EP2607784A1 - Phare avec moyens de guidage du flux d'air à l'intérieur du boîtier de phare - Google Patents

Phare avec moyens de guidage du flux d'air à l'intérieur du boîtier de phare Download PDF

Info

Publication number
EP2607784A1
EP2607784A1 EP12191395.8A EP12191395A EP2607784A1 EP 2607784 A1 EP2607784 A1 EP 2607784A1 EP 12191395 A EP12191395 A EP 12191395A EP 2607784 A1 EP2607784 A1 EP 2607784A1
Authority
EP
European Patent Office
Prior art keywords
hollow body
headlight
air
housing
headlamp
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.)
Granted
Application number
EP12191395.8A
Other languages
German (de)
English (en)
Other versions
EP2607784B1 (fr
Inventor
Andres Fähnle
Alexander Müller
Marc Weber
Peter Jauernig
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.)
Marelli Automotive Lighting Reutlingen Germany GmbH
Original Assignee
Automotive Lighting Reutlingen GmbH
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 Automotive Lighting Reutlingen GmbH filed Critical Automotive Lighting Reutlingen GmbH
Publication of EP2607784A1 publication Critical patent/EP2607784A1/fr
Application granted granted Critical
Publication of EP2607784B1 publication Critical patent/EP2607784B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/30—Ventilation or drainage of lighting devices
    • F21S45/33—Ventilation or drainage of lighting devices specially adapted for headlamps
    • 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

Definitions

  • the present invention relates to a headlamp for motor vehicles with a housing having a light exit opening, a transparent cover which covers the light exit opening, at least one ventilation opening and at least one vent opening in the housing.
  • Such a headlight is from the DE 100 26 487 A1 known.
  • a fogged cover should be dried after a certain distance of the vehicle again.
  • this is realized by ventilation and vents on the headlight.
  • the difference in pressure between these openings during driving ensures that the air in the headlight is exchanged and thus the moisture is removed.
  • the removal of the moisture is essentially influenced by the amount and speed of the air that meets or flows past the cover.
  • the amount and speed of the air flowing through the headlight also influences the dissipation of heat from the headlight, which is particularly important in the case of headlights with semiconductor light sources.
  • semiconductor light sources generally have metallic heat sinks that absorb heat released during operation of the semiconductor light sources in the semiconductor material and release it to the air in the headlight.
  • Headlights are used in modern motor vehicles as the appearance of the motor vehicle mit Weggende design elements. For this purpose, they have lying inside the housing cover elements, for example, hide technical elements of a light-generating assembly, which should not be visible from the outside hide. In this case, gaps occur between the cover elements and parts of the assemblies that are not to be concealed, in particular light exit surfaces of lenses and / or reflectors. Due to design specifications, such gaps are also being increasingly narrowed. The cover elements themselves and narrow designs remaining gap between the cover and the rest of the headlamp inventory affect the flow of air within the headlamp and thus a removal of moisture and / or heat from the headlight.
  • the object of the invention is to provide a headlamp of the type mentioned, which allows improved air exchange even at critical points in the interior of the housing.
  • the headlight according to the invention differs from the known headlight in that the headlight has guide means which direct an air flow flowing from the ventilation opening to the ventilation opening inside the housing and which has a dimensionally stable hollow body with an air inlet, at least one air outlet and one between the air inlet and the air outlet having lying dimensionally stable line section.
  • the invention allows a targeted guidance of the headlamps flowing through the air flowing in the interior of the housing surfaces and / or areas, be it an inner surface of the transparent cover, a surface of a heat sink or another Area of the interior of the housing from which moisture and / or heat is dissipated.
  • a dimensionally stable hollow body also permits a distribution of the air flowing through the hollow body to a plurality of air outlets of the hollow body and thus to a plurality of locations within the housing.
  • a cover of several, distributed over the length of the cover air outlets are flown be, which allows a targeted distribution of the air flowing to the cover.
  • the hollow body with its air inlets and its air outlets in the headlamp in a stable position and thus stable direction specification for the outflowing air in the housing can be arranged.
  • the high inherent rigidity also allows a molding of mounting geometries that allow a positionally accurate and little positioning required attachment of the hollow body in the housing.
  • the inherent rigidity and dimensional stability also allows a nozzle-like design of an air outlet of the hollow body.
  • the air can be directed more targeted to predetermined areas, eg certain areas of the cover
  • a preferred embodiment is characterized in that the ventilation opening is arranged on a different outer surface of the headlight than the vent opening.
  • the dimensionally stable hollow body is produced by thermoforming of plastic with a two-plate (twin sheet) forming.
  • the hollow body has fastening elements which are integrally formed on the hollow body and adapted to be connected by fastening types such as screws, clamps, clips, or clipping with the housing of the headlamp and / or the inventory of the headlamp to the To attach hollow body.
  • the dimensionally stable hollow body consists of a solid plastic such as polypropylene.
  • the dimensionally stable hollow body has at least one further air outlet between its air inlet and an air outlet which is farthest from the air inlet in relation to the air flowing in the hollow body.
  • leading to the outflow sections of the dimensionally stable hollow body have a uniform cross section over its length, or even have a nozzle-like narrowing cross-section, or that they have a Venturi nozzle-like widening cross-section.
  • the dimensionally stable hollow body is realized as a one-piece and thus cohesively coherent component.
  • the dimensionally stable hollow body is composed of a plurality of individual parts, in particular of a first component and a second component.
  • the first component has the air inlet and a first air outlet and that the second component has at least one second air outlet.
  • both components are connected to one another via a plug connection, in particular a plug connection, which is designed such that it has an open flow cross-section in the interface between the first component and the second component.
  • a further preferred embodiment is characterized in that the hollow body has at least one cooling air outlet which is arranged so that air flowing out there at least flows against a component to be cooled within the headlight 20.
  • the component to be cooled is a heat sink of a semiconductor light source of the headlight and / or a control unit of the headlight.
  • FIG. 1 shows in detail a known headlight 1 in a front view, ie from a direction which is directed opposite to the main emission of the headlight 1.
  • FIG. 2 shows a sectional view of this headlight.
  • the known headlight 1 has a ventilation opening 2 in a lower part of its housing 3 and a vent opening 4 in an upper part of its housing 3.
  • the terms below and above refer to an orientation and arrangement of the headlamp when used as intended in a motor vehicle, so that the lower part of a road closer part of the housing of the headlamp 1 represents.
  • the orientation of the headlight 1 in the room in its intended use is illustrated by the specification of the x, y and z directions.
  • the x-direction is aligned parallel to a longitudinal axis of the motor vehicle, while the y-direction is parallel to a transverse axis and the z-direction is aligned parallel to a vertical axis of the motor vehicle.
  • This also applies analogously to the other figures, in which these directions are indicated, so that these directions each allow a reference between the different directions of view, from which the objects are considered in the various figures.
  • the volume of the interior of the housing 3 is divided by a flat cover 5 into two sub-volumes 6, 7.
  • a second partial volume 7 is located between the flat cover 5 and the rear wall 9 of the housing 3.
  • the planar cover has an outer edge 10 which fits closely to the cover 8 is applied, so that between the cover 8 and the Cover 5 only a narrow air gap is present.
  • the cover 5 has a central opening in or behind which a reflector 11 is arranged.
  • the function of the flat cover 5 is to conceal the technical structures of the headlamp inventory arranged in the second subvolume from an outside observer so that the appearance of the headlamp is not influenced by the technical inventory.
  • the outgoing light from the reflector 10 of a reflector 10 arranged in the light source 11 passes through the transparent cover 8 from the headlight 1 from.
  • the flat cover 5 in the vicinity of the ventilation opening 2, which is located in the lower part of the headlight housing 3, air inlet openings 13.
  • the planar cover of the vent opening 4 which is located in an upper part of the headlight housing 3, air outlet openings 14.
  • the air flows approximately in the direction of a diagonal within the first part volume 6 along the cover plate 8, the diagonal of the air inlet openings 13 right down to the air outlet openings 14 in the upper left in the FIG. 1 runs.
  • a condensate that has formed in the lower left corner, carried much slower out of the headlight 2 as a condensate, which has formed in the lower right corner.
  • FIG. 3 shows elements of an embodiment of a headlamp 20 according to the invention in a schematic form and in a perspective view.
  • the headlamp 20 has a housing 22 with a light exit opening.
  • the light exit opening is in the FIG. 3 the area bounded by edges 24, 26, 28 and 30 and is of covered by a transparent cover.
  • the housing 22 has at least one ventilation opening 34 and a vent opening 36.
  • the vent 34 is preferably located further down than the vent 36 to create a chimney effect.
  • the ventilation opening 34 is moreover preferably arranged on another outer surface of the headlamp 20, as the vent opening 36. If one of the two openings 34 and 36 is arranged relatively far forward, the other of the two Openings preferably arranged relatively far back. It is also preferable that one opening is located far to the right and the other opening is located far to the left in the housing of the headlamp 20.
  • the conducting means in particular have a dimensionally stable hollow body 38.
  • the hollow body 38 has an air inlet 40 and at least one air outlet 42 and a dimensionally stable line section 44 lying between the air inlet 40 and the at least one air outlet 42.
  • the hollow body 38 is preferably arranged within the housing so that its air inlet 40 at the ventilation opening 34 in the housing 22 is applied so that via the ventilation opening into the housing 22 incoming air via the air inlet 40 of the dimensionally stable hollow body 38 enters into this.
  • the hollow body 38 is located with its air inlet 40 close to the edges of the ventilation opening 34 in the housing 22 of the Headlamps 20 on, leaving between the ventilation opening. 34 in the housing 22 and the air inlet 40 of the hollow body 38 no pressure loss, or vacuum loss, occurs due to leakage air.
  • the air inlet 40 and the ventilation opening 34 are configured and arranged such that all air entering the interior of the headlight 20 via the ventilation opening 34 enters the dimensionally stable hollow body 38 via the air inlet 40.
  • air 46 which enters the dimensionally stable hollow body 38 via the air inlet 40, flows to an air outlet of the hollow body 38, for example to the air outlet 42.
  • the air outlet 42 is located, for example, at a location that does not require a special outlet Air flow would not or only to a small extent with air 46 would be flowed. This is, for example, a corner area located inside the housing 22 in the vicinity of the cover disk. The flow of air through the air outlet 42 in this region considerably improves the air exchange taking place there, and thus in particular also the removal of condensed moisture.
  • the dimensionally stable hollow body 38 has three air outlets 42, 48 and 50. These three air outlets are preferably arranged in a lower region of the headlamp 20 such that the air flow 46 exiting from them impinges on the cover plate, is deflected up there and brushes along the cover plate first further upwards and then to the vent opening 36 of the housing 22 to be led. The air flow then exits through the vent opening 36 from the headlight 20. In the flow through the headlamp 20 and in particular at Passing the cover, the air flow 46 inside the housing 22 absorbs condensed moisture and transports it out of the headlight 20 via the ventilation opening 36.
  • the dimensionally stable hollow body 38 is produced in a preferred embodiment by thermal deformation of plastic.
  • the so-called twin-sheet forming two-plate molding
  • This has the advantage of extensive design freedom of the geometry of the dimensionally stable hollow body 38 and its fastening elements 51st
  • Such fasteners 51 are preferably integrally formed on the hollow body 38 and adapted to be connected by attachment types such as screws, clamps, clips, clipping and so on to the housing 22 of the headlamp 20 and / or the inventory of the headlamp to the hollow body 38th to fix.
  • the term "inventory” means any component which is arranged within the housing 22 of the headlight 20.
  • These components include in particular technical structures for realizing a variety of light functions, ie in particular the required optical elements, be it light sources, reflectors, optical fibers, transparent optical attachments (internal total reflections using optical elements) or lenses (optical refractive optical elements) and the required Holder and possibly also drive structures.
  • Drive structures are for example for a diaphragm adjustment of a projection system, a headlight range control or a cornering light function required.
  • the inventory of modern headlamps includes structures that deliberately shape the appearance of the headlamp. These include in particular structures such as the flat cover 5 in the Figures 1 and 2 which serve to hide the external technical observer from an external observer.
  • the entire inventory of such a headlamp is not shown except for the dimensionally stable hollow body 38. In the case of real headlamps, this inventory is of course always present and the dimensionally stable hollow body 38 then represents only one more element of the headlamp inventory.
  • the twin-sheet forming allows, for example, a very variable design of the course and the cross section of the dimensionally stable hollow body 38 in its arrangement between the surrounding it in the installed state other elements of the headlamp inventory.
  • a material for the dimensionally stable hollow body 38 a solid plastic such as polypropylene is used in a preferred embodiment.
  • the dimensionally stable hollow body has at least one further air outlet 48 and / or 50 and / or optionally also more than two further air outlet 42 between its air inlet 40 and air flowing in the hollow body 38 farthest from the air inlet 40 Air outlets 48, 50 on.
  • a more uniform distribution of the air flowing out of the hollow body 38 is achieved, as would be the case if the hollow body 38 had only a single air outlet 42.
  • This embodiment allows so that overall a more uniform flow of the cover would be possible than with only one air outlet.
  • the cross sections of the air outlets 42, 48, 50 depending on the configuration, different shapes are possible.
  • the outflow cross section is round or has at least rounded parts of its edge.
  • the outflow cross-section is angular, in particular quadrangular, wherein the cross-section can be rectangular or square in particular. With a more rectangular design, a wider and thus more uniform air flow is achieved than with a square opening, for example.
  • the leading to the outflow sections of the dimensionally stable hollow body 38 may have a uniform over its length in cross section, as is the case with the air outlet 50. Alternatively, however, they can also have a nozzle-like constricting cross-section, as is the case with the air outlet 48.
  • the cross-section or at least one width of the cross-section can also be expanded in the manner of a venturi, as is the case with the air outlet 42 in FIG FIG. 3 the case is.
  • hollow bodies 38 which have a plurality of air outlets, they can be equal to one another.
  • the cross sections are different from each other. This has the advantage that the air mass flows flowing out over the various cross sections can be determined in their relationship to one another by the geometry, size and arrangement of the cross sections in the design of the hollow body 38.
  • FIG. 5 shows an embodiment of a dimensionally stable hollow body 38 with a designed for a particular type of headlight individual geometry.
  • the dimensionally stable hollow body 38 an air inlet 40 and a first air outlet 42A and a second air outlet 42B.
  • the dimensionally stable hollow body has fastening geometries 51A, 51B and 51C.
  • the dimensionally stable hollow body 38 is realized in a preferred embodiment as a one-piece and thus cohesively connected component.
  • the dimensionally stable hollow body 38 is composed of several individual parts.
  • FIG. 4 shows an embodiment in which the dimensionally stable hollow body of a first component 52 and a second component 54 is composed.
  • the first component 52 has the air inlet 40 and a first air outlet 42A.
  • the second component 54 has a second air outlet 42B in the illustrated embodiment.
  • Via a plug-in connection both components 52, 54 are connected to one another.
  • the plug connection is designed such that it has an open flow cross-section in the interface between the first component 52 and the second component 54.
  • the ratio of the partial air flows flowing over these cross sections to one another can be predetermined.
  • the first partial flow exits from the first air outlet 40.
  • the second partial flow flows from the first component 52 into the second component 54 and exits from the second air outlet 42B. Due to its air distributing function, the first component 52 may also be referred to as an air distributor.
  • the second component 54 represents a dimensionally stable line section, with which a partial flow of the ventilation air is guided into a partial area in the interior of the housing 22 of the headlight 20.
  • the partial area is an area in a corner in the interior of the headlight housing 22, which is delimited by the transparent cover pane.
  • first air outlet 42A flows against a first lower corner portion of the cover disk inside the housing 22, while the second air outlet 42B flows against the remaining other lower corner portion of the cover disk inside the housing 22.
  • FIG. 5 shows an alternative embodiment of a dimensionally stable hollow body 38 with a designed for a different type of headlight individual geometry.
  • the object of FIG. 5 differs from the subject of FIG. 4 by an additional third air outlet 42D and a fourth air outlet 42C, which are arranged distributed along the length of the dimensionally stable hollow body 38 between the first air outlet 42A and the second air outlet 42B.
  • the two differ in the FIGS. 4 and 5 not shown embodiments of dimensionally stable hollow body 38 in their geometry. So they are particularly useful in the same headlight housing.
  • the generated in the FIG. 5 illustrated embodiment a more uniform distribution of the ventilation air over the length of the hollow body 38 and thus also over the dimensions of the transparent cover, which is flowed with this air flow.
  • FIGS. 4 and 5 offer advantages in a particular case depends on the circumstances of the case.
  • the design after FIG. 4 has advantages in cases in which condensate is deposited preferentially in the corners.
  • the design after FIG. 5 then has advantages when the Condensation precipitation occurs more evenly distributed.
  • a comparison of FIGS. 4 and 5 illustrates an advantage of a multi-part design of the dimensionally stable hollow body 38. Both in the embodiment of the FIG. 4 as well as in the embodiment of the FIG. 5 the same air distributor, so the same component 52 is used, so that an adaptation to the requirements of different headlights can be done by a limited to the second component 54 individualization.
  • FIG. 6 shows the dimensionally stable hollow body 38 from the FIG. 5 in a specific embodiment of a headlight.
  • FIG. 6 shows in particular the high packing density in the interior of the housing 22 of the headlamp 20, which also results from the deliberately designed appearance of the headlamp 20 and the structures used for this purpose in the interior of the housing 22 of the headlamp 20.
  • the packing density is also due to the large number of light functions and the optical elements required for it, be it light sources, reflectors, optical fibers, attachment optics or lenses, or be it necessary holder and possibly also necessary drive structures.
  • Drive structures are required, for example, for a headlight range control, an aperture adjustment and / or a cornering light function. These structures are today usually hidden behind decorative frames, screens and the like. There are, among other things, these decorative frames and panels that complicate air circulation inside the housing 22 and thus an effective removal of condensate from the inside of the cover 8.
  • FIG. 6 clarified by their sectional representation that In particular, if only narrow air gaps 56 between the various components, in particular different decorative frame and cover frame in the interior of the housing 22 are present, the invention allows a very targeted flow of this column 56, so that despite the narrowness of such a gap 56 is still one for Cover 8 directed preferred direction of the ventilation air inside the headlight housing 22 is generated.
  • FIG. 6 also illustrates that an elongate elongate shape of the air outlet cross-section of an air outlet 42C is favorable for flow of the gap 56.
  • the flow resistance which must overcome the air during the flow of the column 56, minimized.
  • Fig. 7 shows an embodiment which is characterized in that the hollow body 38 has a cooling air outlet 58 which is arranged so that there flowing out of air 46 flows to a component 60 to be cooled within the headlamp 20.
  • the component to be cooled is a heat sink 62 of a semiconductor light source 64, which is fastened to a circuit carrier 66 and electrically supplied and controlled via the circuit carrier, wherein the circuit carrier is in turn thermally coupled to the heat sink, so that the heat released in the semiconductor light source electrical heat loss is absorbed by the heat sink.
  • the component to be cooled is a control device of the headlamp 20 with which the light source and / or one or more drives of the headlamp are controlled.
  • Such drives are present in modern headlamps for varying positions of apertures, for pivoting a light module to the right and left, and for pivoting a light module up and down.
  • the change of the diaphragm position is done to change a light distribution, for example, to switch between a high beam light distribution and a low beam light distribution.
  • the pivoting to the right and to the left is to achieve a cornering light function and the pivoting up and down to realize a headlight range control.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
EP12191395.8A 2011-12-21 2012-11-06 Phare avec moyens de guidage du flux d'air à l'intérieur du boîtier de phare Active EP2607784B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011089494A DE102011089494A1 (de) 2011-12-21 2011-12-21 Scheinwerfer mit Mitteln zur Luftführung innerhalb des Scheinwerfergehäuses

Publications (2)

Publication Number Publication Date
EP2607784A1 true EP2607784A1 (fr) 2013-06-26
EP2607784B1 EP2607784B1 (fr) 2019-04-03

Family

ID=47191547

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12191395.8A Active EP2607784B1 (fr) 2011-12-21 2012-11-06 Phare avec moyens de guidage du flux d'air à l'intérieur du boîtier de phare

Country Status (3)

Country Link
EP (1) EP2607784B1 (fr)
CN (1) CN103175083B (fr)
DE (1) DE102011089494A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104748036A (zh) * 2015-03-20 2015-07-01 盐城工学院 气散热式节能型汽车前灯及其制作方法
EP3115679A1 (fr) * 2015-07-02 2017-01-11 Audi Ag Dispositif d'eclairage et vehicule comprenant le dispositif d'eclairage
EP3214363A1 (fr) * 2016-03-02 2017-09-06 Valeo Vision Dispositif d'eclairage pour vehicule automobile comprenant des modules lumineux refroidis au moyen d'un generateur d'un flux d'air
WO2018114315A1 (fr) * 2016-12-19 2018-06-28 HELLA GmbH & Co. KGaA Dispositif d'éclairage pour véhicules
FR3086994A1 (fr) * 2018-10-09 2020-04-10 Valeo Vision Projecteur pour vehicule automobile
WO2020169335A1 (fr) * 2019-02-20 2020-08-27 HELLA GmbH & Co. KGaA Guidage d'air pour le refroidissement d'un dispositif d'éclairage d'un véhicule, dispositif de refroidissement et dispositif d'éclairage
FR3100599A1 (fr) * 2019-09-05 2021-03-12 Psa Automobiles Sa Dispositif d’aération pour module d’éclairage de véhicules automobiles
WO2022223745A1 (fr) * 2021-04-21 2022-10-27 Valeo Vision Système d'échange de chaleur pour un dispositif d'éclairage automobile
DE102022209828A1 (de) 2022-09-19 2024-03-21 Siemens Mobility GmbH Multifunktionale Zubehöreinrichtung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013216869B4 (de) * 2013-08-23 2019-06-19 Bayerische Motoren Werke Aktiengesellschaft Kühleinrichtung für einen Scheinwerfer eines Kraftfahrzeugs, insbesondere für einen Laserscheinwerfer
DE102016224099A1 (de) * 2016-12-05 2018-06-07 Volkswagen Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
CN109708074B (zh) * 2017-10-26 2021-11-12 法雷奥照明湖北技术中心有限公司 灯具除雾结构以及具有该结构的机动车辆照明设备
DE102017223700A1 (de) * 2017-12-22 2019-06-27 Volkswagen Aktiengesellschaft Belüftungssystem für eine Kraftfahrzeugleuchte
DE202018102757U1 (de) * 2018-05-17 2019-08-21 Zumtobel Lighting Gmbh Aerodynamisches Bauteil für ein flächiges Flutlicht
CN114383809B (zh) * 2020-10-21 2024-02-23 苏州旭创科技有限公司 光模块高低温环境试验装置及系统

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698055A1 (fr) * 1992-11-18 1994-05-20 Peugeot Bloc optique ventilé, notamment pour véhicule automobile.
FR2779804A1 (fr) * 1998-06-11 1999-12-17 Valeo Vision Projecteur de vehicule automobile pourvu de moyens de refroidissement perfectionnes, et correcteur d'assiette associe
DE19838950A1 (de) * 1998-08-27 2000-03-02 Bosch Gmbh Robert Beleuchtungseinrichtung für Fahrzeuge
DE10026487A1 (de) 2000-05-27 2001-11-29 Bosch Gmbh Robert Scheinwerfer für Kraftfahrzeuge
DE10135849A1 (de) * 2001-07-23 2003-02-06 Bayerische Motoren Werke Ag Scheinwerfer für ein Kraftfahrzeug
WO2005116522A1 (fr) * 2004-05-25 2005-12-08 Hella Kgaa Hueck & Co. Phare avec echangeur de chaleur pour refroidir les moyens d'eclairage
DE102008001066A1 (de) * 2007-04-25 2008-11-06 Zizala Lichtsysteme Gmbh Kühlvorrichtung zur Kühlung von LED-Lichtquellen
FR2946730A1 (fr) * 2009-06-16 2010-12-17 Valeo Vision Projecteur pour vehicule automobile equipe de modules optiques qui sont refroidis a partir d'un appareil generateur d'un flux d'air.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3104158B2 (ja) * 1995-01-19 2000-10-30 株式会社小糸製作所 車輌用カバーチューブの構造
JP3308474B2 (ja) * 1997-09-02 2002-07-29 株式会社小糸製作所 車両用灯具
DE19814300B4 (de) * 1998-03-31 2008-09-25 Bernhard Weber Scheinwerfer oder Leuchte

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698055A1 (fr) * 1992-11-18 1994-05-20 Peugeot Bloc optique ventilé, notamment pour véhicule automobile.
FR2779804A1 (fr) * 1998-06-11 1999-12-17 Valeo Vision Projecteur de vehicule automobile pourvu de moyens de refroidissement perfectionnes, et correcteur d'assiette associe
DE19838950A1 (de) * 1998-08-27 2000-03-02 Bosch Gmbh Robert Beleuchtungseinrichtung für Fahrzeuge
DE10026487A1 (de) 2000-05-27 2001-11-29 Bosch Gmbh Robert Scheinwerfer für Kraftfahrzeuge
DE10135849A1 (de) * 2001-07-23 2003-02-06 Bayerische Motoren Werke Ag Scheinwerfer für ein Kraftfahrzeug
WO2005116522A1 (fr) * 2004-05-25 2005-12-08 Hella Kgaa Hueck & Co. Phare avec echangeur de chaleur pour refroidir les moyens d'eclairage
DE102008001066A1 (de) * 2007-04-25 2008-11-06 Zizala Lichtsysteme Gmbh Kühlvorrichtung zur Kühlung von LED-Lichtquellen
FR2946730A1 (fr) * 2009-06-16 2010-12-17 Valeo Vision Projecteur pour vehicule automobile equipe de modules optiques qui sont refroidis a partir d'un appareil generateur d'un flux d'air.

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104748036A (zh) * 2015-03-20 2015-07-01 盐城工学院 气散热式节能型汽车前灯及其制作方法
EP3115679A1 (fr) * 2015-07-02 2017-01-11 Audi Ag Dispositif d'eclairage et vehicule comprenant le dispositif d'eclairage
EP3214363A1 (fr) * 2016-03-02 2017-09-06 Valeo Vision Dispositif d'eclairage pour vehicule automobile comprenant des modules lumineux refroidis au moyen d'un generateur d'un flux d'air
FR3048487A1 (fr) * 2016-03-02 2017-09-08 Valeo Vision Dispositif d'eclairage pour vehicule automobile comprenant des modules lumineux refroidis au moyen d'un generateur d'un flux d'air
US10288251B2 (en) 2016-03-02 2019-05-14 Valeo Vision Motor vehicle lighting device comprising light modules cooled by means of a generator of an air flow
US10907792B2 (en) 2016-12-19 2021-02-02 HELLA GmbH & Co. KGaA Illuminating device for vehicles
WO2018114315A1 (fr) * 2016-12-19 2018-06-28 HELLA GmbH & Co. KGaA Dispositif d'éclairage pour véhicules
FR3086994A1 (fr) * 2018-10-09 2020-04-10 Valeo Vision Projecteur pour vehicule automobile
WO2020169335A1 (fr) * 2019-02-20 2020-08-27 HELLA GmbH & Co. KGaA Guidage d'air pour le refroidissement d'un dispositif d'éclairage d'un véhicule, dispositif de refroidissement et dispositif d'éclairage
US11703204B2 (en) 2019-02-20 2023-07-18 HELLA GmbH & Co. KGaA Air guide for cooling an illumination device of a vehicle, cooling device and illumination device
FR3100599A1 (fr) * 2019-09-05 2021-03-12 Psa Automobiles Sa Dispositif d’aération pour module d’éclairage de véhicules automobiles
WO2022223745A1 (fr) * 2021-04-21 2022-10-27 Valeo Vision Système d'échange de chaleur pour un dispositif d'éclairage automobile
FR3122243A1 (fr) * 2021-04-21 2022-10-28 Valeo Vision Systeme d'echange de chaleur pour un dispositif d'eclairage automobile
DE102022209828A1 (de) 2022-09-19 2024-03-21 Siemens Mobility GmbH Multifunktionale Zubehöreinrichtung

Also Published As

Publication number Publication date
CN103175083B (zh) 2017-05-17
DE102011089494A1 (de) 2013-06-27
EP2607784B1 (fr) 2019-04-03
CN103175083A (zh) 2013-06-26

Similar Documents

Publication Publication Date Title
EP2607784B1 (fr) Phare avec moyens de guidage du flux d'air à l'intérieur du boîtier de phare
EP3390899B1 (fr) Projecteur additionnel pour véhicules
DE102013216869B4 (de) Kühleinrichtung für einen Scheinwerfer eines Kraftfahrzeugs, insbesondere für einen Laserscheinwerfer
DE10056955A1 (de) Fahrzeugklimaanlage und Deckenstruktur für ein Fahrzeug mit Klimaanlage
EP3109536A1 (fr) Installation d'eclairage d'un vehicule automobile aeree
DE202015106018U1 (de) Aerodynamische Vorrichtung zur Optimierung des Luftstroms durch Wärmetauscher
DE102009027475A1 (de) Luftführungsvorrichtung
EP3012150A1 (fr) Dispositif d'eclairage de vehicule automobile
DE102011115488B4 (de) Kanal mit integrierter Leuchte in einem Fahrzeug
DE102015211605A1 (de) Kondensatoreinheit einer Aufdachklimaanlage
AT519775B1 (de) Fahrzeugscheinwerfer und Kühlsystem
DE102018216090A1 (de) Vorrichtung zur steuerung des luftstroms innerhalb eines fahrzeugs, ein fahrzeug und ein verfahren
DE102019207567A1 (de) Luftausströmer für den Innenraum eines Kraftfahrzeugs
DE102012102933B4 (de) Vorrichtung für ein Frontendmodul eines Fahrzeuges zur Einstellung einer Kühlluftzuströmung zu einem Kühlmodul des Fahrzeuges sowie Frontendmodul eines Fahrzeuges
DE102007042624A1 (de) Leuchtenanordnung
DE102017214489B4 (de) Kühleinrichtung für ein Fahrzeug
DE102015211592A1 (de) Aufdachklimaanlage für ein Straßenfahrzeug
EP4097393B1 (fr) Grille de radiateur à guidage de lumière
DE202007017888U1 (de) Leuchteneinheit für Fahrzeuge
EP3109078B1 (fr) Couvercle d'un climatiseur sur toit pour un vehicule routier
DE102016224099A1 (de) Beleuchtungsvorrichtung für ein Kraftfahrzeug
DE102012108070B4 (de) Klimaanlage für ein Kraftfahrzeug
DE102015201188A1 (de) Kraftfahrzeugscheinwerfer
DE102019201417A1 (de) Kühlvorrichtung für einen Sensor eines Fortbewegungsmittels und Sensorbaugruppe umfassend die Kühlvorrichtung
DE102013113529A1 (de) Scheinwerfer für ein Fahrzeug mit einer Kühlluftführung

Legal Events

Date Code Title Description
AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20131223

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20170810

RIN1 Information on inventor provided before grant (corrected)

Inventor name: FAEHNLE, ANDRES

Inventor name: WEBER, MARC

Inventor name: JAUERNIG, PETER

Inventor name: MUELLER, ALEXANDER

RIN1 Information on inventor provided before grant (corrected)

Inventor name: JAUERNIG, PETER

Inventor name: WEBER, MARC

Inventor name: MUELLER, ALEXANDER

Inventor name: FAEHNLE, ANDRES

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 502012014533

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: F21V0031030000

Ipc: F21S0045330000

RIC1 Information provided on ipc code assigned before grant

Ipc: F21S 45/33 20180101AFI20180705BHEP

Ipc: F21V 31/03 20060101ALI20180705BHEP

Ipc: F21V 29/00 20150101ALI20180705BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20180822

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20190116

RIC1 Information provided on ipc code assigned before grant

Ipc: F21S 45/33 20180101AFI20180705BHEP

Ipc: F21V 29/00 20150101ALI20180705BHEP

Ipc: F21V 31/03 20060101ALI20180705BHEP

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: AT

Ref legal event code: REF

Ref document number: 1116185

Country of ref document: AT

Kind code of ref document: T

Effective date: 20190415

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502012014533

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20190403

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190803

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190703

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190703

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190704

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190803

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502012014533

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

26N No opposition filed

Effective date: 20200106

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191130

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191130

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191106

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20191130

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20191106

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191106

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191106

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20191130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20121106

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190403

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20221021

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20221020

Year of fee payment: 11

Ref country code: AT

Payment date: 20221024

Year of fee payment: 11

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230508