WO2011009151A1 - Moyen d'éclairage pourvu de led - Google Patents

Moyen d'éclairage pourvu de led Download PDF

Info

Publication number
WO2011009151A1
WO2011009151A1 PCT/AT2010/000269 AT2010000269W WO2011009151A1 WO 2011009151 A1 WO2011009151 A1 WO 2011009151A1 AT 2010000269 W AT2010000269 W AT 2010000269W WO 2011009151 A1 WO2011009151 A1 WO 2011009151A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
emitting diodes
illuminant
housing part
housing
Prior art date
Application number
PCT/AT2010/000269
Other languages
German (de)
English (en)
Inventor
Wolfgang Flatz
Christoph Platzer
Christian Derkits
Original Assignee
Tridonic Gmbh & Co Kg
Ledon Lighting Jennersdorfgmbh
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 Tridonic Gmbh & Co Kg, Ledon Lighting Jennersdorfgmbh filed Critical Tridonic Gmbh & Co Kg
Priority to DE112010003029T priority Critical patent/DE112010003029A5/de
Publication of WO2011009151A1 publication Critical patent/WO2011009151A1/fr

Links

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
    • 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
    • F21S4/28—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
    • 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
    • F21W2131/30—Lighting for domestic or personal use
    • F21W2131/305—Lighting for domestic or personal use for refrigerators
    • 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
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/405—Lighting for industrial, commercial, recreational or military use for shop-windows or displays
    • 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 lamp with
  • Such illuminants are used in lighting systems in order to illuminate a large area of rooms,
  • Light-emitting diodes point light sources and emit highly concentrated light. In general lighting, such as office space, or the lighting of shelves or refrigerators, however, the user requires the widest possible and uniform illumination. Today's bulbs with light emitting diodes as a light source therefore try using a so-called
  • Secondary optics i. a lens or diffuser, which is mounted over one or more light-emitting diodes, to achieve the widest possible light emission.
  • the solution according to the invention relates to a luminous means having at least two light emitting diodes, a carrier element on which the light emitting diodes are arranged, a housing having a housing lower part, wherein the housing lower part consists of a profile element, in particular a
  • Extruded profile consists, wherein the lower housing part has at least one lateral extension, which acts as a glare for the lamp. In this way it is possible to achieve a very uniform illumination of a surface by a light source with light-emitting diodes.
  • FIGS. 1 to 4 show a first embodiment of a luminous means according to the invention
  • the invention is based on a
  • FIG. 1 shows an embodiment of the luminous means A according to the invention.
  • Fig. 2 shows a further embodiment of the
  • Fig. 3 shows a further embodiment of the
  • FIG. 4 shows a plan view of the lower housing part 3 with fastening tabs 8 at both ends
  • FIG. 1 shows a luminous means A with at least two light-emitting diodes 1, 2.
  • the light-emitting diodes 1, 2 are arranged on a carrier element 5. Since Fig. 1 a
  • Illuminant A shows, only a light-emitting diode 1 is seen in this view. Instead of a light-emitting diode 1 but also several close together
  • the carrier element 5 is arranged on a housing with a housing lower part 3.
  • the lower housing part 3 consists of a profile element 3, in particular an extruded profile.
  • Housing base 3 has at least one lateral
  • Illuminant A acts.
  • the lower housing part 3 has an elongated shape, and the illuminant A has an elongated shape.
  • the housing base 3 and the lateral extension 10 are opaque, that is, they prevent radiation of light through them.
  • the lower housing part 3 may be formed in one piece or in two pieces. Preferably, as light-emitting diodes 1, 2 white
  • Light-emitting diodes for example. Used in the form of dye-converted LEDs or a combination of RGB LEDs.
  • the housing may further comprise an upper housing part 4, which indirectly or directly on the
  • the upper housing part 4 preferably consists of one substantially
  • Housing top 4 may be mounted as a common lens and / or cover over the light emitting diodes 1,2. On the LEDs 1,2 but also each have their own lens can be arranged, which can serve as a cover and thus to protect the light emitting diodes 1,2 at the same time.
  • Chip-on-board can be populated, then the
  • Light emitting diodes 1.2 each by a so-called
  • the light-emitting diodes 1, 2 can also be implemented, for example, by means of SMD technology on the carrier element 5
  • the upper housing part 4 or the lens respectively arranged above the light-emitting diodes 1, 2 thus forms a secondary optic, which contributes to the light guidance and thus to the alignment of the light emission 6. It is also possible that both each
  • individual light-emitting diode 1,2 is covered by a lens in each case and in addition an upper housing part 4 is provided to both optimum light emission (by the juxtaposition of secondary optics) as also to ensure a mechanical protection for the light-emitting diodes 1,2.
  • the glare for the illuminant A can be achieved, that the illuminant A to
  • the lower housing part 3 has at least one lateral extension 10, which direct light emission through the light-emitting diodes 1,2 or the upper housing part 4 to the viewer
  • the lower housing part 3 has at least one lateral extension 10, so is a bundled light emission only in one
  • the lateral extension 10 can also
  • Radiation is amplified in the main emission direction.
  • the luminous means A can be constructed so that the lower housing part 3 has a lateral extension 10 on both sides, which extends laterally to the emission direction of the luminous means A and acts as a glare reduction for the luminous means A.
  • the housing lower part 3 can notches for
  • the lower housing part 3 may additionally or alternatively have devices (slot 11 or bore) for attachment.
  • Fixing tabs 8 be executed, as shown in Fig. 4.
  • the lower housing part 3 may be made of a heat-dissipating material, for example as aluminum, and thus serve as a heat sink for the LEDs 1, 2.
  • the lower housing part 3 serves as a mechanical base of the lighting means A.
  • the electrical connection On the support element 5, the electrical connection
  • Supply lines for the light emitting diodes 1,2 may be applied.
  • the drive electronics for the light emitting diodes 1,2 may be integrated. But it can also be on the support element 5 parts of the control electronics for the LEDs 1.2
  • FIGS. 2 to 7 Examples of different housing parts 3 are shown in FIGS. 2 to 7.
  • the lower housing parts 3 each have a lateral extension 10 on both sides.
  • Extensions 10 in an equiangular arrangement ie symmetrical angle for both lateral
  • Fig. 4 shows a plan view of the lower housing part 3 with fastening tabs 8 at both ends, in which case additionally the light-emitting diodes 1 and 2 are shown, which are mounted on the carrier element 5.
  • Carrier element 5 is in turn attached to the lower housing part 3.
  • the support member 5 may for example by means of an adhesive bond or a
  • Fig. 8 is an example of a
  • Illuminant A is arranged on the shelf 7 such that the light emitted by the illuminant A illuminates the shelves.
  • the glare for the illuminant A is achieved in that the illuminant A illuminates the objects to be illuminated (shown on the
  • Bulb A can look over the objects to be illuminated, wherein the lower housing part 3 by the at least one lateral extension 10 prevents direct light emission through the light emitting diodes 1,2 or secondary optics such as a housing top 4 on the viewer.
  • the light emission 6 is thus directed only in one direction from the light source A, and thus forms the
  • Illuminant A is a surface light for a
  • a shelf lighting with at least one luminous means A according to the invention or even an exhibition lighting with at least one luminous means A according to the invention can be made possible.
  • a refrigerator lighting with at least one luminous means A according to the invention can be made possible.

Landscapes

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

Abstract

La solution selon l'invention concerne un moyen d'éclairage pourvu d'au moins deux diodes électroluminescentes (1, 2), d'un élément de support (5) sur lequel sont disposées les diodes électroluminescentes, un logement avec une partie inférieure (3) de logement, la partie inférieure de logement étant constituée d'un élément profilé, notamment d'un profilé extrudé, la partie inférieure de logement présentant au moins un prolongement latéral (10) qui agit comme un écran anti-éblouissement.
PCT/AT2010/000269 2009-07-22 2010-07-22 Moyen d'éclairage pourvu de led WO2011009151A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112010003029T DE112010003029A5 (de) 2009-07-22 2010-07-22 Leuchtmittel mit LED

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT4572009 2009-07-22
ATGM457/2009 2009-07-22

Publications (1)

Publication Number Publication Date
WO2011009151A1 true WO2011009151A1 (fr) 2011-01-27

Family

ID=43498650

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2010/000269 WO2011009151A1 (fr) 2009-07-22 2010-07-22 Moyen d'éclairage pourvu de led

Country Status (2)

Country Link
DE (1) DE112010003029A5 (fr)
WO (1) WO2011009151A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018117062A1 (de) 2018-07-13 2020-01-16 Juvema Ag Leuchtende Regalplatte

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005119124A2 (fr) * 2004-05-26 2005-12-15 Gelcore Llc Systemes d'eclairage del pour vitrines de presentation de produit
WO2008045415A1 (fr) * 2006-10-06 2008-04-17 Q Technology, Inc. Source de lumière à plusieurs positions pour obtenir un éclairage uniforme ou graduel
US20080158858A1 (en) * 2006-12-29 2008-07-03 Hussmann Corporation Refrigerated merchandiser with led lighting
DE202008004442U1 (de) * 2008-03-31 2008-09-18 Friedrich, Marco, Dipl.-Ing. Leuchtenprofil
US7559672B1 (en) * 2007-06-01 2009-07-14 Inteled Corporation Linear illumination lens with Fresnel facets

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005119124A2 (fr) * 2004-05-26 2005-12-15 Gelcore Llc Systemes d'eclairage del pour vitrines de presentation de produit
WO2008045415A1 (fr) * 2006-10-06 2008-04-17 Q Technology, Inc. Source de lumière à plusieurs positions pour obtenir un éclairage uniforme ou graduel
US20080158858A1 (en) * 2006-12-29 2008-07-03 Hussmann Corporation Refrigerated merchandiser with led lighting
US7559672B1 (en) * 2007-06-01 2009-07-14 Inteled Corporation Linear illumination lens with Fresnel facets
DE202008004442U1 (de) * 2008-03-31 2008-09-18 Friedrich, Marco, Dipl.-Ing. Leuchtenprofil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018117062A1 (de) 2018-07-13 2020-01-16 Juvema Ag Leuchtende Regalplatte

Also Published As

Publication number Publication date
DE112010003029A5 (de) 2012-08-02

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