JPWO2012020646A1 - 照明器具 - Google Patents
照明器具 Download PDFInfo
- Publication number
- JPWO2012020646A1 JPWO2012020646A1 JP2012528636A JP2012528636A JPWO2012020646A1 JP WO2012020646 A1 JPWO2012020646 A1 JP WO2012020646A1 JP 2012528636 A JP2012528636 A JP 2012528636A JP 2012528636 A JP2012528636 A JP 2012528636A JP WO2012020646 A1 JPWO2012020646 A1 JP WO2012020646A1
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- distribution member
- light distribution
- emitting module
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 description 14
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 8
- 239000010409 thin film Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000010960 cold rolled steel Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000191 radiation effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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
- F21V29/505—Cooling arrangements characterised by the adaptation for cooling of specific components of reflectors
-
- 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
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- 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
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/63—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air using electrically-powered vibrating means; using ionic wind
-
- 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
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
-
- 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
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/09—Optical design with a combination of different curvatures
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0025—Combination of two or more reflectors for a single light source
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
-
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional 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]
Landscapes
- Engineering & Computer Science (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)
Abstract
Description
Claims (7)
- 発光素子を光源とし、この光源からの光が出射される光出射部を有するとともに、少なくとも外殻の一部が熱伝導性を有して前記発光素子と熱的に結合された発光モジュールと、
この発光モジュールの背面側に設けられ、前記外殻の一部と熱的に結合されたヒートシンクと、
前記発光モジュールの光出射部の周囲を囲み、光の照射方向に向かって拡開する反射面を備えた熱伝導性を有する配光部材と、
この配光部材と前記外殻の一部とを接続して外殻から配光部材へ熱を伝達する接続部材と、
を具備することを特徴とする照明器具。 - 前記接続部材は、一対の側面壁と、この側面壁間を繋ぐ背面壁とを有していて、これら各壁から配光部材と面接触する取付片が延出されていることを特徴とする請求項1に記載の照明器具。
- 前記配光部材は、光の照射方向に向かって拡開する曲面状の反射面を備えており、この反射面は、発光モジュールの光出射部側に位置する反射面と、光の照射方向側に位置する反射面との曲率が異なっていて、光出射部側に位置する反射面の曲率が光の照射方向側に位置する反射面の曲率より大きく設定されていることを特徴とする請求項1に記載の照明器具。
- 前記ヒートシンクは、配光部材へ向かって送風する送風機構を備えていることを特徴とする請求項1に記載の照明器具。
- 発光素子を光源とし、この光源からの光が出射される光出射部を有するとともに、少なくとも外殻の一部が熱伝導性を有して前記発光素子と熱的に結合された発光モジュールと、
この発光モジュールの背面側に設けられ、前記外殻の一部と熱的に結合されたヒートシンクと、
前記発光モジュールの光出射部の周囲を囲み、光の照射方向に向かって拡開する反射面を備えた熱伝導性を有する配光部材と、
この配光部材と前記ヒートシンクとを接続してヒートシンクから配光部材へ熱を伝達する接続部材と、
を具備することを特徴とする照明器具。 - 前記配光部材は、光の照射方向に向かって拡開する曲面状の反射面を備えており、この反射面は、発光モジュールの光出射部側に位置する反射面と、光の照射方向側に位置する反射面との曲率が異なっていて、光出射部側に位置する反射面の曲率が光の照射方向側に位置する反射面の曲率より大きく設定されていることを特徴とする請求項5に記載の照明器具。
- 前記ヒートシンクは、配光部材へ向かって送風する送風機構を備えていることを特徴とする請求項5に記載の照明器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010178844 | 2010-08-09 | ||
JP2010178844 | 2010-08-09 | ||
PCT/JP2011/067144 WO2012020646A1 (ja) | 2010-08-09 | 2011-07-27 | 照明器具 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPWO2012020646A1 true JPWO2012020646A1 (ja) | 2013-10-28 |
Family
ID=45567615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012528636A Pending JPWO2012020646A1 (ja) | 2010-08-09 | 2011-07-27 | 照明器具 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2604912A4 (ja) |
JP (1) | JPWO2012020646A1 (ja) |
WO (1) | WO2012020646A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5717468B2 (ja) * | 2011-03-01 | 2015-05-13 | 三菱電機株式会社 | 照明器具 |
JP5920008B2 (ja) * | 2012-05-16 | 2016-05-18 | 東芝ライテック株式会社 | 照明装置 |
US9791141B2 (en) | 2013-04-25 | 2017-10-17 | Philips Lighting Holding B.V. | Light emitting diode module |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003132718A (ja) * | 2001-10-26 | 2003-05-09 | Matsushita Electric Works Ltd | 照明器具 |
JP2007005283A (ja) * | 2005-02-21 | 2007-01-11 | Hitachi Medical Corp | 一体形x線発生装置 |
JP2008108721A (ja) * | 2006-09-27 | 2008-05-08 | Ccs Inc | 反射型照明装置 |
JP2009152192A (ja) * | 2007-12-21 | 2009-07-09 | Foxsemicon Intergated Technology Inc | 発光ダイオードランプ |
WO2009157370A1 (ja) * | 2008-06-24 | 2009-12-30 | 出光興産株式会社 | 照明装置用の筐体およびこれを備えた照明装置 |
JP2010161026A (ja) * | 2009-01-09 | 2010-07-22 | Toshiba Lighting & Technology Corp | 照明装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7534050U (de) * | 1975-10-27 | 1976-08-26 | Erco Leuchten Gmbh, 5880 Luedenscheid | Einbauleuchte, insbesondere deckeneinbauleuchte |
JP4466354B2 (ja) | 2004-12-15 | 2010-05-26 | パナソニック電工株式会社 | 照明器具 |
JP4798504B2 (ja) | 2007-01-31 | 2011-10-19 | 東芝ライテック株式会社 | 照明器具 |
JP5391767B2 (ja) * | 2008-05-30 | 2014-01-15 | 東芝ライテック株式会社 | 発光装置及び照明器具 |
JP2010097939A (ja) * | 2008-09-16 | 2010-04-30 | Toshiba Lighting & Technology Corp | 光源ユニット及び照明器具 |
-
2011
- 2011-07-27 EP EP11816312.0A patent/EP2604912A4/en not_active Withdrawn
- 2011-07-27 JP JP2012528636A patent/JPWO2012020646A1/ja active Pending
- 2011-07-27 WO PCT/JP2011/067144 patent/WO2012020646A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003132718A (ja) * | 2001-10-26 | 2003-05-09 | Matsushita Electric Works Ltd | 照明器具 |
JP2007005283A (ja) * | 2005-02-21 | 2007-01-11 | Hitachi Medical Corp | 一体形x線発生装置 |
JP2008108721A (ja) * | 2006-09-27 | 2008-05-08 | Ccs Inc | 反射型照明装置 |
JP2009152192A (ja) * | 2007-12-21 | 2009-07-09 | Foxsemicon Intergated Technology Inc | 発光ダイオードランプ |
WO2009157370A1 (ja) * | 2008-06-24 | 2009-12-30 | 出光興産株式会社 | 照明装置用の筐体およびこれを備えた照明装置 |
JP2010161026A (ja) * | 2009-01-09 | 2010-07-22 | Toshiba Lighting & Technology Corp | 照明装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2604912A1 (en) | 2013-06-19 |
EP2604912A4 (en) | 2014-01-01 |
WO2012020646A1 (ja) | 2012-02-16 |
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