EP2264362B1 - Phares DEL et système d'éclairage doté de tels phares - Google Patents

Phares DEL et système d'éclairage doté de tels phares Download PDF

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Publication number
EP2264362B1
EP2264362B1 EP10182275.7A EP10182275A EP2264362B1 EP 2264362 B1 EP2264362 B1 EP 2264362B1 EP 10182275 A EP10182275 A EP 10182275A EP 2264362 B1 EP2264362 B1 EP 2264362B1
Authority
EP
European Patent Office
Prior art keywords
leds
headlamp
unit
reflectors
modules
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.)
Revoked
Application number
EP10182275.7A
Other languages
German (de)
English (en)
Other versions
EP2264362A1 (fr
Inventor
Joachim Leibig
Stephan Lukanow
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.)
Siteco GmbH
Original Assignee
Siteco 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
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Application filed by Siteco GmbH filed Critical Siteco GmbH
Publication of EP2264362A1 publication Critical patent/EP2264362A1/fr
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Publication of EP2264362B1 publication Critical patent/EP2264362B1/fr
Revoked legal-status Critical Current
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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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of 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
    • F21S6/00—Lighting devices intended to be free-standing
    • F21S6/005—Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • 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
    • F21V5/04—Refractors for light sources of lens shape
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • 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
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • 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
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a headlamp for lighting purposes, in particular a headlamp for use as a projector unit in a lighting system with indirect light emission, a so-called secondary lighting system, and to such a lighting system.
  • secondary lighting systems are for example for indoor lighting EP 0 735 311 A1 and for outdoor lighting, e.g. EP 0 479 042 A2 known.
  • Previous projector lights for secondary lighting systems had lamps, for example high-pressure lamps, as well as a reflector assigned to the lamp, which the light from the lamp focused on the reflector of the secondary lighting system. Such projector lights were usually voluminous and expensive to build.
  • US 2005/0162854 A1 discloses a light emitting diode which is provided with optics to generate a collimated light beam.
  • the optics include a converging lens in the main emission direction of the LED and a paraboloid reflector with additional deflection reflectors in the circumferential direction of the LED.
  • DE 20 2004 009 691 U1 discloses a lamp with an LED lamp and an optical device which is arranged at a distance from the LED lamp in the beam path of the LED.
  • the optical device can be a reflector or an aspherical lens. The distance between the LED and the optical device can be adjusted along the optical axis of the system in order to change the opening angle of the beam cone generated.
  • US 2005/047153 A1 discloses a motor vehicle headlight with a cornering light function. LEDs inside the vehicle headlight are controlled according to a steering wheel lock to illuminate a curve.
  • EP 1 568 935 A1 discloses an operating light, which has several light modules that can be adjusted against each other with the help of articulated connections.
  • the invention provides a headlamp for lighting purposes according to claim 1, in particular for use as a projector unit in a lighting system with indirect light emission, each having one or more light sources.
  • the invention finds application both in the field of interior lighting and in the field of exterior lighting.
  • headlights for other purposes for example motor vehicle headlights
  • the light emission characteristic of a headlight for lighting purposes must be adapted to differently illuminated surfaces and different angles of inclination to these surfaces.
  • a construction that can be easily adapted to various lighting tasks is therefore advantageous.
  • a lens is assigned to one or more LEDs, which bundles the light from the LEDs and in particular generates a beam bundle in which, in one, preferably each, plane parallel to the main emission direction of the beam bundle, the angle between the marginal rays, which the Limit the beam (so-called half-beam angle), between 0 ° and 20 °, preferably between 0 ° and 10 °.
  • Several lenses can be combined in a single or multi-part optical unit.
  • a heat sink for dissipating the heat generated by the LED is preferably arranged on the side of the LED opposite the lens.
  • the invention can provide that the central axes of at least two beam bundles, each of which is emitted via a lens assigned to one or more LEDs, are not parallel or enclose an angle greater than 0 ° with one another.
  • the invention can provide that LEDs are arranged along several lines, in particular in several rows, and the central axes of the beam bundles, which are emitted by the lenses belonging to the LEDs of a line, are parallel to one another.
  • the invention can provide that one or more LEDs and / or one or more lenses, which are assigned to LEDs, are arranged to be adjustable, so that the orientation of the central axis of the respective beam bundle, which is emitted by the corresponding lens, assigned to one or more LEDs , can be changed individually for each LED or together for a group of LEDs.
  • the invention can provide that the launcher unit is composed of several modules, each of which has one or more LEDs.
  • connection can be a detachable connection, e.g. a plug-in, snap-in or clamp connection, or a non-detachable connection, e.g. a connection created by gluing or welding.
  • one or more modules are connected to one another with a plug connection.
  • one or more modules are arranged adjustable in the headlight relative to other modules.
  • the invention can provide that one or more modules in the headlight are arranged to be adjustable relative to a support structure of the headlight.
  • one or more of these modules is assigned an actuator with which the module can be adjusted, preferably remotely.
  • the invention also provides a lighting system with a projector unit which has one or more light sources and a reflector unit which is spaced apart from the projector unit and which is assigned to this projector unit and reflects the light of the projector unit into a space to be illuminated, the projector unit being a headlight as described above.
  • the invention can provide that the reflector unit has one or more Fresnel reflectors.
  • such a Fresnel reflector which can have a plurality of non-overlapping reflection areas, can have at least one light-refractive or light-reflecting surface on which a light-guiding reflection structure of elevations and / or depressions is formed, with an edge of at least two non-interconnected elevations or depressions of the reflection structure each follows a line that extends in two dimensions such that one elevation or depression completely or partially encloses the other or is at least concave with respect to it.
  • Such a reflector can be a transmission body made of a translucent material, e.g. in the area of one or more of the reflection areas, which has a light incidence side and a side opposite the light incidence side, and a reflection device which reflects light that has entered the body back into the body in the area of the side opposite the light incidence side.
  • the side of the transmission body opposite the light incidence side can have an interface with a material which at least partially reflects light in a directional manner.
  • an edge of a plurality of elevations or depressions of a reflection structure, in particular one or more reflection structures of a reflection region can follow a line which is identical to the projection of a contour line of a three-dimensional imaginary body, the base area of which is identical to the surface of the reflector as a whole or a reflection region of a reflector is on the footprint of.
  • the reflector unit can consist of one or more reflectors, in particular mirrors.
  • the invention can provide that the reflector unit has one or more fixed reflectors and / or one or more adjustable reflectors.
  • the invention can provide that the fixed reflectors on the edge of the reflector unit and the adjustable reflectors are arranged spaced from the edge of the reflector unit.
  • the lighting system according to the invention can have a plurality of projector units which are assigned to the same reflector unit.
  • the invention can provide a driven actuating device for adjusting one or more reflectors of the reflector unit.
  • the actuating device can in particular be remotely controlled, e.g. from a PC.
  • the invention can provide that one or more LEDs only radiate light onto one reflector of the reflector unit or only onto a part of the reflectors of the reflector unit, but not onto all reflectors of the reflector unit.
  • one or more of the reflectors which are assigned to an LED or a group of LEDs are adjustable and / or the LED or LEDs and / or the optics assigned to them and / or one or Several modules in which these LEDs are accommodated are adjustable so that the light emission characteristic of the light reflected by the corresponding reflector or reflectors can be changed.
  • the invention can provide that one or more modules of the launcher unit are assigned to one or more reflectors of the reflector unit so that they only or essentially only radiate light onto these reflectors and radiate no or essentially no light onto the other reflectors of the reflector unit.
  • the invention can provide that the projector unit and / or the reflector unit are attached to a mast.
  • the invention can provide that the distance between the launcher unit and reflector unit is 0.2 m to 6 m, in particular 2 m to 3.5 m.
  • the lighting system shown consists essentially of three main components, namely a mast 1, a projector unit 2 and a reflector unit 5.
  • the projector unit is spaced from the floor or the lower mast end, for example at a height of 3 m, and the reflector unit in turn is above the projector unit , for example at a height of 6 m.
  • Thrower unit 2 and reflector unit 5 are separate units which are spatially separated from one another, ie there is an intermediate space between them which separates the two units and runs through the light from the thrower unit to the reflector unit.
  • the mast is designed in a conventional manner and can have, for example, a round or square cross section. According to an advantageous embodiment, it accommodates the ballasts for the launcher unit. Power is supplied via a mast connection 6.
  • the projector unit consists of several Fresnel mirrors, which are in Fig. 2 are designated by 10 and 12, the mirrors 10 being fixedly mounted and the mirrors 12 being adjustable.
  • the mirrors can be pivoted around one, two or three axes and, if necessary, also moved linearly with one, two or three degrees of freedom.
  • the mirrors are fixed in place on the edge of the reflector unit 5 and the mirrors 12 can be pivoted inside the reflector unit, so that the permanently mounted mirrors 10 form an outer ring around the adjustable mirrors 12.
  • the entire reflector unit consists of 25 mirror elements, 16 of which are fixed mirrors 10 on the edge of the reflector unit 5 and an arrangement of 3 ⁇ 3 adjustable mirrors 12 inside the reflector unit 5.
  • Mirrors 10 and 12 are only exemplary.
  • the number and / or the arrangement of the stationary and adjustable mirror elements can be different, depending on the respective requirements, just as the reflector unit can consist exclusively of stationary or exclusively of adjustable mirrors.
  • the inner, adjustable mirrors have a narrow focusing characteristic and the outer, stationary mirrors 12 generate a wider light distribution than the inner mirrors 12.
  • the adjustable mirrors 12 are each assigned a servomotor 14, so that each mirror 12 can be individually pivoted or otherwise adjusted via the servomotor 14 assigned to it.
  • the servomotors can advantageously be set via a wired or wireless remote control.
  • the pivotable mirrors can be controlled, for example, via a PC. this makes possible a dynamic light distribution that is controlled by a central control unit.
  • the LED projector unit 2 is composed of 49 individual modules 20. Each of these modules has an LED 22, a narrow lens 24 assigned to the LED and a heat sink for dissipating the heat generated by the LED.
  • the power supply takes place via the mast connection 6.
  • the LEDs 22 and the associated lenses 24 are arranged such that the axis of the radiation of all modules 20 is parallel and perpendicular to the light exit surface of the projector unit 2, so that in the in the drawings embodiment shown the light is emitted parallel to the vertical.
  • the modules can also be provided to design or arrange the modules so that the axis of the radiation of one or more, possibly also all, modules is inclined against the longitudinal axis of the mast or the vertical, in order to illuminate the To optimally design reflector unit 5.
  • the axis of the radiation of individual modules is set at an individual angle or that for a group of such modules the respective axis of the radiation is oriented at the same non-vanishing angle to the vertical, so that the latter Group of modules emit light in the same main direction of radiation.
  • the modules can advantageously be arranged adjustably in the launcher unit. It is advantageous if the modules or a corresponding group of modules is assigned a preferably remote-controlled actuator which makes it possible to set or change the angle between the axis of the radiation and the vertical.

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

Claims (16)

  1. Phare destiné à l'éclairage avec une ou plusieurs sources de lumière, qui comporte plusieurs diodes électroluminescentes (DEL), une lentille (24) étant affectée à une ou plusieurs DEL (22) et concentrant la lumière des DEL, le phare se composant de plusieurs modules (20) qui comportent respectivement une ou plusieurs DEL (22),
    un ou plusieurs modules (20) étant disposés dans le phare de façon ajustable relativement à d'autres modules, caractérisé en ce qu'un servomoteur est affecté au module ou aux plusieurs modules, avec lequel le module peut être ajusté en étant commandé à distance.
  2. Phare selon la revendication 1, caractérisé en ce que le phare est constitué en tant qu'unité de projection.
  3. Phare selon la revendication 1 ou 2, caractérisé en ce qu'un ou plusieurs modules (20) sont disposés dans le phare de façon ajustable relativement à une construction de support du phare.
  4. Phare selon la revendication 2 ou 3, caractérisé en ce que deux modules (20) ou davantage sont raccordés directement les uns aux autres.
  5. Phare selon l'une des revendications 2 à 4, caractérisé en ce qu'un ou plusieurs modules (20) sont raccordés les uns aux autres avec une connexion enfichable.
  6. Phare selon l'une des revendications précédentes, caractérisé en ce que les axes centraux d'au moins deux faisceaux de rayons qui sont émis respectivement par le biais d'une lentille (24) affectée à une ou plusieurs DEL (22) ne sont pas parallèles.
  7. Phare selon l'une des revendications précédentes, caractérisé en ce que des DEL (22) sont disposées le long de plusieurs lignes, en particulier en plusieurs rangées, et en ce que les axes centraux des faisceaux de rayons qui sont émis par les lentilles (24) appartenant aux DEL d'une ligne sont parallèles entre eux.
  8. Phare selon l'une des revendications précédentes, caractérisé en ce qu'une ou plusieurs DEL (22) et/ou une ou plusieurs lentilles (24) qui sont affectées à des DEL sont disposées de façon ajustable de telle sorte que l'orientation de l'axe central du faisceau de rayons respectif qui est émis par la lentille (24) correspondante affectée à une ou plusieurs DEL peut être modifiée individuellement pour chaque DEL ou conjointement pour un groupe de DEL.
  9. Système d'éclairage avec une unité de projection (2) qui comporte une ou plusieurs sources de lumière (22), et avec une unité de réflecteur (5), distante de l'unité de projection, qui est affectée à cette unité de projection et réfléchit la lumière de l'unité de projection (2) dans une zone de l'espace à éclairer, caractérisé en ce que l'unité de projection (2) est un phare selon l'une des revendications 1 à 8.
  10. Système d'éclairage selon la revendication 9, caractérisé en ce que l'unité de réflecteur comporte un ou plusieurs réflecteurs de Fresnel (10, 12).
  11. Système d'éclairage selon la revendication 9 ou 10, caractérisé en ce que l'unité de réflecteur comporte un ou plusieurs réflecteurs (10) fixes et/ou un ou plusieurs réflecteurs (12) ajustables.
  12. Système d'éclairage selon la revendication 11, caractérisé en ce que les réflecteurs (10) fixes sont disposés sur le bord de l'unité de réflecteur (5) et les réflecteurs (12) ajustables sont disposés à distance de l'unité de réflecteur (5).
  13. Système d'éclairage selon la revendication 11 ou 12, caractérisé par un dispositif d'ajustement (14) entraîné pour l'ajustement d'un ou de plusieurs réflecteurs (12) de l'unité de réflecteur (5).
  14. Système d'éclairage selon l'une des revendications 9 à 13 avec un phare selon l'une des revendications 5 à 10, caractérisé en ce qu'un ou plusieurs modules (20) de l'unité de projection sont affectés à un ou plusieurs réflecteurs (10, 12) de l'unité de réflecteur (5) de telle sorte qu'ils envoient la lumière essentiellement uniquement sur ces réflecteurs et n'envoient essentiellement pas de lumière sur les autres réflecteurs de l'unité de réflecteur.
  15. Système d'éclairage selon l'une des revendications 9 à 14, caractérisé en ce que l'unité de projection (2) et/ou l'unité de réflecteur (5) sont fixées à un mât (1).
  16. Système d'éclairage selon l'une des revendications 9 à 15, caractérisé en ce que la distance entre l'unité de projection (2) et l'unité de réflecteur (5) est de 0,2 m à 6 m.
EP10182275.7A 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares Revoked EP2264362B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202006004481U DE202006004481U1 (de) 2006-03-21 2006-03-21 LED-Scheinwerfer und Beleuchtungssystem mit einem solchen Scheinwerfer
EP07005834A EP1837590B1 (fr) 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP07005834A Division EP1837590B1 (fr) 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares
EP07005834.2 Division 2007-03-21

Publications (2)

Publication Number Publication Date
EP2264362A1 EP2264362A1 (fr) 2010-12-22
EP2264362B1 true EP2264362B1 (fr) 2020-07-29

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ID=36580748

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Application Number Title Priority Date Filing Date
EP10182275.7A Revoked EP2264362B1 (fr) 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares
EP07005834A Active EP1837590B1 (fr) 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP07005834A Active EP1837590B1 (fr) 2006-03-21 2007-03-21 Phares DEL et système d'éclairage doté de tels phares

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Country Link
EP (2) EP2264362B1 (fr)
AT (1) ATE523733T1 (fr)
DE (1) DE202006004481U1 (fr)

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DE102006044019B4 (de) 2006-09-15 2011-12-29 Stiftung Alfred-Wegener-Institut für Polar- und Meeresforschung Stiftung des öffentlichen Rechts Reflektorstrahler
DE202009015359U1 (de) 2009-11-11 2010-03-25 Caralux Led- Und Neonlichttechnik Gmbh Beleuchtungseinrichtung für öffentliche Verkehrswege und Plätze mit Lumineszenzdioden als Leuchtmittel
DE202015102953U1 (de) 2015-06-08 2015-09-03 Rudolf Göckel LED-Lampe
DE102019114526A1 (de) * 2019-05-29 2020-12-03 Bartenbach Holding Gmbh Leuchte
DE102019118285A1 (de) * 2019-07-05 2021-01-07 Siteco Gmbh Leuchte mit adaptiver LVK

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DE202006004481U1 (de) 2006-05-24
ATE523733T1 (de) 2011-09-15
EP2264362A1 (fr) 2010-12-22
EP1837590B1 (fr) 2011-09-07
EP1837590A1 (fr) 2007-09-26

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