FR3079283B1 - LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING - Google Patents

LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING Download PDF

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Publication number
FR3079283B1
FR3079283B1 FR1852522A FR1852522A FR3079283B1 FR 3079283 B1 FR3079283 B1 FR 3079283B1 FR 1852522 A FR1852522 A FR 1852522A FR 1852522 A FR1852522 A FR 1852522A FR 3079283 B1 FR3079283 B1 FR 3079283B1
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FR
France
Prior art keywords
zone
mirrors
micro
matrix
lighting 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.)
Active
Application number
FR1852522A
Other languages
French (fr)
Other versions
FR3079283A1 (en
Inventor
Maxime Rousseau
Thomas Daniel
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 FR1852522A priority Critical patent/FR3079283B1/en
Priority to CN201910225394.3A priority patent/CN110296374B/en
Priority to EP19164754.4A priority patent/EP3543597B1/en
Publication of FR3079283A1 publication Critical patent/FR3079283A1/en
Application granted granted Critical
Publication of FR3079283B1 publication Critical patent/FR3079283B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F21S41/67—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors
    • F21S41/675—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
    • 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]
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement 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
    • F21V29/60—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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/20—Illuminance distribution within the emitted light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Projection Apparatus (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

Module d'éclairage (3) pour projecteur (2) de véhicule (1) automobile, comprenant : - une première zone (Z1) comprenant au moins une source lumineuse (22') et une matrice de micro-miroirs (24), - une deuxième zone (Z2) comprenant un premier dissipateur thermique (26) de la chaleur générée par ladite source lumineuse (22'), - une troisième zone comprenant un deuxième dissipateur thermique (27) de la chaleur générée par la matrice de micromiroirs (24), - au moins un moyen de génération d'un flux d'air (31', 32') pour générer un flux d'air dans la première zone (Z1), dans la deuxième zone (Z2) et dans la troisième zone (Z3), les première (Z1), deuxième (Z2) et troisième zone (Z3) étant distinctes les unes des autres, la première zone (Z1) étant agencée verticalement entre la deuxième zone (Z2) et la troisième zone (Z3), la première zone (Z1) comprenant une sortie d'air (30).Lighting module (3) for a headlight (2) of a motor vehicle (1), comprising: - a first zone (Z1) comprising at least one light source (22 ') and a matrix of micro-mirrors (24), - a second zone (Z2) comprising a first heat sink (26) of the heat generated by said light source (22 '), - a third zone comprising a second heat sink (27) of the heat generated by the array of micromirrors (24 ), - at least one means for generating an air flow (31 ', 32') to generate an air flow in the first zone (Z1), in the second zone (Z2) and in the third zone (Z3), the first (Z1), second (Z2) and third zone (Z3) being distinct from each other, the first zone (Z1) being arranged vertically between the second zone (Z2) and the third zone (Z3) , the first zone (Z1) comprising an air outlet (30).

FR1852522A 2018-03-23 2018-03-23 LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING Active FR3079283B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1852522A FR3079283B1 (en) 2018-03-23 2018-03-23 LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING
CN201910225394.3A CN110296374B (en) 2018-03-23 2019-03-22 Illumination module equipped with a micromirror matrix with optimized cooling
EP19164754.4A EP3543597B1 (en) 2018-03-23 2019-03-22 Lighting module provided with a micro-mirror array with optimised cooling

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1852522 2018-03-23
FR1852522A FR3079283B1 (en) 2018-03-23 2018-03-23 LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING

Publications (2)

Publication Number Publication Date
FR3079283A1 FR3079283A1 (en) 2019-09-27
FR3079283B1 true FR3079283B1 (en) 2020-10-02

Family

ID=62143400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1852522A Active FR3079283B1 (en) 2018-03-23 2018-03-23 LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING

Country Status (3)

Country Link
EP (1) EP3543597B1 (en)
CN (1) CN110296374B (en)
FR (1) FR3079283B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111561685B (en) * 2019-09-30 2022-08-19 长城汽车股份有限公司 Lighting apparatus and vehicle
CN111692573B (en) * 2019-09-30 2022-02-25 长城汽车股份有限公司 Lighting device and vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101220063B1 (en) * 2010-11-19 2013-01-08 주식회사 에스엘라이팅 Intelligent head lamp assembly of vehicle
FR3034494B1 (en) * 2015-03-30 2018-04-27 Valeo Vision LUMINOUS MODULE FOR MOTOR VEHICLE PROJECTOR
EP3358245B1 (en) * 2015-09-29 2023-03-01 Panasonic Intellectual Property Management Co., Ltd. Light source device and projection device
FR3044393B1 (en) * 2015-11-27 2019-04-26 Valeo Vision MOTOR VEHICLE PROJECTOR LIGHTING MODULE AND PROJECTOR
JP6386437B2 (en) * 2015-12-08 2018-09-05 トヨタ自動車株式会社 Vehicle headlamp
AT518220B1 (en) * 2016-02-02 2017-11-15 Zkw Group Gmbh Lighting unit for a motor vehicle

Also Published As

Publication number Publication date
CN110296374B (en) 2022-10-28
EP3543597B1 (en) 2022-05-25
CN110296374A (en) 2019-10-01
EP3543597A1 (en) 2019-09-25
FR3079283A1 (en) 2019-09-27

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