JP4677016B2 - 照明装置及びその放熱機構 - Google Patents
照明装置及びその放熱機構 Download PDFInfo
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- JP4677016B2 JP4677016B2 JP2008192511A JP2008192511A JP4677016B2 JP 4677016 B2 JP4677016 B2 JP 4677016B2 JP 2008192511 A JP2008192511 A JP 2008192511A JP 2008192511 A JP2008192511 A JP 2008192511A JP 4677016 B2 JP4677016 B2 JP 4677016B2
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- Prior art keywords
- heat
- heat dissipation
- conducting member
- dissipation mechanism
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Classifications
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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
- F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
-
- 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
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
- F21V29/677—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for discharging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
-
- 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
-
- 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
-
- 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
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- 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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Description
光源が交流用LEDである場合、電気部品は必要ない。第1部分は、任意で、複数の貫通孔を有する。
10 放熱部
11 略円錐形状部
12 開口部
13 突出部
131 留め具
132 貫通孔
14 絞り
51 熱伝導部材
52 熱源
71 キャリア
81 ファン
91 透明カバー
911 通気孔
92 固定部
93 電気部品
94 電源コネクタ
A 面
P 空気流路
Claims (22)
- 少なくとも1つの熱伝導部材と、
開口部を有する略円錐形状部と、前記熱伝導部材が配置される面が設けられた、前記略円錐形状部に連接される突出部とを有する、少なくとも1つの放熱部と、を備え、
前記放熱部の前記開口部が、空気流路として機能することを特徴とする放熱機構。 - 前記熱伝導部材は、熱源に連接されていることを特徴とする請求項1に記載の放熱機構。
- 前記熱源は、前記熱伝導部材に直接配置されるか、または前記熱伝導部材に、キャリアを介して連接され、前記キャリアは、前記熱源を配置可能な面を有することを特徴とする請求項2に記載の放熱機構。
- 前記熱伝導部材と前記キャリアとは、金属または非金属の高熱伝導性材料からなることを特徴とする請求項3に記載の放熱機構。
- 各前記放熱部は、互いに重ね合わされて、突出端と凹端とを有する多層構造を構成し、前記熱源は、前記突出端または前記凹端に配置されることを特徴とする請求項2に記載の放熱機構。
- 前記空気流路を通り前記熱源に空気流を導くために、前記熱源の反対側に配置されるファンをさらに備えることを特徴とする請求項4に記載の放熱機構。
- 前記熱伝導部材が、正方形、円形、楕円形、または長方形の断面を有し、中空または非中空の構造を有することを特徴とする請求項1に記載の放熱機構。
- 前記熱伝導部材は、熱伝導パイプまたは熱伝導体であることを特徴とする請求項1に記載の放熱機構。
- 前記放熱部は、金属プレスにより形成され、角錐形、円錐形、または傘型の非対称構造であることを特徴とする請求項1に記載の放熱機構。
- 前記突出部は、隣接する前記突出部に対し位置決めしそれに連接するための留め具を有することを特徴とする請求項1に記載の放熱機構。
- 前記突出部は、平坦または段状の折曲部を備えることを特徴とする請求項1に記載の放熱機構。
- 前記突出部の表面は、空気流の移動を加速する貫通孔を有することを特徴とする請求項1に記載の放熱機構。
- 前記突出部は、前記略円錐形状部の端に対称的または非対称的に配置されることを特徴とする請求項1に記載の放熱機構。
- 前記放熱部の表面は、放熱を促進するために、陽極処理または高熱放射材料塗付により物理的または化学的に処理されるか、または微細構造を有することを特徴とする請求項1に記載の放熱機構。
- 前記放熱部は、複数の穿孔をさらに備えることを特徴とする請求項1に記載の放熱機構。
- 前記略円錐形状部は、複数のフィンまたは単一の環状フィンにより形成されることを特徴とする請求項1に記載の放熱機構。
- 隣接する前記略円錐形状部間にすき間があり、前記すき間に空気流が通ることを特徴とする請求項1に記載の放熱機構。
- 熱伝導部材と、
開口部を有する略円錐形状部と、前記熱伝導部材が配置される面が設けられた、前記略円錐形状部に連接される突出部とを有する、1つ以上の互いに重ね合わされた放熱部と、
前記熱伝導部材と連接された熱源と、を備えることを特徴とする照明装置。 - 前記熱源は、前記熱伝導部材に直接配置されるか、またはキャリアを介して前記熱伝導部材に連接され、前記キャリアは、前記熱源を配置可能な面を有することを特徴とする請求項18に記載の照明装置。
- 前記熱伝導部材と前記キャリアとは、金属または非金属の高熱伝導性材料からなることを特徴とする請求項19に記載の照明装置。
- 前記熱伝導部材は、熱伝導パイプまたは熱伝導体であることを特徴とする請求項18に記載の照明装置。
- 空気流路を通り前記熱源に空気流を導くために、前記熱源の反対側に配置されるファンをさらに備えることを特徴とする請求項18に記載の照明装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097119648A TWI363850B (en) | 2008-05-28 | 2008-05-28 | Illuminating device and heat-dissipating structure thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009289725A JP2009289725A (ja) | 2009-12-10 |
JP4677016B2 true JP4677016B2 (ja) | 2011-04-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008192511A Expired - Fee Related JP4677016B2 (ja) | 2008-05-28 | 2008-07-25 | 照明装置及びその放熱機構 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20090296411A1 (ja) |
EP (1) | EP2128522A1 (ja) |
JP (1) | JP4677016B2 (ja) |
TW (1) | TWI363850B (ja) |
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- 2008-07-25 JP JP2008192511A patent/JP4677016B2/ja not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
EP2128522A1 (en) | 2009-12-02 |
JP2009289725A (ja) | 2009-12-10 |
TWI363850B (en) | 2012-05-11 |
TW200949149A (en) | 2009-12-01 |
US20090296411A1 (en) | 2009-12-03 |
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