JP5128099B2 - 熱異方性を有する材料を使用した自動車用の照明または信号伝達装置 - Google Patents
熱異方性を有する材料を使用した自動車用の照明または信号伝達装置 Download PDFInfo
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- JP5128099B2 JP5128099B2 JP2006266310A JP2006266310A JP5128099B2 JP 5128099 B2 JP5128099 B2 JP 5128099B2 JP 2006266310 A JP2006266310 A JP 2006266310A JP 2006266310 A JP2006266310 A JP 2006266310A JP 5128099 B2 JP5128099 B2 JP 5128099B2
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
- B60Q1/10—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/42—Forced cooling
- F21S45/43—Forced cooling using gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
-
- 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
- F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
-
- 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
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
- F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-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
- 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
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
- F21V29/767—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having directions perpendicular to 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
- F21V25/00—Safety devices structurally associated with lighting devices
-
- 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]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0028—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cooling heat generating elements, e.g. for cooling electronic components or electric devices
- F28D2021/0029—Heat sinks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/02—Constructions of heat-exchange apparatus characterised by the selection of particular materials of carbon, e.g. graphite
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Description
・支持体は、少なくとも1つの熱放散ヒートシンクを有する。
・熱放散ヒートシンクを通る空気循環を強制的に行うことができるファンを装置に設ける。
・熱放散ヒートシンクは、異方性グラファイト系材料から形成された、ヒートシンクのフィンに平行な優先熱伝導方向を有する少なくとも1つの部材を有する。
・熱放散ヒートシンクは、アルミニウムから形成された少なくとも1つの部材を有する。
・支持体に機械的剛性を付与する部材を装置に設ける。
・機械的剛性を付与する部材は、パワーLED光源が取り付けられた少なくとも1つの電子基板を有する。
・機械的剛性を付与する部材は、異方性グラファイト系材料の少なくとも1つの部材の両側に、サンドイッチ状に配置された少なくとも2つの剛性プレートを有する。
・剛性プレートの少なくとも一方を、パワーLED光源が取り付けられた少なくとも1つの電子基板とする。
・剛性プレートの少なくとも一方を、電磁遮蔽機能を果たすことができる接地平面を形成するプレートとする。
・支持体と協働して、この支持体の少なくとも1つの所定の軸線に対する傾斜角を調節できる手段を、装置に設ける。
10 照明モジュール
11〜16 モジュール
10a、10b、10c 照明サブモジュール
100、100’、100’’ 支持体
100A、100B 壁部材
101’、101’’、105 ヒートシンク
101a、101b、101c 各階段型部材
101A ベース
101B、102B 平面部分
102、102a、102b、102c パワーLED
102’、102’’ ヒートスクリーン
102A、103’、104’ 電子基板
103’’ 異方性グラファイトプレート
103a、103b、103c リフレクタ
103B 機械的強度付与部材
104’’ 電子基板
104a、104b、104c レンズ
105’ LED
105’’ 金属電磁遮蔽プレート
105a、105b、105c 冷却フィン
106’、107’ 熱界面シート
106’’ 光源
106 ファン
107 ピボット
108 アクチュエータ
142 白熱電球
Claims (17)
- 少なくとも1つのパワーLED光源(102)、および少なくとも1つの別の熱源(142)を有する自動車用の照明または信号伝達装置において、
異方性グラファイト系材料から、少なくとも部分的に形成された支持体(100)を有し、この支持体は、前記パワーLED光源を支持するとともに、前記パワーLED光源の熱環境に対する前記熱源の影響を防止するようになっており、
支持体は、パワーLED光源(102)を別の熱源(142)から分離する壁部材(101B)を有し、
壁部材(101B)は、その厚さ方向の熱抵抗(Rt B1 )が、長手方向の熱抵抗(Rt B2 )よりも大きいことを特徴とする、照明または信号伝達装置。 - 支持体(100)は、少なくとも1つの熱放散ヒートシンク(105)を有することを特徴とする、請求項1に記載の装置。
- 熱放散ヒートシンク(105)を通る空気循環を強制的に行うことができるファン(106)をも有することを特徴とする、請求項2に記載の装置。
- 熱放散ヒートシンク(105)は、異方性グラファイト系材料から形成された少なくとも1つの壁部材(101A)を有し、この壁部材は、前記熱放散ヒートシンクのフィンに平行な優先熱伝導方向(熱抵抗がRtA1)を有することを特徴とする、請求項2または3に記載の装置。
- 熱放散ヒートシンク(105)は、アルミニウムから形成された少なくとも1つの部材(101’’)を有することを特徴とする、請求項2〜4のいずれかに記載の装置。
- 前記支持体は、異方性の材料で形成された2つの壁部材(100A)、(100B)を有し、
前記壁部材(100A)は、LED(102)を指示する電子基板(102A)が固定された第1の表面を有するベース(101A)を形勢し、
前記壁部材(100B)は、白熱電球(142)からの熱放出によるLED(102)の環境の温度上昇を防止してヒートスクリーン機能を十分に果たす異方性グラファイトから製造されていることを特徴とする請求項1〜5のいずれかに記載の装置。 - 前記壁部材(100A)は、良好な機械的剛性を有する異方性グラファイトのブロックから、機械加工によって製造されることを特徴とする請求項1〜6のいずれかに記載の装置。
- 支持体(100)に設けられた機械的強度を付与する部材(103B)、(101’’)、(103’)、(104’)を有することを特徴とする、請求項1〜7のいずれかに記載の装置。
- 機械的強度を付与する部材は、パワーLED光源(102)が取り付けられた少なくとも1つの電子基板(103’)を含むことを特徴とする、請求項8に記載の装置。
- 機械的強度を付与する部材は、異方性グラファイト系材料の少なくとも1つの部材の両側に、サイドイッチ状に配置された、少なくとも2つの硬質プレート(104’’)、(105’’);(103’)、(104’)を有することを特徴とする、請求項8または9に記載の装置。
- 硬質プレートの少なくとも1つは、パワーLED光源(102)が取り付けられた、少なくとも1つの電子基板(103’)からなることを特徴とする、請求項10に記載の装置。
- 硬質プレートの少なくとも1つは、電磁遮蔽機能を果たすことができる接地平面を形成するプレート(105’’)であることを特徴とする、請求項10または11に記載の装置。
- 支持体(100)と協働して、この支持体(100)の少なくとも1つの軸線に沿って、傾斜角を調節できる手段(107)、(108)を備えていることを特徴とする、請求項1〜12のいずれかに記載の装置。
- 熱源は、パワーLED光源(102)、白熱電球(142)、およびディスチャージランプの内の少なくとも1つの光源を有することを特徴とする、請求項1〜13のいずれかに記載の装置。
- 支持体(100)は、互いに斜め、または垂直に配置された複数の壁(100A)、(100B)を有することを特徴とする、請求項1〜14のいずれかに記載の装置。
- 支持体の各壁(100A)、(100B)は、単一部材または複合部材であることを特徴とする、請求項1〜15のいずれかに記載の装置。
- 請求項1〜16のいずれかに記載の少なくとも1つの照明または信号伝達装置を備えることを特徴とする自動車。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0510034A FR2891510B1 (fr) | 2005-09-30 | 2005-09-30 | Dispositif d'eclairage et/ou de signalisation pour vehicule automobile incorporant un materiau presentant une anisotropie thermique |
FR0510034 | 2005-09-30 |
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Publication Number | Publication Date |
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JP2007103365A JP2007103365A (ja) | 2007-04-19 |
JP5128099B2 true JP5128099B2 (ja) | 2013-01-23 |
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JP2006266310A Expired - Fee Related JP5128099B2 (ja) | 2005-09-30 | 2006-09-29 | 熱異方性を有する材料を使用した自動車用の照明または信号伝達装置 |
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US (1) | US7621664B2 (ja) |
EP (1) | EP1770328B1 (ja) |
JP (1) | JP5128099B2 (ja) |
CN (1) | CN1991241B (ja) |
FR (1) | FR2891510B1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP1770328B1 (fr) | 2019-10-16 |
US20070076422A1 (en) | 2007-04-05 |
CN1991241B (zh) | 2012-08-29 |
US7621664B2 (en) | 2009-11-24 |
FR2891510B1 (fr) | 2009-05-15 |
CN1991241A (zh) | 2007-07-04 |
FR2891510A1 (fr) | 2007-04-06 |
EP1770328A1 (fr) | 2007-04-04 |
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