WO2014173816A1 - Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière - Google Patents

Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière Download PDF

Info

Publication number
WO2014173816A1
WO2014173816A1 PCT/EP2014/057913 EP2014057913W WO2014173816A1 WO 2014173816 A1 WO2014173816 A1 WO 2014173816A1 EP 2014057913 W EP2014057913 W EP 2014057913W WO 2014173816 A1 WO2014173816 A1 WO 2014173816A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
light
luminaire
lamp
luminaire according
Prior art date
Application number
PCT/EP2014/057913
Other languages
German (de)
English (en)
Inventor
Daniel EBERLE
Julian Lonsdale
Original Assignee
Zumtobel Lighting 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 Zumtobel Lighting Gmbh filed Critical Zumtobel Lighting Gmbh
Priority to EP14719278.5A priority Critical patent/EP2994690B1/fr
Publication of WO2014173816A1 publication Critical patent/WO2014173816A1/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
    • 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
    • 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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • 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
    • F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a luminaire which has a plurality of light emission openings for emitting light on a light emission side of a luminaire housing.
  • Luminaires for illuminating workplaces or comparable areas are known in a wide variety of variants.
  • the optical elements of such a luminaire should be designed such that the light is focused concentrated on the area to be illuminated and, moreover, there is no risk of glare for a viewer or unwanted reflections. From the state of the art for this purpose a variety of optical elements are known, with the help of these requirements is taken into account.
  • fluorescent lamps were used as light sources
  • LEDs as punctiform light sources now have properties with regard to their light output, which enable their use in all fields of application of lighting technology.
  • LEDs are essentially punctiform light sources, it is then either necessary to use an optical system which has the same effect
  • Appearance of individual light sources dissolves, or the LEDs are each associated with individual optical elements, which are then recognizable in the form of lenses or individual reflectors to the viewer.
  • the present invention is based on the object, in this regard, to provide a novel lamp, which differs in terms of their appearance from previously known lights, but at the same time meets the requirements of modern lighting technology, especially with regard to a reliable and efficient illumination of workstations.
  • the luminaire according to the invention is preferably realized in the form of a so-called long-field luminaire. That is, the lamp has a housing which is elongated and a plurality of on its underside, which forms the light emitting side of the lamp
  • Light emission has, which in each case one arranged in the housing Light source is assigned.
  • the light emission openings are now not closed by an optical element such as a lens or the like, but instead open to the inside.
  • a cup-like reflector is responsible, each associated with a light source and from the light source to the associated
  • a luminaire with a housing which has a plurality of light emission openings on its light emission side, each of which is assigned a light source arranged in the housing, each light source furthermore being associated with a cup-like reflector which extends from the light source to the unsealed light emission opening extends.
  • the reflector closes flush with the associated
  • a simple construction of the lamp is also achieved according to an advantageous development of the invention in that the light sources are arranged together with the associated reflectors on an insertable into the lamp housing support member.
  • the luminaire housing has on its underside, as already mentioned, only the light emission openings.
  • a larger opening extending in the longitudinal direction is preferably provided, over which the
  • Carrier element with the light sources located thereon and reflectors can be inserted from the top into the housing.
  • the above-mentioned defined system between reflector and Lichtabstrahlö réelle in this case ensures a reliable positioning of the support member in the housing.
  • the carrier element has surface portions which are provided for abutment against the lamp housing. Since the carrier element, as already mentioned, also serves to hold the light sources, this ensures that That during the operation of the light sources, which are preferably realized as LEDs, resulting heat can be efficiently transferred to the housing and discharged here to the environment.
  • the carrier element can form on its side opposite the light sources and reflectors a further contact surface, on which additional light sources provided for indirect illumination are arranged.
  • These light sources can emit light via the above-mentioned upper opening of the housing for indirect illumination, wherein this opening is then closed after insertion of the carrier element into the housing and fastening there optionally by a cover, which may preferably be lens-like.
  • a cover which may preferably be lens-like.
  • the luminaire according to the invention is preferably a so-called field lamp, which therefore has an elongated housing.
  • This is made as compact as possible in terms of its dimensions, with the result that an operating device for operating the light sources is preferably arranged offset to the light sources.
  • the housing has at least one projecting region which serves to receive the lamp operating device already mentioned.
  • the luminaire according to the invention is designed as a pendant lamp.
  • the further light sources are also provided for indirect illumination.
  • the light of the invention in the form of a surface or recessed light.
  • FIG. 1 shows a perspective view of a luminaire according to the invention
  • Figure 2 is a sectional view of the lamp according to the invention.
  • Figure 3 is an enlarged view of the arrangement of the reflectors with respect.
  • Figure 4 is an exploded view of a first end portion of the lamp of
  • Figure 1 and Figure 5 is an exploded view of the opposite end of the
  • Luminaire which is provided for receiving the lamp operating device.
  • FIG. 1 The longitudinal field light according to the invention shown in FIG. 1 in a perspective view, generally designated by the reference numeral 100, is shown in FIG.
  • Embodiment designed as a pendant light That is, the elongate housing 10 of the luminaire is fastened by means of two cables 101 to the ceiling, not shown, of a room or a comparable support element.
  • the appearance of the lamp is characterized by the housing 10, which has on its underside 11 a plurality of longitudinally successively arranged light exit openings 15. About this light exit openings 15, the light output to the bottom out, so the so-called.
  • Direct lighting where
  • the openings 15 are not closed. Thus, there is no optical element such as a lens or the like in the region of the light exit openings 15. Instead, the associated light source and the reflector explained below can be seen through the openings 15, which causes an interesting depth impression when viewing the luminaire 100.
  • the rectangular, almost square shaped housing 10 is formed in the form of a Aluminiumstrangpresspro fils first.
  • the mentioned light exit openings 15 are formed within the profile on the underside 11, which in the present case have a circular shape.
  • the bottom point-shaped light sources 5 which are preferably designed in the form of LEDs or LED clusters.
  • Light exit opening 15 is assigned to a light source 5, wherein the bundling of the light emitted by LEDs usually in a very wide angular range using a cup-shaped reflector 6 takes place.
  • the reflector 6 extends as shown from the LED 5 to the corresponding light exit opening 15, so that on the one hand it is ensured that almost all the LED light for the
  • Direct lighting can be used.
  • an influencing of the light output takes place exclusively via the reflector walls, so that with a corresponding design of the reflector 6, the light output with respect to its light distribution can be adapted to the requirements.
  • the light exit openings 15 do not necessarily have to assume a circular shape but possibly also otherwise, for example, polygonal or in the form of an oval may be formed.
  • the shape of the corresponding reflector 6, in particular its end region must be adjusted, since this should end as flush as possible and seamless on the bottom 11 of the housing.
  • Light exit opening 15 engages.
  • a defined orientation of the reflector 6 is achieved to the light exit opening 15, which has a very positive effect on the appearance of the lamp when viewing from the bottom.
  • the center leg 21 serves as a support surface for a circuit board 4 with the LEDs arranged thereon 5.
  • the LEDs arranged thereon 5.
  • Reflectors 6 attached to this board 4, so that an exact and positionally accurate association between LEDs 5 and 6 reflectors is achieved.
  • the support member 20 also has two vertically aligned beyond
  • Luminaire housing 10 ensures, on the other hand allows the application of the
  • the arrangement and attachment of the support member 20 in the lamp housing 10 then takes place in that it is inserted from the top of the housing 10 via an elongated opening 14 in the housing, wherein due to the defined System between reflectors 6 and light exit openings 15 a correct position positioning is guaranteed. Then, with the help of appropriate screws, the final fixation of the support member 20 to the lamp housing 10. Further fortifications in particular between reflectors 6 and
  • the lamp 100 is additionally designed for indirect lighting. This is made possible by the fact that from the center leg 21 of the support member 20, an additional web 24 is vertically upwards. The web 24 widened toward the top and then forms a support surface for a further LED board 8, the light is emitted through the opening 14 to the top, to lighten in the sense of an indirect illumination above the lamp 100 lying area of a ceiling. If necessary, the light output towards the top can be influenced in the desired manner with the aid of a corresponding optical element 9, which is arranged in the opening 14. In general, however, the use of a simple translucent cover, which closes the upper opening 14, would be conceivable.
  • FIGS. 4 and 5 show exploded views of the two end regions of the luminaire 100 according to the invention.
  • the housing 10 and the carrier element 20 arranged therein with the light sources 5 and 8 located thereon can be seen both for direct and indirect illumination and for the underside the support member 20 additionally mounted reflectors 6.
  • the front side, the housing 10 is closed by a corresponding end cap. It is provided that - as shown in Figures 1 and 5 - at an end portion of the housing 10, a projecting area is formed in which there are no light exit openings 15 and associated light sources. This projecting portion of the housing 10 is then for receiving a control device 30 to power the
  • the operating device 30 can not be positioned in the area of the light sources 5, since it would take too much space here. Accordingly, a corresponding projection of the housing 10 is provided on one side to provide the required clearance. Of course, for aesthetic reasons, a corresponding protrusion could also be created at the opposite end region of the housing 10, so that the luminaire as a whole is designed to be symmetrical.
  • FIGS. 4 and 5 the finally used means for mounting the luminaire 100 are also shown. These are two mounting plates 31 and 32, which are each placed at the end portions of the top of the housing 10 and then bolted to the support member 20. At the mounting plates 31 and 32 then also attack the lower end portions of the cable suspensions 101.
  • a lamp which has a very simple structure, but due to the corresponding use and arrangement of the components for light emission causes a novel appearance. Nevertheless, the light can be reliably influenced in the desired manner in order to meet the requirements of efficient lighting, for example of workplaces.

Landscapes

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

Abstract

L'invention concerne un luminaire (100) équipé d'un boîtier (10) qui comporte sur sa face de rayonnement de lumière plusieurs orifices de rayonnement de lumière (15) associés chacun à une source lumineuse (5) disposée dans le boîtier (10). Chaque source lumineuse (5) est associée à un réflecteur (6) en forme de pot qui s'étend de la source lumineuse (5) à l'orifice de rayonnement de lumière (15) non obturé.
PCT/EP2014/057913 2013-04-25 2014-04-17 Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière WO2014173816A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14719278.5A EP2994690B1 (fr) 2013-04-25 2014-04-17 Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202013101790.6 2013-04-25
DE202013101790.6U DE202013101790U1 (de) 2013-04-25 2013-04-25 Leuchte mit Gehäuse mit mehreren Lichtabstrahlöffnungen

Publications (1)

Publication Number Publication Date
WO2014173816A1 true WO2014173816A1 (fr) 2014-10-30

Family

ID=50549308

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/057913 WO2014173816A1 (fr) 2013-04-25 2014-04-17 Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière

Country Status (3)

Country Link
EP (1) EP2994690B1 (fr)
DE (1) DE202013101790U1 (fr)
WO (1) WO2014173816A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1586814A2 (fr) * 2004-04-16 2005-10-19 TRILUX-LENZE GmbH + Co. KG Système d'éclairage
CH697541B1 (de) * 2005-03-15 2008-11-28 Regent Beleuchtungskoerper Ag Leuchte und Verwendung von dieser.
DE202009016793U1 (de) * 2009-12-11 2011-04-21 Zumtobel Lighting Gmbh Anordnung zur Lichtabgabe
WO2011162323A1 (fr) * 2010-06-24 2011-12-29 株式会社アイ・ライティング・システム Dispositif d'éclairage à del
DE102011051038A1 (de) * 2011-06-14 2012-12-20 Selux Aktiengesellschaft LED Beleuchtungsanordnung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6644841B2 (en) * 2002-03-01 2003-11-11 Gelcore Llc Light emitting diode reflector
GB2404929A (en) * 2003-08-14 2005-02-16 Pixie Developments Ltd Handrail
WO2009055374A1 (fr) * 2007-10-25 2009-04-30 Lsi Industries, Inc. Réflecteur
KR101065003B1 (ko) * 2009-08-25 2011-09-16 (주)알텍테크놀로지스 조명 모듈
US20110310614A1 (en) * 2009-09-01 2011-12-22 Budike Jr Lothar E S Led light fixture having led modules
WO2011125010A1 (fr) * 2010-04-09 2011-10-13 Koninklijke Philips Electronics N.V. Système d'éclairage et luminaire
TWM389218U (en) * 2010-05-28 2010-09-21 Genius Electronic Optical Co Ltd Optical light-emitting device
WO2012062347A1 (fr) * 2010-11-08 2012-05-18 Osram Ag Dispositif d'éclairage linéaire comportant des dels
EP2515033A1 (fr) * 2011-04-19 2012-10-24 Purso Oy Système d'éclairage
US9470882B2 (en) * 2011-04-25 2016-10-18 Cree, Inc. Optical arrangement for a solid-state lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1586814A2 (fr) * 2004-04-16 2005-10-19 TRILUX-LENZE GmbH + Co. KG Système d'éclairage
CH697541B1 (de) * 2005-03-15 2008-11-28 Regent Beleuchtungskoerper Ag Leuchte und Verwendung von dieser.
DE202009016793U1 (de) * 2009-12-11 2011-04-21 Zumtobel Lighting Gmbh Anordnung zur Lichtabgabe
WO2011162323A1 (fr) * 2010-06-24 2011-12-29 株式会社アイ・ライティング・システム Dispositif d'éclairage à del
DE102011051038A1 (de) * 2011-06-14 2012-12-20 Selux Aktiengesellschaft LED Beleuchtungsanordnung

Also Published As

Publication number Publication date
EP2994690A1 (fr) 2016-03-16
EP2994690B1 (fr) 2019-01-02
DE202013101790U1 (de) 2014-07-28

Similar Documents

Publication Publication Date Title
EP2375128B1 (fr) Luminaire dotée de DEL et de lentilles attribuées aux DEL
EP2729840A1 (fr) Élément influant sur la lumière, servant à influer sur l'émission de lumière de sources lumineuses sensiblement en forme de points
DE19956799A1 (de) Leuchte nach Art einer Signal- und/oder Orientierungsleuchte
DE102011082844A1 (de) Beleuchtungsanordnung insbesondere zur Rettungswegbeleuchtung
EP3076068B1 (fr) Luminaire lineaire et profile support pour luminaire lineaire
EP2476949A2 (fr) Lampe dotée d'un boîtier de lampe en forme de caisse et d'un élément de sortie de lumière
EP3207308B1 (fr) Wallwasher
EP2796780B1 (fr) Luminaire doté d'une caractéristique de rayonnement lumineux réglable
EP2796770B1 (fr) Éclairage doté d'une unité de production de lumière et d'un élément de cadre
EP2824380B1 (fr) Éclairage
DE102014207640A1 (de) Anordnung zur Lichtabgabe zur Anordnung an einem Leuchtengehäuse
EP2994690B1 (fr) Luminaire équipé d'un boîtier comportant plusieurs orifices de rayonnement de lumière
CH712778A2 (de) Anordnung zur Lichtabgabe.
EP3276251A1 (fr) Éclairage ayant une forme extérieure modifiable
EP2518389B1 (fr) Élément optique longitudinal et agencement d'émission de lumière avec un élément optique
WO2021058167A1 (fr) Luminaire ayant une région pour émettre de la lumière sur une surface
EP2176583B1 (fr) Éclairage à grille pour l'émission de lumière
EP2796779A1 (fr) Éclairage doté de système optique d'émission de lumière à travers une ouverture de sortie de lumière longitudinale
DD263105A1 (de) Spritzwassergeschuetzte strahlerleuchte
EP2647903B1 (fr) Elément de lentille notamment pour module de lumière de secours
DE202014102021U1 (de) Optisches Element für eine Lichtquelle einer Leuchte, sowie Leuchte
WO2021165068A1 (fr) Appareil d'éclairage allongé
EP2711622B1 (fr) Lampe dotée d'une protection contre le contact
DE102012103042B4 (de) Beleuchtungsanordnung
DE202017105600U1 (de) Linsenhalter, insbesondere für eine Kombinationslinse einer Beleuchtungsoptik, sowie Leuchte mit einem entsprechenden Linsenhalter

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14719278

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2014719278

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE