JP2013157323A - 照明装置 - Google Patents
照明装置 Download PDFInfo
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- JP2013157323A JP2013157323A JP2013017278A JP2013017278A JP2013157323A JP 2013157323 A JP2013157323 A JP 2013157323A JP 2013017278 A JP2013017278 A JP 2013017278A JP 2013017278 A JP2013017278 A JP 2013017278A JP 2013157323 A JP2013157323 A JP 2013157323A
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- 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
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
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- 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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
-
- 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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
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- 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
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- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
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- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/10—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
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- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
- F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
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- 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
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/007—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing
- F21V23/009—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing the casing being inside the housing of the lighting device
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- 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
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/87—Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor
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- 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
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
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- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/08—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material comprising photoluminescent substances
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- 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
- F21Y2101/00—Point-like light sources
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/30—Light sources with three-dimensionally disposed light-generating elements on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/40—Light sources with three-dimensionally disposed light-generating elements on the sides of polyhedrons, e.g. cubes or pyramids
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- 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]
Abstract
【解決手段】 本発明の実施形態は照明装置に関するもので、放熱体は、少なくとも3以上の側面を備える多角形の柱状を有し、前記放熱体上に配置されて、前記側面が前記放熱体の中心の方向に所定の角度傾いた部材と、前記部材の側面のうち、少なくとも一つ以上の側面に配置された光源部とを備え、前記光源部は、基板と、前記基板の中心を基準として対称になるように、前記基板上に配置される2以上の発光素子と、前記発光素子のそれぞれの上に配置される2以上のレンズ部とを備えることによって、米国の後方配光規定(Energy star)及びANSI規定を全て満たしつつ、後方配光特性を大きく改善できて暗部を除去することができる。
【選択図】 図3
Description
図1は実施例による照明装置の斜視図であり、図2は照明装置の分解斜視図であり、図3は照明装置の正面図であり、図4は照明装置の平面図である。
図5は光源部の斜視図であり、図6は光源部の側面図であり、図7はレンズ部の寸法例を示す図面である。
図8は、レンズの波長(Wave Length)対RI(rendering index)の関係を示すグラフであり、図9は、レンズの波長(Wave Length)透過率(Transmittance)関係を示すグラフであり、図10は、レンズのビーム角度(Beam Angle)と光効率(Efficiency)を示す色座標である。
図11は、米国の後方配光規定の全方位ランプ(Omnidirectional Lamp)の光度分布要求を説明するための図面であり、図12及び図13は、ANSI規定を満たす実施例の照明装置の寸法を示す例示図である。
図14は、既存の照明装置の色座標を示す図面であり、図15は実施例による照明装置の色座標を示す図面である。
下の表は、実施例のシミュレーションの結果(標準化)を示したものである。
Claims (22)
- 放熱体は、
少なくとも3以上の側面を含む多角形の柱状を有し、前記放熱体上に配置されて前記側面が前記放熱体の中心方向に所定の角度で傾いた部材と、
前記部材の側面のうち少なくとも一つ以上の側面に配置された光源部と、を備え、
前記光源部は、
基板と、
前記基板の中心を基準として対称になるように前記基板上に配置される2以上の発光素子と、
前記発光素子のそれぞれの上に配置される2以上のレンズ部と、を備える照明装置。 - 前記部材は、三角、四角、六角、八角を含んだ多角柱のうちの一つ、もしくは円錐である、請求項1に記載の照明装置。
- 前記所定の角度は14°〜16°である、請求項1又は2に記載の照明装置。
- 前記レンズ部は、165°〜180°のビーム角度を有する、請求項1又は2に記載の照明装置。
- 前記レンズ部は、
前記基板上に配置された底面と、
前記発光素子を覆うように前記底面から膨らむように形成されたレンズと、を備える、請求項4に記載の照明装置。 - 前記レンズは半球形又は球形の形状を有し、
前記レンズ及び底面はエポキシ樹脂、シリコン樹脂、ウレタン系樹脂のいずれか一つ、もしくはその混合物から成り立つ、請求項5に記載の照明装置。 - 前記レンズは非球面レンズ(aspherics)である、請求項5に記載の照明装置。
- 前記レンズ部は、前記底面に反射層が形成されている、請求項5に記載の照明装置。
- 前記発光素子はLEDチップ又はUV LEDチップである、請求項5に記載の照明装置。
- 前記照明装置は、前記部材の側面に少なくとも2以上の光源部が配置された、請求項1又は2に記載の照明装置。
- 前記部材は、アルミニウム(Al)、ニッケル(Ni)、銅(Cu)、マグネシウム(Mg)、銀(Ag)、錫(Sn)を含んだ金属、又は、これら金属の合金のいずれか一つで構成される、請求項1又は2に記載の照明装置。
- 前記部材は、熱伝導性を有する熱伝導性樹脂材質で構成される、請求項1又は2に記載の照明装置。
- 前記照明装置は、前記部材を覆うように前記発熱体上に配置され、下部に開口部を有するカバーをさらに備える、請求項1又は2に記載の照明装置。
- 前記カバーは、前記下部と対応する上部と、前記下部と上部との間に中央部を有し、前記開口部の直径は、前記放熱体の上面直径より小さいか同じであり、前記中央部の直径は、前記放熱体の上面直径より大きい、請求項13に記載の照明装置。
- 前記カバーは、内部面、外部面、内部面及び外部面、内部のいずれか一つに少なくとも一つ以上の蛍光体を含む、請求項13に記載の照明装置。
- 前記カバーは、前記光源部から発光された光の少なくとも一部を前記放熱体方向に反射させる反射物質を含む、請求項13に記載の照明装置。
- 前記放熱体は、上面と、前記上面と連結されて所定の傾きを有する一部の領域を含む側面を有する本体を備え、前記一部の領域の傾きは、前記上面と平行な仮想線を基準として45°以上を有する、請求項1又は2に記載の照明装置。
- 前記放熱体は、前記本体外周面に複数の放熱ピンが配置され、前記放熱ピンの少なくとも一部が前記傾きを有する側面を形成する、請求項17に記載の照明装置。
- 前記照明装置は、前記照明装置の全体の高さ、前記カバーの高さ、前記カバーの直径、前記カバー下部の直径、前記部材下部の大きさ、前記部材上部の大きさ、前記カバーの厚さが46.5〜47.5:24〜25:30〜31:20〜21:13.5〜14.5:6.6〜7.5:1の比率を有する、請求項1又は2に記載の照明装置。
- 放熱体は、
少なくとも3以上の側面を備える多角形の柱状を有し、前記放熱体上に配置されて、前記側面が前記放熱体の中心の方向に所定の角度傾いた部材と、
前記部材の側面のうち、少なくとも一つ以上の側面に配置されて、基板と前記基板の中心を基準として対称になるように前記基板上に配置される2以上の発光素子を有する光源部と、
前記発光素子上に配置されたレンズを有するレンズ部と、を備え、
前記レンズは円筒形状の側面と前記側面上に曲面形状を備える曲面部を有し、
前記放熱体は、上面と前記上面の平行な仮想の直線を基準として傾いた傾きを有する側面を有する本体を備える、照明装置。 - 前記所定の角度は14°〜16°である、請求項20に記載の照明装置。
- 前記レンズ部は、165°〜180°のビーム角度を有する、請求項20に記載の照明装置。
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KR10-2012-0009699 | 2012-01-31 | ||
KR1020120009699A KR102017538B1 (ko) | 2012-01-31 | 2012-01-31 | 조명 장치 |
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JP2013157323A true JP2013157323A (ja) | 2013-08-15 |
JP2013157323A5 JP2013157323A5 (ja) | 2015-10-29 |
JP6084470B2 JP6084470B2 (ja) | 2017-02-22 |
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US (3) | US9127827B2 (ja) |
EP (2) | EP2988054B1 (ja) |
JP (1) | JP6084470B2 (ja) |
KR (1) | KR102017538B1 (ja) |
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JP2014017120A (ja) * | 2012-07-09 | 2014-01-30 | Toshiba Corp | 照明装置 |
JP2015207383A (ja) * | 2014-04-17 | 2015-11-19 | 住友電気工業株式会社 | Led照明装置及びled照明装置の製造方法 |
JP2015207546A (ja) * | 2014-04-09 | 2015-11-19 | 住友電工プリントサーキット株式会社 | 照明装置 |
JP2016004664A (ja) * | 2014-06-16 | 2016-01-12 | 住友電工プリントサーキット株式会社 | 照明装置 |
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TW201501374A (zh) * | 2013-06-18 | 2015-01-01 | Everlight Electronics Co Ltd | 支架及發光裝置 |
WO2015109548A1 (zh) * | 2014-01-25 | 2015-07-30 | 东莞励国照明有限公司 | 倾斜led铝基板的全射角led灯泡及其制造工艺 |
CN204141334U (zh) * | 2014-10-10 | 2015-02-04 | 佛山燊业光电有限公司 | 一种全方位无暗斑的led球泡灯 |
US10253967B2 (en) * | 2015-04-01 | 2019-04-09 | Epistar Corporation | Light-emitting bulb |
CN108027110B (zh) * | 2015-09-01 | 2020-07-10 | Lg 伊诺特有限公司 | 照明装置 |
CN105090859A (zh) * | 2015-09-10 | 2015-11-25 | 安徽华夏显示技术股份有限公司 | 一种新型直升机用防撞灯光源 |
TWI582520B (zh) * | 2015-12-18 | 2017-05-11 | 中強光電股份有限公司 | 波長轉換裝置及投影機 |
EP3244125A1 (fr) * | 2016-05-13 | 2017-11-15 | Stephane Bochenek | Dispositif d'éclairage formé à partir d'éléments lumineux et rampe d'éclairage formée par une pluralité de tels dispositifs d'éclairage |
US10690312B2 (en) | 2017-05-18 | 2020-06-23 | Tri Lite, Inc. | Light emitting diode signal light |
US10228110B1 (en) * | 2018-04-09 | 2019-03-12 | Robert Evans | Handheld illunating device with orb-shaped lens for enhancing forward and lateral visibility |
EP3795880A1 (en) * | 2019-09-17 | 2021-03-24 | Sewertronics Sp. z o.o. | A device for curing pipeline inner resin linings |
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US20160169455A1 (en) | 2016-06-16 |
US9557010B2 (en) | 2017-01-31 |
US20130194802A1 (en) | 2013-08-01 |
US9303822B2 (en) | 2016-04-05 |
KR20130088459A (ko) | 2013-08-08 |
EP2623845A1 (en) | 2013-08-07 |
EP2623845B1 (en) | 2015-09-16 |
US9127827B2 (en) | 2015-09-08 |
KR102017538B1 (ko) | 2019-10-21 |
EP2988054A1 (en) | 2016-02-24 |
US20160025272A1 (en) | 2016-01-28 |
CN103307477A (zh) | 2013-09-18 |
CN103307477B (zh) | 2017-11-14 |
EP2988054B1 (en) | 2018-06-06 |
JP6084470B2 (ja) | 2017-02-22 |
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