JP2015072918A - Light source unit and illumination device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate a break of light when connected to a lighting fixture by causing the lighting fixture to emit light to its end part, and to improve its design.SOLUTION: A light source unit and illumination device include a light source unit 203 having a plurality of LEDs 204 and a substrate 206 on which the plurality of LEDs 204 are mounted, a light source unit main body 202 that has a rectangle light source attachment face 202a to which the substrate 206 is attached and in which, when the light source unit 203 is attached to the fixture main body 110, the long side of the rectangle extends along the longitudinal direction of a lighting fixture main body 110, and a translucent cover 205 that is attached to the light source unit main body 202 so as to cover the light source unit 203. In the translucent cover 205, at least an end face 201b on each side in the longitudinal direction is translucent.

Description

  The present invention relates to, for example, a straight tube LED lamp (light source unit), a fixture main body to which the straight tube LED lamp is attached, and a lighting device including the straight tube LED lamp and the fixture main body.

  Conventionally, a straight tube LED lamp is attached to a fixture body by connecting connection terminals provided on both end surfaces in the longitudinal direction of the straight tube LED lamp to sockets provided in the fixture body (see Patent Document 1).

Japanese Patent No. 4153935 JP 2008-210943 A International Publication No. 2006/137374 Japanese Utility Model Publication No. 52-167872

  In the prior art, since the socket contact pin or the like was on the end face in the longitudinal direction of the lighting fixture, the light emitting surface could not be brought to the end of the lighting fixture. Therefore, when connecting a lighting fixture, there existed a subject that the light irradiation surface of the connection part of a lighting fixture edge part became dark.

  An object of this invention is to eliminate the interruption of the light at the time of a lighting fixture connection, and to improve the designability by making it light to the edge part of a lamp | ramp or a lighting fixture.

  A light source unit according to the present invention is a light source unit that is detachably attached to an instrument body, wherein the light source unit includes a light source unit having a plurality of LEDs and a substrate on which the plurality of LEDs are mounted, and the substrate is attached to the light source unit. A light source mounting surface, the light source mounting surface is rectangular, and when the light source unit is mounted to the instrument body, the long side of the rectangular shape extends along the longitudinal direction of the instrument body; and And a translucent translucent cover attached to the light source unit main body so as to cover the light source unit, and at least end faces on both sides in the longitudinal direction of the translucent cover have translucency.

  In the light source unit according to the present invention, the end faces on both sides in the longitudinal direction of the translucent cover have translucency, so the end faces on both sides in the longitudinal direction of the translucent cover 205 can be illuminated with the light of the LED, The interruption of the light at the time of instrument connection can be eliminated, and the design can be improved.

It is a perspective view of the illuminating device 500 which concerns on this Embodiment. It is a 3rd page figure of the illuminating device 500 which concerns on this Embodiment. It is a disassembled perspective view of the illuminating device 500 which concerns on this Embodiment. It is AA sectional drawing (FIG. 2) of the illuminating device 500 which concerns on this Embodiment. It is BB sectional drawing (FIG. 2) of the illuminating device 500 which concerns on this Embodiment. FIG. 7 is a perspective view of the vicinity of an end in the longitudinal direction showing a state in which the light source unit 200 is attached to the lighting fixture 100 in the lighting device 500 according to the present embodiment. It is a perspective view of the light source socket 300 attached to the instrument opposing surface 202b of the light source unit 200 which concerns on this Embodiment. It is the disassembled perspective view of the light source socket 300 which concerns on this Embodiment, (a) is the disassembled perspective view seen from the ceiling surface side, (b) is the disassembled perspective view seen from the irradiation direction side. It is a perspective view of the instrument socket 600 attached to the base surface 111 of the instrument main body 110 which concerns on this Embodiment. It is the disassembled perspective view of the instrument socket 600 which concerns on this Embodiment, (a) is the disassembled perspective view seen from the ceiling surface side, (b) is the disassembled perspective view seen from the irradiation direction side. In light source socket 300 concerning this embodiment, it is a figure showing the state where operation lever 312 is operated and the position of mouthpiece pin 321 is slid. FIG. 7 is a perspective view of the vicinity of an end in the longitudinal direction showing a state in which the light source unit 200 is attached to the lighting fixture 100 in the lighting device 500 according to the present embodiment. It is a figure which shows the connection method of the light source socket 300 and the instrument socket 600 which concern on this Embodiment, (a) is sectional drawing of the connection part of the light source socket 300 and the instrument socket 600, (b) is a cap pin contact part. It is a figure which shows a state when inserting the cap pin 321 into 621.

Embodiment 1 FIG.
FIG. 1 is a perspective view of a lighting apparatus 500 according to the present embodiment. FIG. 2 is a three-view diagram of lighting apparatus 500 according to the present embodiment. FIG. 3 is an exploded perspective view of lighting apparatus 500 according to the present embodiment. FIG. 4 is an AA cross-sectional view (FIG. 2) of lighting apparatus 500 according to the present embodiment. FIG. 5 is a BB cross-sectional view (FIG. 2) of lighting apparatus 500 according to the present embodiment. The overall configuration of lighting apparatus 500 according to the present embodiment will be described with reference to FIGS.

  As shown in FIGS. 1 and 2, the lighting device 500 includes a lighting fixture 100 and a light source unit 200 that is detachably attached to the lighting fixture 100.

  As shown in FIG. 3, the lighting fixture 100 includes an elongated fixture body 110 that is long in the longitudinal direction. The instrument body 110 includes, for example, a mounting surface 112 that is fixed to a lighting device mounting surface such as a ceiling surface, and a base surface 111 that is a surface on the back side of the mounting surface 112. The base surface 111 (attached surface 112) is rectangular.

  As shown in FIGS. 3 and 4, the instrument body 110 is bent at substantially right angles in the light irradiation direction (base surface 111 side) on both sides in the short direction. That is, the instrument main body 110 is composed of an elongated frame having a U-shaped cross section.

  A power supply unit 160 that supplies electric power for turning on an LED 204 (light source), which will be described later, and a power supply terminal block 161 that is electrically connected to the power supply unit 160 are attached to the base surface 111 of the instrument main body 110. Further, mounting bases 114 are provided at both ends of the base surface 111 in the longitudinal direction. An instrument socket 600 (main body side socket) is attached to the mounting base 114.

  Commercial power is input to the power supply unit 160 to supply power to the connected light source unit 200. The power supply terminal block 161 is attached with a power supply line drawn from the outside, and is electrically connected to the power supply unit 160 via an electric wire.

  The luminaire 100 further includes a main body cover 400 (reflector) that covers the main body 110 and a knob screw 410 that fixes the main body cover 400 to the mounting base 114.

  As shown in FIGS. 3 and 4, the mounting base 114 is attached such that the cross section has a U-shape and the U-shaped opening faces the base surface. The mounting base 114 includes a main body fixing portion 114 a whose side portions on both sides are bent substantially horizontally outward, and is attached to the base surface of the instrument main body 110.

  The flat surface portion (lower surface portion) on the irradiation direction side of the mounting base 114 is provided with a socket mounting surface 114b to which the instrument socket 600 is mounted. The mounting base 114 includes a cover mounting portion 114c that is integrally formed so as to protrude from the socket mounting surface 114b to the irradiation direction side. The cover attaching portion 114c includes a screw attaching portion 114d to which the knob screw 410 is screwed in order to attach the main body cover 400 and fix it with the knob screw 410. The knob screw 410 includes a screw part 410b and a knob part 410a.

  The main body cover 400 has a length in the longitudinal direction substantially equal to a length in the longitudinal direction of the instrument main body 110. The body cover 400 has a substantially Mt. Fuji shape having a flat end surface in the longitudinal direction, and the instrument body 110 gradually spreads from the light irradiation direction side toward the lighting fixture mounting surface. Attached to. A plane formed at the irradiation direction end of the main body cover 400 is a cover light source facing surface 430 that faces the light source unit 200.

  Further, the surface formed so as to gradually spread from the side portions on both sides of the short-side end portion of the cover light source facing surface 430 toward the lighting fixture mounting surface is a reflective surface 450 that reflects light emitted from the light source unit. It is.

  A cover opening 420 is formed at each end of both ends in the longitudinal direction of the cover light source facing surface 430. From the cover opening 420, the surface on the irradiation direction side of the instrument socket 600 attached to the base surface 111 is exposed.

  In the vicinity of the cover opening 420, a screw insertion hole 440 into which the knob screw 410 is inserted is provided. The screw portion 410b of the tab screw 410 passes through the screw insertion hole 440 and is accumulated on the screw mounting portion 114d of the mounting base 114, and the cover light source facing surface 430 is pressed and locked by the tab portion 410a.

  As shown in FIGS. 3 to 5, the instrument socket 600 has a box shape, and the upper half (half on the ceiling surface side) is housed in the mounting base 114 from the opening formed in the socket mounting surface 114 b, and the lower half. (Half of the irradiation direction side) is exposed from the opening formed in the socket mounting surface 114b. Of the surfaces of the instrument socket 600, the surface facing the longitudinal center of the base surface 111 is an instrument socket lid 630 of the instrument socket 600. An electric wire insertion hole 633 for inserting an electric wire connected to the power supply unit 160 and the power supply terminal block 161 is formed in the upper part (portion on the ceiling surface side) of the appliance socket lid 630. Details of the structure of the instrument socket 600 will be described later.

  FIG. 6 is a perspective view of the vicinity of an end portion in the longitudinal direction showing a state in which the light source unit 200 is attached to the luminaire 100 in the illumination device 500 according to the present embodiment. When the instrument socket 600 is attached to the instrument main body 110 and the main body cover 400 is attached to the instrument main body 110, the surface on the irradiation direction side of the instrument socket 600 (socket case upper surface 610 b) is the cover light source facing surface 430 of the main body cover 400. It is exposed from the cover opening 420 formed at the end in the longitudinal direction. However, the socket case upper surface 610 b of the instrument socket 600 does not protrude from the cover light source facing surface 430 of the main body cover 400 and is located on the same plane as the cover light source facing surface 430 of the main body cover 400. Details of the structure of the instrument socket 600 will be described later.

  As shown in FIGS. 1 to 5, the light source unit 200 includes a light source unit main body 202 (light source substrate mounting portion), a light source unit 203 (LED module (light source substrate)) attached to the light source unit main body 202, and the light source unit. A light-transmitting cover 205 attached to the light source unit main body 202 so as to cover the light source 203, and a light source socket 300 (plug part or attachment part side plug attached to each end of both ends in the longitudinal direction of the light source unit main body 202. Part).

  The light source unit main body 202 has a rectangular shape whose length in the longitudinal direction is substantially equal to the length of the instrument main body 110 in the longitudinal direction. In the light source unit main body 202, both side portions of the end portion in the short direction are bent substantially at right angles to the irradiation direction side. That is, the light source unit main body 202 has a U-shaped cross section. The light source unit main body 202 attaches the light source unit 203 to a U-shaped bottom (bottom surface). A bottom surface portion to which the light source unit 203 is attached is a light source attachment surface 202a (a surface of the light source substrate attachment portion). That is, the light source unit main body 202 attaches the light source unit 203 to the light source attachment surface 202a. In addition, a surface on the back side of the light source mounting surface 202a is set as an appliance facing surface 202b (the back surface of the light source substrate mounting portion).

  The light source unit 203 (LED module) includes a plurality of LEDs 204 (light sources) and a substrate 206 on which the LEDs 204 are mounted. The substrate 206 has a rectangular shape in which the length in the longitudinal direction is substantially equal to the length in the longitudinal direction of the light source unit main body 202 or slightly shorter than the length in the longitudinal direction of the light source unit main body 202. The LEDs 204 are mounted on the substrate 206 side by side in the longitudinal direction (see FIG. 8).

  The substrate 206 is a double-sided substrate, and the copper foil portion is exposed in a rectangular shape at both ends in the longitudinal direction of the back surface (the solder surface 206e in FIG. 8) of the surface on which the LED 204 is mounted (the mounting surface 206d in FIG. 8). The contact pattern part 206a (refer FIG. 8) to be provided is provided. Also, a mounting pattern portion 206b (see FIG. 8) formed by soldering the LED 204 to the mounting surface 206d, and a through hole that electrically connects the mounting pattern portion 206b and the contact pattern portion 206a are provided. ing.

  The light source unit main body 202 is a metal such as aluminum and has a function of radiating heat generated by the light source unit 22.

  The translucent cover 205 is resinous such as acrylic or polycarbonate, and the whole has translucency. The translucent cover 205 has a length in the longitudinal direction substantially equal to a length in the longitudinal direction of the light source unit main body 202, and a width in the short direction is also substantially equal to a width in the short direction of the light source unit main body 202.

  The translucent cover 205 has a U-shaped cross section in which the side portions on both sides of the end portion in the short direction are bent substantially at right angles to the ceiling surface side. The translucent cover 205 is attached to the light source unit main body 202 so as to cover the light source unit 203. The U-shaped opening of the light source unit main body 202 and the U-shaped opening of the translucent cover 205 are substantially the same shape, and the U-shaped opening of the light source unit main body 202 and the U-shaped opening of the translucent cover 205 are the same. The translucent cover 205 is attached to the light source unit main body 202 so as to face the opening.

  As shown in FIG. 1, the translucent cover 205 also has translucency in the light emitting surface 201a which is a surface on the irradiation direction side, the end surfaces 201b on both sides in the longitudinal direction, and the side end surfaces on both sides in the lateral direction. Yes. Therefore, the entire front and side surfaces of the light-transmitting cover 205 are illuminated by the light of the LED 204. Thereby, the designability (how light is seen) during lighting of the LED 204 in the lighting device 500 is also improved.

  The translucent cover 205 according to the present embodiment is formed in a rectangular parallelepiped, but may have a semicircular cross section formed so as to draw a curved surface in an arc shape on the irradiation direction side, for example. Alternatively, it may have a shape such as a polygonal cross section.

  As described above, the illumination device 500 according to the present embodiment includes the light source unit main body 202 (light source substrate mounting portion) having a rectangular shape having the light source mounting surface 202a (front surface) and the appliance facing surface 202b (back surface).

  The light source unit main body 202 has a light source part 203 (light source substrate) attached to the light source attachment surface 202a, and a light source socket 300 (plug part or attachment part side) at each end of both ends in the longitudinal direction of the instrument facing surface 202b. It is also called a plug part.

  The light source socket 300 has a substantially box shape, and one surface is fixed to the appliance facing surface 202 b of the light source unit main body 202. As shown in FIG. 6, the light source unit 200 is connected such that the surface on the ceiling surface side of the light source socket 300 and the surface on the irradiation direction side of the instrument socket 600 (socket case upper surface 610 b) are in contact. Is attached to the luminaire 100.

  The connection structure between the light source socket 300 and the instrument socket 600 will be described later.

  The appliance socket 600 is provided on the base surface 111 of the appliance main body 110, and supplies power for lighting the LED 204 to the light source unit 203 via the light source socket 300 by being physically and electrically connected to the light source socket 300. To do.

  As shown in FIG. 5, in lighting apparatus 500 according to the present embodiment, when light source unit 200 is attached to lighting apparatus 100, the end surface in the longitudinal direction of lighting apparatus 500 is substantially flat. Further, as described above, the light emitting surface reaches the longitudinal end portion (longitudinal end surface) of the light source unit 200. Therefore, when the plurality of lighting devices 500 are connected in the longitudinal direction, the light source units 200 are continuously connected in the longitudinal direction, and there is no obstacle in the connecting portion, and the connecting portion does not become dark. Therefore, it is possible to provide the lighting device 500 with high designability and provide illumination with high designability even when the plurality of lighting devices 500 are connected in the longitudinal direction.

  FIG. 7 is a perspective view of the light source socket 300 attached to the fixture facing surface 202b of the light source unit 200 according to the present embodiment. FIG. 8 is an exploded perspective view of the light source socket 300 according to the present embodiment, (a) is an exploded perspective view seen from the ceiling surface side, and (b) is an exploded perspective view seen from the irradiation direction side. is there. The detailed structure of the light source socket 300 will be described with reference to FIGS.

  The light source socket 300 includes a box-shaped light source socket main body 310 that is open on one side, and a light source socket lid 311 that closes the opening of the light source socket main body 310. The light source socket 300 includes an operation lever 312 that partially protrudes from the side surface of the light source socket main body 310, a spring 313 that is housed in the light source socket main body 310 and that allows the operation lever 312 to move, and a light source that is attached to the operation lever 312. Socket contact piece 320.

  The light source socket main body 310 is made of resin to enhance insulation performance. The light source socket main body 310 includes a light source socket main body bottom surface 332 fixed in contact with the instrument facing surface 202b of the light source unit main body 202. The surface of the light source socket main body 310 that faces the light source socket main body bottom surface 332 is an opening surface 331 that is open, and includes a light source socket main body side surface 333 that forms the opening surface 331. The light source socket main body side surface 333 corresponding to the side portions on both sides of the light source unit 200 is provided with a rectangular side notch portion 351 to which the operation lever 312 is attached by being cut from the opening surface 331.

  A rectangular conductive hole 352 is formed in the light source socket main body bottom surface 332 facing the opening surface 331. Further, the light source socket main body 310 includes two locking claws 353 that protrude from the light source socket main body bottom surface 332 and lock into two claw locking holes 202f formed in the instrument facing surface 202b of the light source unit main body 202. The light source socket main body 310 includes an end plate portion 354 that protrudes from the light source socket main body bottom surface 332 and closes the end surface of the light source unit main body 202 in the longitudinal direction.

  A light source side conduction hole 202e communicating with the conductive hole 352 is formed at a position facing the conductive hole 352 formed on the bottom surface 332 of the light source socket main body 202b of the light source unit main body 202.

  The operation lever 312 is made of an insulating material such as resin and has an “H” shape. The left and right sides (side portions on both sides) of the “H” shape are operation surfaces 312a operated by the operator. The operator can pinch the operation surfaces 312a on both sides with a finger or the like and move them to the inside in the longitudinal direction (C direction). At this time, unevenness is formed on the surface of the operation surface so that the operator's finger or the like is difficult to slip.

  A spring 313 is attached to the lever shaft 312b ("H" -shaped horizontal axis portion) connecting the operation surfaces 312a on both sides of the operation lever 312 from the lever shaft 312b toward the inside in the longitudinal direction (toward the C direction). It is done. The end of the spring 313 opposite to the end attached to the lever shaft 312b contacts the inner surface of the light source socket main body side surface 333 (the portion 333a in FIG. 8) on the inner side in the longitudinal direction of the light source socket main body 310. The operating lever 312 is pressed toward the longitudinal end (D direction) by the elastic force of the spring 313 attached between the inner surface of the light source socket body side surface 333 (333a) and the lever shaft 312b.

  The light source socket contact piece 320 includes a base pin 321 and a conduction portion 322. The base pin 321 is an LED module socket pin made of a conductive member such as copper and having a columnar shape (cylindrical shape). The conductive portion 322 is made of a conductive member such as copper, and is formed by being bent into a “L” shape. A cap pin 321 is attached to one end of the conducting portion 322. The other end of the conductive portion 322 protrudes from the conductive hole 352, passes through the light source side conductive hole 202 e of the light source unit main body 202, and contacts the contact pattern portion 206 a of the substrate 206. The conductive hole 352, the light source side conductive hole 202e, and the contact pattern portion 206a are not in contact with each other even if the other end of the conductive portion 322 moves in the C direction (that is, the conduction is not interrupted). It is formed in a rectangle or ellipse that is long in the CD direction.

  The light source socket lid 311 includes a cap pin protruding hole 311a, a screw insertion hole 311b, a lid fixing screw 311c, and a lid locking claw 311d. The base pin protruding hole 311 a of the light source socket lid 311 is formed at a position corresponding to the base pin 321. Further, the cap pin 321 is formed to be vertically long in the C direction so that the cap pin 321 can move in the C direction.

  The lid locking claw 311d is engaged with a lid claw locking hole 315 formed in the C-side light source socket body side surface 333 (333a) of the light source socket body 310. The lid locking claw 311d is engaged with the lid claw locking hole 315, and the light source socket lid 311 is locked to the light source socket main body 310.

  The screw insertion hole 311b is formed at a position corresponding to the screwing hole 314 formed inside the light source socket main body 310. The light source socket lid 311 is attached to the light source socket main body 310, and the lid fixing screw 311c is attached to the screw insertion hole 311b. The light source socket lid 311 is fixed to the light source socket main body 310 by being penetrated through and attached to the screw holes 314.

  Here, as described above, the light source unit 203 includes a copper foil in a rectangular shape formed at both ends in the longitudinal direction of the board 206 which is a double-sided board and the solder surface 206e where the LED 204 is not mounted on the board 206. A contact pattern portion 206a where the portion is exposed, a mounting pattern portion 206b to which the LED 204 is soldered, and a through hole (not shown) for electrically connecting the mounting pattern portion 206b and the contact pattern portion 206a. .

  The other end of the conductive portion 322 passes through the conductive hole 352 and the light source side conductive hole 202e and comes into contact with the contact pattern portion 206a of the substrate 206, whereby the light source socket contact piece 320 and the light source portion 203 are electrically connected. Connected.

  The light source socket 300 includes a light source socket main body case including a light source socket main body 310 and a light source socket lid 311. The light source socket 300 (plug part, attachment part side plug part) includes a light source socket body bottom face 332 (plug case bottom face) fixed to the fixture facing surface 202b of the light source unit body 202 (light source board attachment part), and a light source socket body bottom face. 332 and a light source socket main body upper surface 310a (plug case upper surface) facing 332.

  One end of the cap pin 321 (cap portion) is exposed from a cap pin protruding hole 311a (opening) formed in the light source socket main body upper surface 310a, and the other end is accommodated in the light source socket main body case. The other end of the cap pin 321 (cap portion) is connected to the conducting portion 322 and is conducted inside the light source socket main body case. The cap pin 321 is in a state of protruding in the vertical direction from the instrument facing surface 202b (the back surface of the light source mounting surface 202a, which is a light emitting surface).

  The light source socket main body bottom surface 332 (plug case bottom surface) is provided with a conductive hole 352 (bottom surface side through hole) that allows the other end of the conductive portion 322 to pass therethrough, and the light source unit main body 202 (light source board mounting portion) is connected to the conductive hole 352. The light source side conduction hole 202e (attachment part side through hole) which penetrates the other edge part of the conduction | electrical_connection part 322 which penetrated the conductive hole 352 is provided in a corresponding position. The substrate 206 (light source substrate) of the light source unit 203 has a contact pattern unit 206a (pattern connection unit) connected to a mounting pattern unit 206b (conductor pattern) for supplying power to the LED 204 (light source) as a light source side conduction hole. 202e is provided at a position corresponding to 202e.

  Since the conducting portion 322 passes through the conducting hole 352 and the light source side conducting hole 202e and is electrically connected to the contact pattern portion 206a, the light source socket 300 can be disposed on the instrument facing surface 202b of the light source unit 200.

  FIG. 9 is a perspective view of an instrument socket 600 attached to the base surface 111 of the instrument body 110 according to the present embodiment. FIG. 10 is an exploded perspective view of the instrument socket 600 according to the present embodiment, (a) is an exploded perspective view seen from the ceiling surface side, and (b) is an exploded perspective view seen from the irradiation direction side. is there. The detailed structure of the instrument socket 600 is demonstrated using FIG.9 and FIG.10.

  The instrument socket 600 includes a box-shaped instrument socket main body 610 having an opening (having an opening 616), and an instrument socket lid 630 that closes the opening 616 of the instrument socket main body 610. The instrument socket body 610 and the instrument socket lid 630 are formed of a resin or the like that is an insulating member.

  In addition, the instrument socket 600 includes a cap pin contact piece 620 (main body socket receiver) housed in the instrument socket body 610 and a fixing screw 640 that fixes the instrument socket lid 630 to the instrument socket body 610.

  The instrument socket main body 610 includes two base pin insertion grooves 611 that are cut from the opening surface (opening 616) side and into which the base pins 321 of the light source socket 300 are inserted.

  The side surfaces 618 a and 618 b of the instrument socket body 610 are provided with attachment claws 612 for fixing to the socket attachment surface 114 b of the attachment base 114 of the instrument body 110. The attachment claw 612 is provided with a screw attachment portion 613 for attaching a fixing screw 617 for fixing to the attachment base 114.

  As shown in FIGS. 4 and 9, the appliance socket 600 has the upper half on the ceiling surface side provided with the wire insertion hole 633 inserted into a hole provided in the mounting base 114 of the appliance main body 110. The instrument socket 600 is fixed by bringing the mounting claws 612 formed on the side surfaces 618a and 618b into contact with the socket mounting surface 114b and screwing the fixing screw 617 to the socket mounting surface 114b.

  The inside of the instrument socket 600 includes two base pin contact piece storage portions 615 in which two base pin contact pieces 620 are respectively stored. Inside the instrument socket main body 610, two base pin contact pieces 620 respectively corresponding to the two base pins 321 are accommodated. The two base pin contact pieces 620 are respectively stored in two base pin contact piece storage portions 615 formed by partitioning the inside of the instrument socket body 610 by a partition plate 615a.

  The partition plate 615a is formed with a screw hole 615b for inserting and accumulating a fixing screw 640 for attaching the instrument socket lid 630 to the instrument socket body 610.

  The base pin contact piece 620 is formed of a conductive member such as copper. The base pin contact piece 620 has a “U” shape when viewed from the side surface 618, and contacts the base pin 321 and holds the base pin 321 on one side bent into the “U” shape. A cap pin contact portion 621 is provided for clamping. The base pin contact portion 621 is arranged with two leaf springs of a conductive member such as copper facing each other, and a pressing force is applied to the inside thereof. Therefore, by inserting the cap pin 321 between the two plate springs, the cap pin 321 is sandwiched by the pressing force on the inside of the two plate springs, and the two plates are attached to the cap pin 321. The spring is pressed and conducts securely.

  The base pin contact piece 620 forms a substantially circular shape so that the two plate springs bulge outward so that when the cylindrical base pin 321 is clamped by the two plate springs, the pin pin contact piece 620 is stably clamped. It is formed as follows. The base pin 321 is accommodated in the substantially circular portion, and clamping and conduction are ensured.

  Further, in order to facilitate the insertion of the cap pin 321 into the cap pin contact portion 621, the insertion port for inserting the cap pin 321 into the cap pin contact portion 621 is formed so that two leaf springs open from the insertion port to the outside. The guide part 621a thus formed is formed.

  The other side of the base pin contact piece 620 that is bent in a “U” shape is provided with a wire contact portion 622 that contacts the wire and holds the wire. The wire contact portion 622 is formed by bending the tip of the other side of the base pin contact piece 620 in a “U” shape into an acute angle on the inside (one side) of the “U” shape. It is formed. The electric wire contact portion 622 conducts by holding the electric wire between a support piece 631 described later and a bent portion of the cap pin contact piece 620.

  The instrument socket lid 630 includes two support pieces 631 that contact the cap pin contact piece 620 and support the instrument socket body. The support piece 631 is two flat plates formed substantially horizontally from the inner surface of the instrument socket lid 630 toward the longitudinal end of the instrument body 110. As for the support piece 631, the upper surface (surface on the ceiling surface side) is in contact with the tip of the electric wire contact portion 622, and holds the electric wire inserted into the appliance socket 600 as described above.

  Further, below the position of the support piece 631 of the instrument socket lid 630 (on the irradiation direction side), two base pin insertion holes 632 cut out in the cross-sectional shape of the base pin 321 are formed. On the ceiling surface side of the support piece 631 of the instrument socket lid 630, two electric wire insertion holes 633 into which electric wires are inserted and screw holes 615b into which fixing screws 640 are inserted are provided.

  As described above, the socket case of the instrument socket 600 (main body side socket part) includes the instrument socket body 610 and the instrument socket lid 630. The instrument socket 600 (the main body side socket portion) includes a socket case bottom surface 610a that is fixed to the mounting base 114 of the base surface 111, and a socket case top surface 610b that faces the socket case bottom surface 610a. A base pin insertion groove 611 (base insertion hole) into which the base pin 321 (base part) is inserted is formed in the socket case upper surface 610 b of the instrument socket body 610 (socket case).

  A cap pin contact piece 620 (main body socket contact piece) that is housed in the socket case and sandwiches the cap pin 321 inserted from the cap pin insertion groove 611 and electrically connected to the cap pin 321 is provided.

  The appliance socket 600 inserts an electric wire connected to the power supply unit 160 into the inside from the electric wire insertion hole 633, and conducts the electric wire and the cap pin 321 through the cap pin contact piece 620. As described above, the cap pin 321 is electrically connected to the light source part 203 (contact pattern part 206a) through the conductive part 322 inside the light source socket 300. In this way, power for lighting the LED 204 is supplied from the power supply unit 160 to the light source unit 203.

  Here, a state where the instrument socket 600 is attached to the instrument main body 110 and the main body cover 400 is attached to the instrument main body 110 will be described with reference to FIG. The socket case upper surface 610 b of the instrument socket 600 is exposed from the cover opening 420 of the main body cover 400. However, the socket case upper surface 610b does not protrude from the cover light source facing surface 430 of the main body cover 400, and is exposed from the cover opening 420 so as to be continuously flat with the cover light source facing surface 430 of the main body cover 400.

  The shape of the opening of the cover opening 420 is a rectangle, and the length L10 in the short direction is substantially equal to the width L20 of the socket case upper surface 610b. The length L11 in the longitudinal direction of the cover opening 420 is longer than the length L21 in the longitudinal direction of the socket case upper surface 610b. The instrument socket 600 is arranged such that the end in the longitudinal direction is located at the end in the longitudinal direction of the main body cover 400. As a result, an opening corresponding to (L11-L21) is generated on the inner side (C side) of the cover opening 420 in the longitudinal direction. This opening is referred to as a base insertion opening 420a.

  Next, the process of attaching the light source unit 200 to the lighting fixture 100 will be described.

  FIG. 11 is a diagram illustrating a state in which the position of the base pin 321 is slid by operating the operation lever 312 in the light source socket 300 according to the present embodiment. FIG. 12 is a perspective view of the vicinity of an end portion in the longitudinal direction showing a state in which the light source unit 200 is attached to the luminaire 100 in the lighting apparatus 500 according to the present embodiment. 13A and 13B are diagrams showing a method of connecting the light source socket 300 and the instrument socket 600 according to the present embodiment. FIG. 13A is a cross-sectional view of a connection portion between the light source socket 300 and the instrument socket 600, and FIG. It is a figure which shows a state when the base pin 321 is inserted in the base pin contact part 621. FIG.

  First, the operation surface 312a of the operation lever 312 of the light source unit 200 (light source socket 300) is pinched and slid in the inner direction (C direction) of the light source unit 200. As shown in FIG. 11, when the operation lever 312 is slid in the C direction, the cap pin 321 is similarly slid. The cap pin 321 slides from the position of P1 and shifts to the position of P2.

  As shown in FIG. 12, in the above state, the light source unit 200 is pressed against the lighting fixture 100 while aligning the longitudinal end of the light source unit 200 with the longitudinal end of the lighting fixture 100. Then, the base pin 321 is inserted into the base insertion opening 420 a formed in the main body cover 400. Then, the light source socket main body upper surface 310a of the light source socket 300 and the socket case upper surface 610b of the instrument socket 600 are in surface contact.

  FIG. 13A is a diagram showing a state where the light source socket main body upper surface 310a and the socket case upper surface 610b are in surface contact. When the operating lever 312 is slid in the C direction and the cap pin 321 is at the position P2, the spring 313 is in a contracted state and a pressing force is applied in the D direction. In this state, the slide of the operation lever 312 is released by releasing the finger from the operation lever 312 or the like. Then, the cap pin 321 is inserted into the inside of the appliance socket body 610 from the cap pin insertion hole 632 formed in the appliance socket lid 630 of the appliance socket 600.

  That is, as shown in FIG. 13A, the cap pin 321 moves to the position P1 indicated by the dotted line by the pressing force in the direction D by the spring 313. As a result, the cap pin 321 is inserted into the instrument socket 600 and is held and held in contact with the cap pin contact piece 620.

  As shown in FIG. 13B, the base pin contact portion 621 sandwiches the abdomen 321b of the base pin 321, and the base pin 321 and the base pin contact portion 621 are physically and electrically connected. That is, the abdomen 321b (pin part) of the light source socket contact piece 320 (LED module contact piece) is electrically connected by being inserted into the base pin contact part 621 (main body socket contact piece).

  Although the light source unit 200 is loaded downward (irradiation direction) by its own weight, the base pin head 321a that is the head of the base pin 321 is caught by the upper end of the side wall of the base pin contact portion 621, and the light source unit 200 is illuminated. The state attached to the instrument 100 is maintained.

  As described above, the operation lever 312 has the operation surface 312a on which the user performs a slide operation. The operation surface 312a is provided with a groove (unevenness) so that it is difficult to slide and operate.

  When removing the light source unit 200 from the lighting apparatus 100, the base pin 321 is slid in the C direction and detached from the base pin contact portion 621 by sliding the operation lever 312 in the longitudinal direction (C direction). The light source unit 200 can be removed from the lighting fixture 100.

  As shown in FIG. 5, the knob screw 410 that attaches the main body cover 400 (reflecting plate) to the instrument main body 110 (the cover mounting portion 114 c of the mounting base 114) is hidden on the instrument facing surface side of the light source unit 200. Designability when attached to the lighting fixture 100 is improved.

  The operation lever 312 (base operation portion) slides the base pin 321 (base portion) in the longitudinal direction (CD direction) of the light source unit main body 202 (light source substrate mounting portion). The operation lever 312 slides the base pin 321 inserted into the base pin insertion groove 611 (base insertion hole) from the base pin insertion hole 632 toward the base pin contact piece 620 (main body socket contact piece), so that the base pin 321 is sandwiched between the cap pin contact pieces 620.

  The operation lever 312 includes a spring 313 (elastic body) that presses the base pin 321 in a predetermined direction in the longitudinal direction (CD direction), and the base pin 321 is connected to the base pin contact piece 620 (using the elastic force of the spring 313). Clamp the main body socket contact piece).

  In the present embodiment, the elastic force of the spring 313 is used when the base pin 321 is held between the base pin contact portion 621. However, the operation lever 312 may be manually slid in the C direction or the D direction.

  Although the first to third embodiments have been described above, two or more of these embodiments may be combined. Alternatively, one of these embodiments may be partially implemented. Or you may implement combining two or more embodiment among these partially.

  The light source unit according to the above-described embodiment includes a light source substrate on which light sources are arranged and mounted in the longitudinal direction, and has a front surface and a back surface in a light source unit that is attached to an instrument body that includes a power supply unit that supplies power to the light source. A light source substrate mounting portion, provided at each end of the light source substrate mounting portion for mounting the light source substrate on the front surface and the longitudinal ends of the back surface of the light source substrate mounting portion; And a plug portion electrically connected to the power supply unit.

  The plug portion includes a plug case having a bottom surface of the plug case fixed to the back surface of the light source substrate mounting portion, a top surface of the plug case facing the bottom surface of the plug case, and one end portion formed on the top surface of the plug case. A base part that is exposed from the opening and whose other end is housed inside the plug case and a conduction part that is disposed inside the plug case, one end being the other end of the base part And the other end penetrates the bottom surface of the plug case and the light source substrate mounting portion and is electrically connected to the light source substrate attached to the surface of the light source substrate mounting portion. A conductive portion to be connected.

  The plug case includes a bottom surface side through hole that allows the other end of the conductive portion to pass through the bottom surface of the plug case, and the light source substrate mounting portion has the bottom surface through hole at a position corresponding to the bottom surface through hole. An attachment-side through-hole that penetrates the other end of the conducting portion that has penetrated is provided, and the light source substrate includes a pattern connection portion that is connected to a conductor pattern for supplying power to the light source. The conductive portion is provided at a position corresponding to the through hole, and passes through the bottom surface side through hole and the attachment surface side through hole, and is electrically connected to the pattern connection portion.

  The plug part includes a base operation part that slides the base part in a longitudinal direction of the light source substrate mounting part.

  The base operation part includes an elastic body that presses the base part in a predetermined direction in a longitudinal direction of the light source substrate mounting part.

  The instrument main body according to the above-described embodiment is a light source unit having a base surface and mounting light sources arranged side by side in the longitudinal direction of the light emitting surface, each end of both ends in the longitudinal direction of the back surface of the light emitting surface In the instrument body for attaching the light source unit provided with a base part protruding vertically from the back surface to the base surface to the base surface, when the light source unit is attached to the base surface, provided at a position corresponding to the base part, A socket part on the body side that is physically and electrically connected to the base part, the socket case comprising a socket case bottom surface fixed to the base surface, and a socket case top surface facing the socket case bottom surface, the socket case A socket case having a base insertion hole into which the base part is inserted is formed on the upper surface, and is housed in the socket case and inserted from the base insertion hole. With sandwiching the mouth section being provided with a main body side socket portion and a body socket contact piece which connects the cap portion and electrically inserted from the mouthpiece insert hole.

  The lighting fixture according to the embodiment described above is a lighting fixture including a fixture main body having a base surface and a rectangular light source substrate on which light sources are arranged in the longitudinal direction, and has a rectangular light source substrate having a front surface and a back surface. A mounting portion, a light source substrate mounting portion for mounting the light source substrate on the front surface, and a mounting portion side plug portion provided at each end of both ends in the longitudinal direction of the back surface of the light source substrate mounting portion, The light source board is provided on the base surface of the instrument main body and electrically and electrically connected to the attachment portion side plug portion to turn on the light source via the attachment portion side plug portion. A main body side socket portion to be supplied to the main body.

  The mounting portion side plug portion includes a plug case having a bottom surface of the plug case fixed to the back surface of the light source substrate mounting portion and a top surface of the plug case facing the bottom surface of the plug case, and one end portion on the top surface of the plug case. The other end portion is exposed from the formed opening, and the other end portion is housed in the plug case, and the conductive portion is disposed in the plug case, and one end portion of the mouth portion is The light source substrate that is electrically connected to the other end portion and that has the other end portion passing through the bottom surface of the plug case and the light source substrate attaching portion and attached to the surface of the light source substrate attaching portion. And a conductive portion to be electrically connected.

  The body-side socket portion includes a socket case bottom surface fixed to the base surface and a socket case top surface facing the socket case bottom surface, and a base insertion hole into which the base portion is inserted is formed on the socket case top surface. A formed socket case, and a main body that is accommodated in the socket case and sandwiches the base part inserted from the base insertion hole and is electrically connected to the base part inserted from the base insertion hole A socket contact piece.

  The mounting portion side plug portion includes a base operation portion that slides the base portion in the longitudinal direction of the light source substrate mounting portion, and the base operation portion connects the base portion inserted into the base insertion hole to the main body socket. The base part is clamped by the main body socket contact piece by sliding toward the contact piece.

  The base operation part includes an elastic body that presses the base part in a predetermined direction in a longitudinal direction of the light source substrate mounting part, and uses the pressing force of the elastic body to hold the base part between the socket piece contact pieces. .

  The lighting fixture is a light-transmitting cover attached to the light source substrate mounting portion so as to cover the light source substrate, and the length of the longitudinal direction is equal to the length of the light source substrate mounting portion in the longitudinal direction. Is provided.

  DESCRIPTION OF SYMBOLS 100 Lighting fixture, 110 Appliance main body, 111 Base surface, 112 Mounted surface, 114 Mounting base, 114a Main body fixing part, 114b Socket mounting surface, 114c Cover mounting part, 114d Screw mounting part, 160 Power supply unit, 161 Power supply terminal block, 200 light source unit, 201a light emitting surface, 201b end surface, 202 light source unit main body, 202a light source mounting surface, 202b instrument facing surface, 202e light source side conduction hole, 202f claw locking hole, 203 light source unit, 204 LED, 205 light transmitting cover, 206 Substrate, 206a Contact pattern portion, 206b Mounting pattern portion, 206d Mounting surface, 206e Solder surface, 300 Light source socket, 310 Light source socket main body, 310a Light source socket main surface, 311 Light source socket lid, 311a Cap pin protruding hole, 311b Screw insertion hole, 311c lid fixing screw, 311d lid locking claw, 312 operation lever, 312a operation surface, 312b lever shaft, 313 spring, 314 screwing hole, 315 lid claw locking hole, 320 light source socket contact piece, 321 base Pin, 321a Cap pin head, 321b Abdominal part, 322 Conducting part, 331 Open face, 332 Light source socket body bottom face, 333 Light source socket body side face, 351 Side notch part, 352 Conductive hole, 353 Locking claw, 354 End plate part , 400 Main body cover, 410 Knob screw, 410a Knob part, 410b Screw part, 420 Cover opening part, 420a Base insertion opening, 430 Cover light source facing surface, 440 Screw insertion hole, 450 Reflecting surface, 500 Lighting device, 600 Appliance socket, 610 Instrument socket body, 610a socket Case bottom surface, 610b Socket case top surface, 611 Cap pin insertion groove, 612 Mounting claw, 613 Screw mounting portion, 617 Fixing screw, 615 Cap pin contact piece storage portion, 615a Partition plate, 615b Screw hole, 616 opening, 618a, 618b Side surface , 620 Cap pin contact piece, 621 Cap pin contact portion, 621a guide portion, 622 Electric wire contact portion, 630 Instrument socket lid, 631 Support piece, 632 Cap pin insertion hole, 633 Electric wire insertion hole, 640 Fixing screw.

Claims (5)

A light source unit detachably attached to the instrument body,
The light source unit is
A light source unit having a plurality of LEDs and a substrate on which the plurality of LEDs are mounted;
A light source mounting surface to which the substrate is mounted; the light source mounting surface is rectangular; and when the light source unit is mounted to the instrument body, the long side of the rectangular shape is along the longitudinal direction of the instrument body. A light source unit body;
A translucent translucent cover attached to the light source unit main body so as to cover the light source unit,
The translucent cover is a light source unit in which at least end faces on both sides in the longitudinal direction have translucency.   The light source unit according to claim 1, wherein a length of the translucent cover in a longitudinal direction is substantially equal to a length of the light source unit in a longitudinal direction.   The light source unit according to claim 1, wherein the translucent cover is entirely translucent.   The light source unit according to claim 1, wherein a cross section of the translucent cover is a semicircular shape or a polygonal shape. The light source unit according to any one of claims 1 to 4,
An illuminating device comprising: an instrument body to which the light source unit is detachably attached.

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