WO2014017068A1 - Lampe à tube droit et appareil d'éclairage - Google Patents

Lampe à tube droit et appareil d'éclairage Download PDF

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Publication number
WO2014017068A1
WO2014017068A1 PCT/JP2013/004448 JP2013004448W WO2014017068A1 WO 2014017068 A1 WO2014017068 A1 WO 2014017068A1 JP 2013004448 W JP2013004448 W JP 2013004448W WO 2014017068 A1 WO2014017068 A1 WO 2014017068A1
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WO
WIPO (PCT)
Prior art keywords
light source
source body
straight tube
base
tube lamp
Prior art date
Application number
PCT/JP2013/004448
Other languages
English (en)
Japanese (ja)
Inventor
康一 中村
雅人 松本
高橋　健治
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to JP2013556701A priority Critical patent/JP6183655B2/ja
Priority to CN201390000077.8U priority patent/CN203836632U/zh
Publication of WO2014017068A1 publication Critical patent/WO2014017068A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a straight tube lamp and a lighting device, for example, a straight tube LED lamp having a light emitting element such as a light emitting diode (LED), and a lighting device including the same.
  • a straight tube LED lamp having a light emitting element such as a light emitting diode (LED), and a lighting device including the same.
  • LED light emitting diode
  • LED is expected to be a new light source in various lamps such as fluorescent lamps and incandescent lamps, which are conventionally known because of its high efficiency and long life, and research and development of lamps using LED (LED lamps) is being promoted. ing.
  • Patent Document 1 discloses a conventional straight tube LED lamp.
  • the straight tube LED lamp includes, for example, a long housing having translucency such as a glass tube and a pair of caps provided at both ends in the longitudinal direction of the housing.
  • a long base and a plurality of light emitting elements provided in a straight line on the base are disposed inside the housing.
  • the long casing and base constituting the straight tube type LED lamp are troublesome to handle and take a place, so that there is a problem that workability such as assembly is lowered.
  • the 110-type straight tube LED lamp has a total length of about 2367 mm, a wide space is required and workability is extremely deteriorated.
  • the present invention has been made to solve such a problem, and an object of the present invention is to provide a straight tube lamp and a lighting device having good workability such as assembly even when the entire length of the lamp is long.
  • one embodiment of a straight tube lamp according to the present invention includes a long first light source body and a long second light source body each having a plurality of light emitting elements therein,
  • a connecting member that connects the first light source body and the second light source body, and the first light source body and the second light source body have the same length in the longitudinal direction;
  • One end portion in the longitudinal direction of the first light source body and one end portion in the longitudinal direction of the second light source body are connected to each other.
  • each of the first light source body and the second light source body includes a long translucent cover and a long shape covered with the translucent cover.
  • the plurality of light emitting elements are linearly arranged on the base, and the connecting member is a cylinder having openings at both ends, and in the first light source body
  • the translucent cover and the translucent cover in the second light source body have the same length in the longitudinal direction, and one opening of the connecting member is the longitudinal length of the translucent cover in the first light source body.
  • One end portion in the direction may be covered, and the other opening portion of the connecting member may cover one end portion in the longitudinal direction of the translucent cover in the second light source body.
  • each of the translucent covers in the first light source body and the second light source body is a cylindrical straight tube having openings at both ends in the longitudinal direction.
  • Each of the bases in the first light source body and the second light source body is housed in the straight tube, and has a protruding portion protruding from the opening at the one end portion in the longitudinal direction of the straight tube.
  • the protruding portion and the connecting member may be fixed by a fixing member.
  • the connecting member is a first protruding portion that protrudes toward the protruding portion of the base of each of the first light source body and the second light source body. And the second protruding portion, and the protruding portion and the protruding portion may be fixed.
  • the straight tube lamp further, from a plate material that bridges the protruding portion of the base in the first light source body and the protruding portion of the base in the second light source body. And the bridging member is sandwiched between the protruding portion of the base and the first projecting portion of the first light source body, and the protruding portion of the base of the second light source body. And the second projecting portion.
  • the straight tube may be made of glass.
  • the first light source body and the second light source body are configured as a cylindrical envelope by the base and the light transmitting cover. It is good.
  • each of the bases in the first light source body and the second light source body has a heat radiation fin
  • the connecting member is one of the heat radiation fins. It is good also as having a fitting part fitted to a part.
  • the light transmitting cover may be made of resin.
  • At least one of the plurality of light emitting elements may be located in the connecting member.
  • the connecting member may be provided with a human sensor.
  • the light emitting elements of each of the first light source body and the second light source body are caused to emit light at both longitudinal ends of the straight tube lamp. It is good also as a base which receives the electric power for receiving is provided.
  • an aspect of the lighting device according to the present invention is characterized by including the above-described straight tube lamp and an appliance body having a socket to which the base of the straight tube lamp is attached.
  • the connecting member of the straight tube lamp may be provided with a connection member for connecting the straight tube lamp to the instrument body.
  • connection member may include a conductive part for grounding or for receiving power.
  • FIG. 1A is a schematic perspective view of a straight tube lamp according to Embodiment 1 of the present invention.
  • 1B is an exploded perspective view of the straight tube lamp shown in FIG. 1A.
  • FIG. 2 is an exploded perspective view of the first light source body and the first base in the straight tube lamp according to Embodiment 1 of the present invention.
  • FIG. 3A is a cross-sectional view of the main part of the first light source body of the straight tube lamp according to the first embodiment of the present invention
  • FIG. 3B is A of FIG. It is sectional drawing of the 1st light source body in the -A 'line.
  • FIG. 4 is a plan view of the LED module in the straight tube lamp according to Embodiment 1 of the present invention. (A) of FIG.
  • FIG. 5 is a perspective view (a lighting circuit, a lighting circuit cover, a housing
  • FIG. 5B is a perspective view (a lighting circuit, a lighting circuit cover, and a housing are shown) showing a configuration around the first base in the straight tube lamp.
  • FIG. 6 is a perspective view of a connecting member in the straight tube lamp according to Embodiment 1 of the present invention.
  • FIG. 7 is a perspective view showing another configuration of the connecting member in the straight tube lamp according to Embodiment 1 of the present invention.
  • FIG. 8 is a cross-sectional view (cut along a plane passing through the tube axis) showing the configuration of the connecting portion between the first light source body (second light source body) and the connecting member in the straight tube lamp according to Embodiment 1 of the present invention. Is a sectional view).
  • FIG. 9A is a cross-sectional view illustrating a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 1 of Embodiment 1 of the present invention.
  • FIG. 9B is a cross-sectional view illustrating a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 2 of Embodiment 1 of the present invention.
  • FIG. 9C is a cross-sectional view showing a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 3 of Embodiment 1 of the present invention.
  • FIG. 10A is a schematic perspective view of a straight tube lamp according to Embodiment 2 of the present invention.
  • 10B is an exploded perspective view of the straight tube lamp shown in FIG. 10A.
  • FIG. 11A is a perspective view of the first light source body in the straight tube lamp according to Embodiment 2 of the present invention
  • FIG. 11B is the first light source body of the straight tube lamp. It is a side view when seeing from a pipe axis direction.
  • 12A is a perspective view of a connecting member in a straight tube lamp according to Embodiment 2 of the present invention
  • FIG. 12B is a cross-sectional view of the connecting member.
  • FIG. 13 (a) is a side view showing the configuration of the connecting portion between the first light source body (second light source body) and the connecting member in the straight tube lamp according to Embodiment 2 of the present invention.
  • FIG. 14B is a cross-sectional view of the same connecting portion taken along line BB ′ in FIG.
  • FIG. 14 is a side view which shows the structure of the connection part of the 1st light source body (2nd light source body) and the connection member in the straight tube
  • FIG. 14B is a cross-sectional view of the connecting portion taken along the line BB ′ in FIG.
  • FIG. 15 is a schematic perspective view of a lighting apparatus according to Embodiment 3 of the present invention.
  • FIG. 16: is sectional drawing which shows the structure of the straight tube
  • FIG. 17A is a cross-sectional view showing the configuration of the illumination device according to the second modification of the present invention, and FIG.
  • FIG. 17B is the same illumination along the CC ′ line in FIG. It is sectional drawing of an apparatus.
  • 18A is a plan view showing the configuration of the LED module in the straight tube lamp according to the third modification of the present invention
  • FIG. 18B is a cross-sectional view taken along line XX in FIG.
  • FIG. 18C is a cross-sectional view of the LED module taken along the line YY ′ of FIG. 18A.
  • FIG. 19 is a diagram showing an example of the configuration of a straight tube lamp according to the fourth modification of the present invention.
  • FIG. 20 is a diagram showing an example of a wiring layout in a straight tube lamp according to the fourth modification of the present invention.
  • FIG. 21 is a diagram showing an example of the configuration of a straight tube lamp according to the embodiment of the present invention in the case of the one-side power feeding method.
  • FIG. 22A is a diagram showing an example of the layout of the wiring (lead wire) in the straight tube lamp according to the embodiment of the present invention in the case of the one-side power feeding method.
  • FIG. 22B is a diagram showing another example of the wiring (lead wire) layout in the straight tube lamp according to the embodiment of the present invention in the case of the one-side power feeding method.
  • FIG. 23 is a diagram showing an example of the configuration of a straight tube lamp according to a modification of the present invention in the case of the one-side power feeding method.
  • FIG. 22A is a diagram showing an example of the layout of the wiring (lead wire) in the straight tube lamp according to the embodiment of the present invention in the case of the one-side power feeding method.
  • FIG. 22B is a diagram showing another example of the wiring (lead wire) layout in the
  • FIG. 24 is a diagram showing an example of a wiring layout in a straight tube lamp according to a modification of the present invention in the case of the one-side power feeding method.
  • FIG. 25A is a diagram showing an example of the layout of wiring (lead wire) in a straight tube lamp according to a modification of the present invention in the case of the one-side power feeding method.
  • FIG. 25B is a diagram showing another example of the wiring (lead wire) layout in the straight tube lamp according to the modification of the present invention in the case of the one-side power feeding method.
  • FIG. 1A is a schematic perspective view of a straight tube lamp according to Embodiment 1 of the present invention.
  • 1B is an exploded perspective view of the straight tube lamp shown in FIG. 1A.
  • a straight tube lamp 1 is a straight tube LED lamp that replaces a conventional straight tube fluorescent lamp, and is a long first light source body. 10, a long second light source body 20, a connecting member 30 that connects the first light source body 10 and the second light source body 20, and both ends in the longitudinal direction (long direction) of the straight tube lamp 1.
  • a pair of first cap 40 and second cap 50 provided in the section is provided.
  • the first base 40 is provided at one end in the longitudinal direction of the straight tube lamp 1
  • the second base 50 is provided at the other end in the longitudinal direction of the straight tube lamp 1.
  • the first light source body 10 and the second light source body 20 are configured to have the same length in the longitudinal direction. Note that the same length means that the design dimensions have the same length. Therefore, the actual length may vary due to manufacturing variations. This is the same thereafter.
  • Each of the first light source body 10 and the second light source body 20 is a tubular light emitting housing having a plurality of light emitting elements (not shown) therein.
  • the connecting member 30 connects one end of the first light source body 10 in the longitudinal direction and one end of the second light source body 20 in the longitudinal direction.
  • the straight tube lamp 1 is a 110-type straight tube LED lamp, and the total length of the lamp is about 2367 mm.
  • the first base 40 and the second base 50 are both power supply bases for supplying power to the LED modules (not shown) of the first light source body 10 and the second light source body. That is, the straight tube lamp 1 shown in FIG. 1A employs a both-side power feeding method in which power is supplied to the light emitting elements of the first light source body 10 and the second light source body 20 from both the first base 40 and the second base 50. Has been.
  • FIG. 2 is an exploded perspective view of the first light source body and the first base in the straight tube lamp according to Embodiment 1 of the present invention.
  • 3 (a) is a cross-sectional view of the main part of the first light source body of the straight tube lamp according to Embodiment 1 of the present invention, and
  • FIG. 3 (b) is a cross-sectional view along AA ′ of FIG. It is sectional drawing of the 1st light source body of the straight tube
  • the first light source body 10 includes an LED module 110a, a long casing 120a that houses the LED module 110a, and a first base 130a and a second base on which the LED module 110a is disposed.
  • a base 140a a connector 150a through which power to be supplied to the LED module 110a is passed, a reflection member 160a that reflects light emitted from the LED module 110a in a predetermined direction, and an attachment member for attaching the first base 160a to the housing 120a 170a, a lighting circuit 180a for lighting (emitting) the LED module 110a, and a lighting circuit cover 190a.
  • the second light source body 20 includes an LED module 110b, a housing 120b, a first base 130b and a second base 140b, a connector 150b, a reflecting member 160b, a mounting member 170b, A lighting circuit 180b and a lighting circuit cover 190b are provided.
  • the configuration of the second light source body 20 is the same as that of the first light source body 10. That is, the 2nd light source body 20 is provided with the same component as the 1st light source body 10, LED module 110b, case 120b, 1st base 130b, 2nd base 140b, connector 150b, reflective member 160b, The attachment member 170b, the lighting circuit 180b, and the lighting circuit cover 190b are respectively the LED module 110a, the housing 120a, the first base 130a, the second base 140a, the connector 150a, the reflection member 160a, the mounting member 170a, and the lighting circuit 180a.
  • the lighting circuit cover 190a is exactly the same.
  • each structural member of the 1st light source body 10 and the 2nd light source body 20 is the same shape and dimension.
  • the casing 120a and the second base 140a in the first light source body 10 and the casing 120b and the second base 140b in the second light source body 20 have the same shape and dimensions, and the length in the longitudinal direction is the same. The same.
  • the length of each of the first light source body 10 and the second light source body 20 is equal to that of a 40-shaped straight tube lamp. That is, the length of the housing 120a and the length of the housing 120b are the same.
  • each component of the first light source body 10 will be described in detail with reference to the drawings.
  • each structural member of the 2nd light source body 20 is the same as that of the 1st light source body 10, the description is abbreviate
  • the LED module 110a is placed on the first base 130a and stored in the housing 120a.
  • the plurality of LEDs 112 of the LED module 110a are linearly arranged on the first base 130a.
  • FIG. 4 is a plan view of the LED module in the straight tube lamp according to Embodiment 1 of the present invention.
  • the LED module 110a is a COB (Chip On Board) type light emitting module in which an LED chip is directly mounted on a substrate, and includes a substrate 111, a plurality of LEDs (bare chips) 112, and an LED 112. And an electrode terminal 114 that receives power supply for causing the LED 112 to emit light from the outside of the LED module.
  • the LED module 110a has a metal wire for electrically connecting the LEDs 112 and supplying power to the LED 112, a gold wire for electrically connecting the LED 112 and the metal wire, and A protection element or the like for protecting the LED 112 is provided.
  • the substrate 111 is a mounting substrate for mounting the LED 112.
  • a rectangular substrate having a long shape in the tube axis direction of the housing 120a is used as the substrate 111.
  • the substrate 111 has a first surface (first main surface) 111a that is a surface on which the LEDs 112 are mounted, and a second surface (second main surface) 111b that is a surface opposite to the first surface 111a.
  • the LED 112 is mounted only on the first surface 111 a of the substrate 111.
  • the LED module 110a is mounted on the second base 140a so that the second surface 111b of the substrate 111 and the mounting surface of the second base 140a are in contact with each other.
  • a transparent ceramic substrate made of alumina, aluminum nitride or the like, a metal base substrate made of a metal such as an aluminum alloy, a glass substrate, a glass epoxy substrate, a flexible substrate, or a resin made of a resin A substrate or the like can be used.
  • the LED 112 is an example of a light emitting element, and is mounted on the substrate 111. As shown in FIG. 4, a plurality of LEDs 112 are arranged on the substrate 111 in a line along the longitudinal direction of the substrate 111. Each LED 112 is a bare chip that emits monochromatic visible light, and is die-bonded on the substrate 111 with a die attach material (die bond material). As the LED 112, for example, a blue LED chip that emits blue light when energized can be used. In the present embodiment, all the LEDs 112 in the housing 120a have the same light characteristics.
  • Each LED 112 can be configured to be a serial connection, a parallel connection, or a combination connection of a series connection and a parallel connection by metal wiring or gold wire.
  • the sealing member 113 is made of a translucent material such as silicone resin, and is disposed in the package 112a so as to cover the LED chip 112b.
  • the sealing member 112c seals the LED chip 112b and protects the LED chip 112b.
  • the sealing member 112c in the present embodiment further includes a phosphor as a light wavelength conversion material, and performs wavelength conversion (color conversion) of light from the LED 112 to a predetermined wavelength.
  • the sealing member 113 is linearly formed along the arrangement direction of the LEDs 112 so as to collectively seal all the LEDs 112 on the substrate 111. As described above, the sealing member 113 does not seal the individual LEDs 112 but collectively seals the plurality of LEDs 112, so that white light is also emitted from the sealing member 113 between the adjacent LEDs 112. Can do. Thereby, it can suppress that the brightness
  • the sealing member 113 for example, when the LED 112 is a blue LED chip, a phosphor-containing resin obtained by dispersing YAG (yttrium, aluminum, garnet) -based yellow phosphor particles in a silicone resin in order to obtain white light. Can be used. As a result, the yellow phosphor particles are excited by the blue light of the blue LED chip to emit yellow light. Therefore, the sealing member 113 generates white light as a combined light of the excited yellow light and the blue light of the blue LED chip. Light is emitted.
  • the sealing member 113 may contain a light diffusing material such as silica.
  • the electrode terminal 114 is a power supply unit (external connection terminal) that receives DC power for causing the LED 112 to emit light.
  • the electrode terminal 114 in the present embodiment is configured in a socket type and has a conductive pin for receiving DC power.
  • the conductive pins are electrically connected to metal wiring formed on the substrate 111.
  • the housing 120a is an example of a long translucent cover, and is configured to cover the first base 130a and the second base 140a on which the LED modules 110a are arranged.
  • the casing 120a in the present embodiment is a light-transmitting straight tube (tube), and as shown in FIG. 2, is a long cylindrical outer member (insertion tube) having openings at both ends.
  • the housing 120a houses the LED module 110a, the first base 130a, the second base 140a, the lighting circuit 180a, and the like.
  • the housing 120a can be made of a light-transmitting material, and a glass tube (glass bulb), a plastic tube, or the like can be used.
  • the casing 120a is made of a glass tube made of soda lime glass with silica (SiO 2 ) of 70 to 72 [%], or a translucent resin material such as acrylic (PMMA) or polycarbonate (PC).
  • a transparent straight pipe such as a plastic pipe can be used.
  • the casing 120a (glass tube) in the present embodiment is the same as the casing (glass tube) used for a 40-shaped straight tube LED lamp (or an existing straight tube fluorescent lamp). That is, the total length (length in the tube axis direction) of the casing 120a (glass tube) is the same as the total length of the casing (glass tube) in a 40-shaped straight tube lamp or the like.
  • a glass tube having the same length as that of a 40-shaped straight tube LED lamp and having a total length of about 1167 mm can be used.
  • the housing 120a may be provided with a light diffusion function for diffusing light from the LED module 110a.
  • the light diffusion portion include a light diffusion sheet or a light diffusion film formed on the inner surface or the outer surface of the housing 120a.
  • a milky white light diffusion film can be formed by attaching a resin or a white pigment containing a light diffusion material (fine particles) such as silica or calcium carbonate to the inner surface or the outer surface of the housing 120a.
  • Other light diffusing portions include a lens structure provided inside or outside the housing 120a, or a concave portion or a convex portion formed in the housing 120a.
  • the case 120a can be provided with a light diffusion function (light diffusion unit) by printing a dot pattern on the inner surface or the outer surface of the case 120a or by processing a part of the case 120a.
  • the casing 120a itself can be molded using a resin material or the like in which a light diffusing material is dispersed, so that the casing 120a can have a light diffusion function (light diffusion portion).
  • the first base 130a and the second base 140a are covered with a housing 120a.
  • the first base 130a and the second base 140a in the present embodiment are housed in a cylindrical casing 120a.
  • Each of the first base 130a and the second base 140a is a long metal member that functions as a heat sink that dissipates heat generated in the LED module 110a, and mounts and fixes the LED module 110a. Function as a base for
  • the first base 130a is a member that constitutes the outer shape of the heat sink, and as shown in FIG. 2, is configured in a long shape having substantially the same length as the entire length of the housing 120a.
  • the first base 130a can be formed by, for example, bending a metal plate such as a galvanized steel plate.
  • the first base 130 a has a long bottom (bottom plate), a first wall 131 and a second wall 132.
  • the first wall 131 and the second wall 132 are formed at both ends of the bottom of the first base 130a in the short direction (the width direction of the substrate 111), and the LED in the short direction of the first base 130a.
  • the module 110a is configured to sandwich both side surfaces of the substrate 111. That is, the first wall portion 131 is formed to face one side surface of the substrate 111, and the second wall portion 132 is formed to face the other side surface of the substrate 111.
  • the 1st wall part 131 and the 2nd wall part 132 are formed in the partition shape by bending the metal plate which comprises the 1st base 130a.
  • the substrate 111 of the LED module 110a is sandwiched between the first wall 131 and the second wall 132, and the LED module 110a includes the first wall 131 and the second wall.
  • the substrate 132 is arranged on the first base 130 a in a state where the movement of the substrate 111 in the short direction is restricted.
  • the first wall 131 is formed with a plurality of first protrusions 131 a that protrude from the first wall 131 toward the second wall 132.
  • a plurality of second projecting portions 132 a projecting from the second wall portion 132 toward the first wall portion 131 are formed on the second wall portion 132.
  • the first protrusion 131a and the second protrusion 132a are configured as locking claws that lock on the first surface 111a of the substrate 111 in the LED module 110a.
  • the movement of the LED module 110a (substrate 111) in the direction perpendicular to the first surface 111a of the substrate 111 is restricted, and the LED module 110a is moved upward by the first protrusion 131a and the second protrusion 132a. It is fixed to the first base 130a so as not to jump out.
  • a biasing portion 133 for biasing the second base 140a is formed at the bottom of the first base 130a.
  • the urging portion 133 can be formed as a leaf spring formed by cutting and raising a part of a metal plate constituting the first base 130a, for example.
  • the urging portion 133 configured in this way is configured to abut against the reflecting member 160a, and applies a pressing force to the reflecting member 160a (second base 140a) by urging by the elastic force of the leaf spring. Has been granted. Thereby, LED module 110a (board
  • the second base 140a is a long and plate-like substrate, and is an intermediate plate heat sink disposed between the first base 130a and the substrate 111 of the LED module 110a.
  • the LED module 110a (substrate 111) is placed on the second base 140a. That is, the LED module 110a is disposed on the second base 140a in a state where the second base 140a and the second surface 111b of the substrate 111 are in contact with each other.
  • a lighting circuit 180a is also placed on the second base 140a.
  • the second base 140a has a protruding portion 141 that is a portion protruding from the opening of the housing 120a. That is, the second base 140a is disposed in the housing 120a so as to protrude from the opening of the housing 120a. In the present embodiment, the length in the longitudinal direction of the second base 140a is longer than the length in the longitudinal direction of the housing 120a and the first base 130a.
  • the protruding portion 141 is provided with a screw hole 142, and the second base 140a and the connecting member 30 are fixed by a screw 34a (not shown).
  • the second base 140a is preferably made of a highly thermally conductive material such as metal, and a metal substrate can be used.
  • a metal substrate can be used.
  • an aluminum plate made of aluminum having a thermal conductivity of about 237 [W / m ⁇ K] is used as the second base 140a.
  • the connector 150 a is a conductive wire that electrically connects adjacent LED modules 110 a, and includes an attachment portion (connector portion) 151 that is attached to the electrode terminal 114 of the LED module 110 a, and an electrode terminal And an electric power supply line 152 for passing electric power supplied to the LED module 110a through 114.
  • the mounting portion 151 is provided at both ends of the power supply line 152, and has a substantially rectangular resin molded portion configured to be fitted to the electrode terminal 114, and a conductive portion provided in the resin molded portion. Consists of. Further, the power supply line 152 is configured by a lead wire called a harness. In the present embodiment, the power supply line 152 is configured to pass DC power, and the power supply line 152 includes a high-voltage side supply line and a low-voltage side supply line.
  • LED module 110a closest to the first base 40 and the lighting circuit 180a are electrically connected by the connector 150a, whereby DC power is supplied from the lighting circuit 180a to the LED module 110a. Further, adjacent LED modules 110a are also supplied with power from one LED module 110a to the other LED module 110a via the connector 150a.
  • the reflecting member 160a is configured to reflect light emitted from the LED module 110a in a certain direction in order to improve the light extraction efficiency of the lamp.
  • the reflecting member 160a is made of a material having electrical insulating properties and light reflecting properties, and can be made by processing an insulating reflecting sheet made of, for example, a biaxially stretched polyester (PET) film.
  • PET biaxially stretched polyester
  • the reflecting member 160a is processed to have a U-shaped cross section, and includes a first reflecting surface portion that is in surface contact with the inner surface of the first wall portion 131 in the first base 130a, and a second wall portion 132. And a second reflecting surface portion that is in surface contact with the inner surface. Thereby, the light from the LED module 110a is reflected by the first reflection surface portion and the second reflection surface portion of the reflection member 160a.
  • the reflecting member 160a is disposed between the first base 130a and the second base 140a. Specifically, the reflecting member 160a is placed on the step portion of the first base 130a, and the surface on the first base side of the reflecting member 160a is an urging portion 133 (not shown) of the first base 130a. It is urged by the elastic force.
  • the attachment member 170a is attached to the opening formed in the bottom part of the 1st base 130a.
  • the attachment member 170a is attached to the first base 130a in a state where the first base 130a is movable with respect to the longitudinal direction of the first base 130a.
  • the mounting member 170a has a hooking piece 171 that hooks into an opening formed in the bottom of the first base 130a, and a recess 172 that faces the inner surface of the housing 120a.
  • the hooking piece 171 is configured to be spaced from the edge of the opening at the bottom of the first base 130a in the longitudinal direction of the first base 130a and to be hooked to the edge of the opening.
  • the hook piece 171 is formed in a hook shape so as to be hooked on the surface of the bottom side of the first base 130a on the housing side.
  • the concave portion 172 of the mounting member 170a is filled with an adhesive 173 such as silicone resin, and the mounting member 170a and the casing 120a are bonded and fixed by the adhesive 173. Is done.
  • the attachment member 170a is adhesively fixed to the housing 120a, but is movable with respect to the first base 130a, and the attachment member 170a slides with respect to the first base 130a. Is configured to do.
  • the engaging piece 171 of the attachment member 170a and the first base 130a are configured to slide.
  • the lighting circuit 180a is an LED lighting circuit (LED control circuit) for controlling the lighting state of the LED 112 in the LED module 110a, and has a desired voltage for energizing the LED 112 by rectifying input DC power or the like. A circuit for converting to DC power and outputting it is provided. As shown in FIG. 2, in the present embodiment, the lighting circuit 180a includes a circuit board 181 and a circuit element group 182 including a plurality of circuit elements mounted on the circuit board 181.
  • the circuit board 181 is a printed board on which a predetermined wiring pattern (not shown) for wiring mounted electronic components is formed.
  • a predetermined wiring pattern (not shown) for wiring mounted electronic components is formed.
  • a glass epoxy board or the like can be used.
  • the circuit element group 182 includes a plurality of circuit elements for causing the LEDs 112 of the LED module 110a to emit light (light on).
  • the circuit element group 182 includes, for example, a diode bridge circuit (rectifier circuit) that rectifies input DC power, a fuse element, and the like.
  • a resistor, a capacitor, a coil, a diode, a transistor, or the like may be used as necessary.
  • the lighting circuit 180a includes an input socket 183 (input unit) that receives DC power from a pair of power supply pins 42 provided on the first base 40, and an output socket 184 (output unit) that outputs DC power to the LED module 110a. Output section).
  • An input connector terminal electrically connected to the pair of power supply pins 42 is inserted into the input socket 183 via a lead wire.
  • an output connector terminal electrically connected to the LED module 110a is inserted into the output socket 184 via a lead wire.
  • the input socket 183 and the output socket 184 are electrically connected to the circuit elements of the circuit element group 182 by a wiring pattern formed on the circuit board 181.
  • the lighting circuit 180a configured as described above is placed on the second base 140a and covered with the lighting circuit cover 190a.
  • the lighting circuit cover 190a is made of an insulating resin, and is provided to protect the lighting circuit 180a or to ensure insulation of the lighting circuit 180a.
  • the first base 40 is a power supply base for supplying power to the plurality of LEDs 112 of the LED module 110a.
  • the first base 40 is also a power receiving base that receives power for turning on the LEDs 112 of the LED module 110a from outside the lamp (commercial power supply or the like).
  • an L-shaped base having a pair of L-shaped pins or a G13 base may be used.
  • the first base 40 has a substantially bottomed cylindrical shape, and is provided so as to cover one side of the casing 120a in the longitudinal direction.
  • the first base 40 in the present embodiment includes a base body 41 made of a synthetic resin such as polybutylene terephthalate (PBT) and a pair of power supply pins 42 made of a metal material such as brass.
  • PBT polybutylene terephthalate
  • the first base 40 is configured to be divided into a plurality of pieces along the axial direction of the first base 40.
  • the base body 41 in the present embodiment is configured to be disassembled into two parts, upper and lower, with a plane passing through the tube axis of the housing 120a as a split surface.
  • the first base body part 41a and the second base body part 41b Composed.
  • the first base 40 is connected to the power supply pin 42 and the housing by the first base body 41a and the second base body 41b after the power supply pin 42 is electrically connected to the socket of the lighting circuit 180a via a lead wire.
  • the first base body 41a and the second base body 41b are attached to the end of the housing 120a by screwing the first base body 41a and the second base body 41b with the end of the 120a sandwiched between the second base 140a.
  • the pair of power supply pins 42 are configured to protrude outward from the bottom of the base body 41.
  • the power supply pin 42 is a conductive pin that supplies power to turn on the LED 112 of the LED module 110a, and functions as a power reception pin that receives predetermined power from an external device such as a lighting fixture. For example, by attaching the first base 40 to the socket of the lighting fixture, the pair of power supply pins 42 is in a state of receiving DC power from a power supply device built in the lighting fixture.
  • the pair of power supply pins 42 are connected to the lighting circuit 180a in the housing 120a by lead wires, and the DC power received by the pair of power supply pins 42 is supplied to the lighting circuit 180a.
  • FIG. 5 is a perspective view showing a configuration around the first base in the straight tube lamp according to the first embodiment of the present invention
  • FIG. 5 (a) shows the mounting state of the second base and the first base.
  • the lighting circuit, the lighting circuit cover, and the housing are omitted
  • (b) is a diagram showing the lighting circuit, the lighting circuit cover, and the housing.
  • the second base 140a has an end on the first base 40 side in the longitudinal direction of the second base 140a. Is attached to the first base 40 so as to be a movable end. Specifically, a hole 143 is provided at the end of the second base 140a on the first cap 40 side, and the screw receiving portion 43 of the first cap 40 inserted through the hole 143 is a hole. It is configured to be movable within 143.
  • the opening diameter (length) in the longitudinal direction (tube axis direction) of the second base 140a in the hole 143 is larger than the diameter (length) of the screw receiving portion 43 in the tube axis direction.
  • the opening diameter (length) in the width direction of the second base 140a in the hole 143 is substantially the same as the diameter (length) in the width direction of the second base 140a of the screw receiving portion 43. It is configured to be the same.
  • the 2nd base 140a can be made to move with respect to the 1st nozzle
  • the 2nd base 140a is slidable with respect to the attachment member 170a as mentioned above. Thereby, compared with the case where the back surface whole surface of the 2nd base 140a and the housing
  • FIG. 6 is a perspective view of a connecting member in the straight tube lamp according to Embodiment 1 of the present invention.
  • the connecting member 30 is a cylindrical connecting sleeve having openings at both ends.
  • the connecting member 30 includes a cylindrical portion 31 that forms an outer shell, and a first protruding portion 32 a and a second protruding portion 32 b that are provided in the cylindrical portion 31.
  • the cylindrical portion 31, the first protruding portion 32a, and the second protruding portion 32b can be integrally formed of the same material.
  • the cylindrical portion 31 is a thin cylindrical member having both ends opened.
  • the cylindrical portion 31 can be made of a non-translucent material, but is made of a translucent material in order to transmit the light from the first light source body 10 and the second light source body 20 to the outside without blocking light. It is preferable to do.
  • a transparent cylindrical tube such as a glass tube or a plastic tube can be used as the connecting member 30.
  • the connecting member 30 in the present embodiment is formed of a transparent resin. As in the case 120a, the connecting member 30 may have a diffusion function.
  • the first projecting portion 32a and the second projecting portion 32b are provided so as to project from the inner surface of the cylindrical portion 31 toward the center of the cylindrical axis.
  • the 1st protrusion part 32a is provided in the vicinity of one opening of the cylindrical part 31 which is an opening by the side of the 1st light source body.
  • the 2nd protrusion part 32b is provided in the vicinity of the other opening of the cylindrical part 31 which is an opening by the side of the 2nd light source body.
  • each of the first protruding portion 32a and the second protruding portion 32b protrudes toward the protruding portion 141 of the second base 140a in each of the first light source body 10 and the second light source body 20. Is provided.
  • the first protrusion 32a and the second protrusion 32b are provided with through holes 33a and 33b having a circular cross section, respectively.
  • the through holes 33 a and 33 b penetrate from the outer surface of the cylindrical part 31 toward the inner side of the cylindrical part 31.
  • FIG. 7 is a perspective view showing another configuration of the connecting member in the straight tube lamp according to the present embodiment.
  • the cylindrical portion 31X of the connecting member 30X is configured to be disassembled into two with a plane passing through the tube axis of the cylindrical portion 31X as a split surface, and is configured by the first connecting portion 31X1 and the second connecting portion 31X2. .
  • the first connecting portion 31X1 and the second connecting portion 31X2 can be fixed to each other by a fixing member such as an adhesive or a screw.
  • the connection member 30X also has the 1st protrusion part 32a and the 2nd protrusion part 32b similarly to the connection member 30 shown in FIG.
  • FIG. 8 is a cross-sectional view showing a configuration of a connecting portion between the first light source body (second light source body) and the connecting member in the straight tube lamp according to Embodiment 1 of the present invention.
  • the connecting member 30 and the first light source body 10 are configured such that one opening of the connecting member 30 is one end (opening) in the longitudinal direction of the housing 120 a in the first light source body 10. They are connected so as to cover them.
  • the connecting member 30 and the second light source body 20 are connected so that the other opening of the connecting member 30 covers one end (opening) in the longitudinal direction of the housing 120b in the second light source body 20.
  • the first light source body 10 (second light source body 20) and the connecting member 30 are connected so that the housing 120a (housing 120b) and the cylindrical portion 31 are fitted.
  • the outer diameter of the housing 120a (housing 120b) and the inner diameter of the cylindrical portion 31 are set to the same size, and the outer surface of the opening of the housing 120a (housing 120b) and the opening of the cylindrical portion 31 are set. It is in contact with the inner surface.
  • the housing 120a of the first light source body 10 is inserted into the connecting member 30 up to a position where it contacts the first protrusion 32a.
  • the housing 120b of the second light source body 20 is inserted into the connecting member 30 up to a position where it contacts the second projecting portion 32b. That is, the 1st protrusion part 32a and the 2nd protrusion part 32b function also as a position control part of the housing
  • the second base 140a in the first light source body 10 has a protruding portion 141 that protrudes from the end (opening) of the housing 120a on the connecting member side.
  • the second base 140a is provided such that the back surface of the protruding portion 141 faces the top of the first projecting portion 32a. Specifically, it arrange
  • the second base 140a and the connecting member 30 are fixed with screws 34a. Specifically, the screw 34a is inserted into the through hole 33a of the first projecting portion 32a of the connecting member 30, and the screw 34a is screwed into the screw hole 142 of the protruding portion 141 of the second base 140a.
  • the two bases 140a and the cylindrical portion 31 of the connecting member 30 can be fixed.
  • the second base 140b in the second light source body 20 has a protruding portion 141 that protrudes from the end (opening) of the housing 120b on the connecting member side, like the second base 140a in the first light source body 10. .
  • the second base 140b is provided such that the back surface of the protruding portion 141 faces the top of the second projecting portion 32b. Specifically, it arrange
  • the second base 140b and the connecting member 30 are fixed by screws 34b. Specifically, the screw 34b is inserted into the through-hole 33b of the second projecting portion 32b of the connecting member 30, and the screw 34b is screwed into the screw hole 142 of the protruding portion 141 of the second base 140b.
  • the two bases 140b and the cylindrical portion 31 of the connecting member 30 can be fixed.
  • the first light source body 10 and the second light source body 20 having the same length in the longitudinal direction are connected by the connecting member 30.
  • the constituent members (the casing 120a and the like) of the first light source body 10 and the constituent members (the casing 120b and the like) of the second light source body 20 are shared, and two light source bodies (casings) having the same length are used.
  • a straight tube lamp having a length substantially equivalent to two light source bodies can be realized.
  • a 110-shaped straight tube lamp having an overall length approximately twice that of a 40-shaped straight tube lamp can be produced. That is, the 110-shaped straight tube lamp can be manufactured by connecting the constituent members of the 40-shaped straight tube lamp, which is approximately half the length of the 110-shaped straight tube lamp, by the connecting member 30.
  • a straight tube lamp is configured by connecting a plurality of light source bodies with the connecting member 30, so that the length of each light source body as a minimum unit can be shortened. It becomes possible. This shortens the length of the lamp components (housing, base, etc.), so that even when the entire lamp is long, it is easy to handle the components and take up space. The lamp can be assembled easily. Therefore, even if the total length of the lamp is long, it is possible to realize a straight tube lamp with good workability such as assembly. Moreover, according to this Embodiment, since a structural member can be shared, the cost reduction of material cost can also be aimed at.
  • FIG. 9A is a cross-sectional view illustrating a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 1 of Embodiment 1 of the present invention.
  • the connecting member 30 was a non-light emitting region.
  • the connecting member 30 in addition to the first light source body 10 and the second light source body 20, the connecting member 30 is also a light emitting region.
  • the LED modules 110 ⁇ / b> Aa and 110 ⁇ / b> Ab are located in the connecting member 30. Specifically, as shown in FIG. 9A, the LED module 110 ⁇ / b> Aa in the first light source body 10 is extended to the central portion of the connecting member 30. Similarly, the LED module 110 ⁇ / b> Ab in the second light source body 20 is also extended to the central portion of the connecting member 30. That is, the LED module 110Aa is close to the connection member side end and the LED module 110Ab connection member side end.
  • the LED modules 110Aa and 110Ab are located in the connecting member 30, light can be emitted not only from the housings 120a and 120b but also from the connecting member 30.
  • the light emitting region is not interrupted at the position of the connecting member 30, the light emitting region can be continuously expressed in the longitudinal direction of the lamp. Therefore, it is possible to reduce the bright spots (light graininess) felt when the light emitting region and the non-light emitting region appear repeatedly.
  • the plurality of LEDs 112 are configured to be positioned in the connecting member 30, but it may be configured so that at least one LED 112 exists in the connecting member 30.
  • FIG. 9B is a cross-sectional view illustrating a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 2 of Embodiment 1 of the present invention.
  • the straight tube lamp according to this modification is provided with a bridging member 35 in addition to the straight tube lamp 1 shown in FIG.
  • the bridging member 35 is a plate-like member that bridges the protruding portion 141 of the second base 140 a in the first light source body 10 and the protruding portion 141 of the second base 140 b in the second light source body 20.
  • the bridging member 35 can be made of a highly rigid material such as metal. As the bridging member 35 in the present embodiment, one obtained by bending two portions of a rectangular metal plate in plan view is used.
  • One end portion (end portion on the first light source body 10 side) of the bridging member 35 in the tube axis direction of the connecting member 30 is formed by the protruding portion 141 of the second base 140a and the first protruding portion 32a of the connecting member 30. It is pinched. Further, the other end portion (the end portion on the second light source body 20 side) of the bridging member 35 in the tube axis direction of the connecting member 30 is the protruding portion 141 of the second base 140b and the second protruding portion 32b of the connecting member 30. It is pinched by. A through hole is provided in one end and the other end of the bridging member 35.
  • the screw 34a is inserted into the through hole 33a of the first projecting portion 32a of the connecting member 30 and the through hole of the bridging member 35, and the screw 34a is screwed to the protruding portion 141 of the second base 140a.
  • the second base 140 a and the connecting member 30 are fixed so as to sandwich one end of the bridging member 35.
  • a screw 34b is inserted into the through hole 33b of the second projecting portion 32b of the connecting member 30 and the through hole of the bridging member 35, and the screw 34b is screwed into the screw hole 142 of the protruding portion 141 of the second base 140b.
  • the second base 140b and the connecting member 30 are fixed so as to sandwich the other end of the bridging member 35.
  • the second base 140 a in the first light source body 10 and the second base 140 b in the second light source body 20 are bridged by the bridging member 35.
  • the rigidity in the connection part of the 1st light source body 10 and the 2nd light source body 20 can be made high. Therefore, even if it is long lamps, such as 110 form, the deflection
  • FIG. 9C is a cross-sectional view showing a configuration of a connection portion between a first light source body (second light source body) and a connection member in a straight tube lamp according to Modification 3 of Embodiment 1 of the present invention.
  • the straight tube lamp according to this modification includes a bridging member 35 in addition to the straight tube lamp in which the LED modules 110Aa and 110Ab shown in FIG. 9A are extended into the connecting member 30. That is, it is the structure which united the structure of FIG. 9A, and the structure of FIG. 9B.
  • the light emitting region is not interrupted at the position of the connecting member 30, and thus the light emitting region can be continuously expressed in the longitudinal direction of the lamp. The point can be reduced. Further, in the present modification, as in the modification 2, the rigidity of the connecting portion between the first light source body 10 and the second light source body 20 can be increased, so even the long lamp can be a whole lamp. It is also possible to suppress the deflection.
  • FIG. 10A is a schematic perspective view of a straight tube lamp according to Embodiment 2 of the present invention.
  • 10B is an exploded perspective view of the straight tube lamp shown in FIG. 10A.
  • a straight tube lamp 1 is a straight tube LED lamp that replaces a conventional straight tube fluorescent lamp, and is a long first light source body. 10A, a long second light source body 20A, a connecting member 30A for connecting the first light source body 10A and the second light source body 20A, and both ends of the straight tube lamp 1A in the longitudinal direction. A pair of first cap 40 and second cap 50 are provided.
  • the first light source body 10A and the second light source body 20A are configured to have the same length in the longitudinal direction. Further, each of the first light source body 10A and the second light source body 20B is a tubular light emitting housing having a plurality of light emitting elements (not shown) therein.
  • the connecting member 30A connects one end portion in the longitudinal direction of the first light source body 10A and one end portion in the longitudinal direction of the second light source body 20A.
  • the straight tube lamp 1A according to the present embodiment is a 110-type straight tube LED lamp, and the total length of the lamp is about 2367 mm.
  • FIG. 11A is a perspective view of the first light source body in the straight tube lamp according to Embodiment 2 of the present invention.
  • FIG. 11B is a side view of the first light source body of the straight tube lamp when viewed from the tube axis direction.
  • the first light source body 10A includes an LED module 110a, a long translucent cover 220a that covers the LED module 110a, and the LED module 110a.
  • Base 240a a connector 150a (not shown in FIG. 11) for passing the electric power supplied to the LED module 110a, and a lighting circuit 180a (not shown in FIG. 11) for causing the LED module 110a to emit light.
  • the second light source body 20A includes an LED module 110b, a translucent cover 220b, a base 240b, a connector 150b, and a lighting circuit 180b.
  • the configuration of the second light source body 20A is the same as the configuration of the first light source body 10A. That is, the second light source body 20A includes the same components as the first light source body 10A, and the LED module 110b, the translucent cover 220b, the base 240b, the connector 150b, and the lighting circuit 180b are respectively provided in the LED module 110a.
  • the translucent cover 220a, the base 240a, the connector 150a, and the lighting circuit 180a are respectively provided in the LED module 110a.
  • each structural member of the 1st light source body 10 and the 2nd light source body 20 is the same shape and dimension.
  • the translucent cover 220a and base 240a in the first light source body 10A and the translucent cover 220b and base 240b in the second light source body 20A have the same shape and dimensions, and the length in the longitudinal direction is the same. The same.
  • the length of each of the first light source body 10A and the second light source body 20A is equal to that of a 40-shaped straight tube LED lamp. That is, the translucent cover 220a and the translucent cover 220b have the same length.
  • the translucent cover 220a is comprised so that the base 240a with which the LED module 110a is arrange
  • positioned may be covered.
  • the translucent cover 220a in the present embodiment is a translucent semi-cylindrical translucent member and has a substantially semicircular radial cross-sectional shape.
  • the translucent cover 220a is fixed to the base 240a by engaging the edges on both sides in the circumferential direction with the step portions of the base 240a.
  • the translucent cover 220a can be made of a translucent material, for example, a translucent resin material such as acrylic or polycarbonate.
  • the total length (the length in the tube axis direction) of the translucent cover 220a is the same as the total length of the housing (glass tube) in the 40-type straight tube LED lamp or the like, as in the first embodiment.
  • the translucent cover 220a may have a light diffusion function for diffusing light from the LED module 110a.
  • the base 240a is a long member and is covered with a translucent cover 220a.
  • the base 240a functions as a heat sink that dissipates heat generated by the LED module 110a, and also functions as a base for mounting and fixing the LED module 110a.
  • the inner part of the base 240a on the side of the translucent cover 220a is a mounting surface on which the LED module 110a is mounted.
  • the mounting surface of the base 240a is a long rectangular plane.
  • a lighting circuit 180a is also mounted on the mounting surface of the base 240a.
  • a plurality of heat radiation fins 241a are provided as heat radiation portions on the outer side which is the back surface of the mounting surface of the base 240a.
  • the heat radiating fins 241a are exposed to the outside of the lamp and are formed to protrude outward from the lamp.
  • a plurality of the radiation fins 241a are formed along the longitudinal direction of the base 240a.
  • step portions are provided at both ends in the width direction of the base 240a to engage the edges on both sides in the circumferential direction of the translucent cover 220a.
  • the translucent cover 220a and the base 240a can be engaged by sliding the translucent cover 220a on the base 240a in the longitudinal direction or by fitting the translucent cover 220a from above the base 240a.
  • the base 240a is preferably made of a high thermal conductivity material such as metal, and in this embodiment, is formed of an extruded material made of aluminum.
  • the length of the base 240a is the same as the length of the translucent cover 220a.
  • a cylindrical envelope is constituted by the base 240a and the translucent cover 220a. That is, by connecting the translucent cover 220a and the base 240a, a long cylindrical housing having openings at both ends is formed as an outer member (insertion tube). A plurality of LED modules 110a, lighting circuits 180a, and the like are housed in the housing configured as described above.
  • FIG. 12A is a perspective view of a connecting member in a straight tube lamp according to Embodiment 2 of the present invention
  • FIG. 12B is a cross-sectional view of the connecting member in the straight tube lamp. is there.
  • the connecting member 30A is a connecting sleeve made of a cylindrical member having openings at both ends.
  • the connecting member 30A includes a cylindrical portion 31A that constitutes an outer shell, and a first fitting portion 32Aa and a second fitting portion 32Ab provided in the cylindrical portion 31A.
  • the cylindrical portion 31A, the first fitting portion 32Aa, and the second fitting portion 32Ab can be integrally formed of the same material.
  • the cylindrical portion 31A is a cylindrical member having both ends opened.
  • the cylindrical portion 31A can be made of a non-translucent material.
  • the cylindrical portion 31A is made of a translucent material. It is preferable to do.
  • a transparent cylindrical tube such as a glass tube or a plastic tube can be used as the connecting member 30A.
  • the connecting member 30A in the present embodiment is formed using a transparent resin. Note that, similarly to the translucent cover 220a, the connecting member 30A may have a diffusion function.
  • 1st fitting part 32Aa and 2nd fitting part 32Ab are fitted with a part of radiation fin 241a of base 240a.
  • the first fitting portion 32Aa has a groove 33Aa that fits with a part of the radiating fin 241a
  • the second fitting portion 32Ab has a groove 33Ab that fits with a part of the radiating fin 241b.
  • the first fitting portion 32Aa is provided in the vicinity of one opening of the cylindrical portion 31A that is the opening on the first light source body side
  • the second fitting portion 32Ab is a cylinder that is the opening on the second light source body side. It is provided in the vicinity of the other opening of the portion 31A.
  • the first fitting portion 32Aa and the second fitting portion 32Ab are provided with a through hole 34Aa and a through hole 34Ab having a circular cross section, respectively.
  • the through holes 34Aa and 34Ab penetrate from the outer surface of the cylindrical portion 31A toward the inner side of the cylindrical portion 31A.
  • connection member you may use the thing of the structure which can be decomposed
  • FIG. 13 (a) is a side view showing the configuration of the connecting portion between the first light source body (second light source body) and the connecting member in the straight tube lamp according to Embodiment 2 of the present invention.
  • (B) of FIG. 6 is a cross-sectional view of the connecting portion taken along line BB ′ of (a).
  • the connecting member 30A and the first light source body 10A are a housing in which one opening of the connecting member 30A is composed of a translucent cover 220a and a base 240a in the first light source body 10A. It is connected so as to cover one end in the longitudinal direction of the body (outer member).
  • the connecting member 30A and the second light source body 20A are arranged in the longitudinal direction of a casing (outer member) in which the other opening of the connecting member 30A includes the translucent cover 220b and the base 240b in the second light source body 20A. It is connected so as to cover one end.
  • the first light source body 10A (second light source body 20A) and the connecting member 30A are composed of a casing made up of the translucent cover 220a and the base 240a (from the translucent cover 220b and the base 240a).
  • the cylindrical portion 31 ⁇ / b> A are coupled to each other. That is, the outer surface of the translucent cover 220a and the base 240a (the translucent cover 220b and the base 240b) and the inner surface of the opening of the cylindrical portion 31A are in contact with each other.
  • the base 240a is inserted into the connecting member 30A up to the position where the groove 33Aa of the first fitting portion 32Aa is provided. That is, the groove 33Aa also functions as a position restricting portion of the base 240a.
  • the second light source body 20A As well, a part of the heat radiation fin 241b at the end portion in the longitudinal direction of the base 240b is fitted into the groove 33Ab of the second fitting portion 32Ab of the connecting member 30A. Yes.
  • the base 240b is inserted into the connecting member 30A up to a position where the groove 33Ab of the second fitting portion 32Ab is provided. That is, the groove 33Ab also functions as a position restricting portion of the base 240b.
  • the base 240a and the connecting member 30A are fixed by two screws 35a. Specifically, the base 240a and the connecting member 30A are fixed by inserting the screw 35a through the through hole 34Aa of the connecting member 30A and screwing the screw 35a into the screw hole provided in the base 240a. be able to.
  • the base 240b and the connecting member 30A are fixed by two screws 35b. Specifically, the base 240b and the connecting member 30A are fixed by inserting the screw 35b through the through hole 34Ab of the connecting member 30A and screwing the screw 35b into the screw hole provided in the base 240b. be able to.
  • the first light source body 10A and the second light source body 20A having the same length in the longitudinal direction are connected by the connecting member 30A.
  • the constituent members (translucent cover 220a, base 240a, etc.) of the first light source body 10A and the constituent members (translucent cover 220b, base 240b, etc.) of the second light source body 20A are shared,
  • a straight tube lamp having a length substantially equivalent to two light source bodies can be realized.
  • a 110-shaped straight tube lamp having an overall length approximately twice that of the 40-shaped straight tube lamp can be produced.
  • the length of the constituent members (the casing, the base, etc.) of the lamp can be shortened.
  • the handling of the constituent members becomes easy and the lamp can be easily assembled without taking up space. Therefore, even if the total length of the lamp is long, it is possible to realize a straight tube lamp with good workability such as assembly. Furthermore, since the constituent members can be shared, the material cost can be reduced.
  • FIG. 14 is a side view which shows the structure of the connection part of the 1st light source body (2nd light source body) and the connection member in the straight tube
  • FIG. 14B is a cross-sectional view of the connecting portion taken along line BB ′ in FIG.
  • the connecting member 30 ⁇ / b> A covered the entire circumference of the longitudinal ends of the first light source body 10 and the second light source body 20.
  • the connecting member 31 ⁇ / b> B covers a part in the circumferential direction of the longitudinal ends of the first light source body 10 and the second light source body 20.
  • a semi-cylindrical connecting member 30B is used.
  • the connecting member 30B includes a semi-cylindrical part 31B that constitutes an outer shell, and a first fitting part 32Aa and a second fitting part 32Ab provided in the semi-cylindrical part 31B.
  • the semi-cylindrical portion 31B, the first fitting portion 32Aa, and the second fitting portion 32Ab can be integrally formed of the same material.
  • the semi-cylindrical portion 31B can be made of a non-translucent material, but is preferably made of a translucent material.
  • the semi-cylindrical portion 31B, the first fitting portion 32Aa, and the second fitting portion 32Ab can be molded using, for example, a transparent resin.
  • the connecting member 30B configured as described above covers the end of the base 240a (base 240b) in the longitudinal direction and covers only a part of the base of the translucent cover 220a (translucent cover 220b). Covering. That is, the light emitting side surface of the translucent cover 220a (the translucent cover 220b) is not covered with the connecting member 30B.
  • the light emitting side surfaces of the translucent covers 220a and 220b are not covered with the connecting member 30B, so that the light emitted from the LED modules 110a and 110b is lost by the connecting member 30B. Can be suppressed.
  • FIG. 15 is a schematic perspective view of a lighting apparatus according to Embodiment 3 of the present invention.
  • the lighting device 2 is a base light, and includes a straight tube lamp 1 and a lighting fixture 3.
  • the straight tube lamp 1 is a straight tube LED lamp according to the first embodiment, and is used as an illumination light source of the illumination device 2. In this embodiment, as shown in FIG. 15, two straight tube lamps 1 are used. Moreover, you may use the straight tube
  • the lighting fixture 3 includes a pair of sockets 4 that are electrically connected to the straight tube lamp 1 and holds the straight tube lamp 1, and a device body 5 to which the socket 4 is attached.
  • the instrument body 5 can be formed by, for example, pressing an aluminum steel plate.
  • the inner surface of the instrument body 5 is a reflecting surface that reflects light emitted from the straight tube lamp 1 in a predetermined direction (for example, downward).
  • the lighting fixture 3 configured in this way is mounted on a ceiling or the like via a fixture.
  • the lighting fixture 3 may incorporate a circuit for controlling the lighting of the straight tube lamp 1 or the like.
  • a cover member may be provided so as to cover the straight tube lamp 1.
  • FIG. 16 is sectional drawing which shows the structure of the straight tube
  • the connecting member 30 ⁇ / b> C of the straight tube lamp 1 ⁇ / b> C is provided with a connection member 36 for connecting the straight tube lamp to the instrument body 5.
  • a connecting portion 6 connected to the connecting member 36 is provided on the fixture body 5 of the lighting device.
  • the connecting member 36 is fixed to the instrument body 5 so as to be caught by the connecting portion 6. Specifically, when the base of the straight tube lamp according to this modification is attached to the socket 4 (not shown) of the lighting device, the connection member 36 is caught by the connection portion 6 by rotating the straight tube lamp. Hang like this.
  • the straight tube lamp since the straight tube lamp is connected to the fixture body 5 by the connecting member 36, the straight tube lamp can be held in the lighting fixture not only by the caps at both ends but also by the connecting member 30C. it can. Thereby, it is possible to suppress the straight tube lamp from being bent at the connecting portion between the first light source body and the second light source body.
  • the connecting member 36 may be a conductive part for grounding or for receiving power in order to further expand the connecting member 30C.
  • the connection member 36 as a ground pin
  • the connection member 36 and the components in the first light source body 10 (second light source body 20) can be grounded.
  • the connection member 36 as a power receiving pin, it is possible to supply power to the first light source body 10 (second light source body 20) not only from the first base 40 and the second base 50 but also from the connection member 36. .
  • FIG. 17A is a cross-sectional view showing the configuration of the illumination device according to the second modification of the present invention, and FIG. 17B relates to the modification along the CC ′ line in FIG. It is sectional drawing of an illuminating device.
  • a hook 7 is provided on the instrument body 5.
  • the hook 7 is provided with a C-shaped clamping portion 7 a for clamping the straight tube lamp 1.
  • the sandwiching portion 7 a of the hook 7 sandwiches the connecting member 30 of the straight tube lamp 1.
  • the straight tube lamp 1 is held by the hook 7 provided in the lighting fixture. Thereby, it is possible to suppress the straight tube lamp 1 from being bent at the connecting portion between the first light source body 10 and the second light source body 20.
  • FIG. 18A and 18B are diagrams showing a configuration of an LED module in a straight tube lamp according to a third modification of the present invention, wherein FIG. 18A is a plan view of the LED module, and FIG. 18B is an X- Sectional view of the LED module taken along line X ′, (c) is a sectional view of the LED module taken along line YY ′ of (a).
  • the COB type LED module is used.
  • a surface mount device (SMD) type LED module 110B may be used.
  • SMD surface mount device
  • the LED module 110B is an SMD type light emitting module, and includes a substrate 111, a plurality of LED elements 112B mounted on the substrate 111, wirings 115 formed on one surface of the substrate 111, and the other of the substrates 111.
  • a metal film 116 formed on the surface and an electrode terminal 114 are provided.
  • a ceramic substrate a resin substrate made of resin, a metal base substrate made of metal, a glass substrate made of glass, or the like can be used.
  • an alumina substrate can be used as the ceramic substrate.
  • the resin substrate include a glass composite substrate (CEM-3, etc.), a glass epoxy substrate (FR-4, etc.), a substrate made of paper phenol or paper epoxy (FR-1, etc.), or a flexible material made of polyimide or the like. Flexible substrates can be used.
  • the metal base substrate for example, an aluminum alloy substrate, an iron alloy substrate, a copper alloy substrate, or the like can be used. In this modification, a CEM-3 double-sided substrate is used as the substrate 111.
  • the LED element 112 ⁇ / b> B is an example of a light emitting element, and is mounted on the first surface 111 a on the substrate 111.
  • a plurality of LED elements 112B are arranged in a line along the longitudinal direction of the substrate 111 as shown in FIG.
  • Each LED element 112B is a so-called SMD type light emitting element in which an LED chip and a phosphor are packaged. As shown in FIG. 18C, each LED element 112B is accommodated in a package (container) 112a and a package 112a. The LED chip 112b and the sealing member 112c which seals the LED chip 112b are provided. The LED element 112B in this modification is a white LED element that emits white light.
  • the package 112a is molded of white resin or the like, and includes an inverted frustoconical recess (cavity).
  • the inner side surface of the recess is an inclined surface and is configured to reflect light from the LED chip 112b upward.
  • the LED chip 112b is an example of a semiconductor light emitting element, and is mounted in a recess of the package 112a.
  • the LED chip 112b is a bare chip that emits monochromatic visible light.
  • a blue LED chip that emits blue light when energized can be used.
  • the sealing member 112c is a phosphor-containing resin including a phosphor that is a light wavelength converter, and converts the wavelength of light from the LED chip 112b to a predetermined wavelength (color conversion) and seals the LED chip 112b. Thus, the LED chip 112b is protected.
  • the sealing member 112c is filled in the concave portion of the package 112a, and is sealed up to the opening surface of the concave portion. As the sealing member 112c, the same member as the sealing member 113 described above can be used.
  • the wiring 115 is a conductive thin film for electrically connecting the LED elements 112B to each other, and is patterned in a predetermined shape on the first surface 111a of the substrate 111.
  • a metal wiring made of a metal such as copper or silver can be used.
  • the metal film 116 is a heat radiating member (heat sink) for radiating the heat generated by the LED element 112 ⁇ / b> B, and is formed on the second surface 111 b of the substrate 111.
  • heat sink heat radiating member
  • As the metal film 116 a copper thin film or a silver thin film can be used.
  • the metal film 116 and the wiring 115 may be made of the same material or different materials. Note that the metal film 116 in this modification is the same material as the wiring 115 and is made of copper.
  • the electrode terminal 114 is an external connection terminal that receives DC power for causing the LED element 112B to emit light from the outside of the LED module 110B.
  • the straight tube lamp according to the present modification is obtained by giving expandability to the connecting member of the straight tube lamp in each of the above embodiments and modifications, and the connecting member has functions other than the connecting function.
  • a human sensor can be provided on the connecting member. By providing the human sensor, it is possible to detect the presence of a person and control the lighting and extinguishing of the straight tube lamp.
  • FIG. 19 is a diagram showing an example of the configuration of a straight tube lamp according to the fourth modification of the present invention.
  • a plurality of circuit components 182 a constituting a lighting circuit 180 a for lighting the LED module 110 a are connected to the circuit components 182 a 1 in the first base 40 and the connection members 30. It may be arranged separately from the circuit component 182a2.
  • the plurality of circuit components 182b constituting the lighting circuit 180b for lighting the LED module 110b are changed into a circuit component 182b1 in the second base 50 and a circuit component 182b2 in the connecting member 30. It may be arranged separately.
  • the wiring 125 a for connecting the first base 40 (the power supply pin 42) and the circuit component 182 a 2 in the connecting member 30 is a lead wire (such as a vinyl wire) inserted through the housing of the first light source body 10.
  • a metal wiring pattern formed on the substrate 111 of the LED module 110a may be used.
  • the wiring 125b for connecting the second base 50 and the circuit component 182b2 in the connecting member 30 may be a lead wire (such as a vinyl wire) inserted through the housing of the first light source body 10, As shown in FIG. 20, metal wiring patterned on the substrate 111 of the LED module 110b may be used.
  • the first base 40 and the second base 40 can be used as compared with the case where the circuit parts are accommodated only by the bases on both sides.
  • the size of 50 can be reduced.
  • the straight tube lamp has a double-sided power feeding system that receives power from the bases on both sides, but a single-sided power feeding system that feeds power to all LEDs in the housing from only one base.
  • a base that does not supply power is formed by a non-power supply base body made of a synthetic resin such as PBT and a single non-power supply pin (holding pin) made of a metal material such as brass. Can be configured.
  • the non-feeding pin functions as an attachment portion that is attached to the socket of the lighting fixture.
  • the non-power supply base may have a ground function.
  • the non-feeding pin functions as a ground pin and is grounded via the lighting fixture.
  • a two-pin to two-pin base structure in which each of the two bases has two pins (2 pins) may be used, and one of the two bases has one pin (1 pin) and the other has the other.
  • a 1-pin to 2-pin base structure having two pins (2 pins) may be used.
  • the double-sided power feeding method halves the power input to the straight tube lamp (lighting circuit) compared to the single-side power feeding method, and the lighting circuit can be downsized.
  • FIG. 21 is a diagram showing an example of the configuration of a straight tube lamp according to the embodiment of the present invention in the case of the one-side power feeding method.
  • the LED module A lighting circuit 180a for lighting 110a is disposed in the first base 40 or in the vicinity of the first base 40, and a lighting circuit for lighting the LED module 110b (second light source body 20). 180 b can be disposed in the connecting member 30.
  • a metal wiring patterned on the substrate 111 of the LED module 110a may be used as the wiring 135 for supplying power from the first base 40 (power supply pin 42) to the lighting circuit 180b.
  • a metal wiring patterned on the substrate 111 of the LED module 110a may be used as the wiring 135 for supplying power from the first base 40 (power supply pin 42) to the lighting circuit 180b.
  • a connector 150a as shown in FIG. 2 can be used for connection between the metal wiring (wiring 135) and the lighting circuit 180b.
  • the lead wire is, as shown in FIG. 22A, the casing of the first light source body 10 (in FIG. 22A, the translucent cover 220a and the base 240a). The inside may be inserted.
  • a through hole 242 is provided in a base (heat sink) 240a, and a lead wire (wiring 135) is inserted into the through hole 242, so that the lead wire (wiring 135) is mounted on the base. (Heat sink) You may arrange
  • a part of the lighting circuits 180a and 180b may be disposed on the connecting member 30 as in the fourth modification.
  • a plurality of circuit components 182a constituting a lighting circuit 180a for lighting the LED module 110a are replaced with circuit components 182a1 in the first base 40.
  • the circuit component 182a2 in the connecting member 30 is arranged separately.
  • the plurality of circuit components 182b constituting the lighting circuit 180b for lighting the LED module 110b are changed into a circuit component 182b1 in the second base 50 and a circuit component 182b2 in the connecting member 30. Separately arrange.
  • the first base 40 (power supply pin 42) and the circuit component 182a2 in the connecting member 30 are connected by the wiring 145a. Further, the circuit component 182b2 in the connecting member 30 and the circuit component 182b1 in the second base 50 are connected by the wiring 145b. Further, the first base 40 (power supply pin 42) and the circuit component 182b1 in the second base 50 are connected by a wiring 155.
  • the wires 145a, 145b, and 155 may be metal wires patterned on the substrate 111 of the LED modules 110a and 110b, or may be lead wires such as vinyl wires.
  • the wiring 155 includes a wiring 155a (metal wiring) formed on the substrate 111 of the LED module 110a, a wiring 155b (metal wiring) formed on the substrate 111 of the LED module 110b, a wiring 155a, and a wiring 155b. And a wiring 155c (lead wire) for connecting the two.
  • the lead wires (wirings 145a, 145b, and 155) are connected to the housings of the first light source body 10 and the second light source body 20 as shown in FIG.
  • the inside of the translucent cover 220a and the base 240a, and the translucent cover 220b and the base 240b) may be inserted.
  • through holes 242 may be provided in bases (heat sinks) 240a and 240b, and lead wires (wirings 145a, 145b, and 155) may be inserted through the through holes 242.
  • the straight tube lamp uses two light source bodies, the first light source body and the second light source body. However, even if three or more light source bodies are used. I do not care.
  • a long straight tube lamp can be manufactured by connecting a plurality of adjacent light source bodies with a connecting member.
  • a straight tube lamp having a length substantially n times as long as the light source body (n is an integer) is realized. Can do.
  • the 110-shaped straight tube lamp is realized by using the constituent members (translucent cover or the like) of the 40-shaped straight tube lamp.
  • the present invention is limited to this combination. It is not a thing.
  • by adjusting the length and number of the connecting members it is possible to realize a 110-type straight tube lamp by using constituent members of a straight-tube lamp other than the 40-type. It is also possible to realize a straight tube lamp other than the 110 type by using constituent members of a straight tube lamp other than the 40 type. It is preferable to shorten the connecting member and lengthen the translucent cover (e.g., longer than the 40 type). Thereby, the location which becomes dark with a connection member can be decreased as much as possible.
  • the first base 40 and the second base 50 are divided into two divided bases, but may be non-divided bases that are not divided.
  • the LED module is configured to emit white light by the blue LED chip and the yellow phosphor, but the present invention is not limited to this.
  • a phosphor-containing resin containing a red phosphor and a green phosphor may be used so as to emit white light by combining this with a blue LED.
  • an ultraviolet LED chip that emits ultraviolet light having a shorter wavelength than a blue LED chip, and blue phosphor particles, green phosphor particles, and red that are mainly excited by ultraviolet light to emit blue light, red light, and green light.
  • the phosphor particles may be configured to emit white light.
  • the LED is exemplified as the light emitting element.
  • a semiconductor light emitting element such as a semiconductor laser
  • an EL element such as an organic EL (Electro Luminescence) or an inorganic EL, or other solid state light emitting elements.
  • An element may be used.
  • the present invention can be widely used as a lamp using a light emitting element such as an LED, for example, a straight tube LED lamp and a lighting device equipped with the same.
  • a light emitting element such as an LED
  • a straight tube LED lamp for example, a straight tube LED lamp and a lighting device equipped with the same.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Led Device Packages (AREA)

Abstract

La présente invention concerne une lampe à tube droit (1) pourvue : d'un premier corps de source lumineuse allongé (10) et d'un second corps de source lumineuse allongé (20), l'intérieur de chacun desdits corps présentant une pluralité de DEL (112) ; et d'un élément de raccordement (30), qui raccorde le premier corps de source lumineuse (10) et le second corps de source lumineuse (20) l'un à l'autre. Le premier corps de source lumineuse (10) et le second corps de source lumineuse (20) présentent la même longueur dans la direction longitudinale, et l'élément de raccordement (30) raccorde l'une à l'autre une partie extrémité du premier corps de source lumineuse (10), ladite partie extrémité étant dans la direction longitudinale du premier corps de source lumineuse, et une partie extrémité du second corps de source lumineuse (20), ladite partie extrémité étant dans la direction longitudinale du second corps de source lumineuse.
PCT/JP2013/004448 2012-07-27 2013-07-22 Lampe à tube droit et appareil d'éclairage WO2014017068A1 (fr)

Priority Applications (2)

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JP2013556701A JP6183655B2 (ja) 2012-07-27 2013-07-22 直管形ランプ及び照明装置
CN201390000077.8U CN203836632U (zh) 2012-07-27 2013-07-22 直管形灯以及照明装置

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JP2012-167724 2012-07-27
JP2012167724 2012-07-27

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WO2014017068A1 true WO2014017068A1 (fr) 2014-01-30

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JP2015165465A (ja) * 2014-03-03 2015-09-17 株式会社Maruwa 照明灯の連結部材
JP2016103320A (ja) * 2014-11-27 2016-06-02 サンデンホールディングス株式会社 照明装置及びその照明装置を用いた自動販売機
EP3184891A1 (fr) * 2015-12-22 2017-06-28 REHAU AG + Co Système d'éclairage comprenant plusieurs unités d'éclairage
US9958721B2 (en) 2015-03-19 2018-05-01 Panasonic Intellectual Property Management Co., Ltd. Curved display device
IT201700037606A1 (it) * 2017-04-05 2018-10-05 Artemide Spa Sistema modulare di illuminazione
US11953166B2 (en) 2019-11-25 2024-04-09 Molex, Llc LED lighting fixture with interconnect

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JP4979827B1 (ja) * 2011-05-23 2012-07-18 ポスコ エルイーディ カンパニー リミテッド 光半導体基盤管型照明装置

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WO2012006235A1 (fr) * 2010-07-08 2012-01-12 Altair Engineering, Inc. Modules indépendants pour remplacement de tubes de lumière fluorescent à diodes électroluminescentes
JP2012133966A (ja) * 2010-12-21 2012-07-12 Kimio Suzuki Ｌｅｄ照明装置及びｌｅｄ照明方法
JP4979827B1 (ja) * 2011-05-23 2012-07-18 ポスコ エルイーディ カンパニー リミテッド 光半導体基盤管型照明装置
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JP2015165465A (ja) * 2014-03-03 2015-09-17 株式会社Maruwa 照明灯の連結部材
JP2016103320A (ja) * 2014-11-27 2016-06-02 サンデンホールディングス株式会社 照明装置及びその照明装置を用いた自動販売機
US9958721B2 (en) 2015-03-19 2018-05-01 Panasonic Intellectual Property Management Co., Ltd. Curved display device
EP3184891A1 (fr) * 2015-12-22 2017-06-28 REHAU AG + Co Système d'éclairage comprenant plusieurs unités d'éclairage
IT201700037606A1 (it) * 2017-04-05 2018-10-05 Artemide Spa Sistema modulare di illuminazione
EP3385602A1 (fr) * 2017-04-05 2018-10-10 ARTEMIDE S.p.A. Système d'éclairage modulaire
US10508780B2 (en) 2017-04-05 2019-12-17 Artemide S.P.A. Modular lighting system
US11953166B2 (en) 2019-11-25 2024-04-09 Molex, Llc LED lighting fixture with interconnect

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JPWO2014017068A1 (ja) 2016-07-07
JP6183655B2 (ja) 2017-08-23

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