EP2871407B1 - Système d'émission de lumière et éclairage doté d'un tel système - Google Patents

Système d'émission de lumière et éclairage doté d'un tel système Download PDF

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Publication number
EP2871407B1
EP2871407B1 EP14191617.1A EP14191617A EP2871407B1 EP 2871407 B1 EP2871407 B1 EP 2871407B1 EP 14191617 A EP14191617 A EP 14191617A EP 2871407 B1 EP2871407 B1 EP 2871407B1
Authority
EP
European Patent Office
Prior art keywords
elements
lens
designed
grid
arrangement
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
EP14191617.1A
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German (de)
English (en)
Other versions
EP2871407A1 (fr
Inventor
Tanja ILIC
Michael Spiegel
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.)
Zumtobel Lighting GmbH Austria
Original Assignee
Zumtobel Lighting GmbH Austria
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Publication date
Application filed by Zumtobel Lighting GmbH Austria filed Critical Zumtobel Lighting GmbH Austria
Publication of EP2871407A1 publication Critical patent/EP2871407A1/fr
Application granted granted Critical
Publication of EP2871407B1 publication Critical patent/EP2871407B1/fr
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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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/005—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with keying means, i.e. for enabling the assembling of component parts in distinctive positions, e.g. for preventing wrong mounting
    • 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
    • F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0083—Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • 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
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0035—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources the fastening means being capable of simultaneously attaching of an other part, e.g. a housing portion or an optical component
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • 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
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
    • 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 light emitting device comprising a plurality of LED light sources (LED: light emitting diode) arranged on a printed circuit board and a raster element having a plurality of cell-like raster regions, the arrangement being such that each of the LED light sources one of the screen areas is optically assigned. Furthermore, the invention relates to a luminaire with such an arrangement.
  • LED light emitting diode
  • the light output shows undesirable properties, for example with respect to a glare.
  • a suitable glare of the light emerging from a cell or a top reflector can be achieved by using a lens for influencing the light in addition to the reflector, the problem in this case arises, in particular in the case of a louvered luminaire
  • Such lenses today are usually made of a plastic material and therefore significantly more expand when heated than the relevant board on which the LED light sources are arranged. Therefore, due to temperature fluctuations, it may happen that the orientation or positioning of the lenses relative to the LED light sources undesirably changed and thus the light output is in turn adversely affected.
  • Another problem is that the tolerances in the manufacture of large plastic parts by injection molding are relatively large. Therefore, it is usually not suitable to form corresponding lenses integral with the grid element.
  • a light emitting device which comprises an LED board, a grid-like reflector and a lens assembly which is positioned over positioning elements facing the LED board.
  • the LED board is connected to a heat sink.
  • the invention has for its object to provide a corresponding improved arrangement for light output.
  • the arrangement should offer particularly good production possibilities with particularly good optical properties.
  • a corresponding light should be specified.
  • a light emitting device having LED light sources, a circuit board on which the LED light sources are disposed, and a raster element having cell-like raster regions.
  • the arrangement is designed such that each of the LED light sources is assigned to one of the screen areas optically.
  • the arrangement has lens elements, as well as positioning elements. The positioning elements are designed and arranged such that the lens elements are arranged positioned by the positioning elements relative to the board.
  • the lens elements can be manufactured as components that are independent of the grid element or not mechanically connected to the grid element, so that in particular the problem outlined above with respect to large manufacturing tolerances in injection-molded parts is eliminated.
  • a reliable alignment of the lens elements with respect to the LED light sources can be achieved by the positioning elements.
  • the positioning elements comprise pin-like regions, wherein the board has corresponding recesses for this purpose and the lens elements are arranged positioned relative to the board by the pin-like regions are arranged engaging in the recesses.
  • the lens elements are arranged positioned relative to the board by the pin-like regions are arranged engaging in the recesses.
  • each of the positioning elements is connected to a plurality of the lens elements to form a lens element group.
  • the number of components of the arrangement can be reduced; this is manufacturing technology advantageous.
  • each lens element group has exactly one positioning element, a particularly simple assembly of the device is made possible. In this way, if each lens element group has at least two positioning elements, it can be suitably ensured that during assembly the lens element groups are arranged opposite the board in intended orientations.
  • the lens element groups preferably each comprise between two and eight of the lens elements, in particular in each case between three and six, particularly preferably four.
  • the lens element groups are advantageously made so large that on the one hand a total of low number of components of the arrangement is possible, on the other hand, however, even with temperature fluctuations still sufficiently accurate alignment of all lens elements of a group is made possible with respect to the board.
  • the lens element groups are designed so that the positioning elements are formed with respect to the respective lens elements of the respective lens element group in a central region, in particular centrally arranged. In this way, a temperature fluctuation-induced relative change in position between the lens elements and the board can be kept particularly small.
  • the lens element groups are each designed in one piece. This is manufacturing technology advantageous. In particular, this facilitates the assembly of the arrangement.
  • the lens element groups are made of plastic; in particular, they can advantageously be designed as injection molded parts in terms of production technology.
  • the arrangement is designed such that the lens elements are arranged engaging in the grid areas.
  • the lens element groups can initially be arranged engaging in accordance with the grid element in the assembly and then in a further step, the board is connected by means of the positioning elements with the lens elements, being particularly suitable by the grid element ensure certain orientations to the board.
  • the lens elements are intermeshingly arranged with play in the raster areas, it can be achieved that the lens elements can move with respect to the raster element in the event of temperature fluctuations so that corresponding thermal expansions can be absorbed without this becoming detrimental to lighting technology.
  • the cell-like grid areas are designed to be reflective.
  • the arrangement is particularly suitable for a grid lamp.
  • the arrangement is designed such that the grid element - viewed against a surface normal of the board - surrounds the board across all sides. As a result, a suitable protection against unwanted contact of the board is formed.
  • At least a portion of the lens elements have side wing portions that are configured to provide lateral contact protection for the board. This makes it possible to form a further contact protection for the board.
  • the arrangement further comprises a carrier element, which is arranged opposite to the LED light sources with respect to the circuit board.
  • the grid element has latching elements, which are arranged to cooperate with corresponding counter-latching elements of the carrier element, in particular for fastening the grid element relative to the carrier element.
  • a luminaire which has an arrangement according to the invention for emitting light.
  • Fig. 1 is a sketch of an arrangement according to the invention for the delivery of light in the manner of an exploded view
  • Fig. 5 shows the arrangement assembled as intended, with the parts are outlined diagrammatically.
  • the arrangement comprises LED light sources 21, 22. It may be provided that the LED light sources 21, 22 each have one LED or a plurality of LEDs as light-emitting elements; For example, this can be provided an LED cluster, such as a red, a green and a blue LED.
  • the arrangement comprises a circuit board 1, on which the LED light sources 21, 22 are arranged.
  • the circuit board 1 is substantially planar, so that it extends in a plane.
  • the board 1 is oriented substantially horizontally;
  • the LED light sources 21, 22 are arranged on one of the two large upper sides of the circuit board 1, here on the downward-pointing upper side of the circuit board 1 (in FIG Fig. 1 the circuit board 1 is diagrammatically outlined, so that the LED light sources 21, 22 are recognizable despite the perspective).
  • a different orientation of the board 1 relative to the vertical In this case, the directions used here, etc. are to be reinterpreted accordingly.
  • the arrangement has a raster element 3 with cell-like raster areas 31, 32.
  • the arrangement is designed such that each of the LED light sources 21, 22 is optically assigned to one of the raster regions 31, 32, in particular exactly one of the raster regions 31, 32.
  • the design can be such that one of each of the LED Light sources 21, 22 emitted light is discharged through the respectively associated cell-like grid area 31, 32 into an outer space of the arrangement.
  • the cell-like raster regions 31, 32 can be designed to be reflective, for example designed as cup-shaped reflectors, each of which forms a light emission opening on its underside and a light entrance opening on its upper side.
  • the reflectors are shaped so that they have reflective, for example, white side walls, which are formed in particular diverging downwards.
  • the raster element 3 comprises, in addition to the cell-like raster areas 31, 32, a support structure which extends between the raster areas 31, 32 and around the raster areas 31, 32, thereby holding the raster areas 31, 32 together.
  • the support structure and the grid areas 31, 32 may be designed in particular opaque or opaque.
  • the raster element 3 may be made of polycarbonate, for example.
  • the grid element 3 is designed white.
  • the design of the arrangement is such that the raster element 3 - viewed against a surface normal of the board 1 - the board 1 on all sides encompasses. Accordingly, in the example shown, the raster element 3 in the vertical projection surrounds the circuit board 1 on all sides. This makes it possible to form a suitable protection of the board 1 against accidental contact.
  • a corresponding protection is on the one hand advantageous for a user of the arrangement, since the board 1 during operation of the device usually has parts that can lead to electric shock when touched by a user, on the other hand, the protection is advantageous because a corresponding Touch especially the LED light sources 21, 22 or could damage the LED module.
  • the raster element 3 forms a cover element of the arrangement. Accordingly, by the raster element 3, an outer surface area of the arrangement may be formed.
  • the arrangement has lens elements 41, 42, wherein in particular in each case one of the lens elements 41, 42 exactly one of the LED light sources 21, 22 is optically assigned.
  • the lens elements 41, 42 are preferably optical between the LED light sources 21, 22 on the one hand and the cell-like grid areas 31, 32 on the other hand. Accordingly, the light emitted by the LED light sources 21, 22 is first optically influenced by the associated lens elements 31, 32 and subsequently by the associated cell-like raster region 31, 32.
  • the arrangement has a certain number of LED light sources and the number of lens elements 41, 42 and also the number of cell-like raster areas 31, 32 are each identical to the number of LED light sources 21, 22 ,
  • the arrangement comprises thirty-two LED light sources 21, 22, thirty-two lens elements 41, 42 and thirty-two cell-type raster elements 31, 32.
  • the arrangement has positioning elements 5, which are configured and arranged such that the lens elements 41, 42 are arranged positioned relative to the board 1 by the positioning elements 5. This makes it possible to achieve a particularly suitable alignment or positioning of the lens elements 41, 42 with respect to the circuit board 1.
  • the lens elements 41, 42 are preferably not connected to the raster element 3 connected together or not mechanically connected to the raster element 3.
  • they may consist of a different material than the raster element 3.
  • the lens elements 41, 42 are made of a clear material.
  • they may be made of a plastic, such as polymethyl methacrylate (PMMA).
  • PMMA polymethyl methacrylate
  • the lens elements 41, 42 can be designed as injection-molded parts. In this way, the lens elements 41, 42 can be made particularly suitable independently of the raster element 3.
  • the positioning elements 5 preferably have pin-like areas or consist of such and the board 1 preferably has for this purpose corresponding recesses 11, wherein the lens elements 41, 42 are positioned relative to the board 1 by the pin-like areas are arranged engaging in the recesses 11 ,
  • At least one of the positioning elements 5 is connected to a plurality of the lens elements 41, 42 to form a lens element group.
  • exactly four lens elements 41, 42 are each with exactly one Positioning element 5 connected to a lens element group, so that in the example shown, the arrangement comprises a total of exactly eight lens element groups.
  • the lens element groups are preferably each made of one piece or designed in one piece.
  • Fig. 2 is shown in somewhat more detail outlined such a lens element group.
  • the lens elements 41, 42 may be mechanically interconnected by webs 6, wherein the positioning element 5 is formed at the intersection of the webs 6 and is thus arranged centrally with respect to the lens element group.
  • the lens element groups preferably each consist of the corresponding lens elements 41, 42, the webs 6 and the positioning element 5.
  • the arrangement as a whole comprises fewer components and thus facilitates a simplified assembly of the arrangement. If one were to make all lens elements 41, 42 mechanically cohesive, one would indeed have to deal with only one component, but there would be the risk that at a temperature fluctuation-related expansion of this component, in particular the edge-side lens elements their intended positions relative to their respective associated LED Leave light sources. If the lens element groups, as shown by way of example, each comprise exactly four lens elements 41, 42, the size of the lens element groups can be particularly suitably chosen such that the number of components is correspondingly reduced, but on the other hand there is practically no danger that remove the lens elements from their intended positions relative to the LED light sources.
  • the lens element groups each comprise between two and eight of the lens elements 41, 42, in particular between three and six and, as already mentioned, particularly preferably exactly four lens elements 41, 42nd
  • the lens element groups may be designed so that the positioning elements 5 are formed with respect to the respective lens elements 41, 42 of the lens element group in question in a central region, in particular centrally arranged.
  • a centering element may advantageously be formed by the positioning element 5 in this case. This way you can have a Potential temperature fluctuation-induced change in position of a lens element 41, 42 relative to the positioning element 5 hold comparatively small.
  • each lens element group comprises at least two positioning elements. In this way, an intended orientation of the lens element group with respect to the board can be ensured in a particularly suitable manner.
  • Fig. 3 is a section of a cross section through the grid element 3, the lens elements, 41, 42, the circuit board 1 and the LED light sources 21, 22 sketched
  • Fig. 4 shows a sketch, a bit more detailed.
  • the design is such that the lens elements 41, 42 are arranged to engage in the grid areas 31, 32, in particular to engage in engagement with the grid areas 31, 32.
  • the design may in particular be such that the lens elements 41, 42 are respectively arranged engaging in the light entry opening of the relevant cell-like raster region 31, 32.
  • the arrangement may further comprise a carrier element 7, which is arranged opposite the LED light sources 21, 22 with respect to the circuit board 1, in the orientation considered here above the board 1.
  • the design is preferably such that the carrier element 7 viewed in a projection normal to the board 1, the circuit board 1 encompasses all sides. This allows a particularly good contact protection.
  • the design can also be such that the grid element 3 cooperates with the carrier element 7 so that a housing of the arrangement is formed by these two parts, which includes the circuit board 1 and the LED light sources 21, 22 encloses everywhere.
  • it also surrounds the grid areas 31, 32, wherein it extends on all sides down practically to the grid element 3 out. In this way, an unwanted edge-side touch of the board 1 can practically be excluded.
  • the grid element 3 has latching elements 8 which are arranged to cooperate with counter-latching elements 9 of the carrier element 7 corresponding thereto, in particular for fastening the grid element 3 relative to the carrier element 7
  • the locking elements 8 are formed as locking lugs and the corresponding counter-locking elements 9 as holes in the support element 7.
  • corresponding slots or holes 10 may be formed, wherein the locking elements 8, these holes 10 are arranged passing ,
  • At least one screw 15 may be provided, which is screwed into the carrier element 7, so that it reliably prevents movement of at least one locking element 8 for opening the connection. In particular, this can be practically avoided that the arrangement can be opened without the aid of a tool.
  • the arrangement may further comprise an operating device 12 for operating the LED light sources 21, 22.
  • the operating device 12 is arranged protected by an additional cover 13.
  • a tab 14 may be formed, which is pivotally connected to the rest of the carrier element 7, wherein an access for electrical connections of the circuit board 1 is opened by pivoting the tab 14.
  • the tab 14 Basically, when pivoting up or bending up the tab 14 there is the danger that electrically conductive areas of the circuit board 1 will be inadvertently touched by a user. Therefore, it is further preferably provided that at least a part of the lens elements 41, 42 has lateral wing portions 45, which are designed such that they form a lateral contact protection for the circuit board 1.
  • these wing regions 45 are preferably formed at the edge-side lens elements 41, 42.
  • the arrangement can form a flat and compact unit.
  • a housing is formed by the grid element 3 and the carrier element 7, as mentioned, so that the arrangement as such already forms a luminaire.
  • the arrangement may also be provided as part of a luminaire, for example a ceiling light.
  • the lens element groups are placed as intended on the raster element 3, so that the lens elements 41, 42 inserted into the corresponding light entry openings of the cell-like raster areas 31, 32 engaging.
  • the board 1 is then positioned so that the positioning elements 5 engage in the corresponding recesses 11 of the board 1.
  • the locking elements 8 of the grid element 3 are thereby passed through the holes 11 of the board 1.
  • the lens elements 41, 42 are aligned as intended relative to the LED light sources 21, 22.
  • the carrier element 7 is attached to the attached operating device 12 from above and mechanically connected by locking the locking elements 8 with the counter-locking elements 9 with the raster element 3.
  • the further cover 13 the operating device 12 are covered; the connection between the carrier element 7 and the grid element 3 can be secured by the at least one screw 15.
  • the assembly thus assembled can then be electrically connected after bending the tab 14.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Led Device Packages (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Claims (11)

  1. Agencement destiné à délivrer de la lumière, présentant
    - des sources de lumière DEL (21, 22),
    - une platine (1) sur laquelle sont disposées les sources de lumière DEL (21, 22),
    - un élément de trame (3) avec des zones de trame (31, 32) en forme de cellules, l'agencement étant tel que chacune des sources de lumière DEL (21, 22) est affectée optiquement à une des zones de trame (31, 32),
    - des éléments de lentille (41, 42),
    - des éléments de positionnement (5) qui sont constitués et disposés de telle sorte que les éléments de lentille (41, 42) sont disposés de façon positionnée vis-à-vis de la platine (1) par les éléments de positionnement (5),
    respectivement au moins un des éléments de positionnement (5) étant raccordé à plusieurs des éléments de lentille (41, 42) pour former un groupe d'éléments de lentille,
    - un élément de support (7) qui est disposé en face des sources de lumière DEL (21, 22) par rapport à la platine (1),
    caractérisé en ce que
    les groupes d'éléments de lentille sont respectivement formés d'un seul tenant, et en ce que l'élément de trame (3) présente des éléments d'encliquetage (8) qui sont disposés de façon à coopérer avec des contre-éléments d'encliquetage (9) de l'élément de support (7) qui leur correspondent.
  2. Agencement selon la revendication 1,
    dans lequel les éléments de positionnement (5) comprennent des zones en forme de broche, et la platine (1) présente des creux (11) qui leur correspondent, les éléments de lentille (41, 42) étant disposés de façon positionnée vis-à-vis de la platine (1) par le fait que les zones en forme de broche sont disposées en engrènement dans les creux (11).
  3. Agencement selon la revendication 1 ou 2,
    dans lequel les groupes d'éléments de lentille comprennent respectivement entre deux et huit des éléments de lentille (41, 42), de préférence respectivement entre trois et six, en particulier quatre.
  4. Agencement selon l'une des revendications précédentes,
    dans lequel les groupes d'éléments de lentille sont formés de telle sorte que, par rapport aux éléments de lentille (41, 42) respectifs du groupe d'éléments de lentille concerné, les éléments de positionnement (5) sont constitués en étant disposés dans une zone centrale, en particulier disposés de façon centrale.
  5. Agencement selon l'une des revendications précédentes,
    dans lequel les groupes d'éléments de lentille sont composés de matière plastique, en particulier sont constitués en tant que pièces moulées par injection.
  6. Agencement selon l'une des revendications précédentes,
    qui est formé de telle sorte que les éléments de lentille (41, 42) sont disposés en engrènement dans les zones de trame (31, 32), en particulier sont disposés en engrènement avec du jeu dans les zones de trame (31, 32).
  7. Agencement selon l'une des revendications précédentes,
    dans lequel les zones de trame (31, 32) en forme de cellules sont formées de façon réfléchissante.
  8. Agencement selon l'une des revendications précédentes,
    qui est formé de telle sorte que l'élément de trame (3) - vu à l'opposé d'une normale à la surface de la platine (1) - entoure la platine (1) en la recouvrant de tous côtés.
  9. Agencement selon l'une des revendications précédentes,
    dans lequel au moins une partie des éléments de lentille (41, 42) présente des zones d'ailette latérales (45) qui sont formées de telle sorte qu'elles forment une protection latérale contre les contacts pour la platine (1).
  10. Agencement selon l'une des revendications précédentes,
    dans lequel les éléments d'encliquetage (8) sont disposés de façon à coopérer avec les contre-éléments d'encliquetage (9) de l'élément de support (7) qui leur correspondent pour la fixation de l'élément de trame (3) vis-à-vis de l'élément de support (7).
  11. Lampe, présentant
    un agencement destiné à délivrer de la lumière selon l'une des revendications précédentes.
EP14191617.1A 2013-11-06 2014-11-04 Système d'émission de lumière et éclairage doté d'un tel système Active EP2871407B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202013010052.4U DE202013010052U1 (de) 2013-11-06 2013-11-06 Anordnung zur Lichtabgabe sowie Leuchte mit einer solchen Anordnung

Publications (2)

Publication Number Publication Date
EP2871407A1 EP2871407A1 (fr) 2015-05-13
EP2871407B1 true EP2871407B1 (fr) 2017-03-15

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Application Number Title Priority Date Filing Date
EP14191617.1A Active EP2871407B1 (fr) 2013-11-06 2014-11-04 Système d'émission de lumière et éclairage doté d'un tel système

Country Status (3)

Country Link
EP (1) EP2871407B1 (fr)
AT (1) AT15185U1 (fr)
DE (1) DE202013010052U1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016124542A1 (de) * 2016-12-15 2018-06-21 Osram Gmbh Leuchte mit Positionierungselement zum Halten von Platine und optischen Bauteilen
CN110553157B (zh) 2018-05-30 2023-04-21 首尔半导体株式会社 发光模块、用于发光模块的窗口单元及路灯
NL2023295B1 (en) * 2019-06-12 2021-01-21 Schreder Sa Light emitting device with adaptable glare class
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