FR2940407B1 - Dispositif de refroidissement d'un module optique pour projecteur automobile - Google Patents

Dispositif de refroidissement d'un module optique pour projecteur automobile

Info

Publication number
FR2940407B1
FR2940407B1 FR0807166A FR0807166A FR2940407B1 FR 2940407 B1 FR2940407 B1 FR 2940407B1 FR 0807166 A FR0807166 A FR 0807166A FR 0807166 A FR0807166 A FR 0807166A FR 2940407 B1 FR2940407 B1 FR 2940407B1
Authority
FR
France
Prior art keywords
optical module
cooling device
cooling unit
deflectors
automotive projector
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.)
Expired - Fee Related
Application number
FR0807166A
Other languages
English (en)
Other versions
FR2940407A1 (fr
Inventor
Christine Roucoules
Eric Mornet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
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 Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR0807166A priority Critical patent/FR2940407B1/fr
Priority to EP09178310.0A priority patent/EP2199669B1/fr
Priority to US12/640,245 priority patent/US8297805B2/en
Publication of FR2940407A1 publication Critical patent/FR2940407A1/fr
Application granted granted Critical
Publication of FR2940407B1 publication Critical patent/FR2940407B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F21V29/70—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
    • 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]
    • F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
    • 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
    • F21S41/153—Light emitting diodes [LED] arranged in one or more lines arranged in a matrix
    • 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
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
    • 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
    • F21V29/70—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
    • F21V29/717—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 using split or remote units thermally interconnected, e.g. by thermally conductive bars or 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
    • F21V29/70—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
    • F21V29/745—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades the fins or blades being planar and inclined with respect to the joining surface from which the fins or blades extend
    • 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
    • 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
    • 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
    • F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
    • F28D15/0275—Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
    • 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
    • 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
    • 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
    • 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]
FR0807166A 2008-12-18 2008-12-18 Dispositif de refroidissement d'un module optique pour projecteur automobile Expired - Fee Related FR2940407B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0807166A FR2940407B1 (fr) 2008-12-18 2008-12-18 Dispositif de refroidissement d'un module optique pour projecteur automobile
EP09178310.0A EP2199669B1 (fr) 2008-12-18 2009-12-08 Dispositif de refroidissement d'un module optique pour projecteur automobile
US12/640,245 US8297805B2 (en) 2008-12-18 2009-12-17 Device for cooling an optical module for a motor vehicle headlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0807166A FR2940407B1 (fr) 2008-12-18 2008-12-18 Dispositif de refroidissement d'un module optique pour projecteur automobile

Publications (2)

Publication Number Publication Date
FR2940407A1 FR2940407A1 (fr) 2010-06-25
FR2940407B1 true FR2940407B1 (fr) 2013-11-22

Family

ID=40910884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0807166A Expired - Fee Related FR2940407B1 (fr) 2008-12-18 2008-12-18 Dispositif de refroidissement d'un module optique pour projecteur automobile

Country Status (3)

Country Link
US (1) US8297805B2 (fr)
EP (1) EP2199669B1 (fr)
FR (1) FR2940407B1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2229555B1 (fr) * 2008-01-14 2011-11-02 Osram AG Dispositif de refroidissement de sources lumineuses à semi-conducteur et projecteur doté de ce dispositif
TWM354320U (en) * 2008-07-21 2009-04-01 Asia Vital Shen Zhen Components Co Ltd LED heat dissipation module
TWI385337B (zh) * 2009-12-24 2013-02-11 Kaiming Yang 發光二極體頭燈散熱系統及其發光二極體頭燈散熱管
DE102010034996B4 (de) * 2010-04-07 2017-11-02 Siteco Beleuchtungstechnik Gmbh Leuchtengehäuse
TWI414720B (zh) * 2010-11-23 2013-11-11 Bor Tsuen Lin Lamp cooling and cooling system
US8459848B2 (en) * 2011-02-09 2013-06-11 Truck-Lite Co., Llc Headlamp assembly for removing water based contamination
US20120275152A1 (en) * 2011-04-29 2012-11-01 Phoseon Technology, Inc. Heat sink for light modules
CN103307581B (zh) * 2013-06-19 2015-07-08 广州市浩洋电子有限公司 一种舞台灯热学系统
JP5481596B1 (ja) * 2013-10-09 2014-04-23 株式会社フジクラ 車両用ヘッドライトの冷却装置
US9480149B2 (en) 2013-12-10 2016-10-25 Brocade Communications Systems, Inc. Printed circuit board with fluid flow channels
CN104089245A (zh) * 2014-07-02 2014-10-08 吴宏波 一种汽车车灯灯罩
DE102014217043A1 (de) * 2014-08-27 2016-03-03 Volkswagen Aktiengesellschaft Kraftfahrzeug-Beleuchtungsvorrichtung
CZ305708B6 (cs) * 2014-12-16 2016-02-10 Varroc Lighting Systems, s.r.o. Světlomet
FR3037125B1 (fr) * 2015-06-08 2019-10-11 Valeo Vision Dissipateur thermique pour module d'emission lumineuse, module d'emission lumineuse et dispositif lumineux associes
DE102015114360A1 (de) * 2015-08-28 2017-03-02 Hella Kgaa Hueck & Co. Scheinwerfer mit einer verbesserten Entwärmung von Halbleiterlichtquellen
WO2020039613A1 (fr) * 2018-08-24 2020-02-27 オリンパス株式会社 Dispositif de source de lumière
FR3085741B1 (fr) * 2018-09-10 2021-05-28 Valeo Vision Projecteur pour un vehicule automobile
EP3629688A1 (fr) * 2018-09-27 2020-04-01 Siemens Aktiengesellschaft Convertisseur de courant doté d'un espace intérieur séparé

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4102240B2 (ja) * 2003-04-08 2008-06-18 株式会社小糸製作所 車両用前照灯
DE102004025623A1 (de) 2004-05-25 2005-12-15 Hella Kgaa Hueck & Co. Scheinwerfer für ein Kraftfahrzeug
US7275848B2 (en) * 2005-02-16 2007-10-02 Visteon Global Technologies, Inc. Headlamp assembly having cooling channel
FR2885990B1 (fr) 2005-05-23 2007-07-13 Valeo Vision Sa Dispositif d'eclairage et/ou de signalisation a diodes electroluminescentes pour vehicule automobile.
US7249868B2 (en) * 2005-07-07 2007-07-31 Visteon Global Technologies, Inc. Lamp housing with interior cooling by a thermoelectric device
US7329033B2 (en) * 2005-10-25 2008-02-12 Visteon Global Technologies, Inc. Convectively cooled headlamp assembly
EP1946030A1 (fr) * 2005-11-09 2008-07-23 TIR Technology LP Systeme de gestion thermique passif
US7427152B2 (en) * 2005-12-05 2008-09-23 Visteon Global Technologies, Inc. Headlamp assembly with integrated housing and heat sink
DE102006001711B4 (de) * 2006-01-13 2008-10-30 Audi Ag Beleuchtungseinrichtung für ein Kraftfahrzeug
US20070230185A1 (en) * 2006-03-31 2007-10-04 Shuy Geoffrey W Heat exchange enhancement
FR2904094B1 (fr) 2006-07-21 2008-10-03 Valeo Vision Sa Dispositif d'eclairage a diodes electroluminescentes equipe d'un systeme de refroidissement exterieur.
TW200806508A (en) 2006-07-25 2008-02-01 Ind Tech Res Inst Heat dissipation system for LED (light emitting diode) headlight module
US7625110B2 (en) * 2008-01-31 2009-12-01 Honda Motor Co., Ltd. Vehicle lamp assembly

Also Published As

Publication number Publication date
FR2940407A1 (fr) 2010-06-25
EP2199669B1 (fr) 2013-04-24
US8297805B2 (en) 2012-10-30
US20100157606A1 (en) 2010-06-24
EP2199669A1 (fr) 2010-06-23

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Legal Events

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Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9

ST Notification of lapse

Effective date: 20180831