiment. The light source unit which concerns on the modification 2 of embodiment is shown, FIG. 7A is a top view, FIG. 7B is a front view. The lighting fixture which concerns on embodiment is shown, FIG. 8A is a front view, FIG. 8B is a cross-sectional view.

  The following embodiments relate to a light source unit and a lighting fixture, and more particularly, to a light source unit having a plurality of light source modules and a lighting fixture holding the light source unit.

  Hereinafter, embodiments of a light source unit and a lighting fixture will be described in detail with reference to the drawings. In the following embodiment, a light source unit 1 and a wall-embedded lighting fixture 10 using the light source unit 1 are illustrated. However, the wall-embedded lighting fixture 10 is merely an example, and the light source unit 1 can be used for lighting fixtures other than the wall-embedded lighting fixture 10.

  The light source unit 1 of this embodiment is demonstrated with reference to FIGS. As shown in FIG. 1, the light source unit 1 of the present embodiment accommodates a plurality of light source modules 2, one to a plurality of connecting members 3, and a plurality of light source modules 2 connected by one to a plurality of connecting members 3. The cover 4 is provided.

  Each of the plurality of light source modules 2 includes a substrate 21 formed in a long rectangular plate shape, and a plurality of solid light emitting elements (for example, light emitting diodes) 22 mounted on one surface (hereinafter referred to as a surface) of the substrate 21. And have. The plurality of light emitting diodes 22 are mounted at equal intervals along the longitudinal direction in the center of the substrate 21 in the short direction. As shown in FIG. 2, the distance between the plurality of light emitting diodes 22 mounted on the substrate 21 is a distance d1. Two light emitting diodes 22 mounted at positions closest to both ends of the substrate 21 are referred to as light emitting diodes 221. Further, of two adjacent substrates 21, the distance between the light emitting diode 221 mounted on one end of one substrate 21 and the light emitting diode 221 mounted on the other end of the other substrate 21 is d2.

  By the way, a predetermined gap is provided between two adjacent substrates. That is, a shadow is generated in the gap between two adjacent substrates 21, and the luminance near both ends of the substrate 21 may be weakened. Therefore, in order to suppress variations in luminance, in the present embodiment, the distance d2 is configured to be shorter than the distance d1.

  In the present embodiment, the distance between two adjacent substrates 21 is a distance d21. Further, the solid light emitting element may be a solid light emitting element other than the light emitting diodes 22 and 221, for example, an organic electroluminescent element. Furthermore, the arrangement of the plurality of solid state light emitting elements (light emitting diodes) 22 and 221 on the substrate 21 is not limited to this embodiment. For example, the plurality of light emitting diodes 22 and 221 may be mounted in two or more rows along the longitudinal direction of the substrate 21.

  In the substrate 21, a pair of insertion holes 23 penetrating in the thickness direction is formed near both ends in the longitudinal direction. More specifically, it is formed between the light emitting diode 221 mounted at a position closest to each of both ends in the longitudinal direction of the substrate 21 and the light emitting diode 22 mounted next to the light emitting diode 221. Each of the pair of insertion holes 23 is formed in a circular shape when viewed from the thickness direction of the substrate 21. Each of the pair of insertion holes 23 does not need to be formed between the adjacent light emitting diodes 22 and the light emitting diodes 221, and is formed between each of the longitudinal ends of the substrate 21 and the light emitting diodes 221. May be. In addition, the shape of each of the pair of insertion holes 23 is not limited to the circular shape of the present embodiment, and may be a shape other than a circular shape such as an elliptical shape or a rectangular shape as viewed from the thickness direction of the substrate 21.

  As shown in FIG. 3, each of the one or more connecting members 3 includes a main portion 31 formed into a long flat plate shape by a material such as aluminum die casting, and a pair of claw portions protruding from one surface of the main portion 31. 32. Each of the pair of claw portions 32 is cut at both ends in the longitudinal direction of the main portion 31, and both ends are cut and raised in the short direction of the main portion 31. One claw portion 32 of the pair of claw portions 32 is cut and raised in one direction in the short direction of the main portion 31. The other claw portion 32 is cut and raised in a direction opposite to one direction of the main portion 31 in the short direction. That is, each of the pair of claws 32 is formed such that the thickness direction is the short direction of the main portion 31.

  In addition, each of a pair of nail | claw part 32 is previously formed in the rectangular plate shape, and may be attached to the main part 31 by welding or welding to the main part 31 formed in plate shape. Moreover, each shape of a pair of nail | claw part 32 is not restricted to a rectangle, Shapes, such as a semicircle shape, may be sufficient. Furthermore, one nail | claw part 32 and the other nail | claw part 32 may be cut and raised toward the same direction of a transversal direction. Moreover, each of a pair of nail | claw part 32 does not need to be formed in plate shape, for example, may be formed in shapes, such as a cylindrical shape.

  As shown in FIGS. 1 and 4, the cover 4 is formed in a long cylindrical shape with a bottom wall 41 and a peripheral wall 42 by a synthetic resin material having translucency such as acrylic resin. The bottom wall 41 is formed in a rectangular plate shape. A pair of first convex portions 411 are formed on the bottom wall 41 along the longitudinal direction on the inner surface (the surface that is the inner side of the cover 4). Each of the pair of first convex portions 411 is formed in a rectangular shape that is long in the longitudinal direction with a certain interval in the short direction of the bottom wall 41. The peripheral wall 42 is formed in a U shape as viewed from the longitudinal direction by a side surface 421 formed in a pair of rectangular plates and a top surface 422 formed in a semi-cylindrical shape connecting the pair of side surfaces 421. The end surfaces formed along the longitudinal direction of each of the pair of side surfaces 421 are connected to both ends of the bottom wall 41 in the lateral direction. Each of the pair of side surfaces 421 is formed with second convex portions 423 facing each other on the inner surface. The pair of second protrusions 423 are formed in a wedge shape that protrudes inwardly toward the bottom wall 41. Furthermore, each of a pair of 2nd convex part 423 is formed along the longitudinal direction. In the cover 4, a holding portion 43 is formed by a pair of first convex portions 411 and a pair of second convex portions 423. The holding part 43 is formed so as to hold each of the plurality of light source modules 2 between the first convex part 411 and the second convex part 423. The pair of first convex portions 411 may be formed intermittently along the longitudinal direction of the cover 4. Further, the pair of second convex portions 423 may be formed intermittently along the longitudinal direction of the cover 4.

  By the way, the plurality of light source modules 2 are arranged in the longitudinal direction and accommodated in the cover 4. As shown in FIG. 1, the plurality of light source modules 2 are arranged such that the longitudinal direction of the substrate 21 is the same as the longitudinal direction of the cover 4. Here, each of the one or more connecting members 3 is a surface (hereinafter referred to as a back surface) on which the plurality of light emitting diodes 22 of the two adjacent substrates 21 are not mounted in order to connect the two adjacent substrates 21. Arranged). Each of the pair of claw portions 32 is inserted through the insertion holes 23 provided in each of the two adjacent substrates 21 from the back surface to the front surface. In this way, each of the one or more connecting members 3 connects two adjacent substrates 21. Each of the plurality of light source modules 2 is housed inside the cover 4 with the back surface of the substrate 21 facing the bottom wall 41 in a state where the light source modules 2 are coupled by one or more coupling members 3. That is, the light source module 2 is slid to the holding portion 43 from the outside of the cover 4 and accommodated in the cover 4. The connecting member 3 is slid between the pair of first convex portions 411 in a state where the two adjacent light source modules 2 are connected. In this way, each of the plurality of light source modules 2 and the one to plurality of connecting members 3 is held by the holding portion 43 and accommodated in the cover 4 as shown in FIG. At this time, since each of the pair of claw portions 32 is inserted into each of the pair of insertion holes 23 formed in a circular shape, each of the pair of claw portions 32 suppresses the substrate 21 from moving in the longitudinal direction. To do.

  Each of the one or more connecting members 3 may be disposed on the surface of the substrate 21. In this case, each of the pair of claws 32 is inserted through the corresponding insertion hole 23 from the front surface of the substrate 21 toward the back surface.

  In the conventional light source unit, the frame for fixing the substrate is formed so as to have an area substantially coinciding with the bottom wall of the cover. The one or more connecting members 3 of the light source unit 1 of the present embodiment are downsized as compared with a frame used in a conventional light source unit. Further, each of the one or more connecting members 3 is not required to be screwed to the substrate as in the conventional light source unit in order to connect the substrate 21 (light source module 2). Instead, each of the one or more connecting members 3 connects two adjacent substrates 21 by inserting the pair of claw portions 32 into the insertion holes 23 of the substrate 21. Therefore, the light source unit 1 of the present embodiment can reduce the weight and improve the work efficiency.

  A connector is mounted on each of the plurality of substrates 21 at both ends in the longitudinal direction. A connector of at least one of the plurality of substrates 21 is electrically connected to a power supply circuit described later via a cable or the like. Further, the connectors mounted on each of the plurality of substrates 21 are electrically connected to each other by the jumper wires, and each of the plurality of substrates 21 is supplied with operating power by the jumper wires.

  The light source unit 1 according to the present embodiment includes a light source module 2, one or more connecting members 3, and a cover 4 that houses the light source module 2 connected by one or more connecting members 3. Each of the plurality of light source modules 2 includes a substrate 21 formed in a plate shape and a plurality of solid state light emitting elements (light emitting diodes) 22 mounted on one surface of the substrate 21. The substrate 21 is provided with one or more insertion holes 23 penetrating in the thickness direction in the vicinity of both ends in the direction connected by the one or more connecting members 3. The cover 4 is formed in a long box shape so that a plurality of light source modules 2 connected by one to a plurality of connecting members 3 are accommodated side by side in the longitudinal direction. The 1 thru | or several connection member 3 has the main part 31 formed in plate shape, and a pair of nail | claw part 32 which protrudes from one surface of a main part. Each of the pair of claw portions 32 is inserted into each of insertion holes 23 provided in each of the two adjacent substrates 21.

  Since the light source unit 1 of the present embodiment is configured as described above, it is possible to reduce the weight and improve the work efficiency.

  In the light source unit 1 of the present embodiment, it is preferable that the cover 4 includes a bottom wall 41 in which the first convex portion 411 is formed on the inner surface and a peripheral wall 42 in which the second convex portion 423 is formed on the inner surface. Each of the plurality of light source modules 2 is held between the first convex portion 411 and the second convex portion 423 and accommodated in the cover 4 so that the other surface (back surface) of the substrate 21 faces the bottom wall 41. It is preferable that

  In the light source unit 1 of the present embodiment, the main portion 31 of the one or more connecting members 3 is preferably accommodated between the bottom wall 41 and the substrate 21. The pair of claw portions 32 are preferably inserted through the insertion holes 23 from the other surface (back surface) of the substrate 21 toward one surface (front surface).

  If the light source unit 1 of this embodiment is comprised as mentioned above, it is not necessary to use another component for accommodating the several light source modules 2 and the 1 thru | or several connection member 3 in the cover 4. FIG. That is, since the plurality of light source modules 2 can be easily accommodated inside the cover 4 in a state of being connected to the one or more connecting members 3, the light source unit 1 is further reduced in weight and working efficiency. Improvements can be made.

  In the light source unit 1 of the present embodiment, the pair of claw portions 32 are preferably formed in a plate shape. The pair of claws 32 are preferably formed such that the thickness direction is the same as the short direction of the cover 4 in a state where the connecting member 3 is accommodated in the cover 4.

  If the light source unit 1 of this embodiment is comprised as mentioned above, since each of a pair of nail | claw part 32 is penetrated to each of a pair of insertion hole 23, the board | substrate 21 has a longitudinal direction in a pair of nail | claw part 32, respectively. Suppress moving to. Therefore, the light source unit 1 can further suppress the light source module 2 from moving in the longitudinal direction of the cover 4.

  In the light source unit 1 of the present embodiment, it is preferable that a plurality of solid light emitting elements (light emitting diodes) 22 be arranged at equal intervals on each of the plurality of substrates 21. Of the two adjacent substrates 21, one of the solid light emitting elements (light emitting diodes) 221 mounted on one end of one substrate 21 and one of the plurality of solid light emitting elements (light emitting diodes) 22 mounted on the other substrate 21. The distance d2 to the solid light emitting element (light emitting diode) 221 mounted on the position closest to the substrate 21 is shorter than the distance d1 between the solid light emitting elements (light emitting diode) 22 mounted on the one substrate 21. It is preferable that it is comprised.

  If the light source unit 1 of this embodiment is comprised as mentioned above, the dispersion | variation in the brightness | luminance near the both ends of the light source module 2 can be suppressed.

  Modification 1 of the light source unit 1 of the present embodiment will be described with reference to FIG. In the first modification of the present embodiment, the shape of the one or more connecting members 5 is different from the shape of the one or more connecting members 3 described above. The configuration other than the one or more connecting members 5 is the same as that of the present embodiment.

  Each of the one or more connecting members 5 includes a main portion 51 formed in a flat plate shape and a pair of claw portions 52 formed in a plate shape. Each of the pair of claws 52 is formed near the center of the main portion 51 in the short direction and at both ends in the long direction. Each of the pair of claw portions 52 is formed so that the thickness direction thereof is in the longitudinal direction of the main portion 51 and protrudes in one direction of the main portion 51 in the thickness direction. Each of the pair of claw portions 52 is inserted through the corresponding insertion hole 23 of the substrate 21. As described above, the one or more connecting members 5 connect the two adjacent substrates 21 together.

  Since each of the pair of claws 32 is inserted into each of the pair of insertion holes 23 formed in a circular shape, each of the pair of claws 32 suppresses the substrate 21 from moving in the short direction. To do.

  In addition, the shape seen from the thickness direction of a pair of nail | claw part 52 is not limited to semicircle shape, Shapes, such as a rectangle, may be sufficient. Moreover, each of a pair of nail | claw part 52 does not need to be formed in plate shape, For example, you may form in shapes, such as a cylindrical shape. Further, each of the pair of claws 52 may be formed by bending the main portion 51. Each of the pair of claws 52 may be attached to the main portion 51 by being formed in a semicircular shape in advance and welded or welded. Further, each of the one or more connecting members 5 may be disposed on the surface of the substrate 21. In this case, each of the pair of claw portions 52 is inserted through the corresponding insertion hole 23 from the front surface of the substrate 21 toward the back surface.

  In the light source unit 1 of Modification 1 of the present embodiment, the pair of claw portions 52 are preferably formed in a plate shape. In a state where the connecting member 5 is accommodated in the cover 4, it is preferable that the thickness direction is the same as the longitudinal direction of the cover 4.

  When the light source unit 1 according to the first modification of the present embodiment is configured as described above, each of the pair of claw portions 52 is inserted into each of the pair of insertion holes 23, so It suppresses that 21 moves to a transversal direction. Therefore, the light source unit 1 can further suppress the light source module 2 from moving in the short direction of the cover 4.

  Modification 2 of the light source unit 1 of the present embodiment will be described with reference to FIGS. 6, 7A, and 7B. In the light source unit 1 of Modification 2, the shapes of the one or more connecting members 6 are different from the shapes of the one or more connecting members 3 and the one or more connecting members 5 of Modification 1. The configuration other than the one or more connecting members 6 is the same as that of the present embodiment.

  As shown in FIG. 6, each of the pair of connecting members 6 includes a main portion 61 formed in a long plate shape and a pair of claw portions 62 formed in a plate shape. Each of the pair of claws 62 is formed in the vicinity of the center of the main portion 61 in the short direction and at both ends in the longitudinal direction. Each of the pair of claw portions 62 is formed so that the thickness direction is directed in the longitudinal direction of the main portion 61 and protrudes in one direction of the thickness direction of the main portion 61.

  The main portion 61 is provided with a reflecting portion 611 near the center in the longitudinal direction. The reflection part 611 is formed by bending the vicinity of the center in the longitudinal direction of the main part 61 so that the reflection part 611 protrudes in the same direction as the direction in which the pair of claw parts 62 protrudes toward the center in the longitudinal direction of the main part 61. The That is, the reflection part 611 is formed in a triangular shape when viewed from the short side direction of the main part 61 so that the center of the main part 61 in the longitudinal direction protrudes.

  By the way, in Modification 2, as shown in FIG. 7A, the distance between two adjacent substrates 21 is a distance d31. In the second modification, the light source module 2 is accommodated in the cover 4 so that the distance d31 is longer than the distance d21 that is the distance between the two adjacent substrates 21 described above. Further, the distance between the light emitting diode 221 mounted on one end of one of the two substrates 21 and the light emitting diode 221 mounted on the other end of the other substrate 21 is a distance d3. That is, in Modification 2, each of the plurality of light source modules 2 is configured such that the distance d1 is shorter than the distance d3.

  As shown in FIGS. 7A and 7B, each of the one or more connecting members 6 is disposed on the back surfaces (surfaces on which the light emitting diodes 22 are not mounted) of two adjacent substrates 21. And each of a pair of nail | claw part 62 is penetrated from the back surface to the surface (surface in which the light emitting diode 22 is mounted) through the corresponding insertion hole 23 of two adjacent board | substrates 21. FIG. The reflection part 611 protrudes from between two adjacent substrates 21 toward the surface side of the substrate 21. The reflective surface 612 on the surface side of the substrate 21 is formed so as to reflect the light from the plurality of light emitting diodes 22 by processing the shape of the surface. In this way, the light near the both ends of the light source module 2 is reflected by the reflecting surface 612, and thus it is possible to suppress variations in luminance near the both ends of the light source module 2.

  In addition, it is preferable that the 1 thru | or several connection member 6 of the modification 2 is used when the light source module 2 is accommodated in the inside of the cover 4 so that the distance d3 may become longer than the distance d1. However, the one or more connecting members 6 may be used when the distance d3 is the same as or shorter than the distance d1. The reflecting portion 611 may be formed in a triangular tube shape or a triangular prism shape in advance, and may be formed to be attached near the center of one surface of the main portion 61. Moreover, the reflection part 611 may be formed so as to protrude in the opposite direction to the pair of claw parts 62. In this case, each of the one or more connecting members 6 is configured such that each of the pair of claw portions 62 is inserted through the corresponding insertion hole 23 from the front surface of the substrate 21 toward the back surface, so that the two adjacent substrates 21 are connected. You may connect. Moreover, each of a pair of nail | claw part 62 does not need to be formed in plate shape, For example, you may form in shapes, such as a cylindrical shape.

  In the light source unit 1 of Modification 2, each of the one or more connecting members 6 preferably includes a reflecting portion 611 between the pair of claw portions 62. The reflection part 611 is preferably configured to protrude between the two adjacent substrates 21 from the one surface (front surface) side of the substrate 21 toward the irradiation direction of the solid light emitting elements (light emitting diodes) 22 and 221.

  When the light source unit 1 of the modification 2 is configured as described above, it is possible to suppress variations in luminance near both ends of the light source module 2. That is, the plurality of light source modules 2 can irradiate light uniformly with respect to the irradiation surface.

  The lighting fixture 10 of this embodiment is demonstrated with reference to FIG. 8A and FIG. 8B. In the following description, unless otherwise specified, the vertical and horizontal directions in FIG. 8A and the vertical and backward directions in FIG. 8B are defined. In FIG. 8A, the direction perpendicular to the paper surface is the front-rear direction, the front is the front, and the back is the rear. In FIG. 8B, the direction perpendicular to the paper surface is the left-right direction, the front is the right, and the back is the left.

  The lighting fixture 10 of the present embodiment is a lighting fixture embedded in a construction material 100 such as a wall, and the construction material 100 has a longitudinal direction of the cover 4 in the left-right direction and a plurality of light emitting diodes 22 facing forward. Buried. As illustrated in FIGS. 8A and 8B, the lighting fixture 10 includes a fixture body 7, a light source unit 1, a panel 81, and an end cover 82. The lighting fixture 10 is configured so that light is emitted toward the outside (front) of the building material 100 (see FIG. 8B). In addition, it is preferable that the lighting fixture 10 is further provided with a power supply circuit.

  The instrument body 7 is formed of a metal material such as aluminum die casting, and includes a casing cover 71 and a casing body 72. The housing cover 71 is formed in a flat plate shape that is long in the left-right direction, and includes a recess 711 that holds the panel 81 in the vicinity of the front. The housing body 72 is formed in a flat plate shape that is long in the left-right direction, and includes a recess 721 that holds the panel 81 in the vicinity of the front, and a storage portion 722 that stores the light source unit 1. That is, as shown in FIG. 8B, the light source unit 1 is accommodated in the accommodating portion 722 of the housing body 72 so that one of the pair of side surfaces 421 and the bottom wall 41 are covered so that the irradiation direction is directed forward. Is done. In the light source unit 1, the other side surface 421 is covered with the housing cover 71. That is, the light source unit 1 is held between the housing body 72 and the housing cover 71 from above and below. The housing cover 71 and the housing body 72 are fixed to each other by a screw 101 and a nut 102 behind the bottom wall 41.

  As shown in FIGS. 8A and 8B, the panel 81 is formed in a rectangular plate shape by a synthetic resin material having translucency such as acrylic resin. The panel 81 is sandwiched between the housing cover 71 and the housing body 72 in front of the light source unit 1 in the vertical direction and is fixed to the instrument body 7.

  As shown in FIG. 8A, the end cover 82 is formed of a metal material such as aluminum die casting, and covers the casing cover 71 and the casing body 72 so as to cover the left and right ends of the casing cover 71 and the casing body 72. It is attached.

  The power supply circuit includes a rectifier circuit, a step-down circuit, and the like. The rectifier circuit is configured by a diode bridge, for example, and rectifies an input AC voltage / AC current into a pulsating voltage / current. The step-down circuit is composed of, for example, a DCDC converter, and steps down the pulsating voltage input from the rectifier circuit to a predetermined (for example, 5 V) DC voltage. That is, the power supply circuit supplies the light source module 2 with a DC voltage / DC current necessary for lighting the plurality of light emitting diodes 22.

  By the way, the construction material 100 is provided with an upper bracket 110, a lower bracket 111, and a mounting bracket 112 that accommodate the lighting fixture 10. As shown in FIG. 8B, the lower bracket 111 is formed in an L shape when viewed from the left-right direction. The upper bracket 110 is formed in a V shape when viewed from the left-right direction in the front-rear direction. The lower bracket 111 is fixed to the building material 100, and the upper bracket 110 is screwed to the lower bracket 111. Since the upper bracket 110 and the lower bracket 111 are fixed to each other, an accommodation space for accommodating the lighting fixture 10 is provided between the upper bracket 110 and the lower bracket 111. The mounting bracket 112 is formed in an L shape when viewed from the left-right direction, and one surface is fixed to the lower bracket 111 with screws 105. The mounting bracket 112 includes an extending portion 113 that extends upward at the front end. The luminaire 10 is embedded from the front of the building material 100, and the housing body 72 is screwed to the extending portion 113 of the mounting bracket 112 by screws 103 and nuts 104.

  The lighting fixture 10 of this embodiment includes a light source unit 1 and a fixture body 7 that holds the light source unit 1.

  Since the lighting fixture 10 of this embodiment is comprised as mentioned above, the weight reduction of the lighting fixture 10 and the improvement of work efficiency can be aimed at.

DESCRIPTION OF SYMBOLS 1 Light source unit 2 Light source module 21 Board | substrate 22 Light emitting diode (solid light emitting element)
221 Light emitting diode (solid state light emitting device)
DESCRIPTION OF SYMBOLS 23 Insertion hole 3 Connection member 31 Main part 32 Claw part 4 Cover 41 Bottom wall 411 1st convex part 42 Peripheral wall 423 2nd convex part 5 Connection member 52 Claw part 6 Connection member 611 Reflection part 62 Claw part d1 distance d2 distance

Claims (8)

A light source module, one or more connecting members, and a cover that houses the light source module connected by the one or more connecting members,
Each of the plurality of light source modules has a substrate formed in a plate shape and a plurality of solid state light emitting devices mounted on one surface of the substrate,
The substrate is provided with one or more insertion holes penetrating in the thickness direction in the vicinity of both ends in the direction connected by the one or more connecting members,
The cover is formed in a long box shape and is formed so that the plurality of light source modules connected by the one or more connecting members are accommodated side by side in the longitudinal direction,
The one or more connecting members have a main part formed in a plate shape and a pair of claw parts protruding from one surface of the main part,
Each of the pair of claw portions is inserted into each of the insertion holes provided in each of the two adjacent substrates. The light source unit. The cover includes a bottom wall on which an inner surface is formed with a first protrusion, and a peripheral wall on which an inner surface is formed with a second protrusion.
Each of the plurality of light source modules is held between the first convex portion and the second convex portion, and is accommodated in the cover so that the other surface of the substrate faces the bottom wall. The light source unit according to claim 1. The main part of the one or more connecting members is accommodated between the bottom wall and the substrate,
The light source unit according to claim 2, wherein the pair of claws are inserted into the insertion hole from the other surface of the substrate toward one surface. The pair of claws are formed in a plate shape, and in a state where the connecting member is accommodated in the cover, the thickness direction is formed in the same direction as the short direction of the cover. The light source unit according to claim 1. The pair of claw portions are formed in a plate shape, and in a state where the connecting member is accommodated in the cover, the thickness direction is the same as the longitudinal direction of the cover. The light source unit according to claim 1. On each of the plurality of substrates, the plurality of solid state light emitting elements are arranged at equal intervals,
Mounted at a position closest to one of the solid light-emitting elements mounted on one end of one of the two adjacent substrates and the plurality of solid-state light-emitting elements mounted on the other substrate It is comprised so that the distance with the solid light emitting element currently performed may become shorter than the distance between the solid light emitting elements mounted in said one board | substrate. The light source unit described in 1. Each of the one or more connecting members includes a reflective portion between the pair of claws,
The said reflection part is comprised so that it may protrude toward the irradiation direction of the said solid light emitting element from the one surface side of the said board | substrate between the two said adjacent board | substrates. The light source unit according to one item. An illumination fixture comprising: the light source unit according to any one of claims 1 to 7; and a fixture main body that holds the light source unit.

Images