WO2014174691A1 - Lampe a diode electroluminescente (del) exempte de puits thermique - Google Patents

Lampe a diode electroluminescente (del) exempte de puits thermique Download PDF

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Publication number
WO2014174691A1
WO2014174691A1 PCT/JP2013/069496 JP2013069496W WO2014174691A1 WO 2014174691 A1 WO2014174691 A1 WO 2014174691A1 JP 2013069496 W JP2013069496 W JP 2013069496W WO 2014174691 A1 WO2014174691 A1 WO 2014174691A1
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WO
WIPO (PCT)
Prior art keywords
led lamp
glass tube
tube bulb
led
wall
Prior art date
Application number
PCT/JP2013/069496
Other languages
English (en)
Japanese (ja)
Inventor
伸彦 平井
エン冰 毛
島　秀治
杉山　常雄
Original Assignee
ジーデザイン株式会社
岩瀬プリンス電機株式会社
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 ジーデザイン株式会社, 岩瀬プリンス電機株式会社 filed Critical ジーデザイン株式会社
Publication of WO2014174691A1 publication Critical patent/WO2014174691A1/fr

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Classifications

    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/506—Cooling arrangements characterised by the adaptation for cooling of specific components of globes, bowls or cover glasses
    • 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
    • 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
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • 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 “LED lamp” which is used in a lighting device using an electronic component such as an LED light emitting element and radiates heat generated from the electronic component such as an LED light emitting element to the outside efficiently and with a simple structure.
  • LED lamps have long life and low power consumption compared to conventional lighting equipment such as fluorescent lamps and incandescent lamps. Deterioration of semiconductor elements such as LED light emitting elements, which are light sources, is accelerated by heat, so structural components that lower heat such as heat sinks (for example, made of aluminum alloy) that efficiently release heat and prevent the temperature from becoming excessively high is required.
  • the light spreading direction and direction (light distribution) is because the LED light emitting element of the light source has directivity (light emission in a predetermined angle range, for example, a LED chip with a 1/2 beam angle of 120 ° in Fig. 8).
  • the area underneath is brighter than conventional lighting equipment, but due to the difference in light distribution, the expected brightness may not be obtained depending on the lighting fixture to which the lamp is attached.
  • the light spreading direction and direction is because the light source LED light emitting element has directivity (light emission within a predetermined angle range, for example, LED chip with 1/2 light angle of 120 ° in Fig. 8-88)
  • directivity light emission within a predetermined angle range, for example, LED chip with 1/2 light angle of 120 ° in Fig. 8-8
  • the brightness expected in partial places and directions due to the difference in light distribution due to the light source properties There are drawbacks such as inability to obtain and feeling glare.
  • the cylindrical glass tube bulb (1) is translucent and has a heat radiation capability.
  • the film substrate (2) is a thin and flexible film substrate with a thickness of 15 ⁇ m to 150 ⁇ m (for example, PET, PEN, polyimide, etc.) with excellent thermal conductivity, on which multiple electronic components (3) such as LEDs are mounted. Film) (2).
  • the inner wall of the glass tube bulb (1) is coated with a substance (6) (for example, a metal oxide or a substance having an equivalent property) having the ability to diffuse and transmit light.
  • the film substrate (2) is directly bonded to the uncoated portion (slit portion) (7) in the longitudinal direction of the inner wall of the glass tube bulb (1) with an adhesive (8) having excellent heat conduction.
  • LED light emitting elements Glass tube bulb (1) on the back side of the mounting part (1)
  • Outer coating of heat-dissipating paint (9) with excellent heat conduction and the ability to release heat outside the coating film is there.
  • a heat sink component for example, aluminum alloy
  • the LED light source of the light source is a cylindrical glass tube bulb (1)
  • Inner wall (LED chip height is 0.87mm
  • film base (2) thickness is 15 ⁇ m (0.015mm) or more
  • heat generated from semiconductor elements such as ⁇ LEDs '' and light emitting elements is conducted in a short distance in the order of film substrate (2), adhesive, glass tube, and heat radiation paint, and efficiently electromagnetic waves (infrared rays) outside the coating surface As heat radiation.
  • the above structure is the arrangement position of the “LED” light emitting element shown in FIG. 4, the area of light irradiated on the inner wall of the glass tube is wider than that of the “LED” lamp using the heat sink of (10) in FIG. Recognize.
  • a heat sink is not required as a structure for reducing heat generated from an electronic device such as an LED light emitting device, so that the structure of the LED light lamp is simple and lightweight.
  • the light distribution characteristics of the light have been improved by making it possible to arrange the LED light emitting element in the optimal place.
  • FIG. 6 is a perspective view showing one configuration of the LED lamp of FIG.
  • FIG. 6 is a perspective view showing one configuration of the LED lamp of FIG.
  • It is the schematic which shows the structure of the LED lamp by this invention.
  • 1 is a schematic cross-sectional view showing a structure of a “LED” lamp according to the present invention.
  • FIG. 3 is a structural diagram showing a configuration of a “LED” lamp according to the present invention. It is a structural diagram which shows one structure of the conventional LED lamp. It is a graph which shows the beam angle of a LED light emitting element.
  • (6)-A substance having the ability to diffuse and transmit light (6) for example, a metal oxide or a substance having equivalent properties

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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)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

Une lampe à diode électroluminescente (DEL) selon la présente invention est caractérisée par le fait qu'elle a une structure simple utilisant une performance de rayonnement thermique d'une vanne (1) de tube de verre, et n'utilisant pas un composant de puits thermique, ladite structure étant formée par liaison de manière directe, à une paroi interne de la vanne (1) de tube de verre, d'un substrat de film flexible mince ayant une excellente conductivité thermique.
PCT/JP2013/069496 2013-04-26 2013-07-18 Lampe a diode electroluminescente (del) exempte de puits thermique WO2014174691A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-002390U 2013-04-26
JP2013002390U JP3184896U (ja) 2013-04-26 2013-04-26 ヒートシンクレスｌｅｄランプ

Publications (1)

Publication Number Publication Date
WO2014174691A1 true WO2014174691A1 (fr) 2014-10-30

Family

ID=50428719

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/069496 WO2014174691A1 (fr) 2013-04-26 2013-07-18 Lampe a diode electroluminescente (del) exempte de puits thermique

Country Status (2)

Country Link
JP (1) JP3184896U (fr)
WO (1) WO2014174691A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104565960A (zh) * 2015-02-04 2015-04-29 浙江华泰电子有限公司 一种新型的led日光灯
CN104696735A (zh) * 2013-12-06 2015-06-10 晋挥电子有限公司 防爆型led灯管及其制造方法
WO2016134882A1 (fr) * 2015-02-23 2016-09-01 Osram Gmbh Lampe pourvue d'une ampoule tubulaire transparente

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015065077A (ja) * 2013-09-25 2015-04-09 パナソニックＩｐマネジメント株式会社 照明用光源、照明装置及び照明用光源の製造方法
US9726330B2 (en) * 2013-12-20 2017-08-08 Cree, Inc. LED lamp
JP6340740B2 (ja) * 2014-03-15 2018-06-13 株式会社Gtec Ｌｅｄ蛍光照明装置
JP6353675B2 (ja) * 2014-03-24 2018-07-04 アイリスオーヤマ株式会社 Ｌｅｄ照明器具及びｌｅｄ照明装置
JP2016170981A (ja) * 2015-03-12 2016-09-23 パナソニックＩｐマネジメント株式会社 照明装置

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002314136A (ja) * 2001-04-09 2002-10-25 Toyoda Gosei Co Ltd 半導体発光装置
JP2004206947A (ja) * 2002-12-24 2004-07-22 Toyoda Gosei Co Ltd 発光ダイオード及び灯具並びにその製造方法
JP2008293692A (ja) * 2007-05-22 2008-12-04 Du Pont Toray Co Ltd Ｌｅｄ照明装置及び該装置を用いた車両用灯具
US20100220469A1 (en) * 2008-05-23 2010-09-02 Altair Engineering, Inc. D-shaped cross section l.e.d. based light
JP2010198927A (ja) * 2009-02-25 2010-09-09 Ssec Kk Ｌｅｄランプ
JP2011060493A (ja) * 2009-09-08 2011-03-24 Panasonic Corp 照明ユニット
JP2011138681A (ja) * 2009-12-28 2011-07-14 Panasonic Corp Ｌｅｄランプ
WO2011086906A1 (fr) * 2010-01-13 2011-07-21 パナソニック株式会社 Lampe à diodes électroluminescentes
JP2012164664A (ja) * 2012-03-26 2012-08-30 Ssec Kk Ｌｅｄランプ
JP2012195317A (ja) * 2012-07-19 2012-10-11 Panasonic Corp ランプ及び照明装置

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002314136A (ja) * 2001-04-09 2002-10-25 Toyoda Gosei Co Ltd 半導体発光装置
JP2004206947A (ja) * 2002-12-24 2004-07-22 Toyoda Gosei Co Ltd 発光ダイオード及び灯具並びにその製造方法
JP2008293692A (ja) * 2007-05-22 2008-12-04 Du Pont Toray Co Ltd Ｌｅｄ照明装置及び該装置を用いた車両用灯具
US20100220469A1 (en) * 2008-05-23 2010-09-02 Altair Engineering, Inc. D-shaped cross section l.e.d. based light
JP2010198927A (ja) * 2009-02-25 2010-09-09 Ssec Kk Ｌｅｄランプ
JP2011060493A (ja) * 2009-09-08 2011-03-24 Panasonic Corp 照明ユニット
JP2011138681A (ja) * 2009-12-28 2011-07-14 Panasonic Corp Ｌｅｄランプ
WO2011086906A1 (fr) * 2010-01-13 2011-07-21 パナソニック株式会社 Lampe à diodes électroluminescentes
JP2012164664A (ja) * 2012-03-26 2012-08-30 Ssec Kk Ｌｅｄランプ
JP2012195317A (ja) * 2012-07-19 2012-10-11 Panasonic Corp ランプ及び照明装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104696735A (zh) * 2013-12-06 2015-06-10 晋挥电子有限公司 防爆型led灯管及其制造方法
CN104565960A (zh) * 2015-02-04 2015-04-29 浙江华泰电子有限公司 一种新型的led日光灯
WO2016134882A1 (fr) * 2015-02-23 2016-09-01 Osram Gmbh Lampe pourvue d'une ampoule tubulaire transparente

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