EP2783155A2 - Dispositif d'éclairage pour véhicule à moteur - Google Patents

Dispositif d'éclairage pour véhicule à moteur

Info

Publication number
EP2783155A2
EP2783155A2 EP12826659.0A EP12826659A EP2783155A2 EP 2783155 A2 EP2783155 A2 EP 2783155A2 EP 12826659 A EP12826659 A EP 12826659A EP 2783155 A2 EP2783155 A2 EP 2783155A2
Authority
EP
European Patent Office
Prior art keywords
light
lens
lighting device
component
lighting
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
EP12826659.0A
Other languages
German (de)
English (en)
Other versions
EP2783155B1 (fr
Inventor
Andreu Sola Gomfaus
Michael Werner
Michael Müller
Mathias Thamm
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 EP2783155A2 publication Critical patent/EP2783155A2/fr
Application granted granted Critical
Publication of EP2783155B1 publication Critical patent/EP2783155B1/fr
Active 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
    • F21V19/00—Fastening of light sources or lamp holders
    • 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
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass
    • 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
    • F21S43/19—Attachment of light sources or lamp holders
    • 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
    • F21V5/00—Refractors for light sources

Definitions

  • the invention relates to a lighting device for a motor vehicle, comprising a housing, at least one light source, which at least contributes to the realization of a specific light function and at least one lens.
  • Such lighting devices are known from the general state of the art.
  • so-called multi-chamber lighting devices have a plurality of reflector chambers, which are each associated with one or more lamps and a lens which is fixed to the housing and the reflectors together with their associated bulbs outwardly protecting against the environment.
  • headlights or lights are already known in which the light is not deflected by reflectors to the outside, but is directed directly via corresponding optical devices (eg. Lenses) to the outside.
  • the motor vehicle has a tag design (with the lighting switched off) and a so-called night design (with the lighting switched on).
  • the present invention is based on the object, a lighting device according to the preamble of claim 1 such that another
  • the invention relates to a lighting device for a motor vehicle, which comprises a housing, at least one light source, which at least contributes to the realization of a specific light function and comprises at least one lens.
  • the lens at least also medium or directly serves as a holder for the at least one light source.
  • the lighting means can be designed, for example, as (halogen) incandescent lamps or semiconductor diodes, in particular as light-emitting diodes (LEDs), etc.
  • the at least one held luminous means by the lens can serve either alone to realize a specific light function, but it can also be provided that this contributes only to the realization of a specific light function and elsewhere the lighting device, a further light source is provided, which is also provided for the realization of the specific light function, such as a daytime running light.
  • the at least one light source is held on or in at least one component which is connected to the lens.
  • a component can be manufactured separately from the lens and designed as well as technically independent of this. So it is conceivable for several reasons.
  • Vehicle types to use an unchanged "base lens”, however, is providedakiypa- dependent with at least one component which carries at least one light source.
  • a direction indicator through the component a direction indicator, a daytime running light, a position light, a fog headlight, a fog tail light, a low beam, a
  • Lighting functions depends on whether the lighting device should be designed as a headlight or tail lamp.
  • the lighting device is designed, for example, as a headlight, then it is very expedient if at least two components are connected to the light disk, of which one component realizes a daytime running light and the other a direction indicator.
  • the daytime running light provides a good approach to customize a lighting device.
  • the geometric design of the component can take on a variety of forms as needed.
  • the lens has at least one opening for at least partially receiving the component.
  • the component can be inserted from the outside or inside of the lens in the opening or pushed through this and fixed to the lens.
  • the electrical contacting of the light source received by the component is facilitated with the electrical system in the interior of the lighting device.
  • the lens is preferably made of plastic, and it may be highly convenient to manufacture the lens in multi-component injection molding. By such a method of production, the possibility is provided in the simplest, most cost-effective manner, the lighting device with areas of different material properties
  • a development of the invention provides that the lens has in cross-section at least one opaque and at least one translucent wall portion, wherein the at least one opening in the opaque wall portion is provided. In this way, a very good optical separation of the contributing to a specific light function component of the lens can be achieved. This increases the signal effect for a viewer and also contributes to one
  • an attachment of the component to the lens can thereby be more easily covered or laminated.
  • 1 is a motor vehicle from above with two designed as a headlamps, lighting devices according to the invention
  • Fig. 2 is a view according to view II of Fig. 1, wherein only the left
  • FIG. 3 is a sectional view along section line III of Fig. 2,
  • lighting device. 1 to 3, 10 is a perspective view of the lens of the lighting device from behind,
  • FIG. 11 is a perspective sectional view of the lens according to the sectional profile
  • Fig. 12 is a partial region XII of FIG. 9, namely a holder for several
  • FIG. 15 is an extremely schematic side view of the apparent in Fig. 12 components, to illustrate the lighting technology operation
  • Lighting devices 1 is equipped.
  • the lighting devices 1 are designed as headlights.
  • a view from the front is shown in Fig. 2, wherein only the left-hand headlight 1 is shown in somewhat greater detail. In this representation it can be seen that the
  • the lighting device 1 has a housing 10 which is designed to receive reflectors 100, 101 (indicated by dashed lines) for receiving a light module 34 comprising a lens for realizing the light function of a lens
  • the light module 34 is held on a specially designed base plate 33, which in turn is attached to the housing 10 and also serves as a support for the LEDs 50 and other bulbs.
  • the base plate 33 is described in particular in FIGS. 13 and 14.
  • the housing 10 is covered by a lens 20, which is connected to the housing 10, for example glued or welded. After fixing the lens 20 to the housing 10, the lens 20 can be an outside A and an inside I assign.
  • FIG. 4 now shows a further exemplary embodiment of a lighting device 1 'according to the invention.
  • Light function of a direction indicator or a daytime running light is a direction indicator or a daytime running light.
  • the component 42 extends inwards to the inside I of the lighting device 1 ".
  • FIG. 6 again shows an alternative fastening possibility, in which the component 40 is connected to the lens 20 via a latching connection 28.
  • a cover 202 is applied over the carrier 200, in particular via a latching connection 203 is connected thereto.
  • the cover 202 may be opaque, so opaque and provided with a front opening 204, so that the light emitted by the LEDs 51 light penetrates only through the opening 204 to the outside.
  • the cover 202 can be configured differently, for example, in terms of the design translucent or
  • a variant of a lens 20 " is shown, wherein the lens 20" is formed such that it can serve for the direct mounting of LEDs 51.
  • the lens 20 contact surfaces 206, to which the LEDs 51 and the LEDs 51 associated printed circuit board can be glued, for example.
  • Fig. 9 the lighting device 1 according to the invention is shown in isolation and in more detail.
  • the components 40 and 41 serve as a carrier for a plurality of LEDs 51 and 52, wherein a direction indicator is realized by the upper part 40 and a daytime running light through the underlying component 41.
  • FIGS. 10 and 11 the lens 20 is now shown in isolation. It can be seen in particular from FIG. 11 that the transparent region or the
  • Recesses 25 is provided.
  • the holder 30 is arranged in front of the reflectors 100, 101 and the side wall 102.
  • the reflectors 100 and 101 are arranged vertically one above the other and by means of a receptacle 103, in which the rear part of the base plate 33 is inserted (see.
  • the holder 30 serves to hold the light module 34.
  • the light module 34 which can also be referred to as a projection module, has a lens (projection lens) 340, a collimator 341 arranged behind it, and a cooling body 342 arranged behind the collimator 341. Furthermore, LEDs for generating light beams for the light module 34 are also accommodated in the light module 34 (not shown).
  • the light module 34 is assigned in each case the light function of a dipped beam.
  • the arranged behind the holder 30 reflectors 100 and 101, respectively, the light function of a
  • the light module 34 is positioned between two supports 32 carrying a cap-like cover 31, which are connected to the already mentioned base plate 33.
  • a light guide 336 is provided, which is arranged in front of the LEDs 50.
  • a slot 324 is provided in the area of the front part 321.
  • the upper part 320 of the base plate 33 is shown from the lower side. It can be seen that it has a support surface 326 in the region of the rear part 322. With the support surface 326, the upper part 320 can be placed on a bearing surface 333 of the lower part 330 of the base plate 33 and secured thereto.
  • One of the LED chips 60 is positioned so that it acts on the reflector 100 with light rays, the other LED chip 60, however, is aligned such that it acts on the reflector 101 with light rays (see also Fig. 15).
  • the LED chips 60 may optionally be switched on or off individually or together to produce a desired light distribution of a high beam.
  • a groove 337 is provided in the longitudinal direction of the lower part 330.
  • This groove 337 serves for displaceable or adjustable fastening of a carriage 70, which in turn serves for fastening the lens 340 from the light module 34.
  • the carriage 70 can protrude through the slot 324 of the upper part 320, wherein the slot 324 enough space for longitudinal displacement of the carriage 70 leaves.
  • the guide formed by the slide 70 and the groove 337 may be referred to as so-called
  • Dovetail guide be formed.
  • the carriage 70 also serves as a holder for an electrical system and as a cable distributor (not shown).
  • Fig. 15 is again in principle from the holder 30, held on it
  • the LED chips 60 fastened to the base plate 33 cast light beams L1 onto the upper reflector 100 or light beams L2 onto the lower reflector 101.
  • the light beams L1 and L2 are reflected by the reflectors 100 and 101 forward in the direction of travel.
  • Reflectors 100,101 arranged light module 34 generates light rays L3 and also thrown forward in the direction of travel.
  • light beams L4 are also thrown forward in the direction of travel by the LEDs 50 fastened in the front region of the base plate 33.
  • a desired overall light distribution L can be produced flexibly.
  • Fig. 19 is extremely principle again on the arrangement of the reflectors 100 and 101 and the holder 30 together with the light module 34 of the lighting device. 1
  • the additional high-beam function LF1 ' can either complement the high-beam function LF1, for example, bring about even wider illumination of the road, or even replace this. This depends on the driving of the LED chips 60.
  • additional high-beam Function LF1 ' instead of the additional high-beam Function LF1 ', however, other reflectors 101 assignable light functions, such as fog light, cornering light, city lights or the like are conceivable.
  • the support 30 is provided in each unit in the vertical direction between the reflectors 100 and 101, which in a very compact manner the bulbs for the realization of the high beam function LF1, the additional high beam function LF1 ', a low beam function LF2 and at least part of a daytime running light function LF3.
  • the reflection principle is based on the projection principle (projection module or light module 34). combined or superimposed.
  • the light beams L1 and L2 emitted indirectly by the reflectors 100 and 101 can be superimposed by the light beams L3 emitted directly from the projection or light module 34.
  • the reflectors 100, 101 of a unit shown in FIG. 15 can also be arranged offset from each other.
  • the reflector 101 associated with the additional high beam LF1 ' can be offset to the front in the direction of the light emission, that is, to the left in the figure.
  • a multiplicity of the light-emitting diodes (LEDs) 51 are arranged.
  • the LEDs 51 may be formed yellow. However, it is also conceivable to color the cover 403 accordingly.
  • the component 40 is pushed through the slit-like passage opening 24 of the light disk 20 (cf. FIG. 9) from the rear side of the light disk 20 and attached to the rear side thereof by means of flanges 406 indicated by dashed lines.
  • a slightly different embodiment 402 'could be provided for a holder of the LEDs 51 (without an additional cover 403), wherein the holder 402' in turn in a recess 400 of the component 40 'can be inserted and held.
  • the LEDs 51 can be mounted on the holder 402 as individual LED boards or in the form of so-called flexboards (multiple LEDs on a flexible band). LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

L'invention concerne un dispositif d'éclairage (1) pour un véhicule à moteur (K) comportant un boîtier (10), au moins un élément lumineux (51,52) qui contribue au moins à la réalisation d'une fonction lumineuse (LF3) déterminée, ainsi qu'au moins une glace de diffusion (20). Selon l'invention, la glace de diffusion (20) sert au moins indirectement ou directement comme dispositif de retenue pour le au moins un élément lumineux (51,52). L'invention élargit ainsi la marge de manoeuvre en termes de conception pour les dispositifs d'éclairage en leur conférant d'une part une aptitude élevée à être identifiés et reconnus et d'autre part des fonctions d'éclairage nécessaires.
EP12826659.0A 2011-11-25 2012-11-09 Dispositif d'éclairage pour véhicule à moteur Active EP2783155B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011119379A DE102011119379A1 (de) 2011-11-25 2011-11-25 Beleuchtungsvorrichtung für ein Kraftfahrzeug
PCT/EP2012/004656 WO2013075792A2 (fr) 2011-11-25 2012-11-09 Dispositif d'éclairage pour véhicule à moteur

Publications (2)

Publication Number Publication Date
EP2783155A2 true EP2783155A2 (fr) 2014-10-01
EP2783155B1 EP2783155B1 (fr) 2019-07-24

Family

ID=47754409

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12826659.0A Active EP2783155B1 (fr) 2011-11-25 2012-11-09 Dispositif d'éclairage pour véhicule à moteur

Country Status (5)

Country Link
EP (1) EP2783155B1 (fr)
KR (1) KR20140054251A (fr)
CN (1) CN103782086B (fr)
DE (1) DE102011119379A1 (fr)
WO (1) WO2013075792A2 (fr)

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EP3117141B1 (fr) * 2014-03-12 2019-05-08 Volkswagen Aktiengesellschaft Véhicule automobile et phare de véhicule automobile comprenant un boîtier d'adaptateur
FR3026821B1 (fr) * 2014-10-03 2019-04-05 Psa Automobiles Sa. Feu de signalisation pour vehicule automobile et vehicule comportant un tel feu
FR3053763B1 (fr) * 2016-07-07 2020-06-19 Valeo Iluminacion Support d’un moyen lumineux pour vehicule automobile
SI25296A (sl) * 2016-10-21 2018-04-30 Hella Saturnus Slovenija d.o.o. Svetilna naprava na motornem vozilu
JP7046640B2 (ja) * 2018-02-21 2022-04-04 スタンレー電気株式会社 車両用灯具
TWI662224B (zh) * 2018-12-26 2019-06-11 聯嘉光電股份有限公司 Ｌｅｄ車載線形發光模組
US10578271B1 (en) 2019-04-17 2020-03-03 Excellence Optoelectronics Inc. Vehicle LED linear lighting module
DE102020114257A1 (de) * 2020-05-28 2021-12-02 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug
EP3974711B1 (fr) * 2020-09-24 2026-01-07 ZKW Group GmbH Phares de véhicule automobile
DE102021201145A1 (de) 2021-02-08 2022-08-11 Volkswagen Aktiengesellschaft Kraftfahrzeugscheinwerfer und Verfahren zum Betrieb eines Kraftfahrzeugscheinwerfers
DE102021117738A1 (de) 2021-07-09 2023-01-12 Bayerische Motoren Werke Aktiengesellschaft Scheinwerfervorrichtung für ein Neigefahrzeug sowie Neigefahrzeug mit einer derartigen Scheinwerfervorrichtung

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Also Published As

Publication number Publication date
CN103782086A (zh) 2014-05-07
EP2783155B1 (fr) 2019-07-24
WO2013075792A2 (fr) 2013-05-30
KR20140054251A (ko) 2014-05-08
DE102011119379A1 (de) 2013-05-29
WO2013075792A3 (fr) 2013-07-18
CN103782086B (zh) 2017-04-12

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