WO2017108174A1 - Module lumineux pour l'éclairage latéral de surfaces lumineuses - Google Patents

Module lumineux pour l'éclairage latéral de surfaces lumineuses Download PDF

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Publication number
WO2017108174A1
WO2017108174A1 PCT/EP2016/002136 EP2016002136W WO2017108174A1 WO 2017108174 A1 WO2017108174 A1 WO 2017108174A1 EP 2016002136 W EP2016002136 W EP 2016002136W WO 2017108174 A1 WO2017108174 A1 WO 2017108174A1
Authority
WO
WIPO (PCT)
Prior art keywords
lighting
leds
lighting modules
module
modules
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.)
Ceased
Application number
PCT/EP2016/002136
Other languages
German (de)
English (en)
Inventor
Kai Graf
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE102015016688.3A external-priority patent/DE102015016688A1/de
Priority claimed from DE202015008764.7U external-priority patent/DE202015008764U1/de
Application filed by Individual filed Critical Individual
Publication of WO2017108174A1 publication Critical patent/WO2017108174A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • 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 invention relates to a lighting module having the features of the preamble of claim 1.
  • lighting modules for the lateral illumination of luminous surfaces are known.
  • Such lighting modules are used in particular for lighting advertising space, in particular in light boxes.
  • the lighting modules are arranged on a frame and radiate laterally on the luminous surface. If such lighting modules are used for the lateral grazing illumination of advertising space, it is desirable that the lighting area is illuminated as uniformly as possible.
  • the lighting module has a linear arrangement of a plurality of LEDs.
  • AI is an advertising light box with lateral cavity backlighting with a special diffuser disc for optimized
  • LED from Osram or Lightsystem 800 distributed by 3M.
  • a lighting lens which is arranged above an LED. This arrangement is configured to produce an elongate illumination pattern. These illumination lenses are used in particular for light boxes. It is therefore known to use for the illumination of advertising space specially adapted optics.
  • DE 10 2010 042 377 AI a rail, a light module and a lighting system and a corresponding lightbox are known.
  • Several LED chips are mounted on a common substrate. The light-emitting diodes (LEDs) are equipped with at least one own or common optics for beam guidance, z.
  • the invention has for its object to improve the known in the art lighting modules.
  • a lighting module having the features of patent claim 1.
  • An emission characteristic of the LEDs has a longitudinally larger opening angle than in the transverse direction and the lighting modules can be operated flicker-free for the human eye.
  • a particularly advantageous light module is formed, which ensures a homogeneous, flicker-free illumination of the luminous surfaces, and at the same time is particularly easy to handle and easy to adapt to different sizes of the luminous surfaces by mating a corresponding number of light modules.
  • the light module has a plurality of LEDs, wherein the LEDs are arranged on a common board. At the two ends of this elongated board each have a connector means is arranged. This makes it possible to assemble the LED lighting modules together.
  • the boards in particular have such a width, so that they can be mounted in the frame profiles.
  • the connector may be formed in particular as a flat connector coupling. The LED lighting modules can be plugged together without an additional cable connection. All connections are pluggable, clamping or screwing is not necessary.
  • the board At one end of the board is a plug, ie the corresponding male part of the connector and at the other end of the board is the socket, the female part of the connector is arranged. If several light modules are put together, then the Light modules, for example, connected in series. The light modules always have the same distance through the direct plug connection, whereby a homogeneous Lich Sign can be achieved. The light distribution is adjusted to the distance to the surface.
  • One of the lighting modules is preferably designed as a feed-in lighting module and has on the one hand a power supply connection.
  • the power supply connection can be designed in particular as an RJ45 plug connection.
  • the feed-in lighting module has a corresponding plug connection means for connection to further lighting modules.
  • the other extending light modules have electrical connectors at both ends, especially in the form of tab connectors.
  • Each of the lighting modules preferably has 3 to 8 LEDs, in particular between 4 and 6 LEDs. It is conceivable that first lighting modules have 4 LEDs and second, longer lighting modules have 6 LEDs. By combining such first and second light modules light module assemblies with different lengths can be combined in a simple manner.
  • the lighting module arrangement has a special power supply.
  • the power supply preferably has a PWM driver
  • a PWM driver pulse width modulation
  • the PWM driver having a frequency of more than 200 hertz, preferably more than 400 hertz, in particular more than 600 hertz, preferably works from about 800 hertz.
  • the power supply has a PWM LED driver that operates at 800 Hz in particular.
  • the power supply supplies a DC voltage, preferably of 24 volts. A hazard is therefore not from this DC voltage. This has the advantage that the LED modules themselves can be easily built, but however, the light emitted by the light modules is substantially flicker-free to the human eye and cameras.
  • the power supply is preferably configured such that the power supply shuts off in the event of a fault and thus the lighting modules are protected against damage with the corresponding components or components.
  • a dimmer is preferably present, wherein the dimmer has a variable resistor, in particular a rotary potentiometer, so that the brightness of the assembled lighting modules can preferably be controlled or controlled between 0% and 100%.
  • the dimmer can be designed as an additional dimmer module, this dimmer module being interposed between the driver and the feed-in lighting module.
  • the dimmer module has for this purpose preferably a power supply input terminal and a
  • These two connections are preferably designed as RJ45 connectors.
  • the dimmer module can be inserted later via the plug connection.
  • the lighting modules have LEDs with a special emission characteristic.
  • the emission characteristic is widened in particular in the longitudinal direction of the lighting modules and narrowed in the transverse direction of the lighting modules.
  • the opening angle is measured larger in the longitudinal direction than in the transverse direction of the lighting modules.
  • the opening angle may be in the longitudinal direction in particular between 40 ° and 80 °, preferably between 45 ° and 60 ° and in the transverse direction between 5 ° and 20 °, preferably between 5 ° and 15 °.
  • the opening angle in the longitudinal direction may for example be 48 ° or 54 ° and be 10 ° in the transverse direction.
  • the emission characteristic of each individual LED is preferably elliptical or oval.
  • the distance of the LEDs on the boards in particular between 5 and 15 cm, preferably between 5 and 10 cm, in particular at 7.75 cm.
  • the distance of the LEDs to the ends is in each case dimensioned so that when plugging the light modules, the grid is maintained and each end adjacent LEDs different light modules have the same distance as the LEDs on the individual light modules with each other. If the grid spacing, ie the spacing of the LEDs with one another is x and the distance between the one end-side LED a is from the end of the board, then the distance of the other end-side LED is preferably xa.
  • the luminous area can be homogeneously illuminated over a distance of about 1 meter.
  • the lighting modules can be arranged in a lower frame part.
  • a luminous area of 3 meters (height) can be homogeneously illuminated.
  • FIG. 2 is a highly schematic representation of one of the lighting modules of FIG. 1 and a power supply with a dimmer,
  • Fig. 3 in a highly schematic representation of one of the lighting modules of FIG. 1 with a power supply without dimmer
  • Fig. 4 in a highly schematic representation of the structure of a lighting module arrangement with a plurality of lighting modules.
  • a plurality of lighting modules 1, 2, 3 and 4 are shown.
  • the lighting modules 1, 2, 3, 4 are used for lateral illumination of lighting surfaces, the lighting modules 1, 2, 3, 4 can be used to illuminate advertising space.
  • the lighting modules 1, 2, 3, 4 can be mounted in particular in light boxes.
  • the lighting modules 1, 2, 3, 4 are arranged in a frame of the light box and radiate laterally on the luminous surface.
  • Each of the lighting modules 1, 2, 3 and 4 has a plurality of LEDs 5.
  • the LEDs 5 are each mounted on a circuit board 6.
  • Each light module 1, 2, 3 and 4 has a circuit board 6.
  • the boards 6 are elongated. On the boards 6, the LEDs 5 are arranged linearly.
  • the lighting modules 1, 2, 3, 4 have in particular LEDs 5 with a special emission characteristic.
  • the emission characteristic is in particular in the longitudinal direction of the lighting modules 1, 2, 3, 4 expanded and narrowed in the transverse direction of the lighting modules 1, 2, 3, 4.
  • the opening angle may be in the longitudinal direction in particular between 40 ° and 80 °, preferably between 45 ° and 60 ° and in the transverse direction between 5 ° and 20 °, preferably between 5 ° and 15 °.
  • the opening angle in the longitudinal direction may for example be 48 ° or 54 ° and be 10 ° in the transverse direction.
  • the emission characteristic of each individual LED 5 is preferably elliptical or oval.
  • the spacing of the LEDs 5 is preferably constant. Adjacent LEDs 5 have in particular a grid spacing between 5 and 15 cm. The grid spacing may in particular be substantially 10 cm.
  • the spacing of the end-side LEDs 5 from the ends of the lighting modules 1, 2, 3, 4 is preferably dimensioned such that when a plurality of lighting modules 1, 2, 3 and 4 are put together, the grid spacing of the now adjacent end-side LEDs 5 of the lighting modules 1, 2, 3, 4 is equal to the pitch of the LEDs 5 within a light module 1, 2, 3, 4.
  • the lighting modules 1, 2, 3 and 4 each have at least one end, electrical connector 7, 8. By means of the electrical connectors 7, 8, the lighting modules 1, 2, 3 and 4 can be plugged together.
  • the electrical connector 7 may for example be as a plug and the electrical connector 8 may therefore be formed as a matching socket.
  • the lighting modules 1, 2, 3, 4 can be plugged together.
  • the LEDs 5 are connected in series or in parallel within the lighting modules 1, 2, 3, 4.
  • the lighting modules 1, 2, 3, 4 are preferably connected via the connectors 7, 8 in series.
  • the connectors 7, 8 are in particular designed as a flat connector clutches.
  • the lighting modules 2 and 4 have at their two ends in each case one of the connectors 7, 8.
  • the two lighting modules 1, 3 on the one hand (shown in Fig. 1 right) a connector 7.
  • no plug-in connection 8 is arranged, but a power supply connection 9.
  • the power supply connection 9 can be designed as an RJ45 plug connection or alternatively as a clamp connection.
  • These lighting modules 1, 3 are designed as feed-in lighting modules and can only be connected on one side with other lighting modules 2, 4.
  • the lighting modules 2, 4 are used for extension and are on both sides with other lighting modules 1, 2, 3, 4 connectable. These extending light modules 2, 4 receive the energy via the electrical connectors 7, 8 of the adjacent lighting modules 1, 2, 3, 4.
  • the assembled lighting modules 1, 2, 3, 4 form a linear light module arrangement (not specified).
  • the lighting module arrangement now has a power supply 10.
  • FIG. 4 shows that, for example, the lighting modules 1 and 4 can be plugged together or a lighting module 3 with two downstream lighting modules 2.
  • a power supply 10 with a driver 11 and a dimmer 12 is shown.
  • the dimmer 12 is connected via corresponding connectors on the one hand to the power supply and on the other hand with one of the lighting modules 1, 3.
  • the driver 11 converts the 230 volt AC voltage into a DC voltage of 24 volts.
  • the LEDs 5 are operated flicker-free by the PWM driver (11) operates at a frequency of more than 200 hertz, preferably more than 400 hertz, in particular more than 600 hertz, preferably of about 800 hertz. As a result, no flickering of the LEDs 5 is more recognizable for the human eye and for conventional cameras after the rectification.
  • the dimmer 12 is designed as an additional dimmer module.
  • the dimmer module has a rotary potentiometer and two RJ45 connectors, each with a plug connection on the input side and a plug connection on the output side. By means of the rotary potentiometer, the PWM driver 11 and thus the brightness can be regulated.
  • a power supply 10 with the driver 11, but without additional downstream dimmer 12 is shown.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

L'invention concerne un module lumineux (1, 2, 3, 4) pour l'éclairage latéral de surfaces lumineuses, comprenant plusieurs DEL (5) et un circuit imprimé (6), les DEL (5) étant disposées de façon linéaire sur le circuit imprimé (6), une connexion électrique (7, 8) étant disposée à au moins une extrémité du circuit imprimé (6) pour la connexion avec d'autres modules lumineux (1, 2, 3, 4). Les modules lumineux pour l'éclairage latéral de surfaces lumineuses sont améliorées en ce qu'une caractéristique de rayonnement des DEL (5) présente un angle d'ouverture plus grand dans la direction longitudinale que dans la direction transversale et en ce que les modules lumineux (1, 2, 3, 4) peuvent être actionnés sans scintillement pour les yeux humains.
PCT/EP2016/002136 2015-12-22 2016-12-20 Module lumineux pour l'éclairage latéral de surfaces lumineuses Ceased WO2017108174A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102015016688.3A DE102015016688A1 (de) 2015-12-22 2015-12-22 Leuchtmodul zur seitlichen Beleuchtung von Leuchtflächen
DE202015008764.7U DE202015008764U1 (de) 2015-12-22 2015-12-22 Leuchtmodul zur seitlichen Beleuchtung von Leuchtflächen
DE102015016688.3 2015-12-22
DE202015008764.7 2015-12-22

Publications (1)

Publication Number Publication Date
WO2017108174A1 true WO2017108174A1 (fr) 2017-06-29

Family

ID=57590468

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/002136 Ceased WO2017108174A1 (fr) 2015-12-22 2016-12-20 Module lumineux pour l'éclairage latéral de surfaces lumineuses

Country Status (1)

Country Link
WO (1) WO2017108174A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004009713U1 (de) * 2004-06-19 2004-09-16 Ebbert, Erich Kompatibles Gang- und Treppenstufenbeleuchtungssystem mit Klick-Montage
US20080043466A1 (en) * 2006-08-16 2008-02-21 Chakmakjian Stephen H Illumination devices
US20080298058A1 (en) * 2005-05-20 2008-12-04 Tir Systems Ltd. Cove Illumination Module and System
US20100027256A1 (en) * 2008-08-04 2010-02-04 Harison Toshiba Lighting Corp. Optical element for arrayed light source and light emitting device using the same
US20120081899A1 (en) * 2010-10-04 2012-04-05 Vode Lighting Llc Luminaire system and method
US20130077300A1 (en) * 2011-03-24 2013-03-28 The Sloan Company, Inc. Dba Sloanled Display box lighting module

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004009713U1 (de) * 2004-06-19 2004-09-16 Ebbert, Erich Kompatibles Gang- und Treppenstufenbeleuchtungssystem mit Klick-Montage
US20080298058A1 (en) * 2005-05-20 2008-12-04 Tir Systems Ltd. Cove Illumination Module and System
US20080043466A1 (en) * 2006-08-16 2008-02-21 Chakmakjian Stephen H Illumination devices
US20100027256A1 (en) * 2008-08-04 2010-02-04 Harison Toshiba Lighting Corp. Optical element for arrayed light source and light emitting device using the same
US20120081899A1 (en) * 2010-10-04 2012-04-05 Vode Lighting Llc Luminaire system and method
US20130077300A1 (en) * 2011-03-24 2013-03-28 The Sloan Company, Inc. Dba Sloanled Display box lighting module

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