EP3063040A1 - Dispositif d'éclairage et phare pour véhicule automobile - Google Patents

Dispositif d'éclairage et phare pour véhicule automobile

Info

Publication number
EP3063040A1
EP3063040A1 EP14790069.0A EP14790069A EP3063040A1 EP 3063040 A1 EP3063040 A1 EP 3063040A1 EP 14790069 A EP14790069 A EP 14790069A EP 3063040 A1 EP3063040 A1 EP 3063040A1
Authority
EP
European Patent Office
Prior art keywords
light
lighting
module
lighting device
function
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.)
Withdrawn
Application number
EP14790069.0A
Other languages
German (de)
English (en)
Inventor
Andreu Sola Gomfaus
Michael Heinz
Michael Müller
Mathias Thamm
Karl-Wilhelm GUTJAHR
Alexander Thiel
Dennis Müller
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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 Volkswagen AG filed Critical Volkswagen AG
Publication of EP3063040A1 publication Critical patent/EP3063040A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B60Q1/0052—Spatial arrangement of several lamps in relation to each other concentric
    • 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
    • B60Q1/14—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
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • 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
    • 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
    • B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
    • B60Q2400/30—Daytime running lights [DRL], e.g. circuits or arrangements therefor

Definitions

  • the invention relates to a lighting device for a motor vehicle, which is a first
  • Luminous module, a reflector element and a second light emitting module comprises, wherein the second light emitting module designed as a separately exchangeable space element and before the
  • Reflector element is arranged and a headlamp with two lighting devices according to the invention.
  • Vehicle headlight group having at least one vehicle headlight, a daytime running light socket, which is arranged in front of the vehicle headlight and has at least one headlight receptacle corresponding to the vehicle headlight. Furthermore, the vehicle headlight has at least one Anlagenloisleitonic, located in front of the
  • Tagfahrschreibsockel is located and located adjacent to the vehicle headlight.
  • DE 10 2009 049 016 A1 discloses a lighting unit for vehicles with a light source arranged on a printed circuit board and with a front attachment arranged in front of the light source in the light emission direction, which has at least one fastening dome on a side facing the printed circuit board, by means of which the optical attachment in the
  • Mounting position is interlockingly connected to the same by engaging the fixing dome in a recess of a holding body adjoining the rear side of the printed circuit board facing away from the light source.
  • the invention is based on the object, a compact, lightweight and inexpensive lighting device and a corresponding headlight with such
  • a lighting device for a motor vehicle which comprises a first lighting module which has at least one lighting means, to which a first light function is assigned. Furthermore, the lighting device comprises a
  • Reflector element which is designed to radiate into the reflector element
  • the lighting device comprises a second lighting module, which is designed as a separately exchangeable space element and in front of the reflector element
  • the second light-emitting module is configured to emit light of a first emission characteristic which supplements the first light function and to emit light of a second emission characteristic which forms a second light function.
  • the advantage of such a lighting device lies in the networkability of light functions of different optical elements, which are given here essentially in a first and a second light module.
  • the first and the second light module can be provided together a light function.
  • a second light function can be provided by the second lighting module.
  • both a first light function can be provided by one and the same module, the second light module, which supplements the light function that can be emitted by the first light module, as well as a further second light function, which is different from the first light function.
  • the emission power of the lighting device in the provision of the first light function is increased overall compared to the prior art, the
  • Road safety of the motor vehicle can be improved with a lighting device according to the invention.
  • the first lighting module is U-shaped and has a plurality of lighting means, which is arranged along this U-shape on the first lighting module.
  • a U-shape results in a unique attributable to the lighting device according to the invention light image.
  • a U-shaped allows Execution of the first light module good spatial connectivity of the first and second light module.
  • the second lighting module can be arranged in such an embodiment within the U-shaped first light module.
  • the second lighting module is preferably arranged within the U-shape of the first lighting module.
  • the combination of the first and the second lighting module forms a space-saving eye shape, which allows a compact realization of the lighting device.
  • Such an arrangement of the first and second lighting module also significantly increases the recognizability of the lighting device or of the motor vehicle in which the lighting device is installed.
  • the first light function is a position light or a daytime running light. Due to the combined provision of the first light function by means of the first and the second light module, in particular the daytime running light is very intense
  • the second light function is a high beam or a low beam. Further preferably, to provide the second light function, the reflector element is irradiated with light passing through on the second
  • Luminous module arranged light source can be generated. Furthermore, the second lighting module is preferably designed to emit light of the first and light of the second radiation characteristic simultaneously or separately from one another.
  • the low beam and the high beam are among the most important light functions, which are of one in traffic
  • Lighting device enables reliable provision of both the high beam and the low beam. Furthermore, the second lighting module, via which the remote or dipped beam light can be provided, can be easily replaced in the event of a damage. Thus, the traffic safety is increased by the use of lighting device according to the invention in road traffic.
  • the second lighting module has a multiplicity of lighting means, wherein the light of the first radiation characteristic can be emitted via a first group of this plurality of lighting means, while the light of the second radiation characteristic can be emitted via a second group of this plurality of lighting means.
  • the emission direction of the luminous means of the first group of the plurality of luminous means on the second luminous module corresponds to the emission direction of the at least one
  • the lighting means of the plurality of lighting means of the first and / or second lighting module are designed as light-emitting diodes.
  • Light-emitting diodes are very small, inexpensive, robust and easy to manufacture. They can be realized in a high number very close to an arbitrarily shaped board.
  • the second light function is a position light.
  • the second lighting module preferably has a multiplicity of illuminants, by means of which light of the first emission characteristic or light of the second
  • a position light can be generated by dimming a daytime running light.
  • the same light sources are used both for generating the first and the second light function, wherein the illumination level of the first light function, ie the daytime running light, is reduced such that the second light function, so the position light can be generated.
  • the second lighting module comprises a light-guiding element, on the rear side of which at least one light-emitting means for generating the first and / or second radiation characteristic is arranged.
  • At least one light-emitting means is arranged on at least one side face of the second light-emitting module for generating the second emission characteristic.
  • the second lighting module is thus designed as a light source carrier. The separately replaceable configuration of the second lighting module ensures easy interchangeability of defective lighting means.
  • a headlight for a motor vehicle which has a first and a second lighting device according to the invention.
  • the first light function of both the first and the second lighting device is preferably a daytime running light or one position light in each case.
  • the daytime running light or the position light are particularly strong, so bright and particularly concise in appearance.
  • the first light function of both the first and the second lighting device is a daytime running light and the second
  • the second light function of the first lighting device is preferably a low-beam light, while the second light function of the second lighting device is a high-beam light.
  • the second light function which can be emitted via the first lighting device according to the invention is preferably a low-beam light, while the second light function which can be emitted via the second lighting device is preferably a high-beam light.
  • the most important light functions of the headlamp are provided by the lighting devices according to the invention.
  • the first light function is preferably a tail light, a brake light, a flashing light, a low beam, a high beam or any other
  • the second light function is preferably a tail light, a brake light, a flashing light, a daytime running light, a position light or any other light function.
  • the second lighting module preferably has at least one lighting means, which is designed both to emit light of a first emission characteristic which supplements the first light function and which, on the other hand, is adapted to emit light of a second emission characteristic, which forms a second light function ,
  • Figure 1 shows an embodiment of a headlamp according to the invention with two lighting devices according to the invention in a front view and
  • Figure 2 shows the embodiment of the headlamp according to the invention with two lighting devices according to the invention in an oblique view.
  • Figure 1 shows an embodiment of a headlamp 80 according to the invention with two lighting devices 50 according to the invention in a front view.
  • the headlight 80 according to the invention thus has a first and a second lighting device 50 according to the invention, which are arranged side by side in this embodiment.
  • the first lighting device 50 is the lighting device 50 shown on the left in FIG. 1 for an observer.
  • the remaining lighting device 50 shown on the right in FIG. 1 is the second lighting device 50.
  • the first and the second lighting device 50 in each case comprise a first lighting module 1, which in this embodiment in each case has a plurality of lighting means 20 which are arranged on the respective first lighting module 1.
  • the first lighting modules 1 are in this
  • Embodiment purely by way of example U-shaped, thus each have in cross section a U-shape or a horseshoe shape.
  • the plurality of lighting means 20, which are embodied in this embodiment as light-emitting diodes, that is to say as LEDs, are each arranged on the first lighting module 1 along each of the first lighting module 1 along its U-shape.
  • Both the light-emitting means 20 arranged on the first lighting module 1 of the first lighting device 20 and the light-emitting means 20 arranged on the first lighting module 1 of the second lighting device 50 are each assigned a first light function.
  • the light-emitting means 20 of the first light-emitting module 1 of the first light-emitting device 50 and the light-emitting means 20 arranged on the first light-emitting module 1 of the second light-emitting device 50 are preferably assigned a daytime running light function or a position light function.
  • the bulbs 20 are configured dimmable, so that in the undimmed state of the bulb 20 is a daytime running light function and in the dimmed state of the bulbs 20 a
  • Luminous module 1 of the first lighting device 50 a daytime running light function and arranged on the first light emitting module 1 of the second lighting device 50 bulbs 20 associated with a position light function.
  • the direction in which the plurality of lamps 20 arranged on the first lighting modules 1 emit light in the operating state of the lighting devices 50 forms the main emission direction of the lighting devices 50 and thus of the headlight 80 in this exemplary embodiment.
  • the headlight 80 according to the invention is in a motor vehicle installed, the main emission direction of the lighting devices 50 of the headlight 80 is parallel to the length of the motor vehicle, in which the headlight 80 according to the invention is installed. In other words, the main emission direction of the headlight 80 coincides with the longitudinal direction of the motor vehicle in which the headlight 80 is installed.
  • At least one reflector element 5 is provided for each luminous device 50, which is designed in each case to emit light beams irradiated into the respective reflector element 5 in a direction predetermined by the geometry of the reflector element 5.
  • the U-shaped lighting modules 1 each form the conclusion of a likewise following the U-shape, that is, in cross-section U-shaped
  • the first lighting modules 1 form the conclusion of a formed from aperture, semi-open and in cross-section U-shaped light channel which extends in the main emission of the headlamp 80 in the depth.
  • each concave reflector elements 5 are respectively disposed on the first light modules 1 opposite ends of the diaphragm assemblies 8, so in other words, the U-shaped in each case extending in depth diaphragm assemblies 8 spatially back. Due to the concave curvature, light bundles incident in the reflector elements 5, laterally delimited by the U-shaped diaphragm structure 8, are reflected substantially along the main emission direction, ie along the light channel formed by the diaphragms.
  • an opening is centrally provided in each of the reflector elements 5, through which a receiving body for receiving a second light-emitting module 2 is guided per lighting device 50.
  • Lighting device 50 a second light emitting module 2 was added.
  • the second lighting modules 2 are each designed as a separately exchangeable space element and arranged in front of their respective reflector element 5.
  • the second lighting modules 2 are in each case independent components which, as in this one, are in this case
  • Embodiment are each realized on a separate board with its own housing.
  • the receiving elements may be, for example, the spatial extension of a heat sink, that is, for example, a heat sink attachment or even any other receiving part.
  • the second ones are, for example, the spatial extension of a heat sink, that is, for example, a heat sink attachment or even any other receiving part.
  • Light modules 2 are each arranged within the U-shape, so that the combination of the first and the second light module 1, 2 per light-emitting device 50 forms an eye shape. However, it can also headlights 80 and
  • Luminous devices 50 are executed, in which the second lighting modules 2 is not from a receiving body are received, but are arranged in a different manner in front of the respective reflector elements 5.
  • At least two reflector elements 5 are provided in each lighting device 50, wherein the second lighting module 2 between the
  • Reflector elements 5 is arranged.
  • the second lighting modules 2 are each designed to emit light of a first emission characteristic which supplements the first light function and to emit light of a second emission characteristic which forms a second light function.
  • the second lighting module 2 of the first lighting device 50 is designed to emit light which supplements the daytime running light function of the first lighting device 1 and to emit light which forms a low beam light. Furthermore, the second lighting module 2 of the second lighting device 50 is in this
  • the second lighting modules 2 of the first and second lighting device 50 can be compared to those of the first lighting modules 1 of the first and second lighting elements
  • Luminous devices 50 each connected to the first light functions enabled
  • Lighting modules 2 are provided regardless of the first light function in each case a second light function.
  • the provision of the second light function can thus take place simultaneously with the addition of the first light function by the second light modules 2.
  • the second lighting modules 2 each have a multiplicity of lighting means 20, the light of the first radiation characteristic being able to be emitted via a first group of this plurality of lighting means 20, while the light of the second radiation characteristic can be emitted via a second group of this plurality of lighting means 20 is.
  • the second light-emitting module 2 of the first light-emitting device 50 has a first group of light-emitting means 20, likewise embodied as light-emitting diodes, which in the main emission direction, ie in the same direction as the light sources 20 of the first light source
  • Luminous modules 1 are arranged aligned on the second light emitting module 2 of the first lighting device 50 and which are adapted to emit a complementary daytime running light.
  • the light emitted by this first group of light sources 20 is thus essentially identical in its properties to that of the light sources 20 of the first one Light module 1 of the first light emitting device 50 of the light emitted.
  • the second lighting module 2 of the second lighting device 50 likewise has a first group of light-emitting means 20 embodied as light-emitting diodes, which in FIG.
  • Main emission direction that is, in the same direction as the bulbs 20 of the first light modules 1 are arranged aligned on the second light module 2 of the second light device 50 and which are adapted to emit a light supplementing the position light.
  • the light emitted by this first group of light sources 20 is thus essentially identical in its properties to the light which can be emitted by the light sources 20 of the first light module 1 of the second light device 50.
  • the second lighting modules 2 each have a second group also as
  • Illuminants 20 of the first group are arranged on bulbs 20 on the second light modules 2.
  • the second groups of light sources 20 are arranged on the second light modules 2 such that their light in the operating state can be emitted substantially perpendicular to the main emission direction of the headlamp 80 according to the invention.
  • the second groups of lighting elements 20 are furthermore arranged on the second lighting modules 2 in such a way that, in the operating state, they transfer a majority of their light into the respectively assignable reflector elements 5 of their respective ones
  • Irradiate light device 50 In this way is through the second group of
  • the second light-emitting module 2 has a light-guiding element 3, on whose rear side at least one light-emitting means 20 is arranged.
  • the luminous means 20 serves to generate the first and / or second light function.
  • a daytime running light function can be generated.
  • the at least one luminous means 20 is dimmable, so that a second light function, namely a position light, can be generated by dimming the luminous means 20.
  • At least one light-emitting means 20 for generating the second emission characteristic is arranged on at least one side face 4 of the second light-emitting module 2.
  • the side surfaces 4 of the second light module 2 serve as a light source carrier. Due to the arrangement of the bulbs 20 on the side surfaces 4 of the second light module that of the light sources 20 emitted light in the direction of at least one reflector surface 5 emitted. About arranged on the side surfaces 4 of the second light module 2
  • Bulb 20 is preferably a low beam or a high beam light generated.
  • FIG. 2 shows the embodiment of the headlamp 80 according to the invention with two lighting devices 50 according to the invention is shown in an oblique view.
  • This is the headlight 80 already shown in front of FIG. 1 in an oblique view.
  • the like components in Figure 2 correspond to those shown in Figure 1 and described above.
  • Good to see in Figure 2 are extending in the main emission aperture assemblies 8, at the rear ends of the reflector elements 5 are arranged, from which protrude the receiving elements on soft the second lighting modules 2 are arranged.
  • the headlight according to the invention 80 in addition to the lighting devices 50 according to the invention even more
  • the headlight 80 according to the invention comprises two light-emitting devices 50 purely by way of example.
  • headlights 80 according to the invention can also be realized with only one or more than two light-emitting devices 50.
  • the first and second light functions may be other than those described above.
  • the first light function may be a tail light, a brake light, a flashing light, a dipped beam, a high beam, or any other light function.
  • the second light function may also be a tail light, a brake light, a flashing light, a daytime running light, a position light or any other light function.
  • a lighting device 50 according to the invention does not have to be installed in the headlight 80 of a motor vehicle.
  • the headlight 80 according to the invention shown in FIGS. 1 and 2 and described above is, purely by way of example, a front headlight, that is to say a headlight 80 to be installed in a vehicle front. However, it may also be
  • Headlamps 80 according to the invention are designed which can be installed in the rear or in any other position on a motor vehicle. Furthermore, the light-emitting means 20 do not have to be light-emitting diodes, and any other light sources or light-emitting means 20 can also be used. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un dispositif d'éclairage (50), destiné à un véhicule automobile, qui comprend un premier module d'éclairage (1) doté d'au moins un moyen d'éclairage (20) auquel est attribuée une première fonction d'éclairage ; un élément réflecteur (5) qui est adapté pour réfléchir des faisceaux lumineux frappant l'élément réflecteur (5) dans une direction prédéfinie par la géométrie de l'élément réflecteur (5) ; et un second module d'éclairage (2) qui est réalisé sous forme d'élément qui peut être remplacé séparément et qui est disposé devant l'élément réflecteur (5). Selon l'invention, le second module d'éclairage (2) est adapté d'une part pour émettre de la lumière avec un premier diagramme de rayonnement qui complète la première fonction d'éclairage et d'autre part pour émettre de la lumière avec un second diagramme de rayonnement qui constitue une seconde fonction d'éclairage. En outre, l'invention concerne un phare (80) qui comprend deux dispositifs d'éclairage (50) selon l'invention.
EP14790069.0A 2013-10-29 2014-10-27 Dispositif d'éclairage et phare pour véhicule automobile Withdrawn EP3063040A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013221896 2013-10-29
PCT/EP2014/072988 WO2015063023A1 (fr) 2013-10-29 2014-10-27 Dispositif d'éclairage et phare pour véhicule automobile

Publications (1)

Publication Number Publication Date
EP3063040A1 true EP3063040A1 (fr) 2016-09-07

Family

ID=51830299

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14790069.0A Withdrawn EP3063040A1 (fr) 2013-10-29 2014-10-27 Dispositif d'éclairage et phare pour véhicule automobile

Country Status (3)

Country Link
EP (1) EP3063040A1 (fr)
DE (1) DE102014221815A1 (fr)
WO (1) WO2015063023A1 (fr)

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FR3039625B1 (fr) * 2015-07-31 2020-01-17 Valeo Vision Dispositif d'eclairage pour vehicule automobile
FR3056680B1 (fr) * 2016-09-29 2018-11-09 Valeo Vision Systeme d'eclairage pour vehicule automobile
EP3971471B1 (fr) * 2020-09-21 2024-01-03 ZKW Group GmbH Dispositif d'éclairage pour un projecteur de véhicule automobile permettant de créer une distribution de lumière de base comprenant un faisceau d'illumination des panneaux
DE102021103514B4 (de) * 2021-02-15 2022-10-27 Volkswagen Aktiengesellschaft Verfahren zur konfiguration eines scheinwerfersystems für ein fahrzeug

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DE102011119372B4 (de) * 2011-11-25 2023-06-07 Volkswagen Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug mit einem verschiebbaren Schlitten, der teils durch einen Kühlkörper der Beleuchtungsvorrichtung ragt und zur verschiebbaren Befestigung einer Linse eines Lichtmoduls dient, und Kraftfahrzeug mit dieser Beleuchtungsvorrichtung
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DE19652569A1 (de) * 1995-12-18 1997-06-19 Koito Mfg Co Ltd Fahrzeugscheinwerfer
EP1426678A2 (fr) * 2002-12-02 2004-06-09 HONDA MOTOR CO., Ltd. Système de phare de véhicule
WO2004106113A1 (fr) * 2003-05-28 2004-12-09 Volkswagen Ag Dispositif d'eclairage pour vehicules, comportant un module luminescent pourvu de diodes electroluminescentes
DE102004009193A1 (de) * 2004-02-25 2005-09-15 Hella Kgaa Hueck & Co. Lichtvorrichtung für Kraftfahrzeuge
EP2251592A2 (fr) * 2009-05-14 2010-11-17 Koito Manufacturing Co., Ltd. Lampe véhiculaire

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Also Published As

Publication number Publication date
DE102014221815A1 (de) 2015-05-13
WO2015063023A1 (fr) 2015-05-07

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