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WO2008031860A1 - Module de cadre pour un moyen d'éclairage et un élément optique de mise en forme du rayonnement - Google Patents

Module de cadre pour un moyen d'éclairage et un élément optique de mise en forme du rayonnement Download PDF

Info

Publication number
WO2008031860A1
WO2008031860A1 PCT/EP2007/059608 EP2007059608W WO2008031860A1 WO 2008031860 A1 WO2008031860 A1 WO 2008031860A1 EP 2007059608 W EP2007059608 W EP 2007059608W WO 2008031860 A1 WO2008031860 A1 WO 2008031860A1
Authority
WO
WIPO (PCT)
Prior art keywords
frame module
receiving element
module according
fixing
optical element
Prior art date
Application number
PCT/EP2007/059608
Other languages
German (de)
English (en)
Inventor
Mike Picker
Original Assignee
Evado 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
Application filed by Evado Gmbh filed Critical Evado Gmbh
Publication of WO2008031860A1 publication Critical patent/WO2008031860A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • 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
    • F21V17/162—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 traction or compression, e.g. coil springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • 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
    • 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
    • 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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/006—General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
    • 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

  • Frame module for a lamp and a beam-shaping optical element
  • the invention relates to a frame module for a modular light unit comprising at least one light source and at least one beam-shaping optical element assigned to the light source.
  • the light effects can be produced inexpensively and with great diversity by means of modular luminaire units in which a multiplicity of light sources, preferably light-emitting diodes, are provided, which are provided with corresponding effect optics.
  • the invention is therefore an object of the invention to provide a frame module according to the preamble of claim 1, which allows the rapid exchange of beam-shaping optical elements, with a backlash-free seating of the optical elements should be guaranteed in the frame module, regardless of their respective shape.
  • the viewer facing surface of the assembled frame modules should also be designed aesthetically pleasing and convey a high-quality impression.
  • the frame module comprises a receiving element for receiving the illuminant and at least one fixing element for fixing the optical element on the receiving element, wherein the at least one fixing element has a contact surface, to which the optical element can be applied on the outside with an outer edge region, and wherein the receiving element comprises at least one spring element, by means of which the optical element can be pressed against the contact surface of the at least one fixing element.
  • the beam-shaping optical element for example a lens
  • the spring element provided on the receiving element on the outside ie with the side facing the viewer
  • the optical element always remains independent of the shape and thickness flush with the viewer facing fixing, which results in an aesthetically pleasing design, especially in a variety of juxtaposed and successively arranged frame modules.
  • the optical elements are always stored without play and thus always aligned optically correct.
  • the at least one spring element is designed as a spiral spring having a free end, via which the optical element can be pressed against the contact surface of the fixing element.
  • Bend springs offer the highest degree of constructive variability combined with precisely adjustable spring force.
  • the bending spring is formed as a one-sided formed on the receiving element and preferably integrally formed with this circular arc portion.
  • Receiving element and fixing of the frame module can be made in one piece.
  • the entire fixing element is frame-shaped.
  • the frame-shaped fixing further preferably has angled side surfaces for engaging around the receiving element.
  • each side surface preferably has at least one recess into which engages a correspondingly provided on the receiving element nose.
  • Particularly appealing lighting effects can be achieved by arranging a large number of frame modules equipped with light sources and beam-shaping optical elements behind and next to one another to cover a larger area.
  • a curved surface it is correspondingly advantageous to arrange the side surfaces of the fixing element at an angle to each other.
  • convex or concave curved surfaces can be produced in the case of flush-mounted frame modules.
  • the receiving element has means for the frontal connection with an adjacently arranged receiving element, for example a hook element.
  • the receiving element has means for the frontal connection with an adjacently arranged receiving element, for example a hook element.
  • These means are preferably designed as hooks arranged on one end side of the upper side for engagement in corresponding hooks of the adjacent receiving element, the receiving element also having on its one end side a hook element arranged on the underside for engaging in a corresponding lower-side recess in the end face of the adjacent receiving element for locking the Compound has.
  • the receiving element may also have means for longitudinal connection with an adjacently arranged receiving element. These are preferably designed as provided on the longitudinal sides of the receiving element hook elements, wherein the hook elements are longitudinally adjacent arranged receiving elements connected by an elastomeric ring.
  • the frame module according to the invention can be made of different materials. Preference is given to those materials which enable cost-effective production in large numbers. Thus, it is advantageous to manufacture the receiving element and / or the fixing of a polymeric plastic. Polycarbonate, inter alia, is particularly suitable as a transparent plastic, by means of which also the light striking the frame module and not the respective optical element is transmitted to the outside and which further gives the frame module an aesthetically appealing appearance. With regard to cost-effective production, it is advantageous to carry out the receiving element and / or the fixing element as a plastic injection-molded part.
  • the invention is further based on the object to provide a modular lighting unit according to the preamble of claim 15, which is designed attractively and allows easy and quick replacement of the at least one light emitting means associated optical element.
  • the object is achieved with a modular light unit according to the preamble of claim 15, characterized in that the frame module is designed according to one of claims 1 to 14.
  • optical elements can be used as effect optics. Particularly attractive lighting effects can be produced, for example, with an optical element having a pyramidal outer surface and a partially concave inner surface. If only the best possible light scattering desired instead of a special beam shaping, it is advisable to form the optical element as a satin-finished plane-parallel plate.
  • the bulbs in turn are preferably designed as light-emitting diodes, which are characterized by a long life, high luminance and a large possible color spectrum. It is understood that other lamps, such as incandescent or gas discharge lamps, can be used.
  • the light-emitting means used in the modular lighting unit according to the invention is preferably designed as a number of light-emitting diodes arranged linearly on a printed circuit board, wherein each light-emitting diode is assigned its own beam-shaping optical element.
  • the light emitting diodes carrying printed circuit boards can be designed in any length, and thereby extend over a plurality of successively arranged and interconnected in the manner described above interconnected modular luminous units.
  • Fig. 3 is a modular according to the invention
  • Lighting unit with a frame module, two optical elements and a lower position held, equipped with light-emitting circuit board in a partially sectioned side view,
  • FIG. 4 shows the modular lighting unit from FIG. 3 in a side sectional view
  • FIG. 5 shows the receiving element of the frame module of the modular light unit of FIG. 3 with inserted circuit board in plan view
  • FIG. 7 shows the modular lighting unit from FIG. 3 with a printed circuit board held in the upper position and equipped with light-emitting diodes in a lateral sectional view; 8 shows the receiving element of the frame module of the modular lighting unit from FIG. 7 with inserted printed circuit board in plan view, FIG.
  • FIG. 9 shows the printed circuit board with light-emitting diodes from FIG. 7 in a separate plan view
  • FIG. 13 is a perspective view of a self-illuminating wall element according to the invention.
  • the receiving element of the frame module according to the invention shown in perspective view in Fig. Ia is designed for two lamps together with respectively associated beam-shaping optical element.
  • the receiving element 1 comprises two upper-side longitudinal members 2, through which an upper side 2a and side surfaces 2b are defined. Furthermore, the receiving element 1 comprises substantially trapezoidal end faces 3 with a central rectangular opening.
  • the two side members 2 have in the middle of their longitudinal extent two inwardly facing projections 4, which are connected to a common central Support element 5 are connected (see Fig. 2).
  • the projections 4 the receiving element 1 is divided into two chambers A, B, which are each provided for a lamp together with associated beam-forming optical element.
  • the projections 4 Stehnasen 4a, 4b, 4c, whose function will be explained in more detail below.
  • the receiving element 1 has a total of four integrally formed therewith spring elements 6, which are presently formed as bending springs in the form of one side formed on the receiving element 1 circular arc sections.
  • spring elements 6 are arranged in a chamber A, B point symmetrical to each other.
  • the function of the spring elements 6 according to the invention will be explained in more detail in connection with FIG. 3 ff.
  • the receiving element 1 means for the frontal connection with an adjacently arranged receiving element (not shown).
  • these are formed as hooks 2 e arranged on the upper side and in extension of the longitudinal members 2 on the one end face 3 of the receiving element 1 for engagement in corresponding hooks 2 f of the adjacent receiving element.
  • the receiving element 1 also has on its one end face 3 a hook element 3a arranged on the underside (cf., Fig. 2), which can engage in a corresponding lower-side recess 3b in the end face of the adjacent receiving element.
  • the fixing element 7 is frame-shaped and comprises an upper side 8 and angled side surfaces 10 which surround the receiving element 1 on its side surfaces 2b.
  • the side surfaces 10 are arranged at an angle to each other, which will be discussed in more detail in connection with FIGS. 10a, 10b.
  • To lock the fixing element 7 on the receiving element 1 engage on the side surfaces 2b of the longitudinal beams 2 of the receiving element 1 provided lugs 2c in corresponding provided on the side surfaces 10 of the fixing element 7 recesses 10a.
  • the fixing element 7 also comprises underside abutment surfaces 9, to which an optical element can be placed on the outside with an outer edge region, as shown in FIGS. 3 ff.
  • a modular light unit according to the invention is now shown. It comprises a frame element consisting of receiving element 1 and fixing element 7. Furthermore, the modular lighting unit comprises lighting means in the form of two light emitting diodes 14 arranged on a printed circuit board 13 extending through the frame module and two steel forming optical elements assigned to the light emitting diodes 14. These are formed on the one hand as pyramidal effect optics 12 with a partially concave inner surface and on the other hand as a satin-finished plane-parallel glass 11.
  • the receiving element 1 of the frame module of the modular lighting unit is in the manner described above (see Fig. Ia and 2) frontally connected to a further receiving element via the hooks 2e, 2f and the hook element 3a.
  • the spring elements 6 press the optical elements 11, 12 against the fixing element 7 in such a way that the optical elements 11, 12 bear against the contact surfaces 9 of the fixing element 7 with an outer edge region.
  • This ensures that the respectively used optical elements 11, 12 - here, for example, also convex curved lenses are conceivable - always flush with the observer facing fixing 7, resulting in particular in a plurality of juxtaposed and successively arranged frame modules or modular lighting units gives an aesthetically pleasing design.
  • the modular light unit described above is shown in side section.
  • the light emitting diodes 14 carrying the printed circuit board 13 is held in a lower position. In detail, it is supported on the upper side of the central support element 5.
  • the circuit board 13 has a series of notches 13a - 13d into which the projections 4 of the receiving element 1 of Frame module provided Stehnasen 4a, 4b, 4c engage.
  • two mutually point-symmetrically arranged locking lugs 4d are provided on the projections 4 of the receiving element 1, which press the circuit board 13 from above against the central support element 5.
  • the printed circuit board 13 can also occupy an upper position, as shown in FIGS. 7-9.
  • the printed circuit board 13 is rotated by 180 ° about an axis extending perpendicularly to the upper side of the printed circuit board 13 into the receiving element 1 of the frame module of the modular lighting unit (compare FIGS. 6 and 9).
  • the notches 13a-13d provided in the circuit board 13 now interact in a different way with the support tabs 4a, 4b, 4c provided on the projections 4.
  • FIGS. 10a and 10b now show three frame modules according to the invention arranged alongside one another alongside one another.
  • the frame modules are arranged to each other such that the tops 8 of the fixing elements 7 lie in a plane.
  • a fixed connection between the longitudinally adjacent frame modules is achieved in that provided on the mutually facing side members of two adjacent receiving elements 1 down pointing hook elements 2d are connected to each other via one elastomeric ring 15a.
  • the elastomer ring 15a is dimensioned such that the side surfaces 10 of the fixing elements 7 of two adjacent frame modules do not abut one another over the entire surface, so that a wedge-shaped gap remains between them.
  • the side surfaces 10 of the fixing elements 7 adjacent frame modules now lie flat against each other, so that the wedge-shaped gap is closed.
  • the adjacent adjacent hook elements 2d are in turn also connected by correspondingly smaller sized elastomer rings 15b.
  • the surfaces 8 of the fixing elements 7 now form a substantially convex outer surface.
  • angles between the side surfaces 10 can be selected, so that the curvature of the resulting overall convex surface of the longitudinally adjacent frame modules can be varied as desired.
  • the angular position of the side surfaces 10 of the fixing elements 7 can also be adjusted such that a concave or alternating concave-convex resulting overall surface results (see Fig. 13).
  • a number of frontally interconnected frame modules is again shown with the pyramidal optical elements 12 with partially concave inner surface (see Fig. 3 and 7) are fitted.
  • the frame modules are made on a U-profile, preferably made of aluminum, attached in a conventional manner, for example by screwing over the central support element.
  • the first use relates to a cylindrical floor lamp shown in FIG. As shown in detail in FIG. 12, its cylindrical outer surface is formed from a multiplicity of modular lighting units arranged next to and behind one another.
  • the first use relates to a self-illuminating wall element shown in FIG. 13 for decorative purposes.
  • the visible wall surface as shown in the detail of Fig. 13, again formed by a plurality of modular lighting units.

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

Abstract

L'invention concerne un module de cadre pour une unité d'éclairage modulaire comprenant au moins un moyen (14) d'éclairage et au moins un élément (11, 12) optique de mise en forme du rayonnement associé au moyen (14) d'éclairage. Le module de cadre conforme à l'invention se caractérise en ce qu'il comprend un élément (1) d'accueil pour accueillir le moyen (14) d'éclairage et au moins un élément (7) de fixation destiné à fixer l'élément (11, 12) optique sur l'élément (1) d'accueil. Selon l'invention, le ou les éléments (7) de fixation présentent une surface (9) d'appui sur laquelle l'élément (11, 12) optique peut venir s'appuyer du côté extérieur avec une zone de bordure externe et l'élément (1) d'accueil comprend au moins un élément (6) élastique au moyen duquel l'élément (11, 12) optique peut être comprimé contre la surface (9) d'appui du ou des éléments (7) de fixation. L'invention concerne également une unité d'éclairage modulaire ainsi qu'un feu de position cylindrique et un élément mural auto-luminescent.
PCT/EP2007/059608 2006-09-13 2007-09-13 Module de cadre pour un moyen d'éclairage et un élément optique de mise en forme du rayonnement WO2008031860A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006043803A DE102006043803A1 (de) 2006-09-13 2006-09-13 Rahmenmodul für ein Leuchtmittel und ein strahlformendes optisches Element
DE102006043803.5 2006-09-13

Publications (1)

Publication Number Publication Date
WO2008031860A1 true WO2008031860A1 (fr) 2008-03-20

Family

ID=38566010

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/059608 WO2008031860A1 (fr) 2006-09-13 2007-09-13 Module de cadre pour un moyen d'éclairage et un élément optique de mise en forme du rayonnement

Country Status (2)

Country Link
DE (1) DE102006043803A1 (fr)
WO (1) WO2008031860A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009121559A1 (fr) * 2008-03-31 2009-10-08 Dagmar Bettina Kramer Luminaire
DE102012223860A1 (de) * 2012-12-19 2014-06-26 Osram Gmbh Leuchtvorrichtung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20311557U1 (de) * 2003-07-26 2003-10-16 Neuhorst Paul Heinrich Leuchte für Beleuchtungszwecke
EP1586810A2 (fr) * 2004-04-16 2005-10-19 VLM S.p.A. Système d'éclairage modulaire comprenant des modules d'éclairage à LED haute puissance
WO2006003569A1 (fr) * 2004-06-29 2006-01-12 Koninklijke Philips Electronics N.V. Eclairage par del

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19926561A1 (de) * 1999-06-11 2000-12-14 Diehl Stiftung & Co Strahler, insbesondere Leseleuchte in Kabinen von Fahrzeugen
DE10025449C2 (de) * 2000-05-23 2002-09-26 Osram Opto Semiconductors Gmbh Befestigungsleisten für SMD-Komponenten

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20311557U1 (de) * 2003-07-26 2003-10-16 Neuhorst Paul Heinrich Leuchte für Beleuchtungszwecke
EP1586810A2 (fr) * 2004-04-16 2005-10-19 VLM S.p.A. Système d'éclairage modulaire comprenant des modules d'éclairage à LED haute puissance
WO2006003569A1 (fr) * 2004-06-29 2006-01-12 Koninklijke Philips Electronics N.V. Eclairage par del

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009121559A1 (fr) * 2008-03-31 2009-10-08 Dagmar Bettina Kramer Luminaire
DE102012223860A1 (de) * 2012-12-19 2014-06-26 Osram Gmbh Leuchtvorrichtung
US10400985B2 (en) 2012-12-19 2019-09-03 Ledvance Gmbh Lighting device
DE102012223860B4 (de) 2012-12-19 2023-05-11 Ledvance Gmbh Leuchtvorrichtung

Also Published As

Publication number Publication date
DE102006043803A1 (de) 2008-03-27

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