WO2018155666A1 - Dispositif d'éclairage à del - Google Patents

Dispositif d'éclairage à del Download PDF

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Publication number
WO2018155666A1
WO2018155666A1 PCT/JP2018/006851 JP2018006851W WO2018155666A1 WO 2018155666 A1 WO2018155666 A1 WO 2018155666A1 JP 2018006851 W JP2018006851 W JP 2018006851W WO 2018155666 A1 WO2018155666 A1 WO 2018155666A1
Authority
WO
WIPO (PCT)
Prior art keywords
power supply
led
board
substrate
connection space
Prior art date
Application number
PCT/JP2018/006851
Other languages
English (en)
Japanese (ja)
Inventor
智也 福田
堅太郎 金子
章史 谷地
Original Assignee
興和株式会社
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 興和株式会社 filed Critical 興和株式会社
Priority to JP2019501850A priority Critical patent/JP7100013B2/ja
Publication of WO2018155666A1 publication Critical patent/WO2018155666A1/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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices

Definitions

  • the present invention relates to an LED lighting device that can be easily assembled.
  • a DC power supply device 3 mounted on the LED substrate holder 2 and an LED substrate 5 disposed on the opposite side of the DC power supply device 3 with the LED substrate holder 2. are electrically connected to each other, and it is necessary to supply power to the LED element 6 which is a light emitting element mounted on the LED substrate 5.
  • the DC power supply device 3 and the LED substrate 5 are connected by the power cable 7.
  • connection work of the power cable 7 is caused between the DC power supply device 3 and the LED substrate 5, which is extremely complicated.
  • an object of the present invention is to provide an LED lighting device that can eliminate the need for connecting a power cable.
  • a first aspect of the present invention includes a base (9) that can be attached to a ceiling, and a light source unit (4) is detachably provided on the base (9), and the light source unit (4) Consists of a substrate holder (2) on which an LED substrate (5) on which an LED element (6) is mounted is mounted, a DC power supply device (3), and a diffusion cover (12) having translucency, Between the power supply substrate (3a) of the DC power supply device (3) and the LED substrate (5), a connection space (2b) where the substrate holder (2) is not interposed is formed, Within the connection space (2b), a power connection fitting (11) is connected from the DC power supply (3) to the LED substrate (3) between the opposing substrate surfaces of the power supply substrate (3a) and the LED substrate (5). 5) provided to be able to supply power to It is configured as a feature.
  • the power connection fitting (11) is formed in a pin shape. It is configured as a feature.
  • the power supply fitting (11) is formed in a pin shape in which a bent portion (11a) is formed in an intermediate portion. It is configured as a feature.
  • a positioning pin (13) and a positioning hole (15) are provided in the power supply board (3a) and the LED board (5) in the connection space (2b), respectively, and the positioning hole (15 ) And positioning pins (13) to enable positioning between the DC power supply (3) and the LED substrate (5).
  • the LED board is composed of two LED boards (5, 5) arranged in series,
  • the connection space (2b) is formed at a position corresponding to the opposite ends (5a, 5a) of the two LED substrates (5, 5) of the substrate holder (2),
  • the DC power supply (3) is disposed on the connection space (2b),
  • the power supply fittings (11, 11) are provided between the DC power supply (3) and the two LED boards (5, 5) via the connection space (2b), respectively. It is configured as a feature.
  • the power supply fitting (11) is connected from the DC power supply (3) to the LED between the mutually opposing board surfaces of the power supply board (3a) and the LED board (5) in the connection space (2b). Since the power supply fitting (11) is mounted on the light source unit (4), the power supply fitting (11) is disposed on the light source unit (4).
  • the electrical connection work between the power supply fitting (11) and the LED board (5) can be performed at the same time, and the work of connecting the DC power supply device and the LED board with a power cable as in the prior art can be eliminated.
  • FIG. 1 is a schematic front view showing an example of a conventional LED lighting device.
  • FIG. 2 is a schematic side view showing an example of an LED lighting device according to the present invention.
  • FIG. 3 is a schematic front view of the LED lighting device of FIG. 2.
  • FIG. 4 is a schematic side view showing an example of an electrical connection structure between the DC power supply device and the LED substrate of the LED lighting device of FIG. 2.
  • FIG. 5 is a schematic side view showing another example of the electrical connection structure between the DC power supply device of the LED lighting device and the LED substrate.
  • FIG. 6 is a schematic front view showing still another example of the electrical connection structure between the DC power supply device of the LED lighting device and the LED substrate.
  • FIG. FIG. 7 is a schematic plan view of FIG. 6.
  • FIG. 8 is a schematic front view showing another example of the mechanical connection structure of the LED substrate.
  • FIG. 9 is a schematic side view showing a state when the LED lighting device is assembled.
  • FIG. 10 is a schematic front view showing another example of the mechanical connection structure of the LED substrate.
  • 11 is a schematic plan view of FIG.
  • FIG. 12 is a schematic diagram illustrating an engagement state between a positioning pin and an LED substrate.
  • the LED lighting device 1 has a base 9 for attaching the LED lighting device 1 to a ceiling or the like (not shown). As shown in FIG. 9, it is detachably attached to the base. A variety of attachment / detachment structures between the light source unit 4 and the base 9 are known, but detailed description thereof is omitted here.
  • a direct current power supply device 3 that converts alternating current into direct current and supplies it to the outside (LED element).
  • An LED substrate 5 on which a large number of LED elements 6 are arranged is mounted on the light irradiation side of the lower surface, that is, on the opposite surface of the substrate holder 2 on which the DC power supply device 3 is provided.
  • the DC power supply device 3 is provided so as to protrude further to the right from the right end portion 2 a of the substrate holder 2 in the drawing, and the right end portion thereof is substantially in contact with the side plate 9 a of the base 9.
  • the arrangement mode of the DC power supply device 3 on the substrate holder 2 is arbitrary.
  • a connection space 2b in which the substrate holder 2 is not interposed is formed between the right end 2a of the substrate holder 2 in the drawing and the side plate 9a.
  • a terminal block 10 to which an AC power cable (commercial power) (not shown) is connected is arranged on the substrate holder 2 on the left side of the DC power supply device 3 in FIG. Electrically connected.
  • the DC power supply device 3 has a built-in power supply board 3a that rectifies AC power supplied from the terminal block 10 and converts it into direct current.
  • the right end of the power supply board 3a in the drawing is connected to the LED via the connection space 2b.
  • the substrate 5 is exposed open.
  • the right end portion of the LED substrate 5 in FIG. 3 protrudes further to the right in the drawing than the right end portion 2a of the substrate holder 2 to a position that contacts the side plate 9a via the connection space 2b.
  • a plurality of power connection fittings 11 are provided so as to connect the upper surface of the LED substrate 5 and the lower surface of the power supply substrate 3a, and thus the substrate surfaces facing each other, in the vertical direction.
  • the power connection fitting 11 can supply power for driving the LED element 6 from the DC power supply device 3 to the LED substrate 5.
  • the substrate holder 2 is provided with a light diffusing cover 12 as shown in FIG.
  • the LED lighting device 1 Since the LED lighting device 1 has the above-described configuration, the LED lighting device 1 is assembled as shown in FIG. 9, for example, the substrate holder 2 and the cover in a state where the power supply device 3 and the LED substrate 5 are mounted. 12 is assembled into the light source unit 4, and the light source unit 4 is attached to the base 9. Such an assembly mode is not the main point of the present invention, and various modes can be considered.
  • a plurality of pin-shaped power supply fittings 11 are erected by soldering or the like at positions that can directly face the power supply board 3a.
  • the power connection fitting 11 may be attached to the substrate holder 2 in a state where the power connection fitting 11 is erected in advance, and is further disposed in advance on the power supply substrate 3a side of the DC power supply device 3. Also good.
  • the power supply board 3a and the LED board 5 are parallel with the DC power supply 3 being directed from the upper side of FIG.
  • the tip of the power connection fitting 11 is inserted into and engaged with a power supply fitting mounting hole (not shown) provided in the power supply board 3a (or a power supply provided in advance on the power supply board 3a side).
  • the tip of the connection fitting 11 is inserted into and engaged with a power connection fitting mounting hole (not shown) provided on the LED board 5), and the DC power supply 3 is fixed to the substrate holder 2 in this state, and the power supply fitting 11 And the power supply board 3a (or LED board 5) are electrically connected by soldering or the like.
  • the power supply metal fitting 11 used for the connection between the power supply board 3a and the LED board 5 is between the LED board 5 and the power supply board 3a in addition to the linear pin shape as shown in FIGS. It is possible to achieve electrical connection by simply bringing both board surfaces close to each other and inserting the tip of the power supply fitting 11 provided on either board into the other board (thus, no soldering is required). It is also possible to use a metal fitting having a connector mechanism.
  • the power supply fittings that are mounted in advance on either substrate can be electrically connected to the other substrate. If it is such a structure, the structure of a power supply connection metal fitting is arbitrary.
  • connection pin having a bent portion 11 a formed in the middle portion is used as the power supply fitting 11, after the connection between the power supply board 3 a and the LED board 5 by the power supply fitting 11, Even when a relative displacement occurs due to a difference in thermal expansion between the power supply substrate 3a and the LED substrate 5, the displacement is absorbed by the bent portion 11a, and harmful stress acts between the power supply substrate 3a and the LED substrate 5. This can be effectively prevented.
  • the DC power supply 3 and the LED board 5 can be connected via the power supply fitting 11 only by performing the operation of arranging the DC power supply 3 at a predetermined position on the substrate holder 2. After the DC power supply device 3 is arranged and fixed on the substrate holder 2, it is not necessary to bother to connect the DC power supply device 3 and the LED substrate 5 with a power cable, so that the assembly work is made efficient.
  • positioning pins 13 are arranged so that the arrangement and fixing work of the DC power supply device 3 with respect to the substrate holder 2 and the connection work between the power supply board 3 a and the LED board 5 by the power supply fitting 11 can be performed smoothly.
  • positioning holes 15 are provided in the power supply board 3a and the LED board 5 in the connection space 2b, respectively, and when the DC power supply 3 is mounted on the board holder 2, the positioning pins 13 provided on the power supply board 3a or the LED board 5 are provided.
  • the positioning pin 13 and the positioning hole 15 are arranged in the vicinity of the connection position between the power supply board 3a and the LED board 5 by the power supply fitting 11 in the connection space 2b.
  • the operator can perform the arrangement work while easily confirming the position of the power supply fitting 11, which is desirable for smoothly connecting the power supply board 3 a and the LED board 5.
  • the mode of the positioning pin 13 and the positioning hole 15 is not limited to the cylindrical pin 13 and the circular hole 15 as shown in FIGS. 6 and 7, but a semicircular pin as shown in FIG. 13 and the hole 15 can be used, and the installation position thereof may be any position as long as it is in the vicinity of the connection position of the power connection fitting 11.
  • the DC power supply device 3 is mounted on the substrate holder 2 as shown in FIG.
  • the positioning pin 13 is inserted into the positioning hole 15 formed in the LED board 5 and engaged, that is, the mounting of the DC power supply device 3 to the board holder 2 is completed, and the connection of the power connection fitting 11 is also completed.
  • the protruding height h of the tip 13a of the positioning pin 13 from the surface of the LED substrate 5 is set to be equal to or less than the mounting height H of the LED element 6 on the LED substrate 5. If the length of the positioning pin 13 is set in advance, the shadow of the positioning pin 13 is projected to the cover 12 side, that is, the lower side of FIG. So it is convenient.
  • connection space 2b penetrating in the vertical direction in FIG. 10 is formed at the center position.
  • a DC power supply device 3 is disposed on the connection space 2b, and two power connection fittings 11, 11 are provided between the power supply board 3a of the board holder 2 and the LED boards 5, 5 via the connection space 2b. It is possible to configure so that power is supplied from the DC power supply device 3.
  • connection space 2b may be a hole formed in the substrate holder 2 as shown in FIG. 11, or the connection space 2b is formed between the divided substrate holders 2 and 2 by configuring the substrate holder 2 in two. It is also possible to configure so as to form. In this case, the divided substrate holders 2 and 2 are connected by an appropriate connection member (not shown).

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

Abstract

L'invention concerne un dispositif d'éclairage à DEL comprenant une base qui peut être montée sur le plafond ; une unité de source de lumière est disposée de manière amovible sur ladite base et un support de substrat et une alimentation électrique en courant continu sont agencés sur l'unité de source de lumière. Un substrat de DEL, sur lequel est monté un élément de DEL, est fixé sur le côté d'émission de lumière du support de substrat. Entre le substrat de DEL et un substrat d'alimentation de l'alimentation en courant continu, un espace de connexion est formé, dans lequel le support de substrat n'intervient pas, et dans l'espace de connexion, sur les surfaces du substrat d'alimentation et du substrat de DEL qui se font face, un raccord de connexion d'alimentation est fourni de manière à pouvoir fournir de l'énergie à partir de l'alimentation en courant continu au substrat de DEL.
PCT/JP2018/006851 2017-02-27 2018-02-26 Dispositif d'éclairage à del WO2018155666A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019501850A JP7100013B2 (ja) 2017-02-27 2018-02-26 Ｌｅｄ照明装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017035335 2017-02-27
JP2017-035335 2017-02-27

Publications (1)

Publication Number Publication Date
WO2018155666A1 true WO2018155666A1 (fr) 2018-08-30

Family

ID=63252792

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/006851 WO2018155666A1 (fr) 2017-02-27 2018-02-26 Dispositif d'éclairage à del

Country Status (2)

Country Link
JP (1) JP7100013B2 (fr)
WO (1) WO2018155666A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020102441A (ja) * 2018-12-19 2020-07-02 三菱電機株式会社 光源ユニット及び照明装置
JP2021163635A (ja) * 2020-03-31 2021-10-11 東芝ライテック株式会社 照明装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001144249A (ja) * 1999-11-15 2001-05-25 Nippon Inter Electronics Corp 複合半導体装置
JP2007317573A (ja) * 2006-05-26 2007-12-06 Matsushita Electric Works Ltd Ｌｅｄ点灯ユニット及びそれを用いた照明器具
JP2010245096A (ja) * 2009-04-01 2010-10-28 Mitsubishi Electric Corp 半導体装置
US20130208458A1 (en) * 2012-02-15 2013-08-15 Chicony Power Technology Co., Ltd. Led lamp tube
JP2014003010A (ja) * 2012-05-23 2014-01-09 Funai Electric Co Ltd 照明装置
JP2017026476A (ja) * 2015-07-23 2017-02-02 セイコーエプソン株式会社 電子機器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001144249A (ja) * 1999-11-15 2001-05-25 Nippon Inter Electronics Corp 複合半導体装置
JP2007317573A (ja) * 2006-05-26 2007-12-06 Matsushita Electric Works Ltd Ｌｅｄ点灯ユニット及びそれを用いた照明器具
JP2010245096A (ja) * 2009-04-01 2010-10-28 Mitsubishi Electric Corp 半導体装置
US20130208458A1 (en) * 2012-02-15 2013-08-15 Chicony Power Technology Co., Ltd. Led lamp tube
JP2014003010A (ja) * 2012-05-23 2014-01-09 Funai Electric Co Ltd 照明装置
JP2017026476A (ja) * 2015-07-23 2017-02-02 セイコーエプソン株式会社 電子機器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020102441A (ja) * 2018-12-19 2020-07-02 三菱電機株式会社 光源ユニット及び照明装置
JP7241654B2 (ja) 2018-12-19 2023-03-17 三菱電機株式会社 光源ユニット及び照明装置
JP2021163635A (ja) * 2020-03-31 2021-10-11 東芝ライテック株式会社 照明装置

Also Published As

Publication number Publication date
JPWO2018155666A1 (ja) 2019-12-19
JP7100013B2 (ja) 2022-07-12

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