EP0953801B1 - Système d' éclairage comprenant un réflecteur dissocié de la source lumineuse - Google Patents

Système d' éclairage comprenant un réflecteur dissocié de la source lumineuse Download PDF

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Publication number
EP0953801B1
EP0953801B1 EP99108352A EP99108352A EP0953801B1 EP 0953801 B1 EP0953801 B1 EP 0953801B1 EP 99108352 A EP99108352 A EP 99108352A EP 99108352 A EP99108352 A EP 99108352A EP 0953801 B1 EP0953801 B1 EP 0953801B1
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EP
European Patent Office
Prior art keywords
reflector
lighting system
sections
concave
elements
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.)
Expired - Lifetime
Application number
EP99108352A
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German (de)
English (en)
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EP0953801A2 (fr
EP0953801A3 (fr
Inventor
Elke Volz
Tobias Schiebold
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.)
Osram SBT GmbH
Original Assignee
Siteco Beleuchtungstechnik GmbH
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Filing date
Publication date
Application filed by Siteco Beleuchtungstechnik GmbH filed Critical Siteco Beleuchtungstechnik GmbH
Publication of EP0953801A2 publication Critical patent/EP0953801A2/fr
Publication of EP0953801A3 publication Critical patent/EP0953801A3/fr
Application granted granted Critical
Publication of EP0953801B1 publication Critical patent/EP0953801B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • F21S8/088—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device mounted on top of the standard, e.g. for pedestrian zones
    • 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

Definitions

  • the invention relates to a secondary beam illumination system according to the preamble of claim 1.
  • Such lighting systems are characterized in that the light source and the associated reflector element are spatially and structurally separated, wherein the reflector assembly serves as a virtual light source, with which the space in question illuminated becomes.
  • Such an arrangement is particularly advantageous in street lights and lighting poles, but also in high rooms, since there the reflector assembly attached to the corresponding mast or on the ceiling and serving as a light projector lighthouse can be mounted easily accessible near the ground, so that they for a Maintenance and the like. Is readily accessible.
  • AT 386 670 B proposes several separate convex reflectors which are illuminated by a projector light and reflect the light in different directions, although the light from the launcher necessarily only fully captures some of these reflectors and thus the remaining reflectors are relatively inefficient.
  • FR 2 663 108 discloses a secondary beam illumination system according to the preamble of claim 1.
  • This document discloses a reflector assembly which acts as a reflector and diffuser.
  • the reflector may be uniform or formed from a plurality of small reflectors.
  • As reflector shapes are plane, concave, convex or arbitrary shapes disclosed.
  • a secondary beam illumination system with one or more launchers and one of these launcher separate and spaced reflector assembly, which is illuminated by the launcher lights is reflected and the light incident on them to a space to be illuminated space, wherein the reflector assembly has one or more convex reflector portions and one or more concave reflector portions.
  • the concave reflector portion (s) are arranged and oriented or orientable to define one or more areas of space which are illuminated and / or lightened by the concave reflector portions and which are not identical to the space portion (s) of the convex reflector portions be illuminated.
  • this also includes the case in which a partial area of the spatial area illuminated by the convex reflector sections is illuminated to a greater extent by the concave reflector sections than the rest, for example in the manner of a spotlight.
  • the projector lamps and / or the reflector arrangement or parts thereof can be arranged fixed or adjustable in terms of their position and / or orientation in their respective holding devices. These cases are not distinguished in this application; When reference is made to a particular position or orientation of components of the lighting system, unless otherwise stated, it is meant both the case of a fixed and the case of an adjustable arrangement of the corresponding elements which are adjustable to that position / orientation.
  • the invention may provide that the reflector arrangement comprises one or more reflector elements with concave and convex portions, which are arranged in a wave-shaped structure.
  • the mean direction of the perpendicular to the reflection surface of a concave reflector portion is different from the mean direction of the perpendicular to the reflection surface of convex reflector portions irradiated by the same projector light.
  • the invention may provide that the reflector assembly is spaced from the projector lantern (s) with respect to the vertical direction, and the angle between the central direction of the light irradiated from one of the launcher lamps and reflected by a concave reflector element is smaller than the vertical axis is the corresponding angle of the light reflected from the convex reflector portions illuminated by the same projector light.
  • concave and convex reflector sections are each structurally separate reflector elements.
  • the invention may also provide that at least one concave reflector element is adjacent to each convex reflector element.
  • the light coming from a projector light falls for the most part on one or more convex reflector sections.
  • the invention can provide that the reflector arrangement and the arrangement of the launcher lights are each rotationally symmetrical to a common axis, in particular the vertical axis.
  • a spatial region is illuminated by the light reflected by the concave reflector sections which is closer to the axis of rotation than the spatial region which is illuminated by the convex reflector sections.
  • the invention may further provide that the reflector assembly comprises a group of spaced-apart concave curved reflector elements and a group of spaced-apart convexly curved reflector elements, the group of concave curved reflector elements and the group of convexly curved reflector elements being spaced apart and the individual reflector elements so are arranged, that in a projection in the distance direction the concave curved reflector elements substantially cover the spaces between convexly curved reflector elements.
  • the lighthouse lights radiate from the bottom up and the concave reflector elements are arranged on the convex reflector elements, more generally, that the concave reflector elements are further away from the launcher lights than the convex reflector elements.
  • the invention can provide that the beams of the projector lamps are focused in the region of the group of convex reflector elements.
  • the invention can provide that the reflector assembly is at least partially formed of wing-like, with respect to the axis of rotation radially projecting reflector elements.
  • the reflector arrangement comprises reflector sections with different radii of curvature.
  • the convex reflector sections may have a different, preferably smaller radius of curvature than the concave reflector sections.
  • Reflector sections or reflector elements with different widths may also have different radii of curvature to spread the light evenly.
  • the invention can provide that the concave and convex reflector elements with the axis of rotation include different angles.
  • one or more of the concave and / or the convex reflector sections is provided with a grid-like structure of local curvatures.
  • the invention can provide that the reflector assembly and the launcher lights are attached to a mast and the beam direction of the lighthouse lights is substantially parallel to the longitudinal axis of the mast.
  • the invention can provide that the orientation of reflector elements about its radial axis and / or the inclination of reflector elements to the rotation axis is variable.
  • the convex reflector sections which can cover a large spatial area, which is efficiently amplified or supplemented in limited spatial areas by the light reflected by the concave reflector elements or reflector sections.
  • a small amount of light can be efficiently used by the concave reflector sections, so that it is possible in particular to make the reflector arrangement so that the majority of the illuminated by a launcher light from the convex reflector portion is reflected and through the concave portions of the "residual light " is being used.
  • this can be achieved by focusing the light of the projector lamp essentially on the convex reflector sections or, in the case of an arrangement of convex and concave reflector elements in two planes, on the plane of the convex reflector elements.
  • the illumination system according to the invention also makes it possible, in a corresponding embodiment, to illuminate a subarea more intensely by concave reflector sections in the manner of a spot without increasing the number of value lights in an illuminated area, for example a competition area in a sports hall or the like.
  • Fig. 1 shows schematically an example of a first embodiment of the invention, in which the reflector elements are arranged substantially in one plane.
  • the number of lanterns can also be smaller or larger.
  • reflector elements 7 and 9 are mounted on a support plate, which reflect the light of the launcher lights 3 back to the ground.
  • convexly curved reflector elements 7 and concave curved reflector elements 9 are provided, which are mounted alternately at uniform angular intervals on the circumference of the support plate 5.
  • Each projector lantern 3 illuminates a group of reflector elements, wherein the beam of the lantern lamps is preferably focused or concentrated on the convex reflector elements 7.
  • the concave reflector elements 9 catch the light passing laterally past the convex reflector elements 7 and reflect this in a focused manner back to the ground.
  • the convex reflector elements 7 are preferably inclined to the mast and illuminate the mast-distant area, while the concave reflectors 9 are substantially horizontal and illuminate the mastnahen area.
  • the radius of curvature of the concave curved reflector elements 9 and the convex curved reflector elements 7 may be different.
  • the width of the reflector elements can vary; In particular, the width of the reflector elements 7 may be greater than that of the reflector elements 9, so that a greater proportion of light is reflected by the convex reflector elements 7. In this case, the beam of a projector light can detect a plurality of convex reflector elements 7. In a preferred embodiment, the curvature is turned off in such a way to the width of the reflector elements 7 and 9 that the light is scattered uniformly.
  • Fig. 3 and Fig. 3a show a modified embodiment in which a concave portion 17a and a convex portion 17b are combined in a reflector element 17.
  • Fig. 4 shows an embodiment of a reflector element 27 with two concave portions 27a and 27b and a convex portion 27c.
  • the reflector elements can also, as in Fig. 5 shown reflector elements 37, be formed in the circumferential direction generally wave-shaped.
  • planar reflector elements or reflector sections may also be present, such as the reflector element 39 which is in Fig. 6 is shown.
  • Fig. 7 shows a second embodiment of the invention, in which the reflector elements are arranged in two different planes. More specifically, on a mast 1 with launcher lights 3 in a first plane held on a support plate 105 wreath of convexly curved reflector elements 107 and in a second, offset to the mast end plane a held on a support plate 108 ring of concave curved reflector elements 109 are provided. In each ring of reflector elements 107 and 109, the reflector elements are spaced from each other in the circumferential direction, wherein the two rings of reflector elements are offset from each other so that the concave reflector elements 109 lie over the spaces between the convex reflector elements 107.
  • the convexly curved reflector elements 107 are inclined to the mast 1 and illuminate the mast-distant area, while the concave reflector elements 109 are substantially perpendicular to the mast, so horizontal, and illuminate substantially the mastnahen area. In this way, a uniform illumination of the environment of the mast 1 is achieved.
  • the focus of the launcher lights 3 is directed in this embodiment, on the plane of the convex curved reflector elements 107, wherein it can also be provided that a launcher 3 irradiates a larger part of their light on a specific curved reflector element 107, while the remaining convex and / or concave Reflector elements 107 and 109 capture the light passing laterally on these reflector elements. It can also be provided that the convex reflector elements 107 are configured so that a part of the light is reflected to an adjacent convex reflector element with a subsequent secondary reflection.
  • the embodiments described above may be varied in various ways, depending on the purpose.
  • the projector lamps 3 and the reflector elements 7, 9 or 107 and 109 can be adjustable in order to adjust the light distribution curve in changing circumstances or e.g. to adapt to varying requirement profiles on a daily basis.
  • the reflector elements can in particular be pivotable about one or two axes perpendicular to the direction of gearing. In an asymmetrical arrangement of the reflector elements, it may also be useful to allow rotation about the mast axis in order to align the reflectors on the space to be illuminated can.
  • the lighting systems according to the invention are particularly suitable for lights in outdoor areas, especially space lighting and the like .
  • they can also be used indoors, for example in sports or concert halls, or in offices, whereby in indoor applications, as a rule, one will refrain from providing a mast 1 and, instead, the reflector arrangement on a ceiling or a wall and the lantern lights 3 will attach to a suitable fastening device near the ground.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)

Claims (18)

  1. Système d'éclairage à rayonnement secondaire, comportant un ou plusieurs projecteurs (3), ainsi qu'un ensemble de réflecteurs, qui est séparé et éloigné de ces projecteurs (3) et qui est illuminé par les projecteurs (3) et réfléchit la lumière reçue sur une zone de la pièce à éclairer, l'ensemble de réflecteurs comportant un ou plusieurs segments réflecteurs convexes (7 ; 17b ; 27c ; 107), caractérisé en ce que l'ensemble de réflecteurs comporte, en outre, un ou plusieurs segments réflecteurs concaves (9 ; 17a ; 27a ; 109), le ou les segments réflecteurs concaves étant disposés et orientés ou orientables de manière à définir une ou plusieurs zones dans la pièce qui sont éclairées et/ou éclaircies par les segments réflecteurs concaves (9 ; 17a ; 27a ; 109) et lesquelles ne sont pas éclairées de manière identique à la zone ou aux zones de la pièce qui sont éclairées par les segments réflecteurs convexes (7 ; 17b ; 27c ; 107).
  2. Système d'éclairage selon la revendication 1, caractérisé en ce qu'au moins une zone de la pièce, recevant la lumière réfléchie sur un segment réflecteur concave (9 ; 17a ; 27a ; 109), ne chevauche pas ou seulement partiellement les zones de la pièce éclairées par les segments réflecteurs convexes (7 ; 17b ; 27c ; 107).
  3. Système d'éclairage selon la revendication 1 ou 2, caractérisé en ce que l'ensemble de réflecteurs comporte un ou plusieurs éléments réflecteurs (17 ; 27 ; 37) avec des segments concaves (17a ; 27a, 27b) et des segments convexes (17b ; 27c), qui sont disposés selon une structure ondulée.
  4. Système d'éclairage selon l'une quelconque des revendications 1 à 3, caractérisé en ce que la direction médiane des verticales à la surface de réflexion d'un segment réflecteur concave (9 ; 17a ; 27a ; 109) est différente de la direction médiane des verticales à la surface de réflexion des segments réflecteurs convexes (7 ; 17b ; 27c ; 107), qui sont illuminés par les mêmes projecteurs (3).
  5. Système d'éclairage selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'ensemble de réflecteurs est situé à distance, par rapport à la direction verticale, du ou des projecteurs (3) et l'angle formé entre la direction médiane de la lumière, qui est projetée par les projecteurs (3) et réfléchie par un élément réflecteur concave (9 ; 17a ; 27a ; 109), et l'axe vertical est plus petit que l'angle correspondant de la lumière qui est réfléchie par les segments réflecteurs convexes (7 ; 17b ; 27c ; 107) qui sont illuminés par les mêmes projecteurs (3).
  6. Système d'éclairage selon l'une quelconque des revendications 1 à 5, caractérisé en ce qu'au moins une partie des segments concaves et convexes sont respectivement des éléments réflecteurs (7, 9 ; 107, 109) séparés.
  7. Système d'éclairage selon l'une quelconque des revendications 1 à 6, caractérisé en ce qu'au moins un segment réflecteur concave (9 ; 109) est adjacent à chaque segment réflecteur convexe (7 ; 107).
  8. Système d'éclairage selon l'une quelconque des revendications 1 à 7, caractérisé en ce que la majeure partie de la lumière émise par un projecteur (3) est projetée sur un ou plusieurs segments réflecteurs convexes (7 ; 17b ; 27c ; 107).
  9. Système d'éclairage selon l'une quelconque des revendications 6 à 8, caractérisé en ce que l'ensemble de réflecteurs comporte un groupe d'éléments réflecteurs (109) à courbure concave, situés à distance les uns des autres, et un groupe d'éléments réflecteurs (107) à courbure convexe, situés à distance les uns des autres, le groupe d'éléments réflecteurs (109) à courbure concave et le groupe d'éléments réflecteurs (107) à courbure convexe étant situés à distance l'un de l'autre et les différents éléments réflecteurs étant agencés de telle sorte que, dans une projection dans la direction d'écartement, les éléments réflecteurs (109) à courbure concave couvrent sensiblement les espaces intermédiaires entre les éléments réflecteurs (107) à courbure convexe.
  10. Système d'éclairage selon la revendication 9, caractérisé en ce que les rayons des projecteurs (3) sont focalisés dans la zone du groupe des éléments réflecteurs convexes (107).
  11. Système d'éclairage selon l'une quelconque des revendications 1 à 10, caractérisé en ce que l'ensemble de réflecteurs et l'ensemble de projecteurs (3) sont agencés respectivement selon une symétrie de révolution par rapport à un axe (1) commun, en particulier l'axe vertical.
  12. Système d'éclairage selon la revendication 11, caractérisé en ce que par la lumière réfléchie par les segments réflecteurs concaves (9 ; 109) est éclairée une zone de la pièce qui se situe plus près de l'axe de rotation que la zone de la pièce qui est éclairée par les segments réflecteurs convexes (7 ; 107).
  13. Système d'éclairage selon la revendication 11 ou 12, caractérisé en ce que l'ensemble de réflecteurs est formé au moins partiellement par des éléments réflecteurs (7, 9 ; 107, 109) en forme d'ailes, s'avançant en saillie radiale par rapport à l'axe de rotation.
  14. Système d'éclairage selon l'une quelconque des revendications 11 à 13, caractérisé en ce que les éléments réflecteurs concaves (9 ; 109) forment avec l'axe de rotation un angle différent de celui formé par les éléments réflecteurs convexes (7 ; 107).
  15. Système d'éclairage selon l'une quelconque des revendications 1 à 14, caractérisé en ce que l'ensemble de réflecteurs comporte des segments réflecteurs (7, 9 ; 107, 109) avec des rayons de courbure différents.
  16. Système d'éclairage selon l'une quelconque des revendications 1 à 15, caractérisé en ce qu'un ou plusieurs des segments réflecteurs concaves et/ou convexes (7, 9 ; 107, 109) sont munis d'une structure en forme de réseau avec des courbures locales.
  17. Système d'éclairage selon l'une quelconque des revendications 1 à 16, caractérisé en ce que l'ensemble de réflecteurs et les projecteurs (3) sont fixés à un mât (1) et la direction de rayonnement des projecteurs (3) est sensiblement parallèle à l'axe longitudinal du mât (1).
  18. Système d'éclairage selon l'une quelconque des revendications 6 à 17, caractérisé en ce qu'il est possible de faire varier l'orientation des éléments réflecteurs autour de leur axe radial et/ou l'inclinaison des éléments réflecteurs (7, 9 107, 109) par rapport à l'axe de rotation (1).
EP99108352A 1998-04-29 1999-04-28 Système d' éclairage comprenant un réflecteur dissocié de la source lumineuse Expired - Lifetime EP0953801B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19819223 1998-04-29
DE19819223A DE19819223B4 (de) 1998-04-29 1998-04-29 Sekundärstrahl-Beleuchtungssystem

Publications (3)

Publication Number Publication Date
EP0953801A2 EP0953801A2 (fr) 1999-11-03
EP0953801A3 EP0953801A3 (fr) 2001-11-21
EP0953801B1 true EP0953801B1 (fr) 2010-03-10

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Application Number Title Priority Date Filing Date
EP99108352A Expired - Lifetime EP0953801B1 (fr) 1998-04-29 1999-04-28 Système d' éclairage comprenant un réflecteur dissocié de la source lumineuse

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EP (1) EP0953801B1 (fr)
AT (1) ATE460622T1 (fr)
DE (2) DE19819223B4 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001065170A1 (fr) * 2000-02-29 2001-09-07 Christian Bartenbach Pylone d'eclairage
EP1341255B8 (fr) * 2002-02-25 2005-08-31 Ewo GmbH Module d'antenne et pylone d'éclairage avec un tel module d'antenne
DE112024002493T5 (de) * 2023-07-05 2026-05-13 Ashutosh Rajput System zum beleuchten eines bereichs unter verwendung optischer reflektoren

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT86670B (de) 1919-07-07 1921-12-10 Waldes & Ko Fa Packung für Sicherheitsnadeln.
DE2707143A1 (de) * 1977-02-18 1978-08-24 Bartenbach Christian Indirekte deckenleuchte
AT386670B (de) * 1987-03-24 1988-09-26 Bartenbach Christian Leuchte, insbesondere strassenleuchte
FR2663108B1 (fr) * 1990-06-08 1995-03-03 Marseille Sa Eaux Appareil d'eclairage a reflecteur-diffuseur dissocie de la source lumineuse.
DE29622190U1 (de) * 1996-12-20 1997-04-03 Maurer, Ingo, 80801 München Beleuchtungsvorrichtung

Also Published As

Publication number Publication date
EP0953801A2 (fr) 1999-11-03
ATE460622T1 (de) 2010-03-15
DE59915139D1 (de) 2010-04-22
EP0953801A3 (fr) 2001-11-21
DE19819223A1 (de) 1999-11-11
DE19819223B4 (de) 2005-02-03

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