EP2598797B1 - Optisches modul einer beleuchtungs- und/oder signalisierungsvorrichtung eines kraftfahrzeuges - Google Patents

Optisches modul einer beleuchtungs- und/oder signalisierungsvorrichtung eines kraftfahrzeuges Download PDF

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Publication number
EP2598797B1
EP2598797B1 EP11734155.2A EP11734155A EP2598797B1 EP 2598797 B1 EP2598797 B1 EP 2598797B1 EP 11734155 A EP11734155 A EP 11734155A EP 2598797 B1 EP2598797 B1 EP 2598797B1
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EP
European Patent Office
Prior art keywords
support
reflector
module according
reflectors
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP11734155.2A
Other languages
English (en)
French (fr)
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EP2598797A1 (de
Inventor
Christophe Thullier
Thomas Canonne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR1056095A external-priority patent/FR2965039B1/fr
Priority claimed from FR1057145A external-priority patent/FR2964723B1/fr
Application filed by Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to EP20215664.2A priority Critical patent/EP3822538A1/de
Publication of EP2598797A1 publication Critical patent/EP2598797A1/de
Application granted granted Critical
Publication of EP2598797B1 publication Critical patent/EP2598797B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/36—Combinations of two or more separate reflectors
    • F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
    • F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
    • 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
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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
    • F21S41/29—Attachment thereof
    • F21S41/295—Attachment thereof specially adapted to projection lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/39—Attachment thereof
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/47—Attachment thereof
    • 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
    • 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
    • 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
    • F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
    • F21S43/37—Attachment thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/42—Forced cooling
    • F21S45/43—Forced cooling using gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/49—Attachment of the cooling means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
    • F21W2102/19—Arrangement or contour of the emitted light for regions other than high beam or low beam for curves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/30—Fog lights

Definitions

  • the present invention relates to an optical module of a lighting and / or signaling device of a motor vehicle.
  • An optical module comprising the characteristics of the preamble of claim 1 is for example known from the document DE 10 2007 043961 A1 .
  • the aim of the invention is to provide an optical module for a lighting and / or signaling device which overcomes the aforementioned drawbacks and improves the optical modules known from the prior art.
  • the invention proposes an optical module of simple structure and in which the chains of dimensions are also simple.
  • the optical module for the lighting and / or signaling device of a motor vehicle comprising a support, an optical lens and a heat exchanger.
  • the optical lens and the exchanger thermal are attached to said support and the support connects the optical lens to the heat exchanger.
  • the support directly supports the lens and directly supports the heat exchanger.
  • the support may be intended to be mounted directly or indirectly on the housing of the lighting and / or signaling device and inside this housing.
  • the support can also support a fan and / or at least one light reflector and / or a bender and / or an air channeling means.
  • the support directly supports the fan and / or the at least one light reflector and / or the folder and / or the air ducting means.
  • the support may comprise means for positioning the optical lens and / or the fan and / or the at least one light reflector and / or the bender and / or the heat exchanger, these means cooperating with means positioning provided on the optical lens and / or on the fan and / or on the at least one light reflector and / or on the bender and / or on the heat exchanger.
  • the optical module may include a first and a second light source intended to provide two distinct lighting and / or signaling functions.
  • the first and second sources may together be intended to provide a high beam type lighting function and the second source alone may be intended to provide a low beam type lighting function.
  • the optical module may include a light source intended to provide an anti-fog function.
  • the support may be suitable for being mounted in rotation in a housing of a lighting and / or signaling device of a motor vehicle.
  • a lighting and / or signaling device of a motor vehicle may be suitable for being mounted in rotation in a housing of a lighting and / or signaling device of a motor vehicle.
  • the optical module may comprise a base intended to be fixed to the housing of the lighting and / or signaling device of the motor vehicle and comprising first articulation means intended to be secured to the support so as to allow the support to rotate with respect to to the housing.
  • the support may comprise a tenon intended to cooperate with an orifice in the base, for example a tenon at the top of the support and one below, the axis passing through these tenons corresponding to the axis of rotation of the module by compared to the case.
  • the base may include an operating mechanism for orienting the support relative to the housing.
  • the base may comprise a drive mechanism, from which exits a drive shaft cooperating with an orifice in the module, preferably in the support, so as to drive the support in rotation.
  • the support can be indirectly connected to the base by an intermediate part, for example a frame.
  • the support can then include fixing lugs fixed to the frame.
  • the frame in this case comprises the means cooperating with the first articulation means of the base, for example a tenon at the top and an orifice at the bottom, the tenon rotating in the upper orifice of the base and the orifice receiving the drive axis.
  • the optical lens can be positioned and fixed to the holder in the front part of the latter and the heat exchanger can be positioned and fixed to the holder below the latter.
  • the optical module can include a first and a second light source positioned and fixed on the heat exchanger.
  • the optical module may include a first reflector positioned relative to the support and attached to the support, under the support, between the support and the heat exchanger.
  • the optical module may include a second reflector positioned relative to the support and fixed to the support, under the support and the heat exchanger.
  • the optical module may include a folder positioned and fixed to the support.
  • the optical module can comprise a fan positioned and fixed on the support, for example above the support and / or behind the latter.
  • the lighting and / or signaling device may comprise a housing in which the support is mounted.
  • the invention also relates to a motor vehicle comprising a lighting and / or signaling device as defined above.
  • a subject of the invention is also, independently or in combination with the above, an optical module for a lighting and / or signaling device of a motor vehicle, comprising a reflector associated with a light source, in particular comprising an LED. , to reflect light from this light source, this reflector being formed on a part, in particular monolithic, namely made in one piece, provided with a cooling opening for circulating cooling air.
  • the module comprises a heat exchanger provided with one or more cooling fins extending at least partially into the cooling opening, and where appropriate, said part on which the reflector is formed comprises a rear wall, in particular rounded, partially enveloping this or these fins.
  • the reflector comprises a wall, in particular convex, arranged to serve to guide the air leaving the cooling opening.
  • the module comprises a support, an optical lens and a heat exchanger, and the optical lens and the heat exchanger are both carried by said support.
  • the support is advantageously made in one piece, thus being monolithic, obtained in particular by molding a plastic material.
  • the support has a recess for at least partially receiving a reflector.
  • the module comprises first and second reflectors, in particular each associated with at least one dedicated light source, characterized in that one of the reflectors forms with the support an enclosure receiving the other of the reflectors, allowing in particular to have a relatively compact module.
  • the support comprises at least one fixing arm, in particular two fixing arms, arranged to allow the fixing, in particular by gluing, of the lens, this or these arm or these extending in projection towards the front of the support, this or these arm or these arms preferably connecting to an annular portion of the support.
  • the lens advantageously comprises at least one edge, in particular two opposite edges, in particular substantially rectilinear (s), this or these edges being arranged to be fixed to the arm or arms of the support.
  • the lens may include at least one fixing tab for fixing the lens on the support, this tab being formed in particular on the rectilinear edge, this tab being able to cooperate in particular with one or more pins on the fixing bars of the support.
  • At least one of the first and second reflectors is made in one piece.
  • the reflector comprises, where appropriate, two reflecting surfaces each associated with a light source.
  • This folder is preferably fixed in the module immobile relative to the light source.
  • the folder is provided with lower and upper reflecting faces, preferably joining together forming a bevel having an acute angle, this angle being in particular less than 15 °, or even less than 5 °, or even less than 2 ° or even less than 1 °.
  • these faces of the folder are locally flat, and preferably these faces are not parallel to each other.
  • the folder is formed on a monolithic part, namely made in one piece, preferably in metal to ensure in particular better thermal resistance against the heat originating from the light source (s) of the device or from the sun.
  • the folder has a cut edge, preferably with a step, to make a cut in the beam.
  • the folder comprises at least one machined reflecting face.
  • the folder is formed on a part arranged at a non-zero distance from the heat exchanger.
  • the folder may have front and rear edges, preferably substantially parallel, and in particular substantially rectilinear, the one or more reflecting faces of the folder extending between these edges, which are in particular perpendicular to the optical axis of the module.
  • the folder advantageously comprises at least one fixing lug, in particular lateral, arranged to allow its fixing to the support.
  • the folder has two fixing ears at the opposite ends of the folder, these ears arranged in particular at the ends of the folder in the direction of the largest dimension.
  • the direction of the largest dimension of the folder is advantageously substantially perpendicular to an optical axis of the module.
  • the optical module 1 mainly comprises a support 2, an optical lens 3, a fan 5, a heat exchanger, such as a radiator 4, a first reflector 6, a second reflector 7 and a bender 8.
  • the support comprises means 30 for positioning and for fixing the optical lens 3 on the support. These means cooperate with positioning and fixing means 31 provided on the optical lens 3.
  • the optical lens is thus supported by the support.
  • the optical lens is directly supported by the support.
  • the support comprises means 32 for positioning and for fixing the radiator 4 on the support. These means cooperate with means 33 for positioning and fixing provided on the radiator.
  • the radiator is thus supported by the support. Preferably, the radiator is supported directly by the support.
  • the support comprises means 34 for positioning and for fixing the fan 5 on the support. These means cooperate with means 35 for positioning and fixing provided on the fan.
  • the fan is thus supported by the support. Preferably, the fan is supported directly by the support.
  • the support comprises means 36 for positioning and for fixing the first reflector 6 on the support. These means 37 cooperate with positioning and fixing means provided on the first reflector 6. Alternatively, the support may only have means for fixing the first reflector 6 on the support. Positioning means may be provided on the first reflector to cooperate with positioning means on the radiator or on a first light source, so as to position the first reflector relative to the first light source.
  • the first reflector is thus supported by the support. Preferably, the first reflector is directly supported by the support. Alternatively again, the first reflector can be positioned on the radiator and supported by the radiator.
  • the support comprises means 38 for positioning and for fixing the second reflector 7 on the support. These means cooperate with means 39 for positioning and fixing provided on the second reflector 7. Alternatively, the support may only have means for fixing the second reflector 7 on the support. Positioning means can be provided on the second reflector to cooperate with positioning means on the radiator or on a second light source, so as to position the second reflector relative to the second light source.
  • the second reflector is thus supported by the support. Preferably, the second reflector is directly supported by the support. Alternatively again, the second reflector can be positioned on the radiator and supported by the radiator.
  • the support comprises means for positioning and for fixing the folder 8 on the support. These means cooperate with positioning and fixing means provided on the folder 8. Alternatively, the support may only have means for fixing the folder 8 on the support. Positioning means may be provided on the folder to cooperate with positioning means on the radiator or on the first light source, so as to position the folder relative to the first source of light.
  • the folder is thus supported by the support. Preferably, the folder is supported directly by the support. Alternatively still, the folder can be positioned on the radiator and supported by the radiator.
  • the support comprises means 38 for positioning and for fixing an air flow guide 13 on the support. These means cooperate with means 39 for positioning and fixing provided on the guide 13.
  • the air flow guide may be integral with the second reflector, as on the figures 1 to 5 .
  • the air guide is thus supported by the support.
  • the guide is supported directly by the support.
  • the first light source comprises a first electroluminescent diode mounted on a first printed circuit 9 and a second electroluminescent diode mounted on a second printed circuit 10.
  • These printed circuits 9 and 10 are preferably positioned and fixed on the radiator 4.
  • the light beams emitted by the first source are reflected by a reflecting surface 11 of the first reflector before being partially reflected by the folder 8 and deflected by the optical lens 3.
  • These various elements constitute a first optical system making it possible to generate a light beam with low beam type cut-off.
  • the reflecting surface 11 has a first portion in the shape of an ellipsoid and a second portion in the shape of an ellipsoid, the first diode being at least substantially at the first focus of the first ellipsoid portion, the second diode being at least substantially at the first focal point of the second ellipsoidal portion and the folder located at least substantially at the level of the second focal points of the first and second ellipsoidal portions.
  • the folder is preferably also located at the focal point of the optical lens 3.
  • the second light source comprises a third light emitting diode mounted on a third printed circuit 19.
  • This printed circuit 19 is preferably positioned and fixed on the radiator 4.
  • the light beams emitted by the second source are reflected by a reflecting surface. 12 of the second reflector 7 before being deflected by the optical lens 3.
  • These different elements constitute a second optical system making it possible to generate a complementary part of the light beam generated by the first optical system so that the first and second beams complementarily produce a high beam type light beam.
  • the reflecting surface 12 is in the shape of an ellipsoid.
  • the third diode is located at least substantially at the first focal point of the reflecting surface 12 and the focal point of the optical lens 3 is located at least substantially at the level of the second focal point of the reflecting surface 12.
  • the various components of the optical systems namely: light sources, reflectors, bender and optical lens are positioned precisely with respect to each other.
  • the chain of dimensions positioning the light sources with respect to the reflectors or with respect to the optical lens pass through the radiator and the support.
  • the various components of the optical systems are supported by the support indirectly or, preferably, directly.
  • the fan makes it possible to create an air flow 22 flowing between the fins 18 of the radiator and channeled by a guide 13 to optimize the heat exchange between the air and the radiator.
  • the various printed circuits carrying the light-emitting diodes are fixed to the radiator and positioned relative to the radiator. They are therefore indirectly supported by the support 2, the radiator being fixed to the support.
  • the support also has fixing means allowing it to be fixed to a structure of the motor vehicle.
  • the fastening means allow it to be fixed in a housing of a lighting and / or signaling device, this housing also having means for fastening to the structure of the motor vehicle.
  • the support is preferably produced by molding. It is for example made of metal or plastic, in particular composite.
  • a second embodiment of the optical module according to the invention is described below with reference to figures 4 and 5 . It differs from the first embodiment only in the structure of the support 2.
  • the support 2 comprises first articulation means 2c which cooperates with second articulation means on a base 2b. intended to be fixed in a housing of the lighting and / or signaling device.
  • the base forms for example a frame in which the support is articulated. This articulation is for example carried out along a vertical axis, for example by a pivot connection.
  • a function of modifying the direction of the optical axis of the lighting and / or signaling device can be performed when the motor vehicle is negotiating a curve.
  • the base can also include a maneuvering means such as a geared motor making it possible to control the orientation of the support and therefore that of the optical module.
  • the support may comprise as first articulation means a tenon (not shown), for example a tenon at the top of the support and a tenon below, the axis passing through these tenons corresponding to the axis of rotation of the module. relative to the housing.
  • the base can include, as second articulation means, orifices intended to cooperate with the tenons.
  • the base 2b comprises a drive mechanism, from which exits a drive shaft 2d cooperating with an orifice in the module, preferably in the support 2, so as to drive the support 2 in rotation.
  • the support 2 can be indirectly connected to the base 2b by an intermediate part (not shown for the sake of clarity), for example a frame.
  • the support can then comprise fixing lugs 2e fixed to the frame.
  • the frame then comprises means cooperating with the second articulation means of the base, for example a tenon at the top and an orifice at the bottom, the tenon rotating in the upper orifice 2c of the base and the orifice receiving the '2d drive axis.
  • the term “supporting a component” is understood to mean the action of taking up the forces exerted on the component and of transmitting them to the structure of the motor vehicle, the forces being in particular those, at a distance, due to forces. acceleration like weight.
  • a part supporting a component “directly” directly absorbs the forces exerted on the component and transmits them to the structure of the vehicle. automotive, that is to say that there is no intermediate part transmitting the forces between the component and the part.
  • an intermediate part can be provided if its only function is an interface function. In the latter case, despite the intermediate part, it is considered that the part directly supports the component.
  • the optical module performs a first low beam function and a second high beam function.
  • the optical module according to the invention can perform any other function replacing one and / or the other of the first and second functions.
  • the optical module according to the invention can also provide only a single lighting and / or signaling function, such as an anti-fog function.
  • the term “at least appreciably” used with different adjectives means: “ adjective ” or “appreciably adjective ”, for example “at least appreciably perpendicular” means “perpendicular” or “appreciably perpendicular”.
  • the support 2 is made in one piece, the support 2 being a monolithic part.
  • This support 2 is for example made by molding in plastic material.
  • the second reflector 7 is formed on a part, in particular monolithic, namely produced in one piece, provided with a cooling opening 50 for circulation of cooling air, as illustrated in particular on the figures 1 and 2 .
  • the heat exchanger 4 is provided with several cooling fins 51 extending opposite the cooling opening 50.
  • the reflector 7 comprises a domed wall 52 arranged to serve to guide the air leaving the cooling opening 50.
  • the support 2 has a recess 55 to receive the reflector 6, as can be seen on the figure 3 for example.
  • the reflector 7 forms with the support 2 an enclosure 56 receiving the reflector 6, making it possible in particular to have a relatively compact module (see figure 3 ).
  • the support 2 comprises two fixing arms 60 arranged to allow the fixing, in particular by gluing, of the lens 3, these arms 60 projecting towards the front of the support 2.
  • the lens 3 has two opposite rectilinear edges 63 arranged to be fixed on the arms 60 of the support 2 (see figure 1 ).
  • the lens comprises, on each edge 63, a fixing tab 65 for fixing the lens 3 on the support 2, this tab 65 being able to cooperate with one or more pins 66 on the fixing arm 60 of the support (see figure 1 ).
  • Each of the first and second reflectors 6 and 7 is made in one piece.
  • the reflector 6 comprises two reflecting surfaces each associated with a light source.
  • the folder 8 is made on a metal part, preferably a monolithic part.
  • the folder 8 is provided with lower 70 and upper 71 reflecting faces (see figure 3 in particular), joining together forming a bevel having an acute angle, this angle being in particular less than 15 °, or even less than 5 °, or even less than 2 ° or even less than 1 °.
  • the folder 8 is formed on a monolithic part, namely made in one piece, preferably of metal to ensure in particular better thermal resistance against the heat coming from the light source (s) of the device or from the sun.
  • Folder 8 has a cut edge 74, with a step 75 (see figure 1 ).
  • the folder 8 is formed on a part arranged at a non-zero distance from the heat exchanger 4.
  • the folder 8 has front and rear edges 78, preferably substantially parallel, and in particular substantially rectilinear, the reflecting faces 70 and 71 of the folder 8 extending between these edges 78, which are in particular perpendicular to the optical axis x of the module.

Claims (9)

  1. Optisches Modul (1 ; 1') einer Beleuchtungs-und/oder Signalisierungsvorrichtung eines Kraftfahrzeugs, umfassend erste und zweite Reflektoren (6,7), wobei einer der Reflektoren (7) mit einer Lichtquelle, insbesondere umfassend eine LED, verbunden ist, um von dieser Lichtquelle kommendes Licht zu reflektieren, wobei dieser Reflektor (7) auf einem Teil ausgebildet ist, das mit einer Kühlungsöffnung (50) für eine Kühlluftzirkulation versehen ist, wobei das Modul eine Abstützung (2), eine optische Linse (3) und einen Wärmetauscher (4) umfasst, wobei die optische Linse (3) und der Wärmetauscher (4) beide von der Abstützung (2) getragen werden, wobei das Modul dadurch gekennzeichnet ist, dass einer der Reflektoren (7) mit der Abstützung (2) einen Raum (56) bildet, der den anderen der Reflektoren (6) aufnimmt.
  2. Modul nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass es einen Wärmetauscher (4) umfasst, der mit einer oder mehreren Kühlrippen (51) versehen ist, die sich zumindest teilweise in die Kühlungsöffnung erstrecken.
  3. Modul nach einem der beiden vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der Reflektor eine Wand (52), insbesondere eine gewölbte Wand, umfasst, die so angeordnet ist, dass sie zur Führung der aus der Kühlungsöffnung austretenden Luft dient.
  4. Modul nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Abstützung (2) aus einem Stück gefertigt, also monolithisch ist, und insbesondere durch Gießen eines Kunststoffmaterials erhalten wird.
  5. Modul nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Abstützung (2) eine Aussparung (55) zur mindestens teilweisen Aufnahme eines Reflektors (6) aufweist.
  6. Modul nach einem der vorhergehenden Ansprüche, bei dem der erste und der zweite Reflektor jeweils mit mindestens einer dedizierten Lichtquelle verbunden sind.
  7. Modul nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Abstützung mindestens einen Befestigungsarm (60), insbesondere zwei Befestigungsarme, umfasst, die so angeordnet sind, dass sie die Befestigung der Linse, insbesondere durch Kleben, ermöglichen, wobei dieser Arm oder diese Arme in Richtung der Vorderseite der Abstützung vorstehen, wobei dieser Arm oder diese Arme vorzugsweise in einen ringförmigen Abschnitt (61) der Abstützung eingepasst sind.
  8. Modul nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die Linse mindestens einen Rand (63), insbesondere zwei gegenüberliegende, insbesondere im Wesentlichen geradlinige Ränder, umfasst, wobei der Rand oder die Ränder zur Befestigung an dem Arm oder den Armen der Abstützung angeordnet sind.
  9. Modul nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mindestens einer der ersten und zweiten Reflektoren aus einem Stück gefertigt ist.
EP11734155.2A 2010-07-26 2011-07-22 Optisches modul einer beleuchtungs- und/oder signalisierungsvorrichtung eines kraftfahrzeuges Active EP2598797B1 (de)

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EP20215664.2A EP3822538A1 (de) 2010-07-26 2011-07-22 Optisches modul einer beleuchtungs- und/oder signalisierungvorrichtung eines kraftfahrzeugs

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FR1056095A FR2965039B1 (fr) 2010-07-26 2010-07-26 Module optique de dispositif d'eclairage et/ou de signalisation d'un vehicule automobile
FR1057145A FR2964723B1 (fr) 2010-09-09 2010-09-09 Module optique de dispositif d'eclairage et / ou de signalisation d'un vehicule automobile
PCT/EP2011/062668 WO2012013602A1 (fr) 2010-07-26 2011-07-22 Module optique de dispositif d'eclairage et/ou de signalisation de vehicule automobile

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EP3822538A1 (de) 2021-05-19
US20130272008A1 (en) 2013-10-17
EP2598797A1 (de) 2013-06-05
CA2810700A1 (fr) 2012-02-02
US9593821B2 (en) 2017-03-14
CN103109131B (zh) 2016-03-09
WO2012013602A1 (fr) 2012-02-02
CA2810700C (fr) 2017-01-17
CN103109131A (zh) 2013-05-15

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